1 2007-05-08 Jie Zhang <jie.zhang@analog.com>
3 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
5 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6 argument. Safely select temporary P register according to it.
7 (do_link): Change call site of add_to_reg accordingly.
8 (do_unlink): Add epilogue_p as a fourth argument and pass it
10 (expand_interrupt_handler_epilogue): Change call of do_unlink
12 (bfin_expand_prologue): Add a third argument sibcall_p.
13 * config/bfin/bfin.md (epilogue): Change call of
14 bfin_expand_epilogue accordingly.
15 (sibcall_epilogue): Likewise.
16 (eh_return_internal): Likewise.
18 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
19 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
20 * config/bfin/bfin.c (bfin_handle_option): Handle
21 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
22 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
23 Support bf534, bf536 and bf561.
24 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
26 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
29 * config/i386/i386.c (ix86_function_regparm): Process local
30 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
32 2007-05-07 Mike Stump <mrs@apple.com>
34 * doc/invoke.texi (Warning Options): Document that -Wempty-body
35 also checks for and while statements in C++.
37 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
39 * gcc.c (at_file_supplied): New variable.
40 (main): Set it if we expanded argv.
41 (do_spec_1): Pass an @-file to the linker if we were called with
42 an @-file argument and HAVE_GNU_LD.
43 * collect2.c (at_file_supplied): New variable.
44 (response_file): New variable.
45 (collect_exit): Unlink response_file if necessary.
48 (main): Set at_file_supplied if we expanded argv.
49 (collect_execute): Pass an @-file to subprocesses if we were called
50 with an @-file argument.
51 * configure.ac: Add define for HAVE_GNU_LD.
52 * configure: Regenerate.
53 * config.in: Regenerate.
55 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
57 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
63 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
65 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
66 (TARGET_ENCODE_SECTION_INFO): Re-define.
67 (m32c_encode_section_info): New
68 (function_vector_handler): New
69 (current_function_special_page_vector): New
70 (m32c_special_page_vector_p): New.
71 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
73 * config/m32c/jump.md: Added instruction JSRS for functions
74 with attribute "function_vector".
75 * doc/extend.texi (function_vector): Added description
76 for M16C, M32C targets.
78 2007-05-07 DJ Delorie <dj@redhat.com>
81 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
82 ashrpsi3, lshrpsi3): Update shift count constraint.
84 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
85 Nathan Froyd <froydnj@codesourcery.com>
88 * c-incpath.c (add_path): Strip trailing path separators.
90 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
92 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
93 Free dominance info before purging EH edges.
94 (eliminate_degenerate_phis): Likewise.
95 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
97 2007-05-07 Jan Hubicka <jh@suse.cz>
99 * gimplify.c (gimplify_expr): Do not crash when folding
102 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
105 * c-opts.c (lang_fortran): Make it non static.
106 * c-common.h (lang_fortran): New prototype.
107 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
108 -lang-fortran option was passed by the driver.
110 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
112 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
113 of ASSERT_CHECKING. Tweak message.
115 2007-05-06 Revital Eres <eres@il.ibm.com>
118 * loop-unroll.c (insert_var_expansion_initialization):
119 Initialize the expansions with -zero instead of +zero.
121 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
123 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
124 into pic and non-pic versions. Mark r19 as used for
125 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
126 for tgd_load, tld_load and tie_load .
127 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
128 version of tgd_load, tld_load and tie_load depending on the
131 2007-05-04 Ulrich Drepper <drepper@redhat.com>
132 Jakub Jelinek <jakub@redhat.com>
134 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
135 (__do_global_dtors_aux): Use more paranoid loop to run
136 destructors if HIDDEN_DTOR_LIST_END.
137 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
139 2007-05-04 Jakub Jelinek <jakub@redhat.com>
141 * varasm.c (align_variable): Don't increase alignment for
142 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
143 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
145 2007-05-04 Josh Conner <jconner@apple.com>
147 * basic-block.h (cdi_direction): Assign values to all enumeration
149 (dom_computed): Remove.
150 (dom_info_state): New.
151 (set_dom_info_availability): New.
152 * tree-ssa-loop-im.c (determine_invariantness): Initialize
153 walk_data.dom_direction.
154 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
155 instead of dom_computed[].
156 (split_edge): Likewise.
157 (create_basic_block): Likewise.
158 (merge_blocks): Likewise.
159 * ifcvt.c (find_if_header): Likewise.
160 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
161 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
162 * tree-ssa.c (verify_ssa): Likewise.
163 * tree-cfg.c (tree_verify_flow_info): Likewise.
164 (remove_edge_and_dominated_blocks): Likewise.
165 * dominance.c (dom_computed): Make static.
166 (calc_dfs_tree_nonrec): Change third param to a bool.
167 (calc_dfs_tree): Change second param to a bool.
168 (calc_idioms): Change second param to a bool. Use
169 dom_convert_dir_to_idx.
170 (init_dom_info): Validate dir before using.
171 (dom_convert_dir_to_idx): New.
172 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
173 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
174 (free_dominance_info): Use dom_convert_dir_to_idx.
175 (get_immediate_dominator): Likewise.
176 (set_immediate_dominator): Likewise.
177 (get_dominated_by): Likewise.
178 (redirect_immediate_dominators): Likewise.
179 (nearest_common_denominator): Likewise.
180 (dominated_by_p): Likewise.
181 (bb_dom_dfs_in): Likewise.
182 (bb_dom_dfs_out): Likewise.
183 (recount_dominator): Likewise.
184 (iterate_fix_dominators): Likewise.
185 (add_to_dominance_info): Likewise.
186 (delete_from_dominance_info): Likewise.
187 (first_dom_son): Likewise.
188 (next_dom_son): Likewise.
189 (dom_info_available_p): Likewise.
190 (dom_info_state): New.
191 (set_dom_info_availability): New.
193 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
195 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
197 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
199 2007-05-04 Bob Wilson <bob.wilson@acm.org>
201 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
202 (subdi3, subdi_carry): Delete.
204 2007-05-04 Jan Hubicka <jh@suse.cz>
205 Richard Guenther <rguenther@suse.de>
207 * opts.c (decode_options): Do not fiddle with inlining
208 parameters in case of optimizing for size.
209 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
211 (cgraph_decide_inlining_of_small_function): When optimizing for
212 size never inline functions increasing caller size.
213 (cgraph_early_inlining): Inline for size when optimizing for size.
215 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
217 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
218 logical operations piecewise.
219 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
220 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
221 subdi_sesidi_di): Delete.
222 (add_with_carry): Produce carry in CC instead of a DREG to shorten
223 the generated sequence. Allow three-reg add in constraints. Rewrite
224 the rtl expression for carry to avoid zero_extend of a constant.
225 (sub_with_carry): New pattern.
226 (adddi3, subdi3): Change into define_expand. For subtract, generate a
227 different sequence not involving jumps.
228 (notbi): Now a named pattern.
230 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
232 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
233 Add the note about a significant loss of accuracy of some
234 mathematical routines when these options are used.
236 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
238 * haifa-sched.c (rtx_vec_t): New typedef.
239 (contributes_to_priority_p): Extract piece of priority () into new
241 (priority): Use the function. Add assertion.
242 (rank_for_schedule, set_priorities): Add assertion to check that
243 insn's priority is initialized.
244 (clear_priorities, calc_priorities): Change signature. Make it update
245 all relevant insns. Update all callers ('add_to_speculative_block ()'
246 and 'create_block_check_twin ()').
247 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
248 Add new field 'priority_status'.
249 (INSN_PRIORITY_STATUS): New macro.
250 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
252 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
254 * sched-ebb.c (debug_ebb_dependencies): New static function.
255 (init_ready_list): Use it.
257 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
258 with changed signature and 'debug_rgn_dependencies ()'.
259 (debug_rgn_dependencies): New static function.
260 (init_ready_list): Use it.
262 * sched-int.h (debug_dependencies): Declare.
264 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
266 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
268 2007-05-04 Dirk Mueller <dmueller@suse.de>
270 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
272 2007-05-03 Jan Hubicka <jh@suse.cz>
274 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
275 for pointer type in more cases than before.
277 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
279 * tree-object-size.c (plus_expr_object_size): When operand size is
280 unknown, return unknown.
282 2007-05-03 Dirk Mueller <dmueller@suse.de>
284 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
286 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
289 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
291 2007-05-03 Janis Johnson <janis187@us.ibm.com>
293 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
295 2007-05-03 Joseph Myers <joseph@codesourcery.com>
297 * config/soft-fp/double.h, config/soft-fp/extended.h,
298 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
299 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
300 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
301 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
304 2007-05-03 Ian Lance Taylor <iant@google.com>
306 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
307 MASK_PPC_GFXOPT for 8540 or 8548.
309 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
311 * tree-vect-transform.c (vect_update_inits_of_drs): Use
312 vect_print_dump_info() to output debug information.
314 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
317 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
318 operands of size 2 when operand is not MEM_P.
320 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
322 PR tree-optimization/30565
323 * lambda-code.c (perfect_nestify): Fix updating of dominators.
325 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
327 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
328 (umulsi3_highpart): Use them.
329 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
330 for final accumulator to D regisster tranfser.
332 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
334 PR tree-optimization/31699
335 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
337 (vect_enhance_data_refs_alignment): Compute peel amount using
338 TYPE_VECTOR_SUBPARTS instead of vf.
339 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
341 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
344 * system.h: Remove inclusion of double-int.h
345 * tree.h: Include double-int.h
346 * gengtype.c: Likewise
347 * cfgloop.h: Likewise
348 * Makefile.in: Adjust dependencies on double-int.h
350 2007-05-02 Eric Christopher <echristo@apple.com>
352 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
353 -shared to -Zdynamiclib.
355 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
358 * c-common.c (strip_pointer_or_array_types): New function.
359 * c-common.h (strip_pointer_or_array_types): New function declaration.
361 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
363 PR tree-optimization/31771
364 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
366 2007-05-02 Paul Brook <paul@codesourcery.com>
368 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
370 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
373 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
376 2007-05-02 Nick Clifton <nickc@redhat.com>
378 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
380 2007-05-02 Richard Guenther <rguenther@suse.de>
382 PR tree-optimization/31146
383 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
384 argument, single_use_p. If we have a single use that is
385 a conversion to the definition rhs type, propagate that rhs.
386 (forward_propagate_addr_expr): Pass single_use_p argument
387 to forward_propagate_addr_expr_1.
389 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
391 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
394 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
396 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
397 'AMD Family 10 core'.
399 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
401 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
402 and athlon64-sse3 as improved versions of k8, opteron and athlon64
403 with SSE3 instruction set support.
404 * doc/invoke.texi: Likewise.
406 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
408 * config/i386/i386.c (override_options): Tuning 32-byte loop
409 alignment for amdfam10 architecture. Increasing the max loop
410 alignment to 24 bytes.
412 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
414 * config/m68k/constraints.md: New.
415 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
416 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
417 EXTRA_CONSTRAINT): Remove.
418 * config/m68k/m68k.md: Include constraints.md.
419 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
421 2007-05-01 Ian Lance Taylor <iant@google.com>
423 PR tree-optimization/31739
424 * tree-vrp.c (vrp_val_is_max): New static function.
425 (vrp_val_is_min): New static function.
426 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
428 (set_value_range): Use vrp_val_is_{max,min}.
429 (extract_range_from_assert): Likewise.
430 (extract_range_from_binary_expr): Likewise.
431 (extract_range_from_unary_expr): Likewise.
432 (dump_value_range, vrp_meet): Likewise.
433 (vrp_visit_phi_node): Likewise.
434 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
436 2007-05-01 Mark Mitchell <mark@codesourcery.com>
438 * config/i386/gmon-sol2.c (size_t): New type.
439 (intptr_t): Likewise.
440 (s_textsize): Declare as size_t.
442 (monstartup): Use size_t for sizes.
443 (_mcount): Save and restore registers.
444 (internal_mcount): Pass 0 as the first argument to monstartup
446 (moncontrol): Convert pointer to appropriately sized integer
447 before passing to profil.
449 2007-05-01 Joseph Myers <joseph@codesourcery.com>
451 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
452 __NO_FPRS__, not just if _SOFT_DOUBLE.
453 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
454 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
455 also for E500 double.
456 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
457 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
460 2007-05-01 Richard Guenther <rguenther@suse.de>
462 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
465 2007-05-01 Joseph Myers <joseph@codesourcery.com>
467 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
469 2007-05-01 Jan Hubicka <jh@suse.cz>
471 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
474 2007-05-01 Jan Hubicka <jh@suse.cz>
476 * tree.h (maybe_fold_offset_to_component_ref): Remove.
477 (maybe_fold_offset_to_reference): Declare.
478 * fold-const.c (fold_unary): Do not fold
479 (type *)&A into &A->field_of_type_and_offset_0
480 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
481 size is unknown, give up.
482 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
484 (maybe_fold_offset_to_reference): New.
485 (maybe_fold_stmt_indirect): Use it.
486 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
487 * gimplify.c (gimplify_conversion): Canonicalize conversions to
489 (gimplify_expr): Likewise for plus_expr.
491 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
493 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
494 bsi_after_labels. Always insert statements before bsi.
495 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
496 * predict.c (apply_return_prediction): Check for empty blocks.
497 * cfgexpand.c (lab_rtx_for_bb): New variable.
498 (label_rtx_for_bb): Do not create new tree labels.
499 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
500 (tree_expand_cfg): Initialize lab_rtx_for_bb.
501 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
503 (label_for_bb): Add field used.
504 (update_eh_label, main_block_label): Mark the label used.
505 (cleanup_dead_labels): Remove unused labels.
507 2007-05-01 Richard Guenther <rguenther@suse.de>
509 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
510 if it is not about to be set.
511 (get_value_range): Do not pre-allocate equiv bitmap.
512 (update_value_range): No need to clear equiv field.
513 (add_equivalence): Change prototype to get bitmap pointer.
514 Allocate bitmap here if it is not already.
515 (extract_range_from_assert): Do not allocate bitmap here.
516 Update callers to add_equivalence.
517 (extract_range_from_ssa_name): Likewise.
518 (get_vr_for_comparison): New static helper.
519 (compare_name_with_value): Handle NULL equiv bitmap by
520 peeling the first iteration of the comparison loop.
521 Use get_vr_for_comparison.
522 (compare_names): Handle NULL equiv bitmaps by using fake
523 ones. Use get_vr_for_comparison.
525 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
527 * double-int.c (mpz_set_double_int): Moved from
528 tree-ssa-loop-niter.c.
529 (mpz_get_double_int): Likewise; also, add option to wrap
530 out-of-range integers.
531 * double-int.h: New prototypes for above.
532 * tree.c (get_static_type_bounds): Moved from
533 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
534 TYPE_MAX_VALUE if they exist..
535 * tree.h: New prototype for above.
536 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
537 get_type_bounds calls.
538 (mpz_set_double_int): Move to double-int.c.
539 (get_type_bounds): Move to tree.c, rename to
540 get_static_type_bounds.
541 (mpz_to_double_int): Move to double-int.c, rename to
544 2007-04-30 Bob Wilson <bob.wilson@acm.org>
546 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
547 DIV0 exception can fall through to a normal return.
549 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
553 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
554 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
555 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
556 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
557 initialize align to silence bogus warning.
558 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
559 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
561 (struct sra_walk_fns): Remove use_all parameter from use.
562 (sra_hash_tree): Handle BIT_FIELD_REFs.
563 (sra_elt_hash): Don't hash bitfld blocks.
564 (sra_elt_eq): Skip them in parent compares as well. Handle
566 (sra_walk_expr): Don't maintain or pass down use_all_p.
567 (scan_use): Remove use_all parameter.
568 (scalarize_use): Likewise. Re-expand assignment to
569 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
570 output, and re-scalarize after output. Don't mark anything
572 (scalarize_ldst): Adjust.
573 (scalarize_walk_gimple_modify_statement): Likewise.
574 (build_element_name_1): Handle BIT_FIELD_REFs.
575 (instantiate_element): Don't warn for any element whose parent
577 (instantiate_missing_elements_1): Return the sra_elt.
578 (canon_type_for_field): New.
579 (try_instantiate_multiple_fields): New.
580 (instantiate_missing_elemnts): Use them.
581 (mark_no_warning): Removed.
582 (generate_one_element_ref): Handle BIT_FIELD_REFs.
583 (REPLDUP, sra_build_elt_assignment): New.
584 (generate_copy_inout): Use them.
585 (generate_element_copy): Likewise. Handle bitfld differences.
586 (generate_element_zero): Don't recurse for blocks. Use
587 sra_build_elt_assignment.
588 (generate_one_element_int): Take elt instead of var. Use
589 sra_build_elt_assignment.
590 (generate_element_init_1): Adjust.
591 (scalarize_use, scalarize_copy): Use REPLDUP.
592 (scalarize_ldst): Move assert before dereference.
593 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
595 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
598 * tree.c (reconstruct_complex_type): Reconstruct a reference
600 Also use the same mode for the pointer as the old pointer type.
602 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
604 * doc/trouble.texi (Interoperation): Remove note about Ultrix
607 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
609 PR rtl-optimization/31676
610 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
611 (df_refs_record): Call it.
613 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
615 * rtl.def (SS_ABS): New code.
616 * config/bfin/bfin.c (print_operand): New modifier 'v'.
617 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
618 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
619 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
620 (bfin_init_builtins): Define them.
621 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
622 (bfin_expand_builtin): ... and handle the others here.
623 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
624 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
625 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
626 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
627 operand is only HImode.
629 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
631 * regclass.c (scan_one_insn): Remove splitting of
634 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
635 Nigel Stephens <nigel@mips.com>
637 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
639 2007-04-28 Jan Hubicka <jh@suse.cz>
641 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
642 insn_locators_alloc instead of insn_locators_initialize;
643 call reset_block_changes.
644 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
645 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
646 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
647 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
648 * config/score/score.c (th_output_mi_thunk): Likewise.
649 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
650 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
651 tolerate uninitialized locator info.
654 * function.c (init_function_start): Don't init line number info.
655 (expand_function_end): Update.
656 (reset_block_changes, record_block_change, finalize_block_changes,
657 check_block_change, free_block_changes): Kill.
658 * function.h (reset_block_changes, record_block_change,
659 finalize_block_changes, check_block_change, free_block_changes): Remove
661 (struct function): Remove ib_boundaries_block.
662 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
663 Use curr_insn_locator to initialize locator.
664 (emit_line_note): Remove.
665 * cfgexpand.c (expand_gimple_cond_expr): Update.
666 (construct_exit_block): Likewise.
667 (tree_expand_cfg): Initialize/finalize locators.
668 * expr.c (expand_expr_real): Update.
669 * cfglayout.c (line_locators_locs, line_locators_lines,
670 file_locators_locs, file_locators_files): Remove.
671 (set_block_levels): Move to cfgexpand.c.
672 (insn_locators_initialize): Remove.
673 (pass_insn_locators_initialize): Remove.
674 (locations_locators_locs, locations_locators_vals): New static vars.
675 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
677 (insn_locators_alloc, insn_locators_finalize,
678 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
680 (locator_location): New.
681 (locator_line, locator_file): Rewrite.
682 * rtl.h (emit_line_note): Kill.
683 (insn_locators_alloc, insn_locators_finalize,
684 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
686 * tree-inline.c (initialize_cfun): Do not initialize
688 * passes.c (pass_insn_locators_initialize): Remove.
690 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
692 * tree-cfg.c (move_block_to_fn): Release bb from dominance
693 info. Update last_basic_block correctly.
695 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
698 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
699 register itself to hold the offset constant. Tell flow the use
700 of r4 and r5 when they are used.
702 2007-04-27 Richard Guenther <rguenther@suse.de>
704 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
705 if we simplified anything.
706 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
707 warnings until we did a simplification and the stmt was not
708 marked as TREE_NO_WARNING.
710 2007-04-27 Mike Stump <mrs@apple.com>
712 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
714 2007-04-27 Ian Lance Taylor <iant@google.com>
717 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
718 TYPE_MAX_VALUE exist, convert them to the new type.
720 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
722 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
723 if it claims to be available.
724 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
726 (perform_tree_ssa_dce): Always free postdominators.
728 2007-04-27 Richard Henderson <rth@redhat.com>
730 * config/alpha/predicates.md (aligned_memory_operand): Mark
731 as define_special_predicate.
732 (unaligned_memory_operand, normal_memory_operand): Likewise.
733 (reg_or_unaligned_mem_operand): Remove.
734 (any_memory_operand): Match the documentation and check for
735 non-renumbered pseudos during reload.
736 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
737 alpha_secondary_reload_class, update to new interface, make static.
738 Handle CQImode like HImode. Remove FP subreg check.
739 (alpha_expand_mov): Use replace_equiv_address.
740 (alpha_expand_mov_nobwx): Use any_memory_operand.
741 (TARGET_SECONDARY_RELOAD): New.
742 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
743 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
744 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
745 * config/alpha/alpha.md: ... here.
746 (RELOAD12, reloadmode): New.
748 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
749 Don't handle the aligned case here.
750 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
751 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
752 reload_inhi_help. Don't expect a scratch register.
753 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
755 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
757 2007-04-27 Richard Guenther <rguenther@suse.de>
759 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
761 2007-04-27 Richard Guenther <rguenther@suse.de>
763 PR tree-optimization/30965
764 PR tree-optimization/30978
765 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
766 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
767 (find_equivalent_equality_comparison): Likewise.
768 (simplify_cond): Likewise.
769 (get_prop_source_stmt): New helper.
770 (get_prop_dest_stmt): Likewise.
771 (can_propagate_from): Likewise.
772 (remove_prop_source_from_use): Likewise.
773 (combine_cond_expr_cond): Likewise.
774 (forward_propagate_comparison): New function.
775 (forward_propagate_into_cond): Rewrite to use fold for
777 (tree_ssa_forward_propagate_single_use_vars): Call
778 forward_propagate_comparison to propagate comparisons.
780 2007-04-27 Richard Guenther <rguenther@suse.de>
782 PR tree-optimization/31715
783 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
784 sure to do computation on the offset in an appropriate
787 2007-04-27 Richard Sandiford <richard@codesourcery.com>
789 * reload.h (elimination_target_reg_p): Declare.
790 * reload.c (find_reloads): Don't apply the reg_rtx move
791 optimization if the SET_DEST satisfies elimination_target_reg_p.
792 * reload1.c (elimination_target_reg_p): New function.
793 (gen_reload): In the move/add2 fallback, make sure that op0
794 does not overlap the destination register.
796 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
798 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
799 transform only GIMPLE_MODIFY_STMTs.
800 * tree-complex.c (expand_complex_operations_1): Ditto.
801 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
802 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
803 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
805 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
806 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
807 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
808 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
809 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
810 slpeel_add_loop_guard): Ditto.
811 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
812 * lambda-code.c (perfect_nestify): Ditto.
813 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
814 before the first statement.
815 * tree-optimize.c (execute_free_datastructures): Fix comments.
816 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
817 * tree-flow.h (disband_implicit_edges): Declaration removed.
818 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
820 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
822 (disband_implicit_edges, has_label_p): Removed.
823 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
824 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
826 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
828 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
830 * cfgexpand.c (label_rtx_for_bb): New function.
831 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
832 Use label_rtx_for_bb to find the labels.
833 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
834 last block. Detect fallthru edges.
836 2007-04-26 Ian Lance Taylor <iant@google.com>
839 * reload.c (find_reloads_subreg_address): If the address was valid
840 in the original mode but not in the new mode, reload the whole
843 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
845 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
846 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
847 (cleanup_control_expr_graph): Do not invalidate dominance info.
848 Record altered blocks.
849 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
850 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
851 cleanup_tree_cfg_bb): New functions.
852 (remove_forwarder_block): Do not maintain the worklist of blocks.
853 Record altered blocks.
854 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
856 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
857 delete_unreachable_blocks if dominators are not available.
858 * tree-inline.c (optimize_inline_calls): Free dominance information
860 * tree-flow.h (remove_edge_and_dominated_blocks,
861 cfgcleanup_altered_bbs): Altered.
862 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
864 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
866 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
867 do not invalidate dominators.
869 2007-04-26 Anatoly Sokolov <aesok@post.ru>
871 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
872 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
873 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
874 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
876 2007-04-26 Steve Ellcey <sje@cup.hp.com>
878 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
880 2007-04-26 Richard Guenther <rguenther@suse.de>
882 PR tree-optimization/31703
883 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
884 the right type for the target of the bittest.
886 2007-04-26 Richard Sandiford <richard@codesourcery.com>
888 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
889 ix86_sol10_return_in_memory.
891 2007-04-26 Richard Sandiford <richard@codesourcery.com>
893 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
896 2007-04-26 Jakub Jelinek <jakub@redhat.com>
899 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
901 PR tree-optimization/30558
902 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
903 clear this_state.prev_try.
905 2007-04-26 Richard Sandiford <richard@codesourcery.com>
906 Mark Mitchell <mark@codesourcery.com>
908 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
909 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
910 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
912 2007-04-26 Richard Sandiford <richard@codesourcery.com>
915 * doc/invoke.texi (%:print-asm-header): Document.
916 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
918 (static_spec_functions): Add print-asm-header.
919 (main): Print a banner before the --target-help linker options.
920 (print_asm_header_spec_function): New function.
922 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
925 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
926 (movsf_ie): Likewise.
928 2007-04-25 Paolo Carlini <pcarlini@suse.de>
930 * doc/extend.texi ([Type Traits]): Adjust per N2255.
932 2007-04-25 Bob Wilson <bob.wilson@acm.org>
934 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
936 (__umodsi3, __modsi3): Likewise.
938 2007-04-25 Dirk Mueller <dmueller@suse.de>
940 * c-typeck.c (build_compound_expr): Annotate warning()
941 call with OPT_Wunused_value.
942 * tree-ssa.c (warn_uninit): Annotate warning with
944 * c-common.c (handle_sentinel_attribute): Annotate warning
945 call with OPT_Wattributes.
947 2007-04-25 Thiemo Seufer <ths@mips.com>
949 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
951 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
952 on to the assembler. Improve handling of -mno-mips16. Add handling
953 of -mno-mips3d, -mno-dsp, -mno-dspr2.
954 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
955 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
956 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
958 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
961 * config/i386/winnt.c (i386_pe_file_end): Strip only
962 USER_LABEL_PREFIX when writing export name.
964 2007-04-25 Richard Sandiford <richard@codesourcery.com>
966 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
967 sh/elf.h, vx-common.h and vxworks.h.
968 * config/sh/sh.h: Include config/vxworks-dummy.h.
969 (SUBTARGET_OVERRIDE_OPTIONS): Define.
970 (OVERRIDE_OPTIONS): Use it.
971 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
972 (vxworks_picreg): New pattern.
973 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
974 VXWORKS_OS_CPP_BUILTINS.
975 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
976 to their VXWORKS_* equivalents.
977 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
978 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
979 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
980 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
981 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
982 -mrtp/-fPIC multilibs.
983 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
984 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
985 (MULTILIB_OSDIRNAMES): Delete.
987 2007-04-25 Anatoly Sokolov <aesok@post.ru>
990 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
992 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
994 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
995 rounding mode to be specified by the caller.
996 (real_to_mpfr) Likewise.
997 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
998 include new arguments.
999 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
1001 2007-04-24 Ian Lance Taylor <iant@google.com>
1003 PR tree-optimization/31605
1004 * tree-vrp.c (set_value_range): Check that min and max are not
1005 both overflow infinities.
1006 (set_value_range_to_value): New static function.
1007 (extract_range_from_binary_expr): Call set_value_range_to_value.
1008 (extract_range_from_cond_expr): Likewise.
1009 (extract_range_from_expr): Likewise.
1010 (extract_range_from_unary_expr): Likewise. Don't create a range
1011 which overflows on both sides.
1012 (vrp_meet): Check for a useless range.
1013 (vrp_visit_phi_node): If we see a constant which looks like an
1014 overflow infinity, turn off the TREE_OVERFLOW flag.
1016 2007-04-24 Ian Lance Taylor <iant@google.com>
1018 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
1020 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
1023 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
1024 diagnostic message is being built.
1025 * tree-pretty-print.c (dump_generic_node): Only write the
1026 formatted text into BUFFER's stream if we are not building a
1028 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
1030 * Makefile.in (toplev.o): Depend on tree-pass.h.
1032 2007-04-24 Ian Lance Taylor <iant@google.com>
1034 PR tree-optimization/31602
1035 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
1036 conditionals in the copied loop header.
1037 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
1038 warnings if TREE_NO_WARNING is set.
1039 * doc/invoke.texi (Warning Options): Clarify that
1040 -Wstrict-overflow does not warn about loops.
1042 2007-04-24 Janis Johnson <janis187@us.ibm.com>
1044 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
1045 expand on the comment about _Decimal128 arguments and check the
1046 integer result of the modulus operation; for 64-bit ELF ABI, ensure
1047 that _Decimal128 argument uses even/odd register pair.
1048 (function_arg): Ditto.
1050 2007-04-24 Hui-May Chang <hm.chang@apple.com>
1052 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
1053 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
1055 2007-04-24 Richard Guenther <rguenther@suse.de>
1056 Olga Golovanevsky <olga@il.ibm.com>
1058 * fold-const.c (multiple_of_p): Check for bottom
1061 2007-04-24 Richard Henderson <rth@redhat.com>
1063 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
1064 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
1065 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
1066 looking for non-zero bits shifted out. Avoid a recursive call
1067 when constructing the scalar.
1068 (__floatundisf): Likewise.
1070 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
1072 * dwarf2out.c (field_byte_offset): Move the existing logic
1073 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
1074 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
1076 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1079 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1080 argument of 0 for memset.
1081 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1082 unsigned shift instead of the signed variant.
1084 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1086 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
1087 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
1088 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1089 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1090 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1091 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1092 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1093 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1094 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1095 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1096 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1097 "mul<mode>3", "div<mode>3"): Insn definitions added.
1098 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1099 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1100 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1101 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1102 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1103 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1104 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1105 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1106 TARGET_FLOAT_FORMAT): Macro definitions removed.
1107 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1108 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1109 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1110 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1111 (s390_gen_rtx_const_DI): Function removed.
1112 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1114 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1116 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1117 over an external ffs function.
1119 2007-04-24 Chao-ying Fu <fu@mips.com>
1120 Richard Sandiford <richard@nildram.co.uk>
1122 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1123 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1124 (smadd_widen_optab, umadd_widen_optab): Define.
1125 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1127 * genopinit.c (optabs): Fill in smadd_widen_optab and
1129 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1130 and umadd_widen_optab to implement multiply-add sequences.
1131 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1132 (<u>maddsidi4): ...this. Extend condition to include
1133 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1134 of operand 0 to "ka" and use the three-operand form of madd<u>
1136 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1138 * config/mips/constraints.md (ka): New register constraint.
1140 2007-04-24 Jan Hubicka <j@suse.cz>
1144 2007-04-23 Jan Hubicka <jh@suse.cz>
1145 * function.c (init_function_start): Don't init line number info.
1146 (expand_function_end): Update.
1147 (reset_block_changes, record_block_change, finalize_block_changes,
1148 check_block_change, free_block_changes): Kill.
1149 * function.h (reset_block_changes, record_block_change,
1150 finalize_block_changes, check_block_change, free_block_changes): Remove
1152 (struct function): Remove ib_boundaries_block.
1153 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1154 Use curr_insn_locator to initialize locator.
1155 (emit_line_note): Remove.
1156 * cfgexpand.c (expand_gimple_cond_expr): Update.
1157 (construct_exit_block): Likewise.
1158 (tree_expand_cfg): Initialize/finalize locators.
1159 * expr.c (expand_expr_real): Update.
1160 * cfglayout.c (line_locators_locs, line_locators_lines,
1161 file_locators_locs, file_locators_files): Remove.
1162 (set_block_levels): Move to cfgexpand.c.
1163 (insn_locators_initialize): Remove.
1164 (pass_insn_locators_initialize): Remove.
1165 (locations_locators_locs, locations_locators_vals): New static vars.
1166 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1168 (insn_locators_alloc, insn_locators_finalize,
1169 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1171 (locator_location): New.
1172 (locator_line, locator_file): Rewrite.
1173 * rtl.h (emit_line_note): Kill.
1174 (insn_locators_alloc, insn_locators_finalize,
1175 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1177 * tree-inline.c (initialize_cfun): Do not initialize
1178 ib_boundaries_block.
1179 * passes.c (pass_insn_locators_initialize): Remove.
1181 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1183 * doc/invoke.texi: Removed leading '-' from option index entries.
1185 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1187 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1189 (create_phi_node): Use set_phi_nodes.
1190 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1191 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1192 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1193 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1194 (bsi_start, bsi_last): Use bb_stmt_list.
1195 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1196 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1197 Traverse the statements using tsi iterator.
1198 * basic-block.h (struct basic_block_def): Fields stmt_list
1199 and phi_nodes moved to ...
1200 (struct tree_bb_info): ... new structure.
1201 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1202 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1203 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1204 (tree_verify_flow_info): Verify that il.tree is not set for
1205 entry and exit block.
1206 (tree_split_block): Use set_bb_stmt_list.
1208 2007-04-23 Mike Stump <mrs@apple.com>
1210 * config/i386/i386.c (ix86_tune_features
1211 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1214 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1216 * config/i386/i386.md (prefix_extra): New attribute.
1217 (length): Add prefix_extra.
1219 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1220 (sse2_movntv2di): Likewise.
1221 (sse2_cvtps2dq): Likewise.
1222 (sse2_cvtpd2pi): Likewise.
1223 (sse2_cvttpd2pi): Likewise.
1224 (*sse2_cvtpd2ps): Likewise.
1225 (*add<mode>3): Likewise.
1226 (sse2_ssadd<mode>3): Likewise.
1227 (sse2_usadd<mode>3): Likewise.
1228 (*sub<mode>3): Likewise.
1229 (sse2_sssub<mode>3): Likewise.
1230 (sse2_ussub<mode>3): Likewise.
1231 (*mulv8hi3): Likewise.
1232 (*smulv8hi3_highpart): Likewise.
1233 (*umulv8hi3_highpart): Likewise.
1234 (sse2_umulv2siv2di3): Likewise.
1235 (sse2_pmaddwd): Likewise.
1236 (ashr<mode>3): Likewise.
1237 (lshr<mode>3): Likewise.
1238 (ashl<mode>3): Likewise.
1239 (sse2_ashlti3): Likewise.
1240 (sse2_lshrti3): Likewise.
1241 (*umaxv16qi3): Likewise.
1242 (*smaxv8hi3): Likewise.
1243 (*uminv16qi3): Likewise.
1244 (*sminv8hi3): Likewise.
1245 (sse2_eq<mode>3): Likewise.
1246 (sse2_gt<mode>3): Likewise.
1247 (*and<mode>3): Likewise.
1248 (sse2_nand<mode>3): Likewise.
1249 (*ior<mode>3): Likewise.
1250 (*xor<mode>3): Likewise.
1251 (sse2_packsswb): Likewise.
1252 (sse2_packssdw): Likewise.
1253 (sse2_packuswb): Likewise.
1254 (sse2_punpckhbw): Likewise.
1255 (sse2_punpcklbw): Likewise.
1256 (sse2_punpckhwd): Likewise.
1257 (sse2_punpcklwd): Likewise.
1258 (sse2_punpckhdq): Likewise.
1259 (sse2_punpckldq): Likewise.
1260 (sse2_punpckhqdq): Likewise.
1261 (sse2_punpcklqdq): Likewise.
1262 (*sse2_pinsrw): Likewise.
1263 (*sse2_pextrw): Likewise.
1264 (sse2_pshufd_1): Likewise.
1265 (sse2_uavgv16qi3): Likewise.
1266 (sse2_uavgv8hi3): Likewise.
1267 (sse2_psadbw): Likewise.
1268 (sse2_pmovmskb): Likewise.
1269 (*sse2_maskmovdqu): Likewise.
1270 (*sse2_maskmovdqu_rex64): Likewise.
1271 (sse4a_extrqi): Likewise.
1272 (sse4a_extrq): Likewise.
1273 (sse3_lddqu): Set prefix_rep.
1274 (sse3_addsubv4sf3): Likewise.
1275 (sse3_haddv4sf3): Likewise.
1276 (sse3_hsubv4sf3): Likewise.
1277 (sse_cvtss2si): Likewise.
1278 (sse_cvtss2si_2): Likewise.
1279 (sse_cvtss2siq): Likewise.
1280 (sse_cvtss2siq_2): Likewise.
1281 (sse_cvttss2si): Likewise.
1282 (sse_cvttss2siq): Likewise.
1283 (sse2_cvttps2dq): Likewise.
1284 (sse3_movshdup): Likewise.
1285 (sse3_movsldup): Likewise.
1286 (sse2_cvtsd2si): Likewise.
1287 (sse2_cvtsd2si_2): Likewise.
1288 (sse2_cvtsd2siq): Likewise.
1289 (sse2_cvtsd2siq_2): Likewise.
1290 (sse2_cvttsd2si): Likewise.
1291 (sse2_cvttsd2siq): Likewise.
1292 (*sse2_cvtpd2dq): Likewise.
1293 (*sse2_cvttpd2dq): Likewise.
1294 (sse2_pshuflw_1): Likewise.
1295 (sse2_pshufhw_1): Likewise.
1296 (sse4a_insertqi): Likewise.
1297 (sse4a_insertq): Likewise.
1298 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1299 (ssse3_phadddv4si3): Likewise.
1300 (ssse3_phaddswv8hi3): Likewise.
1301 (ssse3_phsubwv8hi3): Likewise.
1302 (ssse3_phsubdv4si3): Likewise.
1303 (ssse3_phsubswv8hi3): Likewise.
1304 (ssse3_pmaddubswv8hi3): Likewise.
1305 (ssse3_pmulhrswv8hi3): Likewise.
1306 (ssse3_pshufbv16qi3): Likewise.
1307 (ssse3_psign<mode>3): Likewise.
1308 (ssse3_palignrti): Likewise.
1309 (abs<mode>2): Likewise.
1310 (ssse3_phaddwv4hi3): Set prefix_extra.
1311 (ssse3_phadddv2si3): Likewise.
1312 (ssse3_phaddswv4hi3): Likewise.
1313 (ssse3_phsubwv4hi3): Likewise.
1314 (ssse3_phsubdv2si3): Likewise.
1315 (ssse3_phsubswv4hi3): Likewise.
1316 (ssse3_pmaddubswv4hi3): Likewise.
1317 (ssse3_pmulhrswv4hi3): Likewise.
1318 (ssse3_pshufbv8qi3): Likewise.
1319 (ssse3_psign<mode>3): Likewise.
1320 (ssse3_palignrdi): Likewise.
1321 (abs<mode>2): Likewise.
1322 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1323 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1324 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1326 2007-04-23 Nick Clifton <nickc@redhat.com>
1328 * params.def: Fix formatting of emacs local variables.
1330 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1332 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1333 move if inter-unit move isn't allowed.
1334 Don't split moving the first element of V2DI to DI to inter-unit
1335 move if inter-unit move isn't allowed.
1337 2007-04-23 Richard Guenther <rguenther@suse.de>
1339 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1340 and CDI_POST_DOMINATORS separately.
1342 2007-04-23 Nick Clifton <nickc@redhat.com>
1344 * c.opt (Wformat-contains-nul): Add warning attribute.
1346 2007-04-23 Jan Hubicka <jh@suse.cz>
1348 * function.c (init_function_start): Don't init line number info.
1349 (expand_function_end): Update.
1350 (reset_block_changes, record_block_change, finalize_block_changes,
1351 check_block_change, free_block_changes): Kill.
1352 * function.h (reset_block_changes, record_block_change,
1353 finalize_block_changes, check_block_change, free_block_changes): Remove
1355 (struct function): Remove ib_boundaries_block.
1356 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1357 Use curr_insn_locator to initialize locator.
1358 (emit_line_note): Remove.
1359 * cfgexpand.c (expand_gimple_cond_expr): Update.
1360 (construct_exit_block): Likewise.
1361 (tree_expand_cfg): Initialize/finalize locators.
1362 * expr.c (expand_expr_real): Update.
1363 * cfglayout.c (line_locators_locs, line_locators_lines,
1364 file_locators_locs, file_locators_files): Remove.
1365 (set_block_levels): Move to cfgexpand.c.
1366 (insn_locators_initialize): Remove.
1367 (pass_insn_locators_initialize): Remove.
1368 (locations_locators_locs, locations_locators_vals): New static vars.
1369 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1371 (insn_locators_alloc, insn_locators_finalize,
1372 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1374 (locator_location): New.
1375 (locator_line, locator_file): Rewrite.
1376 * rtl.h (emit_line_note): Kill.
1377 (insn_locators_alloc, insn_locators_finalize,
1378 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1380 * tree-inline.c (initialize_cfun): Do not initialize
1381 ib_boundaries_block.
1382 * passes.c (pass_insn_locators_initialize): Remove.
1384 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1387 * expr.c (reduce_to_bit_field_precision): Handle
1390 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
1392 PR tree-optimization/24659
1393 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
1394 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
1395 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
1396 * genopinit.c (optabs): Rename vec_pack_mod_optab
1397 to vec_pack_trunc_optab.
1398 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
1399 early for scalar floating point operands for NOP_EXPR.
1400 (vectorizable_type_promotion): Ditto.
1401 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
1402 vec_pack_trunc_optab.
1403 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
1405 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
1406 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
1407 Rename from VEC_PACK_MOD_EXPR.
1408 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
1409 * expr.c (expand_expr_real_1): Ditto.
1410 * tree-inline.c (estimate_num_insns_1): Ditto.
1411 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1413 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
1414 (vec_unpacks_lo_v4sf): Ditto.
1415 (vec_pack_trunc_v2df): Ditto.
1416 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
1417 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1418 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
1420 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
1422 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1424 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
1425 Rename from VEC_PACK_MOD_EXPR. This expression also represent
1426 packing of floating point operands.
1427 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
1428 represent unpacking of floating point operands.
1429 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
1430 [vec_unpacks_hi]: Ditto.
1431 [vec_unpacks_lo]: Ditto.
1433 2007-04-22 Jan Hubicka <jh@suse.cz>
1435 * final.c (rest_of_handle_final): Call
1436 targetm.asm_out.constructor/targetm.asm_out.destructor
1437 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
1438 proper priority via decl_*_priority_insert.
1439 * c-common.c (c_expand_body): Likewise.
1441 2007-04-22 Richard Guenther <rguenther@suse.de>
1443 PR tree-optimization/29789
1444 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
1445 (rewrite_reciprocal): New helper split out from
1446 determine_invariantness_stmt.
1447 (rewrite_bittest): Likewise.
1448 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
1449 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
1452 2007-04-22 Revital Eres <eres@il.ibm.com>
1454 * loop-unroll.c (var_to_expand): New field to support also
1455 insns of the form x = something + x.
1456 (analyze_insn_to_expand_var): Use it.
1457 (expand_var_during_unrolling): Likewise.
1459 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1461 * predict.c: Include pointer-set.h.
1462 (bb_predictions): New variable.
1463 (tree_predicted_by_p, tree_predict_edge,
1464 remove_predictions_associated_with_edge): Use bb_predictions map
1465 instead of bb->predictions.
1466 (clear_bb_predictions, assert_is_empty): New functions.
1467 (combine_predictions_for_bb): Use bb_predictions map. Call
1468 clear_bb_predictions.
1469 (tree_estimate_probability): Create and free bb_predictions map.
1470 * Makefile.in (predict.o): Add pointer-set.h dependency.
1471 * basic-block.h (struct basic_block_def): Remove predictions
1473 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
1475 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1478 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
1481 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1483 * timevar.c (timevar_print): Change reference of --disable-checking to
1484 --enable-checking=release. Also warn if assert checking is disabled.
1486 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1489 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
1490 decl as addressable if the compound literal was marked as
1492 Mark the decl as a gimple register if it is a complex or
1493 vector decl and does not live in memory.
1495 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1497 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
1498 (GENERIC_NEXT): New function macro.
1499 (PHI_CHAIN): Use phi_node's new chain variable.
1500 (tree_phi_node): Change tree_common to tree_base
1501 and add the chain field.
1502 * tree-phinodes.c (make_phi_node): Don't set
1503 TREE_TYPE on the new node.
1504 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
1505 instead of checking GIMPLE_TUPLE_P in chain_next.
1506 * tree-vect-transform.c
1507 (get_initial_def_for_induction): Look at
1508 PHI_RESULT_TREE for the type of the phi node.
1509 (update_vuses_to_preheader): Use PHI_CHAIN
1510 instead of TREE_CHAIN on the phi node.
1511 * tree-ssa-structalias.c (compute_points_to_sets):
1513 (ipa_pta_execute): Likewise.
1515 2007-04-21 Richard Guenther <rguenther@suse.de>
1518 * fold-const.c (fold_unary): Call fold_convert_const on the
1521 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
1523 * gcse.c (store_killed_in_insn): Handle PARALLELs.
1524 (store_killed_in_pat): New.
1526 2007-04-20 Richard Henderson <rth@redhat.com>
1529 * config/i386/i386.c (type_has_variadic_args_p): Look for any
1530 TREE_LIST with a void_type_node value, not void_list_node exactly.
1532 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
1534 * doc/standards.texi: Re-arrange into language-specific
1535 subsections. Add a C++ section, documenting which standards we
1538 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1540 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
1541 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
1543 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
1545 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
1546 ecrti.o and crtbegin.o.
1547 (LIB_DEFAULT_SPEC): Include -lc.
1548 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
1550 2007-04-20 Richard Henderson <rth@redhat.com>
1553 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
1554 argument; update all callers.
1555 (get_unaligned_offset): New.
1556 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
1557 get_unaligned_address, just pass on the address directly.
1558 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
1559 the subreg in the helper patterns.
1560 (unaligned_extendqidi_le): Use get_unaligned_offset.
1561 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
1562 (unaligned_extendhidi_be): Likewise.
1563 (unaligned_extendhidi): Tidy.
1564 * config/alpha/alpha-protos.h: Update.
1566 2007-04-20 Richard Henderson <rth@redhat.com>
1568 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
1569 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1570 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
1571 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1572 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1573 (CPP_SPEC): Don't include %(cpp_subtarget).
1574 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
1575 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1576 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
1578 2007-04-20 Jakub Jelinek <jakub@redhat.com>
1580 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
1581 for __builtin_ia32_cmpordss.
1583 PR tree-optimization/31632
1584 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1585 and arg1 for optimizations of comparison against min/max values.
1586 Fold arg0 to arg1's type for optimizations of comparison against
1587 min+1 and max-1 values.
1589 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
1591 * reload.c (combine_reloads): When trying to use a dying register,
1592 check whether it's uninitialized and don't use if so.
1594 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
1596 * fold-const.c: Remove prototypes for native_encode_expr and
1597 native_interpret_expr.
1598 (native_encode_expr): Make non-static.
1599 (native_interpret_expr): Likewise.
1600 * tree.h: Add prototypes for the above.
1602 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1604 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
1605 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
1606 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
1607 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
1608 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
1609 Add length attributes.
1611 2007-04-19 Janis Johnson <janis187@us.ibm.com>
1613 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
1616 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
1617 __STDC_WANT_DEC_FP__.
1619 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1621 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
1622 for long double compatibility.
1623 * configure: Regenerate.
1625 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1627 PR rtl-optimization/29841
1628 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
1630 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
1631 that may cause control flow transfer from being moved.
1633 2007-04-18 Jan Hubicka <jh@suse.cz>
1635 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
1638 2007-04-18 Eric Christopher <echristo@apple.com>
1640 * config/rs6000/darwin.md (load_macho_picbase): Use link register
1641 only. Update operands.
1642 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
1643 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
1644 link register to pic register.
1646 2007-04-18 Dirk Mueller <dmueller@suse.de>
1649 * tree-vrp.c (search_for_addr_array): New.
1650 (check_array_bounds): Suppress warning about
1651 address taken of array refs if its not de-referenced.
1653 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1655 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
1656 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
1658 * tree-vectorizer.h (NITERS_KNOWN_P): New.
1659 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
1660 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
1662 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1664 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
1666 (vect_analyze_scalar_cycles): Fix indentation.
1667 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
1668 (vect_mark_relevant): Include phis in relevance analysis.
1670 * tree-vect-transform.c (vect_transform_loop): Add an assert.
1672 2007-04-18 Anatoly Sokolov <aesok@post.ru>
1674 * config/avr/avr.c (ptrreg_to_str): Replace error() with
1675 output_operand_lossage().
1677 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1679 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
1680 the unused code for reduction without adjust-in-epilog to simplify the
1683 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
1685 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
1686 (S390_TDC_NEGATIVE_ZERO): New constant.
1687 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
1688 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
1689 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
1690 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
1691 (S390_TDC_POSITIVE_INFINITY): New constant.
1692 (S390_TDC_NEGATIVE_INFINITY): New constant.
1693 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
1694 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
1695 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
1696 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
1697 (S390_TDC_INFINITY): New constant.
1698 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
1699 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
1700 optimization for UNSPEC_CCZ_TO_INT.
1701 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
1702 ("*ccz_to_int"): New insn.
1703 ("isinf<mode>2"): New insn.
1704 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
1705 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
1706 (UNSPEC_CCZ_TO_INT): New constant.
1708 2007-04-18 Richard Guenther <rguenther@suse.de>
1710 PR tree-optimization/19431
1711 PR tree-optimization/21463
1712 * tree-pass.h (pass_phiprop): Declare.
1713 * passes.c (init_optimization_passes): New phiprop pass.
1714 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
1715 (phivn_valid_p): New helper function.
1716 (phiprop_insert_phi): Likewise.
1717 (propagate_with_phi): Likewise.
1718 (tree_ssa_phiprop): New propagator propagating loads
1719 through phi nodes if profitable.
1721 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1723 * tree-vect-analyze.c (process_use): New function.
1724 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
1725 Check phis in all bbs.
1726 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
1729 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1731 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
1734 2007-04-17 Anatoly Sokolov <aesok@post.ru>
1737 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1740 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
1742 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1744 (sse_vmmulv4sf3): Likewise.
1745 (sse2_vmaddv2df3): Likewise.
1746 (sse2_vmmulv2df3): Likewise.
1748 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
1750 PR rtl-optimization/31360
1751 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
1752 (target_reg_cost): New.
1753 (init_set_costs): Initialize target_reg_cost. Add comments
1754 regarding the rationale of the costs.
1755 (global_cost_for_size): Renamed to...
1756 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
1757 of register pressure.
1758 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
1759 estimate_reg_pressure_cost. Add number of ivs.
1760 (determine_set_costs): Dump target_reg_cost.
1761 * loop-invariant.c (gain_for_invariant): Use
1762 estimate_reg_pressure_cost. Removed n_inv_uses argument.
1763 (best_gain_for_invariant, find_invariants_to_move): Remove
1765 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
1766 (target_reg_cost): Declare.
1767 (global_cost_for_size): Declaration removed.
1768 (estimate_reg_pressure_cost): Declare.
1770 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
1772 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
1773 regnos into even/odd register pairs.
1774 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
1775 TDmode similar to the other floating point modes.
1776 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
1777 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
1779 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
1780 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
1781 (movdd_hardfloat64): Use TARGET_MFPGPR.
1783 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
1785 * reload1.c (delete_output_reload): Don't count output in n_inherited.
1788 2005-01-05 Richard Henderson <rth@redhat.com>
1790 * reload1.c (do_input_reload): Restrict the optimization deleteing
1791 a previous output reload to RELOAD_FOR_INPUT.
1793 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
1795 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
1796 induc_vec_info_type.
1797 (vectorizable_induction): New function declaration.
1798 * tree-vect-transform.c (get_initial_def_for_induction): No need to
1799 check if already vectorized. Find first place in BB where new stmts
1800 can be inserted. Takes only one argument.
1801 (vectorizable_induction): New function.
1802 (vect_transform_stmt): Add case for induc_vec_info_type to call
1803 vectorizable_induction.
1804 (vect_transform_loop): Consider phis for vectorization.
1805 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
1807 (analyze_operations): Call vectorizable_induction when analyzing phis.
1809 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
1810 (vect_mark_relevant): Include phis in relevance analysis.
1811 (vect_mark_stmts_to_be_vectorize): Likewise.
1812 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
1814 2007-04-16 Lawrence Crowl <crowl@google.com>
1816 * doc/invoke.texi (Debugging Options): Add documentation for the
1817 -femit-struct-debug options -femit-struct-debug-baseonly,
1818 -femit-struct-debug-reduced, and
1819 -femit-struct-debug-detailed[=...].
1821 * c-opts.c (c_common_handle_option): Add
1822 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
1823 and OPT_femit_struct_debug_detailed_.
1824 * c.opt: Add specifications for
1825 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
1826 and -femit-struct-debug-detailed[=...].
1827 * opts.c (set_struct_debug_option): Parse the
1828 -femit-struct-debug-... options.
1829 * opts.c (matches_main_base, main_input_basename,
1830 main_input_baselength, base_of_path, matches_main_base): Add
1831 variables and functions to compare header base name to compilation
1833 * opts.c (should_emit_struct_debug): Add to determine to emit a
1834 structure based on the option.
1835 (dump_struct_debug) Also disabled function to debug this
1837 * opts.c (handle_options): Save the base name of the
1840 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
1841 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
1842 This hook indicates if a type is generic. Set it by default
1844 * langhooks.h (struct lang_hooks_for_types): Add a new hook
1845 to determine if a struct type is generic or not.
1846 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
1847 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
1848 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
1851 * flags.h (enum debug_info_usage): Add an enumeration to describe
1852 a program's use of a structure type.
1853 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
1854 to indicate the program's usage of the type. Filter structs based
1855 on the -femit-struct-debug-... specification.
1856 (gen_type_die): Split into two routines, gen_type_die and
1857 gen_type_die_with_usage. gen_type_die is now a wrapper
1858 that assumes direct usage.
1859 (gen_type_die_with_usage): Replace calls to gen_type_die
1860 with gen_type_die_with_usage adding the program usage of
1861 the referenced type.
1862 (dwarf2out_imported_module_or_decl): Suppress struct debug
1863 information using should_emit_struct_debug when appropriate.
1865 2007-04-16 Ian Lance Taylor <iant@google.com>
1867 PR tree-optimization/31522
1868 * tree-vrp.c (vr_phi_edge_counts): New static variable.
1869 (vrp_initialize): Allocate vr_phi_edge_counts.
1870 (vrp_visit_phi_node): Don't push to infinity if we saw a new
1871 executable edge. Drop test for all constants.
1872 (vrp_finalize): Free vrp_phi_edge_counts.
1874 * doc/cpp.texi (Common Predefined Macros): Clarify description of
1875 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1877 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
1878 predecessors at head rather than tail.
1880 2007-04-16 Matthias Klose <doko@debian.org>
1882 * config/alpha/linux.h (CPP_SPEC): Define.
1883 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
1885 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
1887 * function.h: Remove sequence_stack extern declaration.
1889 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1891 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
1893 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
1896 2007-04-16 Anatoly Sokolov <aesok@post.ru>
1898 * config/avr/avr.c (avr_arch_types): Rearranging array.
1899 (enum avr_arch): Add.
1900 (avr_mcu_types): Use avr_arch enumeration constants instead of
1902 * config/avr/avr.h (LINK_SPEC): Simplify.
1904 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1906 * config/m68k/m68k.c (m68k_libcall_value,
1907 m68k_function_value): Use macros for register names more.
1909 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
1911 (M68K_REGNAME): Use A6_REG.
1912 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
1914 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1917 * sched-int.h (struct deps): Split field 'pending_lists_length' into
1918 'pending_read_list_length' and 'pending_write_list_length'. Update
1920 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
1921 to handle two length counters instead of one. Update all uses.
1922 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
1923 two length counters instead of one.
1924 * sched-rgn.c (propagate_deps): Update to handle two length counters
1927 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
1930 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
1931 copy of source, pass it to ix86_expand_vector_set and return
1934 2007-04-16 David Ung <davidu@mips.com>
1935 Joseph Myers <joseph@codesourcery.com>
1937 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
1938 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
1939 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1940 Add 74K processor information.
1941 * config/mips/mips.md: Include 74k.md.
1942 (cpu): Add 74kc,74kf,74kx.
1943 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
1944 * config/mips/74k.md: New.
1945 * doc/invoke.texi (MIPS Options): Document 74K support.
1947 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
1949 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
1950 vectorizable_* functions.
1951 * tree-vect-transform.c (vectorizable_call): Add check for
1952 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
1953 (vectorizable_store): likewise.
1954 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
1956 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1957 (vectorizable_type_promotion, vectorizable_load): Likewise.
1958 (vectorizable_live_operation, vectorizable_condition): Likewise.
1959 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
1961 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
1963 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1965 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
1966 register numbers more.
1967 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
1968 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
1969 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
1970 FUNCTION_VALUE_REGNO_P): Likewise.
1971 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
1972 STATIC_CHAIN_REGNUM): Likewise.
1973 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
1974 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
1975 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
1976 * config/m68k/m68k.md (FP_REG): New.
1978 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1980 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
1983 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1985 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
1986 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
1989 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1991 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
1994 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1997 * c-decl.c (finish_decl): Grab the type of the decl after the call
1998 to store_init_value.
2000 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
2002 * common.opt (fforward-propagate): Fix "Optimization" annotation.
2004 2007-04-14 Jakub Jelinek <jakub@redhat.com>
2007 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
2008 post dominators and cleanup cfg before returning.
2010 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
2012 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
2013 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
2015 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
2017 * config.gcc: Recognize fido.
2018 * config/m68k/m68k-devices.def (fidoa): New.
2019 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
2021 (FL_FIDOA, TARGET_FIDOA): New.
2022 * config/m68k/m68k.opt (mfidoa): New.
2024 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2027 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
2028 when a personality function is used.
2030 2007-04-13 Bob Wilson <bob.wilson@acm.org>
2032 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
2034 2007-04-13 Mike Stump <mrs@apple.com>
2036 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
2038 * config/darwin.opt (fapple-kext): Make C++ only.
2039 * config/darwin.c (darwin_override_options): Remove code to ensure
2040 -fapple-kext is given for C++ only.
2042 2007-04-13 Richard Sandiford <richard@codesourcery.com>
2044 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
2045 * config/mips/mips.c (override_options): Call
2046 SUBTARGET_OVERRIDE_OPTIONS, if defined.
2048 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2050 * config/i386/i386.opt (msvr3-shlib): Removed.
2052 * doc/invoke.texi: Remove -msvr3-shlib.
2054 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2056 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
2057 with "popcnt" instruction.
2059 2007-04-13 Richard Guenther <rguenther@suse.de>
2061 PR tree-optimization/21258
2062 * tree-vrp.c (compare_case_labels): New helper.
2063 (find_switch_asserts): New function.
2064 (find_assert_locations): Call it for SWITCH_EXPRs.
2066 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
2068 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
2069 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
2070 check is now implied in X87_FLOAT_MODE_P.
2071 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2072 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2073 (fix_trunc<mode>_i386_fisttp): Ditto.
2074 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2075 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2076 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2077 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2078 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2079 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2080 (unnamed_splitters): Ditto.
2081 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
2082 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
2083 FIRST_SSE_REG for local functions when SSE math is enabled or
2084 for functions with sseregparm attribute.
2085 (standard_80387_constant_p): Return -1 if mode is not
2087 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
2088 (ix86_expand_compare): Ditto.
2089 (ix86_expand_carry_flag_compare): Ditto.
2090 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2091 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2092 DECIMAL_FLOAT_MODE_P.
2093 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2094 of SCALAR_FLOAT_MODE_P.
2095 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2096 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2097 checks before FLOAT_MODE_P.
2098 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2099 before FLOAT_MODE_P.
2104 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2106 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2107 Charles Wilson <libtool@cwilson.fastmail.fm>
2109 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2110 (libgcc.mvars): Don't depend on them.
2111 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2112 * exec-tool.in: New.
2114 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2116 * doc/invoke.text (--help): Document --help=common.
2118 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2120 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2122 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2124 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2125 * genemit.c (main): Emit #include "integrate.h".
2126 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2127 (LOADGP_RTP): New mips_loadgp_style.
2128 * config/mips/mips.h: Include config/vxworks-dummy.h.
2129 (TARGET_RTP_PIC): New macro.
2130 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2131 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2132 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2134 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2135 -mvxworks-pic when using -mrtp and a PIC option.
2136 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2138 (mips_symbolic_constant_p, mips_symbolic_address_p)
2139 (mips_symbol_insns): Handle SYMBOL_HALF.
2140 (override_options): Warn about -G and -mrtp being used together.
2141 Initialize mips_lo_relocs[SYMBOL_HALF].
2142 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2143 (mips_emit_loadgp): Handle LOADGP_RTP.
2144 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2145 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2146 (tablejump): Handle function-relative case table entries if
2148 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2150 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2152 * config/mips/mips.md (load_call<mode>): Allow any general register.
2154 (sibcall_value_internal, sibcall_value_multiple_internal)
2155 (call_value_internal, call_value_split, call_value_multiple_internal)
2156 (call_value_multiple_split): Remove constraints from operand 0.
2158 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2160 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2161 rather than loadgp_noshared.
2162 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2163 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2165 * config/mips/mips.md (loadgp): Rename to...
2166 (loadgp_newabi): ...this.
2167 (loadgp_noshared): Rename to...
2168 (loadgp_absolute): ...this.
2170 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2172 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2173 false for locally-binding symbols.
2174 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2176 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2178 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2179 (SYMBOL_GOT_PAGE_OFST): ...this.
2180 (SYMBOL_GOT_GLOBAL): Rename to...
2181 (SYMBOL_GOT_DISP): ...this.
2182 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2183 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2184 * config/mips/mips.c (mips_global_symbol_p): New function.
2185 (mips_symbol_binds_local_p): Likewise.
2186 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2187 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2188 and mips_symbol_binds_local_p.
2189 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2190 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2191 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2193 (mips_ok_for_lazy_binding_p): New function.
2194 (mips_load_call_address, mips_expand_call): Use it.
2195 (mips_dangerous_for_la25_p): Likewise.
2196 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2197 (*got_disp<mode>): Use got_disp_operand instead of
2198 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2199 SYMBOL_GOTOFF_GLOBAL.
2200 (*got_page<mode>): Use got_page_ofst_operand instead of
2202 * config/mips/predicates.md (const_call_insn_operand): Use
2203 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2204 (global_got_operand): Rename to...
2205 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2207 (local_got_operand): Rename to...
2208 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2209 of SYMBOL_GOT_LOCAL.
2211 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2213 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2214 TARGET_CALL_CLOBBERED_GP.
2215 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2216 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2217 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2218 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2219 of TARGET_ABICALLS && !TARGET_NEWABI.
2220 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2221 * config/mips/mips.c (mips_load_call_address): Check
2222 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2223 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2224 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2225 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2226 TARGET_ABICALLS && TARGET_NEWABI.
2227 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2229 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2230 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2231 TARGET_ABICALLS && TARGET_NEWABI.
2232 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2233 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2234 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2235 whether indirect calls must use $25.
2236 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2238 * config/mips/mips.md (jal_macro): Check flag_pic and
2239 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2240 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2241 instead of TARGET_ABICALLS.
2242 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2243 TARGET_ABICALLS && TARGET_OLDABI.
2244 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2245 (sibcall): In the comment above the define_insn, mention
2246 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2247 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2248 instead of TARGET_ABICALLS.
2250 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2252 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2253 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2254 (MACFLAGS_MATCH_P): New macro.
2255 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2256 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2257 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2258 the other MACFLAG constants.
2259 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2260 (flag_machi): Tighten constraints. Renumber some of the operands.
2261 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2263 (flag_machi_parts_acconly): New pattern.
2264 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2266 (flag_macinit1hi): Tighten constraints.
2267 (flag_mul_macv2hi_parts_acconly): New pattern.
2269 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2270 Use a more efficient implementation.
2271 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2272 inline sequences when not optimizing for size.
2274 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2275 movhi_high2low): Delete, merge functionality into...
2276 (packv2hi): ... this pattern.
2278 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2279 * config/bfin/bfin.opt (msim): New option.
2280 (mcpu=): New option.
2281 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2282 (bfin_cpu_t): Typedef of enum bfin_cpu.
2283 (bfin_cpu_type): New declaration.
2284 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2285 -msim and -mcpu= options.
2286 (LIB_SPEC): Likewise.
2287 * config/bfin/bfin.c (bfin_cpu_type): Define.
2288 (bfin_handle_option): Handle -mcpu= option.
2289 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2290 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2291 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2293 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2295 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2296 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2297 (powerpc-wrs-vxworksae): Use ${tm_file}.
2298 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2299 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2300 * config/i386/vx-common.h: New file.
2302 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2304 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2307 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2309 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2312 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2316 * c-common.c (c_build_qualified_type): Set canonical type
2319 2007-04-12 Richard Guenther <rguenther@suse.de>
2321 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2322 lower bound and element size if lower bound is not zero
2323 or either of the ARRAY_REF operands is set.
2325 2007-04-12 Richard Guenther <rguenther@suse.de>
2327 PR tree-optimization/24689
2328 PR tree-optimization/31307
2329 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2331 * gimplify.c (canonicalize_addr_expr): To be consistent with
2332 gimplify_compound_lval only set operands two and three of
2333 ARRAY_REFs if they are not gimple_min_invariant. This makes
2334 it never at this place.
2335 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2337 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2339 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2340 null before emitting a .nsubspa directive.
2342 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2344 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2345 need_to_partition_p if there are no memory statements in the
2348 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2350 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2351 (gcd_of_steps_may_divide_p): New function.
2352 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2354 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2356 * reload.c (find_reloads_toplev, find_reloads_address,
2357 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2358 not a pointer equality test, to decide if we need to call
2359 push_reg_equiv_alt_mem.
2361 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2363 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2364 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2365 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2367 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2369 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
2370 vector to be positive.
2372 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2376 * doc/invoke.texi: Document --params max-aliased-vops and
2378 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
2379 debug_memory_partitions): Move to tree-flow.h
2380 * params.h (AVG_ALIASED_VOPS): Define.
2381 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
2383 (mp_info_t): Likewise.
2384 (get_mem_sym_stats_for): New.
2385 (set_memory_partition): Move from tree-flow-inline.h.
2386 (mark_non_addressable): Only clear the set of symbols for the
2387 partition if it exists.
2388 (dump_memory_partitions): Move from tree-ssa-operands.c
2389 (debug_memory_partitions): Likewise.
2390 (need_to_partition_p): New.
2391 (dump_mem_ref_stats): New.
2392 (debug_mem_ref_stats): New.
2393 (dump_mem_sym_stats): New.
2394 (debug_mem_sym_stats): New.
2395 (update_mem_sym_stats_from_stmt): New.
2396 (compare_mp_info_entries): New.
2397 (mp_info_cmp): Call it.
2398 (sort_mp_info): Change argument to a list of mem_sym_stats_t
2400 (get_mpt_for): Move from tree-ssa-operands.c.
2401 (find_partition_for): New.
2402 (create_partition_for): Remove.
2403 (estimate_vop_reduction): New.
2404 (update_reference_counts): New.
2405 (build_mp_info): New.
2406 (compute_memory_partitions): Refactor.
2407 Document new heuristic.
2408 Call build_mp_info, update_reference_counts,
2409 find_partition_for and estimate_vop_reduction.
2410 (compute_may_aliases): Populate virtual operands before
2411 calling debugging dumps.
2412 (delete_mem_sym_stats): New.
2413 (delete_mem_ref_stats): New.
2414 (init_mem_ref_stats): New.
2415 (init_alias_info): Call it.
2416 (maybe_create_global_var): Remove alias_info argument.
2417 Get number of call sites and number of pure/const call sites
2418 from gimple_mem_ref_stats().
2419 (dump_alias_info): Call dump_memory_partitions first.
2420 (dump_points_to_info_for): Show how many times a pointer has
2422 * opts.c (decode_options): For -O2 set --param
2423 max-aliased-vops to 500.
2424 For -O3 set --param max-aliased-vops to 1000 and --param
2425 avg-aliased-vops to 3.
2426 * fortran/options.c (gfc_init_options): Remove assignment to
2428 * tree-flow-inline.h (gimple_mem_ref_stats): New.
2429 * tree-dfa.c (dump_variable): Dump memory reference
2431 Dump NO_ALIAS* settings.
2432 (referenced_var_lookup): Tidy.
2433 (mem_sym_stats): New.
2434 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
2435 and ORIG are different SSA names for a memory partition.
2436 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
2437 * tree-flow.h (struct mem_sym_stats_d): Define.
2438 (mem_sym_stats_t): Define.
2439 (struct mem_ref_stats_d): Define.
2440 (struct gimple_df): Add field mem_ref_stats.
2441 (enum noalias_state): Define.
2442 (struct var_ann_d): Add bitfield noalias_state.
2443 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
2444 debug_mem_ref_stats, debug_memory_partitions,
2445 debug_mem_sym_stats): Declare.
2446 * tree-ssa-structalias.c (update_alias_info): Update call
2447 sites, pure/const call sites and asm sites in structure
2448 returned by gimple_mem_ref_stats.
2449 Remove local variable IS_POTENTIAL_DEREF.
2450 Increase NUM_DEREFS if the memory expression is a potential
2452 Call update_mem_sym_stats_from_stmt.
2453 If the memory references memory, call
2454 update_mem_sym_stats_from_stmt for all the direct memory
2455 symbol references found.
2456 (intra_create_variable_infos): Set noalias_state field for
2457 pointer arguments according to the value of
2458 flag_argument_noalias.
2459 * tree-ssa-structalias.h (struct alias_info): Remove fields
2460 num_calls_found and num_pure_const_calls_found.
2461 (update_mem_sym_stats_from_stmt): Declare.
2462 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
2463 Set default value to 100.
2464 (PARAM_AVG_ALIASED_VOPS): Define.
2466 2007-04-11 Richard Guenther <rguenther@suse.de>
2469 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
2470 a * -b + c as c - a * b if we honor sign dependent rounding.
2472 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2474 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
2476 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
2477 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
2479 (initialize_trampoline): Don't use old-style function definition.
2480 (bfin_secondary_reload): Mark IN_P argument as unused.
2482 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
2484 PR tree-optimization/31343
2485 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
2486 (build_polynomial_chrec): Return a scalar when the evolution is zero.
2487 * testsuite/gcc.dg/vect/pr31343.c: New.
2489 2007-04-10 Eric Christopher <echristo@apple.com>
2491 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
2492 * config/i386/i386.md (*cmpfp0): Use.
2493 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2494 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2495 (fix_trunc<mode>_i386_fisttp): Ditto.
2496 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2497 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2498 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2499 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2500 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2501 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2502 (unnamed_splitters): Ditto.
2503 * config/i386/i386.c (output_fix_trunc): Assert that
2504 we're not being passed a TFmode operand.
2506 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
2508 PR tree-optimization/31526
2509 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
2510 n_basic_blocks to find newly added blocks.
2512 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
2514 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
2516 (fix_trunc<mode>si_sse): Ditto.
2517 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
2518 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
2519 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
2520 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
2521 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
2522 expander using SSEMODEF mode macro.
2523 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
2524 expander using SSEMODEF mode macro.
2525 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
2526 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
2527 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
2528 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
2529 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
2530 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
2531 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
2532 Macroize insn using X87MODEF mode macro.
2534 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
2536 * config/i386/sse.md (sse2_pinsrw): Removed.
2537 (sse2_pextrw): Renamed to ...
2538 (*sse2_pextrw): This.
2540 2007-04-09 Jan Hubicka <jh@suse.cz>
2543 * config/i386/sse.md
2544 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
2545 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
2546 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
2547 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
2549 2007-04-09 Jan Hubicka <jh@suse.cz>
2551 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
2552 multiple fields of union.
2554 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
2556 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
2557 (create_preheaders): Check that loops are available.
2558 (fix_loop_structure): Clean up, improve comments.
2559 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
2560 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
2562 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
2563 * predict.c (tree_estimate_probability): Do not call
2564 calculate_dominance_info. Call create_preheaders.
2565 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
2566 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
2568 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
2569 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
2570 * tree-cfg.c (tree_split_edge): Make an assert more precise.
2571 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
2574 2007-04-08 Jan Hubicka <jh@suse.cz>
2576 * tree.h (maybe_fold_offset_to_component_ref): Declare.
2577 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
2578 * fold-const.c (fold_unary): Use it.
2580 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2582 * varasm.c (assemble_variable): Remove call to
2583 lang_hooks.decls.prepare_assemble_variable.
2584 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
2585 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
2586 * langhooks.h (lang_hooks_for_decls): Remove
2587 prepare_assemble_variable.
2589 2007-04-08 Mike Stump <mrs@apple.com>
2591 * config/i386/i386.c: Use inc/dec on Core2.
2593 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
2595 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
2596 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2597 lhd_tree_inlining_end_inlining): Remove.
2598 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
2599 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
2601 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
2602 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2603 lhd_tree_inlining_end_inlining): Remove prototypes.
2604 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
2605 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
2606 LANG_HOOKS_TREE_INLINING_START_INLINING,
2607 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
2609 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
2612 2007-04-08 Anatoly Sokolov <aesok@post.ru>
2615 * config/avr/predicates.md (io_address_operand): Delete predicate.
2616 (low_io_address_operand): Don't use 'mode' argument.
2617 (higth_io_address_operand): Rename ...
2618 (high_io_address_operand): ... to this. Don't use 'mode' argument.
2619 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
2622 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
2624 Revert change removing staticp.
2626 2007-04-07 Anatoly Sokolov <aesok@post.ru>
2629 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
2632 2007-04-07 Bruce Korb <bkorb@gnu.org>
2634 * c.opt: Add -Wformat-contains-nul.
2635 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
2637 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
2638 the NUL byte warning.
2640 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
2642 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
2644 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2646 * tree.c (staticp): No longer use staticp langhook.
2647 * langhooks.c (lhd_staticp): Removed.
2648 * langhooks.h (struct lang_hooks): Remove staticp.
2649 * c-common.c (c_staticp): Remove.
2650 * c-common.h (c_staticp): Ditto.
2651 * langhooks-defs.h (lhd_staticp): Ditto.
2652 (LHD_HOOKS_STATICP): Ditto
2653 * tree.h (gcc_assert_lowered): New macro.
2655 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2657 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
2658 argument "reliable".
2659 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
2660 Add argument "reliable". Propagate it through calls.
2661 (infer_loop_bounds_from_undefined): Derive number of iterations
2662 estimates from references in blocks that do not dominate loop latch.
2663 (gcov_type_to_double_int): New function.
2664 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
2665 and expected_loop_iterations_unbounded.
2666 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
2667 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
2668 * tree-data-ref.c (estimated_loop_iterations): Export.
2669 (get_references_in_stmt): Fix -- do not return addresses of local
2671 * cfgloop.h (expected_loop_iterations_unbounded,
2672 estimated_loop_iterations): Declare.
2674 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2676 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2678 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2680 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
2681 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
2682 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
2683 Use output_387_reg_move().
2684 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
2685 expander using X87MODEF12 mode macro.
2686 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
2687 choosing register preferences. Use output_387_reg_move().
2688 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
2689 instead of "x". Use output_387_reg_move().
2690 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
2691 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
2692 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
2693 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
2694 Use output_387_reg_move().
2695 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
2697 (*truncxf?f_i387 splitter): Ditto.
2699 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2701 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2702 LANG_HOOKS_SAFE_FROM_P.
2703 * expr.c (safe_from_p): Remove langhook call.
2704 * langhooks.h (lang_hooks): Remove safe_from_p.
2705 (lhd_safe_from_p): Remove prototype.
2706 * langhooks.c (lhd_safe_from_p): Remove.
2708 2007-04-06 Jan Hubicka <jh@suse.cz>
2710 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2713 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2715 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
2716 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
2717 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
2718 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
2720 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
2721 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
2723 2007-04-05 Richard Henderson <rth@redhat.com>
2725 * config/alpha/alpha.c (print_operand) [+]: Remove.
2726 (alpha_end_function): Print nop if call at end of function.
2727 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
2728 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
2729 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
2730 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
2731 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
2732 the call pattern. Update peepholes to match.
2734 2007-04-05 Janis Johnson <janis187@us.ibm.com>
2736 * doc/extend.texi (Other Builtins): Add decimal float variants
2738 * builtins.def: Ditto.
2739 * builtins.c (expand_builtin): Ditto.
2741 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
2742 H.J. Lu <hongjiu.lu@intel.com>
2745 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
2746 of V8HImode when calling ix86_binary_operator_ok.
2747 (sse2_pmaddwd): Call ix86_binary_operator_ok.
2748 (sdot_prodv8hi): Operands 1 and 2 must be register.
2750 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2752 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2753 initialize align to silence bogus warning.
2755 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2758 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2760 (struct sra_walk_fns): Remove use_all parameter from use.
2761 (sra_hash_tree): Handle BIT_FIELD_REFs.
2762 (sra_elt_hash): Don't hash bitfld blocks.
2763 (sra_elt_eq): Skip them in parent compares as well. Handle
2765 (sra_walk_expr): Don't maintain or pass down use_all_p.
2766 (scan_use): Remove use_all parameter.
2767 (scalarize_use): Likewise. Re-expand assignment to
2768 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2769 output, and re-scalarize after output. Don't mark anything
2771 (scalarize_ldst): Adjust.
2772 (scalarize_walk_gimple_modify_statement): Likewise.
2773 (build_element_name_1): Handle BIT_FIELD_REFs.
2774 (instantiate_element): Don't warn for any element whose parent
2776 (instantiate_missing_elements_1): Return the sra_elt.
2777 (canon_type_for_field): New.
2778 (try_instantiate_multiple_fields): New.
2779 (instantiate_missing_elemnts): Use them.
2780 (mark_no_warning): Removed.
2781 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2782 (REPLDUP, sra_build_elt_assignment): New.
2783 (generate_copy_inout): Use them.
2784 (generate_element_copy): Likewise. Handle bitfld differences.
2785 (generate_element_zero): Don't recurse for blocks. Use
2786 sra_build_elt_assignment.
2787 (generate_one_element_int): Take elt instead of var. Use
2788 sra_build_elt_assignment.
2789 (generate_element_init_1): Adjust.
2790 (scalarize_use, scalarize_copy): Use REPLDUP.
2791 (scalarize_ldst): Move assert before dereference.
2792 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2794 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2796 * regmove.c: Fix unused variable warnings due to previous commit.
2798 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2800 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
2801 (regmove_bb_head): Remove.
2802 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
2803 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
2804 problems with fixup_match_1.
2805 Don't initialize/free regmove_bb_head.
2807 (reg_is_remote_constant_p): If an insn is in the same basic block
2808 but not before INSN, consider it remote, too.
2810 2007-04-05 Anatoly Sokolov <aesok@post.ru>
2813 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
2814 DECL_ASSEMBLER_NAME, not the DECL_NAME.
2816 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
2818 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
2819 (CONDITIONAL_REGISTER_USAGE): Likewise.
2821 2007-04-04 Richard Henderson <rth@redhat.com>
2823 * config/alpha/lib1funcs.asm: Remove unused file.
2825 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2828 * opts.c (print_specific_help): Fix --help=<language>
2830 (common_handle_option): Support --help=common.
2832 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2835 * gcc.c (main): Do not run the linker if
2836 print_subprocess_help indicates that it shouldn't be
2839 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2842 * doc/invoke.texi (--help=): Document <languages> value, fix
2843 formatting in tables of values.
2845 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
2847 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
2848 dllimport attribute of virtual methods.
2850 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
2852 * config/score/crti.asm: Change _bss_start to __bss_start.
2853 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
2854 (OUTGOING_REG_PARM_STACK_SPACE) update.
2855 * config/score/score.opt: add options to make backend support
2856 score5, score5u, score7 and score7d.
2857 * config/score/score.md: Likewise.
2858 * config/score/misc.md: Likewise.
2859 * config/score/mac.md: Likewise.
2860 * doc/invoke.texi: Likewise.
2861 * doc/md.texi: update constraints define.
2863 2007-04-03 Richard Henderson <rth@redhat.com>
2865 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
2866 an appropriate type, use the mode instead.
2868 2007-04-03 Richard Sandiford <richard@codesourcery.com>
2870 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
2871 Set the default --with-arch setting to mips2.
2872 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
2873 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2874 (MULTILIB_OSDIRNAMES): Delete.
2875 (MULTILIB_DIRNAMES): Define.
2876 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
2877 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
2878 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
2879 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
2880 VXWORKS_OS_CPP_BUILTINS.
2881 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
2882 (MIPS_DEBUGGING_INFO): Undefine.
2883 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
2885 2007-04-03 Jakub Jelinek <jakub@redhat.com>
2888 * fold-const.c (native_encode_real): Encode real.c provided longs
2889 as a series of 32-bit native integers.
2890 (native_interpret_real): Interpret buffer as a series of 32-bit
2893 2007-04-03 Richard Guenther <rguenther@suse.de>
2895 * genpreds.c (write_insn_constraint_len): Write function
2896 optimized for CONSTRAINT_LEN implementation.
2897 (write_tm_preds_h): Output insn_constraint_len inline and
2898 use it for CONSTRAINT_LEN.
2899 (write_insn_preds_c): Don't output insn_constraint_len.
2900 * doc/md.texi (define_register_constraint): Document multi-letter
2901 constraints shall have the same length if they start with the same
2904 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2907 * config/i386/i386.md (isinf<mode>2): Expand only when
2908 TARGET_C99_FUNCTIONS is set.
2910 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2912 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
2913 (x86_64-*-linux*): Ditto.
2914 * config/i386/i386.opt (mpc): New option.
2915 * config/i386/i386.c (overrride_options): Handle
2916 ix87_precision_string.
2917 * config/i386/crtprec.c: New file.
2918 * config/i386/t-crtpc: Ditto.
2919 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
2921 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
2922 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2923 crtprec32.o, crtprec64.o and crtprec80.o.
2925 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
2927 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
2929 2007-04-02 Eric Christopher <echristo@apple.com>
2931 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
2932 limitations on darwin.
2934 2007-04-02 Anatoly Sokolov <aesok@post.ru>
2937 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
2939 2007-04-02 Dave Korn <dave.korn@artimi.com>
2941 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
2943 2007-04-02 Dave Korn <dave.korn@artimi.com>
2945 * libgcc2.h (exception_descriptor): Don't forward-declare.
2946 (__get_eh_table_language, __get_eh_table_version): Delete
2947 prototypes of long-dead functions.
2949 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
2951 * ebitmap.h: New file
2952 * ebitmap.c: New file
2953 * Makefile.in (ebitmap.o): New target.
2955 2007-04-01 Jan Hubicka <jh@suse.cz>
2957 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
2958 before very first instruction.
2960 2007-04-01 Jan Hubicka <jh@suse.cz>
2962 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
2963 waring on 64bit hosts.
2964 * bitmap.h: Fix typo in bitmap_head_def.
2966 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
2968 PR rtl-optimization/31391
2969 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
2970 into a DELETED_LABEL note, and the label is in an empty basic
2971 block, update BB_END as well as BB_HEAD.
2973 2007-04-01 Richard Henderson <rth@redhat.com>
2975 PR tree-optimization/31169
2976 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
2977 to varying if the range is outside [0, prec-1].
2979 2007-04-01 Richard Sandiford <richard@codesourcery.com>
2982 * config/mips/mips.md (load_const_gp): New insn.
2983 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
2984 the MIPS16 GP pseudo register if no_new_pseudos.
2985 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
2987 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2990 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
2992 (call_value): Likewise.
2994 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
2995 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2998 * doc/invoke.texi: (optimization options): Reword description
2999 of -ffast-math. Document its primary purpose.
3001 2007-03-31 Richard Guenther <rguenther@suse.de>
3003 * omp-low.c (splay-tree.h): Include.
3004 (lookup_decl): Replace splay-tree usage by pointer-map.
3005 (maybe_lookup_decl): Likewise.
3006 (new_omp_context): Likewise.
3007 (delete_omp_context): Likewise.
3008 * gimplify.c (splay-tree.h): Include.
3009 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
3011 (remap_ssa_name): Likewise.
3012 (remap_decl): Likewise.
3013 (remap_type_1): Likewise.
3014 (remap_type): Likewise.
3015 (copy_body_r): Likewise.
3016 (expand_call_inline): Likewise.
3017 (clone_body): Likewise.
3018 (copy_tree_r): Likewise.
3019 (remap_save_expr): Likewise.
3020 (unsave_r): Likewise.
3021 (unsave_expr_now): Likewise.
3022 (tree_function_versioning): Likewise.
3023 (build_duplicate_type): Likewise.
3024 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
3025 (struct copy_body_data): Replace splay-tree by pointer-map.
3026 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
3027 not $(SPLAY_TREE_H).
3028 (gimplify.o): Depend on $(SPLAY_TREE_H).
3029 (omp-low.p): Likewise.
3031 2007-03-31 Anatoly Sokolov <aesok@post.ru>
3033 * config/avr/predicates.md (even_register_operand,
3034 odd_register_operand): New predicates.
3035 * config/avr/avr.md (movw peephole2): New.
3036 (movw_r peephole2): New.
3038 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
3040 * tree.h (get_signed_or_unsigned_type): New.
3041 * fold-const.c (operand_equal_for_comparison_p): Use
3042 get_signed_or_unsigned_type instead of
3043 lang_hooks.types.signed_or_unsigned_type.
3044 * expr.c (store_expr): Ditto.
3045 * langhooks.c (get_signed_or_unsigned_type): New.
3046 (lhd_signed_or_unsigned_type): New.
3047 * langhooks.h (lhd_signed_or_unsigned_type): New.
3048 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
3050 2007-03-30 Richard Henderson <rth@redhat.com>
3052 * tree-ssa-loop-ivopts.c: Include target.h.
3053 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
3054 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
3055 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
3056 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
3058 2007-03-30 Richard Henderson <rth@redhat.com>
3059 Kai Tietz <kai.tietz@onevision.com>
3061 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
3063 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
3064 (TARGET_64BIT_MS_ABI): New.
3065 (DBX_REGISTER_NUMBER): Handle 64-bit.
3066 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
3067 (LONG_TYPE_SIZE): Force to 32.
3068 (REG_PARM_STACK_SPACE): New.
3069 (OUTGOING_REG_PARM_STACK_SPACE): New.
3070 (REGPARM_MAX, SSE_REGPARM_MAX): New.
3071 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3072 (STACK_BOUNDARY): Use 128 for 64-bit.
3073 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
3074 Add 64-bit implementation.
3075 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
3077 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
3078 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
3079 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
3080 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
3081 (ix86_handle_cconv_attribute): Don't warn when ignoring if
3082 TARGET_64BIT_MS_ABI.
3083 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
3084 (ix86_pass_by_reference): Likewise.
3085 (ix86_function_value_regno_p): Likewise.
3086 (ix86_build_builtin_va_list): Likewise.
3087 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3088 (function_arg_advance_ms_64): New.
3089 (function_arg_advance): Call it.
3090 (function_arg_ms_64): New.
3091 (function_arg): Call it.
3092 (function_value_ms_64): New.
3093 (ix86_function_value_1): Call it.
3094 (return_in_memory_ms_64): New.
3095 (ix86_return_in_memory): Call it.
3096 (setup_incoming_varargs_ms_64): New.
3097 (ix86_setup_incoming_varargs): Call it.
3098 (ix86_expand_prologue): Handle 64-bit stack probing.
3099 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3100 (output_pic_addr_const): Likewise.
3101 (x86_this_parameter): Likewise.
3102 (x86_output_mi_thunk): Likewise.
3103 (x86_function_profiler): Likewise.
3104 (TARGET_STRICT_ARGUMENT_NAMING): New.
3105 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3106 (TARGET_64BIT_MS_ABI): New.
3107 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3108 * config/i386/i386.md (allocate_stack_worker): Remove.
3109 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3110 describe the clobber of eax without a match_scratch.
3111 (allocate_stack_worker_postreload): Remove.
3112 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3113 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3114 (allocate_stack_worker_rex64_postreload): Remove.
3115 (allocate_stack): Handle 64-bit.
3116 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3117 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3118 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3119 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3120 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3121 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3122 * config.build (x86_64-*-mingw*): New host.
3123 * config.host (x86_64-*-mingw*): New host.
3124 * config.gcc (x86_64-*-mingw*): New target.
3125 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3127 2007-03-30 Richard Henderson <rth@redhat.com>
3128 Kai Tietz <kai.tietz@onevision.com>
3130 * c-pragma.c (struct def_pragma_macro_value): New.
3131 (struct def_pragma_macro): New.
3132 (pushed_macro_table): New.
3133 (dpm_hash, dpm_eq): New.
3134 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3135 (init_pragma): Install them.
3136 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3138 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3140 * config/avr/avr.c (avr_override_options): Clear
3141 'flag_delete_null_pointer_checks'.
3143 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3146 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3147 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3148 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3149 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3150 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3151 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3152 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3154 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3156 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3158 * regmove.c: Move all of pass_stack_adjustments from here...
3159 * combine-stack-adj.c: ...to this new file.
3160 * Makefile.in: Add rules for combine-stack-adj.o.
3162 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3164 PR tree-optimization/31383
3165 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3166 to have the same length.
3168 2007-03-30 Jan Hubicka <jh@suse.cz>
3171 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3172 availablility; add more sanity checking; ask varpool only about
3175 2007-03-29 Richard Henderson <rth@redhat.com>
3177 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3178 to decide, but __SIZEOF_LONG_LONG__.
3180 2007-03-29 Richard Henderson <rth@redhat.com>
3182 * emutls.c (struct __emutls_array): New.
3183 (emutls_destroy): Use it instead of casting element 0 from void*.
3184 (__emutls_get_address): Likewise.
3186 2007-03-29 Richard Henderson <rth@redhat.com>
3188 * varasm.c (initializer_constant_valid_p): Don't deny
3189 DECL_DLLIMPORT_P on functions.
3191 * config/i386/cygming.h: Remove function declarations.
3192 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3193 (ASM_OUTPUT_LABELREF): Remove.
3194 (COMMON_ASM_OP): Remove.
3195 (ASM_OUTPUT_COMMON): Remove.
3196 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3197 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3198 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3199 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3200 Rename from TARGET_ENCODE_SECTION_INFO.
3201 * config/i386/netware.h: Likewise.
3202 * config/i386/i386-protos.h: Update.
3203 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3204 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3205 (legitimate_constant_p): Reject dllimports.
3206 (dllimport_map, get_dllimport_decl): New.
3207 (legitimize_dllimport_symbol): New.
3208 (legitimize_address, ix86_expand_move): Use it.
3209 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3210 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3211 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3212 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3213 * config/i386/predicates.md (constant_call_address_operand): Only
3214 accept symbols; reject dllimport_p symbols.
3215 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3216 i386_pe_maybe_record_exported_symbol.
3217 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3218 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3219 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3220 trust the setting of DECL_DLLIMPORT_P.
3221 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3222 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3223 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3224 tidy the argument scanning loop.
3225 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3226 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3227 (i386_pe_strip_name_encoding): Remove.
3228 (i386_pe_binds_local_p): New.
3229 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3230 (i386_pe_output_labelref): Remove.
3231 (i386_pe_asm_output_aligned_decl_common): New.
3232 (i386_pe_maybe_record_exported_symbol): Rename from
3233 i386_pe_record_exported_symbol; check for dllexported symbols.
3235 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3237 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3238 add comment explaining why vsnprintf cannot be used.
3240 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3242 PR tree-optimization/30666
3243 * tree.c (build_complex_type): When creating type names for DWARF2
3244 debug info, create TYPE_DECLs for TYPE_NAME instead of
3246 (build_common_tree_nodes_2): Use build_complex_type when building
3247 predefined complex types, to preserve canonical types.
3249 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3251 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3252 (noce_get_alt_condition): Look at it to determine whether to
3253 reverse the condition or not.
3254 (noce_get_condition): Substitute the truth for lies.
3255 (noce_find_if_block): Set the then_else_reversed field.
3257 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3259 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3260 destination of this insn.
3261 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3262 than calling gen_rtx_SET directly. Use r0 to hold the value of
3263 'address + 4' rather than a stack based temporary which can be
3266 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3268 * config/s390/s390.c (s390_secondary_input_reload_class,
3269 s390_secondary_output_reload_class): Functions removed.
3270 (s390_secondary_reload): New function.
3271 (TARGET_SECONDARY_RELOAD): Target macro defined.
3272 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3273 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3274 * config/s390/s390.md ("reload_outti", "reload_outdi",
3275 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3276 "reload_out<mode>"): Expanders removed.
3277 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3278 "reload<mode>_nonoffmem_out"): Expanders added.
3280 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3282 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3283 SRC->DEST replacement failed anyway.
3285 2007-03-28 Mike Stump <mrs@apple.com>
3287 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3288 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3289 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3291 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3293 * config.gcc: Accept barcelona as a variant of amdfam10.
3294 * config/i386/i386.c (override_options): Likewise.
3295 * doc/invoke.texi: Likewise.
3297 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3299 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3300 offsets for BIT_FIELD_REF and COMPONENT_REF.
3302 2007-03-28 Richard Guenther <rguenther@suse.de>
3304 * tree.c (is_global_var): Move ...
3305 * tree-flow-inline.h (is_global_var): ... here.
3306 * tree.h (is_global_var): Remove declaration.
3308 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3310 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3312 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3313 * config/i386/i386.c (ix86_tune_features): Initialize new
3315 * config/i386/predicates.md (promotable_binary_operator): Use
3316 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3318 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3321 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3323 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3325 * config/fr30/fr30.md (movsi_internal): Change destination
3326 constraint from m to V and add m to the end.
3328 2007-03-28 Christian Bruel <christian.bruel@st.com>
3330 * config/sh/sh.md (movsi_i): Fix type attribute.
3332 2007-03-28 Christian Bruel <christian.bruel@st.com>
3334 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3335 (movsf_ie): Likewise.
3337 2007-03-28 Christian Bruel <christian.bruel@st.com>
3339 * config.gcc: Add sh4-300 to multilib.
3340 * config/sh/t-mlib-sh4-300: New file.
3342 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3344 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3345 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3347 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3348 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3349 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3350 "fixuns_trunctddi2"): Whitespace fix.
3352 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3354 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3355 the definition of struct sh_args.
3356 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3357 CALL_COOKIE_INT_REG_GET): Likewise.
3359 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3361 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3362 transformations are applied successfully.
3364 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3366 * tree.c (tree_contains_struct): Permit 512 tree codes.
3367 * tree.h (tree_contains_struct): Ditto.
3368 (MAX_TREE_CODES): Ditto.
3369 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
3370 SPARE member to store remaining padding bits.
3372 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3374 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
3377 2007-03-27 Janis Johnson <janis187@us.ibm.com>
3379 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
3380 * configure: Regenerate.
3382 * configure: Regenerate using the correct version of autoconf.
3384 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3386 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
3388 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
3389 regs to "__SP_L__" and "__SP_H__".
3391 2007-03-27 Richard Guenther <rguenther@suse.de>
3393 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
3394 computations with it with a HOST_WIDE_INT variable.
3396 2007-03-26 Mike Stump <mrs@apple.com>
3398 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
3399 objective-c-header, objective-c++-header and objc++-cpp-output
3401 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3403 2007-03-26 Richard Henderson <rth@redhat.com>
3406 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
3407 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
3408 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
3409 IX86_BUILTIN_PSRLQ128): New.
3410 (ix86_init_mmx_sse_builtins): Add them.
3411 (ix86_expand_builtin): Expand them.
3412 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
3413 operand 2 be TImode.
3414 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
3415 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3416 _mm_srli_epi64): Mark __B const.
3417 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
3418 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
3419 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
3420 new two-vector shift builtins.
3422 2007-03-26 Ian Lance Taylor <iant@google.com>
3424 PR tree-optimization/31345
3425 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
3426 [+INF, +INF(OVF)] into VARYING.
3428 2007-03-26 Zack Weinberg <zackw@panix.com>
3430 * gengtype-parse.c: New file.
3431 * gengtype-yacc.y: Delete.
3432 * gengtype-lex.l: Don't include gengtype-yacc.h.
3433 Define YY_DECL and yyterminate appropriately for recursive
3434 descent parser. yylval is now a string out-parameter to yylex.
3435 (HWS, EOID): New shorthand.
3436 (IWORD): Add a couple more types.
3437 (yylex): Add a setup stanza. Remove the complex rules for
3438 detecting GTY'ed types and typedefs; replace with simple
3439 keyword detectors. Adjust everything for the changed
3440 definition of yylval. Ignore all pp-directives, not just #define.
3442 (parse_file): Rename yybegin; do not call yyparse.
3444 * gengtype.c (xasprintf): Export again.
3445 (this_file): New. Use everywhere __FILE__ was being used.
3446 (get_lang_bitmap): Special case types defined in gengtype.c.
3447 (do_typedef, new_structure): Suppress definition of certain types.
3448 (new_structure): Improve diagnostics of duplicate definitions.
3449 Make sure location_s is associated with input.h.
3450 (nreverse_pairs, define_location_structures): New functions.
3451 (main): Improve tagging of kludge types. Remove old kludges
3452 for input.h types; use define_location_structures.
3453 * gengtype.h: Update prototypes. Define token codes here.
3454 * Makefile.in: Remove all references to gengtype-yacc.
3455 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
3457 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
3458 add GTY((skip)) to the field that's only conditionally there.
3459 * doc/install.texi: Document that Bison is no longer required
3460 unless building treelang.
3462 * gengtype.c: Don't include gtyp-gen.h.
3463 (srcdir): Declare here.
3464 (base_files, lang_dir_names): Allocate dynamically.
3465 (gt_files, num_gt_files, num_lang_dirs): New globals.
3466 (measure_input_list, read_input_line, read_input_list)
3467 (set_lang_bitmap): New functions.
3468 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
3469 simplify, relying on read_input_list to set up the bitmaps.
3470 (main): Arguments are no longer unused. Check for correct number
3471 of command line arguments, set srcdir and srcdir_len, then call
3472 read_input_list, before doing anything else. No need to worry
3473 about duplicates in main loop.
3474 * configure.ac: Simplify the calculation of all_gtfiles.
3475 Put language tags in there. Don't set or substitute
3476 all_gtfiles_files_langs or all_gtfiles_files_frags.
3477 * Makefile.in: Revamp the way gengtype is invoked, now that it
3478 takes a file on its command line with a much simpler format.
3479 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
3480 (GTFILES): Remove duplicates and C source files.
3481 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
3482 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
3483 * configure: Regenerate.
3485 * gengtype.h: Remove all type definitions to gengtype.c; leave
3486 only definitions of options_p, type_p, and pair_p as opaque
3487 pointers. Update prototypes.
3488 * gengtype.c: Many type definitions moved here from gengtype.h.
3489 Consolidate type definitions at the top of the file.
3490 (xvasprintf): Delete.
3491 (xasprintf): Make static.
3492 (create_nested_pointer_option): Add 'next' parameter.
3493 (create_field_all, create_field_at): New functions.
3494 (create_field): Now a thin wrapper around create_field_all.
3495 (create_optional_field): Rename create_optional_field_ and add
3496 line argument. Original name is now a macro which supplies
3498 (oprintf): Use vsnprintf directly.
3499 (close_output_files): Use fatal rather than perror/exit.
3500 (note_def_vec, note_def_vec_alloc): Use create_field_at.
3501 (main): Set progname. Don't use exit.
3502 * gengtype-yacc.y (struct_fields): Use create_field_at.
3503 (option, optionseqopt): Delete.
3504 (optionseq): Consolidate productions from option here so we
3505 can use the first argument to create_option.
3507 * gengtype-lex.l: Distinguish unions from structures in the
3508 token type. Don't call find_structure; return the tag as a string.
3509 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
3510 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
3511 Reorganize typedef_struct production accordingly.
3512 Use create_nested_ptr_option.
3513 * gengtype.c (create_nested_ptr_option): New function.
3514 * gengtype.h: Declare it.
3516 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
3517 (string_type): Don't declare.
3518 (do_scalar_typedef): Declare.
3519 (create_scalar_type): Update prototype.
3520 * gengtype.c (string_type): Make static.
3521 (scalar_nonchar, scalar_char): New.
3522 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
3523 (resolve_typedef): Use scalar_nonchar for error recovery.
3524 (create_scalar_type): Remove name_len field. Return scalar_char
3525 or scalar_nonchar as appropriate.
3526 (adjust_field_type): Look at scalar_is_char boolean to decide whether
3528 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
3530 (main): Initialize scalar_char and scalar_nonchar before calling
3532 * gengtype-lex.l: Adjust for removal of second argument to
3533 create_scalar_type. Use yylval.s instead of yylval.t when
3535 * gengtype-yacc.y: Type of SCALAR is string. Call
3536 create_scalar_type from type:SCALAR rule. Adjust for removal of
3537 second argument to create_scalar_type.
3539 * vec.h: Remove all #if IN_GENGTYPE blocks.
3540 Add comment saying that changes may require adjustments to gengtype.
3541 * gengtype.c: Don't include coretypes.h or tm.h.
3542 Add comment to inclusion of errors.h.
3543 (note_def_vec, note_def_vec_alloc): New functions.
3544 * gengtype.h: Declare new functions.
3545 * gengtype-lex.l: Don't include coretypes.h.
3546 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
3548 (update_lineno): Remove unnecessary prototype.
3549 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
3550 (VEC rule): Just return VEC_TOKEN.
3551 * gengtype-yacc.y (VEC_TOKEN): New token type.
3552 (type): Add a production for VEC(a,b).
3553 * Makefile.in: Update dependencies.
3555 * gengtype-lex.l: Remove rules for parsing pointer-to-function
3556 typedefs that use the old PARAMS macro.
3558 * gengtype-lex.l: Remove all rules and states relating to yacc
3560 * gengtype-yacc.y: Similarly.
3561 * gengtype.c (note_yacc_type): Delete function.
3562 * gengtype.h: Update prototypes.
3564 2007-03-26 Joseph Myers <joseph@codesourcery.com>
3566 * tree-pretty-print.c (dump_generic_node): Report precision of
3567 unnamed integer types.
3569 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
3571 * ifcvt.c (noce_try_store_flag_constants): Don't check
3572 no_new_pseudos here.
3573 (noce_try_store_flag_constants): Don't check no_new_pseudos.
3574 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
3575 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
3576 noce_try_sign_mask): Likewise.
3577 (if_convert): Check no_new_pseudos here.
3579 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
3581 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
3582 (noce_get_condition): Handle new then_else_reversed argument.
3583 (noce_init_if_info): Remove, fold into noce_find_if_block.
3584 (noce_process_if_block): Take a struct noce_if_info as the
3585 argument. Don't set up one based on ce_if_info. Update pointer
3586 references accordingly.
3587 (cond_move_process_if_block): Likewise.
3588 (process_if_block): Removed.
3589 (find_if_block): Removed. Move functionality two new functions,
3590 noce_find_if_block and cond_exec_find_if_block.
3591 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
3592 blocks and the symmetric IF-ELSE-JOIN case.
3593 (cond_exec_find_if_block): Also new function mostly based on old
3594 find_if_block and process_if_block.
3595 (find_if_header): Replace find_if_block call with separately
3596 guarded calls to noce_find_if_block and cond_exec_find_if_block.
3597 (find_cond_trap): Update noce_get_condition call.
3598 (dead_or_predicable): Likewise.
3600 2007-03-26 Jakub Jelinek <jakub@redhat.com>
3602 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
3604 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
3605 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
3606 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
3607 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
3608 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
3609 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
3610 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
3611 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
3612 __builtin_ia32_psrad128 builtins.
3614 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
3616 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
3617 * config/i386/constraints.md
3618 (define_constraint "I"): Use IN_RANGE macro.
3619 (define_constraint "J"): Ditto.
3620 (define_constraint "K"): Ditto.
3621 (define_constraint "M"): Ditto.
3622 (define_constraint "N"): Ditto.
3623 (define_constraint "O"): Ditto.
3624 * config/i386/predicates.md
3625 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
3626 (define_predicate "const_0_to_3_operand"): Ditto.
3627 (define_predicate "const_0_to_7_operand"): Ditto.
3628 (define_predicate "const_0_to_15_operand"): Ditto.
3629 (define_predicate "const_0_to_63_operand"): Ditto.
3630 (define_predicate "const_0_to_255_operand"): Ditto.
3631 (define_predicate "const_1_to_31_operand"): Ditto.
3632 (define_predicate "const_2_to_3_operand"): Ditto.
3633 (define_predicate "const_4_to_7_operand"): Ditto.
3635 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3637 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
3638 in SImode for save_world.
3639 * config/rs6000/altivec.md (save_world, restore_world): Convert to
3642 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
3644 PR tree-optimization/30784
3645 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
3648 2007-03-25 Revital Eres <eres@il.ibm.com>
3650 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
3651 Fold movement_possibility function into it.
3653 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3655 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
3656 (load_macho_picbase_{si,di}): Convert to LR hard reg.
3657 (call_indirect_nonlocal_darwin64): Same.
3658 (call_nonlocal_darwin64): Same.
3659 (call_value_indirect_nonlocal_darwin64): Same.
3660 (call_value_nonlocal_darwin64): Same.
3661 (sibcall_nonlocal_darwin64): Same.
3662 (sibcall_value_nonlocal_darwin64): Same.
3663 (sibcall_symbolic_64): Same.
3664 (sibcall_value_symbolic_64): Same.
3665 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
3667 (rs6000_emit_load_toc_table): Same.
3668 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
3669 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
3675 (load_toc_v4_pic_si): Same
3676 (load_toc_v4_PIC_1): Same.
3677 (load_toc_v4_PIC_1b): Same.
3678 (call_indirect_aix{32,64}): Same.
3679 (call_value_indirect_aix{32,64}): Same.
3682 (call_local{32,64}): Same.
3683 (call_value_local{32,64}): Same.
3684 (call_indirect_nonlocal_aix{32,64}): Same.
3685 (call_nonlocal_aix{32,64}): Same.
3686 (call_value_indirect_nonlocal_aix{32,64}): Same.
3687 (call_value_nonlocal_aix{32,64}): Same.
3688 (call_indirect_nonlocal_sysv<mode>): Same.
3689 (call_nonlocal_sysv<mode>): Same.
3690 (call_value_indirect_nonlocal_sysv<mode>): Same.
3691 (call_value_nonlocal_sysv<mode>): Same.
3693 (sibcall_local{32,64}): Same.
3694 (sibcall_value_local{32,64}): Same.
3695 (sibcall_nonlocal_aix{32,64}): Same.
3696 (sibcall_value_nonlocal_aix{32,64}): Same.
3697 (sibcall_nonlocal_sysv<mode>): Same.
3698 (sibcall_value): Same.
3699 (sibcall_value_nonlocal_sysv<mode>): Same.
3701 2007-03-24 Paul Brook <paul@codesourcery.com>
3703 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
3704 * config/arm/linux-eabi.h: Remove legacy syscall hack.
3706 2007-03-24 Richard Henderson <rth@redhat.com>
3708 * config/ia64/constraints.md: New file.
3709 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
3710 satisfies_constraint_?.
3711 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
3712 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
3713 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
3714 ia64_output_mi_thunk): Likewise.
3715 (ia64_const_ok_for_letter_p): Remove.
3716 (ia64_const_double_ok_for_letter_p): Remove.
3717 (ia64_extra_constraint): Remove.
3718 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
3719 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
3720 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
3721 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
3722 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
3723 EXTRA_MEMORY_CONSTRAINT): Remove.
3724 * config/ia64/ia64.md: Include constriants.md. Replace
3725 CONST_OK_FOR_? with satisfies_constraint_?.
3727 2007-03-23 Michael Meissner <michael.meissner@amd.com>
3728 H.J. Lu <hongjiu.lu@intel.com>
3730 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
3732 (name macros): Use DPD_BID_NAME to convert names properly.
3734 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
3735 decimal floating point format.
3736 (init_floating_libfuncs): Change decimal functions so that they
3737 have a "bid_" prefix if the decimal system uses the BID format,
3738 and "dpd_" prefix if the decimal system uses the DPD format.
3739 (init_interclass_conv_libfuncs): Ditto.
3740 (init_intraclass_conv_libfuncs): Ditto.
3742 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3743 using the BID format.
3745 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3746 whether we are using the BID decimal format.
3747 * configure: Regenerate.
3749 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3750 the compiler has decimal floating point enabled. Define
3751 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3754 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3755 using the BID format.
3757 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3758 whether we are using the BID decimal format.
3759 * configure: Regenerate.
3761 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3762 the compiler has decimal floating point enabled. Define
3763 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3766 * doc/install.texi (--enable-decimal-float): Document BID and DPD
3767 options, and that it is enabled for i386/x86_64 systems.
3769 * Makefile.in (enable_decimal_float): New.
3771 (DECNUMINC): Add -I$(DECNUMFMT).
3772 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
3773 to $(DECNUMFMT) from $(DECNUM).
3775 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
3776 Substitute enable_decimal_float.
3777 * configure: Regenerated.
3780 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
3783 * configure.ac: Enable decimal float for x86_64-*-linux*.
3784 * configure: Regenerated.
3787 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
3788 decimal128ClearSign to flip and clear the sign bit in decimal128.
3789 (decimal_real_maxval): Set decimal128SetSign to set the sign
3792 2007-03-23 Ian Lance Taylor <iant@google.com>
3794 * fold-const.c (fold_binary): Correct warning for X - c >= X.
3796 2007-03-23 Ian Lance Taylor <iant@google.com>
3798 * tree-dump.c (dump_files): Correct comment.
3800 2007-03-23 Ian Lance Taylor <iant@google.com>
3802 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
3804 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
3806 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
3807 in cfglayout mode. Don't go into and out of cfglayout mode.
3808 Link the blocks in the order of the constructed traces.
3809 (rest_of_handle_tracer): Adjust call to tracer.
3810 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
3811 Don't go into cfglayout mode.
3812 (rtl_loop_done): Don't go out of cfglayout mode.
3813 * cfglayout.c (relink_block_chain): New function, split out from...
3814 (fixup_reorder_chain): ...here. Remove redundant checking.
3815 (cfg_layout_finalize): Don't clear the header, footer, and aux
3816 fields here, move the code to do so to relink_block_chain. Likewise
3817 for free_original_copy_tables.
3818 * rtl.h (tracer): Update prototype.
3819 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
3820 Assert we are in cfglayout mode. Don't go into and out of cfglayout
3821 mode. Use relink_block_chain to serialize the CFG according to the
3822 new basic block order. Move targetm.cannot_modify_jumps_p check from
3824 (gate_handle_reorder_blocks): ...to here.
3825 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
3827 (gate_duplicate_computed_gotos): ...to here.
3828 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
3829 something always changes when going into and out of cfglayout mode.
3830 Perform an expensive cfg cleanup while going into cfglayout mode.
3831 Always update liveness information on HAVE_conditional_execution
3832 targets. Reserialize the basic blocks and go out of cfglayout mode.
3833 * reg-stack.c: Include cfglayout.h.
3834 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
3835 the call to reorder_basic_blocks.
3836 * basic-block.h (reorder_basic_blocks): Update prototype.
3837 (relink_block_chain): New prototype.
3838 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
3840 2007-03-23 Joseph Myers <joseph@codesourcery.com>
3842 * config/mips/mips.md (type, hazard, *movdi_32bit,
3843 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
3844 *movhi_internal, *movqi_internal, *movsf_hardfloat,
3845 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
3846 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
3847 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
3849 (movcc): Change first xfer to multi.
3850 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
3851 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
3852 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
3853 config/mips/generic.md: Change reservations using "xfer" to use
3855 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
3856 using match_operand.
3857 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
3858 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
3860 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
3862 2007-03-22 Richard Henderson <rth@redhat.com>
3864 * config/i386/i386.c: Remove unnecessary function declarations.
3865 Move targetm definition, and all related macros, to the end of
3866 the file. Resort some functions to put definitions before uses.
3867 (ix86_attribute_table): Make static. Move to end of file.
3868 (ix86_gimplify_va_arg): Make static.
3870 2007-03-22 Richard Henderson <rth@redhat.com>
3872 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
3873 don't increase local_regparm with force_align_arg_pointer check.
3874 (ix86_function_sseregparm): Assert 32-bit.
3875 (type_has_variadic_args_p): New.
3876 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
3877 type_has_variadic_args_p.
3878 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
3879 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
3880 use memset instead. Do maybe_vaarg check first; skip attribute
3881 tests if true; skip attribute tests for 64-bit.
3882 (construct_container): Remove TARGET_DEBUG_ARG.
3883 (function_arg_advance_32, function_arg_advance_64): Split out ...
3884 (function_arg_advance): ... from here.
3885 (function_arg_32, function_arg_64): Split out ...
3886 (function_arg): ... from here.
3887 (ix86_pass_by_reference): Tidy.
3888 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
3889 (function_value_32): New, from parts of ix86_function_value
3890 and ix86_value_regno.
3891 (function_value_64): New, from parts of ix86_function_value
3892 and ix86_libcall_value.
3893 (ix86_function_value_1): New.
3894 (ix86_function_value, ix86_libcall_value): Use it.
3895 (return_in_memory_32, return_in_memory_64): Split out ...
3896 (ix86_return_in_memory): ... from here.
3897 (ix86_struct_value_rtx): Skip for 64-bit.
3898 (ix86_libcall_value, ix86_value_regno): Remove.
3899 (setup_incoming_varargs_64): Split out ...
3900 (ix86_setup_incoming_varargs): ... from here.
3901 (ix86_va_start): Remove TARGET_DEBUG_ARG.
3902 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
3903 * config/i386/i386-protos.h (ix86_function_value): Remove.
3904 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
3906 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3909 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
3910 infinities not supported, otherwise emit warning if -Woverflow. On
3911 underflow, emit warning if -Woverflow.
3912 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
3914 * real.h (real_from_string): Update declaration
3916 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
3917 Richard Henderson <rth@redhat.com>
3919 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
3920 * calls.c (compute_argument_block_size, expand_call,
3921 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
3922 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
3923 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
3924 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
3925 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
3926 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
3927 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
3928 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
3931 2007-03-22 Joseph Myers <joseph@codesourcery.com>
3933 * c-incpath.c (add_sysroot_to_chain): New.
3934 (merge_include_chains): Add sysroot argument. Call
3935 add_sysroot_to_chain if sysrooted.
3936 (register_include_chains): Update call to merge_include_chains.
3937 * doc/cppopts.texi: Document use of '=' in include directory
3940 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
3942 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
3943 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
3944 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
3945 insn pattern using X87MODEF12 mode macro.
3947 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
3949 * regmove.c (regmove_optimize): Use reg_mentioned_p
3950 instead of reg_overlap_mentioned_p for DST.
3952 2007-03-21 Mike Stump <mrs@apple.com>
3954 * c.opt: Fixup for Objective-C/C++.
3956 2007-03-21 Steve Ellcey <sje@cup.hp.com>
3958 * explow.c (convert_memory_address): Fold memory reference when
3959 POINTERS_EXTEND_UNSIGNED < 0
3961 2007-03-21 Richard Henderson <rth@redhat.com>
3964 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
3965 * config/i386/mmintrin.h (__m64): Likewise.
3966 * config/i386/xmmintrin.h (__m128): Likewise.
3968 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3970 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
3971 (VXWORKS_OS_CPP_BUILTINS): Define.
3972 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
3973 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
3975 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3977 * rtl.h (constant_pool_reference_p): Delete.
3978 (find_constant_src): Declare.
3979 * rtlanal.c (find_constant_src): New function.
3980 * simplify-rtx.c (constant_pool_reference_p): Delete.
3981 * config/i386/i386.md: Use find_constant_src instead of
3982 constant_pool_reference_p/avoid_constant_pool_reference pairs.
3984 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3986 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
3987 * c-cppbuiltin.c (c_cpp_builtins): Define them.
3989 2007-03-20 Mark Mitchell <mark@codesourcery.com>
3991 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
3992 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
3993 (arm_elf_asm_constructor): Use it.
3994 (arm_elf_asm_destructor): New function.
3996 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
3998 * jump.c (mark_jump_label): Treat SEQUENCE specially.
4000 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
4002 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
4004 2007-03-19 Andrew Haley <aph@redhat.com>
4006 PR tree-optimization/31264
4007 * tree-vrp.c (register_edge_assert_for_1): Don't look though
4010 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
4012 PR rtl-optimization/30907
4013 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
4014 (fwprop_init): Always call loop_optimizer_initialize.
4015 (fwprop_done): Always call loop_optimizer_finalize.
4016 (fwprop): We always have loop info now.
4017 (gate_fwprop_addr): Remove.
4018 (pass_fwprop_addr): Use gate_fwprop as gate.
4020 PR rtl-optimization/30841
4021 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
4022 df_chain_alloc): Call df_reorganize_refs unconditionally.
4023 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
4024 refs_organized to refs_organized_size.
4025 (df_ref_create_structure): Use refs_organized_size instead of
4026 bitmap_size if refs had been organized, and keep refs_organized_size
4028 * df.h (struct df_ref_info): Change refs_organized to
4029 refs_organized_size.
4030 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
4033 2007-03-19 Mark Mitchell <mark@codesourcery.com>
4035 * except.c (output_function_exception_table): Do not reference the
4036 EH personality routine for functions that do not require an
4039 2007-03-20 Jakub Jelinek <jakub@redhat.com>
4042 * c-typeck.c (convert_for_assignment): Call comptypes for
4043 RECORD_TYPE or UNION_TYPE.
4046 * reload1.c (reload): Do invalid ASM checking after
4047 cleanup_subreg_operands.
4049 2007-03-19 Jeff Law <law@redhat.com>
4051 * tree-cfg.c (find_taken_edge): Tighten conditions for
4052 optimizing computed gotos.
4054 2007-03-19 Michael Matz <matz@suse.de>
4056 * builtins.c (expand_builtin_sync_operation,
4057 expand_builtin_compare_and_swap,
4058 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
4061 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
4062 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
4065 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4067 * doc/tm.texi: Add brackets around the return type of
4068 TARGET_SECONDARY_RELOAD.
4070 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4071 Richard Guenther <rguenther@suse.de>
4073 PR tree-optimization/31254
4074 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
4075 Use handled_component_p () where appropriate. Continue
4076 propagating into the rhs if we propagated into an INDIRECT_REF
4079 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4081 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4082 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
4083 (xde, xdee): Mode attributes adjusted to support DFP modes.
4084 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
4085 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
4086 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
4087 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
4088 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4089 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4090 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4092 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4093 "movsf"): Insn definitions removed.
4094 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4095 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4096 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4098 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4099 "reload_in<mode>", "reload_out<mode>"): Expander added.
4100 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4103 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4105 * config/s390/s390.md: Only non-functional changes. Renamed
4106 FPR mode macro to BFP all over the file.
4108 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4110 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4111 (op_type attribute): RRF instruction type added.
4112 (fT0): New mode attribute.
4113 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4114 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4115 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4116 no secondary memory is needed when moving DFmode values between GPRs
4119 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4121 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4122 inverted and documentation adjusted.
4123 ("mhard-dfp", "msoft-dfp"): New options.
4124 * config/s390/s390.c (s390_handle_arch_option): New architecture
4126 (override_options): Sanity checks for the new options added.
4127 * config.gcc: New architecture switch: z9-ec.
4128 * config/s390/s390.h (processor_flags): PF_DFP added.
4129 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4130 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4131 when the bit is NOT set so remove it from the defaults.
4133 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4135 * genemit.c (main): Print include statement for dfp.h.
4136 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4139 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4141 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4143 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4146 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4149 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4151 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4152 attr_length_call, output_call, output_indirect_call): Cleanup
4153 formatting of targetm calls.
4155 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4157 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4159 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4161 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4162 reservation, bypass and anti-bypass descriptions for these instructions.
4163 Update move patterns.
4164 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4167 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4169 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4170 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4171 (get_initial_def_for_reduction): Likewise.
4173 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4175 Fix PR tree-optimization/29922
4176 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4177 (get_representative): Removed.
4178 (value_dies_in_block_x): Update for rvuse removal.
4179 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4180 (compute_antic_aux): Handle when PHI nodes appear in
4181 non-single-successors.
4182 (dump_bitmap_of_names): Removed.
4183 (compute_antic_safe): Renamed and removed rvuse calculation.
4184 Calculate only antic safe.
4185 (insert_into_preds_of_block): Remove assert.
4186 (execute_pre): Update for renamed functions.
4187 (defer_or_phi_translate_block): New function.
4189 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4191 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4192 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4194 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4195 Follow spelling conventions.
4197 * tree-data-ref.h: Remove the prototype for analyze_array.
4199 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4201 PR tree-optimization/31041
4202 * tree-vect-transform.c (get_initial_def_for_induction): Call
4203 force_gimple_operand.
4205 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4207 * ipa-type-escape.c (look_for_casts) : Revert code to use
4208 handled_component_p due to ada test a-numaux.adb.
4210 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4212 * final.c (final_scan_insn): Alter the condition of a
4213 conditional trap if we have nonstandard CC.
4215 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4217 * configure.ac: Remove excess quoting from asm line 0 test.
4218 * configure: Rebuilt.
4220 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4222 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4223 * c-common.c (convert_and_check): Move warning logic to...
4224 (warnings_for_convert_and_check): ...here. Define.
4225 * c-common.h (warnings_for_convert_and_check): Declare.
4227 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4229 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4230 (output_call): Likewise.
4232 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4234 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4236 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4238 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4240 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4242 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4243 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4245 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4247 PR tree-optimization/31183
4248 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4249 Use double_int instead of unsigned int for representing access_strides.
4250 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4252 2007-03-16 Richard Guenther <rguenther@suse.de>
4254 PR tree-optimization/31146
4255 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4256 to allow recursion of forward_propagate_addr_expr.
4257 (forward_propagate_addr_into_variable_array_index): Likewise.
4258 (forward_propagate_addr_expr): Likewise.
4259 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4260 (forward_propagate_addr_expr_1): Recurse on simple copies
4261 instead of propagating into them. Do so for useless conversions
4263 (forward_propagate_addr_expr): Clean up unused statements after
4266 2007-03-16 Richard Guenther <rguenther@suse.de>
4268 * builtins.c (expand_builtin_cexpi): Use the right argument
4269 for the expansion via cexp.
4271 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4273 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4274 * configure: Rebuilt.
4276 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4279 * dwarf2out.c (force_type_die): Adjust comment.
4280 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4282 2007-03-15 DJ Delorie <dj@redhat.com>
4284 * config/frv/predicates.md (minmax_operator): Don't check operands
4287 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4289 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4290 Update constant estimates of number of iterations.
4291 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4292 argument renamed to "realistic".
4293 (compute_estimated_nb_iterations): Removed.
4294 (record_niter_bound): New function.
4295 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4296 call record_nonwrapping_iv with upper = false.
4297 (infer_loop_bounds_from_signedness): Pass upper argument to
4298 record_nonwrapping_iv.
4299 (estimate_numbers_of_iterations_loop): Do not call
4300 compute_estimated_nb_iterations. Record estimate based on profile
4301 information. Initialize the constant estimates of number of
4303 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4305 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4306 number of iterations is too small.
4307 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4308 (EST_NOT_AVAILABLE): Removed.
4309 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4310 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4313 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4315 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4316 Handle NE_EXPR guards.
4318 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4321 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4322 Set also -pedantic-errors by default for the preprocessor unless
4323 -fpermissive is given.
4325 2007-03-15 Richard Guenther <rguenther@suse.de>
4329 * builtins.c (expand_builtin_cexpi): As a fallback if we
4330 don't have builtins for sincos or cexp create a function
4331 declaration for cexp and expand to a call to that.
4332 (expand_builtin_int_roundingfn): Always fall
4333 back to floor/ceil and its variants even if they may be
4336 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4339 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4340 jump tables, move the call to delete_dead_jumptables from here...
4341 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4342 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4343 don't allow merging of blocks that try_redirect_by_replacing_jump
4344 also does not handle when not optimizing.
4346 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4347 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4349 * config/i386/i386.md (x86_sahf_1): Correctly handle
4352 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4355 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4356 x86_64_general_operand as operand[2] predicate. Remove "iF"
4357 from operand constraints and use "e" constraint instead.
4358 (*subti3_1, *subti3_1 splitter): Ditto.
4359 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4360 operand[1] predicate.
4362 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4364 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4365 arrays, multiply the access strides by the size of the sub-array.
4366 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4368 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4370 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
4371 the configured assembler supports the sahf mnemonic.
4372 * configure: Regenerate.
4373 * config.in: Regenerate.
4375 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
4376 emit "sahf" or ".byte\t0x9e" as asm template.
4378 2007-03-14 Michael Meissner <michael.meissner@amd.com>
4381 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
4382 option to replace hard coded TARGET_xxx in md file.
4383 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
4384 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4385 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
4386 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
4387 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
4388 (X86_TUNE_NOT_VECTORMODE): Ditto.
4389 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
4390 (TUNE_AVOID_VECTOR_DECODE): Ditto.
4391 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4392 (TUNE_SLOW_IMUL_IMM8): Ditto.
4393 (TUNE_MOVE_M1_VIA_OR): Ditto.
4394 (TUNE_NOT_UNPAIRABLE): Ditto.
4395 (TUNE_NOT_VECTORMODE): Ditto.
4397 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
4400 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
4401 tuning options instead of hard coded TARGET_xxx.
4402 (fix ssemode peephole2's): Ditto.
4403 (imul peephole2's): Ditto.
4405 (movdi_or_rex64): Ditto.
4406 (move peephole2): Ditto.
4407 (not peephole2's): Ditto.
4409 2007-03-14 Dirk Mueller <dmueller@suse.de>
4411 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
4412 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
4413 * c-parser.c (c_parser_if_body): Always add an empty statement in case
4415 * c-parser.c (c_parser_do_statement): Warn about empty body in
4417 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
4418 * doc/invoke.texi (-Wempty-body): Update documentation.
4420 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4423 * c-common.h (warn_for_div_by_zero): Declare.
4424 * c-common.c (warn_for_div_by_zero): Define.
4425 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
4428 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4430 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
4431 to PREFIX and STANDARD_PREFIX.
4433 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4434 Phil Edwards <phil@codesourcery.com>
4436 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
4437 (__gthread_once_t): Remove busy field for RTPs.
4438 (__GTHREAD_ONCE_INIT): Update accordingly.
4440 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4442 * doc/invoke.texi: Document VxWorks options.
4444 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4446 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
4448 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
4450 PR tree-optimization/30590
4451 * tree-nrv.c (tree_nrv): Check for the partial update of the
4454 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4456 * flags.h (flag_random_seed): Remove declaration, in favor of...
4457 * toplev.h (get_random_seed, set_random_seed): ... these.
4458 * tree.c (get_file_function_name): Use the former.
4459 * opts.c (common_handle_option): Use the latter.
4462 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
4465 * cse.c (cse_find_path): Do not bail out if a basic block that
4466 we already visited now becomes part of a path that starts at a
4467 different basic block. Just disallow this, to make sure we
4468 visit each basic block at most once.
4470 2007-03-13 Jan Hubicka <jh@suse.cz>
4472 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
4473 when profile esitmate is present, calls with very low frequency are
4476 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
4478 PR tree-optimization/30730
4479 PR tree-optimization/26900
4480 * tree-ssa-loop-niter.c: Include gmp.h.
4482 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
4483 split_to_var_and_offset, determine_value_range,
4484 bound_difference_of_offsetted_base, refine_bounds_using_guard,
4485 bound_difference, bounds_add, bounds_negate,
4486 number_of_iterations_ne_max, dump_affine_iv): New functions.
4487 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
4488 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
4489 difference of initial and final value of control iv to validate
4491 (number_of_iterations_cond): Add loop parameter. Determine bounds
4492 on the difference of the extremes of the control iv. Add dumps.
4493 (expand_simple_operations): Handle phi nodes.
4494 (simplify_using_initial_conditions): Do not record used conditions.
4495 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
4496 Do not set additional_info.
4497 (implies_nonnegative_p, implies_ge_p): Removed.
4498 (derive_constant_upper_bound): Do not use parameter `additional'.
4499 (record_estimate): Parameter `additional' removed. Parameter
4500 `i_bound' added. Do not call derive_constant_upper_bound.
4501 (record_nonwrapping_iv): Use derive_constant_upper_bound to
4502 bound the number of iterations estimate.
4503 (estimate_numbers_of_iterations_loop): Pass the estimate from
4504 the number of iterations analysis to record_estimate.
4505 * tree.h (multiple_of_p): Declare.
4506 * tree-scalar-evolution.c (expression_expensive_p): Removed.
4507 (scev_const_prop): Do not check expression_expensive_p.
4508 * fold-const.c (multiple_of_p): Exported.
4509 * double-int.c (double_int_mask): Exported.
4510 * double-int.h (double_int_mask): Declare.
4511 * tree-flow.h (struct tree_niter_desc): Removed additional_info
4512 field. Added max field.
4514 2007-03-13 David Taylor <taylor@candd.org>
4517 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
4520 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4523 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
4524 two unamed patterns.
4526 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
4528 * config/i386/i386.opt (mcx16, msahf): New options.
4529 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
4530 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
4532 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
4533 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
4534 Output -mcx16 and -msahf options when corresponding bit is set.
4536 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
4539 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4541 * configure.ac: Test for assembler tolerance to # 0 "".
4542 * configure, config.in: Rebuilt.
4543 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
4545 2007-03-13 Geoffrey Keating <geoffk@apple.com>
4547 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
4549 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
4550 (handle_syscall): Handle direct system calls.
4551 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
4553 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4555 * doc/invoke.texi: Fix cpp.info cross-reference.
4556 * doc/passes.texi: Fix gcc.info cross-reference.
4558 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
4560 PR tree-optimization/30835
4561 * lambda-code.c (can_convert_to_perfect_nest): Check whether
4562 bb_for_stmt is not NULL before accessing it.
4564 2007-03-12 Joseph Myers <joseph@codesourcery.com>
4566 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
4569 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4572 * doc/install.texi: Document --enable-stage1-languages
4574 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
4576 * tree-pass.h (pass_into_cfg_layout_mode,
4577 pass_outof_cfg_layout_mode): Declare.
4578 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
4579 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
4580 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
4581 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
4583 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
4585 * c-decl.c (warn_variable_length_array): New function.
4586 Refactored from grokdeclarator to handle warn_vla
4587 and handle unnamed array case.
4588 (grokdeclarator): Refactored VLA warning case.
4589 * c.opt (Wvla): New flag.
4590 * doc/invoke.texi (Wvla): New warning.
4592 2007-03-12 Richard Henderson <rth@redhat.com>
4594 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
4595 (TARGET_SECTION_TYPE_FLAGS): New.
4597 2007-03-12 Richard Henderson <rth@redhat.com>
4599 * config/darwin.c (machopic_reloc_rw_mask): New.
4600 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
4601 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
4603 2007-03-12 Mark Mitchell <mark@codesourcery.com>
4605 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
4606 * cppdefault.h (cpp_PREFIX): Document.
4607 (cpp_PREFIX_len): Likewise.
4608 (cpp_EXEC_PREFIX): New variable.
4609 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
4610 * c-incpath.c (add_standard_paths): Correct logic for relocating
4611 paths within prefix.
4613 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
4615 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
4616 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
4618 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
4619 fix_truncdfdi_sse using SSEMODEF mode macro.
4620 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
4621 fix_truncdfsi_sse using SSEMODEF mode macro.
4622 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
4623 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
4625 2007-03-12 Richard Sandiford <richard@codesourcery.com>
4627 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
4630 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
4632 * tree.h : Add multiple_of_p declaration.
4633 * fold-const.c (multiple_of_p): Make multiple_of_p public.
4634 * ipa-type-escape.c (results_of_malloc): Redundant.
4635 (visited_stmts): New. Visited stmt for walk_use_def_chains.
4636 (cast_type): Extended with new members.
4637 (check_cast): Returns cast_type.
4638 (cast): New structure for data of walk_use_def_chains.
4639 (is_malloc_result, is_cast_from_non_pointer_1,
4640 is_cast_from_non_pointer,
4641 is_array_access_through_pointer_and_index): New functions.
4642 (look_for_casts): Returns cast types.
4643 (check_call): Returns void.
4644 (okay_pointer_operation): Use support of pointer plus index,
4645 pointer plus constant and allow all multiplications.
4647 2007-03-11 Richard Guenther <rguenther@suse.de>
4649 PR tree-optimization/31115
4650 * tree-vrp.c (extract_range_from_binary_expr): Make sure
4651 the shift count is positive and non-anti-range for RSHIFT_EXPR.
4652 A shift count of zero is not special as with *_DIV_EXPR.
4653 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
4656 2007-03-11 Ian Lance Taylor <iant@google.com>
4658 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
4659 the *_DIV_EXPR codes correctly with overflow infinities.
4661 2007-03-11 Ira Rosen <irar@il.ibm.com>
4663 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
4664 indicate success/failure of the analysis. Add negation to subtrahend
4665 in case of subtraction. Fail if both operands contain constants.
4666 (create_data_ref): Fail if analyze_offset fails.
4668 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
4670 * config/i386/i386.md (frndintxf2): Rename to ...
4671 (rintxf2): ... this. Remove expander having same name.
4672 (rintsf2, rintdf2): Implement using SSEMODEF macro.
4673 (roundsf2, rounddf2): Ditto.
4674 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
4675 (lround<mode>di2, lround<mode>si2): Ditto.
4677 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
4679 * lower-subreg.c: Include except.h.
4680 (decompose_multiword_subregs): Verify that the only control flow
4681 insns we can split are loads to multi-words pseudos.
4682 Handle breaking such blocks after splitting, instead of calling
4683 find_many_sub_basic_blocks.
4685 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
4686 on the new basic block. Add a lengthy comment explaining why we
4687 thought this was necessary.
4688 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
4690 2007-03-10 Mark Mitchell <mark@codesourcery.com>
4693 * tree.c (walk_type_fields): Recurse into the element type of
4694 ARRAY_TYPEs if there is a pointer set.
4696 2007-03-10 Dirk Mueller <dmueller@suse.de>
4698 * c-common.c (warn_logical_operator): Fix condition.
4700 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
4702 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
4704 * config/darwin.c (machopic_select_section): Remove superfluous
4705 argument in call to categorize_decl_for_section. Remove unused
4708 2007-03-10 Joseph Myers <joseph@codesourcery.com>
4710 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
4712 * configure: Regenerate.
4714 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
4717 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
4718 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
4719 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
4720 Add LABEL_NUSES to emitted label.
4721 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
4722 branch probability value to emitted jump insn.
4723 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
4724 Do not check life information and do not re-arrange input operands
4725 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
4727 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4729 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
4730 the change of decode_asm_operands.
4732 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4734 * mode-switching.c (create_pre_exit): Skip blockage insn.
4736 2007-03-09 Diego Novillo <dnovillo@redhat.com>
4738 * tree-pass.h (TODO_update_smt_usage): Remove.
4740 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4744 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4746 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
4747 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
4748 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
4751 2007-03-09 Geoffrey Keating <geoffk@apple.com>
4753 * gcc.c: Document %{, in big comment at top.
4754 (input_suffix_matches): Remove special handling for .s and
4756 (input_spec_matches): New.
4757 (handle_braces): Handle %{,.
4758 (validate_switches): ',' indicates a value which is not a switch.
4759 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
4760 to detect assembler input.
4761 * config/i386/sol2.h (CPP_SPEC): Likewise.
4762 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
4763 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4764 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
4765 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4766 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
4767 -m64 causes deployment target to default to 10.5.
4768 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4770 2007-03-09 Richard Henderson <rth@redhat.com>
4773 * target.h (targetm.asm.out.reloc_rw_mask): New.
4774 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
4775 (TARGET_ASM_OUT): Use it.
4776 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
4777 * varasm.c (categorize_decl_for_section): Remove shlib argument;
4778 use the new reloc_rw_mask target hook instead.
4779 (default_section_type_flags_1): Merge into...
4780 (default_section_type_flags): ... here.
4781 (decl_readonly_section_1): Merge into...
4782 (decl_readonly_section): ... here.
4783 (default_elf_select_section_1): Merge into...
4784 (default_elf_select_section): ... here.
4785 (default_unique_section_1): Merge into...
4786 (default_unique_section): ... here.
4787 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
4788 (default_select_rtx_section): Use it.
4789 (default_elf_select_rtx_section): Likewise.
4790 * output.h: Update to match.
4791 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
4792 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
4793 (TARGET_ASM_RELOC_RW_MASK): New.
4794 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
4795 to categorize_decl_for_section.
4796 (x86_64_elf_unique_section): Likewise.
4797 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
4798 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
4799 (TARGET_ASM_RELOC_RW_MASK): New.
4800 * config/ia64/ia64.c (ia64_rwreloc_select_section,
4801 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
4802 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
4803 (TARGET_RWRELOC): Remove.
4804 (ia64_section_type_flags): Adjust call to default_section_type_flags.
4805 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4806 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
4807 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
4808 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
4809 (rs6000_xcoff_select_section): Use decl_readonly_section.
4810 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
4811 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4812 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
4813 (TARGET_SECTION_TYPE_FLAGS): Remove.
4814 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
4816 2007-03-09 Roger Sayle <roger@eyesopen.com>
4818 * fold-const.c (fold_comparison): Remove compile-time evaluation of
4819 complex constant equality/inequality comparisons for here.
4820 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
4821 known at compile-time or can be simplified to a scalar comparison.
4822 (fold_relational_const): Move compile-time evaluation of complex
4823 constant equality/inequality comparisons to here.
4825 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4827 PR rtl-optimization/30643
4828 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
4830 (fold_rtx): Recurse, like before 2006-11-03.
4832 2007-03-09 DJ Delorie <dj@redhat.com>
4834 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
4837 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
4839 PR tree-optimization/30375
4840 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
4841 LHS of statements is not the same.
4842 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
4844 2007-03-09 Chao-ying Fu <fu@mips.com>
4846 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
4848 * doc/invoke.texi (-mdspr2): Document new option.
4849 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
4850 New unspec for DSP REV 2.
4851 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
4852 these instructions are extended in DSP REV 2.
4853 (mips-dspr2.md): Include.
4854 * config/mips/mips.opt (mdspr2): New option.
4855 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
4856 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
4857 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
4858 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
4859 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
4860 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
4861 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
4863 (bdesc_map): Add one field of unsupported_target_flags.
4864 (bdesc_arrays): Update entries to have extra fields. Add
4866 (mips_init_builtins): Initialize new function types.
4867 Check unsupported_target_fileds to filter out builtins.
4868 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
4870 (ASM_SPEC): Pass mdspr2 to the assembler.
4871 * config/mips/mips-dspr2.md: New file.
4873 2007-03-09 Sa Liu <saliu@de.ibm.com>
4875 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
4877 2007-03-09 Ian Lance Taylor <iant@google.com>
4879 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
4880 argument) like -Wstrict-overflow=2.
4881 * doc/invoke.texi (Warning Options): Update documentation.
4883 2007-03-09 Dirk Mueller <dmueller@suse.de>
4886 * doc/invoke.texi (-Wlogical-op): Document.
4887 * common.opt (-Wlogical-op): New.
4888 * c-common.h (warn_logical_operator): Declare.
4889 * c-common.c (warn_logical_operator): Define.
4890 * c-typeck.c (parser_build_binary_op): Call
4891 warn_logical_operator.
4893 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4895 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
4896 * final.c (final_scan_insn): Test for non-"" file name.
4898 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
4900 * doc/loop.texi: Document the Omega linear constraints solver.
4901 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
4902 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
4903 omega-hash-table-size, omega-max-keys, and
4904 omega-eliminate-redundant-constraints.
4905 * tree-pass.h (pass_check_data_deps): Declared.
4908 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
4909 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
4910 pass_check_data_deps): New.
4911 * tree-data-ref.c (init_data_ref): Remove declaration.
4912 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
4913 (analyze_array): Renamed init_array_ref, move up initializations.
4914 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
4915 Removed arguments that are set to NULL.
4916 (analyze_indirect_ref): Correct indentation, correct call to
4918 (object_analysis): Call init_array_ref instead of analyze_array.
4919 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
4920 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
4921 of DR_ACCESS_FNS_ADDR.
4922 (init_omega_eq_with_af, omega_extract_distance_vectors,
4923 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
4924 ddr_consistent_p): New.
4925 (compute_affine_dependence): Check consistency of ddrs when
4926 flag_check_data_deps is passed.
4927 (analyze_all_data_dependences): Uncomment.
4928 (tree_check_data_deps): New.
4929 * tree-data-ref.h: Include omega.h.
4930 (DR_ACCESS_FNS_ADDR): Removed.
4931 (data_dependence_relation): Add inner_loop.
4932 (DDR_INNER_LOOP): New.
4933 * common.opt (fcheck-data-deps): New.
4934 * tree-flow.h (tree_check_data_deps): Declare.
4935 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
4936 (OBJS-common): Depend on omega.o.
4938 * passes.c (pass_check_data_deps): Scheduled.
4939 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
4940 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
4941 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
4942 PARAM_VECT_MAX_VERSION_CHECKS,
4943 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
4945 2007-03-09 Richard Guenther <rguenther@suse.de>
4947 PR tree-optimization/30904
4949 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
4950 the same way as *_DIV_EXPR.
4952 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4954 * recog.c (decode_asm_operands): No mixed declarations and code.
4956 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4958 * rtl.def (ASM_INPUT): Add location.
4959 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
4960 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
4961 (decode_asm_operands): Add loc operand.
4962 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
4963 * stmt.c (expand_asm): Rename to...
4964 (expand_asm_loc): ... this. Add locus argument. Pass it on to
4965 gen_rtx_ASM_INPUT_loc.
4966 (expand_asm_expr): Adjust.
4967 * recog.c (decode_asm_operands): Add loc operand.
4968 (check_asm_operands, extract_insn): Adjust.
4969 * reload1.c (maybe_fix_stack_asms): Likewise.
4970 * final.c (asm_insn_count): Likewise.
4971 (final_scan_insn): Output # line before and after asm.
4973 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
4975 * tree-ssa-structalias.c (variable_info): Remove
4977 (new_var_info): Ditto.
4978 (shared_bitmap_info_t): New structure.
4979 (shared_bitmap_table): New variable.
4980 (shared_bitmap_hash): New function.
4981 (shared_bitmap_eq): Ditto
4982 (shared_bitmap_lookup): Ditto.
4983 (shared_bitmap_add): Ditto.
4984 (merge_smts_into): Change to take bitmap directly.
4985 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
4986 (init_alias_vars): Init shared bitmap hashtable.
4987 (delete_points_to_sets): Delete shared bitmap hashtable.
4988 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
4989 is_aliased removal as a change that was still necessary was
4992 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
4994 * config/i386/i386.h (override_options): Conditionally disable
4995 x86_sahf for 64bit targets only.
4997 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5000 * c-decl.c (merge_decls): Don't call make_var_volatile.
5001 * varasm.c (make_var_volatile): Remove.
5002 * output.h (make_var_volatile): Remove.
5004 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
5006 PR tree-optimization/31085
5007 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
5009 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5011 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
5012 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
5013 ATTR_CONST_NOTHROW_LIST.
5015 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5018 2007-03-08 Diego Novillo <dnovillo@redhat.com>
5020 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
5022 2007-03-08 Geoffrey Keating <geoffk@apple.com>
5025 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
5027 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
5028 passed, use shared libgcc.
5030 2007-03-08 Roger Sayle <roger@eyesopen.com>
5032 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
5033 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5034 (honor_protect_cleanup_actions, lower_try_finally_switch):
5036 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
5037 ifc_temp_var): Likewise.
5038 * tree-inline.c (setup_one_parameter): Likewise.
5039 * tree-mudflap.c (mf_decl_cache_locals,
5040 mf_build_check_statement_for): Likewise.
5041 * tree-nested.c (init_tmp_var, save_tmp_var,
5042 finalize_nesting_tree_1): Likewise.
5043 * tree-outof-ssa.c (insert_copy_on_edge,
5044 insert_backedge_copies): Likewise.
5045 * tree-profile.c (tree_gen_edge_profiler,
5046 tree_gen_ic_profiler): Likewise.
5047 * tree-scalar-evolution.c (scev_const_prop): Likewise.
5048 * tree-sra.c (sra_build_assignment): Likewise.
5049 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
5050 * tree-ssa-math-opts.c (insert_reciprocals,
5051 execute_cse_sincos_1): Likewise.
5052 * tree-tailcall.c (adjust_accumulator_values,
5053 adjust_return_value): Likewise.
5054 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
5055 * tree-vect-transform.c (vect_create_data_ref_ptr,
5056 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
5057 vect_create_epilog_for_reduction, vectorizable_reduction,
5058 vectorizable_call, vectorizable_conversion,
5059 vectorizable_assignment, vectorizable_operation,
5060 vectorizable_type_demotion, vect_gen_widened_results_half,
5061 vect_permute_store_chain, vectorizable_store,
5062 vect_setup_realignment, vect_permute_load_chain,
5063 vectorizable_load, vectorizable_condition,
5064 vect_create_cond_for_align_checks): Likewise.
5065 * tree-vrp.c (build_assert_expr_for): Likewise.
5067 2007-03-08 Ian Lance Taylor <iant@google.com>
5069 * tree-vrp.c: Include "intl.h".
5070 (usable_range_p): New static function.
5071 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
5072 overflowed values, juts set *strict_overflow_p.
5073 (compare_values): Only return -2 if one of the operands is not a
5075 (compare_ranges): Call usable_range_p.
5076 (compare_range_with_value): Likewise.
5077 (vrp_evaluate_conditional_warnv): Rename from
5078 vrp_evaluate_conditional. Make static. Change all callers.
5079 (vrp_evaluate_conditional): New function.
5080 (simplify_div_or_mod_using_ranges): Issue warning about reliance
5082 (simplify_abs_using_ranges): Likewise.
5083 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
5084 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
5085 within_stmt parameter.
5086 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5087 vrp_evaluate_conditional.
5088 * tree-ssa-threadedge.c
5089 (record_temporary_equivalences_from_stmts_at_dest): Change
5090 simplify parameter to take a second tree parameter.
5091 (simplify_control_stmt_condition): Likewise.
5092 (thread_across_edge): Likewise.
5093 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5094 (thread_across_edge): Likewise.
5095 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5097 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5099 * config/i386/i386.h (TARGET_SAHF): New define.
5100 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5101 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5102 (x86_sahf): New global variable.
5103 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5104 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5105 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5106 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5108 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5109 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5110 when expanding fcomi/sahf based tests.
5111 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5112 expanding sahf based alternative. Emit sahf based sequence when
5113 optimizing for code size.
5114 * config/i386/i386.md (x86_sahf_1): Do not disable for
5115 TARGET_64BIT, enable for TARGET_SAHF.
5117 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5119 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5120 spurious whitespace from error message.
5122 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5125 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5127 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5129 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5131 * tree-sra.c (instantiate_element): Propagate disabled warnings
5132 from the element itself to the created variable.
5134 2007-03-07 Richard Henderson <rth@redhat.com>
5137 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5138 silently fix up the stack in the case of a missing register.
5140 2007-03-07 Paul Brook <paul@codesourcery.com>
5142 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5144 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5146 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5148 (phase1_vrs): Use them.
5149 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5150 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5151 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5152 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5153 __gnu_Unwind_Restore_WMMXC if required.
5154 (_Unwind_VRS_Pop): Implement iWMMXt support.
5155 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5156 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5157 gnu_Unwind_Save_WMMXC): Define.
5159 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5161 * config/vxworks.h (vxworks_override_options): Declare.
5162 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5163 * config/vxworks.c: Include target.h and toplev.h.
5164 (vxworks_override_options): New function.
5165 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5167 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5169 * config/s390/s390.c (override_options): Don't emit an error when
5170 -mstack-size is used without providing -mstack-guard.
5171 (s390_emit_prologue): Choose stack_guard value automatically if not
5172 provided via command line.
5173 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5175 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5177 * config/i386/i386.c (output_set_got): Add a GOT initialization
5178 sequence for VxWorks PIC.
5179 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5180 around labels as well as symbols. Use gotoff_operand instead
5181 of local_symbolic_operand.
5182 (legitimize_pic_address): Use gotoff_operand instead of
5183 local_symbolic_operand. Use @GOT accesses for labels as
5185 (ix86_output_addr_diff_elt): Use PC-relative rather than
5186 GP-relative offsets for VxWorks PIC.
5187 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5188 no_new_pseudos. Check whether the returned register is op0.
5189 * config/i386/i386.md (tablejump): Use PC-relative rather than
5190 GP-relative offsets for VxWorks PIC.
5191 * config/i386/predicates.md (gotoff_operand): New predicate.
5193 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5195 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5197 * config/vxworks-dummy.h: New file.
5198 * config/i386/i386.h: Include it.
5200 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5202 * dwarf2out.c (is_inlined_entry_point): New
5203 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5204 DW_AT_ranges if the first subblock is the entry point.
5206 2007-03-06 David Daney <ddaney@avtrex.com>
5208 * doc/install.texi (mips-*-*): Change recommended binutils
5211 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5213 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5214 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5216 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5217 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5219 2007-03-06 Jan Hubicka <jh@suse.cz>
5221 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5222 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5224 (probably_cold_bb_p): Cold functions are cold.
5225 (probably_never_executed_bb_p): Cold functions are cold.
5226 (tree_bb_level_predictions): Predict calls to cold functions as not
5228 (compute_function_frequency): Check hot/cold attributes.
5229 * function.h (function_frequency): Update comments.
5230 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5231 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5232 (c_common_att): Add cold and hot.
5234 * doc/extend.texi (hot,cold attributes): Document.
5236 2007-03-06 Andrew Haley <aph@redhat.com>
5238 * function.c (expand_function_end): Move blockage to just after we
5239 emit the label for the naked return from the function.
5241 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5243 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5246 2007-03-06 Jan Hubicka <jh@suse.cz>
5248 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5249 loaded for constant large models. Non-large 64bit PIC can do.
5250 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5251 * cmodel.h: Add LARGE PIC.
5252 * i386.md (UNSPEC_PLTOFF): New.
5253 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5255 (*call_1_rex64): Disable for large models.
5256 (*call_1_rex64_large): New.
5257 (*call_value_1_rex64): Disable for large models.
5258 (*call_value_1_rex64_large): New.
5259 (set_rip_rex4): New.
5260 (set_got_offset_rex64): New.
5261 * predicates.md (constant_call_address_operand): For large model
5262 constant calls are not possible.
5263 * i386-protos.h (construct_plt_address): Declare.
5264 * i386.c (override_options): Accept large models.
5265 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5266 (legitimate_constant_p): Add new UNSPECs.
5267 (legitimate_pic_operand_p): Likewise.
5268 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5269 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5271 (output_pic_addr_const): Add PLTOFF.
5272 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5273 (ix86_expand_move): Legitimize pic address when in PIC mode.
5274 (construct_plt_address): New function.
5275 (ix86_expand_call): Offload the address to register and use GOT pointer
5277 * invoke.texi (mcmodel=large): Update documentation.
5279 2007-03-06 Richard Henderson <rth@redhat.com>
5281 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5282 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5283 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5284 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5285 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5286 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5287 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5288 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5289 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5290 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5291 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5292 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5293 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5294 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5295 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5296 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5297 x86_schedule, x86_use_bt, x86_pad_returns,
5298 x86_use_xchgb): Merge into ...
5299 (ix86_tune_features): ... here. New array.
5300 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5301 x86_bswap): Merge into ...
5302 (ix86_arch_features): ... here. New array.
5303 (x86_3dnow_a): Remove.
5304 (x86_accumulate_outgoing_args): Make static.
5305 (x86_arch_always_fancy_math_387): Make static.
5306 (ix86_tune_mask, ix86_arch_mask): Move ...
5307 (override_options): ... to local variables here. Apply the
5308 appropriate mask to each element of ix86_arch_features and
5309 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5310 as were done in the old macros.
5311 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5312 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5313 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5314 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5315 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5316 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5317 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5318 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5319 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5320 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5321 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5322 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5323 x86_accumulate_outgoing_args, x86_prologue_using_move,
5324 x86_epilogue_using_move, x86_decompose_lea,
5325 x86_arch_always_fancy_math_387, x86_shift1,
5326 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5327 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5328 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5329 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5330 x86_use_incdec, x86_pad_returns, x86_bswap,
5331 x86_partial_flag_reg_stall): Remove.
5332 (enum ix86_tune_indices): New.
5333 (ix86_tune_features): New.
5334 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5335 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5336 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5337 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5338 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5339 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5340 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5341 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5342 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5343 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5344 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5345 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5346 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5347 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5348 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5349 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5350 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5351 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5352 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5353 TARGET_EXT_80387_CONSTANTS): Use it.
5354 (enum ix86_arch_indices): New.
5355 (ix86_arch_features): New.
5356 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5357 TARGET_BSWAP): Use it.
5358 (ix86_tune_mask, ix86_arch_mask): Remove.
5360 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5363 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5364 Define using $${sysroot_headers_suffix}.
5365 * configure: Regenerate.
5366 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5367 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
5369 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
5370 * gcc.c (print_sysroot_headers_suffix): New.
5371 (option_map): Include --print-sysroot-headers-suffix.
5372 (display_help): Mention -print-sysroot-headers-suffix.
5373 (process_command): Handle -print-sysroot-headers-suffix.
5374 (do_spec_1): Append multilib directory to include-fixed path if
5375 sysroot suffixes in use.
5376 (main): Handle -print-sysroot-headers-suffix.
5377 * Makefile.in (start.encap): Don't depend on xlimits.h
5378 (xlimits.h): Remove.
5379 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
5380 limits.h for each multilib in fixinc_list.
5381 (fixinc_list, s-fixinc_list): New.
5382 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
5383 generate them for each multilib in fixinc_list.
5384 (stmp-fixproto): Use include-fixed. Run fixproto for each
5385 multilib in fixinc_list.
5386 (mostlyclean): Don't remove xlimits.h.
5387 (clean): Remove include-fixed.
5388 (real-install-headers-tar, real-install-headers-cpio,
5389 real-install-headers-cp): Don't copy include, only include-fixed.
5390 (install-mkheaders): Depend on fixinc_list. Don't depend on
5391 xlimits.h. Save limits.h files for each multilib in fixinc_list.
5392 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
5393 SYSTEM_HEADER_DIR setting in mkheaders.conf.
5395 2007-03-06 Jan Hubicka <jh@suse.cz>
5397 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
5400 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5402 * configure.ac: Allow tm_file to contain build-directory files.
5403 * configure: Regenerate.
5404 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
5405 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
5406 * config/m68k/print-sysroot-suffix.sh: New file.
5408 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5410 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
5411 of pic_offset_table_rtx if reload_completed.
5412 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
5413 PIC_OFFSET_TABLE_REGNUM.
5414 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
5416 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
5417 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
5419 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5421 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5422 functions that call eh_return.
5424 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5426 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5427 functions that need a constant pool.
5429 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5432 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
5433 (m68k_preferred_reload_class): Likewise.
5434 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
5435 (SECONDARY_RELOAD_CLASS): Define.
5436 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
5437 (LIMIT_RELOAD_CLASS): Delete.
5438 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
5439 registers from storing bytes.
5440 (m68k_secondary_reload_class): New function.
5441 (m68k_preferred_reload_class): Likewise.
5443 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5445 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
5447 (m68k_expand_prologue): Likewise.
5449 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5451 * config/m68k/m68k-protos.h (output_sibcall): Declare.
5452 (mips_expand_epilogue): Add a bool parameter.
5453 (m68k_legitimize_sibcall_address): Declare.
5454 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
5455 (m68k_expand_epilogue): Add a parameter to select between sibling
5456 and normal epilogues. Only generate a return for the latter.
5457 (m68k_ok_for_sibcall_p): New function.
5458 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
5459 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
5460 (sibcall_value, *sibcall_value): Likewise.
5461 (*call, *call_value): Require !SIBLING_CALL_P.
5462 (epilogue): Update call to m68k_expand_epilogue.
5463 (sibcall_epilogue): New pattern.
5464 * config/m68k/predicates.md (const_call_operand): Say that this
5465 predicate applies to sibling calls too.
5466 (sibcall_operand): New predicate.
5468 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5470 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
5471 alternatives as movsi_cf.
5472 (movsf_cf_hard): Add commentary.
5474 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
5475 Richard Sandiford <richard@codesourcery.com>
5477 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
5478 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
5479 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
5480 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
5481 as being live on exit from an interrupt function.
5482 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
5483 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
5484 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
5485 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
5486 (m68k_interrupt_function_p): Globalize.
5487 (m68k_compute_frame_layout): Remove reverse mask code.
5488 (m68k_emit_movem, m68k_set_frame_related): New functions.
5489 (m68k_output_function_prologue): Delete in favor of...
5490 (m68k_expand_prologue): ...this new function.
5491 (m68k_output_function_epilogue): Delete in favor of...
5492 (m68k_expand_epilogue): ...this new function.
5493 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
5495 (print_operand): Handle %?.
5496 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
5497 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
5498 (prologue, epilogue): New patterns.
5499 (return): Turn into a define_expand.
5500 (*return): New pattern, derived from old "return" pattern. Use rte
5501 rather than rts for interrupt functions. Only use rtd if the pop
5503 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
5504 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
5505 (link, *link, unlink, *unlink, load_got): Likewise.
5507 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5511 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
5512 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
5513 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
5514 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
5515 and m68k_matches_u_p.
5516 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
5517 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
5518 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
5519 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
5520 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
5521 (REG_STRICT_P): New macro.
5522 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
5523 PCREL_GENERAL_OPERAND_OK.
5524 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
5525 m68k_legitimate_base_reg_p.
5526 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
5527 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
5528 (PIC_CASE_VECTOR_ADDRESS): Update comment.
5529 * config/m68k/m68k.c (m68k_address): New structure.
5530 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
5531 (m68k_decompose_index, m68k_legitimate_constant_address_p)
5532 (m68k_jump_table_ref_p, m68k_decompose_address)
5533 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
5534 (m68k_matches_u_p): New functions.
5535 (print_operand_address): Rewrite to use m68k_decompose_index.
5537 2007-03-05 David Taylor <dtaylor@emc.com>
5539 * gcc.c: Correct copyright date in --version output.
5541 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5543 * pa.md: In unamed move patterns, disparge copies between general
5544 and floating point registers using '?' modifier. Don't include 'f'
5545 constraint for register preferences in DImode, SImode, HImode and
5546 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
5547 Remove constraints for copies between general and floating registers
5548 in soft-float DFmode pattern.
5549 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
5553 2007-03-05 Mike Stump <mrs@apple.com>
5555 * c-common.c (targetcm): Add.
5556 * c-opts.c (c_common_handle_option): Handle language specific
5558 * opts.c (handle_option): Verify language for target options, if
5560 * opth-gen.awk: Add CL_LANG_ALL.
5561 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
5562 (TARGETCM_INITIALIZER): Add.
5563 * target.h (struct gcc_targetcm): Add.
5565 * targhooks.c (default_handle_c_option): Add.
5566 * targhooks.h (default_handle_c_option): Add.
5567 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
5569 * config/darwin.opt (iframework): Add.
5570 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
5571 * config/darwin-c.c (handle_c_option): Add.
5572 (TARGET_HANDLE_C_OPTION): Add.
5574 * doc/invoke.texi (Darwin Options): Add -iframework.
5576 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5578 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
5581 2007-03-05 Ian Lance Taylor <iant@google.com>
5583 * c.opt (fgnu89-inline): New option.
5584 * c-opts.c (c_common_post_options): Set default value for
5586 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
5587 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
5589 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
5590 (grokdeclarator, start_function): Likewise.
5591 * c-cppbuiltin.c (c_cpp_builtins): Define either
5592 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
5593 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
5594 (C Dialect Options): Document -fgnu89-inline.
5595 * doc/extend.texi (Function Attributes): Explain what the
5596 gnu_inline attribute does.
5597 * doc/cpp.texi (Common Predefined Macros): Document
5598 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5600 2007-03-05 Ian Lance Taylor <iant@google.com>
5602 PR tree-optimization/31034
5603 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
5604 half-range if the other side is an overflow infinity.
5606 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5608 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
5609 (bfin*-linux-uclibc*): New configuration.
5610 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
5612 * config/bfin/linux.h: New file.
5613 * config/bfin/libgcc-bfin.ver: New file.
5614 * config/bfin/t-bfin-uclinux: New file.
5615 * config/bfin/t-bfin-linux: New file.
5616 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
5617 (TARGET_OS_CPP_BUILTINS): New macro.
5619 2007-03-05 Richard Guenther <rguenther@suse.de>
5621 * fold-const.c (fold_binary): Remove duplicate folding
5622 of comparison of non-null ADDR_EXPR against null.
5624 2007-03-05 Richard Guenther <rguenther@suse.de>
5625 Dorit Nuzman <dorit@il.ibm.com>
5627 PR tree-optimization/26420
5628 * tree-vectorizer.c (vectorize_loops): Bail out early if there
5629 are no loops in the function. Only print the number of
5630 vectorized loops if it is greater than zero or we are supposed
5631 to print information about unvectorized loops.
5633 2007-03-05 Revital Eres <eres@il.ibm.com>
5635 * gcc.dg/var-expand1.c: New test.
5636 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
5637 when an accumulator is expanded.
5639 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5642 * c-common.c (convert_and_check): Don't give warnings for
5643 conversion if 'expr' already overflowed.
5645 2007-03-04 Roger Sayle <roger@eyesopen.com>
5648 * fold-const.c (fold_comparison): Enforce type consistency when
5649 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
5651 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
5653 * tree-ssa-address.c (create_mem_ref): Do not put an expression
5654 containing a cast to the base of TARGET_MEM_REF.
5656 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
5658 * tree.c (tree_contains_struct_check_failed): Remove spurious
5659 whitespace from error message.
5661 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5664 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
5665 instead of precision.
5667 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
5668 Nathan Sidwell <nathan@codesourcery.com>
5670 * emit-rtl.c (find_auto_inc): New.
5671 (try_split): recreate REG_INC notes,
5672 Use regular for loops rather than whiles.
5674 2007-03-03 Andreas Schwab <schwab@suse.de>
5676 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
5677 * configure: Regenerate.
5679 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5681 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
5682 flag_rounding_math, not flag_unsafe_math_optimizations.
5684 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
5686 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
5687 alpha_fold_vector_minmax): Likewise.
5688 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5689 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
5691 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5693 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
5694 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
5695 if the lhs has side-effects.
5696 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
5698 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5700 * config/i386/i386.h (TUNEMASK): Remove define.
5701 (ARCHMASK): Remove define.
5702 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
5703 Use ix86_arch_mask variable instead of ARCHMASK.
5704 * config/i386/i386.c (override_options): Ditto.
5705 (standard_80387_constant_p): Ditto.
5707 2007-03-02 Ian Lance Taylor <iant@google.com>
5709 Used signed infinities in VRP.
5710 * tree-vrp.c (uses_overflow_infinity): New static function.
5711 (supports_overflow_infinity): New static function.
5712 (make_overflow_infinity): New static function.
5713 (negative_overflow_infinity): New static function.
5714 (positive_overflow_infinity): New static function.
5715 (is_negative_overflow_infinity): New static function.
5716 (is_positive_overflow_infinity): New static function.
5717 (is_overflow_infinity): New static function.
5718 (overflow_infinity_range_p): New static function.
5719 (compare_values_warnv): New function split out of compare_values.
5720 (compare_value): Call it.
5721 (set_value_range_to_nonnegative): Add overflow_infinity
5722 parameter. Change caller.
5723 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
5725 (vrp_expr_computes_nonzero): Likewise.
5726 (compare_ranges, compare_range_with_value): Likewise.
5727 (compare_name_with_value, compare_names): Likewise.
5728 (vrp_evaluate_conditional): Likewise.
5729 (set_value_range): Handle infinity
5730 (vrp_operand_equal_p, operand_less_p): Likewise.
5731 (extract_range_from_assert): Likewise.
5732 (vrp_int_const_binop): Likewise.
5733 (extract_range_from_binary_expr): Likewise.
5734 (extract_range_from_unary_expr): Likewise.
5735 (extract_range_from_comparison): Likewise.
5736 (extract_range_from_expr): Likewise.
5737 (dump_value_range): Likewise.
5738 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
5739 (test_for_singularity): Likewise.
5740 (vrp_int_const_binop): Remove inline qualifier.
5741 (adjust_range_with_scev): Add comment.
5742 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5744 2007-03-02 Diego Novillo <dnovillo@redhat.com>
5746 * tree-ssa-structalias.c (could_have_pointers): Tidy.
5747 (get_constraint_for): Likewise.
5748 (do_structure_copy): Likewise.
5749 (find_func_aliases): Fix references to MODIFY_EXPR.
5750 (intra_create_variable_infos): Tidy.
5751 * tree-ssa-operands.c (add_virtual_operand): Add argument
5753 When adding members of alias sets, if IS_CALL_SITE is true and
5754 the symbol is not call-clobbered, skip it.
5757 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5759 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
5760 entry by means of emit_insn_at_entry.
5762 2007-03-02 Richard Henderson <rth@redhat.com>
5764 * expr.h (promoted_input_arg): Remove decl.
5765 * function.c (promoted_input_arg): Merge into ...
5766 * combine.c (setup_incoming_promotions): ... only caller.
5767 Rearrange to avoid double loop.
5769 2007-03-02 Ben Elliston <bje@au.ibm.com>
5770 Peter Bergner <bergner@vnet.ibm.com>
5771 Janis Johnson <janis187@us.ibm.com>
5773 * config/rs6000/dfp.md: New file.
5774 * config/rs6000/rs6000.md: Include dfp.md.
5775 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
5776 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
5777 and TDmode decimal float modes in FP registers.
5778 (num_insns_constant): Likewise.
5779 (rs6000_legitimate_offset_address_p): Likewise.
5780 (rs6000_legitimize_address): Likewise.
5781 (rs6000_legitimize_reload_address): Likewise.
5782 (rs6000_legitimate_address): Likewise.
5783 (rs6000_emit_move): Likewise.
5784 (function_arg_boundary): Likewise.
5785 (function_arg_advance): Likewise.
5786 (rs6000_darwin64_record_arg_recurse): Likewise.
5787 (function_arg): Likewise.
5788 (rs6000_gimplify_va_arg): Likewise.
5789 (rs6000_split_multireg_move): Likewise.
5790 (rs6000_output_function_epilogue): Likewise.
5791 (rs6000_output_function_epilogue): Likewise.
5792 (rs6000_register_move_cost): Likewise.
5793 (rs6000_function_value): Likewise.
5794 (rs6000_libcall_value): Likewise.
5796 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5798 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
5800 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5802 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
5803 Use $MULTIDIR to choose between the kernel and RTP headers,
5804 and use $WIND_BASE and $WIND_USR to locate them.
5806 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5808 * config/i386/i386.c (override_options): Put initialization of
5809 ix86_tune_mask and ix86_arch_mask to the correct place.
5811 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5812 Michael Meissner <michael.meissner@amd.com>
5815 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
5817 (TARGET_CMOVE): Use ARCHMASK.
5818 (TARGET_CMPXCHG): Ditto.
5819 (TARGET_CMPXCHG8B): Ditto.
5820 (TARGET_XADD): Ditto.
5821 (TARGET_BSWAP): Ditto.
5822 * config/i386/i386.c (ix86_tune_mask): New global variable.
5823 (ix86_arch_mask): Ditto.
5824 (override_options): Initialize ix86_tune_mask and
5825 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
5828 2007-03-02 Ben Elliston <bje@au.ibm.com>
5831 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
5833 2007-03-02 Joseph Myers <joseph@codesourcery.com>
5835 * target.h (init_dwarf_reg_sizes_extra): New target hook.
5836 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
5837 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
5838 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
5840 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
5841 rs6000_init_dwarf_reg_sizes_extra): New.
5842 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
5843 SPE register high parts.
5845 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
5847 * Makefile.in: Add install-pdf target as
5848 copied from automake v1.10 rules.
5849 * configure.ac: Add install-pdf to target list.
5850 * configure: Regenerate.
5852 2007-03-01 Paul Brook <paul@codesourcery.com>
5854 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
5855 modes to LDRD for DImode.
5856 (output_move_double): Fixup out of range ldrd/strd.
5857 (vfp_secondary_reload_class): Rename...
5858 (coproc_secondary_reload_class): ... to this. Add wb argument.
5859 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
5860 coproc_secondary_reload_class for CLASS_IWMMXT.
5861 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
5862 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
5864 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5866 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
5867 factor by the estimated number of iterations.
5868 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
5871 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
5872 decode_caches_intel, detect_caches_intel): New functions.
5873 (host_detect_local_cpu): Use detect_caches_amd and
5874 detect_caches_intel.
5876 2007-03-01 Richard Henderson <rth@redhat.com>
5878 * expr.c (emit_move_complex_push): Export.
5879 (emit_move_complex_parts): Split out from ...
5880 (emit_move_complex): ... here.
5881 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
5882 * config/i386/i386.md (movcdi): New.
5884 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
5886 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
5887 size of mode1 to check for tieable modes in MMX case.
5889 2007-03-01 Richard Sandiford <richard@codesourcery.com>
5891 * Makefile.in (rtlanal.o): Depend on tree.h.
5892 * rtl.h (offset_within_section_p, split_const): Declare.
5893 * rtlanal.c: Include tree.h.
5894 (offset_within_block_p): New function, taken from
5895 mips_offset_within_object_p.
5896 (split_const): New function, taken from mips_split_const.
5897 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
5899 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5900 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
5901 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
5902 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5903 (m68k_illegitimate_symbolic_constant_p): New function.
5904 * config/m68k/m68k.md (movsi): Remove misleading predicates.
5905 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
5906 symbolic constant that might be outside the symbol's section,
5907 move the symbol first and then add the offset.
5908 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
5910 * config/mips/mips.c (mips_split_const): Delete.
5911 (mips_offset_within_object_p): Delete.
5912 (mips_symbolic_constant_p): Use offset_within_section_p and
5913 split_const instead of mips_offset_within_object_p and
5915 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
5916 (mips_legitimize_const_move, print_operand_reloc)
5917 (mips_dangerous_for_la25_p): Use split_const instead of
5920 2007-02-28 Eric Christopher <echristo@apple.com>
5922 * Makefile.in (install-include-dir): Don't rm -rf include.
5924 2007-02-28 Richard Guenther <rguenther@suse.de>
5927 * fold-const.c (fold_binary): Do not associate expressions
5928 with more than one variable for integer types that do not wrap.
5930 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
5932 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
5933 Delete, and replace with...
5934 (fold_builtin_call_array): This. Update callers to use it.
5935 * fold-const.c (fold_build_call_list): Delete, and replace with...
5936 (fold_build_call_array): This.
5937 (fold_build_call_list_initializer): Delete, and replace with...
5938 (fold_build_call_array_initializer): This.
5939 * tree.h: Update declarations to reflect above changes.
5941 * c-typeck.c (build_function_call): Store converted arguments
5942 in a stack-allocated array instead of building a list.
5943 (convert_arguments): Store arguments in the array passed in as an
5944 argument, and return the actual number of arguments.
5945 * c-format.c: (check_function_format): Pass arguments in an
5946 array instead of a list.
5947 * c-common.c (check_function_nonnull): Likewise.
5948 (check_function_sentinel): Likewise.
5949 (check_function_arguments): Likewise.
5950 * c-common.h: Update declarations to reflect above changes.
5952 2007-02-28 Jan Hubicka <jh@suse.cz>
5954 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
5955 PRED_NEGATIVE_RETURN): Update outcomes.
5957 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
5959 * calls.c (emit_library_call_value_1): Handle partial registers
5960 correctly when building up CALL_INSN_FUNCTION_USAGE.
5962 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5964 * pa/predicates.md (move_src_operand): Allow zero for mode.
5965 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
5968 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
5971 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
5972 *movv2df_internal): Enable pattern only for valid operand
5974 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
5975 tie only 128bit modes. For MMX registers, tie only 64bit modes.
5977 2007-02-27 Mike Stump <mrs@apple.com>
5979 * config/darwin-crt3.c: Avoid compilation when compiling for a
5982 2007-02-27 Joseph Myers <joseph@codesourcery.com>
5984 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
5986 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
5987 for fixed headers and limits.h.
5988 (install-include-dir, install-headers-tar, install-headers-cpio,
5989 install-headers-cp, real-install-headers-tar,
5990 real-install-headers-cpio, real-install-headers-cp): Handle
5991 include-fixed as well as include.
5992 (install-mkheaders): Don't install files that go only in include
5994 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
5995 from GCC_INCLUDE_DIR.
5996 * gcc.c (process_command): Remove special -BstageN/ handling.
5997 (do_spec_1): Add include-fixed directories.
5999 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6001 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
6003 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
6005 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
6008 2007-02-27 Mark Mitchell <mark@codesourcery.com>
6010 * c-common.c (get_priority): Add check for
6011 SUPPORTS_INIT_PRIORITY.
6013 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6015 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
6017 * config/bfin/bfin.c: Include "cfglayout.h".
6018 (MAX_LSETUP_DISTANCE): New macro.
6019 (struct loop_info): New members incoming, incoming_src and
6020 incoming_dest. Delete member predecessor.
6021 (length_for_loop): New function.
6022 (bfin_optimize_loop): Handle more different loop structures.
6023 (bfin_discover_loop): Rework detection of predecessor blocks by
6024 examining incoming edges.
6025 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
6027 (bfin_reorder_loops): New function.
6028 (bfin_reorg_loops): Use these three new functions.
6030 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
6031 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
6032 (CONSTRAINT_LEN): Add entry for 'q'.
6033 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
6034 Add 'q' constraints.
6035 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
6036 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
6038 * config/bfin/bfin.md (add_with_carry): New pattern.
6039 (s_or_u, su_optab, su_modifier): New code macros/attrs.
6040 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
6041 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
6042 support unsigned multiplies too. Removed incorrect commutativity from
6043 operand 1 constraint where appropriate.
6044 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
6046 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
6047 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
6049 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
6050 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
6051 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
6052 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
6053 usmulhisi_hh_huh): New patterns.
6055 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
6056 lshifthi3): Fix output template to use half reg for operand 2.
6058 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
6061 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
6063 2007-02-27 Andreas Schwab <schwab@suse.de>
6065 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
6067 2007-02-27 Jan Hubicka <jh@suse.cz>
6069 * predict.c (last_basic_block_p): Remove.
6070 (tree_estimate_probability): Update return heuristic for commonized
6073 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6075 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
6077 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6079 * doc/include/gcc-common.texi (versionsubtitle): New macro.
6080 * doc/cpp.texi: Standardize title page.
6081 * doc/cppinternals.texi: Likewise.
6082 * doc/gcc.texi: Standardize title page, remove version number
6083 from copyright page.
6084 * doc/gccint.texi: Likewise.
6085 * doc/install.texi: Standardize title page, add table of
6088 2007-02-26 Jan Hubicka <jh@suse.cz>
6090 * predict.def: Set outcomes according to more recent results.
6091 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6092 Remove dead predictors.
6093 * predict.c (return_prediction): Fix pasto.
6095 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6097 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6098 change; avoid a memory leak when returning early.
6100 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6102 * c-decl.c (static_ctors): Move to c-common.c.
6103 (static_dtors): Likewise.
6104 (finish_function): Use c_record_cdtor_fn.
6105 (build_cdtor): Move to c-common.c.
6106 (c_write_global_declarations): Use c_build_cdtor_fns.
6107 * c-common.h (static_ctors): Declare.
6108 (static_dtors): Likewise.
6109 (c_record_cdtor_fn): Likewise.
6110 (c_build_cdtor_fns): Likewise.
6111 * c-common.c (static_ctors): New variable.
6112 (static_dtors): Likewise.
6113 (c_record_cdtor_fn): New function.
6114 (build_cdtor): Move from c-decl.c
6115 (c_build_cdtor_fns): New function.
6117 * output.h (assemble_addr_to_section): Declare.
6118 (get_cdtor_priority_section): Likewise.
6119 * varasm.c (assemble_addr_to_section): New function.
6120 (get_cdtor_priority_section): Likewise.
6121 (default_named_section_asm_out_destructor): Use them.
6122 (destor_dtor_section_asm_out_destructor): Likewise.
6123 (default_named_section_asm_out_constructor): Likewise.
6124 (default_ctor_section_asm_out_constructor): Likewise.
6125 * config.gcc (*-*-vxworks*): Include vxworks.o.
6126 * config/t-vxworks (vxworks.o): New target.
6127 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6128 (TARGET_ASM_CONSTRUCTOR): Define.
6129 (TARGET_ASM_DESTRUCTOR): Likewise.
6130 (vxworks_asm_out_constructor): Declare.
6131 (vxworks_asm_out_destructor): Likewise.
6133 * c-common.c (get_priority): Check that we have not just an
6134 INTEGER_CST, but an integer constant with integeral type.
6136 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6138 PR tree-optimization/30938
6139 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6140 use &dt[nargs-1] instead of &dt[nargs] in the call to
6141 vect_is_simple_use().
6143 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6145 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6146 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6147 Do not attempt to handle MEM inside auto-inc expressions.
6148 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6149 of a register modified by an auto-inc expression. However, do handle
6150 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6151 (elimination_effects): Prohibit elimination of a register modified
6152 by an auto-inc expression. Disable register elimination rules whose
6153 target register is modified by an auto-inc expression with variable
6156 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6158 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6160 (array_at_struct_end_p): New function.
6161 (idx_infer_loop_bounds): Use it.
6162 (estimate_numbers_of_iterations_loop): Export.
6163 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6164 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6165 (tree_estimate_probability): Call record_loop_exits.
6166 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6167 (estimated_loop_iterations, estimated_loop_iterations_int,
6168 estimated_loop_iterations_tree): New functions.
6169 (analyze_siv_subscript_cst_affine,
6170 compute_overlap_steps_for_affine_1_2,
6171 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6172 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6173 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6174 (PRED_LOOP_ITERATIONS_GUESSED): New.
6175 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6176 * cfgloop.h (estimate_numbers_of_iterations_loop,
6177 estimated_loop_iterations_int): Declare.
6179 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6181 * doc/extend.texi: Document optional priority argument to
6182 constructors and destructors.
6183 * tree.c (init_priority_for_decl): Adjust GTY markers.
6184 (init_ttree): Use priority-info hash functions for
6185 init_priority_for_decl.
6186 (tree_map_eq): Rename to ...
6187 (tree_map_base_eq): ... this.
6188 (tree_map_marked_p): Rename to ...
6189 (tree_map_base_marked_p): ... this.
6190 (tree_map_base_hash): New function.
6191 (decl_init_priority_lookup): Rework.
6192 (decl_fini_priority_lookup): New function.
6193 (decl_priority_info): New function.
6194 (decl_init_priority_insert): Use it.
6195 (decl_fini_priority_insert): Likewise.
6196 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6198 (decl_restrict_base_insert): Likewise.
6199 (decl_debug_expr_insert): Likewise.
6200 (decl_value_expr_lookup): Likewise.
6201 (decl_value_expr_insert): Likewise.
6202 * tree.h (priority_type): New type.
6203 (decl_init_priority_lookup): Use priority_type.
6204 (decl_fini_priority_lookup): New function.
6205 (decl_init_priority_insert): Use priority_type.
6206 (decl_fini_priority_insert): New function.
6207 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6208 (DECL_INIT_PRIORITY): Likewise.
6209 (SET_DECL_INIT_PRIORITY): Add comment.
6210 (DECL_FINI_PRIORITY): New macro.
6211 (SET_DECL_FINI_PRIORITY): Likewise.
6212 (DEFAULT_INIT_PRIORITY): Document.
6213 (MAX_INIT_PRIORITY): Likewise.
6214 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6215 (tree_map_base): New type.
6216 (tree_map_base_eq): New function.
6217 (tree_map_base_hash): Likewise.
6218 (tree_map_base_marked_p): Likewise.
6219 (tree_map): Inherit from tree_map_base.
6220 (tree_map_eq): Make it a macro.
6221 (tree_map_marked_p): Likewise.
6222 (tree_int_map): Inherit from tree_map_base.
6223 (tree_int_map_eq): Make it a macro.
6224 (tree_int_map_hash): Likewise.
6225 (tree_int_map_marked_p): Likewise.
6226 (tree_priority_map): New type.
6227 (tree_priority_map_eq): New macro.
6228 (tree_priority_map_hash): Likewise.
6229 (tree_priority_map_marked_p): Likewise.
6230 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6232 (emutls_common_1): Likewise.
6233 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6234 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6235 of tree_map hierarchy.
6236 * tree-cfg.c (move_stmt_r): Likewise.
6237 (new_label_mapper): Likewise.
6238 * c-tree.h (c_expand_body): Move to ...
6239 * c-common.h (c_expand_body): ... here.
6240 * c-decl.c (c_expand_body): Move to ...
6241 * c-common.c (c_expand_body): ... here.
6242 (c_common_attribute_table): Allow 1 argument for the constructor
6243 and destructor attributes.
6244 (get_priority): New function.
6245 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6246 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6248 2007-02-24 Jan Hubicka <jh@suse.cz>
6251 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6253 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6254 Jan Hubicka <jh@suse.cz>
6257 * i386.c (counter_mode): New function.
6258 (expand_set_or_movmem_via_loop): Use it.
6259 (expand_movmem_epilogue): Likewise; fix pasto.
6260 (ix86_expand_movmem): Do emit guard even for constant counts.
6261 (ix86_expand_setmem): Likewise.
6263 2007-02-25 Nick Clifton <nickc@redhat.com>
6265 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6266 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6268 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6271 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6272 count argument with 0x10, not with 0x16.
6273 (expand_setmem_epilogue): Ditto.
6275 2007-02-24 Mike Stump <mrs@apple.com>
6277 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6280 2007-02-24 Richard Guenther <rguenther@suse.de>
6283 * fold-const.c (fold_binary): Fold x +- CST op x for
6284 EQ_EXPR and NE_EXPR.
6286 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6288 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6290 2007-02-24 Jan Hubicka <jh@suse.cz>
6292 * cgraphunit.c (decide_is_function_needed): Honor
6293 -fkeep-inline-functions.
6295 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6297 * builtins.c (fold_builtin_modf): New.
6298 (fold_builtin_2): Use it.
6300 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6302 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6303 (determine_max_iter): Take additional LOOP arg; all callers changed.
6304 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6305 one using simplifications.
6306 (simplify_using_initial_values): Return if the expression becomes
6307 invalid due to altered regs.
6309 2007-02-23 DJ Delorie <dj@redhat.com>
6311 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6313 2007-02-23 Mike Stump <mrs@apple.com>
6315 * tlink.c (scan_linker_output): Parse linker messages from
6316 darwin9's linker better.
6318 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6321 * varpool.c (varpool_assemble_pending_decls): Set
6322 varpool_last_needed_node to null.
6324 2007-02-23 DJ Delorie <dj@redhat.com>
6326 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6327 alignment bigger than the object file can handle.
6329 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6332 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6333 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6334 (*movsf_1): Penalize MMX moves.
6336 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6338 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6339 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6341 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6343 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6345 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6346 (fold_builtin_1): Use them.
6347 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6348 BUILT_IN_SIGNIFICAND.
6350 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6352 * config/i386/i386.c (bdesc_1arg): Initialize
6353 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6354 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6355 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6356 and IX86_BUILTIN_MOVSLDUP.
6358 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6360 PR rtl-optimization/30841
6361 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6363 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6365 * builtins.c (fold_builtin_frexp): New.
6366 (fold_builtin_2): Use it.
6368 2007-02-22 Mark Mitchell <mark@codesourcery.com>
6370 * doc/invoke.texi (Spec Files): Document getenv spec function.
6372 * gcc.c (getenv_spec_function): New function.
6373 (static_spec_functions): Add it.
6374 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6375 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
6378 2007-02-22 Michael Matz <matz@suse.de
6381 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
6382 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
6384 2007-02-22 Ian Lance Taylor <iant@google.com>
6387 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
6388 (mem_loc_descriptor): Call it.
6390 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
6391 Ira Rosen <irar@il.ibm.com>
6393 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
6395 2007-02-22 Ira Rosen <irar@il.ibm.com>
6397 PR tree-optimization/30843
6398 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
6399 stores only after all the group is vectorized.
6401 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
6403 PR tree-optimization/30858
6404 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
6405 in the reduction cycle have a single use in the loop.
6406 * tree-vectorizer.h (relevant): Add documentation.
6408 2007-02-20 Mike Stump <mrs@apple.com>
6410 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
6411 * configure: Regenerate.
6413 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6415 Change the defaults of some parameters and options.
6416 * config/spu/spu-protos.h (spu_optimization_options): Declare.
6417 * config/spu/spu.c (spu_optimization_options): Add.
6418 (spu_override_options): Change params in spu_optimization_options.
6419 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
6421 Register 127 is only 16 byte aligned when used as a frame pointer.
6422 * config/spu/spu-protos.h (spu_init_expanders): Declare.
6423 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
6424 HARD_FRAME_POINTER_REGNUM.
6425 (spu_legitimate_address): Use regno_aligned_for_reload.
6426 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
6427 aligned when frame_pointer_needed is true.
6428 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
6430 * config/spu/spu.h (INIT_EXPANDERS): Define.
6432 Make sure shift and rotate instructions have valid immediate operands.
6433 * config/spu/predicates.md (spu_shift_operand): Remove.
6434 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
6435 * config/spu/constraints.md (W, O): Extend range.
6436 * config/spu/spu.md (umask, nmask): Define.
6437 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
6438 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
6439 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
6440 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
6441 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
6442 (lshr<mode>3_reg): Fix rtl description.
6444 Make sure mulhisi immediate operands are valid.
6445 * config/spu/predicates.md (imm_K_operand): Add.
6446 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
6448 Generate constants using fsmbi and andi.
6449 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
6450 (print_operand, spu_split_immediate, classify_immediate,
6451 fsmbi_const_p): Handle IC_FSMBI2.
6453 Correctly handle a CONST_VECTOR containing symbols.
6454 * config/spu/spu.c (print_operand): Handle HIGH correctly.
6455 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
6456 (immediate_load_p): Allow symbols that use 2 instructions to create.
6457 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
6458 with symbols when flag_pic is set.
6459 (const_vector_immediate_p): New.
6460 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
6461 accept a CONST_VECTOR with symbols.
6462 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
6463 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
6465 * config/spu/spu.md (high, low): Delete.
6466 (low_<mode>): Define.
6468 Remove INTRmode and INTR_REGNUM, which didn't work.
6469 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
6471 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
6472 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
6473 peephole2 pattern): Don't use INTR or 131.
6474 (movintrcc): Delete.
6475 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
6476 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
6477 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
6478 (UNSPEC_SET_INTR): Add.
6479 * config/spu/spu-modes.def (INTR): Remove.
6481 More accurate warnings about run-time relocations.
6482 * config/spu/spu.c (reloc_diagnostic): Test in_section.
6484 Correctly warn about immediate arguments to specific intrinsics.
6485 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
6486 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
6487 the instruction predicate.
6489 Fix tree check errors with latest update.
6490 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
6492 (spu_expand_builtin): Use CALL_EXPR_FN.
6494 Add missing specific intrinsics.
6495 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
6497 * config/spu/spu_internals.h: Ditto.
6499 Fix incorrect operand modifiers.
6500 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
6501 * config/spu/spu.md (xor<mode>3): Change %S to %J.
6503 Optimize one case of zero_extend of a vec_select.
6504 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
6506 Accept any immediate for hbr.
6507 * config/spu/spu.md (hbr): Change s constraints to i.
6509 2007-02-21 Paul Brook <paul@codesourcery.com>
6511 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
6512 condexec_count when skipping USE and CLOBBER.
6514 2007-02-21 Nick Clifton <nickc@redhat.com>
6516 * common.opt (Warray-bounds): Add Warning attribute.
6517 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
6519 (fsized-zeroes): Add Optimization attribute.
6520 (fsplit-wide-types, ftree-scev-cprop): Likewise.
6521 * c.opt (Wc++0x-compat): Add Warning attribute.
6523 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6526 * reload1.c (eliminate_regs_in_insn): In the single_set special
6527 case, attempt to re-recognize the insn before falling back to
6528 having reload fix it up.
6530 2007-02-20 Eric Christopher <echristo@gmail.com>
6532 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
6533 Rewrite accordingly.
6534 (frv_read_iacc_argument): Ditto.
6535 (frv_expand_set_builtin): Take a call instead of arglist, update for
6537 (frv_expand_unop_builtin): Ditto.
6538 (frv_expand_binop_builtin): Ditto.
6539 (frv_expand_cut_builtin): Ditto.
6540 (frv_expand_binopimm_builtin): Ditto.
6541 (frv_expand_voidbinop_builtin): Ditto.
6542 (frv_expand_int_void2arg): Ditto.
6543 (frv_expand_prefetches): Ditto.
6544 (frv_expand_voidtriop_builtin): Ditto.
6545 (frv_expand_voidaccop_builtin): Ditto.
6546 (frv_expand_load_builtin): Ditto.
6547 (frv_expand_store_builtin): Ditto.
6548 (frv_expand_mdpackh_builtin): Ditto.
6549 (frv_expand_mclracc_builtin): Ditto.
6550 (frv_expand_mrdacc_builtin): Ditto.
6551 (frv_expand_mwtacc_builtin): Ditto.
6552 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
6555 2007-02-20 Janis Johnson <janis187@us.ibm.com>
6557 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
6558 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
6560 (HAVE_GAS_DFP): Check for assembler support of decimal floating
6562 * configure: Regenerate.
6563 * config.in: Regenerate.
6564 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
6565 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
6566 masks to power6 and power6x and to POWERPC_MASKS.
6567 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6569 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
6570 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
6571 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6572 Access PROTOTYPE as variable, not mask.
6574 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6576 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
6577 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
6578 * combine.c (adjust_for_new_dest): Use it.
6579 * postreload.c (reload_combine): Likewise.
6581 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6583 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
6584 notes on an insn with multiple sets, even if single_set returns
6585 non-NULL for that insn.
6587 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6589 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
6592 2007-02-20 Geoffrey Keating <geoffk@apple.com>
6594 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
6595 if user didn't pass it.
6596 * config/i386/darwin.h (CC1_SPEC): Likewise.
6597 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
6598 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
6599 -mmacosx-version-min.
6601 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6602 Uros Bizjak <ubizjak@gmail.com>
6604 * optabs.h (enum optab_index): Add new OTI_scalb.
6605 (scalb_optab): Define corresponding macro.
6606 * optabs.c (init_optabs): Initialize scalb_optab.
6607 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
6609 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
6610 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
6611 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
6612 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
6613 flag_unsafe_math_optimizations is set.
6615 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
6616 to implement scalbf, scalb and scalbl built-ins as inline x87
6619 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6620 DJ Delorie <dj@redhat.com>
6623 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
6624 (diagnostic_report_diagnostic): ... here, and turn them into real
6625 errors. If warnings are inhibited, no need to do anything.
6627 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
6629 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
6630 better code generation.
6632 2007-02-20 Ben Elliston <bje@au.ibm.com>
6634 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
6636 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
6638 * config/alpha/alpha.c, config/alpha/alpha.md,
6639 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
6640 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
6641 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
6642 config/arm/lib1funcs.asm: Follow spelling conventions.
6644 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
6645 config/fr30/fr30.md, config/i386/i386.h,
6646 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6647 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
6648 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
6649 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
6650 config/rs6000/altivec.md, config/rs6000/rs6000.c,
6651 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
6652 config/sparc/sparc.c, config/sparc/sparc.h,
6653 config/sparc/sparc.md, config/spu/constraints.md,
6654 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
6657 2007-02-20 Alan Modra <amodra@bigpond.net.au>
6660 * varasm.c (use_blocks_for_decl_p): Return false for decls with
6663 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6665 * doc/invoke.texi (-ftree-lrs): Remove.
6667 2007-02-19 Diego Novillo <dnovillo@redhat.com>
6669 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
6672 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
6674 * config/ia64/ia64.c (ia64_expand_builtin): Use the
6675 new CALL_EXPR_FN macro for retrieving the function
6676 declaration of the input expression.
6678 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6680 * c.opt (Waddress): New.
6681 * common.opt (Walways-true): Delete.
6682 (Wstring-literal-comparison): Delete.
6683 * doc/invoke.texi (Warning Options): Delete -Walways-true and
6684 -Wstring-literal-comparison. Add -Waddress.
6686 (Walways-true): Delete.
6687 (Wstring-literal-comparison): Delete.
6688 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
6689 consistently instead of -Walways-true in example.
6690 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
6691 * c-typeck.c (parser_build_binary_op): Replace
6692 -Wstring-literal-comparison and -Walways-true with -Waddress.
6693 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
6696 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6698 * tree-cfg.c (dump_function_to_file): Be prepared for functions
6699 without DECL_STRUCT_FUNCTION initialized.
6701 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6703 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
6704 due to calls to functions taking pointers as parameters.
6706 2007-02-19 Richard Henderson <rth@redhat.com>
6709 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
6712 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
6714 * config/s390/s390.c (s390_call_saved_register_used,
6715 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
6716 accessed to the new scheme.
6718 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6720 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
6721 (cris_print_index, cris_print_operand, cris_print_operand_address)
6722 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6723 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
6724 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
6726 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
6727 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
6728 GO_IF_LEGITIMATE_ADDRESS): Ditto.
6729 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
6730 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
6731 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
6732 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
6733 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
6734 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
6735 (uminsi3, call, call_value): Ditto.
6736 (define_split: indir_to_reg_split, unnamed): Ditto.
6738 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
6740 PR tree-optimization/30975
6741 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
6744 2007-02-18 Eric Christopher <echristo@gmail.com>
6746 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
6747 Remove use of arglist.
6748 (mips_expand_builtin): Remove use of arglist, pass in expr.
6749 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
6750 (mips_expand_builtin_movtf): Ditto.
6751 (mips_expand_builtin_compare): Ditto.
6753 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6755 * tree-sra.c (sra_build_assignment): Replace assertion
6756 checking with a comment explaining why it can't be done.
6758 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6761 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
6762 during CALL_EXPR representation conversion.
6763 * tree-ssa-propagate.c (set_rhs): Likewise.
6765 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6767 * tree-sra.c (sra_build_assignment): Disable assertion checking
6770 2007-02-18 Roger Sayle <roger@eyesopen.com>
6772 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
6773 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6774 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
6776 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
6777 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
6778 gimplify_init_ctor_eval_range, gimple_push_cleanup,
6779 gimplify_omp_for, gimplify_omp_atomic_pipeline,
6780 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
6781 force_gimple_operand): Likewise.
6782 * ipa-cp.c (constant_val_insert): Likewise.
6783 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
6784 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
6785 perfect_nestify): Likewise.
6786 * langhooks.c (lhd_omp_assignment): Likewise.
6787 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
6788 lower_copyprivate_clauses, lower_send_clauses,
6789 lower_send_shared_vars, expand_parallel_call,
6790 expand_omp_for_generic, expand_omp_for_static_nochunk,
6791 expand_omp_for_static_chunk, expand_omp_sections,
6792 lower_omp_single_copy, lower_omp_for_lastprivate,
6793 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
6794 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6795 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
6798 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6800 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
6801 config/sh/sh.md: Follow spelling conventions.
6803 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
6804 config/frv/predicates.md: Follow spelling conventions.
6806 * config/m68k/linux-unwind.h: Fix a comment typo.
6807 * target.h: Follow spelling conventions.
6809 2007-02-18 Roger Sayle <roger@eyesopen.com>
6811 PR rtl-optimization/28173
6812 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
6813 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
6814 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
6815 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
6816 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
6818 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6820 * builtins.c (fold_builtin_load_exponent): New.
6821 (fold_builtin_2): Use it.
6823 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
6825 PR rtl-optimization/30773
6826 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
6827 if we fail to attach a REG_EQUIV note.
6829 2007-02-18 David Edelsohn <edelsohn@gnu.org>
6830 Roger Sayle <roger@eyesopen.com>
6832 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
6834 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6836 * calls.c (initialize_argument_information): Pass original EXP
6837 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
6838 code to split complex arguments here, as part of initializing the
6840 (expand_call): Remove code that builds a list of arguments and
6841 inserts implicit arguments into it. Instead, just count how many
6842 implicit arguments there will be so we can determine the size of
6843 the ARGS array, and let initialize_argument_information do the work.
6844 (split_complex_values): Delete unused function.
6846 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6848 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
6850 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6852 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
6853 for arg pointer based indexed addressing.
6855 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6857 * config/ia64/ia64.h, config/ia64/ia64.md,
6858 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
6859 spelling conventions.
6861 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6863 * config/m68k/m68k.c (split_di): New.
6864 * config/m68k/m68k-protos.h: Declare split_di.
6865 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
6866 Improve predicate handling and split constant shifts.
6868 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6870 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
6871 parameter for register bitfield operations, general predicates
6874 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6876 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
6877 * config/m68k/linux-unwind.h: New file.
6879 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6881 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
6882 config/i386/athlon.md, config/ia64/ia64.md,
6883 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
6884 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
6885 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
6886 tree-ssa-loop-niter.c, tree-vect-analyze.c,
6887 tree-vect-transform.c: Fix comment typos.
6889 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
6891 * sched-deps.c (find_insn_list): Remove.
6892 * sched-int.h: Remove the prototype for find_insn_list.
6894 2007-02-16 Geoffrey Keating <geoffk@apple.com>
6896 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
6898 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
6899 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
6900 darwin_rs6000_override_options.
6901 (C_COMMON_OVERRIDE_OPTIONS): Expect
6902 darwin_macosx_version_min to be non-NULL always.
6903 (TARGET_C99_FUNCTIONS): Likewise.
6904 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
6905 (DARWIN_MINVERSION_SPEC): New.
6906 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
6907 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
6909 (DARWIN_MINVERSION_SPEC): New.
6910 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
6912 * config/darwin-c.c (darwin_cpp_builtins): Expect
6913 darwin_macosx_version_min to be non-NULL always.
6915 * config/rs6000/rs6000.c: Clean up trailing whitespace.
6917 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
6919 * config/i386/i386.h (x86_use_xchgb): New.
6920 (TARGET_USE_XCHGB): New macro.
6921 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
6922 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
6923 Split after reload into bswaphi for shifts of 8.
6924 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
6925 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
6926 or when optimizing for size.
6928 2007-02-16 Richard Guenther <rguenther@suse.de>
6929 Christian Bruel <christian.bruel@st.com>
6931 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
6932 DECLs but prefer SSA_NAMEs over DECLs.
6934 2007-02-16 Richard Guenther <rguenther@suse.de>
6936 * tree-flow-inline.h (single_imm_use_p): Remove.
6937 (zero_imm_uses_p): Likewise.
6938 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
6939 instead of single_imm_use_p.
6940 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
6943 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6946 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
6947 nested double- and backquotes.
6949 2007-02-15 Roger Sayle <roger@eyesopen.com>
6952 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
6953 should be unreachable.
6954 (build2_stat): Allow construction of MODIFY_EXPR at any time.
6955 For the time being redirect GIMPLE_MODIFY_STMT to the new
6956 (renamed) build_gimple_modify_stmt_stat.
6957 (build2_gimple_stat): Rename to...
6958 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
6959 Always build a GIMPLE_MODIFY_STMT node.
6960 * tree.h (build2_gimple, build2_gimple_stat): Delete.
6961 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
6964 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
6965 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
6966 * tree-complex.c (set_component_ssa_name, expand_complex_move,
6967 expand_complex_div_wide): Likewise.
6968 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6969 * tree-ssa-loop-im.c (schedule_sm): Likewise.
6970 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
6971 * tree-ssa-loop-manip.c (create_iv): Likewise.
6972 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
6973 abs_replacement): Likewise.
6974 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
6975 realify_fake_stores): Likewise.
6977 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
6978 node rather than a GIMPLE_MODIFY_STMT node.
6979 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
6980 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
6982 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
6983 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
6986 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6989 * fold-const.c (fold_comparison): Add back the
6990 folding of constant complex comparisions.
6992 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6995 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
6996 effects unknown to this function, return early.
6998 2007-02-15 Ian Lance Taylor <iant@google.com>
7000 * lower-subreg.c (move_eh_region_note): New static function.
7001 (resolve_simple_move): Call it.
7002 (decompose_multiword_subregs): Track blocks for which we resolve a
7003 simple move which is also a control flow insn. Pass them to
7004 find_many_sub_basic_blocks.
7005 (pass_lower_subreg): Add TODO_verify_flow.
7006 (pass_lower_subreg2): Likewise.
7008 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7009 Brooks Moses <brooks.moses@codesourcery.com>
7010 Lee Millward <lee.millward@codesourcery.com>
7012 * tree.h (enum tree_code_class): Add tcc_vl_exp.
7013 (VL_EXP_CLASS_P): New.
7014 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
7016 (TREE_OPERAND_CHECK_CODE): Likewise.
7017 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
7018 (TREE_RTL_OPERAND_CHECK): Likewise.
7019 (tree_operand_check_failed): Make second parameter the whole tree
7020 instead of its code. Fixed callers.
7021 (VL_EXP_CHECK): New.
7022 (TREE_OPERAND_LENGTH): New.
7023 (VL_EXP_OPERAND_LENGTH): New.
7024 (CALL_EXPR_FN): New.
7025 (CALL_EXPR_STATIC_CHAIN): New.
7026 (CALL_EXPR_ARGS): New.
7027 (CALL_EXPR_ARG): New.
7028 (call_expr_nargs): New.
7029 (CALL_EXPR_ARGP): New.
7030 (build_nt_call_list): Declare.
7031 (build_vl_exp_stat): Declare.
7032 (build_vl_exp): New.
7033 (build_call_list): Declare.
7034 (build_call_nary): Declare.
7035 (build_call_valist): Declare.
7036 (build_call_array): Declare.
7037 (call_expr_arg): Declare.
7038 (call_expr_argp): Declare.
7039 (call_expr_arglist): Declare.
7040 (fold_build_call_list): Declare.
7041 (fold_build_call_list_initializer): Declare.
7042 (fold_call_expr): Declare to replace fold_builtin.
7043 (fold_builtin_fputs): Update to agree with modified definition.
7044 (fold_builtin_strcpy): Likewise.
7045 (fold_builtin_strncpy): Likewise.
7046 (fold_builtin_memory_chk): Likewise.
7047 (fold_builtin_stxcpy_chk): Likewise.
7048 (fold_builtin_strncpy_chk): Likewise.
7049 (fold_builtin_next_arg): Likewise.
7050 (fold_build_call_expr): Declare.
7051 (fold_builtin_call_list): Declare.
7052 (fold_builtin_call_valist): Declare.
7053 (build_call_expr): Declare.
7054 (validate_arglist): Update to agree with modified definition.
7055 (tree_operand_length): New.
7056 (call_expr_arg_iterator): New.
7057 (init_call_expr_arg_iterator): New.
7058 (next_call_expr_arg): New.
7059 (first_call_expr_arg): New.
7060 (more_call_expr_args_p): New.
7061 (FOR_EACH_CALL_EXPR_ARG): New.
7063 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
7064 and tcc_gimple_stmt.
7065 (tree_code_size): Update documentation. Use sizeof (tree) rather
7066 than sizeof (char *).
7067 (tree_size): Likewise. Add case for tcc_vl_exp.
7068 (tree_node_structure): Add case for tcc_vl_exp.
7069 (contains_placeholder_p): Likewise.
7070 (substitute_in_expr): Likewise.
7071 (substitute_placeholder_in_expr): Likewise.
7072 (stabilize_reference_1): Likewise.
7073 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
7074 to diagnose breakage of this interface for constructing CALL_EXPRs.
7075 (build_nt): Add similar assertion here.
7076 (build_nt_call_list): New.
7077 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
7078 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
7080 (get_callee_fndecl): Use new CALL_EXPR accessors.
7081 (tree_operand_check_failed): Change parameters to pass entire node
7082 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
7083 (process_call_operands): New.
7084 (build_vl_exp_stat): New.
7085 (build_call_list): New.
7086 (build_call_nary): New.
7087 (build_call_valist): New.
7088 (build_call_array): New.
7089 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7090 (call_expr_arglist): New.
7092 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7093 tcc_vl_exp instead of a fixed-size tcc_expression.
7095 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7096 accessors for CALL_EXPRs.
7097 (AGGR_INIT_EXPR): Likewise.
7099 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7100 Brooks Moses <brooks.moses@codesourcery.com>
7101 Lee Millward <lee.millward@codesourcery.com>
7103 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7104 (expand_builtin_nonlocal_goto): Change parameter to be entire
7105 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7106 (expand_builtin_prefetch): Likewise.
7107 (expand_builtin_classify_type): Likewise.
7108 (mathfn_built_in): Return NULL_TREE instead of 0.
7109 (expand_errno_check): Use new CALL_EXPR accessors.
7110 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7111 Return NULL_RTX instead of 0.
7112 (expand_builtin_mathfn_2): Likewise.
7113 (expand_builtin_mathfn_3): Likewise.
7114 (expand_builtin_interclass_mathfn): Likewise.
7115 (expand_builtin_sincos): Likewise.
7116 (expand_builtin_cexpi): Likewise.
7117 (expand_builtin_int_roundingfn): Likewise.
7118 (expand_builtin_int_roundingfn_2): Likewise.
7119 (expand_builtin_pow): Likewise.
7120 (expand_builtin_powi): Likewise.
7121 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7122 of arglist, fixing callers appropriately. Use new CALL_EXPR
7123 accessors and constructors. Return NULL_RTX instead of 0.
7124 (expand_builtin_strstr): Likewise.
7125 (expand_builtin_strchr): Likewise.
7126 (expand_builtin_strrchr): Likewise.
7127 (expand_builtin_strpbrk): Likewise.
7128 (expand_builtin_memcpy): Likewise.
7129 (expand_builtin_mempcpy): Likewise.
7130 (expand_builtin_mempcpy_args): New.
7131 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7132 (expand_builtin_memmove_args): New.
7133 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7134 (expand_movstr): Likewise.
7135 (expand_builtin_strcpy): Likewise.
7136 (expand_builtin_strcpy_args): New.
7137 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7138 (expand_builtin_strncpy): Likewise.
7139 (expand_builtin_memset): Likewise.
7140 (expand_builtin_memset_args): New.
7141 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7142 (expand_builtin_memcmp): Likewise.
7143 (expand_builtin_strcmp): Likewise.
7144 (expand_builtin_strncmp): Likewise.
7145 (expand_builtin_strcat): Likewise.
7146 (expand_builtin_strncat): Likewise.
7147 (expand_builtin_strspn): Likewise.
7148 (expand_builtin_strcspn): Likewise.
7149 (expand_builtin_args_info): Likewise.
7150 (expand_builtin_va_start): Likewise.
7151 (gimplify_va_arg_expr): Likewise.
7152 (expand_builtin_va_end): Likewise.
7153 (expand_builtin_va_copy): Likewise.
7154 (expand_builtin_frame_address): Likewise.
7155 (expand_builtin_alloca): Likewise.
7156 (expand_builtin_bswap): Likewise.
7157 (expand_builtin_unop): Likewise.
7158 (expand_builtin_fputs): Likewise.
7159 (expand_builtin_expect): Likewise.
7160 (expand_builtin_fabs): Likewise.
7161 (expand_builtin_copysign): Likewise.
7162 (expand_builtin_printf): Likewise.
7163 (expand_builtin_fprintf): Likewise.
7164 (expand_builtin_sprintf): Likewise.
7165 (expand_builtin_init_trampoline): Likewise.
7166 (expand_builtin_signbit): Likewise.
7167 (expand_builtin_fork_or_exec): Likewise.
7168 (expand_builtin_sync_operation): Likewise.
7169 (expand_builtin_compare_and_swap): Likewise.
7170 (expand_builtin_lock_test_and_set): Likewise.
7171 (expand_builtin_lock_release): Likewise.
7172 (expand_builtin): Likewise.
7173 (builtin_mathfn_code): Likewise.
7175 (fold_builtin_constant_p): Pass call arguments individually instead
7176 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7177 accessors and constructors. Return NULL_TREE instead of 0.
7178 (fold_builtin_expect): Likewise.
7179 (fold_builtin_classify_type): Likewise.
7180 (fold_builtin_strlen): Likewise.
7181 (fold_builtin_nan): Likewise.
7182 (integer_valued_real_p): Likewise.
7183 (fold_trunc_transparent_mathfn): Likewise.
7184 (fold_fixed_mathfn): Likewise.
7185 (fold_builtin_cabs): Likewise.
7186 (fold_builtin_sqrt): Likewise.
7187 (fold_builtin_cbrt): Likewise.
7188 (fold_builtin_cos): Likewise.
7189 (fold_builtin_cosh): Likewise.
7190 (fold_builtin_tan): Likewise.
7191 (fold_builtin_sincos): Likewise.
7192 (fold_builtin_cexp): Likewise.
7193 (fold_builtin_trunc): Likewise.
7194 (fold_builtin_floor): Likewise.
7195 (fold_builtin_ceil): Likewise.
7196 (fold_builtin_round): Likewise.
7197 (fold_builtin_int_roundingfn): Likewise.
7198 (fold_builtin_bitop): Likewise.
7199 (fold_builtin_bswap): Likewise.
7200 (fold_builtin_logarithm): Likewise.
7201 (fold_builtin_hypot): Likewise.
7202 (fold_builtin_pow): Likewise.
7203 (fold_builtin_powi): Likewise.
7204 (fold_builtin_exponent): Likewise.
7205 (fold_builtin_memset): Likewise.
7206 (fold_builtin_bzero): Likewise.
7207 (fold_builtin_memory_op): Likewise.
7208 (fold_builtin_bcopy): Deleted; call site changed to invoke
7209 fold_builtin_memory_op directly.
7210 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7211 (fold_builtin_strncpy): Likewise.
7212 (fold_builtin_memcmp): Likewise.
7213 (fold_builtin_strcmp): Likewise.
7214 (fold_builtin_strncmp): Likewise.
7215 (fold_builtin_signbit): Likewise.
7216 (fold_builtin_copysign): Likewise.
7217 (fold_builtin_isascii): Likewise.
7218 (fold_builtin_toascii): Likewise.
7219 (fold_builtin_isdigit): Likewise.
7220 (fold_builtin_fabs): Likewise.
7221 (fold_builtin_abs): Likewise.
7222 (fold_builtin_fmin_fmax): Likewise.
7223 (fold_builtin_carg): Likewise.
7224 (fold_builtin_classify): Likewise.
7225 (fold_builtin_unordered_cmp): Likewise.
7227 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7228 New functions split out from fold_builtin_1.
7229 (fold_builtin_n): New.
7230 (fold_builtin_varargs): New.
7231 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7233 (fold_call_expr): New.
7234 (build_function_call_expr): Rewrite to use new helper function.
7235 (fold_builtin_call_list): New.
7236 (build_call_expr): New.
7237 (fold_builtin_call_valist): New.
7238 (rewrite_call_expr): New.
7239 (validate_arg): New.
7240 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7241 of an arglist. Change return type to bool. Use new CALL_EXPR
7244 (fold_builtin_strstr): Pass call arguments individually instead
7245 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7246 accessors and constructors. Return NULL_TREE instead of 0.
7247 (fold_builtin_strchr): Likewise.
7248 (fold_builtin_strrchr): Likewise.
7249 (fold_builtin_strpbrk): Likewise.
7250 (fold_builtin_strcat): Likewise.
7251 (fold_builtin_strncat): Likewise.
7252 (fold_builtin_strspn): Likewise.
7253 (fold_builtin_strcspn): Likewise.
7254 (fold_builtin_fputs): Likewise.
7255 (fold_builtin_next_arg): Likewise.
7256 (fold_builtin_sprintf): Likewise.
7258 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7259 NULL_RTX instead of 0.
7260 (expand_builtin_memory_chk): Likewise.
7261 (maybe_emit_chk_warning): Likewise.
7262 (maybe_emit_sprintf_chk_warning): Likewise.
7264 (fold_builtin_object_size): Pass call arguments individually instead
7265 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7266 accessors and constructors. Return NULL_TREE instead of 0.
7267 (fold_builtin_memory_chk): Likewise.
7268 (fold_builtin_stxcpy_chk): Likewise.
7269 (fold_builtin_strncpy_chk): Likewise.
7270 (fold_builtin_strcat_chk): Likewise.
7271 (fold_builtin_strcat_chk): Likewise.
7272 (fold_builtin_strncat_chk): Likewise.
7273 (fold_builtin_sprintf_chk): Likewise.
7274 (fold_builtin_snprintf_chk): Likewise.
7275 (fold_builtin_printf): Likewise.
7276 (fold_builtin_vprintf): Likewise.
7278 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7280 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7281 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7282 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7283 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7284 (fold_unary): Likewise.
7285 (fold_binary): Likewise.
7286 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7287 ternary expressions.
7288 (fold): Add logic for tcc_vl_exp.
7289 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7290 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7291 (fold_build3_stat): Add assertion to flag broken interface for
7292 constructing CALL_EXPRs.
7293 (fold_build_call_list): New.
7294 (fold_build_call_list_initializer): New.
7295 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7297 (fold_strip_sign_ops): Likewise.
7299 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7300 Brooks Moses <brooks.moses@codesourcery.com>
7301 Lee Millward <lee.millward@codesourcery.com>
7303 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7304 accessors and dump arguments explicitly.
7306 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7308 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7310 (print_call_name): Use new CALL_EXPR accessors.
7312 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7313 CALL_EXPR arguments explicitly instead of as a list. Use
7314 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7316 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7317 (vrp_visit_stmt): Likewise.
7319 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7320 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7322 (force_move_till_expr): Likewise.
7324 * targhooks.c (default_external_stack_protect_fail): Use
7325 build_call_expr instead of build_function_call_expr.
7326 (default_hidden_stack_protect_fail): Likewise.
7328 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7331 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7332 and walk arguments explicitly.
7334 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7335 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7336 (expand_simple_operations): Likewise.
7337 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7339 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7340 of TREE_CODE_LENGTH.
7341 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7343 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7344 instead of TREE_CODE_LENGTH.
7346 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7347 (tree_ic_transform): Likewise.
7348 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7349 parameter instead of arglist. Fix callers.
7350 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7351 (tree_stringops_transform): Likewise.
7352 (tree_indirect_call_to_profile): Likewise.
7353 (tree_stringops_values_to_profile): Likewise.
7355 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7356 (eliminate_tail_call): Likewise.
7358 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7360 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7361 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7363 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7365 * omp-low.c (build_omp_barrier): Use build_call_expr.
7366 (lower_rec_input_clauses): Likewise.
7367 (lower_reduction_clauses): Likewise.
7368 (expand_parallel_call): Likewise.
7369 (maybe_catch_exception): Likewise.
7370 (expand_omp_for_generic): Likewise.
7371 (expand_omp_for_static_nochunk): Likewise.
7372 (expand_omp_sections): Likewise.
7373 (lower_omp_single_simple): Likewise.
7374 (lower_omp_single_copy): Likewise.
7375 (lower_omp_master): Likewise.
7376 (lower_omp_ordered): Likewise.
7377 (lower_omp_critical): Likewise.
7379 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
7380 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
7382 * tree-gimple.c (is_gimple_call_addr): Fix doc.
7383 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
7384 TREE_CODE_LENGTH. Add tcc_vl_exp case.
7386 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
7387 and generalize to handle any number of operands.
7388 (chrec_contains_undetermined): Likewise.
7389 (tree_contains_chrecs): Likewise.
7390 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
7392 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
7394 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
7395 fold_call_expr instead of fold_builtin.
7396 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
7397 match declarations there.
7398 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
7401 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
7402 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7404 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
7405 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
7407 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
7410 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
7411 (execute_cse_sincos): Use new CALL_EXPR accessors.
7413 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
7415 * gimple-low.c (lower_function_body): Use build_call_expr.
7416 (lower_builtin_setjmp): Likewise.
7418 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
7419 (set_storage_via_libcall): Likewise.
7420 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
7421 instead of TREE_CODE_LENGTH.
7422 (expand_expr_real_1): Use new CALL_EXPR accessors.
7424 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
7425 generalize to handle any number of operands.
7426 (TB_parent_eq): Likewise.
7428 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
7429 (strip_builtin_expect): Likewise.
7431 * function.c (gimplify_parameters): Use build_call_expr.
7433 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
7434 instead of TREE_CODE_LENGTH.
7436 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
7437 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
7439 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
7442 * gimplify.c (build_stack_save_restore): Use build_call_expr.
7443 (gimplify_decl_expr): Likewise.
7444 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
7445 Use new CALL_EXPR iterators.
7446 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
7447 (gimplify_modify_expr_to_memset): Likewise.
7448 (gimplify_variable_sized_compare): Likewise.
7449 (gimplify_omp_atomic_fetch_op): Likewise.
7450 (gimplify_omp_atomic_pipeline): Likewise.
7451 (gimplify_omp_atomic_mutex): Likewise.
7452 (gimplify_function_tree): Likewise.
7454 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
7455 (call_expr_flags): Likewise.
7456 (expand_call): Likewise.
7458 * except.c (expand_builtin_eh_return_data_regno): Pass entire
7459 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7462 * coverage.c (create_coverage): Use build_call_expr.
7464 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
7465 (temp_call_expr_obstack): New.
7466 (pool_copy_list): Delete.
7467 (temp_copy_call_expr): New.
7468 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
7469 CALL_EXPR accessors. Get rid of special goo for copying argument
7470 lists and use temp_copy_call_expr instead.
7471 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
7472 CALL_EXPR accessors.
7473 (create_expression_by_pieces): Likewise. Use build_call_array
7474 to construct the result instead of fold_build3.
7475 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
7476 dealing with argument lists.
7477 (init_pre): Remove references to expression_node_pool and
7478 list_node_pool. Init temp_call_expr_obstack instead.
7479 (fini_pre): Remove references to expression_node_pool and
7482 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
7483 and walk arguments explicitly instead of as a list.
7485 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
7486 (mx_register_decls): Likewise.
7487 (mudflap_register_call): Likewise.
7488 (mudflap_finish_file): Likewise.
7490 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
7491 (ipa_callsite_compute_param): Likewise.
7493 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
7494 accessors and constructor.
7496 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
7497 accessors and constructor.
7498 (convert_tramp_reference): Likewise.
7499 (convert_call_expr): Likewise.
7500 (finalize_nesting_tree_1): Likewise.
7502 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
7505 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
7507 * tree-inline.c (initialize_inlined_parameters): Pass entire
7508 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7510 (estimate_num_insns_1): Use new CALL_EXPR accessors.
7511 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
7513 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
7514 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7515 (vectorizable_reduction): Likewise.
7516 (vectorizable_call): Use new CALL_EXPR iterators.
7517 (vectorizable_conversion): Use build_call_expr.
7518 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
7519 (vect_gen_widened_results_half): Use build_call_expr.
7520 (vect_setup_realignment): Likewise.
7521 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
7523 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
7524 (pass_through_call): Likewise.
7525 (compute_object_sizes): Likewise. Use fold_call_expr instead of
7528 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
7529 (tree_gen_pow2_profiler): Likewise.
7530 (tree_gen_one_value_profiler): Likewise.
7531 (tree_gen_ic_func_profiler): Likewise.
7532 (tree_gen_average_profiler): Likewise.
7533 (tree_gen_ior_profiler): Likewise.
7535 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
7536 (find_func_aliases): Use new CALL_EXPR accessors. Add case
7537 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7539 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
7540 of TREE_CODE_LENGTH.
7542 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
7543 of TREE_CODE_LENGTH.
7545 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
7547 (convert_to_integer): Likewise.
7549 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
7552 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7553 Brooks Moses <brooks.moses@codesourcery.com>
7554 Lee Millward <lee.millward@codesourcery.com>
7556 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
7558 * config/frv/frv.c (frv_expand_builtin): Likewise.
7559 * config/s390/s390.c (s390_expand_builtin): Likewise.
7561 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
7562 (sparc_expand_builtin): Use new CALL_EXPR accessors.
7564 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
7565 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
7566 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
7567 (ix86_expand_store_builtin): Likewise.
7568 (ix86_expand_unop_builtin): Likewise.
7569 (ix86_expand_unop1_builtin): Likewise.
7570 (ix86_expand_sse_compare): Likewise.
7571 (ix86_expand_sse_comi): Likewise.
7572 (ix86_expand_vec_init_builtin): Likewise.
7573 (ix86_expand_vec_ext_builtin): Likewise.
7574 (ix86_expand_vec_set_builtin): Likewise.
7575 (ix86_expand_builtin): Use new CALL_EXPR accessors.
7577 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
7578 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7580 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
7581 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7582 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
7584 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
7586 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7587 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
7588 arglist. Use new CALL_EXPR accessors. Fix callers.
7589 (altivec_expand_abs_builtin): Likewise.
7590 (rs6000_expand_binop_builtin): Likewise.
7591 (altivec_expand_predicate_builtin): Likewise.
7592 (altivec_expand_lv_builtin): Likewise.
7593 (spe_expand_stv_builtin): Likewise.
7594 (altivec_expand_stv_builtin): Likewise.
7595 (rs6000_expand_ternop_builtin): Likewise.
7596 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
7597 (altivec_expand_st_builtin): Likewise.
7598 (altivec_expand_dst_builtin): Likewise.
7599 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
7600 arglist. Use new CALL_EXPR accessors. Fix callers.
7601 (altivec_expand_vec_set_builtin): Likewise.
7602 (altivec_expand_vec_ext_builtin): Likewise.
7603 (altivec_expand_builtin): Use new CALL_EXPR accessors.
7604 (spe_expand_builtin): Likewise.
7605 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
7606 arglist. Use new CALL_EXPR accessors. Fix callers.
7607 (spe_expand_evsel_builtin): Likewise.
7608 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
7609 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
7611 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
7612 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7613 (arm_expand_unop_builtin): Likewise.
7614 (arm_expand_builtin): Use new CALL_EXPR accessors.
7616 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
7619 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
7620 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7621 (bfin_expand_unop_builtin): Likewise.
7622 (bfin_expand_builtin): Use new CALL_EXPR accessors.
7624 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7625 Brooks Moses <brooks.moses@codesourcery.com>
7626 Lee Millward <lee.millward@codesourcery.com>
7628 * c-semantics.c (build_stmt): Add internal diagnostic check.
7630 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
7631 accessors. Print arguments explicitly instead of as a list.
7633 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
7635 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
7636 (c_finish_omp_flish): Likewise.
7638 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
7639 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
7640 instead of TREE_CODE_LENGTH.
7641 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
7642 (c_warn_unused_result): Likewise.
7644 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7647 * doc/invoke.texi (Warning Options): Remove
7648 -Werror-implicit-function-declaration.
7649 (Wimplicit-function-declaration): Update description.
7650 * opts.c (common_handle_option): Move handling of -Werror=* to...
7651 (enable_warning_as_error): ...here.
7652 * opts.h (enable_warning_as_error): Declare.
7653 * c-decl.c (implicit_decl_warning): Unless
7654 -Wno-implicit-function-declaration is given, emit a pedwarn if
7655 -std=c99 or emit a warning if -Wimplicit-function-declaration.
7656 * c.opt (Wimplicit-function-declaration): Replace
7657 mesg_implicit_function_declaration with
7658 warn_implicit_function_declaration.
7659 * c-opts.c (c_common_handle_option):
7660 -Werror-implicit-function-declaration is exactly equal as
7661 -Werror=implicit-function-declaration.
7662 (set_Wimplicit): Replace mesg_implicit_function_declaration with
7663 warn_implicit_function_declaration.
7664 (c_common_post_options): -Wimplict-function-declaration is enabled
7665 by default by -std=c99, otherwise is disabled by default.
7666 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
7668 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7670 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
7671 DECL on the rhs to a DECL on the lhs for debug info purposes if the
7672 former is ignored but not the latter.
7674 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7676 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
7677 is made and the reference doesn't use the alias set of its type,
7678 do not create the temporary using that type.
7680 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
7682 * jump.c: Remove prototypes for delete_computation and
7683 delete_prior_computation.
7685 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7687 * jump.c (get_label_after): Delete.
7688 (get_label_before, delete_computation, delete_jump,
7689 delete_prior_computation, follow_jumps): Move...
7690 * reorg.c (delete_computation, delete_prior_computation): ... here...
7691 (get_label_before, delete_jump): ... making these static ...
7692 (follow_jumps): ... and simplifying this since it only runs after
7694 * rtl.h (get_label_after, get_label_before, delete_jump,
7695 follow_jumps): Delete prototypes.
7697 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7699 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
7701 2007-02-15 Nick Clifton <nickc@redhat.com>
7703 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
7704 order to prevent it from being munged by the target.
7706 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
7708 * config/i386/i386.md: Remove misleading comment.
7710 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7712 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
7713 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
7716 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7718 * tree-sra.c (instantiate_missing_elements): Canonicalize
7720 (sra_build_assignment): New.
7721 (generate_copy_inout, generate_element_copy,
7722 generate_element_zero, generate_one_element_init): Use it.
7724 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7726 * tree-sra.c (instantiate_missing_elements): Canonicalize
7728 (sra_build_assignment): New.
7729 (generate_copy_inout, generate_element_copy,
7730 generate_element_zero, generate_one_element_init): Use it.
7732 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7734 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
7737 2007-02-14 Joseph Myers <joseph@codesourcery.com>
7739 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
7740 types as aggregates not scalars.
7741 * function.c (assign_stack_temp_for_type): Likewise.
7743 2007-02-14 Roger Sayle <roger@eyesopen.com>
7744 Zdenek Dvorak <dvorakz@suse.cz>
7746 * tree-dump.c (dump_switch_p_1): Require exact match of the option
7749 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
7751 * passes.c (next_pass_1): Clear the next field of the copied
7754 2007-02-14 Richard Henderson <rth@redhat.com>
7756 * tree-sra.c (early_sra): New.
7757 (decl_can_be_decomposed_p): Deny va_list if early_sra.
7758 (tree_sra_early, pass_sra_early): New.
7759 * tree-pass.h (pass_sra_early): Declare.
7760 * passes.c (init_optimization_passes): Use it.
7762 2007-02-14 Richard Guenther <rguenther@suse.de>
7764 * flags.h (issue_strict_overflow_warning): Convert to a macro.
7766 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
7768 PR tree-optimization/30771
7769 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
7771 (vect_analyze_operations): Induction phis can now be marked as
7773 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
7774 Update documentation accordingly.
7776 2007-02-14 Nick Clifton <nickc@redhat.com>
7778 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
7779 most 3 arguments are supported.
7780 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
7782 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
7784 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
7785 Ensure dst->current is valid.
7787 2007-02-13 Paul Brook <paul@codesourcery.com>
7789 * config.gcc: Add arm*-*-uclinux-*eabi.
7790 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7791 (SUBTARGET_EXTRA_LINK_SPEC): Define.
7792 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
7793 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
7794 (LINK_SPEC): Define.
7796 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
7798 * config/arm/uclinux-eabi.h: New file.
7799 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
7800 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
7803 2007-02-13 Ian Lance Taylor <iant@google.com>
7805 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
7806 * flags.h (warn_strict_overflow): Declare.
7807 (enum warn_strict_overflow_code): Define.
7808 (issue_strict_overflow_warning): New static inline function.
7809 * opts.c (warn_strict_overflow): New variable.
7810 (common_handle_option): Handle OPT_Wstrict_overflow and
7811 OPT_Wstrict_overflow_.
7812 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
7814 * fold-const.c: Include intl.h.
7815 (fold_deferring_overflow_warnings): New static variable.
7816 (fold_deferred_overflow_warning): New static variable.
7817 (fold_deferred_overflow_code): New static variable.
7818 (fold_defer_overflow_warnings): New function.
7819 (fold_undefer_overflow_warnings): New function.
7820 (fold_undefer_and_ignore_overflow_warnings): New function.
7821 (fold_deferring_overflow_warnings_p): New function.
7822 (fold_overflow_warning): New static function.
7823 (make_range): Add strict_overflow_p parameter. Change all
7825 (extract_muldiv, extract_muldiv_1): Likewise.
7826 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
7827 tree_expr_nonnegative_p.
7828 (fold_negate_expr): Call fold_overflow_warning.
7829 (fold_range_test): Likewise.
7830 (fold_comparison): Likewise.
7831 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
7832 instead of tree_expr_nonnegative_p.
7833 (tree_expr_nonnegative_warnv_p): Rename from
7834 tree_expr_nonnegative_p, add strict_overflow_p parameter.
7835 (tree_expr_nonnegative_p): New function.
7836 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
7837 strict_overflow_p parameter.
7838 (tree_expr_nonzero_p): New function.
7839 * passes.c (verify_interpass_invariants): New static function.
7840 (execute_one_pass): Call it.
7841 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
7843 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
7844 (estimate_numbers_of_iterations): Likewise.
7845 (scev_probably_wraps_p): Likewise.
7846 * tree-ssa-ccp.c: Include "toplev.h".
7847 (evaluate_stmt): Defer fold overflow warnings until we know we are
7849 (struct fold_stmt_r_data): Add stmt field.
7850 (fold_stmt_r): Defer fold overflow warnings until we know we
7852 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
7853 (fold_stmt_inplace): Likewise.
7854 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
7855 (cleanup_control_expr_graph): Defer fold overflow warnings until
7856 we know we are going to optimize.
7857 * tree-cfg.c (fold_cond_expr_cond): Likewise.
7858 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
7860 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7861 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
7862 * tree-ssa-loop-manip.c (create_iv): Likewise.
7863 * c-typeck.c (build_conditional_expr): Likewise.
7864 (build_binary_op): Likewise.
7865 * tree-vrp.c (vrp_expr_computes_nonzero): Call
7866 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
7867 (extract_range_from_unary_expr): Likewise.
7868 * simplify-rtx.c (simplify_const_relational_operation): Warn when
7869 assuming that signed overflow does not occur.
7870 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
7871 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
7872 (fold_defer_overflow_warnings): Declare.
7873 (fold_undefer_overflow_warnings): Declare.
7874 (fold_undefer_and_ignore_overflow_warnings): Declare.
7875 (fold_deferring_overflow_warnings_p): Declare.
7876 (tree_expr_nonzero_warnv_p): Declare.
7877 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
7879 (Warning Options): Document -Wstrict-overflow.
7880 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
7881 (tree-ssa-ccp.o): Likewise.
7882 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
7883 (fold-const.o): Depend on intl.h.
7885 2007-02-13 Ian Lance Taylor <iant@google.com>
7888 * lower-subreg.c (resolve_simple_move): Decompose subregs in
7891 2007-02-13 Stuart Hastings <stuart@apple.com>
7893 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
7895 2007-02-13 Richard Henderson <rth@redhat.com>
7897 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
7898 handled_component_p before looking for the indirect_ref.
7900 2007-02-13 Richard Henderson <rth@redhat.com>
7902 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
7903 remove flags clobber.
7904 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
7905 (bswaphi_lowpart): New.
7906 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
7907 remove TARGET_BSWAP test. Delete expander of the same name.
7909 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
7910 (expand_unop): Use them.
7912 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
7914 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
7915 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
7916 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
7917 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
7918 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
7919 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
7920 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
7921 assembler dialect choice from asm templates.
7923 2007-02-12 Richard Henderson <rth@redhat.com>
7925 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
7926 (fixuns_trunc<SSEMODEF>si2): Use it.
7927 * config/i386/sse.md (vec_setv4sf_0): Export.
7928 * config/i386/i386.c (ix86_build_const_vector): Export.
7929 (ix86_split_convert_uns_si_sse): Rename from
7930 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
7931 * config/i386/i386-protos.h: Update.
7933 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7936 * c-typeck.c (c_finish_return): Improve warning message.
7938 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7940 * alias.c (find_symbolic_term): Delete unused function.
7942 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
7944 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
7945 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
7946 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
7948 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7950 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7951 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
7952 the function, temporarily point the debug interface to the null one.
7954 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7956 * dwarf2out.c (round_up_to_align): New static function.
7957 (field_byte_offset): Use it to round the offset.
7959 2007-02-12 Richard Henderson <rth@redhat.com>
7961 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
7962 (inswl_const): Export.
7964 2007-02-12 Richard Henderson <rth@redhat.com>
7966 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
7967 result mode of the libcall, convert back to outmode.
7969 2007-02-12 Roger Sayle <roger@eyesopen.com>
7971 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
7972 (bswapdi2): New define_expand to implement 32-bit implementation.
7974 2007-02-12 Nick Clifton <nickc@redhat.com>
7976 * doc/invoke.texi (Overall Options): Document --help=.
7977 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
7978 (cc1_options): Pass --help= on to cc1.
7979 (display_help): Add description of --help=.
7980 (process_command): Add code to handle --help=. Allow translated
7981 --help and --target-help switches to be passed on to compiler
7983 (main): Remove unused if statement.
7984 * opts.c (columns): Remove.
7985 (LEFT_COLUMN): Define.
7986 (wrap_help): Add columns argument.
7987 (print_filtered_help): Change parameters to be an include bitmask,
7988 an exclude bitmask, an any bitmask and the column width. Move the
7989 code to display the params list here. Add code to display the
7990 status of options rather than their descriptions if the quiet flag
7992 (print_specific_help): Change parameters to be an include bitmask,
7993 an exclude bitmask and an any bitmask. Move code to look up the
7994 column width here. Decide upon the title for an options listing.
7995 (common_handle_options): Add code to handle --help=. Adapt code
7996 for --help and --target-help to use the revised form of the
7997 print_specific_help function.
7998 (print_help): Delete.
7999 (print_param_help): Delete.
8000 (print_switch): Delete.
8001 * opts.h (cl_lang_count): Add prototype.
8002 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
8003 CL_MAX_OPTION_CLASS): New defines.
8004 * optc-gen.awk: Add construction of cl_lang_count.
8005 * c.opt: Add Warning attribute to warning options and Optimization
8006 attribute to optimization options.
8007 * common.opt: Likewise.
8009 Add -fhelp and -ftarget-help as aliases for the transformed --help
8010 and --target-help options.
8011 * opt-functions.awk: Add code to handle Warning and Optimization
8014 2007-02-12 Richard Henderson <rth@redhat.com>
8016 * config/alpha/constraints.md: New file.
8017 * config/alpha/alpha.c: Include tm-constrs.h.
8018 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
8019 alpha_extra_constraint): Remove.
8020 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
8021 * config/alpha/alpha-protos.h: Update.
8022 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
8023 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
8024 (EXTRA_CONSTRAINT): Remove.
8025 * config/alpha/alpha.md: Include constraints.md.
8026 (adddi splitter): Use satisfies_constraint_*.
8027 * config/alpha/predicates.md (add_operand): Likewise.
8028 (sext_add_operand, addition_operation): Likewise.
8030 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
8032 PR tree-optimization/29145
8033 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
8034 in our handling of restrict qualified pointers.
8036 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8039 * doc/invoke.texi (Wunused-value): Update description.
8040 (Wextra): Delete item.
8041 * opts.c (set_Wextra): Don't use the value of Wextra to set the
8042 value of Wunused-value.
8043 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
8044 (c_finish_stmt_expr): Don't check extra_warnings.
8045 (emit_side_effect_warnings): The caller is responsible to check
8048 2007-02-11 Roger Sayle <roger@eyesopen.com>
8049 Matt Thomas <matt@3am-software.com>
8051 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
8053 2007-02-11 Roger Sayle <roger@eyesopen.com>
8055 * simplify-rtx.c (simplify_relational_operation_1): Optimize
8056 comparisons of POPCOUNT against zero.
8057 (simplify_const_relational_operation): Likewise.
8059 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8061 * doc/invoke.texi (Wextra): Delete outdated paragraph.
8063 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8065 * dwarf2out.c (root_type): Delete unused function.
8067 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8069 * genattrtab.c (contained_in_p): Delete unused function.
8070 (write_expr_attr_cache): Likewise.
8072 2007-02-11 Jan Hubicka <jh@suse.cz>
8074 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
8077 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
8079 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
8080 to add the REG_EQ* note.
8081 * see.c (see_merge_one_use_extension): Likewise.
8082 * local-alloc.c (update_equiv_regs): Likewise. Also don't
8083 turn REG_EQUAL notes into REG_EQUIV notes if the target
8084 register may have more than one set.
8085 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
8086 * gcse.c (try_replace_reg): Likewise.
8087 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
8088 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8089 more than one REG_EQUIV note.
8090 * reload1.c (gen_reload): Use set_unique_reg_note.
8092 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8094 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8095 (ix86_builtin_conversion): New function.
8097 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8100 * tree.h (DECL_REPLACEABLE_P): New macro.
8101 * except.c (set_nothrow_function_flags): Likewise.
8103 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8104 Ira Rosen <irar@il.ibm.com>
8105 Dorit Nuzman <dorit@il.ibm.com>
8107 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8108 * targhooks.c (default_builtin_vectorized_conversion): New.
8109 * targhooks.h (default_builtin_vectorized_function): New declaration.
8110 * target.h (struct vectorize): Add builtin_conversion field.
8111 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8112 stmt_vec_info_type value.
8113 (vectorizable_conversion): New declaration.
8114 * tree-vect-analyze.c (vect_analyze_operations): Add
8115 vectorizable_conversion call.
8116 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8117 * tree-vect-transform.c (vectorizable_conversion): New function.
8118 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8119 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8121 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8122 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8123 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8124 or ALTIVEC_BUILTIN_VCFSX.
8126 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8129 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8130 CONST_DOUBLE and operand 0 is a hard register.
8131 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8132 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8133 is a hard floating-point register.
8135 2007-02-10 Richard Henderson <rth@redhat.com>
8136 Jakub Jelinek <jakub@redhat.com>
8137 Alexandre Oliva <aoliva@redhat.com>
8139 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8140 * builtin-types.def (BT_WORD): Make unsigned.
8141 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8142 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8143 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8144 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8145 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8146 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8148 * expr.c (emutls_var_address): New.
8149 (expand_expr_real_1): Expand emulated tls.
8150 (expand_expr_addr_expr_1): Likewise.
8151 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8152 * output.h (emutls_finish): Declare.
8153 * toplev.c (compile_file): Call it.
8154 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8155 address before wrapping in CONST.
8156 * varasm.c (emutls_htab, emutls_object_type): New.
8157 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8158 (get_emutls_object_name, get_emutls_object_type): New.
8159 (get_emutls_init_templ_addr, emutls_decl): New.
8160 (emutls_common_1, emutls_finish): New.
8161 (assemble_variable): When emulating tls, swap decls; generate
8162 constructor for the emutls objects.
8163 (do_assemble_alias): When emulating tls, swap decl and target name.
8164 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8166 * varpool.c (decide_is_variable_needed): Look at force_output.
8167 Recurse for emulated tls.
8168 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8169 with decide_is_variable_needed.
8170 * emutls.c: New file.
8171 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8172 tls_object for real tls.
8174 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8176 PR rtl-optimization/29599
8177 * reload1.c (eliminate_regs_in_insn): Take the destination
8178 mode into account when computing the offset.
8180 2007-02-09 Stuart Hastings <stuart@apple.com>
8181 Richard Henderson <rth@redhat.com>
8183 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8184 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8185 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8186 fixuns_truncdfhi2): New.
8187 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8188 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8189 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8190 (floatunssidf2): Allow nonimmediate source.
8191 * config/i386/sse.md (movdi_to_sse): New.
8192 (vec_concatv2di): Drop '*'.
8193 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8194 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8195 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8197 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8198 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8199 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8200 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8201 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8202 ix86_build_const_vector.
8203 (x86_emit_floatuns): Rewrite.
8205 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8207 * genautomata.c (longest_path_length): Delete unused function.
8208 (struct state): Delete unused longest_path_length.
8209 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8210 (get_free_state): Delete unused.
8212 2007-02-09 Jan Hubicka <jh@suse.cz>
8214 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8215 * doc/invoke.texi (inline-unit-growth): Update default value.
8217 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8218 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8219 (rebuild_cgraph_edges): Likewise.
8220 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8221 (dump_cgraph_node): Dump frequencies.
8222 (cgraph_clone_edge): Add frequency scales.
8223 (cgraph_clone_node): Add freuqnecy.
8224 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8225 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8226 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8227 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8228 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8229 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8230 (save_inline_function_body): Likewise.
8231 * ipa-inline.c: inluce rtl.h
8232 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8233 (cgraph_edge_badness): Use frequencies.
8234 (cgraph_decide_recursive_inlining): Update clonning.
8235 (cgraph_decide_inlining_of_small_function): Dump frequency.
8236 * predict.c (estimate_bb_frequencies): Export.
8237 * predict.h (estimate_bb_frequencies): Declare.
8238 * tree-inline.c (copy_bb): Watch overflows.
8239 (expand_call_inline): Update call of cgraph_create_edge.
8240 (optimize_inline_calls): Use TODO flags to update frequnecies.
8241 * passes.h: Include predict.h
8242 (init_optimization_passes): Move profile ahead.
8243 (execute_function_todo): Handle TODO_rebuild_frequencies.
8245 2007-02-09 Roger Sayle <roger@eyesopen.com>
8247 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8248 the insbl or inswl pattern into a register.
8250 2007-02-09 Roger Sayle <roger@eyesopen.com>
8252 * config/ia64/ia64.md (bswapdi2): New define_insn.
8254 2007-02-09 Richard Henderson <rth@redhat.com>
8256 * config/i386/constraints.md (Ym): New constraint.
8257 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8258 (movdi_1_rex64): Split sse and xmm general register moves from
8259 memory move alternatives. Use conditional register constraints.
8260 (movsf_1, movdf_integer): Likewise.
8261 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8262 (movdf_integer_rex64): New.
8263 (pushsf_rex64): Fix output constraints.
8264 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8265 (sse2_stored): Likewise.
8266 (sse2_storeq_rex64): New.
8267 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8268 amd and not generic.
8269 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8270 for optimize_size. Remove SF/DFmode hack.
8272 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8274 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8277 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8278 Richard Sandiford <richard@codesourcery.com>
8280 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8281 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8282 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8283 m68k/t-mlib to tmake_file.
8284 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8285 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8286 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8287 Allow it to be cf or m68k. Set m68k_arch_family. If that
8288 variable is not empty, add t-$m68k_arch_family to tmake_file.
8289 Add t-mlibs to tmake_file.
8290 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8291 * config/m68k/t-cf: New file.
8292 * config/m68k/t-m68k: Likewise.
8293 * config/m68k/t-mlibs: Likewise.
8294 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8295 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8296 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8297 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8298 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8300 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8301 (INSTALL_LIBGCC): Delete.
8302 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8303 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8304 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8305 (M68K_MLIB_CPU): Define.
8306 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8307 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8308 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8310 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8311 Richard Guenther <rguenther@suse.de>
8314 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8315 against INT_MIN/INT_MAX.
8316 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8317 file if a loop is removed.
8319 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8321 * calls.c (store_one_arg): Pass correct alignment to
8322 emit_push_insn for non-BLKmode values.
8323 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8324 unaligned stack slot via a suitably aligned slot.
8326 2007-02-08 DJ Delorie <dj@redhat.com>
8328 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8330 (legal_subregs): Use unsigned char, make const.
8331 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8333 2007-02-08 Paul Brook <paul@codesourcery.com>
8335 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8336 special interworking needed.
8338 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8340 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8341 conditional to __SSE2__.
8342 (Entries below should have been added to first ChangeLog
8343 entry for amdfam10 dated 2007-02-05)
8344 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8346 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8348 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8351 2007-02-08 DJ Delorie <dj@redhat.com>
8353 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8354 * config/m32c/m32c.c (legal_subregs): New.
8355 (m32c_illegal_subreg_p): New.
8356 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8357 unsupported subregs of hard regs.
8359 2007-02-08 Jan Hubicka <jh@suse.cz>
8361 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8362 the same one; always update histograms.
8364 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8366 * passes.c (init_optimization_passes): Tidy comment.
8368 2007-02-08 Roger Sayle <roger@eyesopen.com>
8370 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
8371 strip zero_extend, bswap and rotates from POCOUNT's argument.
8372 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
8373 zero_extend and rotates from PARITY's argument.
8374 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
8375 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
8376 of an integer constant at compile-time.
8378 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8381 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
8383 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
8386 * tree-ssa-live.c (remove_unused_locals): Do not remove
8387 TREE_ADDRESSABLE variables.
8388 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
8389 * tree-ssa-operands.c (add_virtual_operand): Remove argument
8390 FOR_CLOBBER. Update all users.
8391 If VAR has an associated alias set, add a virtual operand for
8392 it if no alias is found to conflict with the memory reference.
8394 2007-02-07 Jan Hubicka <jh@suse.cz>
8395 Robert Kidd <rkidd@crhc.uiuc.edu>
8397 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
8399 2007-02-07 Ian Lance Taylor <iant@google.com>
8401 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
8403 2007-02-07 Roger Sayle <roger@eyesopen.com>
8405 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
8406 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
8407 tablejumpdi, movsi_to_cr_one): Remove constraints from
8408 define_expand's match_operands.
8410 2007-02-07 Roger Sayle <roger@eyesopen.com>
8412 * global.c (compute_regsets): Move declatation of "i" inside of
8413 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
8415 2007-02-07 Jakub Jelinek <jakub@redhat.com>
8418 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
8419 of INDIRECT_REF <RESULT_DECL>.
8421 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
8423 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
8424 Kaz Kojima <kkojima@gcc.gnu.org>
8427 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
8429 (sh_initialize_trampoline): Add parentheses to avoid a warning.
8431 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8433 * doc/loop.texi: Document possibility not to perform disambiguation
8434 of loops with multiple latches.
8435 * cfgloopmanip.c (alp_enum_p): Removed.
8436 (add_loop): Handle subloops. Use get_loop_body_with_size.
8437 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
8438 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
8439 the new forwarder block.
8440 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
8441 Handle the case latch is NULL.
8442 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
8443 when marking loop exits.
8444 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
8446 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
8447 disambiguate_loops_with_multiple_latches.
8448 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
8449 before fix_loop_structure.
8450 * cfgloop.c: Include pointer-set.h and output.h.
8451 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
8452 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
8453 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
8454 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
8455 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
8456 disambiguate_multiple_latches, get_loop_body_with_size,
8457 disambiguate_loops_with_multiple_latches): New functions.
8458 (flow_loop_dump): Dump multiple latch edges.
8459 (flow_loop_nodes_find): Handle loops with multiple latches.
8460 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
8461 (glb_enum_p): Modified.
8462 (get_loop_body): Use get_loop_body_with_size.
8463 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
8464 (AVOID_CFG_MODIFICATIONS): New constant.
8465 (disambiguate_loops_with_multiple_latches, add_loop,
8466 get_loop_body_with_size): Declare.
8467 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
8469 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
8472 * global.c (compute_regsets): New function.
8473 (global_alloc): Refactored ELIMINABLE_REGSET
8474 and NO_GLOBAL_ALLOC_REGS computation out.
8475 (rest_of_handle_global_alloc): Call compute_regsets()
8476 for non-optimizing case.
8478 2007-02-06 Richard Henderson <rth@redhat.com>
8480 * config/i386/constraints.md (Y2): Rename from Y.
8481 (Yi): New constraint.
8482 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
8483 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
8484 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
8485 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
8486 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
8487 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
8488 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
8489 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
8490 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
8491 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
8492 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
8493 vec_extractv2si_1): Change Y constraints to Y2.
8494 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
8495 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
8496 Change Y constraints to Y2.
8497 (sse2_loadld): Change Y constraints to x.
8499 2007-02-06 Roger Sayle <roger@eyesopen.com>
8501 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
8502 (parity<mode>2): New define_expand using rs6000_emit_parity.
8503 * config/rs6000/rs6000.c (rs6000_emit_popcount,
8504 rs6000_emit_parity): New functions.
8505 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
8506 rs6000_emit_parity): Prototype here.
8508 2007-02-06 Ian Lance Taylor <iant@google.com>
8510 * lower-subreg.c (simple_move_operand): Reject CONST.
8511 (resolve_clobber): Call validate_change rather than directly
8512 assigning to XEXP (pat, 0).
8514 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8516 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
8517 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
8518 (tree-cfg.o): Remove hashtab.h dependency.
8520 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
8521 (struct ivopts_data): Change niters to pointer_map_t.
8522 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
8523 (niter_for_exit): Create pointer_map on demand. Change for
8525 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
8526 (free_loop_data): Destroy data->niters if created and reset field.
8527 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
8528 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
8530 * tree-ssa-reassoc.c: Include pointer-set.h.
8531 (bb_rank): Change to long *.
8532 (operand_rank): Change to pointer_map_t.
8533 (find_operand_rank): Return long, -1 if not found. Declare as inline.
8534 (insert_operand_rank): Accept long.
8535 (operand_entry_hash, operand_entry_eq): Remove.
8536 (get_rank): Return long. Adjust for changes above.
8537 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
8539 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
8541 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
8542 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
8543 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
8545 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
8546 directly since it cannot be NULL.
8547 (get_vi_for_tree): Rewrite for pointer_map API.
8548 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
8549 (init_alias_vars): Create vi_for_tree as pointer_map.
8550 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
8552 * tree-cfg.c: Don't include hashtab.h.
8553 (edge_to_cases): Declare as pointer_map.
8554 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
8556 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
8557 (start_recording_case_labels): Create edge_to_cases as pointer_map.
8558 (end_recoding_case_labels): Cleanup edge_to_cases manually before
8560 (record_switch_edge): Delete.
8561 (get_cases_for_edge): Adjust for pointer_map API, inline
8562 record_switch_edge (rewritten for new API), remove goto.
8564 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8566 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
8567 * tree-nested.c: Include pointer-set.h.
8568 (var_map_elt, var_map_eq, var_map_hash): Delete.
8569 (struct nesting_info): Remove GTY marker. Change the two htab_t's
8571 (nesting_info_bitmap_obstack): New.
8572 (lookup_field_for_decl): Adjust for pointer_map API.
8573 (lookup_tramp_for_decl): Adjust for pointer_map API.
8574 (get_nonlocal_debug_decl): Adjust for pointer_map API.
8575 (get_local_debug_decl): Adjust for pointer_map API.
8576 (convert_nl_goto_reference): Adjust for pointer_map API.
8577 (convert_nl_goto_receiver): Adjust for pointer_map API.
8578 (create_nesting_tree): Create outside GGC space. Create bitmap on
8579 the new obstack. Create field_map and var_map as pointer_maps.
8580 (free_nesting_tree): Adjust for changes to create_nesting_tree.
8582 (lower_nested_functions): Move root here, no need to NULL it.
8583 Initialize and release the obstack.
8585 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
8587 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
8588 Remove prototypes and make them non-static.
8589 (struct tree_int_map): Remove.
8590 * tree.h (struct tree_int_map): Move here, turning TO into an
8592 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
8594 * tree.h (TREE_COMPLEXITY): Remove.
8595 (struct tree_exp): Remove complexity field.
8596 * tree.c (build1_stat): Don't set it.
8598 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
8599 Victor Kaplansky <victork@il.ibm.com>
8601 * tree-vectorizer.c (vect_is_simple_use): Support induction.
8602 (vect_is_simple_reduction): Support reduction with induction as
8603 one of the operands.
8604 (vect_is_simple_iv_evolution): Fix formatting.
8605 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
8606 formatting. Don't mark induction phis for vectorization.
8607 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
8608 * tree-vect-transform.c (get_initial_def_for_induction): New function.
8609 (vect_get_vec_def_for_operand): Support induction.
8610 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
8612 (vectorizable_reduction): Support reduction with induction as one of
8614 (vectorizable_type_demotion): Use def-type of stmt argument rather
8615 than dummy def-type.
8617 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
8618 flag_tree_scev_cprop.
8619 * common.opt (tree-scev-cprop): New flag.
8621 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
8622 call to vect_get_new_vect_var.
8624 2007-02-06 Ira Rosen <irar@il.ibm.com>
8626 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
8627 vectype is not NULL.
8628 (vect_pattern_recog_1): Likewise.
8630 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8632 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
8633 (fold_negate_expr): Likewise.
8635 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
8638 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
8639 even if cv-qualification is the same.
8641 2007-02-05 Geoffrey Keating <geoffk@apple.com>
8643 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
8644 __enable_execute_stack on completion.
8646 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8648 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
8649 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
8650 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
8651 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
8652 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
8653 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
8654 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
8655 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
8657 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8659 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
8660 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
8661 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
8662 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
8663 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
8664 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
8665 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
8666 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
8667 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
8668 umuldi3_highpart_rex64, umulsi3_highpart_insn,
8669 umulsi3_highpart_zext, smuldi3_highpart_rex64,
8670 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
8671 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
8672 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
8673 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
8674 sqrtextenddfxf2_i387): Added amdfam10_decode.
8676 * config/i386/athlon.md (athlon_idirect_amdfam10,
8677 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
8678 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
8679 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
8680 athlon_ivector_store_amdfam10): New define_insn_reservation.
8681 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
8684 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8686 * config/i386/athlon.md (athlon_call_amdfam10,
8687 athlon_pop_amdfam10, athlon_lea_amdfam10): New
8688 define_insn_reservation.
8689 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
8690 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
8691 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
8693 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8695 * config/i386/athlon.md (athlon_sseld_amdfam10,
8696 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
8697 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
8699 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8701 * config/i386/athlon.md (athlon_sseins_amdfam10): New
8702 define_insn_reservation.
8703 * config/i386/i386.md (sseins): Added sseins to define_attr type
8704 and define_attr unit.
8705 * config/i386/sse.md: Set type attribute to sseins for insertq
8708 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8710 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
8711 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
8712 ssecomi_load_amdfam10, ssecomi_amdfam10,
8713 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
8714 define_insn_reservation.
8715 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
8717 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8719 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
8720 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
8721 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
8722 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
8723 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
8724 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
8725 define_insn_reservation.
8727 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
8728 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
8729 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
8730 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
8731 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
8733 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8735 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
8736 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
8737 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
8738 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
8739 athlon_ssemul_load_k8): Added amdfam10.
8741 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8743 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
8744 (x86_sse_unaligned_move_optimal): New variable.
8746 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
8748 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
8749 for unaligned vector SSE double/single precision loads for AMDFAM10.
8751 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8753 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
8754 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
8755 Define TARGET_CPU_DEFAULT_amdfam10.
8756 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
8757 (processor_type): Add PROCESSOR_AMDFAM10.
8759 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
8760 processor_type in config/i386/i386.h.
8761 Enable imul peepholes for TARGET_AMDFAM10.
8763 * config.gcc: Add support for --with-cpu option for amdfam10.
8765 * config/i386/i386.c (amdfam10_cost): New variable.
8766 (m_AMDFAM10): New macro.
8767 (m_ATHLON_K8_AMDFAM10): New macro.
8768 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
8769 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
8770 x86_promote_QImode, x86_integer_DFmode_moves,
8771 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8772 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
8773 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
8774 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
8775 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
8776 Enable/disable for amdfam10.
8777 (override_options): Add amdfam10_cost to processor_target_table.
8778 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
8779 processor_alias_table.
8780 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
8781 (ix86_adjust_cost): Add code for amdfam10.
8783 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8785 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
8786 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
8787 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
8788 * config/i386/i386.h: Add builtin definition for SSE4A.
8789 * config/i386/i386.md: Add support for ABM instructions
8791 * config/i386/sse.md: Add support for SSE4A instructions
8792 (movntss, movntsd, extrq, insertq).
8793 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
8794 Add -march=amdfam10 flag.
8795 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
8796 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
8798 * doc/extend.texi: Add documentation for SSE4A builtins.
8800 2007-02-05 Bob Wilson <bob.wilson@acm.org>
8802 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
8804 2007-02-05 Richard Guenther <rguenther@suse.de>
8806 * tree-vectorizer.h (vectorizable_function): Add argument type
8807 argument, change return type.
8808 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
8809 * tree-vect-transform.c (vectorizable_function): Handle extra
8810 argument, return vectorized function decl.
8811 (build_vectorized_function_call): Remove.
8812 (vectorizable_call): Handle calls with result and argument types
8813 differing. Handle loop vectorization factor correctly.
8814 * targhooks.c (default_builtin_vectorized_function): Adjust for
8816 * targhooks.h (default_builtin_vectorized_function): Likewise.
8817 * target.h (builtin_vectorized_function): Add argument type
8819 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
8820 extra argument, allow vectorizing of lrintf.
8821 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
8822 documentation of target hook.
8824 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
8827 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
8828 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
8829 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
8831 2007-02-05 Roger Sayle <roger@eyesopen.com>
8833 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
8834 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
8835 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
8836 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
8837 before canonicalizing sincos to cexpi.
8838 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
8840 2007-02-05 Roger Sayle <roger@eyesopen.com>
8842 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
8843 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
8844 (alpha_init_builtins): Use alpha_add_builtins to process tables.
8846 2007-02-05 Roger Sayle <roger@eyesopen.com>
8848 * mips-tfile.c (initialize_init_file): Correct endianness test.
8850 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
8852 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
8855 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8857 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
8858 saves in a PARALLEL before the register assignments.
8860 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8862 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
8863 DWARF_FRAME_RETURN_COLUMN to be a general register.
8864 * dwarf2out.c (init_return_column_size): New function, split from...
8865 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
8866 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
8867 to be nongeneral registers.
8868 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
8870 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
8871 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
8873 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8875 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
8877 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8879 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
8880 (remove_path): Use can_remove_branch_p and remove_branch instead
8881 of loop_delete_branch_edge.
8882 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
8883 (tree_transform_and_unroll_loop): Remove dead branches immediately.
8884 Update profile using scale_dominated_blocks_in_loop.
8885 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
8886 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
8887 (can_remove_branch_p, remove_branch): Declare.
8888 * tree-cfg.c (tree_can_remove_branch_p): New function.
8889 (tree_cfg_hooks): Add tree_can_remove_branch_p.
8890 * cfgrtl.c (rtl_can_remove_branch_p): New function.
8891 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
8893 2007-02-05 Jan Hubicka <jh@suse.cz>
8896 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
8897 nodes in cgraph, don't remove offline copy of the function.
8899 2007-02-04 Jan Hubicka <jh@suse.cz>
8901 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
8902 vectors might cause maybe_lookup_element_for_expr to be called
8903 on non-sra-candidate.
8905 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8907 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
8908 config/bfin/bfin.md, config/bfin/predicates.md: Follow
8909 spelling conventions.
8911 2007-02-04 Richard Guenther <rguenther@suse.de>
8914 * fold-const.c (try_move_mult_to_index): Make sure to not
8915 overflow one dimension of a multi-dimensional array access.
8917 2007-02-04 Jan Hubicka <jh@suse.cz>
8919 * passes.c (init_optimization_passes): Reindent.
8921 2007-02-04 Jan Hubicka <jh@suse.cz>
8922 Eric Botcazou <ebotcazou@adacore.com>
8924 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
8925 (execute_fixup_cfg): Break out the abnormal goto code.
8926 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
8927 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
8928 (optimize_inline_calls): Call make_nonlocal_label_edges.
8930 2007-02-04 Jan Hubicka <jh@suse.cz>
8932 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
8933 true when something was changed.
8934 (rename_ssa_copies): When something was changed, do
8935 TODO_remove_unused_locals.
8936 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8937 add TODO_remove_unused_locals when instruction was removed.
8939 2007-02-04 Jan Hubicka <jh@suse.cz>
8941 * ipa-inline.c (try_inline): Improve debug output; work on already
8943 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
8944 call try_inline for already inlined edges too when flattening;
8945 inline also functions that make callee growth but overall unit size
8948 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8950 * config/m32c/bitops.md, config/m32c/jump.md,
8951 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
8952 config/m32r/m32r.h, config/m32r/m32r.md,
8953 config/m32r/predicates.md, config/m68hc11/larith.asm,
8954 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
8955 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
8956 config/mips/mips-protos.h, config/mips/mips.c,
8957 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
8958 config/mn10300/mn10300.h, config/mn10300/predicates.md,
8959 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
8960 spelling conventions.
8962 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
8963 Follow spelling conventions.
8965 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
8967 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
8968 warn about C++0x compatibility.
8970 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8972 * config/h8300/h8300.c, config/h8300/h8300.h,
8973 config/h8300/h8300.md: Follow spelling conventions.
8975 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
8978 * combine.c (try_combine): Do not substitute source operand
8979 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
8981 2007-02-03 Jan Hubicka <jh@suse.cz>
8983 PR gcov-profile/30650
8984 * value-prof.c (stringop_block_profile): Fix handling of size counter;
8985 do not divide by zero for never executed counters.
8986 (tree_find_values_to_profile): Fix counters.
8987 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
8989 2007-02-03 Ian Lance Taylor <iant@google.com>
8991 * lower-subreg.c (simple_move_operand): New static function,
8992 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
8994 (simple_move): Call simple_move_operand.
8995 (find_decomposable_subregs): Add special handling of MEMs.
8996 (can_decompose_p): Rename from cannot_decompose_p. Reverse
8997 meaning of return value. If we see a hard register, test whether
8998 it can store a word_mode value. Change all callers.
9000 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9002 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
9003 ftrapv insns and expanders.
9004 (subdi3): Change define_expand operand 1 to arith11_operand, and
9005 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
9006 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
9007 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
9011 * varasm.c (notice_global_symbol): Treat global objects as weak when
9014 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9016 * emit-rtl.c (dconstpi): Delete.
9018 (init_emit_once): Delete dconstpi and init dconstsqrt2.
9019 * real.h (dconstpi): Delete.
9021 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
9022 (fold_builtin_hypot): Likewise.
9024 2007-02-03 Tom Tromey <tromey@redhat.com>
9027 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
9028 -gcoff3, -gxcoff3, -gvms3 implies -dD.
9030 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
9032 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
9033 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
9034 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
9035 config/rs6000/cell.md, config/rs6000/darwin.h,
9036 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
9037 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
9038 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
9039 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
9040 typos. Follow spelling conventions.
9041 * doc/invoke.texi: Follow spelling conventions.
9043 2007-02-03 Roger Sayle <roger@eyesopen.com>
9045 * simplify-rtx.c (simplify_relational_operation_1): Implement some
9046 canonicalization transformations that attempt to simplify integer
9047 constant comparisons to become comparisons against zero.
9049 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9051 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
9053 * fold-const.c (fold_binary): Fix comment typos. Fold complex
9054 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
9056 2007-02-02 Mike Stump <mrs@apple.com>
9058 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
9059 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
9060 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
9061 generate a branch island.
9063 2007-02-02 Bob Wilson <bob.wilson@acm.org>
9065 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
9066 (xtensa_legitimate_address_p): New.
9067 (xtensa_legitimize_address): New.
9068 (xtensa_output_addr_const_extra): New.
9069 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
9071 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
9072 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
9073 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
9074 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
9075 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
9076 (xtensa_legitimize_address): New.
9077 (xtensa_output_addr_const_extra): New.
9079 2007-02-02 Steve Ellcey <sje@cup.hp.com>
9081 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
9083 2007-02-02 Ian Lance Taylor <iant@google.com>
9085 * expmed.c (expand_divmod): Add comment.
9087 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9089 * emit-rtl.c (renumber_insns): Remove.
9090 * flags.h: Remove the extern for flag_renumber_insns.
9091 * rtl.h: Remove the prototype for renumber_insns.
9092 * toplev.c (flag_renumber_insns): Remove.
9094 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9096 Revert for x86 darwin:
9097 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9099 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9100 code before the following patch under TARGET_MACHO.
9101 (ix86_function_value_regno_p): Likewise.
9103 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9105 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9108 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9111 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9112 general or fp registers. Add comments.
9113 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9115 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9117 * pointer-set.c (insert_aux): Only return insertion slot.
9118 (pointer_set_insert): Adjust.
9119 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9120 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9121 pointer_map_traverse): New.
9122 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9123 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9124 pointer_map_contains, pointer_map_traverse): Declare.
9126 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9129 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9130 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9132 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9134 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9136 (struct _dep): New type.
9137 (dep_t): New typedef.
9138 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9139 (DEP_STATUS): New access macro. The macro with the same name was
9140 renamed to DEP_LINK_STATUS.
9141 (dep_init): Declare function
9143 (struct _dep_link): New type.
9144 (dep_link_t): New typedef.
9145 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9146 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9147 (DEP_LINK_STATUS): New macro.
9148 (debug_dep_links): New debug function.
9150 (struct _deps_list): New type.
9151 (deps_list_t): New typedef.
9152 (DEPS_LIST_FIRST): New access macro.
9153 (FOR_EACH_DEP_LINK): New cycle macro.
9154 (create_deps_list, free_deps_list, delete_deps_list): Declare
9156 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9157 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9158 (copy_deps_list_change_con): Ditto.
9160 (move_dep_link): Declare function.
9162 (struct _dep_node): New type.
9163 (dep_node_t): New typedef.
9164 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9166 (struct haifa_insn_data.back_deps): New field to hold backward
9167 dependencies of the insn.
9168 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9170 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9171 Change its type to deps_list_t.
9172 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9173 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9174 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9176 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9178 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9180 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9182 (dep_cost): Declare.
9184 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9185 (ds_to_dk, dk_to_ds): New functions.
9187 (init_dep_1): New static function.
9188 (init_dep): New function.
9189 (copy_dep): New static function.
9191 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9193 (detach_dep_link): New static function.
9194 (move_dep_link): New function.
9196 (dep_links_consistent_p, dump_dep_links): New static functions.
9197 (debug_dep_links): New debugging function.
9199 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9201 (alloc_deps_list, init_deps_list): New static functions.
9202 (create_deps_list): New function.
9203 (clear_deps_list): New static function.
9204 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9205 (deps_list_consistent_p, dump_deps_list): New static functions.
9206 (debug_deps_list): New function.
9207 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9209 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9211 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9212 use new scheduler dependencies lists.
9213 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9214 (sched_analyze): Ditto. Initialize dependencies lists.
9215 (add_forw_dep, compute_forward_dependences): Update to use new
9216 scheduler dependencies lists.
9218 (init_dependency_caches): Init deps_obstack.
9219 (free_dependency_caches): Free deps_obstack.
9221 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9222 new scheduler dependencies lists.
9223 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9224 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9226 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9227 Update to use new scheduler dependencies lists.
9228 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9229 (debug_dependencies): Ditto.
9230 (schedule_region): Update comments.
9232 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9233 scheduler dependencies lists.
9234 (schedule_ebb): Update comments.
9236 * rtl.def (DEPS_LIST): Remove.
9238 * lists.c (unused_deps_list): Remove.
9239 (free_list): Update assertions.
9241 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9242 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9244 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9245 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9247 * haifa-sched.c (comments): Update.
9248 (insn_cost1): Remove. Inline the code into insn_cost ().
9249 (insn_cost): Update to use new scheduler dependencies lists. Move
9250 processing of the dependency cost to dep_cost ().
9251 (dep_cost): New function. Use it instead of insn_cost () when
9252 evaluating cost of the dependency. Use compatible interface to
9253 interact with the target.
9254 (priority): Update to use new scheduler dependencies lists.
9255 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9256 with greater number of insns that depend on the insn.
9257 (schedule_insn): Update to use new scheduler dependencies lists. Add
9258 code to free backward dependencies lists. Inline and optimize code
9259 from resolve_dep () - see PR28071.
9260 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9261 lists. Update call to targetm.sched.is_costly_dependence hook.
9263 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9264 scheduler dependencies lists.
9266 (resolve_dep): Remove. Move the logic to schedule_insn ().
9267 (init_h_i_d): Initialize dependencies lists.
9269 (process_insn_depend_be_in_spec): Rename to
9270 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9272 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9273 Update to use new scheduler dependencies lists.
9274 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9276 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9277 new scheduler dependencies lists.
9278 (build_intra_loop_deps): Ditto.
9280 * target.h (struct _dep): Declare to use in
9281 gcc_target.sched.is_costly_dependence.
9282 (struct gcc_target.sched.adjust_cost): Fix typo.
9283 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9284 single dep_t parameter instead of an equivalent triad.
9285 (struct gcc_target.sched.adjust_cost_2): Remove.
9287 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9289 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9291 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9293 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9295 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9296 (REG_DEP_TRUE): Document.
9298 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9299 Change signature to correspond to the targetm.sched.adjust_cost hook.
9300 Update use in TARGET_SCHED_ADJUST_COST_2.
9301 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9302 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9303 new scheduler dependencies lists.
9304 (ia64_gen_check): Ditto.
9306 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9309 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9310 signature to correspond to the targetm.sched.is_costly_dependence hook.
9311 (is_costly_group): Update to use new scheduler dependencies lists.
9313 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9314 instead of INSN_COST () macro.
9316 2007-02-01 Ian Lance Taylor <iant@google.com>
9318 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9320 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9322 * pa.md (tp_load): Correct mfctl instruction syntax.
9324 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9326 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9327 altivec_padding_size calculation on AIX. Improve comment, add
9328 assert to verify that it's right.
9330 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9333 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9336 * global.c (global_alloc): Add mising initialization of
9339 2007-02-01 Roger Sayle <roger@eyesopen.com>
9341 * alias.c (init_alias_analysis): Correct whitespace.
9342 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9343 partition_hot_cold_basic_blocks): Likewise.
9344 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9345 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9346 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9347 fold_builtin_snprintf_chk, fold_builtin_printf,
9348 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9349 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9350 * cfgcleanup.c (cleanup_cfg): Likewise.
9351 * cfgexpand.c (tree_expand_cfg): Likewise.
9352 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9353 * function.c (get_next_funcdef_no): Likewise.
9354 * gengtype.c (main): Likewise.
9355 * genmodes.c (main): Likewise.
9356 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9357 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9358 * ifcvt.c (noce_emit_move_insn): Likewise.
9359 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9361 * stor-layout.c (get_best_mode): Likewise.
9362 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9363 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9364 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9365 perform_var_substitution, solve_graph): Likewise.
9366 * tree-vrp.c (vrp_finalize): Likewise.
9368 2007-02-01 Ian Lance Taylor <iant@google.com>
9370 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
9371 high part of a paradoxical subreg, return a constant zero.
9373 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
9375 * toplev.c (lang_dependent_init): Call init_set_costs.
9376 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
9378 2007-02-01 Richard Guenther <rguenther@suse.de>
9381 * fold-const.c (fold_negate_expr): Allow negating a
9382 constant if overflow does not change.
9384 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9386 * doc/c-tree.texi (Expression trees): Improve markup.
9387 * doc/tm.texi (Register Classes, Addressing Modes)
9388 (Floating Point): Fix spacing after abbreviations. Fix some
9391 2007-02-01 Ben Elliston <bje@au.ibm.com>
9393 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
9394 * doc/contrib.texi: Likewise.
9395 * doc/install.texi: Likewise.
9397 2007-01-31 Richard Henderson <rth@redhat.com>
9398 Ian Lance Taylor <iant@google.com>
9400 * lower-subreg.c: New file.
9401 * rtl.def (CONCATN): Define.
9402 * passes.c (init_optimization_passes): Add pass_lower_subreg and
9404 * emit-rtl.c (update_reg_offset): New static function, broken out
9405 of gen_rtx_REG_offset.
9406 (gen_rtx_REG_offset): Call update_reg_offset.
9407 (gen_reg_rtx_offset): New function.
9408 * regclass.c: Revert patch of 2006-03-05, restoring
9410 (clear_reg_info_regno): New function.
9411 * dwarf2out.c (concatn_loc_descriptor): New static function.
9412 (loc_descriptor): Handle CONCATN.
9413 * common.opt (fsplit_wide_types): New option.
9414 * opts.c (decode_options): Set flag_split_wide_types when
9416 * timevar.def (TV_LOWER_SUBREG): Define.
9417 * rtl.h (gen_reg_rtx_offset): Declare.
9418 (reg_scan_update): Declare.
9419 * regs.h (clear_reg_info_regno): Declare.
9420 * tree-pass.h (pass_lower_subreg): Declare.
9421 (pass_lower_subreg2): Declare.
9422 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
9423 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
9425 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
9426 * Makefile.in (OBJS-common): Add lower-subreg.o.
9427 (lower-subreg.o): New target.
9429 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9431 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
9433 2007-01-31 Anatoly Sokolov <aesok@post.ru>
9436 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
9438 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9441 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
9443 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
9445 * cfgloop.h: Include vec-prim.h.
9446 (enum li_flags): Remove LI_ONLY_OLD.
9447 (loop_iterator): Changed.
9448 (fel_next, fel_init): Iterate over loop tree.
9449 (FOR_EACH_LOOP_BREAK): New macro.
9450 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
9452 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
9453 * modulo-sched.c (sms_schedule): Ditto.
9454 * tree-vectorizer.c (vectorize_loops): Ditto.
9455 * doc/loop.texi: Update information on loop numbering and behavior of
9456 FOR_EACH_LOOP wrto new loops.
9457 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9458 add_to_evolution_1): Test nestedness of loops instead of comparing
9460 * tree-chrec.c (chrec_fold_plus_poly_poly,
9461 chrec_fold_multiply_poly_poly, chrec_evaluate,
9462 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
9463 reset_evolution_in_loop): Ditto.
9464 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
9466 2007-01-31 Dirk Mueller <dmueller@suse.de>
9468 * c-common.c (warn_about_parentheses): Separate warning about
9469 un-parenthized sequence of comparison operators from the one
9470 which is supposed to warn about x <= y <= z.
9472 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
9474 * optabs.h (enum optab_index): Add new OTI_isinf.
9475 (isinf_optab): Define corresponding macro.
9476 * optabs.c (init_optabs): Initialize isinf_optab.
9477 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
9479 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
9480 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
9482 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
9483 expand_builtin_interclass_mathfn.
9484 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
9485 * config/i386/i386.md (UNSPEC_FXAM): New constant.
9486 (fxam<mode>2_i387): New insn pattern.
9487 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
9488 built-in functions as x87 inline asm.
9490 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9492 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
9494 2007-01-30 Eric Christopher <echristo@apple.com>
9496 * config.gcc: Add geode.
9498 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9500 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
9501 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
9502 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
9503 value-prof.c: Fix comment typos.
9505 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9508 * doc/invoke.texi (Wpointer-arith): Document warning.
9510 2007-01-30 Janis Johnson <janis187@us.ibm.com>
9512 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
9513 the list of discrepancies from the draft TR.
9515 2007-01-30 Dirk Mueller <dmueller@suse.de>
9518 * doc/invoke.texi (-Wreturn-type): Update description to
9521 2007-01-30 Richard Sandiford <richard@codesourcery.com>
9523 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
9525 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
9527 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
9528 to handle optabs that operate on floating point input argument and
9529 output to integer output.
9530 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
9531 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
9532 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
9533 expand_builtin_interclass_mathfn ().
9534 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
9536 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
9537 ilogbl built-in functions as x87 intrinsics.
9539 2007-01-30 Richard Guenther <rguenther@suse.de>
9542 * dwarf2out.c (reference_to_unused): Query varpool if the
9543 variable was output.
9545 2007-01-30 Richard Guenther <rguenther@suse.de>
9548 * passes.c (execute_one_pass): Reset in_gimple_form to not
9549 confuse non-unit-at-a-time mode.
9551 2007-01-29 Roger Sayle <roger@eyesopen.com>
9552 Richard Guenther <rguenther@suse.de>
9554 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
9555 avoid undefined behaviour on overflow. Use force_fit_type_double
9556 to construct the constant with the specified TREE_OVERFLOW.
9558 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9560 * config/dfp-bit.c: Add parameterized support for fp exceptions.
9561 * config/dfp-bit.h: Ditto.
9563 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9565 * c-decl.c (pop_scope): Replace warnings with call to
9566 warn_for_unused_label.
9567 * c-common.h (warn_for_unused_label): Declare.
9568 * c-common.c (warn_for_unused_label): Define.
9570 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9572 * tree-optimize.c (update_inlined_to_pointers): Delete unused
9575 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9577 * Makefile.in (USER_H): Remove decfloat.h.
9578 * ginclude/decfloat.h: Delete, moving contents to ...
9579 * ginclude/float.h: Add support for decimal floating point,
9580 guarded by __STDC_WANT_DEC_FP__.
9582 2007-01-29 Mike Stump <mrs@apple.com>
9584 * doc/gccint.texi (Top): Rename Loop Representation to Loop
9585 Analysis and Representation to resolve case insensitive conflict.
9586 * doc/loop.texi (Loop Analysis and Representation): Likewise.
9588 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
9590 * tree.h (struct tree_memory_tag): Add aliases member.
9591 (MTAG_ALIASES): New macro.
9592 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
9593 (add_may_alias): Remove pointer-set. Update for may_aliases being
9595 (mark_aliases_call_clobbered): Update for may_aliases being a
9597 (compute_tag_properties): Ditto.
9598 (create_partition_for): Ditto.
9599 (compute_memory_partitions): Ditto.
9600 (dump_may_aliases_for): Ditto.
9601 (is_aliased_with): Ditto.
9602 (add_may_alias_for_new_tag): Ditto.
9603 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
9604 (compute_is_aliased): New function.
9605 (compute_may_aliases): Call compute_is_aliased).
9606 (init_alias_info): Initialize alias_bitmap_obstack.
9607 (union_alias_set_into): New function.
9608 (compute_flow_sensitive_aliasing): Use union_aliases_into.
9609 (have_common_aliases_p): Rewrite to take two bitmaps and use
9611 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
9613 (finalize_ref_all_pointers): Update for add_may_alias changes.
9614 (new_type_alias): Ditto.
9615 * tree-flow-inline.h (may_aliases): Return a bitmap.
9616 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
9617 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
9618 may_aliases being a bitmap.
9619 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
9620 may_aliases now returns a bitmap.
9621 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
9623 * tree-ssa-operands.c (add_virtual_operand): Update for
9624 may_aliases being a bitmap.
9626 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
9628 PR tree-optimization/30630
9629 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
9630 variable as changed.
9632 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
9635 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
9636 expanded only once even if an error occurs.
9638 2007-01-29 Ben Elliston <bje@au.ibm.com>
9640 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
9641 (__gcov_average_profiler): Likewise.
9642 (__gcov_ior_profiler): Likewise.
9643 (__gcov_merge_ior): Likewise.
9645 2007-01-28 Jan Hubicka <jh@suse.cz>
9647 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
9648 * value-prof.c (stringop_block_profile): Likewise.
9650 2007-01-28 Jan Hubicka <jh@suse.cz>
9652 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
9653 variant handling histograms; add wrapper.
9654 (clear_storage_via_libcall): Export.
9655 (emit_block_move_hints): Break out from ...; add histograms.
9656 (emit_block_move): ... this one.
9657 (clear_storage_hints): Break out from ...; add histograms.
9658 (clear_storage): ... this one.
9659 (set_storage_via_memset): Handle histogram.
9660 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
9661 (clear_storage_hints, clear_storage_via_libcall): Declare.
9662 (set_storage_via_setmem): Update prototype.
9663 * doc/md.texi (movmem, setmem): Document new arguments.
9665 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
9667 (stringop_block_profile): New global function.
9668 (tree_stringops_values_to_profile): Profile block size and alignment.
9669 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
9671 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
9672 (stringop_block_profile): Declare.
9673 * builtins.c: Include value-prof.h.
9674 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
9675 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
9676 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
9677 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
9678 * profile.c (instrument_values): Add new counters.
9679 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
9681 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
9682 (tree_init_edge_profiler): Build new profilers.
9683 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
9684 (pass_tree_profile): Add dump.
9685 (tree_profile_hooks): Update.
9686 * Makefile.in (LIBGCOV): Add new constants.
9687 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
9688 __gcov_ior_profiler): New.
9689 * i386.md (movmem/setmem expanders): Add new optional arguments.
9691 2007-01-28 David Edelsohn <edelsohn@gnu.org>
9693 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
9695 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9697 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
9698 (tree_unswitch_single_loop): Pass eni_size_weights to
9699 tree_num_loop_insns.
9700 * tree-ssa-loop-manip.c: Include tree-inline.h.
9701 (can_unroll_loop_p): Pass eni_size_weights to
9702 tree_num_loop_insns.
9703 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
9704 Pass eni_size_weights to estimate_num_insns.
9705 * tree.h (init_inline_once): Export.
9706 * toplev.c (backend_init): Call init_inline_once.
9707 * cgraphunit.c (cgraph_process_new_functions,
9708 cgraph_analyze_function): Pass eni_inlining_weights to
9710 * ipa-inline.c (compute_inline_parameters): Ditto.
9711 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
9712 to estimate_num_insns.
9713 (try_unroll_loop_completely): Pass eni_size_weights to
9714 tree_num_loop_insns.
9715 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
9716 ot estimate_num_insns.
9717 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
9718 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
9719 * tree-inline.c (eni_inlining_weights, eni_size_weights,
9720 eni_time_weights): New variables.
9721 (init_inline_once): Initialize them.
9722 (struct eni_data): Mew.
9723 (estimate_num_insns_1, estimate_num_insns): Use weights.
9724 * tree-inline.h (struct eni_weights_d): New.
9725 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
9726 (estimate_num_insns): Declaration changed.
9727 * cfgloop.h (tree_num_loop_insns): Declaration changed.
9728 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
9729 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
9731 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9733 * tree-data-ref.c (conflict_fn): Assert that the number of affine
9734 relations in the conflict function is valid.
9736 2007-01-27 Ian Lance Taylor <iant@google.com>
9738 * common.opt: Add fstrict-overflow.
9739 * opts.c (decode_options): Set flag_strict_overflow if -O2.
9740 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
9741 (TYPE_OVERFLOW_UNDEFINED): Define.
9742 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
9744 * tree.h (TYPE_TRAP_SIGNED): Don't define.
9745 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
9746 (fold_negate_expr): Likewise.
9747 (make_range): Likewise.
9748 (extract_muldiv_1): Likewise.
9749 (maybe_canonicalize_comparison): Likewise.
9750 (fold_comparison): Likewise.
9751 (fold_binary): Likewise.
9752 (tree_expr_nonnegative_p): Likewise.
9753 (tree_expr_nonzero_p): Likewise.
9754 * tree-vrp.c (compare_values): Likewise.
9755 (extract_range_from_binary_expr): Likewise.
9756 (extract_range_from_unary_expr): Likewise.
9757 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
9759 (nowrap_type_p): Likewise.
9760 * tree-scalar-evolution.c (simple_iv): Likewise.
9761 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
9762 (build_range_check): Likewise.
9763 (extract_muldiv_1): Likewise.
9764 (fold_comparison): Likewise.
9765 * tree-vrp.c (vrp_int_const_binop): Likewise.
9766 (extract_range_from_unary_expr): Likewise.
9767 * convert.c (convert_to_integer): Likewise.
9768 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
9769 (fold_comparison): Likewise.
9770 (fold_binary): Likewise.
9771 * optabs.c (optab_for_tree_code): Likewise.
9772 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
9773 * simplify-rtx.c (simplify_const_relational_operation): Check
9774 flag_strict_overflow and flag_trapv.
9775 (simplify_const_relational_operation): Likewise.
9776 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
9777 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
9780 2007-01-27 Roger Sayle <roger@eyesopen.com>
9782 * tree.c (tree_fold_gcd): Delete.
9783 * tree.h (tree_fold_gcd): Remove prototype.
9784 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
9785 test whether one constant integer is a multiple of another. Instead
9786 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
9787 * fold-const.c (multiple_of_p): We've determined both TOP and
9788 BOTTOM are integer constants so we can call int_const_binop directly
9789 instead of the more generic const_binop.
9791 2007-01-27 Roger Sayle <roger@eyesopen.com>
9793 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
9794 1*X check that the constant hasn't overflowed, to preserve the
9796 (round_up): Provide an efficient implementation when rouding-up an
9797 INTEGER_CST to a power-of-two.
9799 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9801 * doc/sourcebuild.texi: Add comma for clarity.
9802 * doc/extend.texi: Fix some typos.
9803 * doc/passes.texi: Likewise.
9804 * doc/cppinternals.texi: Likewise.
9805 * doc/c-tree.texi: Likewise.
9806 * doc/tree-ssa.texi: Likewise.
9807 * doc/install.texi: Likewise.
9809 2007-01-27 Jan Hubicka <jh@suse.cz>
9811 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
9812 (pass_sra): Do not require alias information.
9813 * passes.c (init_optimization_passes): Add SRA
9815 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
9817 * tracer.c (rest_of_handle_tracer): We already cleaned
9818 up the CFG in tracer() so don't do it here again.
9819 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
9820 cleanup_cfg here, either. And don't call renumber_insns.
9822 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
9823 and BB_HEAD are in the insn stream here. Instead make sure
9824 that BB_INSN is valid on all insns. Also, do check here that
9825 there are no pending branch predictions...
9826 (rtl_verify_flow_info): ...instead of doing it here. Checks
9827 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
9830 2007-01-26 Roger Sayle <roger@eyesopen.com>
9832 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
9833 function to simplify/factorize operand order canonicalization.
9834 (ix86_fixup_binary_operands): Reorganize using the above function.
9835 (ix86_binary_operator_ok): Likewise.
9837 2007-01-27 Jakub Jelinek <jakub@redhat.com>
9839 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
9840 file scope from optimize_attrs.
9841 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
9843 (optimize_attrs): Clear insn_code_values after freeing it.
9845 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9847 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
9848 a parts.base assignment.
9850 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9852 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
9853 (compute_subscript_distance, initialize_data_dependence_relation,
9854 finalize_ddr_dependent, analyze_ziv_subscript,
9855 analyze_siv_subscript_cst_affine,
9856 compute_overlap_steps_for_affine_univar,
9857 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9858 analyze_siv_subscript, analyze_miv_subscript,
9859 analyze_overlapping_iterations, subscript_dependence_tester_1,
9860 compute_self_dependence, free_dependence_relation): Work
9861 with affine_fn instead of chrecs.
9862 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
9863 common_affine_function, affine_function_base,
9864 affine_function_constant_p, affine_fn_op, affine_fn_plus,
9865 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
9866 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
9867 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
9868 (all_chrecs_equal_p): Removed.
9869 * tree-data-ref.h (affine_fn, conflict_function): New types.
9870 (struct subscript): Change type of conflicting_iterations_in_a
9871 and conflicting_iterations_in_b.
9873 2007-01-26 Steve Ellcey <sje@cup.hp.com>
9876 * config/pa/pa.h (TARGET_HPUX_11): New.
9877 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
9878 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
9880 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
9881 Richard Guenther <rguenther@suse.de>
9883 * tree-ssa-structalias.c (solve_graph): Handle case
9884 we merged the variable to another.
9886 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9888 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
9891 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
9892 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
9894 2007-01-25 DJ Delorie <dj@redhat.com>
9896 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
9897 allow changes to modes which don't fit in those registers.
9899 * reload1.c (choose_reload_regs): Check for invalid subregs before
9900 computing their locations, not after.
9902 2007-01-25 Geoffrey Keating <geoffk@apple.com>
9905 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
9906 save Altivec registers in an eh_return function.
9907 (compute_vrsave_mask): Likewise.
9908 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
9909 for saving Altivec registers.
9910 (rs6000_emit_prologue): Don't allocate stack twice in
9911 eh_return function. Correct expected value of altivec_save_offset
9912 when using save_world. Describe save of R0 to stack when using
9913 save_world. Describe stack pointer adjustment when using
9914 save_world. Remove duplicated eh_return parameter register saving.
9915 Update sp_offset variable after save_world.
9916 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
9918 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
9919 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
9922 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9924 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
9926 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9929 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
9930 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
9932 2007-01-25 Richard Guenther <rguenther@suse.de>
9934 * doc/invoke.texi (-Wcoverage-mismatch): Document.
9935 * common.opt (-Wcoverage-mismatch): New warning option.
9936 * coverage.c (get_coverage_counts): Ignore coverage mismatch
9937 if -Wcoverage-mismatch is given.
9939 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
9941 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
9942 (ipcp_driver): Change to static definition.
9943 Add dumping of the ifunctions.
9944 (constant_val_insert): Remove unused parameter. Support for SSA.
9945 (ipcp_propagate_const): Support for SSA.
9946 (ipcp_profile_bb_print): Print only analyzed nodes.
9947 (ipcp_replace_map_create): Remove support for Fortran constant
9949 * ipa-prop.c (ipa_method_modify_stmt,
9950 ipa_callsite_compute_param): Support for SSA.
9951 * ipa-prop.h (ipcp_driver): Remove declaration.
9952 (IS_VALID_TREE_MAP_INDEX): Add define.
9954 2007-01-24 Geoffrey Keating <geoffk@apple.com>
9956 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
9958 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9961 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
9962 constant argument to cabs and do it without checking for
9963 -funsafe-math-optimizations.
9965 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
9967 * c-common.h (RID_FIRST_CXX0X): New.
9968 (RID_LAST_CXX0X): New.
9969 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
9971 * c.opt (Wc++0x-compat): New.
9972 * doc/invoke.texi (-Wc++0x-compat): Document.
9974 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9976 * builtins.c (fold_builtin_carg): New.
9977 (fold_builtin_1): Use it.
9979 2007-01-24 Jan Hubicka <jh@suse.cz>
9981 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
9983 * ipa-inline.c (initial_insns, max_insns): Delete.
9984 (compute_max_insns): New function.
9985 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
9986 of insns as base for code growth.
9987 (cgraph_decide_inlining): Make initial_insns local; do not compute
9989 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
9990 * doc/invoke.texi (inline-unit-growth): Update docs.
9992 2007-01-24 Jakub Jelinek <jakub@redhat.com>
9994 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
9995 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
9996 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
9997 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
9998 for CPUs that have PTA_CX16 set.
10000 PR middle-end/27416
10001 * gimplify.c (omp_check_private): New function.
10002 (gimplify_scan_omp_clauses): Use it for
10003 firstprivate/lastprivate/reduction.
10005 PR middle-end/30494
10006 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
10007 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
10009 PR middle-end/30421
10010 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
10011 If lower_lastprivate_clauses emits some statements, append them
10012 to dlist rather than body_p and to body_p append an initializer.
10013 (lower_omp_for): Adjust caller.
10015 2007-01-24 Steve Ellcey <sje@cup.hp.com>
10017 * target.h (globalize_decl_name): New.
10018 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10019 * output.h (default_globalize_decl_name): New.
10020 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
10022 (globalize_decl): Ditto.
10023 (default_globalize_decl_name): New.
10024 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
10025 (ia64_handle_version_id_attribute): New.
10026 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10027 (ia64_asm_output_external): Use globalize_decl_name instead
10028 of globalize_label.
10029 * doc/extend.texi (version_id): New pragma.
10030 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
10032 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10034 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
10035 _uleb128_t and _Unwind_SWord with _sleb128_t.
10036 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
10037 uw_frame_state_for, uw_update_context_1): Likewise.
10038 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
10039 * unwind-pe.h (read_uleb128, read_sleb128,
10040 read_encoded_value_with_base): Likewise.
10041 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
10043 2007-01-24 Richard Guenther <rguenther@suse.de>
10045 * builtins.c (expand_builtin_cexpi): Get the fndecl
10046 for cexp in the correct way.
10048 2007-01-24 Jan Hubicka <jh@suse.cz>
10050 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
10052 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10054 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
10055 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
10056 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
10057 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
10058 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
10059 __SIZEOF_PTRDIFF_T__.
10060 * doc/cpp.texi: Documentation for the new builtin macros added.
10062 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
10064 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
10065 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
10066 instead of operands[2] to avoid access past the end of array.
10068 2007-01-24 Richard Sandiford <richard@codesourcery.com>
10070 * reload1.c (emit_reload_insns): Pass the reload register
10071 for a non-spill output reload through forget_old_reloads_1.
10073 2007-01-23 Joseph Myers <joseph@codesourcery.com>
10075 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10076 _SOFT_DOUBLE if doubles use software floating-point.
10077 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
10078 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10079 * config/rs6000/darwin-ldouble.c: Also compile functions for
10080 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
10081 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10082 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
10083 commented-out long double override.
10084 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
10085 * config/rs6000/eabispe.h: Likewise.
10086 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
10087 long double for non-SPE.
10088 (rs6000_handle_option): Likewise.
10089 (invalid_e500_subreg): Disallow more subregs involding DImode,
10090 DFmode, TImode or TFmode.
10091 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10093 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10095 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10096 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10098 (rs6000_legitimate_address): Also check for TFmode for E500
10100 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10101 (spe_build_register_parallel): Handle TFmode and TCmode.
10102 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10104 (function_arg): Handle TFmode and TCmode for E500 double.
10105 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10107 (print_operand): Handle TFmode and TImode for %y.
10108 (rs6000_generate_compare): Handle TFmode comparisons for E500
10110 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10111 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10112 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10113 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10114 TFmode for E500 double.
10115 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10116 (floatsidf2): Enable for E500 double.
10117 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10118 (extenddftf2): Change to extenddftf2_fprs.
10119 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10120 depending on TARGET_E500_DOUBLE.
10121 (extendsftf2): Enable for E500 double.
10122 (trunctfdf2): Enable for E500 double.
10123 (trunctfsf2): Change to trunctfsf2_fprs.
10124 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10125 depending on TARGET_E500_DOUBLE.
10126 (floatsitf2): Enable for E500 double.
10127 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10128 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10129 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10130 (negtf2): Change to negtf2_internal.
10131 (negtf2): New expander.
10132 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10133 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10134 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10135 (movdi_internal32): Use rs6000_nonimmediate_operand.
10136 (unnamed splitter): Likewise.
10137 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10138 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10139 (SPE64TF, DITI): New mode macros.
10140 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10143 (frob_<mode>_di_2): New.
10144 (frob_tf_di_8_2): New.
10145 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10147 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10149 (frob_ti_<mode>_8_2): New.
10150 (frob_ti_tf_2): New.
10151 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10152 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10154 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10155 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10156 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10157 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10158 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10159 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10162 2007-01-23 Ian Lance Taylor <iant@google.com>
10164 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10166 (OBJS-archive): Reformat, alphabetize.
10167 (OBJS): Change out_object_file to OBJS-md.
10169 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10171 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10172 JUMP_P and CALL_P predicates where applicable.
10173 * config/i386/i386.c: Ditto.
10174 * config/i386/i386.md: Ditto.
10175 * config/i386/mmx.md: Ditto.
10176 * config/i386/predicates.md: Ditto.
10178 2007-01-22 Andreas Schwab <schwab@suse.de>
10180 * config/m68k/m68k.h: Fix comment.
10182 2007-01-22 Jan Hubicka <jh@suse.cz>
10184 * passes.c (init_optimization_passes): Do not rerun
10185 pass_early_warn_uninitialized.
10187 2007-01-22 Richard Guenther <rguenther@suse.de>
10189 PR tree-optimization/30038
10190 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10192 (execute_cse_sincos_1): Likewise.
10193 (execute_cse_sincos): Likewise.
10194 (gate_cse_sincos): Likewise.
10195 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10196 the cexpi() canonicalization of sincos().
10197 * tree-pass.h (pass_cse_sincos): Declare.
10198 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10200 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10202 PR rtl-optimization/29329
10203 * combine.c (replaced_rhs_insn): Rename to i2mod.
10204 (replaced_rhs_value): Rename to i2mod_new_rhs.
10205 (i2mod_old_rhs): New global variable.
10206 (combine_instructions): Adjust for above change. Save a copy of
10207 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10208 note are substituted in the second instruction.
10209 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10210 ditch the note if it pertains to the second eliminated register
10211 and this register is mentioned in i2mod_old_rhs.
10214 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10216 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10217 the insn to which the note was originally attached.
10219 2007-01-21 Jan Hubicka <jh@suse.cz>
10221 * ipa-inline.c (inlining_mode): Comment, move up.
10222 (cgraph_decide_inlining_incrementally): Do not perform inlining
10223 itself; fix handling of flattening of self recursive functions.
10224 (cgraph_find_cycles): Remove.
10225 (cgraph_flatten_node): Remove.
10226 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10227 (try_inline): New function.
10228 (cgraph_early_inlining): Update call of
10229 cgraph_decide_inlining_incrementally. Apply inlining here.
10230 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10232 2007-01-21 Dirk Mueller <dmueller@suse.de>
10235 * tree-vrp.c (check_array_bounds): do not warn
10236 about ADDR_EXPR's of ARRAY_REF's which are immediately
10237 used in binary expressions.
10239 2007-01-21 Ira Rosen <irar@il.ibm.com>
10241 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10242 read_write_dep and macros for its access.
10243 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10244 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10245 argument, call vect_check_interleaving for every independent pair of
10246 data-refs. Mark loads that access the same memory location as a store
10248 (vect_check_dependences): Remove.
10249 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10250 call, fix the call to vect_analyze_data_ref_dependence.
10251 (vect_analyze_data_ref_access): For statements that access the same
10252 data-ref, check that they are not stores; for loads, check that there
10253 is no store that access the same location.
10255 2007-01-20 Roger Sayle <roger@eyesopen.com>
10256 Joseph Myers <joseph@codesourcery.com>
10258 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10259 (-fdump-rtl-stack): Likewise.
10260 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10261 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10262 (-mpt-fixed): Use @minus{} for minus sign.
10263 (Using Precompiled Headers): Fix under/overfull hbox.
10265 2007-01-20 Jan Hubicka <jh@suse.cz>
10267 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10268 place within annotation.
10270 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10272 * pa.c (output_move_double): Change array size of xoperands to 4.
10274 2007-01-20 Jan Hubicka <jh@suse.cz>
10276 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10279 2007-01-19 Ian Lance Taylor <iant@google.com>
10281 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10282 constant to unsigned HOST_WIDE_INT before negating.
10284 2007-01-19 Ian Lance Taylor <iant@google.com>
10286 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10288 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10289 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10290 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10291 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10292 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10293 (realloc_vdef, realloc_vuse): Change second parameter to
10295 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10296 fields to unsigned.
10297 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10298 unsigned. Change x and lim locals to unsigned.
10299 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10301 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10302 (copy_virtual_operands): Change i and n locals to unsigned.
10304 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10306 PR middle-end/29335
10307 * builtins.c (fold_builtin_1): Handle builtin fdim.
10309 2007-01-20 Jan Hubicka <jh@suse.cz>
10311 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10312 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10313 init_alias_heapvars.
10314 (init_alias_heapvars): Initialize only when not already initialized.
10315 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10317 2007-01-19 Roger Sayle <roger@eyesopen.com>
10319 * common.opt (fsigned-zeros): New command line option.
10320 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10321 of flag_unsafe_math_optimizations.
10322 * opts.c (set_fast_math_flags): The -ffast-math command line option
10323 implies -fno-signed-zeros.
10324 (fast_math_flags_set_p): Likewise.
10326 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10327 the documentation of -ffast-math appropriately. Wrap long lines.
10329 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10331 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10332 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10334 2007-01-19 Tomas Bily <tbily@suse.cz>
10336 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10338 (tree_init_ic_make_global_vars): New function
10339 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10340 (tree_gen_ic_profiler): New function
10341 (tree_gen_ic_func_profiler): New function
10342 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10343 (tree_profile_hooks): Added hook for indirec/virtual calls
10344 * value-prof.c (tree_find_values_to_profile): New case for
10346 (tree_values_to_profile): Call for determining indirect/virtual
10348 (tree_indirect_call_to_profile): New function
10349 (tree_ic_transform): New function
10350 (tree_ic): New function
10351 (find_func_by_pid): New function
10352 (init_pid_map): New function
10353 (tree_value_profile_transformations): Added check for
10354 indirect/virtual call transformation
10355 * value-prof.h (enum hist_type): New counter type for
10356 indirect/virtual calls
10357 (profile_hooks): Added new hook for profiling indirect/virtual
10359 * profile.c (instrument_values): New case for indirect/virtual
10361 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10362 (GCOV_COUNTER_V_INDIR): New counter type
10363 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10364 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10366 * cgraph.c: Definition of cgraph_max_pid
10367 (cgraph_create_node): Default init of pid attribute
10368 * cgraph.h: Declaration of cgraph_max_pid
10369 (struct cgraph_node): Added pid attribute
10370 * libgcov.c (__gcov_indirect_call_profiler): New function
10371 (__gcov_one_value_profiler_body): New function
10372 (__gcov_one_value_profiler): Body was moved to
10373 __gcov_one_value_profiler_body and calls it
10375 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
10377 * doc/gty.texi (Options): Document the mark_hook option to GTY.
10378 * gengtype.c (write_types_data, write_func_for_structure,
10379 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
10380 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
10381 (walk_type, write_func_for_structure): Generate the mark_hook if
10384 2007-01-19 Jan Hubicka <jh@suse.cz>
10386 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
10387 'early' argument take inlining mode argument specifying whether to
10388 inline for size/speeed or all functions; add support for flattening;
10390 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
10392 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10395 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
10396 the name of the declared identifier.
10398 2007-01-19 Dirk Mueller <dmueller@suse.de>
10400 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
10401 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
10402 duplicate evaluation.
10404 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10406 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
10407 Macroize expander using X87MODEF12 mode macro. Extend operand 1
10408 to XFMode, use acosxf2 and truncate result to requested mode.
10409 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10410 (asin<mode>2): Similarly, with asin expanders.
10411 (*fscalexf4_i387): Rename from *fscalexf4.
10412 (expNcorexf3): New expander.
10413 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
10414 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
10415 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
10416 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
10417 patterns for SSE math.
10418 (exp10<mode>2): Similarly, with exp10 expanders.
10419 (exp2<mode>2): Similarly, with exp2 expanders.
10420 (expm1<mode>2): Similarly, with expm1 expanders.
10421 (ldexp<mode>3): Similarly, with ldexp expanders.
10422 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
10423 Use gen_truncxf<mode>2_i387_noop to truncate result.
10425 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10427 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
10428 for ColdFire targets.
10430 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
10431 Richard Sandiford <richard@codesourcery.com>
10433 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
10434 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
10435 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
10436 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
10437 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10438 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10440 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10442 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
10443 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
10444 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
10445 (*adddi_dilshr32_cf): New pattern.
10446 (adddi3, subdi3): Remove first alternatives.
10448 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10450 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
10451 implemented using move.l, do not use its cc result for floating-point
10454 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10456 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
10457 from accepting 's' constraints if flag_pic.
10459 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10461 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
10462 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
10463 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
10464 condition from TARGET_68881 to TARGET_HARD_FLOAT.
10466 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
10468 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
10469 ColdFire alternatives.
10470 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
10471 * config/m68k/m68k.md (clzsi2): Define for ColdFire
10472 architectures that support ff1 instruction.
10474 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10475 Julian Brown <julian@codesourcery.com>
10477 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
10478 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
10479 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
10482 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10484 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
10486 (output_move_const_into_data_reg, output_move_simode_const): Delete.
10487 * config/m68k/m68k.c (const_method, const_int_cost): Take a
10488 HOST_WIDE_INT instead of an rtx.
10489 (m68k_rtx_costs): Update call accordingly.
10490 (output_move_const_into_data_reg): Likewise. Fix formatting.
10491 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
10493 (output_move_simode_const): Update calls after above changes.
10494 Rework to use automatic variables and predicates like MEM_P.
10495 * config/m68k/m68k.md (pushexthisi_const): Update call to
10498 2007-01-19 Dirk Mueller <dmueller@suse.de>
10500 * tree-ssa-alias.c (perform_var_substitution): Fix typo
10501 in dump_flags test.
10503 2007-01-19 Richard Guenther <rguenther@suse.de>
10505 * builtins.c (expand_builtin_cexpi): Fall back to expanding
10506 via cexp in case sincos is not available.
10508 2007-01-19 Richard Guenther <rguenther@suse.de>
10510 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
10511 * defaults.h (TARGET_HAS_SINCOS): Default to off.
10512 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
10513 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
10514 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
10515 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
10516 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
10517 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
10519 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10521 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
10523 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
10524 (atan2xf3): Directly generate RTL pattern.
10525 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
10526 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10527 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10528 disable patterns for SSE math.
10529 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
10530 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10531 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10532 disable patterns for SSE math.
10534 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
10536 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
10538 2007-01-18 Roger Sayle <roger@eyesopen.com>
10540 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
10541 VIEW_CONVERT_EXPR to the same type as it's operand.
10543 2007-01-18 David Edelsohn <edelsohn@gnu.org>
10545 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
10546 configured for long double 128.
10548 2007-01-18 Mike Stump <mrs@apple.com>
10550 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
10553 2007-01-18 Michael Meissner <michael.meissner@amd.com>
10555 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
10558 2007-01-18 Jan Hubicka <jh@suse.cz>
10560 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
10561 greater than NUM_VOP_FREE_BUCKETS.
10563 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
10565 * tree-ssa-structalias.c: Update comments.
10566 (ptabitmap_obstack): Removed.
10567 (pta_obstack): New.
10568 (oldpta_obstack): Ditto.
10569 (stats): Add a few members.
10570 (struct variable_info): Remove node, complex, address_taken, and
10571 indirect_target members. Add oldsolution member.
10572 (new_var_info): Do not initialize removed members.
10573 (constraint_expr_type): Remove INCLUDES.
10574 (constraint_graph): Add size, implicit_preds, rep,
10575 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
10576 (FIRST_REF_NODE): New macro.
10577 (LAST_REF_NODE): Ditto.
10578 (FIRST_ADDR_NODE): Ditto.
10579 (find): New function.
10581 (dump_constraint): Do not handle INCLUDES.
10582 (insert_into_complex): Do not insert duplicate constraints.
10583 (condense_varmap_nodes): Renamed and rewritten into ...
10584 (merge_node_constraints): This. Also fix bug in handling of
10585 offseted copy constraints.
10586 (clear_edges_for_node): No longer need to deal with preds at all,
10587 or removing associated preds/succs.
10588 (merge_graph_nodes): Deal with indirect_cycles.
10589 Don't deal with predecessors.
10590 (add_implicit_graph_edge): New function.
10591 (add_pred_graph_edge): Ditto.
10592 (add_graph_edge): Don't deal with predecessors.
10593 (build_constraint_graph): Removed.
10594 (build_pred_graph): New function.
10595 (build_succ_graph): Ditto.
10596 (struct scc_info): Removed in_component. Added roots, dfs, and
10597 node_mapping. Remove visited_index, unification_queue.
10598 (scc_visit): Deal with union-find we do now.
10599 Deal with cycles with REF nodes.
10600 (collapse_nodes): Renamed and rewritten to ...
10601 (unify_nodes): This.
10602 (process_unification_queue): Removed.
10603 (topo_visit): Cleanup
10604 (do_da_constraint): Use find.
10605 (do_sd_constraint): Ditto.
10606 (do_ds_constraint): Ditto.
10607 (do_complex_constraint): Ditto.
10608 (init_scc_info): Update for removed and added members.
10609 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
10610 (find_indirect_cycles): This.
10611 (equivalence_class): New variable.
10612 (label_visit): New function.
10613 (perform_variable_substitution): Rewritten.
10614 (free_var_substitution_info): New function.
10615 (find_equivalent_node): Ditto.
10616 (move_complex_constraints): Ditto.
10617 (eliminate_indirect_cycles): Ditto.
10618 (solve_graph): Only propagate changed bits.
10619 Use indirect cycle elimination.
10621 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
10622 (tree_id_eq): Renamed to ...
10623 (tree_vi_eq): This. Update for member change
10624 (insert_id_for_tree): Renamed and rewritten to ...
10625 (insert_vi_for_tree): This.
10626 (lookup_id_for_tree): Renamed and rewritten to ...
10627 (lookup_vi_for_tree): This.
10628 (get_id_for_tree): Renamed and rewritten to ...
10629 (get_vi_for_tree): Ditto.
10630 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
10631 (process_constraint): Don't handle INCLUDES.
10632 Remove special ADDRESSOF case.
10633 (find_func_aliases): Rewrite to use vi functions instead of id
10635 (create_function_info_for): Ditto.
10636 (create_variable_info_for): Ditto.
10637 (intra_create_variable_infos): Ditto.
10638 (merge_smts_into): Ditto.
10639 (find_what_p_points_to): Ditto.
10640 (init_base_vars): Ditto.
10641 (init_alias_vars): Ditto.
10642 (remove_preds_and_fake_succs): New function.
10643 (dump_sa_points_to_info): Dump new stats.
10644 (dump_solution_for_var): Use find.
10645 (set_used_smts): Fix formatting.
10646 (compute_points_to_sets): Updated for new functions.
10647 (ipa_pta_execute): Ditto.
10649 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10650 Richard Sandiford <richard@codesourcery.com>
10652 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
10654 * calls.c (expand_call): If the return value is a PARALLEL,
10655 extract its first member.
10656 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
10657 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10658 use FUNCTION_EXTRA_EPILOGUE.
10659 (m68k_function_value): Return a PARALLEL if the return value
10660 is of a pointer type.
10661 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
10662 (FUNCTION_EXTRA_EPILOGUE): Remove.
10663 * config/m68k/m68k.md (D0_REG): New constant.
10665 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10667 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10668 output a NOP for empty epilogues.
10670 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10672 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
10673 before function. Extend register save check to include all
10674 registers, not just integer ones.
10676 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10678 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
10679 (m68k_use_return_insn): ...this.
10680 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
10681 * config/m68k/m68k.c (use_return_insn): Rename to...
10682 (m68k_use_return_insn): ...this.
10683 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
10684 of USE_RETURN_INSN.
10686 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10688 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
10689 nearest even, fix denormal rounding overflow.
10691 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10693 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
10694 f%$smove and f%$move.
10695 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
10696 (extendsfdf2_cf): Use fdmove instead of f%&move.
10697 (truncdfsf2_cf): Use fsmove instead of f%$smove.
10698 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
10700 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10702 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
10705 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10707 * real.h (real_format): Add a canonical_nan_lsbs_set field.
10708 (coldfire_single_format): Declare.
10709 (coldfire_double_format): Likewise.
10710 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
10711 of qnan_msb_set to determine the lower bits of a canonical
10713 (encode_ieee_double): Likewise.
10714 (encode_ieee_quad): Likewise.
10715 (ieee_single_format): Initialize canonical_nan_lsbs_set.
10716 (mips_single_format): Likewise.
10717 (ieee_double_format): Likewise.
10718 (mips_double_format): Likewise.
10719 (ieee_extended_motorola_format): Likewise.
10720 (ieee_extended_intel_96_format): Likewise.
10721 (ieee_extended_intel_128_format): Likewise.
10722 (ieee_extended_intel_96_round_53_format): Likewise.
10723 (ibm_extended_format): Likewise.
10724 (mips_extended_format): Likewise.
10725 (ieee_quad_format): Likewise.
10726 (mips_quad_format): Likewise.
10727 (vax_f_format): Likewise.
10728 (vax_d_format): Likewise.
10729 (vax_g_format): Likewise.
10730 (i370_single_format): Likewise.
10731 (i370_double_format): Likewise.
10732 (decimal_single_format): Likewise.
10733 (decimal_double_format): Likewise.
10734 (decimal_quad_format): Likewise.
10735 (c4x_single_format): Likewise.
10736 (c4x_extended_format): Likewise.
10737 (real_internal_format): Likewise.
10738 (coldfire_single_format): New real_format.
10739 (coldfire_double_format): Likewise.
10740 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
10741 canonical_nan_lsbs_set.
10742 (pdp11_d_format): Likewise.
10743 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
10744 if TARGET_COLDFIRE_CPU.
10746 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10748 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
10749 (output_call, m68k_legitimize_call_address): Declare.
10750 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
10751 parenthesees. Add support for a 'W' constraint.
10752 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
10753 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
10754 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
10755 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
10757 (override_options): Initialize them. Do not set flag_no_function_cse
10758 for TARGET_ID_SHARED_LIBRARY.
10759 (m68k_output_pic_call): Delete.
10760 (m68k_legitimize_call_address): New function.
10761 (print_operand): Remove the %o prefix. Handle the %p prefix.
10762 (output_call): New function.
10763 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
10764 target address from the GOT if symbolic jumps are not allowed.
10765 * config/m68k/m68k.md (call, general_operand): Do not set
10766 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
10767 Merge separate flag_pic and !flag_pic define_insns into...
10768 (*call, *call_value): ...these new patterns. Match the address
10769 rather than the containing MEM and require it to be a call_operand.
10770 Use output_call to generate the asm template.
10771 * config/m68k/predicates.md (const_call_operand): New predicate.
10772 (call_operand): Likewise.
10774 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10776 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
10777 (STACK_GROWS_DOWNWARD): Define to 1.
10778 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
10779 comments, emphasizing that these values are only defaults.
10780 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
10781 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
10783 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10785 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
10787 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10788 Richard Sandiford <richard@codesourcery.com>
10790 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
10791 (FP_REGNO_P): New macros.
10792 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
10793 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
10794 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
10795 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
10797 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10799 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10800 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
10802 * config/m68k/t-floatlib: New file, extracting common code from...
10803 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
10804 * config/m68k/t-uclinux: Here.
10805 * config/m68k/fpgnulib.c: Do not compile extendeed precision
10806 routines on ColdFire targets.
10808 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10810 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10811 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
10812 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
10813 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
10814 explicitly set MOTOROLA to 1.
10815 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
10817 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10818 Nathan Sidwell <nathan@codesourcery.com>
10820 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
10821 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
10822 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
10823 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
10824 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
10825 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
10826 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
10827 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
10828 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
10829 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10830 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
10831 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
10832 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
10833 (DBX_REGISTER_NUMBER): Delete.
10834 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
10835 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10836 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
10838 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10840 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
10841 * config/flat.h: New file.
10842 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
10843 OBJECT_FORMAT_FLAT.
10844 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
10845 indirect references for -msep-data or -mid-shared-library.
10846 Do not use PC-relative code addresses either.
10847 * config/m68k/m68k.c (override_options): Restrict -fPIC error
10849 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
10850 for shared libraries and crt1.o for executables. Use crti.o and
10852 (ENDFILE_SPEC): Use crtend.o and crtn.o.
10853 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
10854 Do not add -elf2flt or -shared-lib-id options here.
10855 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
10856 Pass -shared-lib-id if -mid-shared-library, taking the library
10857 identifier from -mshared-library-id if given, otherwise
10859 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
10860 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
10861 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
10862 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
10863 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
10864 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
10866 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
10867 jump sequence for ISA A and ISA A+.
10868 (PICJUMP): Likewise.
10870 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10872 * config.gcc (m68k-*-uclinux*): Base the port on the common
10873 and m68k GNU/Linux files rather than on the generic ELF ones.
10874 * config/m68k/uclinux.h (TARGET_VERSION): Override.
10875 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10877 2007-01-18 Julian Brown <julian@codesourcery.com>
10878 Richard Sandiford <richard@codesourcery.com>
10880 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
10881 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10882 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
10884 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
10885 80 unconditionally.
10886 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10888 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10890 * doc/install.texi: Document m68k-uclinuxoldabi.
10891 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
10892 * config/m68k/uclinux-oldabi.h: New file, copied from
10893 config/m68k/uclinux.h.
10895 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
10897 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
10898 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
10899 (m32r_compute_frame_size): Use unsigned for regno.
10900 (m32r_reload_lr): Use gen_frame_mem.
10902 (m32r_output_function_epilogue): Don't output the function epilogue
10904 (m32r_expand_epilogue): New.
10905 (direct_return): Return false if the function has the interrupt
10907 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
10908 * config/m32r/m32r.md (epilogue): New expander.
10909 (return_lr, return_rte): New insns.
10910 (return): Make it expander.
10911 (return_normal): New expander.
10913 2007-01-18 Josh Conner <jconner@apple.com>
10916 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
10917 support for UNLE, UNLT, UNGE, and UNGT.
10919 2007-01-18 Jan Hubicka <jh@suse.cz>
10921 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
10922 * tree-tailcall (add_virtual_phis): Likewise.
10923 (optimize_tail_call): Return TODOs.
10924 (execute_tail_calls): Return TODOs.
10925 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
10926 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
10928 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10929 Cleanup cfg using TODO.
10930 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
10931 * passes.c (execute_function_todo): When cleanup did something, remove
10933 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
10934 (make_edges): Don't cleanup_cfg.
10936 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
10938 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
10939 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
10940 operate on the top of stack.
10941 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
10942 register handling of instructions that output to the second
10944 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
10945 (move_for_stack_reg): Special-case check for dead destination
10946 stack slot for constant load of 1.0 inside UNSPEC_TAN.
10948 * config/i386/i386.md (UNSPEC_TAN): New constant.
10949 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
10950 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
10951 to correctly model move of constant 1.0 to top stack slot.
10952 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
10953 (unnamed peephole2 pattern): Remove corresponding peephole2
10954 pattern that optimizes tan insn and loading of constant 1.0.
10955 (tanxf2): Use fptanxf4_i387.
10956 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
10957 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
10958 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10959 disable patterns for SSE math.
10960 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
10961 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
10963 2007-01-18 Dirk Mueller <dmueller@suse.de>
10964 Richard Guenther <rguenther@suse.de>
10967 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
10968 * common.opt (Warray-bounds): Add new warning option.
10969 * c-opts.c (c_common_handle_option): Define -Warray-bounds
10971 * Makefile.in: make tree-vrp.o depend on toplev.h
10972 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
10974 (check_array_refs, check_array_bounds, check_array_ref): New.
10976 2007-01-18 Jan Hubicka <jh@suse.cz>
10978 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
10979 (execute_ssa_ccp): Return flags conditionally.
10980 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
10982 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
10984 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
10986 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
10987 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
10989 * Makefile.c (GTFILES): Add cfglayout.h.
10990 * gengtype.c (open_base_files): Likewise.
10991 * cfglayout.c (cfg_layout_function_footer,
10992 cfg_layout_function_header) Reindent to make gengtype happy.
10993 * cfglayout.h (cfg_layout_function_footer,
10994 cfg_layout_function_header): Add GTY(()) marker.
10996 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
10998 2007-01-18 Ben Elliston <bje@au.ibm.com>
11000 * genautomata.c (write_automata): Include xstrerror output in the
11001 error message if writing the DFA description file fails.
11003 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
11005 * config/mips/mips-protos.h (mips_output_external): Make it
11007 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
11008 * config/mips/mips.c (irix_output_external_libcall): Likewise.
11009 (extern_list): Likewise.
11010 (extern_head): Likewise.
11011 (TARGET_ASM_FILE_END): Likewise.
11012 (mips_file_end): Likewise.
11013 (mips_output_external): Rewritten.
11015 2007-01-18 Ben Elliston <bje@au.ibm.com>
11017 * genpreds.c (write_insn_preds_c): Only write out the function
11018 body for regclass_for_constraint if we have register constraints.
11020 2007-01-17 Tom Tromey <tromey@redhat.com>
11022 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
11023 * doc/install.texi (Testing): Use sourceware.org.
11024 (Binaries): Likewise.
11025 (Specific): Likewise.
11026 * doc/contrib.texi (Contributors): Use sourceware.org.
11028 2007-01-17 Anatoly Sokolov <aesok@post.ru>
11030 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
11031 (AVR_ENHANCED): Rename to ...
11032 (AVR_HAVE_MUL): ... new.
11033 (avr_enhanced_p): Rename to ...
11034 (avr_have_mul_p): ... new.
11035 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
11036 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
11037 * config/avr/avr.c (avr_enhanced_p): Rename to ...
11038 (avr_have_mul_p): ... new.
11039 (base_arch_s): Rename 'enhanced' to 'have_mul'.
11040 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
11041 'avr_enhanced_p' and 'enhanced'.
11042 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
11043 AVR_HAVE_MUL instead of AVR_ENHANCED.
11044 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11045 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
11046 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
11047 instead of AVR_ENHANCED.
11048 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11049 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
11050 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
11052 2007-01-17 Ian Lance Taylor <iant@google.com>
11054 * vec.h (VEC_reserve_exact): Define.
11055 (vec_gc_p_reserve_exact): Declare.
11056 (vec_gc_o_reserve_exact): Declare.
11057 (vec_heap_p_reserve_exact): Declare.
11058 (vec_heap_o_reserve_exact): Declare.
11059 (VEC_OP (T,A,reserve_exact)): New static inline function, three
11061 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
11062 negative parameter.
11063 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
11064 (VEC_OP (T,A,copy)) [all versions]: Likewise.
11065 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
11066 * vec.c (calculate_allocation): Add exact parameter. Change all
11068 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
11069 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
11070 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
11071 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
11072 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
11073 (vec_heap_p_reserve_exact): New function.
11074 (vec_heap_o_reserve_exact): New function.
11076 2007-01-17 Jan Hubicka <jh@suse.cz>
11078 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
11080 2007-01-17 Eric Christopher <echristo@apple.com>
11082 * config.gcc: Support core2 processor.
11084 2007-01-16 Jan Hubicka <jh@suse.cz>
11086 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
11087 the names, just unlink the chain so we don't crash on dangling pointers
11090 2007-01-16 Jan Hubicka <jh@suse.cz>
11092 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11093 * tree-pass.h: Reorder to make IPA passes appear toegher.
11094 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11095 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11096 parameters, do not call early inliner.
11097 * ipa-inline.c: Update comments. Include tree-flow.h
11098 (cgraph_decide_inlining): Do not compute inlining parameters.
11099 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11100 be called with function context set up.
11101 (pass_ipa_inline): Remove unreachable functions before pass.
11102 (cgraph_early_inlining): Simplify assuming to be called from the
11104 (pass_early_inline): New pass.
11105 (cgraph_gate_ipa_early_inlining): New gate.
11106 (pass_ipa_early_inline): Turn into simple wrapper.
11107 (compute_inline_parameters): New function.
11108 (gate_inline_passes): New gate.
11109 (pass_inline_parameters): New pass.
11110 (apply_inline): Move here from tree-optimize.c
11111 (pass_apply_inline): New pass.
11112 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11114 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11115 doing them by hand.
11116 (tree_function_versioning): Do not allocate dummy struct function.
11117 * tree-inline.h (optimize_inline_calls): Update prototype.
11118 * tree-optimize.c (execute_fixup_cfg): Export.
11119 (pass_fixup_cfg): Remove
11120 (tree_rest_of_compilation): Do not apply inlines.
11121 * tree-flow.h (execute_fixup_cfg): Declare.
11122 * Makefile.in (gt-passes.c): New.
11123 * passes.c: Include gt-passes.h
11124 (init_optimization_passes): New passes.
11125 (nnodes, order): New static vars.
11126 (do_per_function_toporder): New function.
11127 (execute_one_pass): Dump current pass here.
11128 (execute_ipa_pass_list): Don't dump current pass here.
11130 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11132 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11133 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11135 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11137 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11138 (strong_alias): Define.
11139 (__gcc_qmul): Provide non-FMA for soft-float.
11140 (__gcc_qdiv): Same.
11145 (__gcc_qunord): New.
11155 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11156 soft-float functions.
11157 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11158 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11159 about long double soft float.
11161 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11162 Tehila Meyzels <tehila@il.ibm.com>
11164 * tree-vectorizer.h (is_pattern_stmt_p): New.
11165 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11166 formatting (tabs instead of spaces). Cleanup and clarify setting
11167 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11168 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11169 (vectorizable_type_demotion): Check that types are integral.
11170 (vectorizable_type_promotion): Likewise.
11171 (vectorizable_store): Fix typo. Eliminate new-line at end of
11174 2007-01-16 Jan Hubicka <jh@suse.cz>
11176 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11179 2007-01-15 Eric Christopher <echristo@apple.com>
11181 * ifcvt.c: Include vec.h, vecprim.h.
11182 (check_cond_move_block): New argument regs.
11183 Reorganize. Add registers used to regs.
11184 (cond_move_process_if_block): Use regs set above as
11187 2007-01-15 Eric Christopher <echristo@apple.com>
11189 * config/darwin.h: Update copyright.
11190 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11191 (LINK_COMMAND_SPEC): Add -u.
11192 (LINK_SPEC): Fix umbrella for above.
11194 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11196 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11199 2007-01-15 Tom Tromey <tromey@redhat.com>
11201 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11202 * doc/install.texi (Testing): Don't mention jacks.
11203 (Configuration): Document --enable-java-maintainer-mode. Move
11204 --with-java-home to libgcj-specific section. Document
11206 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11208 2007-01-15 Jan Hubicka <jh@suse.cz>
11210 * tree-ssa-dce.c (DCE_TODOs): New.
11211 (propagate_necessity): Return if something changed.
11212 (eliminate_unnecessary_stmts): Likewise.
11213 (perform_tree_ssa_dce): Return TODO flags when needed.
11214 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11216 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11218 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11219 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11220 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11221 patterns using X87MODEF12 mode macro. Extend operand 1
11222 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11223 (log10<mode>2): Ditto.
11224 (log2<mode>2): Ditto.
11225 (log1p<mode>2): Ditto.
11226 (logb<mode>2): Ditto.
11227 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11228 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11229 (*fxtractxf3_i387): Rename from *fxtractxf3.
11230 (fxtract_extend<mode>xf3_i387): New insn pattern.
11231 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11232 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11233 and gen_fyl2xxf3_i387().
11235 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11237 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11238 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11239 get_loop_exit_edges. Changed return type to bool.
11240 * cfgloop.h (fix_loop_placement): Declaration removed.
11242 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11244 * param.h (MIN_VECT_LOOP_BOUND): New.
11245 * params.def (MIN_VECT_LOOP_BOUND): New.
11246 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11247 argument - minimum threshold for number of iterations.
11248 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11249 argument to declaration.
11250 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11251 MIN_VECT_LOOP_BOUND.
11252 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11253 slpeel_tree_peel_loop_to_edge with additional argument.
11254 (vect_do_peeling_for_alignment): Likewise.
11255 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11257 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11260 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11261 operands of size 1.
11263 2007-01-14 Jan Hubicka <jh@suse.cz>
11265 * tree-dfa.c (remove_referenced_var): New function.
11266 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11267 prune referenced vars list too.
11268 * tree-flow.h (remove_referenced_var): Declare.
11270 2007-01-14 Jan Hubicka <jh@suse.cz>
11272 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11274 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11275 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11276 * except.h (verify_eh_throw_table_statements): Kill prototype.
11277 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11278 into call exrepssions.
11279 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11281 * tree-cfg.c: Include pointer-set.h.
11282 (verify_node_sharing): Work on pointer set.
11283 (verify_eh_throw_stmt_node): New.
11284 (verify_stmts): Use pointers sets, verify throw_stmt.
11286 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11288 * ipa-reference.c (analyze_function): Consider also addresses taken
11291 2007-01-12 Roger Sayle <roger@eyesopen.com>
11293 * c-typeck.c (null_pointer_constant_p): Replace use of
11294 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11295 (build_c_cast): Likewise.
11297 2007-01-12 Roger Sayle <roger@eyesopen.com>
11299 * tree.h (force_fit_type_double): Remove unused final argument.
11300 * c-common.c (constant_expression_warning): Replace use of
11301 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11302 (convert_and_check): Likewise.
11303 (shorten_compare): Update call to force_fit_type_double.
11304 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11305 * convert.c (convert_to_pointer): Update call to
11306 force_fit_type_double.
11307 * fold-const.c (force_fit_type_double): Remove overflowed_const
11309 (int_const_binop, fold_convert_const_int_from_int,
11310 fold_convert_const_int_from_real, fold_div_compare,
11311 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11312 fold_abs_const, fold_not_const): Remove the final argument from
11313 calls to force_fit_type_double.
11315 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11317 * configure.ac: Set insn to "nop" for spu-*-* also.
11318 * configure: Regenerate.
11320 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11322 * builtins.def : Add BUILT_IN_FREE.
11324 2007-01-12 Jan Hubicka <jh@suse.cz>
11326 PR tree-optimization/30443
11327 * tree-inline.c (tree_function_versioning): Do not optimize when
11328 cloning for inlining.
11330 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11332 * doc/loop.texi: Document recording of loop exits.
11333 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11334 (update_single_exits_after_duplication,
11335 update_single_exit_for_duplicated_loop,
11336 update_single_exit_for_duplicated_loops): Removed.
11337 (duplicate_loop_to_header_edge): Do not call
11338 update_single_exits_after_duplication and
11339 update_single_exit_for_duplicated_loops.
11340 (loop_version): Do not update single_exit information.
11341 (fix_loop_structure): Use record_loop_exits instead of
11342 mark_single_exit_loops.
11343 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11344 the lists of loop exits.
11345 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11346 split_edge, merge_blocks): Update the lists of loop exits.
11347 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11348 loop_optimizer_init.
11349 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11350 of mark_single_exit_loops.
11351 (loop_optimizer_finalize): Call release_recorded_exits.
11352 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11353 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11354 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11355 update single exit information.
11356 * lambda-code.c (perfect_nestify): Ditto.
11357 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11358 (mark_single_exit_loops): Removed.
11359 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11360 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11361 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11363 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11364 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11365 (verify_loop_structure): Verify consistency of the exit lists.
11366 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11367 (set_single_exit): Removed.
11368 * cfgloop.h (struct loop_exit): New function.
11369 (struct loop): single_exit_ field replaced by exits field.
11370 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
11371 (struct loops): Added exits hash.
11372 (mark_single_exit_loops, set_single_exit): Declaration removed.
11373 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
11375 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11377 * doc/invoke.texi: Avoid use of @headitem.
11379 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11381 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
11383 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11385 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
11388 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11389 Richard Sandiford <richard@codesourcery.com>
11391 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
11392 * config/m68k/m68k.opt: Resort options.
11393 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
11395 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11396 Richard Sandiford <richard@codesourcery.com>
11398 * doc/invoke.texi: Document the macros that are defined by
11399 m68k's -mtune and -mhard-float options.
11400 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
11401 (m68k_cpp_cpu_family): Likewise.
11402 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
11403 of __ucfv*__ macros. Define __mcffpu__ if generating code for
11404 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
11405 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
11406 (m68k_cpp_cpu_family): Likewise.
11408 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11410 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
11411 macros besides mc68000 as tuning macros. Use a switch statement
11412 to set them and mcpu32.
11414 2007-01-12 Julian Brown <julian@codesourcery.com>
11416 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
11417 (TARGET_68040_ONLY): Rename to...
11418 (TARGET_68040): ...this.
11419 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
11420 * config/m68k/m68k.md: Likewise.
11422 2007-01-12 Julian Brown <julian@codesourcery.com>
11423 Nathan Sidwell <nathan@codesourcery.com>
11424 Richard Sandiford <richard@codesourcery.com>
11426 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
11427 the -mcpu= argument associated with the --with-cpu setting.
11428 Define M68K_DEFAULT_TUNE to the default -mtune= option,
11429 if different from the one implied by the -mcpu setting.
11430 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
11431 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
11432 * doc/invoke.texi: Mention ColdFire in the introduction to the
11433 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
11434 -mno-div and -mhard-float options. Make -m68881 a synonym for
11435 -mhard-float. Document the previously-undocumented -m5206e,
11436 -m528x, -m5307 and -m5407 options. Tweak the existing option
11437 documentation for consistency.
11438 * doc/install.texi: Mention new --with-cpu arguments.
11439 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
11440 default CPU if neither -mcpu nor -march are specified.
11441 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
11442 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
11443 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
11444 using m68k_tune to decide between families that implement the
11445 same ISA. Use m68k_tune to set __mcfv4e__.
11446 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
11447 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
11448 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
11449 (FL_ISA_C, FL_ISA_MMU): New macros.
11450 (MASK_COLDFIRE): Delete.
11451 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
11452 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
11453 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
11454 (TARGET_HARD_FLOAT): Do not define here.
11455 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
11456 (TUNE_68000): New macro.
11457 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
11458 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
11459 (TUNE_CFV2): Redefine in terms of m68k_tune.
11460 (uarch_type, target_device, fpu_type): New enums.
11461 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
11462 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
11463 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
11464 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
11465 (FL_FOR_isa_c): New macros.
11466 (m68k_isa): New enum.
11467 (m68k_target_selection): New structure.
11468 (all_devices, all_isas, all_microarchs): New tables.
11469 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
11470 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
11471 (MASK_ALL_CPU_BITS): Delete.
11472 (m68k_find_selection): New function.
11473 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
11474 Map the legacy target options to a combination of the new ones.
11475 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
11476 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
11477 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
11479 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
11480 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
11482 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
11483 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
11484 * config/m68k/m68k-devices.def: New file.
11486 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11487 Nathan Sidwell <nathan@codesourcery.com>
11489 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
11490 (SUBTARGET_EXTRA_SPECS): New macros.
11491 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
11492 use %(asm_cpu_spec) instead.
11493 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
11494 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
11495 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
11496 (EXTRA_SPECS): Rename to...
11497 (SUBTARGET_EXTRA_SPECS): ...this.
11499 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11500 Richard Sandiford <richard@codesourcery.com>
11501 Julian Brown <julian@codesourcery.com>
11503 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11504 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
11505 to the configuration's default CPU.
11506 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
11507 Remove default masks.
11508 (m680[012]0-*-*): Set the default with_cpu to the first part of
11510 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
11511 (m68k*-*-linux): Extend the --with-cpu handling to...
11512 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
11513 and m68010. Don't set target_cpu_default2.
11514 * doc/install.texi: Document --with-cpu for m68k.
11515 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
11516 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
11517 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
11518 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
11519 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
11520 (ASM_SPEC): Remove use of %(asm_cpu_default).
11521 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
11522 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
11523 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
11524 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
11525 __HAVE_FPU__ if TARGET_HARD_FLOAT.
11526 (TARGET_DEFAULT): Delete.
11527 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
11528 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
11529 (CPP_CPU_SPEC): Delete.
11530 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
11531 the appropriate string.
11532 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
11533 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
11534 (ASM_SPEC): Don't use %(asm_default_spec).
11535 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
11536 TARGET_DEFAULT and add MASK_68881.
11537 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
11539 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11541 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
11542 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
11543 MASK_68010 alongside MASK_68020.
11544 * doc/invoke.texi: Document -m68010.
11545 * config/m68k/m68k.opt (m68010): New.
11546 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
11548 (TUNE_68010): New macro.
11549 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
11550 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
11551 (M68K_CPU_m68332): Add MASK_68010.
11552 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
11553 fallback definition.
11554 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
11556 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
11557 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
11558 to all entries that use MASK_68020.
11559 (output_move_simode_const, output_move_himode, output_move_qimode)
11560 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
11561 instead of TARGET_68020 to select clr behavior. Remove comment
11562 about there being no TARGET_68010.
11563 * config/m68k/m68k.md: Likewise throughout.
11565 2007-01-12 Julian Brown <julian@codesourcery.com>
11567 * config/m68k/m68k.h (TARGET_ISAB): New macro.
11568 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
11569 * config/m68k/m68k.md: Likewise.
11571 2007-01-12 Julian Brown <julian@codesourcery.com>
11573 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
11574 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
11576 2007-01-12 Julian Brown <julian@codesourcery.com>
11578 * config/m68k/m68k.h (TUNE_68040_60): New macro.
11579 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
11580 * config/m68k/m68k.md: Likewise.
11582 2007-01-12 Julian Brown <julian@codesourcery.com>
11583 Richard Sandiford <richard@codesourcery.com>
11585 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
11586 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
11587 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
11589 (TARGET_CPU32): Rename to...
11590 (TUNE_CPU32): ...this.
11591 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
11592 (TUNE_CFV2): New macros.
11593 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
11594 remove conditions that are implied by TARGET_68020.
11595 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
11596 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
11597 (m68k_output_function_epilogue): Likewise.
11598 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
11599 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
11600 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
11601 non-68000 timings. Refactor multiplication and division costs.
11602 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
11603 TUNE_CPU32 instead of TARGET_CPU32.
11604 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
11605 and TUNE_68060 instead of TARGET_68060.
11606 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
11607 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
11609 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
11610 && !TARGET_COLDFIRE" to choose between moveq and clr.
11611 Likewise in the unnamed movsf pattern.
11612 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
11613 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
11616 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11618 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
11619 of tabbing before backslashes.
11621 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11623 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
11624 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
11625 (ASM_OUTPUT_INTERNAL_LABEL): Define.
11627 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11629 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
11630 find_interesting_uses_cond.
11631 (find_interesting_uses_cond): Use extract_cond_operands.
11632 (rewrite_use_compare): Use extract_cond_operands and
11633 force_gimple_operand_bsi. Do not call update_stmt.
11634 (determine_use_iv_cost_condition): Use extract_cond_operands.
11635 Return cheaper of using original bound and changing the exit bound.
11637 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11639 PR tree-optimization/29516
11640 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
11641 most_expensive_mult_to_index, addr_to_parts,
11642 create_mem_ref, maybe_fold_tmr): Make the type of
11643 fields of TARGET_MEM_REF sizetype.
11644 (move_fixed_address_to_symbol, move_pointer_to_base):
11646 * tree.def (TARGET_MEM_REF): Add comment on types of
11649 2007-01-11 Joseph Myers <joseph@codesourcery.com>
11651 * c-common.c (vector_types_convertible_p): Treat opaque types as
11652 always convertible if they have the same size, but not otherwise.
11654 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
11656 * ifcvt.c (struct noce_if_info): Add comments to the fields.
11657 Remove the b_unconditional field.
11658 (noce_try_sign_mask): Do not look at b_unconditional.
11659 (noce_process_if_block): Do not use merge_if_blocks. Update
11660 the CFG here. Do not set b_unconditional.
11661 (cond_move_process_if_block): Likewise.
11662 (find_cond_trap): Likewise.
11663 (check_cond_move_block): Require simple jump insns at the end
11664 of the basic block.
11666 2007-01-11 Jan Hubicka <jh@suse.cz>
11668 PR tree-optimization/1046
11669 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
11670 when alias info is not ready.
11671 (pass_tail_recursion): Do not require aliasing.
11672 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
11673 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
11674 * tree-ssa-copy.c (pass_copy_prop): Likewise.
11675 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
11676 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
11677 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
11678 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
11680 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
11681 When aliasing is not build, mark statement as volatile.
11683 2007-01-11 Tom Tromey <tromey@redhat.com>
11685 PR preprocessor/15185, PR preprocessor/20989:
11686 * doc/cppopts.texi <-MT>: Update description of algorithm for
11687 computing default target.
11688 <-M, -MD>: Reword "basename" text.
11690 2007-01-11 Roger Sayle <roger@eyesopen.com>
11692 * builtins.c (expand_builtin_pow, expand_builtin_powi,
11693 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
11694 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11695 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
11696 fold_builtin_bswap, real_constp, fold_builtin_pow,
11697 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
11698 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
11699 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11700 * convert.c (convert_to_pointer): Likewise.
11701 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11702 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
11703 const_binop, fold_convert_const_int_from_int,
11704 fold_convert_const_int_from_real,
11705 fold_convert_const_real_from_real, sign_bit_p,
11706 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
11707 fold_sign_changed_comparison, fold_unary, fold_comparison,
11708 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
11709 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11710 * print-tree.c (print_node_brief, print_node): Likewise.
11711 * stor-layout.c (place_field, layout_type): Likewise.
11712 * tree-chrec.c (keep_cast): Likewise.
11713 * tree.c (build_vector, build_real, build_real_from_int_cst,
11714 build_complex): Likewise.
11716 2007-01-11 Roger Sayle <roger@eyesopen.com>
11718 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
11719 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
11721 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
11723 * configure.ac (strict1_warn): Rename to strict_warn.
11724 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
11725 cc_set_by_configure, quoted_cc_set_by_configure,
11726 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
11727 all_boot_languages, all_stagestuff): Remove.
11728 (target_list): Remove bootstrap targets.
11729 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
11730 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
11731 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
11732 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
11733 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
11734 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
11735 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
11736 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
11737 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
11738 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
11739 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
11740 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
11741 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
11742 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
11743 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
11744 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
11745 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
11746 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
11747 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
11748 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
11749 (mostlyclean): Adjust.
11750 (clean, distclean): Don't mention bootstrap stuff.
11751 * configure: Regenerate.
11752 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
11753 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
11754 treelang/config-lang.in (stagestuff): Remove.
11755 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
11756 stageprofile, stagefeedback, stagestuff): Remove mention.
11758 2007-01-11 Nick Clifton <nickc@redhat.com>
11760 * config/mcore/predicates.md (mcore_general_movesrc_operand):
11762 (mcore_general_movdst_operand): Do not accept CONST_INTs.
11763 (mcore_arith_K_S_operand): Run the test for the S constraint not
11764 the test for the M constraint.
11765 (mcore_addsub_operand): Do not accept integer values that are
11766 larger than 32 bits.
11767 * config/mcore/mcore.md: Remove unused constraints from split.
11768 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
11769 (addsi3): Likewise.
11770 (allocate_stack): Likewise.
11771 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
11772 operands to 32 bits.
11773 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
11775 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
11776 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
11777 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
11778 mcore_output_bclri, mcore_output_andn, output_inline_const,
11779 mcore_output_move, mcore_output_movedouble): Likewise.
11780 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
11781 (output_inline_const): Likewise.
11782 (output_inline_const): Fix format strings used in sprintf
11784 * config/mcore/mcore-protos.h: Update prototypes for changed
11785 functions in mcore.c.
11786 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
11787 HOST_WIDE_INT and not int.
11788 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
11789 CONST_OK_FOR_N): Likewise.
11790 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
11791 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
11794 2007-01-10 Jan Hubicka <jh@suse.cz>
11796 * tree-vrp.c (remove_range_assertions): Release defs.
11797 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
11798 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
11800 2007-01-10 Paul Brook <paul@codesourcery.com>
11802 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
11803 * config/arm/arm.md (mulsi3subsi): New insn.
11805 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
11807 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
11808 (tree_transform_and_unroll_loop): New.
11809 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
11812 2007-01-10 Robert Kennedy <jimbob@google.com>
11814 * fold-const.c (fold_comparison): Fold comparisons like (x *
11815 1000 < 0) to (x < 0).
11817 2007-01-10 Ian Lance Taylor <iant@google.com>
11819 * tree-pretty-print.c (dump_generic_node): Print parentheses when
11820 operands have the same priority.
11822 2007-01-10 Tom Tromey <tromey@redhat.com>
11824 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
11825 (fold_binary): Likewise.
11826 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
11827 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
11828 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
11829 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
11830 * langhooks.h (struct lang_hooks): Removed field
11831 'can_use_bit_fields_p'.
11833 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
11835 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
11837 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
11839 * function.c (get_last_funcdef_no): New function.
11840 * function.h (get_last_funcdef_no): Declare.
11841 * tree-inline.c (initialize_cfun): Add initialization.
11842 (tree_function_versioning): Cleanup.
11844 2007-01-10 Jan Hubicka <jh@suse.cz>
11846 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
11849 2007-01-10 Sa Liu <saliu@de.ibm.com>
11850 Ben Elliston <bje@au.ibm.com>
11852 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
11853 for SAVE_NONLOCAL and Pmode for any other save level.
11854 * spu-protos.h (spu_restore_stack_block): Declare.
11855 * spu.md (save_stack_block): Remove.
11856 (restore_stack_block): Call spu_restore_stack_block.
11857 * spu.c (spu_restore_stack_block): New function.
11858 (spu_expand_epilogue): Remove old comment.
11860 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11862 PR tree-optimization/30322
11863 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
11864 (cand_value_at): Return the value as aff_tree.
11865 (may_eliminate_iv): Convert the bound from aff_tree to tree.
11866 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
11867 aff_combination_mult): New functions.
11868 (aff_combination_add): Use aff_combination_add_cst.
11869 (aff_combination_convert): Allow conversions to a wider type.
11870 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
11871 * tree-affine.h (aff_combination_mult): Declare.
11873 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
11875 * doc/tm.texi: Update documentation to reflect reality of exec
11876 and start file search behaviours. Update copyright year.
11877 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
11878 header file directories.
11880 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
11882 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
11883 (*cosxf2): Rename to cosxf2_i387.
11884 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
11885 using X87MODEF12 mode macro. Rename patterns to
11886 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
11888 (*cosdf2, *cossf2): Ditto.
11889 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
11890 to match extended input operands.
11891 (sincos<mode>3): New expander.
11892 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
11893 insn patterns and corresponding splitters.
11895 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
11897 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
11898 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
11900 2007-01-09 Nicolas Pitre <nico@cam.org>
11903 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
11905 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11907 * target.h (struct gcc_target): New field library_rtti_comdat.
11908 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
11909 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
11910 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
11911 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
11913 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11915 * doc/invoke.texi (Optimize Options): Correct description of -O0.
11917 2007-01-08 Richard Guenther <rguenther@suse.de>
11919 * tree.h (force_fit_type_double): Export.
11920 (force_fit_type): Remove.
11921 * fold-const.c (force_fit_type_double): New function.
11922 (force_fit_type): Remove.
11923 (int_const_binop): Use it.
11924 (fold_convert_const_int_from_int): Likewise.
11925 (fold_convert_const_int_from_real): Likewise.
11926 (fold_div_compare): Likewise.
11927 (fold_sign_changed_comparison): Likewise.
11928 (fold_unary): Likewise.
11929 (fold_negate_const): Likewise.
11930 (fold_abs_const): Likewise.
11931 (fold_not_const): Likewise.
11932 * c-common.c (shorten_compare): Use force_fit_type_double.
11933 * convert.c (convert_to_pointer): Likewise.
11935 2007-01-08 Richard Guenther <rguenther@suse.de>
11937 * tree.h (build_int_cst_wide_type): Export.
11938 * tree.c (build_int_cst_wide_type): New function.
11939 (build_int_cst_wide): Fix comment.
11940 * builtins.c (fold_builtin_object_size): Use build_int_cst
11941 to build -1 or 0 of the correct type. Use fit_double_type
11942 to check for overflow.
11943 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
11945 (decode_field_reference): Likewise.
11946 (all_ones_mask_p): Likewise.
11947 (native_interpret_int): Use build_int_cst_wide_type.
11948 (fold_binary): Use build_int_cst_type to build an all-ones
11950 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
11952 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
11954 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
11956 2007-01-09 Ben Elliston <bje@au.ibm.com>
11958 * genautomata.c (STATS_OPTION): New option.
11959 (stats_flag): New flag.
11960 (gen_automata_option): Handle it.
11961 (initiate_automaton_gen): Ditto.
11962 (write_automata): Output statistics only if stats_flag is
11963 set. Likewise, output time statistics only if time_flag is set.
11964 * doc/md.texi (Processor pipeline description): Document new flag.
11966 2007-01-08 Richard Guenther <rguenther@suse.de>
11968 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
11969 * tree.c (build_int_cst_type): Likewise.
11970 (size_in_bytes): Don't call force_fit_type on the result.
11971 (int_fits_type_p): Use fit_double_type.
11972 * fold-const.c (fit_double_type): New function.
11973 (force_fit_type): Use it.
11974 * tree.h (fit_double_type): Export.
11976 2007-01-08 Jan Hubicka <jh@suse.cz>
11978 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
11979 * ipa.c (function_and_variable_visibility): Fix return type.
11981 2007-01-08 Richard Guenther <rguenther@suse.de>
11983 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
11984 of offset to build the index.
11985 * tree-pretty-print.c (dump_generic_node): Don't build negated
11986 const just for printing.
11987 * c-pretty-print.c (pp_c_integer_constant): Likewise.
11988 * builtins.c (fold_builtin_int_roundingfn): Check if result
11989 fits the type by using force_fit_type and comparing the result.
11990 * predict.c (predict_loops): Use compare_tree_int for comparison.
11991 * tree.c (build_int_cst): Fall back to integer_type_node for
11993 (build_int_cst_wide): Assert type is non-null.
11995 2007-01-08 Roberto Costa <roberto.costa@st.com>
11997 * tree-vrp.c (extract_range_from_cond_expr): New.
11998 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
11999 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
12001 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
12002 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
12003 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
12004 used as expressions.
12005 * tree-object-size.c (cond_expr_object_size): New.
12006 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
12008 2007-01-08 Jan Hubicka <jh@suse.cz>
12010 * tree-ssa-forwprop.c (forward_propagate_into_cond,
12011 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
12014 2007-01-08 Richard Guenther <rguenther@suse.de>
12016 PR tree-optimization/23603
12017 * tree-vrp.c (set_value_range_to_truthvalue): New function.
12018 (extract_range_from_binary): Fall back to truthvalue instead of
12019 varying for TRUTH_*_EXPR.
12020 (extract_range_from_comparison): Fall back to truthvalue instead of
12022 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
12023 if all visited PHI values were constant.
12025 2007-01-08 Jan Hubicka <jh@suse.cz>
12027 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
12028 (cgraph_analyze_function): break out from ...
12029 (cgraph_finalize_compilation_unit): ... here.
12030 (cgraph_expand_function): Remove forgoten commented out line.
12031 (cgraph_optimize): Analyze functions.
12033 2007-01-08 Jan Hubicka <jh@suse.cz>
12035 * tree-pas.h (TODO_remove_function): New flag.
12036 (TODO_update*): Renumber.
12037 (pass_ipa_increase_alignment,
12038 pass_ipa_function_and_variable_visibility): New passes.
12039 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
12040 (cgraph_function_and_variable_visibility): Move to ipa.c
12041 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
12042 cgraph_increase_alignment.
12043 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
12044 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
12045 calling tree-inline.
12046 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
12047 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
12048 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
12049 (gate_increase_alignment): New function.
12050 (pass_ipa_increase_alignment): New pass.
12051 * ipa.c: Inline tree-pass.h and timevar.h
12052 (function_and_variable_visibility): Move here from cgraphunit.c
12053 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
12054 * passes.c (init_optimization_passes): Add the two new passes.
12055 (execute_todo): Handle cgraph_remove_functions.
12057 2007-01-08 Nick Clifton <nickc@redhat.com>
12059 * config/frv/predicates.md (reg_or_0_operand): Accept
12062 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
12064 * config/bfin/rtems.h, config/bfin/t-rtems: New.
12065 * config.gcc: Add bfin*-rtems*.
12067 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12069 * c.opt: Add -flax-vector-conversions.
12070 * c-typeck.c (convert_for_assignment): Pass flag to
12071 vector_types_convertible_p to allow emission of note.
12072 (digest_init): Likewise.
12073 * c-opts.c: Handle -flax-vector-conversions.
12074 * c-common.c (flag_lax_vector_conversions): New.
12075 (vector_types_convertible_p): Unless -flax-vector conversions
12076 has been passed, disallow conversions between vectors with
12077 differing numbers of subparts and/or element types. If such
12078 a conversion is disallowed, possibly emit a note on the first
12079 occasion only to inform the user of -flax-vector-conversions.
12080 The new last argument specifies this.
12081 * c-common.h (flag_lax_vector_conversions): New.
12082 (vector_types_convertible_p): Add extra argument.
12083 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
12084 char_type_node for V*QI type vectors.
12085 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
12086 Update to satisfy new typechecking rules.
12087 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
12088 C and C++ variants.
12089 * doc/invoke.texi (C Dialect Options): Document
12090 -flax-vector-conversions.
12092 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12094 PR tree-optimization/29877
12095 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12096 a register variable on the RHS to not be replaceable.
12098 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12099 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12100 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12101 const_simm15, const_pow2, const_npow2): Added.
12102 * config/score/misc.md (insv, extv, extzv, movmemsi,
12103 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12104 * config/score/score.c (score_address_cost, score_select_cc_mode):
12106 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12107 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12108 Update score_print_operand.
12109 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12110 Adjust register allocate order and update some macro define.
12111 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12112 mdx_block_move_straight, mdx_block_move_loop_head,
12113 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12114 mdx_block_move): Added.
12115 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12116 mdp_limm): Updated and fix some bug and typo.
12117 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12118 (movsf, movdf, doloop_end): Added.
12120 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12122 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12123 config/arm/thumb2.md: Fix comment typos.
12124 * doc/extend.texi: Fix a typo.
12126 2007-01-07 Eric Christopher <echristo@apple.com>
12128 * configure.ac: Check for __stack_chk_fail for darwin.
12129 * configure: Regenerate.
12131 2007-01-07 Richard Guenther <rguenther@suse.de>
12133 * tree-vrp.c (extract_range_from_assert): CSE calls to
12134 compare_values where possible.
12135 (extract_range_from_unary_expr): Likewise.
12137 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12139 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12140 * config/avr/avr.c (call_insn_operand): Delete function.
12141 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12142 instead of register number. Use predicates.
12143 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12144 call_insn_operand): Add.
12146 2007-01-06 Jan Hubicka <jh@suse.cz>
12148 * tree-pass.h (pass_build_cgraph_edges): Declare.
12149 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12150 (visited_nodes): Remove.
12151 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12152 build_cgrpah_edges; make visited_nodes local.
12153 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12154 (record_references_in_initializer): Move to cgraphbuild.c
12155 (initialize_inline_failed, rebuild_cgraph_edges,
12156 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12157 (verify_cgraph_node): Make visited_nodes local.
12158 (cgraph_analyze_function): Do not call cgraph_create_edges and
12159 initialize_inline_failed.
12160 (cgraph_expand_function): Do not call cgraph_lower_function;
12161 assert that function is already lowered.
12162 * Makefile.in (cgraphbuild.o): New.
12163 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12164 at the end of lowering passes.
12166 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12168 * ifcvt.c (cond_move_convert_if_block): New function, code
12169 factored out from...
12170 (cond_move_process_if_block): ...here. Call the new function
12171 on the THEN and ELSE blocks.
12172 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12173 already takes care of this.
12175 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12178 * tree.h (TREE_OVERFLOW_P): New.
12179 * c-typeck.c (parser_build_unary_op): Warn only if result
12180 overflowed and operands did not.
12181 (parser_build_binary_op): Likewise.
12182 (convert_for_assignment): Remove redundant overflow_warning.
12183 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12185 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12187 * c-typeck.c (store_init_value): Split over two lines to follow
12188 the GNU coding style.
12190 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12192 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12193 __GXX_EXPERIMENTAL_CXX0X__.
12194 * doc/cpp.texi: Same.
12196 2007-01-05 Richard Guenther <rguenther@suse.de>
12198 PR middle-end/27826
12199 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12200 with mismatched types. Instead explicitly build a
12201 conversion NOP_EXPR.
12203 2007-01-05 Ian Lance Taylor <iant@google.com>
12205 * c-common.c (decl_with_nonnull_addr_p): New function.
12206 (c_common_truthvalue_conversion): Call it.
12207 * c-typeck.c (build_binary_op): Likewise.
12208 * c-common.h (decl_with_nonnull_addr_p): Declare.
12210 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12213 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12216 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12218 * doc/install.texi (Final install): Document the fact that
12219 the GNAT runtime should not be stripped.
12221 2007-01-04 Jan Hubicka <jh@suse.cz>
12223 * tree-inline.c (fold_marked_statements): Update operand caches
12224 and EH after folding
12226 2007-01-04 Ian Lance Taylor <iant@google.com>
12228 * c-common.c (check_function_nonnull): Whitespace fix.
12230 2007-01-04 Jan Hubicka <jh@suse.cz>
12232 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12233 comitted older version of patch.
12234 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12235 function, celanup cfg and collect garbage.
12237 2007-01-04 Mike Stump <mrs@apple.com>
12239 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12242 2007-01-04 Eric Christopher <echristo@apple.com>
12244 * libgcc2.c (__bswapsi2): Use SItype.
12245 (__bswapdi2): Use DItype.
12246 * libgcc2.h: Update for above.
12248 2007-01-04 Paul Brook <paul@codesourcery.com>
12250 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12251 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12252 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12253 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12254 umulsi3_highpart): Make conditional on !arm_arch6.
12255 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12256 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12257 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12258 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12259 umulsi3_highpart_v6): New insns.
12261 2007-01-04 Roger Sayle <roger@eyesopen.com>
12263 * fold-const.c (fold_convert): When casting an expression to void,
12264 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12265 have a type. Instead of attempting to build a NOP_EXPR, return
12266 these "special" trees directly.
12268 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12270 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12271 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12272 rs6000_cost->fp not 0 as adjustment for outer NEG.
12274 2007-01-04 Jan Hubicka <jh@suse.cz>
12276 * cgraph.c (cgraph_release_function_body): New function.
12277 (cgraph_remove_node): Use it.
12278 * cgraph.h (cgraph_release_function_body): Declare.
12279 * cgraphunit.c (cgraph_expand_function): Use it.
12280 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12281 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12282 is initialized and while compilation of other function is running.
12283 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12284 statement CFG annotations from here to ...
12285 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12287 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12289 * cfgloop.h (enum li_flags): Make the constants powers of two.
12291 2007-01-04 Jan Hubicka <jh@suse.cz>
12293 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12295 (fold_marked_statements): New function.
12296 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12297 * tree-inline.h (copy_body_data): Add statements_to_fold.
12299 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12301 * config.gcc: Mention libgcc/config.host.
12302 * Makefile.in: Update comments mentioning libgcc.
12303 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12304 (all.cross, start.encap, rest.encap, rest.cross): Update
12305 dependencies for libgcc move.
12306 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12307 (clean-target, clean-target-libgcc): Delete.
12308 (srcdirify, GCC_EXTRA_PARTS): New macros.
12309 (libgcc-support, libgcc.mvars): New rules.
12310 (distclean): Remove mention of mklibgcc.
12311 (install): Don't reference INSTALL_LIBGCC.
12312 (install-common): Don't reference EXTRA_PARTS.
12313 (install-libgcc, install-multilib): Delete rules.
12314 * mklibgcc.in: Delete file.
12315 * doc/configfiles.texi: Don't mention mklibgcc.
12317 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12318 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12319 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12320 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12321 (mklibgcc, ldblspecs): Likewise.
12323 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12324 (posixpre.def): Use $(T).
12325 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12326 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12327 (SHLIB_LINK): Make dummy.
12328 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12330 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12332 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12333 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12334 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12335 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12337 * configure.ac (all_outputs): Remove mklibgcc.
12338 * configure: Regenerated.
12340 2007-01-03 Josh Conner <jconner@apple.com>
12342 PR middle-end/29683
12343 * calls.c (compute_argument_addresses): Set stack and stack_slot
12344 for partial args, too.
12345 (store_one_arg): Use locate.size.constant for the size when
12346 generating a save_area.
12348 2007-01-03 Robert Kennedy <jimbob@google.com>
12350 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12351 whose definitions are deleted due to basic block merging.
12353 2007-01-03 Paul Brook <paul@codesourcery.com>
12356 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12358 (use_return_insn): Return 0 for Thumb interrupt functions.
12359 (print_multi_reg): Add rfe argument for IRQ returns.
12360 (arm_output_epilogue): Pop interrupt return address directly into PC.
12361 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12363 2007-01-03 Paul Brook <paul@codesourcery.com>
12365 Merge from sourcerygxx-4_1.
12366 * config/arm/thumb2.md: New file.
12367 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
12369 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
12370 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12371 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
12372 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
12374 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12375 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
12377 * config/arm/ieee754-sf.S: Ditto.
12378 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
12379 (thumb1_base_register_rtx_p): ... to this.
12380 (thumb_index_register_rtx_p): Rename...
12381 (thumb1_index_register_rtx_p): ... to this.
12382 (thumb_output_function_prologue): Rename...
12383 (thumb1_output_function_prologue): ... to this.
12384 (thumb_legitimate_address_p): Rename...
12385 (thumb1_legitimate_address_p): ... to this.
12386 (thumb_rtx_costs): Rename...
12387 (thumb1_rtx_costs): ... to this.
12388 (thumb_compute_save_reg_mask): Rename...
12389 (thumb1_compute_save_reg_mask): ... to this.
12390 (thumb_final_prescan_insn): Rename...
12391 (thumb1_final_prescan_insn): ... to this.
12392 (thumb_expand_epilogue): Rename...
12393 (thumb1_expand_epilogue): ... to this.
12394 (arm_unwind_emit_stm): Rename...
12395 (arm_unwind_emit_sequence): ... to this.
12396 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
12397 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
12398 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
12399 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
12400 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
12401 thumb2_output_casesi): New functions.
12402 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
12403 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
12404 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
12405 THUMB2_WORK_REGS): Define.
12406 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
12407 arm_condexec_mask, arm_condexec_masklen)): New variables.
12408 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
12409 (arm_override_options): Check new CPU capabilities.
12410 Set new architecture flag variables.
12411 (arm_isr_value): Handle v7m interrupt functions.
12412 (user_return_insn): Return 0 for v7m interrupt functions. Handle
12414 (const_ok_for_arm): Handle Thumb-2 constants.
12415 (arm_gen_constant): Ditto. Use movw when available.
12416 (arm_function_ok_for_sibcall): Return false for v7m interrupt
12418 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
12419 (thumb_find_work_register, arm_load_pic_register,
12420 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
12421 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
12422 print_multi_reg, output_mov_long_double_fpa_from_arm,
12423 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
12424 output_mov_double_fpa_from_arm, output_move_double,
12425 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
12426 output_return_instruction, arm_output_function_prologue,
12427 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
12428 arm_output_mi_thunk, thumb_set_return_address): Ditto.
12429 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
12430 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
12431 (arithmetic_instr, shift_op): Use arm_shift_nmem.
12432 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
12434 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
12435 (thumb_expand_prologue): Use thumb_set_frame_pointer.
12436 (arm_file_start): Output directive for unified syntax.
12437 (arm_unwind_emit_set): Handle stack alignment instruction.
12438 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
12439 Add v6t2, v7, v7a, v7r and v7m.
12440 (RETLDM): Add Thumb-2 code.
12441 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
12442 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
12443 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
12444 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
12445 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
12446 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
12447 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
12448 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
12449 ADJUST_INSN_LENGTH): Define.
12450 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
12451 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
12452 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
12453 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
12454 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
12455 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
12456 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
12457 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
12458 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
12459 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
12460 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
12461 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
12462 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
12463 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
12464 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
12465 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
12466 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
12468 * config/arm/arm-tune.md: Regenerate.
12469 * config/arm/arm-protos.h: Update prototypes.
12470 * config/arm/vfp.md: Enable patterns for Thumb-2.
12471 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
12472 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
12473 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
12474 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
12475 * config/arm/libunwind.S: Add Thumb-2 code.
12476 * config/arm/constraints.md: Update include Thumb-2.
12477 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
12478 * config/arm/ieee754-df.S: Ditto.
12479 * config/arm/bpabi.S: Ditto.
12480 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
12481 * config/arm/predicates.md (low_register_operand,
12482 low_reg_or_int_operand, thumb_16bit_operator): New.
12483 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
12484 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
12485 * config/arm/t-arm-elf: Add armv7 multilib.
12486 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
12488 (UNSPEC_STACK_ALIGN, ce_count): New.
12489 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
12490 arm_zero_extendsidi2, arm_zero_extendqidi2): New
12492 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
12493 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
12494 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
12495 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
12496 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
12497 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
12499 * doc/extend.texi: Document ARMv7-M interrupt functions.
12500 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
12502 2007-01-03 Jakub Jelinek <jakub@redhat.com>
12504 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
12505 (struct _Unwind_Context): Rename args_size to flags, remove
12506 signal_frame field, add a new args_size field and version field.
12507 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
12508 _Unwind_IsExtendedContext): New inline functions.
12509 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
12510 Assume by_value array is only present if _Unwind_IsExtendedContext.
12511 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
12512 _Unwind_IsSignalFrame.
12513 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
12514 (uw_update_context_1): Use _Unwind_SetSignalFrame.
12515 (uw_init_context_1): Initialize context->flags to
12516 EXTENDED_CONTEXT_BIT.
12517 * config/rs6000/linux-unwind.h (frob_update_context): Use
12518 _Unwind_SetSignalFrame.
12520 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12522 PR middle-end/30353
12523 * gimplify.c (gimplify_modify_expr_complex_part): Move below
12524 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
12527 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
12529 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
12530 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
12531 RET, AT_SP): Remove.
12532 * config/i386/i386.md (*sse_prologue_save_insn): Use return
12535 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12536 * cfgbuild.c (find_basic_blocks): Likewise.
12537 * cfgrtl.c (rtl_create_basic_block): Likewise.
12538 * function.c (temp_slots_at_level): Likewise.
12539 * reg-stack.c (stack_regs_mentioned): Likewise.
12540 * regclass.c (allocate_reg_info): Likewise.
12541 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12542 set_bb_for_stmt, move_block_to_fn): Likewise.
12543 * tree-complex.c (tree_lower_complex): Likewise.
12544 * vec.h (VEC_safe_grow_cleared): New.
12546 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
12548 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
12550 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
12551 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
12553 * cfgloopmanip.c (scale_loop_frequencies): Export.
12554 (loopify): Scale the frequencies by prescribed coefficients.
12555 (set_zero_probability): New function.
12556 (duplicate_loop_to_header_edge): Improve updating of frequencies.
12557 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
12558 and frequencies according to arguments.
12559 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
12561 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
12562 * modulo-sched.c (sms_schedule): Set probabilities for entering
12563 versioned loop correctly.
12564 * tree-vect-transform.c (vect_transform_loop): Ditto.
12565 * cfgloop.h (loopify, loop_version): Declaration changed.
12566 (scale_loop_frequencies): Declared.
12568 2007-01-02 Jan Hubicka <jh@suse.cz>
12570 * cgraph.c: Include tree-flow.h
12571 (cgraph_add_new-function): Handle IPA_SSA mode; execute
12572 early_local_passes.
12573 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
12574 * tree-pass.h (pass_all_early_optimizations): Declare.
12575 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
12576 early_local_passes.
12577 (cgraph_analyze_function): Do early_local_passes.
12578 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12579 Do not add referenced vars.
12580 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
12582 (gate_all_early_local_passes): New gate.
12583 (pass_early_local_passes): Use new gate.
12584 (execute_early_local_optimizations): New functions.
12585 (gate_all_early_optimizations): New gate.
12586 (pass_all_early_optimizations): New pass.
12587 (execute_free_datastructures): Free SSA only when initialized.
12588 (gate_init_datastructures): Init only when optimizing.
12589 (tree_lowering_passes): Do early local passes when called late.
12590 * tree-profile.c (do_tree_profiling): Don't profile functions added
12592 (do_early_tree_profiling, pass_early_tree_profile): Kill.
12593 * tree-cfg.c (update_modified_stmts): Do not update when operands are
12595 * passes.c (init_optimizations_passes): Reorder so we go into SSA
12596 during early_local_passes.
12597 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
12600 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12602 * Makefile.in: Update copyright year.
12604 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12606 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
12607 in $(lang_checks) and check-consistency targets.
12609 2007-01-02 Jan Hubicka <jh@suse.cz>
12611 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12612 Do not add referenced vars.
12613 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
12615 * passes.c (init_optimization_passes): Put mudflap_2 after
12616 free_datastructures.
12618 2007-01-02 Jan Hubicka <jh@suse.cz>
12620 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
12621 Set NOTHROW flag on call statements proved to be nothrow.
12622 Update statement of local calls so new pure/const functions are
12623 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
12625 (tree_rest_of_compilation): Register hooks and initialize bitmap
12626 early. Do not set after_inlining flag.
12628 2007-01-02 Steve Ellcey <sje@cup.hp.com>
12630 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
12631 HOST_BITS_PER_LONGLONG
12633 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12636 * c-typeck.c (store_init_value): Don't emit pedantic overflow
12637 warning for non-static initializers.
12639 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
12641 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
12642 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
12643 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
12644 Always use set_unique_reg_note to add REG_EQUAL notes.
12646 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12649 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12651 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12652 * cfgbuild.c (find_basic_blocks): Likewise.
12653 * cfgrtl.c (rtl_create_basic_block): Likewise.
12654 * function.c (temp_slots_at_level): Likewise.
12655 * reg-stack.c (stack_regs_mentioned): Likewise.
12656 * regclass.c (allocate_reg_info): Likewise.
12657 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12658 set_bb_for_stmt, move_block_to_fn): Likewise.
12659 * tree-complex.c (tree_lower_complex): Likewise.
12660 * vec.h (VEC_safe_grow_cleared): New.
12662 2007-01-02 Ian Lance Taylor <iant@google.com>
12664 * c-common.c (c_common_truthvalue_conversion): When warning about
12665 using an assignment as a truth value, set TREE_NO_WARNING.
12667 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12670 * c.opt (Wold-style-declaration): New.
12671 * doc/invoke.texi (C-only Warning Options): New.
12672 (Wold-style-declaration): Document it.
12673 (Wextra): Enabled by -Wextra.
12674 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12675 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
12676 -Wold-style-declaration.
12678 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12680 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12681 * cfgbuild.c (find_basic_blocks): Likewise.
12682 * cfgrtl.c (rtl_create_basic_block): Likewise.
12683 * function.c (temp_slots_at_level): Likewise.
12684 * reg-stack.c (stack_regs_mentioned): Likewise.
12685 * regclass.c (allocate_reg_info): Likewise.
12686 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12687 set_bb_for_stmt, move_block_to_fn): Likewise.
12688 * tree-complex.c (tree_lower_complex): Likewise.
12689 * vec.h (VEC_safe_grow_cleared): New.
12691 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
12693 * c-common.c (c_common_nodes_and_builtins): Since variants of
12694 void_type_node get built before it is given a name, we need to
12695 give those variants the name, too.
12696 (complete_array_type): We need to work with the canonical main
12697 type of the array, from which we will build the qualified version.
12698 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
12699 * print-tree.c (print_node): Display canonical type information
12701 * stor-layout.c (layout_type): When we don't know the
12702 alignment of a type for which we're building an array, we end up
12703 guessing wrong, so make the type require structural equality.
12704 * tree.c (make_node_stat): When we build a new type, it is its
12705 own canonical type.
12706 (build_type_attribute_qual_variant): When building an attribute
12707 variant, its canonical type is the non-attribute variant. However,
12708 if the attributes are target-dependent and they differ, we need to
12709 use structural equality checks for this type.
12710 (build_qualified_type): A qualified type is not equivalent to its
12711 unqualified variant; set the canonical type appropriately.
12712 (build_distinct_type_copy): When building a distinct type from
12713 another type, the new type is its own canonical type.
12714 (build_variant_type_copy): When building a new type variant, we
12715 assume that it is equivalent to the original type.
12716 (build_pointer_type_for_mode): When building a pointer type, also
12717 build a canonical type pointer.
12718 (build_reference_type_for_mode): When building a reference type,
12719 also build a canonical type reference.
12720 (build_index_type): When we can't hash an index type (e.g.,
12721 because its maximum value is negative), the index type requires
12722 structural equality tests.
12723 (build_array_type): Build the canonical form of an array type.
12724 (build_function_type): Function types require structural equality,
12725 because they contain default arguments, attributes, etc.
12726 (build_method_type_directly): Ditto for method types.
12727 (build_offset_type): Build the canonical offset type.
12728 (build_complex_type): Build the canonical vector type.
12729 (make_vector_type): Build the canonical vector type.
12730 * tree.h (TYPE_CANONICAL): New.
12731 (TYPE_STRUCTURAL_EQUALITY_P): New.
12732 (SET_TYPE_STRUCTURAL_EQUALITY): New.
12733 (struct tree_type): Added "canonical" field.
12734 * params.h (VERIFY_CANONICAL_TYPES): New.
12735 * doc/c-tree.texi (TYPE_CANONICAL): Document.
12736 (TYPE_STRUCTURAL_EQUALITY_P): Document.
12737 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
12738 * doc/invoke.texi (verify-canonical-types): Document --param
12739 parameter for verifying canonical types.
12741 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12743 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
12744 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
12745 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
12746 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
12748 * config/rs6000/e500.h: New.
12749 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
12750 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
12752 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
12753 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
12754 TARGET_E500_DOUBLE): Remove.
12755 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
12756 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
12757 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
12758 * config/rs6000/rs6000.c (rs6000_override_options): Use
12759 CHECK_E500_OPTIONS.
12761 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12763 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
12764 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
12765 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
12766 rs6000_emit_cmove): Don't check TARGET_E500.
12767 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
12768 sordered): Don't check TARGET_E500.
12770 2007-01-01 Eric Christopher <echristo@apple.com>
12772 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
12773 HARD_REGISTER_NUM_P.
12775 2007-01-01 Roger Sayle <roger@eyesopen.com>
12777 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
12778 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
12779 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
12782 2007-01-01 Mike Stump <mrs@apple.com>
12784 * configure.ac: Remove support for building with Apple's gcc-3.1.
12786 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12788 PR middle-end/30311
12789 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
12790 REG is a hard register. Do not modify REG before calling
12792 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
12793 multiple of the size of YMODE for certain lowpart cases.
12795 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12797 PR middle-end/30253
12798 * gimplify (voidify_wrapper_expr): Update for
12799 GIMPLE_MODIFY_STMT.
12801 2007-01-01 Andreas Schwab <schwab@suse.de>
12804 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
12805 save of BR0 in extra_spill_size instead of spill_size.
12806 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
12808 (ia64_expand_epilogue): Restore BR0 from its new location.
12810 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12812 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
12813 Use a temporary variable if the left hand side is not a gimple
12816 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12818 * gimplify.c (gimplify_return_expr): Make the temporary variable
12819 for the return expression, a gimple register variable.
12821 2007-01-01 Jan Hubicka <jh@suse.cz>
12823 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
12826 2007-01-01 Mike Stump <mrs@apple.com>
12828 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
12830 * config/darwin.c (machopic_select_rtx_section): Use
12831 HAVE_GAS_LITERAL16.
12832 (darwin_mergeable_constant_section): Likewise.
12833 * configure: Regenerate.
12834 * config.in: Regenerate.
12836 2007-01-01 Jan Hubicka <jh@suse.cz>
12837 Andrew Pinski <pinskia@gmail.com>
12839 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
12840 before starting IPA passes.