1 2007-05-07 Jan Hubicka <jh@suse.cz>
3 * gimplify.c (gimplify_expr): Do not crash when folding
6 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9 * c-opts.c (lang_fortran): Make it non static.
10 * c-common.h (lang_fortran): New prototype.
11 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
12 -lang-fortran option was passed by the driver.
14 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
16 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
17 of ASSERT_CHECKING. Tweak message.
19 2007-05-06 Revital Eres <eres@il.ibm.com>
22 * loop-unroll.c (insert_var_expansion_initialization):
23 Initialize the expansions with -zero instead of +zero.
25 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
27 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
28 into pic and non-pic versions. Mark r19 as used for
29 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
30 for tgd_load, tld_load and tie_load .
31 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
32 version of tgd_load, tld_load and tie_load depending on the
35 2007-05-04 Ulrich Drepper <drepper@redhat.com>
36 Jakub Jelinek <jakub@redhat.com>
38 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
39 (__do_global_dtors_aux): Use more paranoid loop to run
40 destructors if HIDDEN_DTOR_LIST_END.
41 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
43 2007-05-04 Jakub Jelinek <jakub@redhat.com>
45 * varasm.c (align_variable): Don't increase alignment for
46 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
47 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
49 2007-05-04 Josh Conner <jconner@apple.com>
51 * basic-block.h (cdi_direction): Assign values to all enumeration
53 (dom_computed): Remove.
54 (dom_info_state): New.
55 (set_dom_info_availability): New.
56 * tree-ssa-loop-im.c (determine_invariantness): Initialize
57 walk_data.dom_direction.
58 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
59 instead of dom_computed[].
60 (split_edge): Likewise.
61 (create_basic_block): Likewise.
62 (merge_blocks): Likewise.
63 * ifcvt.c (find_if_header): Likewise.
64 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
65 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
66 * tree-ssa.c (verify_ssa): Likewise.
67 * tree-cfg.c (tree_verify_flow_info): Likewise.
68 (remove_edge_and_dominated_blocks): Likewise.
69 * dominance.c (dom_computed): Make static.
70 (calc_dfs_tree_nonrec): Change third param to a bool.
71 (calc_dfs_tree): Change second param to a bool.
72 (calc_idioms): Change second param to a bool. Use
73 dom_convert_dir_to_idx.
74 (init_dom_info): Validate dir before using.
75 (dom_convert_dir_to_idx): New.
76 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
77 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
78 (free_dominance_info): Use dom_convert_dir_to_idx.
79 (get_immediate_dominator): Likewise.
80 (set_immediate_dominator): Likewise.
81 (get_dominated_by): Likewise.
82 (redirect_immediate_dominators): Likewise.
83 (nearest_common_denominator): Likewise.
84 (dominated_by_p): Likewise.
85 (bb_dom_dfs_in): Likewise.
86 (bb_dom_dfs_out): Likewise.
87 (recount_dominator): Likewise.
88 (iterate_fix_dominators): Likewise.
89 (add_to_dominance_info): Likewise.
90 (delete_from_dominance_info): Likewise.
91 (first_dom_son): Likewise.
92 (next_dom_son): Likewise.
93 (dom_info_available_p): Likewise.
94 (dom_info_state): New.
95 (set_dom_info_availability): New.
97 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
99 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
101 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
103 2007-05-04 Bob Wilson <bob.wilson@acm.org>
105 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
106 (subdi3, subdi_carry): Delete.
108 2007-05-04 Jan Hubicka <jh@suse.cz>
109 Richard Guenther <rguenther@suse.de>
111 * opts.c (decode_options): Do not fiddle with inlining
112 parameters in case of optimizing for size.
113 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
115 (cgraph_decide_inlining_of_small_function): When optimizing for
116 size never inline functions increasing caller size.
117 (cgraph_early_inlining): Inline for size when optimizing for size.
119 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
121 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
122 logical operations piecewise.
123 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
124 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
125 subdi_sesidi_di): Delete.
126 (add_with_carry): Produce carry in CC instead of a DREG to shorten
127 the generated sequence. Allow three-reg add in constraints. Rewrite
128 the rtl expression for carry to avoid zero_extend of a constant.
129 (sub_with_carry): New pattern.
130 (adddi3, subdi3): Change into define_expand. For subtract, generate a
131 different sequence not involving jumps.
132 (notbi): Now a named pattern.
134 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
136 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
137 Add the note about a significant loss of accuracy of some
138 mathematical routines when these options are used.
140 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
142 * haifa-sched.c (rtx_vec_t): New typedef.
143 (contributes_to_priority_p): Extract piece of priority () into new
145 (priority): Use the function. Add assertion.
146 (rank_for_schedule, set_priorities): Add assertion to check that
147 insn's priority is initialized.
148 (clear_priorities, calc_priorities): Change signature. Make it update
149 all relevant insns. Update all callers ('add_to_speculative_block ()'
150 and 'create_block_check_twin ()').
151 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
152 Add new field 'priority_status'.
153 (INSN_PRIORITY_STATUS): New macro.
154 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
156 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
158 * sched-ebb.c (debug_ebb_dependencies): New static function.
159 (init_ready_list): Use it.
161 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
162 with changed signature and 'debug_rgn_dependencies ()'.
163 (debug_rgn_dependencies): New static function.
164 (init_ready_list): Use it.
166 * sched-int.h (debug_dependencies): Declare.
168 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
170 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
172 2007-05-04 Dirk Mueller <dmueller@suse.de>
174 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
176 2007-05-03 Jan Hubicka <jh@suse.cz>
178 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
179 for pointer type in more cases than before.
181 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
183 * tree-object-size.c (plus_expr_object_size): When operand size is
184 unknown, return unknown.
186 2007-05-03 Dirk Mueller <dmueller@suse.de>
188 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
190 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
193 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
195 2007-05-03 Janis Johnson <janis187@us.ibm.com>
197 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
199 2007-05-03 Joseph Myers <joseph@codesourcery.com>
201 * config/soft-fp/double.h, config/soft-fp/extended.h,
202 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
203 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
204 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
205 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
208 2007-05-03 Ian Lance Taylor <iant@google.com>
210 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
211 MASK_PPC_GFXOPT for 8540 or 8548.
213 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
215 * tree-vect-transform.c (vect_update_inits_of_drs): Use
216 vect_print_dump_info() to output debug information.
218 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
221 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
222 operands of size 2 when operand is not MEM_P.
224 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
226 PR tree-optimization/30565
227 * lambda-code.c (perfect_nestify): Fix updating of dominators.
229 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
231 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
232 (umulsi3_highpart): Use them.
233 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
234 for final accumulator to D regisster tranfser.
236 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
238 PR tree-optimization/31699
239 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
241 (vect_enhance_data_refs_alignment): Compute peel amount using
242 TYPE_VECTOR_SUBPARTS instead of vf.
243 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
245 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
248 * system.h: Remove inclusion of double-int.h
249 * tree.h: Include double-int.h
250 * gengtype.c: Likewise
251 * cfgloop.h: Likewise
252 * Makefile.in: Adjust dependencies on double-int.h
254 2007-05-02 Eric Christopher <echristo@apple.com>
256 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
257 -shared to -Zdynamiclib.
259 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
262 * c-common.c (strip_pointer_or_array_types): New function.
263 * c-common.h (strip_pointer_or_array_types): New function declaration.
265 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
267 PR tree-optimization/31771
268 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
270 2007-05-02 Paul Brook <paul@codesourcery.com>
272 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
274 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
277 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
280 2007-05-02 Nick Clifton <nickc@redhat.com>
282 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
284 2007-05-02 Richard Guenther <rguenther@suse.de>
286 PR tree-optimization/31146
287 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
288 argument, single_use_p. If we have a single use that is
289 a conversion to the definition rhs type, propagate that rhs.
290 (forward_propagate_addr_expr): Pass single_use_p argument
291 to forward_propagate_addr_expr_1.
293 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
295 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
298 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
300 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
301 'AMD Family 10 core'.
303 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
305 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
306 and athlon64-sse3 as improved versions of k8, opteron and athlon64
307 with SSE3 instruction set support.
308 * doc/invoke.texi: Likewise.
310 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
312 * config/i386/i386.c (override_options): Tuning 32-byte loop
313 alignment for amdfam10 architecture. Increasing the max loop
314 alignment to 24 bytes.
316 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
318 * config/m68k/constraints.md: New.
319 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
320 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
321 EXTRA_CONSTRAINT): Remove.
322 * config/m68k/m68k.md: Include constraints.md.
323 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
325 2007-05-01 Ian Lance Taylor <iant@google.com>
327 PR tree-optimization/31739
328 * tree-vrp.c (vrp_val_is_max): New static function.
329 (vrp_val_is_min): New static function.
330 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
332 (set_value_range): Use vrp_val_is_{max,min}.
333 (extract_range_from_assert): Likewise.
334 (extract_range_from_binary_expr): Likewise.
335 (extract_range_from_unary_expr): Likewise.
336 (dump_value_range, vrp_meet): Likewise.
337 (vrp_visit_phi_node): Likewise.
338 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
340 2007-05-01 Mark Mitchell <mark@codesourcery.com>
342 * config/i386/gmon-sol2.c (size_t): New type.
343 (intptr_t): Likewise.
344 (s_textsize): Declare as size_t.
346 (monstartup): Use size_t for sizes.
347 (_mcount): Save and restore registers.
348 (internal_mcount): Pass 0 as the first argument to monstartup
350 (moncontrol): Convert pointer to appropriately sized integer
351 before passing to profil.
353 2007-05-01 Joseph Myers <joseph@codesourcery.com>
355 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
356 __NO_FPRS__, not just if _SOFT_DOUBLE.
357 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
358 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
359 also for E500 double.
360 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
361 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
364 2007-05-01 Richard Guenther <rguenther@suse.de>
366 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
369 2007-05-01 Joseph Myers <joseph@codesourcery.com>
371 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
373 2007-05-01 Jan Hubicka <jh@suse.cz>
375 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
378 2007-05-01 Jan Hubicka <jh@suse.cz>
380 * tree.h (maybe_fold_offset_to_component_ref): Remove.
381 (maybe_fold_offset_to_reference): Declare.
382 * fold-const.c (fold_unary): Do not fold
383 (type *)&A into &A->field_of_type_and_offset_0
384 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
385 size is unknown, give up.
386 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
388 (maybe_fold_offset_to_reference): New.
389 (maybe_fold_stmt_indirect): Use it.
390 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
391 * gimplify.c (gimplify_conversion): Canonicalize conversions to
393 (gimplify_expr): Likewise for plus_expr.
395 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
397 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
398 bsi_after_labels. Always insert statements before bsi.
399 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
400 * predict.c (apply_return_prediction): Check for empty blocks.
401 * cfgexpand.c (lab_rtx_for_bb): New variable.
402 (label_rtx_for_bb): Do not create new tree labels.
403 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
404 (tree_expand_cfg): Initialize lab_rtx_for_bb.
405 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
407 (label_for_bb): Add field used.
408 (update_eh_label, main_block_label): Mark the label used.
409 (cleanup_dead_labels): Remove unused labels.
411 2007-05-01 Richard Guenther <rguenther@suse.de>
413 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
414 if it is not about to be set.
415 (get_value_range): Do not pre-allocate equiv bitmap.
416 (update_value_range): No need to clear equiv field.
417 (add_equivalence): Change prototype to get bitmap pointer.
418 Allocate bitmap here if it is not already.
419 (extract_range_from_assert): Do not allocate bitmap here.
420 Update callers to add_equivalence.
421 (extract_range_from_ssa_name): Likewise.
422 (get_vr_for_comparison): New static helper.
423 (compare_name_with_value): Handle NULL equiv bitmap by
424 peeling the first iteration of the comparison loop.
425 Use get_vr_for_comparison.
426 (compare_names): Handle NULL equiv bitmaps by using fake
427 ones. Use get_vr_for_comparison.
429 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
431 * double-int.c (mpz_set_double_int): Moved from
432 tree-ssa-loop-niter.c.
433 (mpz_get_double_int): Likewise; also, add option to wrap
434 out-of-range integers.
435 * double-int.h: New prototypes for above.
436 * tree.c (get_static_type_bounds): Moved from
437 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
438 TYPE_MAX_VALUE if they exist..
439 * tree.h: New prototype for above.
440 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
441 get_type_bounds calls.
442 (mpz_set_double_int): Move to double-int.c.
443 (get_type_bounds): Move to tree.c, rename to
444 get_static_type_bounds.
445 (mpz_to_double_int): Move to double-int.c, rename to
448 2007-04-30 Bob Wilson <bob.wilson@acm.org>
450 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
451 DIV0 exception can fall through to a normal return.
453 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
457 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
458 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
459 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
460 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
461 initialize align to silence bogus warning.
462 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
463 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
465 (struct sra_walk_fns): Remove use_all parameter from use.
466 (sra_hash_tree): Handle BIT_FIELD_REFs.
467 (sra_elt_hash): Don't hash bitfld blocks.
468 (sra_elt_eq): Skip them in parent compares as well. Handle
470 (sra_walk_expr): Don't maintain or pass down use_all_p.
471 (scan_use): Remove use_all parameter.
472 (scalarize_use): Likewise. Re-expand assignment to
473 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
474 output, and re-scalarize after output. Don't mark anything
476 (scalarize_ldst): Adjust.
477 (scalarize_walk_gimple_modify_statement): Likewise.
478 (build_element_name_1): Handle BIT_FIELD_REFs.
479 (instantiate_element): Don't warn for any element whose parent
481 (instantiate_missing_elements_1): Return the sra_elt.
482 (canon_type_for_field): New.
483 (try_instantiate_multiple_fields): New.
484 (instantiate_missing_elemnts): Use them.
485 (mark_no_warning): Removed.
486 (generate_one_element_ref): Handle BIT_FIELD_REFs.
487 (REPLDUP, sra_build_elt_assignment): New.
488 (generate_copy_inout): Use them.
489 (generate_element_copy): Likewise. Handle bitfld differences.
490 (generate_element_zero): Don't recurse for blocks. Use
491 sra_build_elt_assignment.
492 (generate_one_element_int): Take elt instead of var. Use
493 sra_build_elt_assignment.
494 (generate_element_init_1): Adjust.
495 (scalarize_use, scalarize_copy): Use REPLDUP.
496 (scalarize_ldst): Move assert before dereference.
497 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
499 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
502 * tree.c (reconstruct_complex_type): Reconstruct a reference
504 Also use the same mode for the pointer as the old pointer type.
506 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
508 * doc/trouble.texi (Interoperation): Remove note about Ultrix
511 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
513 PR rtl-optimization/31676
514 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
515 (df_refs_record): Call it.
517 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
519 * rtl.def (SS_ABS): New code.
520 * config/bfin/bfin.c (print_operand): New modifier 'v'.
521 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
522 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
523 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
524 (bfin_init_builtins): Define them.
525 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
526 (bfin_expand_builtin): ... and handle the others here.
527 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
528 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
529 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
530 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
531 operand is only HImode.
533 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
535 * regclass.c (scan_one_insn): Remove splitting of
538 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
539 Nigel Stephens <nigel@mips.com>
541 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
543 2007-04-28 Jan Hubicka <jh@suse.cz>
545 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
546 insn_locators_alloc instead of insn_locators_initialize;
547 call reset_block_changes.
548 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
549 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
550 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
551 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
552 * config/score/score.c (th_output_mi_thunk): Likewise.
553 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
554 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
555 tolerate uninitialized locator info.
558 * function.c (init_function_start): Don't init line number info.
559 (expand_function_end): Update.
560 (reset_block_changes, record_block_change, finalize_block_changes,
561 check_block_change, free_block_changes): Kill.
562 * function.h (reset_block_changes, record_block_change,
563 finalize_block_changes, check_block_change, free_block_changes): Remove
565 (struct function): Remove ib_boundaries_block.
566 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
567 Use curr_insn_locator to initialize locator.
568 (emit_line_note): Remove.
569 * cfgexpand.c (expand_gimple_cond_expr): Update.
570 (construct_exit_block): Likewise.
571 (tree_expand_cfg): Initialize/finalize locators.
572 * expr.c (expand_expr_real): Update.
573 * cfglayout.c (line_locators_locs, line_locators_lines,
574 file_locators_locs, file_locators_files): Remove.
575 (set_block_levels): Move to cfgexpand.c.
576 (insn_locators_initialize): Remove.
577 (pass_insn_locators_initialize): Remove.
578 (locations_locators_locs, locations_locators_vals): New static vars.
579 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
581 (insn_locators_alloc, insn_locators_finalize,
582 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
584 (locator_location): New.
585 (locator_line, locator_file): Rewrite.
586 * rtl.h (emit_line_note): Kill.
587 (insn_locators_alloc, insn_locators_finalize,
588 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
590 * tree-inline.c (initialize_cfun): Do not initialize
592 * passes.c (pass_insn_locators_initialize): Remove.
594 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
596 * tree-cfg.c (move_block_to_fn): Release bb from dominance
597 info. Update last_basic_block correctly.
599 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
602 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
603 register itself to hold the offset constant. Tell flow the use
604 of r4 and r5 when they are used.
606 2007-04-27 Richard Guenther <rguenther@suse.de>
608 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
609 if we simplified anything.
610 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
611 warnings until we did a simplification and the stmt was not
612 marked as TREE_NO_WARNING.
614 2007-04-27 Mike Stump <mrs@apple.com>
616 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
618 2007-04-27 Ian Lance Taylor <iant@google.com>
621 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
622 TYPE_MAX_VALUE exist, convert them to the new type.
624 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
626 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
627 if it claims to be available.
628 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
630 (perform_tree_ssa_dce): Always free postdominators.
632 2007-04-27 Richard Henderson <rth@redhat.com>
634 * config/alpha/predicates.md (aligned_memory_operand): Mark
635 as define_special_predicate.
636 (unaligned_memory_operand, normal_memory_operand): Likewise.
637 (reg_or_unaligned_mem_operand): Remove.
638 (any_memory_operand): Match the documentation and check for
639 non-renumbered pseudos during reload.
640 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
641 alpha_secondary_reload_class, update to new interface, make static.
642 Handle CQImode like HImode. Remove FP subreg check.
643 (alpha_expand_mov): Use replace_equiv_address.
644 (alpha_expand_mov_nobwx): Use any_memory_operand.
645 (TARGET_SECONDARY_RELOAD): New.
646 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
647 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
648 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
649 * config/alpha/alpha.md: ... here.
650 (RELOAD12, reloadmode): New.
652 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
653 Don't handle the aligned case here.
654 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
655 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
656 reload_inhi_help. Don't expect a scratch register.
657 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
659 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
661 2007-04-27 Richard Guenther <rguenther@suse.de>
663 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
665 2007-04-27 Richard Guenther <rguenther@suse.de>
667 PR tree-optimization/30965
668 PR tree-optimization/30978
669 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
670 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
671 (find_equivalent_equality_comparison): Likewise.
672 (simplify_cond): Likewise.
673 (get_prop_source_stmt): New helper.
674 (get_prop_dest_stmt): Likewise.
675 (can_propagate_from): Likewise.
676 (remove_prop_source_from_use): Likewise.
677 (combine_cond_expr_cond): Likewise.
678 (forward_propagate_comparison): New function.
679 (forward_propagate_into_cond): Rewrite to use fold for
681 (tree_ssa_forward_propagate_single_use_vars): Call
682 forward_propagate_comparison to propagate comparisons.
684 2007-04-27 Richard Guenther <rguenther@suse.de>
686 PR tree-optimization/31715
687 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
688 sure to do computation on the offset in an appropriate
691 2007-04-27 Richard Sandiford <richard@codesourcery.com>
693 * reload.h (elimination_target_reg_p): Declare.
694 * reload.c (find_reloads): Don't apply the reg_rtx move
695 optimization if the SET_DEST satisfies elimination_target_reg_p.
696 * reload1.c (elimination_target_reg_p): New function.
697 (gen_reload): In the move/add2 fallback, make sure that op0
698 does not overlap the destination register.
700 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
702 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
703 transform only GIMPLE_MODIFY_STMTs.
704 * tree-complex.c (expand_complex_operations_1): Ditto.
705 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
706 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
707 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
709 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
710 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
711 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
712 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
713 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
714 slpeel_add_loop_guard): Ditto.
715 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
716 * lambda-code.c (perfect_nestify): Ditto.
717 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
718 before the first statement.
719 * tree-optimize.c (execute_free_datastructures): Fix comments.
720 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
721 * tree-flow.h (disband_implicit_edges): Declaration removed.
722 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
724 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
726 (disband_implicit_edges, has_label_p): Removed.
727 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
728 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
730 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
732 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
734 * cfgexpand.c (label_rtx_for_bb): New function.
735 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
736 Use label_rtx_for_bb to find the labels.
737 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
738 last block. Detect fallthru edges.
740 2007-04-26 Ian Lance Taylor <iant@google.com>
743 * reload.c (find_reloads_subreg_address): If the address was valid
744 in the original mode but not in the new mode, reload the whole
747 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
749 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
750 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
751 (cleanup_control_expr_graph): Do not invalidate dominance info.
752 Record altered blocks.
753 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
754 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
755 cleanup_tree_cfg_bb): New functions.
756 (remove_forwarder_block): Do not maintain the worklist of blocks.
757 Record altered blocks.
758 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
760 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
761 delete_unreachable_blocks if dominators are not available.
762 * tree-inline.c (optimize_inline_calls): Free dominance information
764 * tree-flow.h (remove_edge_and_dominated_blocks,
765 cfgcleanup_altered_bbs): Altered.
766 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
768 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
770 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
771 do not invalidate dominators.
773 2007-04-26 Anatoly Sokolov <aesok@post.ru>
775 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
776 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
777 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
778 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
780 2007-04-26 Steve Ellcey <sje@cup.hp.com>
782 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
784 2007-04-26 Richard Guenther <rguenther@suse.de>
786 PR tree-optimization/31703
787 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
788 the right type for the target of the bittest.
790 2007-04-26 Richard Sandiford <richard@codesourcery.com>
792 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
793 ix86_sol10_return_in_memory.
795 2007-04-26 Richard Sandiford <richard@codesourcery.com>
797 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
800 2007-04-26 Jakub Jelinek <jakub@redhat.com>
803 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
805 PR tree-optimization/30558
806 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
807 clear this_state.prev_try.
809 2007-04-26 Richard Sandiford <richard@codesourcery.com>
810 Mark Mitchell <mark@codesourcery.com>
812 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
813 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
814 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
816 2007-04-26 Richard Sandiford <richard@codesourcery.com>
819 * doc/invoke.texi (%:print-asm-header): Document.
820 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
822 (static_spec_functions): Add print-asm-header.
823 (main): Print a banner before the --target-help linker options.
824 (print_asm_header_spec_function): New function.
826 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
829 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
830 (movsf_ie): Likewise.
832 2007-04-25 Paolo Carlini <pcarlini@suse.de>
834 * doc/extend.texi ([Type Traits]): Adjust per N2255.
836 2007-04-25 Bob Wilson <bob.wilson@acm.org>
838 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
840 (__umodsi3, __modsi3): Likewise.
842 2007-04-25 Dirk Mueller <dmueller@suse.de>
844 * c-typeck.c (build_compound_expr): Annotate warning()
845 call with OPT_Wunused_value.
846 * tree-ssa.c (warn_uninit): Annotate warning with
848 * c-common.c (handle_sentinel_attribute): Annotate warning
849 call with OPT_Wattributes.
851 2007-04-25 Thiemo Seufer <ths@mips.com>
853 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
855 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
856 on to the assembler. Improve handling of -mno-mips16. Add handling
857 of -mno-mips3d, -mno-dsp, -mno-dspr2.
858 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
859 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
860 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
862 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
865 * config/i386/winnt.c (i386_pe_file_end): Strip only
866 USER_LABEL_PREFIX when writing export name.
868 2007-04-25 Richard Sandiford <richard@codesourcery.com>
870 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
871 sh/elf.h, vx-common.h and vxworks.h.
872 * config/sh/sh.h: Include config/vxworks-dummy.h.
873 (SUBTARGET_OVERRIDE_OPTIONS): Define.
874 (OVERRIDE_OPTIONS): Use it.
875 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
876 (vxworks_picreg): New pattern.
877 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
878 VXWORKS_OS_CPP_BUILTINS.
879 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
880 to their VXWORKS_* equivalents.
881 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
882 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
883 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
884 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
885 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
886 -mrtp/-fPIC multilibs.
887 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
888 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
889 (MULTILIB_OSDIRNAMES): Delete.
891 2007-04-25 Anatoly Sokolov <aesok@post.ru>
894 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
896 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
898 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
899 rounding mode to be specified by the caller.
900 (real_to_mpfr) Likewise.
901 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
902 include new arguments.
903 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
905 2007-04-24 Ian Lance Taylor <iant@google.com>
907 PR tree-optimization/31605
908 * tree-vrp.c (set_value_range): Check that min and max are not
909 both overflow infinities.
910 (set_value_range_to_value): New static function.
911 (extract_range_from_binary_expr): Call set_value_range_to_value.
912 (extract_range_from_cond_expr): Likewise.
913 (extract_range_from_expr): Likewise.
914 (extract_range_from_unary_expr): Likewise. Don't create a range
915 which overflows on both sides.
916 (vrp_meet): Check for a useless range.
917 (vrp_visit_phi_node): If we see a constant which looks like an
918 overflow infinity, turn off the TREE_OVERFLOW flag.
920 2007-04-24 Ian Lance Taylor <iant@google.com>
922 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
924 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
927 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
928 diagnostic message is being built.
929 * tree-pretty-print.c (dump_generic_node): Only write the
930 formatted text into BUFFER's stream if we are not building a
932 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
934 * Makefile.in (toplev.o): Depend on tree-pass.h.
936 2007-04-24 Ian Lance Taylor <iant@google.com>
938 PR tree-optimization/31602
939 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
940 conditionals in the copied loop header.
941 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
942 warnings if TREE_NO_WARNING is set.
943 * doc/invoke.texi (Warning Options): Clarify that
944 -Wstrict-overflow does not warn about loops.
946 2007-04-24 Janis Johnson <janis187@us.ibm.com>
948 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
949 expand on the comment about _Decimal128 arguments and check the
950 integer result of the modulus operation; for 64-bit ELF ABI, ensure
951 that _Decimal128 argument uses even/odd register pair.
952 (function_arg): Ditto.
954 2007-04-24 Hui-May Chang <hm.chang@apple.com>
956 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
957 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
959 2007-04-24 Richard Guenther <rguenther@suse.de>
960 Olga Golovanevsky <olga@il.ibm.com>
962 * fold-const.c (multiple_of_p): Check for bottom
965 2007-04-24 Richard Henderson <rth@redhat.com>
967 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
968 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
969 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
970 looking for non-zero bits shifted out. Avoid a recursive call
971 when constructing the scalar.
972 (__floatundisf): Likewise.
974 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
976 * dwarf2out.c (field_byte_offset): Move the existing logic
977 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
978 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
980 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
983 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
984 argument of 0 for memset.
985 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
986 unsigned shift instead of the signed variant.
988 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
990 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
991 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
992 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
993 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
994 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
995 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
996 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
997 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
998 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
999 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1000 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1001 "mul<mode>3", "div<mode>3"): Insn definitions added.
1002 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1003 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1004 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1005 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1006 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1007 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1008 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1009 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1010 TARGET_FLOAT_FORMAT): Macro definitions removed.
1011 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1012 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1013 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1014 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1015 (s390_gen_rtx_const_DI): Function removed.
1016 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1018 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1020 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1021 over an external ffs function.
1023 2007-04-24 Chao-ying Fu <fu@mips.com>
1024 Richard Sandiford <richard@nildram.co.uk>
1026 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1027 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1028 (smadd_widen_optab, umadd_widen_optab): Define.
1029 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1031 * genopinit.c (optabs): Fill in smadd_widen_optab and
1033 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1034 and umadd_widen_optab to implement multiply-add sequences.
1035 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1036 (<u>maddsidi4): ...this. Extend condition to include
1037 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1038 of operand 0 to "ka" and use the three-operand form of madd<u>
1040 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1042 * config/mips/constraints.md (ka): New register constraint.
1044 2007-04-24 Jan Hubicka <j@suse.cz>
1048 2007-04-23 Jan Hubicka <jh@suse.cz>
1049 * function.c (init_function_start): Don't init line number info.
1050 (expand_function_end): Update.
1051 (reset_block_changes, record_block_change, finalize_block_changes,
1052 check_block_change, free_block_changes): Kill.
1053 * function.h (reset_block_changes, record_block_change,
1054 finalize_block_changes, check_block_change, free_block_changes): Remove
1056 (struct function): Remove ib_boundaries_block.
1057 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1058 Use curr_insn_locator to initialize locator.
1059 (emit_line_note): Remove.
1060 * cfgexpand.c (expand_gimple_cond_expr): Update.
1061 (construct_exit_block): Likewise.
1062 (tree_expand_cfg): Initialize/finalize locators.
1063 * expr.c (expand_expr_real): Update.
1064 * cfglayout.c (line_locators_locs, line_locators_lines,
1065 file_locators_locs, file_locators_files): Remove.
1066 (set_block_levels): Move to cfgexpand.c.
1067 (insn_locators_initialize): Remove.
1068 (pass_insn_locators_initialize): Remove.
1069 (locations_locators_locs, locations_locators_vals): New static vars.
1070 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1072 (insn_locators_alloc, insn_locators_finalize,
1073 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1075 (locator_location): New.
1076 (locator_line, locator_file): Rewrite.
1077 * rtl.h (emit_line_note): Kill.
1078 (insn_locators_alloc, insn_locators_finalize,
1079 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1081 * tree-inline.c (initialize_cfun): Do not initialize
1082 ib_boundaries_block.
1083 * passes.c (pass_insn_locators_initialize): Remove.
1085 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1087 * doc/invoke.texi: Removed leading '-' from option index entries.
1089 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1091 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1093 (create_phi_node): Use set_phi_nodes.
1094 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1095 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1096 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1097 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1098 (bsi_start, bsi_last): Use bb_stmt_list.
1099 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1100 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1101 Traverse the statements using tsi iterator.
1102 * basic-block.h (struct basic_block_def): Fields stmt_list
1103 and phi_nodes moved to ...
1104 (struct tree_bb_info): ... new structure.
1105 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1106 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1107 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1108 (tree_verify_flow_info): Verify that il.tree is not set for
1109 entry and exit block.
1110 (tree_split_block): Use set_bb_stmt_list.
1112 2007-04-23 Mike Stump <mrs@apple.com>
1114 * config/i386/i386.c (ix86_tune_features
1115 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1118 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1120 * config/i386/i386.md (prefix_extra): New attribute.
1121 (length): Add prefix_extra.
1123 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1124 (sse2_movntv2di): Likewise.
1125 (sse2_cvtps2dq): Likewise.
1126 (sse2_cvtpd2pi): Likewise.
1127 (sse2_cvttpd2pi): Likewise.
1128 (*sse2_cvtpd2ps): Likewise.
1129 (*add<mode>3): Likewise.
1130 (sse2_ssadd<mode>3): Likewise.
1131 (sse2_usadd<mode>3): Likewise.
1132 (*sub<mode>3): Likewise.
1133 (sse2_sssub<mode>3): Likewise.
1134 (sse2_ussub<mode>3): Likewise.
1135 (*mulv8hi3): Likewise.
1136 (*smulv8hi3_highpart): Likewise.
1137 (*umulv8hi3_highpart): Likewise.
1138 (sse2_umulv2siv2di3): Likewise.
1139 (sse2_pmaddwd): Likewise.
1140 (ashr<mode>3): Likewise.
1141 (lshr<mode>3): Likewise.
1142 (ashl<mode>3): Likewise.
1143 (sse2_ashlti3): Likewise.
1144 (sse2_lshrti3): Likewise.
1145 (*umaxv16qi3): Likewise.
1146 (*smaxv8hi3): Likewise.
1147 (*uminv16qi3): Likewise.
1148 (*sminv8hi3): Likewise.
1149 (sse2_eq<mode>3): Likewise.
1150 (sse2_gt<mode>3): Likewise.
1151 (*and<mode>3): Likewise.
1152 (sse2_nand<mode>3): Likewise.
1153 (*ior<mode>3): Likewise.
1154 (*xor<mode>3): Likewise.
1155 (sse2_packsswb): Likewise.
1156 (sse2_packssdw): Likewise.
1157 (sse2_packuswb): Likewise.
1158 (sse2_punpckhbw): Likewise.
1159 (sse2_punpcklbw): Likewise.
1160 (sse2_punpckhwd): Likewise.
1161 (sse2_punpcklwd): Likewise.
1162 (sse2_punpckhdq): Likewise.
1163 (sse2_punpckldq): Likewise.
1164 (sse2_punpckhqdq): Likewise.
1165 (sse2_punpcklqdq): Likewise.
1166 (*sse2_pinsrw): Likewise.
1167 (*sse2_pextrw): Likewise.
1168 (sse2_pshufd_1): Likewise.
1169 (sse2_uavgv16qi3): Likewise.
1170 (sse2_uavgv8hi3): Likewise.
1171 (sse2_psadbw): Likewise.
1172 (sse2_pmovmskb): Likewise.
1173 (*sse2_maskmovdqu): Likewise.
1174 (*sse2_maskmovdqu_rex64): Likewise.
1175 (sse4a_extrqi): Likewise.
1176 (sse4a_extrq): Likewise.
1177 (sse3_lddqu): Set prefix_rep.
1178 (sse3_addsubv4sf3): Likewise.
1179 (sse3_haddv4sf3): Likewise.
1180 (sse3_hsubv4sf3): Likewise.
1181 (sse_cvtss2si): Likewise.
1182 (sse_cvtss2si_2): Likewise.
1183 (sse_cvtss2siq): Likewise.
1184 (sse_cvtss2siq_2): Likewise.
1185 (sse_cvttss2si): Likewise.
1186 (sse_cvttss2siq): Likewise.
1187 (sse2_cvttps2dq): Likewise.
1188 (sse3_movshdup): Likewise.
1189 (sse3_movsldup): Likewise.
1190 (sse2_cvtsd2si): Likewise.
1191 (sse2_cvtsd2si_2): Likewise.
1192 (sse2_cvtsd2siq): Likewise.
1193 (sse2_cvtsd2siq_2): Likewise.
1194 (sse2_cvttsd2si): Likewise.
1195 (sse2_cvttsd2siq): Likewise.
1196 (*sse2_cvtpd2dq): Likewise.
1197 (*sse2_cvttpd2dq): Likewise.
1198 (sse2_pshuflw_1): Likewise.
1199 (sse2_pshufhw_1): Likewise.
1200 (sse4a_insertqi): Likewise.
1201 (sse4a_insertq): Likewise.
1202 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1203 (ssse3_phadddv4si3): Likewise.
1204 (ssse3_phaddswv8hi3): Likewise.
1205 (ssse3_phsubwv8hi3): Likewise.
1206 (ssse3_phsubdv4si3): Likewise.
1207 (ssse3_phsubswv8hi3): Likewise.
1208 (ssse3_pmaddubswv8hi3): Likewise.
1209 (ssse3_pmulhrswv8hi3): Likewise.
1210 (ssse3_pshufbv16qi3): Likewise.
1211 (ssse3_psign<mode>3): Likewise.
1212 (ssse3_palignrti): Likewise.
1213 (abs<mode>2): Likewise.
1214 (ssse3_phaddwv4hi3): Set prefix_extra.
1215 (ssse3_phadddv2si3): Likewise.
1216 (ssse3_phaddswv4hi3): Likewise.
1217 (ssse3_phsubwv4hi3): Likewise.
1218 (ssse3_phsubdv2si3): Likewise.
1219 (ssse3_phsubswv4hi3): Likewise.
1220 (ssse3_pmaddubswv4hi3): Likewise.
1221 (ssse3_pmulhrswv4hi3): Likewise.
1222 (ssse3_pshufbv8qi3): Likewise.
1223 (ssse3_psign<mode>3): Likewise.
1224 (ssse3_palignrdi): Likewise.
1225 (abs<mode>2): Likewise.
1226 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1227 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1228 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1230 2007-04-23 Nick Clifton <nickc@redhat.com>
1232 * params.def: Fix formatting of emacs local variables.
1234 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1236 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1237 move if inter-unit move isn't allowed.
1238 Don't split moving the first element of V2DI to DI to inter-unit
1239 move if inter-unit move isn't allowed.
1241 2007-04-23 Richard Guenther <rguenther@suse.de>
1243 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1244 and CDI_POST_DOMINATORS separately.
1246 2007-04-23 Nick Clifton <nickc@redhat.com>
1248 * c.opt (Wformat-contains-nul): Add warning attribute.
1250 2007-04-23 Jan Hubicka <jh@suse.cz>
1252 * function.c (init_function_start): Don't init line number info.
1253 (expand_function_end): Update.
1254 (reset_block_changes, record_block_change, finalize_block_changes,
1255 check_block_change, free_block_changes): Kill.
1256 * function.h (reset_block_changes, record_block_change,
1257 finalize_block_changes, check_block_change, free_block_changes): Remove
1259 (struct function): Remove ib_boundaries_block.
1260 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1261 Use curr_insn_locator to initialize locator.
1262 (emit_line_note): Remove.
1263 * cfgexpand.c (expand_gimple_cond_expr): Update.
1264 (construct_exit_block): Likewise.
1265 (tree_expand_cfg): Initialize/finalize locators.
1266 * expr.c (expand_expr_real): Update.
1267 * cfglayout.c (line_locators_locs, line_locators_lines,
1268 file_locators_locs, file_locators_files): Remove.
1269 (set_block_levels): Move to cfgexpand.c.
1270 (insn_locators_initialize): Remove.
1271 (pass_insn_locators_initialize): Remove.
1272 (locations_locators_locs, locations_locators_vals): New static vars.
1273 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1275 (insn_locators_alloc, insn_locators_finalize,
1276 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1278 (locator_location): New.
1279 (locator_line, locator_file): Rewrite.
1280 * rtl.h (emit_line_note): Kill.
1281 (insn_locators_alloc, insn_locators_finalize,
1282 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1284 * tree-inline.c (initialize_cfun): Do not initialize
1285 ib_boundaries_block.
1286 * passes.c (pass_insn_locators_initialize): Remove.
1288 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1291 * expr.c (reduce_to_bit_field_precision): Handle
1294 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
1296 PR tree-optimization/24659
1297 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
1298 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
1299 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
1300 * genopinit.c (optabs): Rename vec_pack_mod_optab
1301 to vec_pack_trunc_optab.
1302 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
1303 early for scalar floating point operands for NOP_EXPR.
1304 (vectorizable_type_promotion): Ditto.
1305 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
1306 vec_pack_trunc_optab.
1307 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
1309 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
1310 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
1311 Rename from VEC_PACK_MOD_EXPR.
1312 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
1313 * expr.c (expand_expr_real_1): Ditto.
1314 * tree-inline.c (estimate_num_insns_1): Ditto.
1315 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1317 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
1318 (vec_unpacks_lo_v4sf): Ditto.
1319 (vec_pack_trunc_v2df): Ditto.
1320 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
1321 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1322 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
1324 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
1326 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1328 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
1329 Rename from VEC_PACK_MOD_EXPR. This expression also represent
1330 packing of floating point operands.
1331 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
1332 represent unpacking of floating point operands.
1333 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
1334 [vec_unpacks_hi]: Ditto.
1335 [vec_unpacks_lo]: Ditto.
1337 2007-04-22 Jan Hubicka <jh@suse.cz>
1339 * final.c (rest_of_handle_final): Call
1340 targetm.asm_out.constructor/targetm.asm_out.destructor
1341 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
1342 proper priority via decl_*_priority_insert.
1343 * c-common.c (c_expand_body): Likewise.
1345 2007-04-22 Richard Guenther <rguenther@suse.de>
1347 PR tree-optimization/29789
1348 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
1349 (rewrite_reciprocal): New helper split out from
1350 determine_invariantness_stmt.
1351 (rewrite_bittest): Likewise.
1352 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
1353 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
1356 2007-04-22 Revital Eres <eres@il.ibm.com>
1358 * loop-unroll.c (var_to_expand): New field to support also
1359 insns of the form x = something + x.
1360 (analyze_insn_to_expand_var): Use it.
1361 (expand_var_during_unrolling): Likewise.
1363 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1365 * predict.c: Include pointer-set.h.
1366 (bb_predictions): New variable.
1367 (tree_predicted_by_p, tree_predict_edge,
1368 remove_predictions_associated_with_edge): Use bb_predictions map
1369 instead of bb->predictions.
1370 (clear_bb_predictions, assert_is_empty): New functions.
1371 (combine_predictions_for_bb): Use bb_predictions map. Call
1372 clear_bb_predictions.
1373 (tree_estimate_probability): Create and free bb_predictions map.
1374 * Makefile.in (predict.o): Add pointer-set.h dependency.
1375 * basic-block.h (struct basic_block_def): Remove predictions
1377 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
1379 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1382 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
1385 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1387 * timevar.c (timevar_print): Change reference of --disable-checking to
1388 --enable-checking=release. Also warn if assert checking is disabled.
1390 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1393 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
1394 decl as addressable if the compound literal was marked as
1396 Mark the decl as a gimple register if it is a complex or
1397 vector decl and does not live in memory.
1399 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1401 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
1402 (GENERIC_NEXT): New function macro.
1403 (PHI_CHAIN): Use phi_node's new chain variable.
1404 (tree_phi_node): Change tree_common to tree_base
1405 and add the chain field.
1406 * tree-phinodes.c (make_phi_node): Don't set
1407 TREE_TYPE on the new node.
1408 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
1409 instead of checking GIMPLE_TUPLE_P in chain_next.
1410 * tree-vect-transform.c
1411 (get_initial_def_for_induction): Look at
1412 PHI_RESULT_TREE for the type of the phi node.
1413 (update_vuses_to_preheader): Use PHI_CHAIN
1414 instead of TREE_CHAIN on the phi node.
1415 * tree-ssa-structalias.c (compute_points_to_sets):
1417 (ipa_pta_execute): Likewise.
1419 2007-04-21 Richard Guenther <rguenther@suse.de>
1422 * fold-const.c (fold_unary): Call fold_convert_const on the
1425 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
1427 * gcse.c (store_killed_in_insn): Handle PARALLELs.
1428 (store_killed_in_pat): New.
1430 2007-04-20 Richard Henderson <rth@redhat.com>
1433 * config/i386/i386.c (type_has_variadic_args_p): Look for any
1434 TREE_LIST with a void_type_node value, not void_list_node exactly.
1436 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
1438 * doc/standards.texi: Re-arrange into language-specific
1439 subsections. Add a C++ section, documenting which standards we
1442 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1444 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
1445 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
1447 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
1449 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
1450 ecrti.o and crtbegin.o.
1451 (LIB_DEFAULT_SPEC): Include -lc.
1452 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
1454 2007-04-20 Richard Henderson <rth@redhat.com>
1457 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
1458 argument; update all callers.
1459 (get_unaligned_offset): New.
1460 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
1461 get_unaligned_address, just pass on the address directly.
1462 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
1463 the subreg in the helper patterns.
1464 (unaligned_extendqidi_le): Use get_unaligned_offset.
1465 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
1466 (unaligned_extendhidi_be): Likewise.
1467 (unaligned_extendhidi): Tidy.
1468 * config/alpha/alpha-protos.h: Update.
1470 2007-04-20 Richard Henderson <rth@redhat.com>
1472 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
1473 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1474 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
1475 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1476 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1477 (CPP_SPEC): Don't include %(cpp_subtarget).
1478 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
1479 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1480 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
1482 2007-04-20 Jakub Jelinek <jakub@redhat.com>
1484 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
1485 for __builtin_ia32_cmpordss.
1487 PR tree-optimization/31632
1488 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1489 and arg1 for optimizations of comparison against min/max values.
1490 Fold arg0 to arg1's type for optimizations of comparison against
1491 min+1 and max-1 values.
1493 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
1495 * reload.c (combine_reloads): When trying to use a dying register,
1496 check whether it's uninitialized and don't use if so.
1498 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
1500 * fold-const.c: Remove prototypes for native_encode_expr and
1501 native_interpret_expr.
1502 (native_encode_expr): Make non-static.
1503 (native_interpret_expr): Likewise.
1504 * tree.h: Add prototypes for the above.
1506 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1508 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
1509 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
1510 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
1511 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
1512 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
1513 Add length attributes.
1515 2007-04-19 Janis Johnson <janis187@us.ibm.com>
1517 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
1520 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
1521 __STDC_WANT_DEC_FP__.
1523 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1525 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
1526 for long double compatibility.
1527 * configure: Regenerate.
1529 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1531 PR rtl-optimization/29841
1532 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
1534 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
1535 that may cause control flow transfer from being moved.
1537 2007-04-18 Jan Hubicka <jh@suse.cz>
1539 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
1542 2007-04-18 Eric Christopher <echristo@apple.com>
1544 * config/rs6000/darwin.md (load_macho_picbase): Use link register
1545 only. Update operands.
1546 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
1547 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
1548 link register to pic register.
1550 2007-04-18 Dirk Mueller <dmueller@suse.de>
1553 * tree-vrp.c (search_for_addr_array): New.
1554 (check_array_bounds): Suppress warning about
1555 address taken of array refs if its not de-referenced.
1557 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1559 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
1560 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
1562 * tree-vectorizer.h (NITERS_KNOWN_P): New.
1563 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
1564 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
1566 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1568 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
1570 (vect_analyze_scalar_cycles): Fix indentation.
1571 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
1572 (vect_mark_relevant): Include phis in relevance analysis.
1574 * tree-vect-transform.c (vect_transform_loop): Add an assert.
1576 2007-04-18 Anatoly Sokolov <aesok@post.ru>
1578 * config/avr/avr.c (ptrreg_to_str): Replace error() with
1579 output_operand_lossage().
1581 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1583 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
1584 the unused code for reduction without adjust-in-epilog to simplify the
1587 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
1589 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
1590 (S390_TDC_NEGATIVE_ZERO): New constant.
1591 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
1592 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
1593 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
1594 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
1595 (S390_TDC_POSITIVE_INFINITY): New constant.
1596 (S390_TDC_NEGATIVE_INFINITY): New constant.
1597 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
1598 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
1599 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
1600 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
1601 (S390_TDC_INFINITY): New constant.
1602 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
1603 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
1604 optimization for UNSPEC_CCZ_TO_INT.
1605 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
1606 ("*ccz_to_int"): New insn.
1607 ("isinf<mode>2"): New insn.
1608 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
1609 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
1610 (UNSPEC_CCZ_TO_INT): New constant.
1612 2007-04-18 Richard Guenther <rguenther@suse.de>
1614 PR tree-optimization/19431
1615 PR tree-optimization/21463
1616 * tree-pass.h (pass_phiprop): Declare.
1617 * passes.c (init_optimization_passes): New phiprop pass.
1618 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
1619 (phivn_valid_p): New helper function.
1620 (phiprop_insert_phi): Likewise.
1621 (propagate_with_phi): Likewise.
1622 (tree_ssa_phiprop): New propagator propagating loads
1623 through phi nodes if profitable.
1625 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1627 * tree-vect-analyze.c (process_use): New function.
1628 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
1629 Check phis in all bbs.
1630 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
1633 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1635 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
1638 2007-04-17 Anatoly Sokolov <aesok@post.ru>
1641 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1644 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
1646 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1648 (sse_vmmulv4sf3): Likewise.
1649 (sse2_vmaddv2df3): Likewise.
1650 (sse2_vmmulv2df3): Likewise.
1652 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
1654 PR rtl-optimization/31360
1655 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
1656 (target_reg_cost): New.
1657 (init_set_costs): Initialize target_reg_cost. Add comments
1658 regarding the rationale of the costs.
1659 (global_cost_for_size): Renamed to...
1660 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
1661 of register pressure.
1662 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
1663 estimate_reg_pressure_cost. Add number of ivs.
1664 (determine_set_costs): Dump target_reg_cost.
1665 * loop-invariant.c (gain_for_invariant): Use
1666 estimate_reg_pressure_cost. Removed n_inv_uses argument.
1667 (best_gain_for_invariant, find_invariants_to_move): Remove
1669 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
1670 (target_reg_cost): Declare.
1671 (global_cost_for_size): Declaration removed.
1672 (estimate_reg_pressure_cost): Declare.
1674 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
1676 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
1677 regnos into even/odd register pairs.
1678 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
1679 TDmode similar to the other floating point modes.
1680 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
1681 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
1683 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
1684 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
1685 (movdd_hardfloat64): Use TARGET_MFPGPR.
1687 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
1689 * reload1.c (delete_output_reload): Don't count output in n_inherited.
1692 2005-01-05 Richard Henderson <rth@redhat.com>
1694 * reload1.c (do_input_reload): Restrict the optimization deleteing
1695 a previous output reload to RELOAD_FOR_INPUT.
1697 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
1699 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
1700 induc_vec_info_type.
1701 (vectorizable_induction): New function declaration.
1702 * tree-vect-transform.c (get_initial_def_for_induction): No need to
1703 check if already vectorized. Find first place in BB where new stmts
1704 can be inserted. Takes only one argument.
1705 (vectorizable_induction): New function.
1706 (vect_transform_stmt): Add case for induc_vec_info_type to call
1707 vectorizable_induction.
1708 (vect_transform_loop): Consider phis for vectorization.
1709 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
1711 (analyze_operations): Call vectorizable_induction when analyzing phis.
1713 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
1714 (vect_mark_relevant): Include phis in relevance analysis.
1715 (vect_mark_stmts_to_be_vectorize): Likewise.
1716 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
1718 2007-04-16 Lawrence Crowl <crowl@google.com>
1720 * doc/invoke.texi (Debugging Options): Add documentation for the
1721 -femit-struct-debug options -femit-struct-debug-baseonly,
1722 -femit-struct-debug-reduced, and
1723 -femit-struct-debug-detailed[=...].
1725 * c-opts.c (c_common_handle_option): Add
1726 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
1727 and OPT_femit_struct_debug_detailed_.
1728 * c.opt: Add specifications for
1729 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
1730 and -femit-struct-debug-detailed[=...].
1731 * opts.c (set_struct_debug_option): Parse the
1732 -femit-struct-debug-... options.
1733 * opts.c (matches_main_base, main_input_basename,
1734 main_input_baselength, base_of_path, matches_main_base): Add
1735 variables and functions to compare header base name to compilation
1737 * opts.c (should_emit_struct_debug): Add to determine to emit a
1738 structure based on the option.
1739 (dump_struct_debug) Also disabled function to debug this
1741 * opts.c (handle_options): Save the base name of the
1744 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
1745 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
1746 This hook indicates if a type is generic. Set it by default
1748 * langhooks.h (struct lang_hooks_for_types): Add a new hook
1749 to determine if a struct type is generic or not.
1750 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
1751 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
1752 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
1755 * flags.h (enum debug_info_usage): Add an enumeration to describe
1756 a program's use of a structure type.
1757 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
1758 to indicate the program's usage of the type. Filter structs based
1759 on the -femit-struct-debug-... specification.
1760 (gen_type_die): Split into two routines, gen_type_die and
1761 gen_type_die_with_usage. gen_type_die is now a wrapper
1762 that assumes direct usage.
1763 (gen_type_die_with_usage): Replace calls to gen_type_die
1764 with gen_type_die_with_usage adding the program usage of
1765 the referenced type.
1766 (dwarf2out_imported_module_or_decl): Suppress struct debug
1767 information using should_emit_struct_debug when appropriate.
1769 2007-04-16 Ian Lance Taylor <iant@google.com>
1771 PR tree-optimization/31522
1772 * tree-vrp.c (vr_phi_edge_counts): New static variable.
1773 (vrp_initialize): Allocate vr_phi_edge_counts.
1774 (vrp_visit_phi_node): Don't push to infinity if we saw a new
1775 executable edge. Drop test for all constants.
1776 (vrp_finalize): Free vrp_phi_edge_counts.
1778 * doc/cpp.texi (Common Predefined Macros): Clarify description of
1779 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1781 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
1782 predecessors at head rather than tail.
1784 2007-04-16 Matthias Klose <doko@debian.org>
1786 * config/alpha/linux.h (CPP_SPEC): Define.
1787 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
1789 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
1791 * function.h: Remove sequence_stack extern declaration.
1793 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1795 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
1797 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
1800 2007-04-16 Anatoly Sokolov <aesok@post.ru>
1802 * config/avr/avr.c (avr_arch_types): Rearranging array.
1803 (enum avr_arch): Add.
1804 (avr_mcu_types): Use avr_arch enumeration constants instead of
1806 * config/avr/avr.h (LINK_SPEC): Simplify.
1808 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1810 * config/m68k/m68k.c (m68k_libcall_value,
1811 m68k_function_value): Use macros for register names more.
1813 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
1815 (M68K_REGNAME): Use A6_REG.
1816 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
1818 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1821 * sched-int.h (struct deps): Split field 'pending_lists_length' into
1822 'pending_read_list_length' and 'pending_write_list_length'. Update
1824 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
1825 to handle two length counters instead of one. Update all uses.
1826 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
1827 two length counters instead of one.
1828 * sched-rgn.c (propagate_deps): Update to handle two length counters
1831 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
1834 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
1835 copy of source, pass it to ix86_expand_vector_set and return
1838 2007-04-16 David Ung <davidu@mips.com>
1839 Joseph Myers <joseph@codesourcery.com>
1841 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
1842 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
1843 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1844 Add 74K processor information.
1845 * config/mips/mips.md: Include 74k.md.
1846 (cpu): Add 74kc,74kf,74kx.
1847 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
1848 * config/mips/74k.md: New.
1849 * doc/invoke.texi (MIPS Options): Document 74K support.
1851 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
1853 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
1854 vectorizable_* functions.
1855 * tree-vect-transform.c (vectorizable_call): Add check for
1856 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
1857 (vectorizable_store): likewise.
1858 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
1860 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1861 (vectorizable_type_promotion, vectorizable_load): Likewise.
1862 (vectorizable_live_operation, vectorizable_condition): Likewise.
1863 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
1865 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
1867 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1869 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
1870 register numbers more.
1871 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
1872 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
1873 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
1874 FUNCTION_VALUE_REGNO_P): Likewise.
1875 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
1876 STATIC_CHAIN_REGNUM): Likewise.
1877 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
1878 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
1879 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
1880 * config/m68k/m68k.md (FP_REG): New.
1882 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1884 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
1887 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1889 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
1890 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
1893 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1895 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
1898 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1901 * c-decl.c (finish_decl): Grab the type of the decl after the call
1902 to store_init_value.
1904 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
1906 * common.opt (fforward-propagate): Fix "Optimization" annotation.
1908 2007-04-14 Jakub Jelinek <jakub@redhat.com>
1911 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
1912 post dominators and cleanup cfg before returning.
1914 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
1916 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
1917 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
1919 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
1921 * config.gcc: Recognize fido.
1922 * config/m68k/m68k-devices.def (fidoa): New.
1923 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
1925 (FL_FIDOA, TARGET_FIDOA): New.
1926 * config/m68k/m68k.opt (mfidoa): New.
1928 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1931 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
1932 when a personality function is used.
1934 2007-04-13 Bob Wilson <bob.wilson@acm.org>
1936 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
1938 2007-04-13 Mike Stump <mrs@apple.com>
1940 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
1942 * config/darwin.opt (fapple-kext): Make C++ only.
1943 * config/darwin.c (darwin_override_options): Remove code to ensure
1944 -fapple-kext is given for C++ only.
1946 2007-04-13 Richard Sandiford <richard@codesourcery.com>
1948 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
1949 * config/mips/mips.c (override_options): Call
1950 SUBTARGET_OVERRIDE_OPTIONS, if defined.
1952 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1954 * config/i386/i386.opt (msvr3-shlib): Removed.
1956 * doc/invoke.texi: Remove -msvr3-shlib.
1958 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1960 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
1961 with "popcnt" instruction.
1963 2007-04-13 Richard Guenther <rguenther@suse.de>
1965 PR tree-optimization/21258
1966 * tree-vrp.c (compare_case_labels): New helper.
1967 (find_switch_asserts): New function.
1968 (find_assert_locations): Call it for SWITCH_EXPRs.
1970 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
1972 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
1973 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
1974 check is now implied in X87_FLOAT_MODE_P.
1975 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1976 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1977 (fix_trunc<mode>_i386_fisttp): Ditto.
1978 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1979 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1980 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1981 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1982 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1983 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1984 (unnamed_splitters): Ditto.
1985 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
1986 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
1987 FIRST_SSE_REG for local functions when SSE math is enabled or
1988 for functions with sseregparm attribute.
1989 (standard_80387_constant_p): Return -1 if mode is not
1991 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
1992 (ix86_expand_compare): Ditto.
1993 (ix86_expand_carry_flag_compare): Ditto.
1994 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
1995 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
1996 DECIMAL_FLOAT_MODE_P.
1997 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
1998 of SCALAR_FLOAT_MODE_P.
1999 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2000 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2001 checks before FLOAT_MODE_P.
2002 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2003 before FLOAT_MODE_P.
2008 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2010 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2011 Charles Wilson <libtool@cwilson.fastmail.fm>
2013 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2014 (libgcc.mvars): Don't depend on them.
2015 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2016 * exec-tool.in: New.
2018 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2020 * doc/invoke.text (--help): Document --help=common.
2022 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2024 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2026 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2028 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2029 * genemit.c (main): Emit #include "integrate.h".
2030 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2031 (LOADGP_RTP): New mips_loadgp_style.
2032 * config/mips/mips.h: Include config/vxworks-dummy.h.
2033 (TARGET_RTP_PIC): New macro.
2034 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2035 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2036 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2038 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2039 -mvxworks-pic when using -mrtp and a PIC option.
2040 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2042 (mips_symbolic_constant_p, mips_symbolic_address_p)
2043 (mips_symbol_insns): Handle SYMBOL_HALF.
2044 (override_options): Warn about -G and -mrtp being used together.
2045 Initialize mips_lo_relocs[SYMBOL_HALF].
2046 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2047 (mips_emit_loadgp): Handle LOADGP_RTP.
2048 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2049 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2050 (tablejump): Handle function-relative case table entries if
2052 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2054 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2056 * config/mips/mips.md (load_call<mode>): Allow any general register.
2058 (sibcall_value_internal, sibcall_value_multiple_internal)
2059 (call_value_internal, call_value_split, call_value_multiple_internal)
2060 (call_value_multiple_split): Remove constraints from operand 0.
2062 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2064 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2065 rather than loadgp_noshared.
2066 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2067 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2069 * config/mips/mips.md (loadgp): Rename to...
2070 (loadgp_newabi): ...this.
2071 (loadgp_noshared): Rename to...
2072 (loadgp_absolute): ...this.
2074 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2076 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2077 false for locally-binding symbols.
2078 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2080 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2082 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2083 (SYMBOL_GOT_PAGE_OFST): ...this.
2084 (SYMBOL_GOT_GLOBAL): Rename to...
2085 (SYMBOL_GOT_DISP): ...this.
2086 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2087 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2088 * config/mips/mips.c (mips_global_symbol_p): New function.
2089 (mips_symbol_binds_local_p): Likewise.
2090 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2091 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2092 and mips_symbol_binds_local_p.
2093 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2094 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2095 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2097 (mips_ok_for_lazy_binding_p): New function.
2098 (mips_load_call_address, mips_expand_call): Use it.
2099 (mips_dangerous_for_la25_p): Likewise.
2100 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2101 (*got_disp<mode>): Use got_disp_operand instead of
2102 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2103 SYMBOL_GOTOFF_GLOBAL.
2104 (*got_page<mode>): Use got_page_ofst_operand instead of
2106 * config/mips/predicates.md (const_call_insn_operand): Use
2107 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2108 (global_got_operand): Rename to...
2109 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2111 (local_got_operand): Rename to...
2112 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2113 of SYMBOL_GOT_LOCAL.
2115 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2117 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2118 TARGET_CALL_CLOBBERED_GP.
2119 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2120 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2121 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2122 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2123 of TARGET_ABICALLS && !TARGET_NEWABI.
2124 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2125 * config/mips/mips.c (mips_load_call_address): Check
2126 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2127 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2128 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2129 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2130 TARGET_ABICALLS && TARGET_NEWABI.
2131 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2133 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2134 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2135 TARGET_ABICALLS && TARGET_NEWABI.
2136 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2137 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2138 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2139 whether indirect calls must use $25.
2140 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2142 * config/mips/mips.md (jal_macro): Check flag_pic and
2143 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2144 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2145 instead of TARGET_ABICALLS.
2146 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2147 TARGET_ABICALLS && TARGET_OLDABI.
2148 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2149 (sibcall): In the comment above the define_insn, mention
2150 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2151 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2152 instead of TARGET_ABICALLS.
2154 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2156 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2157 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2158 (MACFLAGS_MATCH_P): New macro.
2159 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2160 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2161 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2162 the other MACFLAG constants.
2163 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2164 (flag_machi): Tighten constraints. Renumber some of the operands.
2165 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2167 (flag_machi_parts_acconly): New pattern.
2168 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2170 (flag_macinit1hi): Tighten constraints.
2171 (flag_mul_macv2hi_parts_acconly): New pattern.
2173 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2174 Use a more efficient implementation.
2175 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2176 inline sequences when not optimizing for size.
2178 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2179 movhi_high2low): Delete, merge functionality into...
2180 (packv2hi): ... this pattern.
2182 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2183 * config/bfin/bfin.opt (msim): New option.
2184 (mcpu=): New option.
2185 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2186 (bfin_cpu_t): Typedef of enum bfin_cpu.
2187 (bfin_cpu_type): New declaration.
2188 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2189 -msim and -mcpu= options.
2190 (LIB_SPEC): Likewise.
2191 * config/bfin/bfin.c (bfin_cpu_type): Define.
2192 (bfin_handle_option): Handle -mcpu= option.
2193 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2194 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2195 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2197 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2199 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2200 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2201 (powerpc-wrs-vxworksae): Use ${tm_file}.
2202 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2203 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2204 * config/i386/vx-common.h: New file.
2206 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2208 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2211 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2213 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2216 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2220 * c-common.c (c_build_qualified_type): Set canonical type
2223 2007-04-12 Richard Guenther <rguenther@suse.de>
2225 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2226 lower bound and element size if lower bound is not zero
2227 or either of the ARRAY_REF operands is set.
2229 2007-04-12 Richard Guenther <rguenther@suse.de>
2231 PR tree-optimization/24689
2232 PR tree-optimization/31307
2233 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2235 * gimplify.c (canonicalize_addr_expr): To be consistent with
2236 gimplify_compound_lval only set operands two and three of
2237 ARRAY_REFs if they are not gimple_min_invariant. This makes
2238 it never at this place.
2239 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2241 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2243 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2244 null before emitting a .nsubspa directive.
2246 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2248 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2249 need_to_partition_p if there are no memory statements in the
2252 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2254 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2255 (gcd_of_steps_may_divide_p): New function.
2256 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2258 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2260 * reload.c (find_reloads_toplev, find_reloads_address,
2261 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2262 not a pointer equality test, to decide if we need to call
2263 push_reg_equiv_alt_mem.
2265 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2267 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2268 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2269 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2271 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2273 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
2274 vector to be positive.
2276 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2280 * doc/invoke.texi: Document --params max-aliased-vops and
2282 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
2283 debug_memory_partitions): Move to tree-flow.h
2284 * params.h (AVG_ALIASED_VOPS): Define.
2285 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
2287 (mp_info_t): Likewise.
2288 (get_mem_sym_stats_for): New.
2289 (set_memory_partition): Move from tree-flow-inline.h.
2290 (mark_non_addressable): Only clear the set of symbols for the
2291 partition if it exists.
2292 (dump_memory_partitions): Move from tree-ssa-operands.c
2293 (debug_memory_partitions): Likewise.
2294 (need_to_partition_p): New.
2295 (dump_mem_ref_stats): New.
2296 (debug_mem_ref_stats): New.
2297 (dump_mem_sym_stats): New.
2298 (debug_mem_sym_stats): New.
2299 (update_mem_sym_stats_from_stmt): New.
2300 (compare_mp_info_entries): New.
2301 (mp_info_cmp): Call it.
2302 (sort_mp_info): Change argument to a list of mem_sym_stats_t
2304 (get_mpt_for): Move from tree-ssa-operands.c.
2305 (find_partition_for): New.
2306 (create_partition_for): Remove.
2307 (estimate_vop_reduction): New.
2308 (update_reference_counts): New.
2309 (build_mp_info): New.
2310 (compute_memory_partitions): Refactor.
2311 Document new heuristic.
2312 Call build_mp_info, update_reference_counts,
2313 find_partition_for and estimate_vop_reduction.
2314 (compute_may_aliases): Populate virtual operands before
2315 calling debugging dumps.
2316 (delete_mem_sym_stats): New.
2317 (delete_mem_ref_stats): New.
2318 (init_mem_ref_stats): New.
2319 (init_alias_info): Call it.
2320 (maybe_create_global_var): Remove alias_info argument.
2321 Get number of call sites and number of pure/const call sites
2322 from gimple_mem_ref_stats().
2323 (dump_alias_info): Call dump_memory_partitions first.
2324 (dump_points_to_info_for): Show how many times a pointer has
2326 * opts.c (decode_options): For -O2 set --param
2327 max-aliased-vops to 500.
2328 For -O3 set --param max-aliased-vops to 1000 and --param
2329 avg-aliased-vops to 3.
2330 * fortran/options.c (gfc_init_options): Remove assignment to
2332 * tree-flow-inline.h (gimple_mem_ref_stats): New.
2333 * tree-dfa.c (dump_variable): Dump memory reference
2335 Dump NO_ALIAS* settings.
2336 (referenced_var_lookup): Tidy.
2337 (mem_sym_stats): New.
2338 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
2339 and ORIG are different SSA names for a memory partition.
2340 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
2341 * tree-flow.h (struct mem_sym_stats_d): Define.
2342 (mem_sym_stats_t): Define.
2343 (struct mem_ref_stats_d): Define.
2344 (struct gimple_df): Add field mem_ref_stats.
2345 (enum noalias_state): Define.
2346 (struct var_ann_d): Add bitfield noalias_state.
2347 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
2348 debug_mem_ref_stats, debug_memory_partitions,
2349 debug_mem_sym_stats): Declare.
2350 * tree-ssa-structalias.c (update_alias_info): Update call
2351 sites, pure/const call sites and asm sites in structure
2352 returned by gimple_mem_ref_stats.
2353 Remove local variable IS_POTENTIAL_DEREF.
2354 Increase NUM_DEREFS if the memory expression is a potential
2356 Call update_mem_sym_stats_from_stmt.
2357 If the memory references memory, call
2358 update_mem_sym_stats_from_stmt for all the direct memory
2359 symbol references found.
2360 (intra_create_variable_infos): Set noalias_state field for
2361 pointer arguments according to the value of
2362 flag_argument_noalias.
2363 * tree-ssa-structalias.h (struct alias_info): Remove fields
2364 num_calls_found and num_pure_const_calls_found.
2365 (update_mem_sym_stats_from_stmt): Declare.
2366 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
2367 Set default value to 100.
2368 (PARAM_AVG_ALIASED_VOPS): Define.
2370 2007-04-11 Richard Guenther <rguenther@suse.de>
2373 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
2374 a * -b + c as c - a * b if we honor sign dependent rounding.
2376 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2378 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
2380 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
2381 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
2383 (initialize_trampoline): Don't use old-style function definition.
2384 (bfin_secondary_reload): Mark IN_P argument as unused.
2386 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
2388 PR tree-optimization/31343
2389 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
2390 (build_polynomial_chrec): Return a scalar when the evolution is zero.
2391 * testsuite/gcc.dg/vect/pr31343.c: New.
2393 2007-04-10 Eric Christopher <echristo@apple.com>
2395 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
2396 * config/i386/i386.md (*cmpfp0): Use.
2397 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2398 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2399 (fix_trunc<mode>_i386_fisttp): Ditto.
2400 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2401 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2402 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2403 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2404 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2405 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2406 (unnamed_splitters): Ditto.
2407 * config/i386/i386.c (output_fix_trunc): Assert that
2408 we're not being passed a TFmode operand.
2410 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
2412 PR tree-optimization/31526
2413 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
2414 n_basic_blocks to find newly added blocks.
2416 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
2418 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
2420 (fix_trunc<mode>si_sse): Ditto.
2421 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
2422 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
2423 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
2424 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
2425 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
2426 expander using SSEMODEF mode macro.
2427 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
2428 expander using SSEMODEF mode macro.
2429 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
2430 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
2431 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
2432 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
2433 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
2434 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
2435 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
2436 Macroize insn using X87MODEF mode macro.
2438 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
2440 * config/i386/sse.md (sse2_pinsrw): Removed.
2441 (sse2_pextrw): Renamed to ...
2442 (*sse2_pextrw): This.
2444 2007-04-09 Jan Hubicka <jh@suse.cz>
2447 * config/i386/sse.md
2448 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
2449 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
2450 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
2451 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
2453 2007-04-09 Jan Hubicka <jh@suse.cz>
2455 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
2456 multiple fields of union.
2458 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
2460 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
2461 (create_preheaders): Check that loops are available.
2462 (fix_loop_structure): Clean up, improve comments.
2463 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
2464 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
2466 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
2467 * predict.c (tree_estimate_probability): Do not call
2468 calculate_dominance_info. Call create_preheaders.
2469 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
2470 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
2472 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
2473 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
2474 * tree-cfg.c (tree_split_edge): Make an assert more precise.
2475 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
2478 2007-04-08 Jan Hubicka <jh@suse.cz>
2480 * tree.h (maybe_fold_offset_to_component_ref): Declare.
2481 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
2482 * fold-const.c (fold_unary): Use it.
2484 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2486 * varasm.c (assemble_variable): Remove call to
2487 lang_hooks.decls.prepare_assemble_variable.
2488 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
2489 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
2490 * langhooks.h (lang_hooks_for_decls): Remove
2491 prepare_assemble_variable.
2493 2007-04-08 Mike Stump <mrs@apple.com>
2495 * config/i386/i386.c: Use inc/dec on Core2.
2497 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
2499 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
2500 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2501 lhd_tree_inlining_end_inlining): Remove.
2502 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
2503 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
2505 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
2506 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2507 lhd_tree_inlining_end_inlining): Remove prototypes.
2508 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
2509 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
2510 LANG_HOOKS_TREE_INLINING_START_INLINING,
2511 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
2513 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
2516 2007-04-08 Anatoly Sokolov <aesok@post.ru>
2519 * config/avr/predicates.md (io_address_operand): Delete predicate.
2520 (low_io_address_operand): Don't use 'mode' argument.
2521 (higth_io_address_operand): Rename ...
2522 (high_io_address_operand): ... to this. Don't use 'mode' argument.
2523 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
2526 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
2528 Revert change removing staticp.
2530 2007-04-07 Anatoly Sokolov <aesok@post.ru>
2533 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
2536 2007-04-07 Bruce Korb <bkorb@gnu.org>
2538 * c.opt: Add -Wformat-contains-nul.
2539 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
2541 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
2542 the NUL byte warning.
2544 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
2546 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
2548 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2550 * tree.c (staticp): No longer use staticp langhook.
2551 * langhooks.c (lhd_staticp): Removed.
2552 * langhooks.h (struct lang_hooks): Remove staticp.
2553 * c-common.c (c_staticp): Remove.
2554 * c-common.h (c_staticp): Ditto.
2555 * langhooks-defs.h (lhd_staticp): Ditto.
2556 (LHD_HOOKS_STATICP): Ditto
2557 * tree.h (gcc_assert_lowered): New macro.
2559 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2561 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
2562 argument "reliable".
2563 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
2564 Add argument "reliable". Propagate it through calls.
2565 (infer_loop_bounds_from_undefined): Derive number of iterations
2566 estimates from references in blocks that do not dominate loop latch.
2567 (gcov_type_to_double_int): New function.
2568 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
2569 and expected_loop_iterations_unbounded.
2570 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
2571 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
2572 * tree-data-ref.c (estimated_loop_iterations): Export.
2573 (get_references_in_stmt): Fix -- do not return addresses of local
2575 * cfgloop.h (expected_loop_iterations_unbounded,
2576 estimated_loop_iterations): Declare.
2578 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2580 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2582 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2584 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
2585 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
2586 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
2587 Use output_387_reg_move().
2588 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
2589 expander using X87MODEF12 mode macro.
2590 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
2591 choosing register preferences. Use output_387_reg_move().
2592 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
2593 instead of "x". Use output_387_reg_move().
2594 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
2595 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
2596 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
2597 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
2598 Use output_387_reg_move().
2599 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
2601 (*truncxf?f_i387 splitter): Ditto.
2603 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2605 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2606 LANG_HOOKS_SAFE_FROM_P.
2607 * expr.c (safe_from_p): Remove langhook call.
2608 * langhooks.h (lang_hooks): Remove safe_from_p.
2609 (lhd_safe_from_p): Remove prototype.
2610 * langhooks.c (lhd_safe_from_p): Remove.
2612 2007-04-06 Jan Hubicka <jh@suse.cz>
2614 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2617 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2619 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
2620 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
2621 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
2622 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
2624 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
2625 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
2627 2007-04-05 Richard Henderson <rth@redhat.com>
2629 * config/alpha/alpha.c (print_operand) [+]: Remove.
2630 (alpha_end_function): Print nop if call at end of function.
2631 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
2632 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
2633 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
2634 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
2635 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
2636 the call pattern. Update peepholes to match.
2638 2007-04-05 Janis Johnson <janis187@us.ibm.com>
2640 * doc/extend.texi (Other Builtins): Add decimal float variants
2642 * builtins.def: Ditto.
2643 * builtins.c (expand_builtin): Ditto.
2645 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
2646 H.J. Lu <hongjiu.lu@intel.com>
2649 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
2650 of V8HImode when calling ix86_binary_operator_ok.
2651 (sse2_pmaddwd): Call ix86_binary_operator_ok.
2652 (sdot_prodv8hi): Operands 1 and 2 must be register.
2654 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2656 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2657 initialize align to silence bogus warning.
2659 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2662 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2664 (struct sra_walk_fns): Remove use_all parameter from use.
2665 (sra_hash_tree): Handle BIT_FIELD_REFs.
2666 (sra_elt_hash): Don't hash bitfld blocks.
2667 (sra_elt_eq): Skip them in parent compares as well. Handle
2669 (sra_walk_expr): Don't maintain or pass down use_all_p.
2670 (scan_use): Remove use_all parameter.
2671 (scalarize_use): Likewise. Re-expand assignment to
2672 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2673 output, and re-scalarize after output. Don't mark anything
2675 (scalarize_ldst): Adjust.
2676 (scalarize_walk_gimple_modify_statement): Likewise.
2677 (build_element_name_1): Handle BIT_FIELD_REFs.
2678 (instantiate_element): Don't warn for any element whose parent
2680 (instantiate_missing_elements_1): Return the sra_elt.
2681 (canon_type_for_field): New.
2682 (try_instantiate_multiple_fields): New.
2683 (instantiate_missing_elemnts): Use them.
2684 (mark_no_warning): Removed.
2685 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2686 (REPLDUP, sra_build_elt_assignment): New.
2687 (generate_copy_inout): Use them.
2688 (generate_element_copy): Likewise. Handle bitfld differences.
2689 (generate_element_zero): Don't recurse for blocks. Use
2690 sra_build_elt_assignment.
2691 (generate_one_element_int): Take elt instead of var. Use
2692 sra_build_elt_assignment.
2693 (generate_element_init_1): Adjust.
2694 (scalarize_use, scalarize_copy): Use REPLDUP.
2695 (scalarize_ldst): Move assert before dereference.
2696 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2698 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2700 * regmove.c: Fix unused variable warnings due to previous commit.
2702 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2704 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
2705 (regmove_bb_head): Remove.
2706 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
2707 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
2708 problems with fixup_match_1.
2709 Don't initialize/free regmove_bb_head.
2711 (reg_is_remote_constant_p): If an insn is in the same basic block
2712 but not before INSN, consider it remote, too.
2714 2007-04-05 Anatoly Sokolov <aesok@post.ru>
2717 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
2718 DECL_ASSEMBLER_NAME, not the DECL_NAME.
2720 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
2722 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
2723 (CONDITIONAL_REGISTER_USAGE): Likewise.
2725 2007-04-04 Richard Henderson <rth@redhat.com>
2727 * config/alpha/lib1funcs.asm: Remove unused file.
2729 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2732 * opts.c (print_specific_help): Fix --help=<language>
2734 (common_handle_option): Support --help=common.
2736 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2739 * gcc.c (main): Do not run the linker if
2740 print_subprocess_help indicates that it shouldn't be
2743 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2746 * doc/invoke.texi (--help=): Document <languages> value, fix
2747 formatting in tables of values.
2749 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
2751 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
2752 dllimport attribute of virtual methods.
2754 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
2756 * config/score/crti.asm: Change _bss_start to __bss_start.
2757 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
2758 (OUTGOING_REG_PARM_STACK_SPACE) update.
2759 * config/score/score.opt: add options to make backend support
2760 score5, score5u, score7 and score7d.
2761 * config/score/score.md: Likewise.
2762 * config/score/misc.md: Likewise.
2763 * config/score/mac.md: Likewise.
2764 * doc/invoke.texi: Likewise.
2765 * doc/md.texi: update constraints define.
2767 2007-04-03 Richard Henderson <rth@redhat.com>
2769 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
2770 an appropriate type, use the mode instead.
2772 2007-04-03 Richard Sandiford <richard@codesourcery.com>
2774 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
2775 Set the default --with-arch setting to mips2.
2776 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
2777 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2778 (MULTILIB_OSDIRNAMES): Delete.
2779 (MULTILIB_DIRNAMES): Define.
2780 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
2781 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
2782 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
2783 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
2784 VXWORKS_OS_CPP_BUILTINS.
2785 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
2786 (MIPS_DEBUGGING_INFO): Undefine.
2787 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
2789 2007-04-03 Jakub Jelinek <jakub@redhat.com>
2792 * fold-const.c (native_encode_real): Encode real.c provided longs
2793 as a series of 32-bit native integers.
2794 (native_interpret_real): Interpret buffer as a series of 32-bit
2797 2007-04-03 Richard Guenther <rguenther@suse.de>
2799 * genpreds.c (write_insn_constraint_len): Write function
2800 optimized for CONSTRAINT_LEN implementation.
2801 (write_tm_preds_h): Output insn_constraint_len inline and
2802 use it for CONSTRAINT_LEN.
2803 (write_insn_preds_c): Don't output insn_constraint_len.
2804 * doc/md.texi (define_register_constraint): Document multi-letter
2805 constraints shall have the same length if they start with the same
2808 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2811 * config/i386/i386.md (isinf<mode>2): Expand only when
2812 TARGET_C99_FUNCTIONS is set.
2814 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2816 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
2817 (x86_64-*-linux*): Ditto.
2818 * config/i386/i386.opt (mpc): New option.
2819 * config/i386/i386.c (overrride_options): Handle
2820 ix87_precision_string.
2821 * config/i386/crtprec.c: New file.
2822 * config/i386/t-crtpc: Ditto.
2823 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
2825 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
2826 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2827 crtprec32.o, crtprec64.o and crtprec80.o.
2829 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
2831 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
2833 2007-04-02 Eric Christopher <echristo@apple.com>
2835 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
2836 limitations on darwin.
2838 2007-04-02 Anatoly Sokolov <aesok@post.ru>
2841 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
2843 2007-04-02 Dave Korn <dave.korn@artimi.com>
2845 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
2847 2007-04-02 Dave Korn <dave.korn@artimi.com>
2849 * libgcc2.h (exception_descriptor): Don't forward-declare.
2850 (__get_eh_table_language, __get_eh_table_version): Delete
2851 prototypes of long-dead functions.
2853 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
2855 * ebitmap.h: New file
2856 * ebitmap.c: New file
2857 * Makefile.in (ebitmap.o): New target.
2859 2007-04-01 Jan Hubicka <jh@suse.cz>
2861 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
2862 before very first instruction.
2864 2007-04-01 Jan Hubicka <jh@suse.cz>
2866 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
2867 waring on 64bit hosts.
2868 * bitmap.h: Fix typo in bitmap_head_def.
2870 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
2872 PR rtl-optimization/31391
2873 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
2874 into a DELETED_LABEL note, and the label is in an empty basic
2875 block, update BB_END as well as BB_HEAD.
2877 2007-04-01 Richard Henderson <rth@redhat.com>
2879 PR tree-optimization/31169
2880 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
2881 to varying if the range is outside [0, prec-1].
2883 2007-04-01 Richard Sandiford <richard@codesourcery.com>
2886 * config/mips/mips.md (load_const_gp): New insn.
2887 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
2888 the MIPS16 GP pseudo register if no_new_pseudos.
2889 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
2891 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2894 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
2896 (call_value): Likewise.
2898 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
2899 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2902 * doc/invoke.texi: (optimization options): Reword description
2903 of -ffast-math. Document its primary purpose.
2905 2007-03-31 Richard Guenther <rguenther@suse.de>
2907 * omp-low.c (splay-tree.h): Include.
2908 (lookup_decl): Replace splay-tree usage by pointer-map.
2909 (maybe_lookup_decl): Likewise.
2910 (new_omp_context): Likewise.
2911 (delete_omp_context): Likewise.
2912 * gimplify.c (splay-tree.h): Include.
2913 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
2915 (remap_ssa_name): Likewise.
2916 (remap_decl): Likewise.
2917 (remap_type_1): Likewise.
2918 (remap_type): Likewise.
2919 (copy_body_r): Likewise.
2920 (expand_call_inline): Likewise.
2921 (clone_body): Likewise.
2922 (copy_tree_r): Likewise.
2923 (remap_save_expr): Likewise.
2924 (unsave_r): Likewise.
2925 (unsave_expr_now): Likewise.
2926 (tree_function_versioning): Likewise.
2927 (build_duplicate_type): Likewise.
2928 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
2929 (struct copy_body_data): Replace splay-tree by pointer-map.
2930 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
2931 not $(SPLAY_TREE_H).
2932 (gimplify.o): Depend on $(SPLAY_TREE_H).
2933 (omp-low.p): Likewise.
2935 2007-03-31 Anatoly Sokolov <aesok@post.ru>
2937 * config/avr/predicates.md (even_register_operand,
2938 odd_register_operand): New predicates.
2939 * config/avr/avr.md (movw peephole2): New.
2940 (movw_r peephole2): New.
2942 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
2944 * tree.h (get_signed_or_unsigned_type): New.
2945 * fold-const.c (operand_equal_for_comparison_p): Use
2946 get_signed_or_unsigned_type instead of
2947 lang_hooks.types.signed_or_unsigned_type.
2948 * expr.c (store_expr): Ditto.
2949 * langhooks.c (get_signed_or_unsigned_type): New.
2950 (lhd_signed_or_unsigned_type): New.
2951 * langhooks.h (lhd_signed_or_unsigned_type): New.
2952 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
2954 2007-03-30 Richard Henderson <rth@redhat.com>
2956 * tree-ssa-loop-ivopts.c: Include target.h.
2957 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
2958 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
2959 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
2960 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
2962 2007-03-30 Richard Henderson <rth@redhat.com>
2963 Kai Tietz <kai.tietz@onevision.com>
2965 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
2967 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
2968 (TARGET_64BIT_MS_ABI): New.
2969 (DBX_REGISTER_NUMBER): Handle 64-bit.
2970 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
2971 (LONG_TYPE_SIZE): Force to 32.
2972 (REG_PARM_STACK_SPACE): New.
2973 (OUTGOING_REG_PARM_STACK_SPACE): New.
2974 (REGPARM_MAX, SSE_REGPARM_MAX): New.
2975 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
2976 (STACK_BOUNDARY): Use 128 for 64-bit.
2977 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
2978 Add 64-bit implementation.
2979 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
2981 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
2982 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
2983 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
2984 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
2985 (ix86_handle_cconv_attribute): Don't warn when ignoring if
2986 TARGET_64BIT_MS_ABI.
2987 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
2988 (ix86_pass_by_reference): Likewise.
2989 (ix86_function_value_regno_p): Likewise.
2990 (ix86_build_builtin_va_list): Likewise.
2991 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2992 (function_arg_advance_ms_64): New.
2993 (function_arg_advance): Call it.
2994 (function_arg_ms_64): New.
2995 (function_arg): Call it.
2996 (function_value_ms_64): New.
2997 (ix86_function_value_1): Call it.
2998 (return_in_memory_ms_64): New.
2999 (ix86_return_in_memory): Call it.
3000 (setup_incoming_varargs_ms_64): New.
3001 (ix86_setup_incoming_varargs): Call it.
3002 (ix86_expand_prologue): Handle 64-bit stack probing.
3003 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3004 (output_pic_addr_const): Likewise.
3005 (x86_this_parameter): Likewise.
3006 (x86_output_mi_thunk): Likewise.
3007 (x86_function_profiler): Likewise.
3008 (TARGET_STRICT_ARGUMENT_NAMING): New.
3009 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3010 (TARGET_64BIT_MS_ABI): New.
3011 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3012 * config/i386/i386.md (allocate_stack_worker): Remove.
3013 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3014 describe the clobber of eax without a match_scratch.
3015 (allocate_stack_worker_postreload): Remove.
3016 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3017 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3018 (allocate_stack_worker_rex64_postreload): Remove.
3019 (allocate_stack): Handle 64-bit.
3020 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3021 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3022 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3023 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3024 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3025 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3026 * config.build (x86_64-*-mingw*): New host.
3027 * config.host (x86_64-*-mingw*): New host.
3028 * config.gcc (x86_64-*-mingw*): New target.
3029 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3031 2007-03-30 Richard Henderson <rth@redhat.com>
3032 Kai Tietz <kai.tietz@onevision.com>
3034 * c-pragma.c (struct def_pragma_macro_value): New.
3035 (struct def_pragma_macro): New.
3036 (pushed_macro_table): New.
3037 (dpm_hash, dpm_eq): New.
3038 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3039 (init_pragma): Install them.
3040 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3042 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3044 * config/avr/avr.c (avr_override_options): Clear
3045 'flag_delete_null_pointer_checks'.
3047 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3050 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3051 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3052 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3053 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3054 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3055 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3056 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3058 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3060 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3062 * regmove.c: Move all of pass_stack_adjustments from here...
3063 * combine-stack-adj.c: ...to this new file.
3064 * Makefile.in: Add rules for combine-stack-adj.o.
3066 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3068 PR tree-optimization/31383
3069 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3070 to have the same length.
3072 2007-03-30 Jan Hubicka <jh@suse.cz>
3075 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3076 availablility; add more sanity checking; ask varpool only about
3079 2007-03-29 Richard Henderson <rth@redhat.com>
3081 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3082 to decide, but __SIZEOF_LONG_LONG__.
3084 2007-03-29 Richard Henderson <rth@redhat.com>
3086 * emutls.c (struct __emutls_array): New.
3087 (emutls_destroy): Use it instead of casting element 0 from void*.
3088 (__emutls_get_address): Likewise.
3090 2007-03-29 Richard Henderson <rth@redhat.com>
3092 * varasm.c (initializer_constant_valid_p): Don't deny
3093 DECL_DLLIMPORT_P on functions.
3095 * config/i386/cygming.h: Remove function declarations.
3096 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3097 (ASM_OUTPUT_LABELREF): Remove.
3098 (COMMON_ASM_OP): Remove.
3099 (ASM_OUTPUT_COMMON): Remove.
3100 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3101 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3102 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3103 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3104 Rename from TARGET_ENCODE_SECTION_INFO.
3105 * config/i386/netware.h: Likewise.
3106 * config/i386/i386-protos.h: Update.
3107 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3108 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3109 (legitimate_constant_p): Reject dllimports.
3110 (dllimport_map, get_dllimport_decl): New.
3111 (legitimize_dllimport_symbol): New.
3112 (legitimize_address, ix86_expand_move): Use it.
3113 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3114 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3115 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3116 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3117 * config/i386/predicates.md (constant_call_address_operand): Only
3118 accept symbols; reject dllimport_p symbols.
3119 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3120 i386_pe_maybe_record_exported_symbol.
3121 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3122 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3123 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3124 trust the setting of DECL_DLLIMPORT_P.
3125 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3126 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3127 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3128 tidy the argument scanning loop.
3129 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3130 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3131 (i386_pe_strip_name_encoding): Remove.
3132 (i386_pe_binds_local_p): New.
3133 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3134 (i386_pe_output_labelref): Remove.
3135 (i386_pe_asm_output_aligned_decl_common): New.
3136 (i386_pe_maybe_record_exported_symbol): Rename from
3137 i386_pe_record_exported_symbol; check for dllexported symbols.
3139 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3141 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3142 add comment explaining why vsnprintf cannot be used.
3144 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3146 PR tree-optimization/30666
3147 * tree.c (build_complex_type): When creating type names for DWARF2
3148 debug info, create TYPE_DECLs for TYPE_NAME instead of
3150 (build_common_tree_nodes_2): Use build_complex_type when building
3151 predefined complex types, to preserve canonical types.
3153 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3155 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3156 (noce_get_alt_condition): Look at it to determine whether to
3157 reverse the condition or not.
3158 (noce_get_condition): Substitute the truth for lies.
3159 (noce_find_if_block): Set the then_else_reversed field.
3161 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3163 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3164 destination of this insn.
3165 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3166 than calling gen_rtx_SET directly. Use r0 to hold the value of
3167 'address + 4' rather than a stack based temporary which can be
3170 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3172 * config/s390/s390.c (s390_secondary_input_reload_class,
3173 s390_secondary_output_reload_class): Functions removed.
3174 (s390_secondary_reload): New function.
3175 (TARGET_SECONDARY_RELOAD): Target macro defined.
3176 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3177 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3178 * config/s390/s390.md ("reload_outti", "reload_outdi",
3179 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3180 "reload_out<mode>"): Expanders removed.
3181 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3182 "reload<mode>_nonoffmem_out"): Expanders added.
3184 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3186 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3187 SRC->DEST replacement failed anyway.
3189 2007-03-28 Mike Stump <mrs@apple.com>
3191 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3192 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3193 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3195 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3197 * config.gcc: Accept barcelona as a variant of amdfam10.
3198 * config/i386/i386.c (override_options): Likewise.
3199 * doc/invoke.texi: Likewise.
3201 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3203 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3204 offsets for BIT_FIELD_REF and COMPONENT_REF.
3206 2007-03-28 Richard Guenther <rguenther@suse.de>
3208 * tree.c (is_global_var): Move ...
3209 * tree-flow-inline.h (is_global_var): ... here.
3210 * tree.h (is_global_var): Remove declaration.
3212 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3214 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3216 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3217 * config/i386/i386.c (ix86_tune_features): Initialize new
3219 * config/i386/predicates.md (promotable_binary_operator): Use
3220 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3222 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3225 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3227 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3229 * config/fr30/fr30.md (movsi_internal): Change destination
3230 constraint from m to V and add m to the end.
3232 2007-03-28 Christian Bruel <christian.bruel@st.com>
3234 * config/sh/sh.md (movsi_i): Fix type attribute.
3236 2007-03-28 Christian Bruel <christian.bruel@st.com>
3238 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3239 (movsf_ie): Likewise.
3241 2007-03-28 Christian Bruel <christian.bruel@st.com>
3243 * config.gcc: Add sh4-300 to multilib.
3244 * config/sh/t-mlib-sh4-300: New file.
3246 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3248 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3249 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3251 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3252 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3253 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3254 "fixuns_trunctddi2"): Whitespace fix.
3256 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3258 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3259 the definition of struct sh_args.
3260 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3261 CALL_COOKIE_INT_REG_GET): Likewise.
3263 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3265 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3266 transformations are applied successfully.
3268 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3270 * tree.c (tree_contains_struct): Permit 512 tree codes.
3271 * tree.h (tree_contains_struct): Ditto.
3272 (MAX_TREE_CODES): Ditto.
3273 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
3274 SPARE member to store remaining padding bits.
3276 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3278 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
3281 2007-03-27 Janis Johnson <janis187@us.ibm.com>
3283 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
3284 * configure: Regenerate.
3286 * configure: Regenerate using the correct version of autoconf.
3288 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3290 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
3292 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
3293 regs to "__SP_L__" and "__SP_H__".
3295 2007-03-27 Richard Guenther <rguenther@suse.de>
3297 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
3298 computations with it with a HOST_WIDE_INT variable.
3300 2007-03-26 Mike Stump <mrs@apple.com>
3302 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
3303 objective-c-header, objective-c++-header and objc++-cpp-output
3305 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3307 2007-03-26 Richard Henderson <rth@redhat.com>
3310 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
3311 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
3312 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
3313 IX86_BUILTIN_PSRLQ128): New.
3314 (ix86_init_mmx_sse_builtins): Add them.
3315 (ix86_expand_builtin): Expand them.
3316 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
3317 operand 2 be TImode.
3318 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
3319 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3320 _mm_srli_epi64): Mark __B const.
3321 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
3322 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
3323 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
3324 new two-vector shift builtins.
3326 2007-03-26 Ian Lance Taylor <iant@google.com>
3328 PR tree-optimization/31345
3329 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
3330 [+INF, +INF(OVF)] into VARYING.
3332 2007-03-26 Zack Weinberg <zackw@panix.com>
3334 * gengtype-parse.c: New file.
3335 * gengtype-yacc.y: Delete.
3336 * gengtype-lex.l: Don't include gengtype-yacc.h.
3337 Define YY_DECL and yyterminate appropriately for recursive
3338 descent parser. yylval is now a string out-parameter to yylex.
3339 (HWS, EOID): New shorthand.
3340 (IWORD): Add a couple more types.
3341 (yylex): Add a setup stanza. Remove the complex rules for
3342 detecting GTY'ed types and typedefs; replace with simple
3343 keyword detectors. Adjust everything for the changed
3344 definition of yylval. Ignore all pp-directives, not just #define.
3346 (parse_file): Rename yybegin; do not call yyparse.
3348 * gengtype.c (xasprintf): Export again.
3349 (this_file): New. Use everywhere __FILE__ was being used.
3350 (get_lang_bitmap): Special case types defined in gengtype.c.
3351 (do_typedef, new_structure): Suppress definition of certain types.
3352 (new_structure): Improve diagnostics of duplicate definitions.
3353 Make sure location_s is associated with input.h.
3354 (nreverse_pairs, define_location_structures): New functions.
3355 (main): Improve tagging of kludge types. Remove old kludges
3356 for input.h types; use define_location_structures.
3357 * gengtype.h: Update prototypes. Define token codes here.
3358 * Makefile.in: Remove all references to gengtype-yacc.
3359 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
3361 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
3362 add GTY((skip)) to the field that's only conditionally there.
3363 * doc/install.texi: Document that Bison is no longer required
3364 unless building treelang.
3366 * gengtype.c: Don't include gtyp-gen.h.
3367 (srcdir): Declare here.
3368 (base_files, lang_dir_names): Allocate dynamically.
3369 (gt_files, num_gt_files, num_lang_dirs): New globals.
3370 (measure_input_list, read_input_line, read_input_list)
3371 (set_lang_bitmap): New functions.
3372 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
3373 simplify, relying on read_input_list to set up the bitmaps.
3374 (main): Arguments are no longer unused. Check for correct number
3375 of command line arguments, set srcdir and srcdir_len, then call
3376 read_input_list, before doing anything else. No need to worry
3377 about duplicates in main loop.
3378 * configure.ac: Simplify the calculation of all_gtfiles.
3379 Put language tags in there. Don't set or substitute
3380 all_gtfiles_files_langs or all_gtfiles_files_frags.
3381 * Makefile.in: Revamp the way gengtype is invoked, now that it
3382 takes a file on its command line with a much simpler format.
3383 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
3384 (GTFILES): Remove duplicates and C source files.
3385 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
3386 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
3387 * configure: Regenerate.
3389 * gengtype.h: Remove all type definitions to gengtype.c; leave
3390 only definitions of options_p, type_p, and pair_p as opaque
3391 pointers. Update prototypes.
3392 * gengtype.c: Many type definitions moved here from gengtype.h.
3393 Consolidate type definitions at the top of the file.
3394 (xvasprintf): Delete.
3395 (xasprintf): Make static.
3396 (create_nested_pointer_option): Add 'next' parameter.
3397 (create_field_all, create_field_at): New functions.
3398 (create_field): Now a thin wrapper around create_field_all.
3399 (create_optional_field): Rename create_optional_field_ and add
3400 line argument. Original name is now a macro which supplies
3402 (oprintf): Use vsnprintf directly.
3403 (close_output_files): Use fatal rather than perror/exit.
3404 (note_def_vec, note_def_vec_alloc): Use create_field_at.
3405 (main): Set progname. Don't use exit.
3406 * gengtype-yacc.y (struct_fields): Use create_field_at.
3407 (option, optionseqopt): Delete.
3408 (optionseq): Consolidate productions from option here so we
3409 can use the first argument to create_option.
3411 * gengtype-lex.l: Distinguish unions from structures in the
3412 token type. Don't call find_structure; return the tag as a string.
3413 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
3414 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
3415 Reorganize typedef_struct production accordingly.
3416 Use create_nested_ptr_option.
3417 * gengtype.c (create_nested_ptr_option): New function.
3418 * gengtype.h: Declare it.
3420 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
3421 (string_type): Don't declare.
3422 (do_scalar_typedef): Declare.
3423 (create_scalar_type): Update prototype.
3424 * gengtype.c (string_type): Make static.
3425 (scalar_nonchar, scalar_char): New.
3426 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
3427 (resolve_typedef): Use scalar_nonchar for error recovery.
3428 (create_scalar_type): Remove name_len field. Return scalar_char
3429 or scalar_nonchar as appropriate.
3430 (adjust_field_type): Look at scalar_is_char boolean to decide whether
3432 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
3434 (main): Initialize scalar_char and scalar_nonchar before calling
3436 * gengtype-lex.l: Adjust for removal of second argument to
3437 create_scalar_type. Use yylval.s instead of yylval.t when
3439 * gengtype-yacc.y: Type of SCALAR is string. Call
3440 create_scalar_type from type:SCALAR rule. Adjust for removal of
3441 second argument to create_scalar_type.
3443 * vec.h: Remove all #if IN_GENGTYPE blocks.
3444 Add comment saying that changes may require adjustments to gengtype.
3445 * gengtype.c: Don't include coretypes.h or tm.h.
3446 Add comment to inclusion of errors.h.
3447 (note_def_vec, note_def_vec_alloc): New functions.
3448 * gengtype.h: Declare new functions.
3449 * gengtype-lex.l: Don't include coretypes.h.
3450 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
3452 (update_lineno): Remove unnecessary prototype.
3453 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
3454 (VEC rule): Just return VEC_TOKEN.
3455 * gengtype-yacc.y (VEC_TOKEN): New token type.
3456 (type): Add a production for VEC(a,b).
3457 * Makefile.in: Update dependencies.
3459 * gengtype-lex.l: Remove rules for parsing pointer-to-function
3460 typedefs that use the old PARAMS macro.
3462 * gengtype-lex.l: Remove all rules and states relating to yacc
3464 * gengtype-yacc.y: Similarly.
3465 * gengtype.c (note_yacc_type): Delete function.
3466 * gengtype.h: Update prototypes.
3468 2007-03-26 Joseph Myers <joseph@codesourcery.com>
3470 * tree-pretty-print.c (dump_generic_node): Report precision of
3471 unnamed integer types.
3473 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
3475 * ifcvt.c (noce_try_store_flag_constants): Don't check
3476 no_new_pseudos here.
3477 (noce_try_store_flag_constants): Don't check no_new_pseudos.
3478 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
3479 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
3480 noce_try_sign_mask): Likewise.
3481 (if_convert): Check no_new_pseudos here.
3483 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
3485 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
3486 (noce_get_condition): Handle new then_else_reversed argument.
3487 (noce_init_if_info): Remove, fold into noce_find_if_block.
3488 (noce_process_if_block): Take a struct noce_if_info as the
3489 argument. Don't set up one based on ce_if_info. Update pointer
3490 references accordingly.
3491 (cond_move_process_if_block): Likewise.
3492 (process_if_block): Removed.
3493 (find_if_block): Removed. Move functionality two new functions,
3494 noce_find_if_block and cond_exec_find_if_block.
3495 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
3496 blocks and the symmetric IF-ELSE-JOIN case.
3497 (cond_exec_find_if_block): Also new function mostly based on old
3498 find_if_block and process_if_block.
3499 (find_if_header): Replace find_if_block call with separately
3500 guarded calls to noce_find_if_block and cond_exec_find_if_block.
3501 (find_cond_trap): Update noce_get_condition call.
3502 (dead_or_predicable): Likewise.
3504 2007-03-26 Jakub Jelinek <jakub@redhat.com>
3506 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
3508 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
3509 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
3510 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
3511 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
3512 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
3513 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
3514 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
3515 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
3516 __builtin_ia32_psrad128 builtins.
3518 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
3520 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
3521 * config/i386/constraints.md
3522 (define_constraint "I"): Use IN_RANGE macro.
3523 (define_constraint "J"): Ditto.
3524 (define_constraint "K"): Ditto.
3525 (define_constraint "M"): Ditto.
3526 (define_constraint "N"): Ditto.
3527 (define_constraint "O"): Ditto.
3528 * config/i386/predicates.md
3529 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
3530 (define_predicate "const_0_to_3_operand"): Ditto.
3531 (define_predicate "const_0_to_7_operand"): Ditto.
3532 (define_predicate "const_0_to_15_operand"): Ditto.
3533 (define_predicate "const_0_to_63_operand"): Ditto.
3534 (define_predicate "const_0_to_255_operand"): Ditto.
3535 (define_predicate "const_1_to_31_operand"): Ditto.
3536 (define_predicate "const_2_to_3_operand"): Ditto.
3537 (define_predicate "const_4_to_7_operand"): Ditto.
3539 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3541 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
3542 in SImode for save_world.
3543 * config/rs6000/altivec.md (save_world, restore_world): Convert to
3546 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
3548 PR tree-optimization/30784
3549 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
3552 2007-03-25 Revital Eres <eres@il.ibm.com>
3554 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
3555 Fold movement_possibility function into it.
3557 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3559 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
3560 (load_macho_picbase_{si,di}): Convert to LR hard reg.
3561 (call_indirect_nonlocal_darwin64): Same.
3562 (call_nonlocal_darwin64): Same.
3563 (call_value_indirect_nonlocal_darwin64): Same.
3564 (call_value_nonlocal_darwin64): Same.
3565 (sibcall_nonlocal_darwin64): Same.
3566 (sibcall_value_nonlocal_darwin64): Same.
3567 (sibcall_symbolic_64): Same.
3568 (sibcall_value_symbolic_64): Same.
3569 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
3571 (rs6000_emit_load_toc_table): Same.
3572 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
3573 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
3579 (load_toc_v4_pic_si): Same
3580 (load_toc_v4_PIC_1): Same.
3581 (load_toc_v4_PIC_1b): Same.
3582 (call_indirect_aix{32,64}): Same.
3583 (call_value_indirect_aix{32,64}): Same.
3586 (call_local{32,64}): Same.
3587 (call_value_local{32,64}): Same.
3588 (call_indirect_nonlocal_aix{32,64}): Same.
3589 (call_nonlocal_aix{32,64}): Same.
3590 (call_value_indirect_nonlocal_aix{32,64}): Same.
3591 (call_value_nonlocal_aix{32,64}): Same.
3592 (call_indirect_nonlocal_sysv<mode>): Same.
3593 (call_nonlocal_sysv<mode>): Same.
3594 (call_value_indirect_nonlocal_sysv<mode>): Same.
3595 (call_value_nonlocal_sysv<mode>): Same.
3597 (sibcall_local{32,64}): Same.
3598 (sibcall_value_local{32,64}): Same.
3599 (sibcall_nonlocal_aix{32,64}): Same.
3600 (sibcall_value_nonlocal_aix{32,64}): Same.
3601 (sibcall_nonlocal_sysv<mode>): Same.
3602 (sibcall_value): Same.
3603 (sibcall_value_nonlocal_sysv<mode>): Same.
3605 2007-03-24 Paul Brook <paul@codesourcery.com>
3607 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
3608 * config/arm/linux-eabi.h: Remove legacy syscall hack.
3610 2007-03-24 Richard Henderson <rth@redhat.com>
3612 * config/ia64/constraints.md: New file.
3613 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
3614 satisfies_constraint_?.
3615 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
3616 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
3617 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
3618 ia64_output_mi_thunk): Likewise.
3619 (ia64_const_ok_for_letter_p): Remove.
3620 (ia64_const_double_ok_for_letter_p): Remove.
3621 (ia64_extra_constraint): Remove.
3622 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
3623 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
3624 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
3625 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
3626 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
3627 EXTRA_MEMORY_CONSTRAINT): Remove.
3628 * config/ia64/ia64.md: Include constriants.md. Replace
3629 CONST_OK_FOR_? with satisfies_constraint_?.
3631 2007-03-23 Michael Meissner <michael.meissner@amd.com>
3632 H.J. Lu <hongjiu.lu@intel.com>
3634 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
3636 (name macros): Use DPD_BID_NAME to convert names properly.
3638 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
3639 decimal floating point format.
3640 (init_floating_libfuncs): Change decimal functions so that they
3641 have a "bid_" prefix if the decimal system uses the BID format,
3642 and "dpd_" prefix if the decimal system uses the DPD format.
3643 (init_interclass_conv_libfuncs): Ditto.
3644 (init_intraclass_conv_libfuncs): Ditto.
3646 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3647 using the BID format.
3649 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3650 whether we are using the BID decimal format.
3651 * configure: Regenerate.
3653 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3654 the compiler has decimal floating point enabled. Define
3655 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3658 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3659 using the BID format.
3661 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3662 whether we are using the BID decimal format.
3663 * configure: Regenerate.
3665 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3666 the compiler has decimal floating point enabled. Define
3667 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3670 * doc/install.texi (--enable-decimal-float): Document BID and DPD
3671 options, and that it is enabled for i386/x86_64 systems.
3673 * Makefile.in (enable_decimal_float): New.
3675 (DECNUMINC): Add -I$(DECNUMFMT).
3676 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
3677 to $(DECNUMFMT) from $(DECNUM).
3679 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
3680 Substitute enable_decimal_float.
3681 * configure: Regenerated.
3684 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
3687 * configure.ac: Enable decimal float for x86_64-*-linux*.
3688 * configure: Regenerated.
3691 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
3692 decimal128ClearSign to flip and clear the sign bit in decimal128.
3693 (decimal_real_maxval): Set decimal128SetSign to set the sign
3696 2007-03-23 Ian Lance Taylor <iant@google.com>
3698 * fold-const.c (fold_binary): Correct warning for X - c >= X.
3700 2007-03-23 Ian Lance Taylor <iant@google.com>
3702 * tree-dump.c (dump_files): Correct comment.
3704 2007-03-23 Ian Lance Taylor <iant@google.com>
3706 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
3708 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
3710 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
3711 in cfglayout mode. Don't go into and out of cfglayout mode.
3712 Link the blocks in the order of the constructed traces.
3713 (rest_of_handle_tracer): Adjust call to tracer.
3714 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
3715 Don't go into cfglayout mode.
3716 (rtl_loop_done): Don't go out of cfglayout mode.
3717 * cfglayout.c (relink_block_chain): New function, split out from...
3718 (fixup_reorder_chain): ...here. Remove redundant checking.
3719 (cfg_layout_finalize): Don't clear the header, footer, and aux
3720 fields here, move the code to do so to relink_block_chain. Likewise
3721 for free_original_copy_tables.
3722 * rtl.h (tracer): Update prototype.
3723 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
3724 Assert we are in cfglayout mode. Don't go into and out of cfglayout
3725 mode. Use relink_block_chain to serialize the CFG according to the
3726 new basic block order. Move targetm.cannot_modify_jumps_p check from
3728 (gate_handle_reorder_blocks): ...to here.
3729 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
3731 (gate_duplicate_computed_gotos): ...to here.
3732 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
3733 something always changes when going into and out of cfglayout mode.
3734 Perform an expensive cfg cleanup while going into cfglayout mode.
3735 Always update liveness information on HAVE_conditional_execution
3736 targets. Reserialize the basic blocks and go out of cfglayout mode.
3737 * reg-stack.c: Include cfglayout.h.
3738 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
3739 the call to reorder_basic_blocks.
3740 * basic-block.h (reorder_basic_blocks): Update prototype.
3741 (relink_block_chain): New prototype.
3742 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
3744 2007-03-23 Joseph Myers <joseph@codesourcery.com>
3746 * config/mips/mips.md (type, hazard, *movdi_32bit,
3747 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
3748 *movhi_internal, *movqi_internal, *movsf_hardfloat,
3749 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
3750 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
3751 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
3753 (movcc): Change first xfer to multi.
3754 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
3755 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
3756 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
3757 config/mips/generic.md: Change reservations using "xfer" to use
3759 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
3760 using match_operand.
3761 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
3762 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
3764 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
3766 2007-03-22 Richard Henderson <rth@redhat.com>
3768 * config/i386/i386.c: Remove unnecessary function declarations.
3769 Move targetm definition, and all related macros, to the end of
3770 the file. Resort some functions to put definitions before uses.
3771 (ix86_attribute_table): Make static. Move to end of file.
3772 (ix86_gimplify_va_arg): Make static.
3774 2007-03-22 Richard Henderson <rth@redhat.com>
3776 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
3777 don't increase local_regparm with force_align_arg_pointer check.
3778 (ix86_function_sseregparm): Assert 32-bit.
3779 (type_has_variadic_args_p): New.
3780 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
3781 type_has_variadic_args_p.
3782 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
3783 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
3784 use memset instead. Do maybe_vaarg check first; skip attribute
3785 tests if true; skip attribute tests for 64-bit.
3786 (construct_container): Remove TARGET_DEBUG_ARG.
3787 (function_arg_advance_32, function_arg_advance_64): Split out ...
3788 (function_arg_advance): ... from here.
3789 (function_arg_32, function_arg_64): Split out ...
3790 (function_arg): ... from here.
3791 (ix86_pass_by_reference): Tidy.
3792 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
3793 (function_value_32): New, from parts of ix86_function_value
3794 and ix86_value_regno.
3795 (function_value_64): New, from parts of ix86_function_value
3796 and ix86_libcall_value.
3797 (ix86_function_value_1): New.
3798 (ix86_function_value, ix86_libcall_value): Use it.
3799 (return_in_memory_32, return_in_memory_64): Split out ...
3800 (ix86_return_in_memory): ... from here.
3801 (ix86_struct_value_rtx): Skip for 64-bit.
3802 (ix86_libcall_value, ix86_value_regno): Remove.
3803 (setup_incoming_varargs_64): Split out ...
3804 (ix86_setup_incoming_varargs): ... from here.
3805 (ix86_va_start): Remove TARGET_DEBUG_ARG.
3806 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
3807 * config/i386/i386-protos.h (ix86_function_value): Remove.
3808 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
3810 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3813 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
3814 infinities not supported, otherwise emit warning if -Woverflow. On
3815 underflow, emit warning if -Woverflow.
3816 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
3818 * real.h (real_from_string): Update declaration
3820 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
3821 Richard Henderson <rth@redhat.com>
3823 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
3824 * calls.c (compute_argument_block_size, expand_call,
3825 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
3826 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
3827 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
3828 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
3829 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
3830 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
3831 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
3832 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
3835 2007-03-22 Joseph Myers <joseph@codesourcery.com>
3837 * c-incpath.c (add_sysroot_to_chain): New.
3838 (merge_include_chains): Add sysroot argument. Call
3839 add_sysroot_to_chain if sysrooted.
3840 (register_include_chains): Update call to merge_include_chains.
3841 * doc/cppopts.texi: Document use of '=' in include directory
3844 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
3846 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
3847 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
3848 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
3849 insn pattern using X87MODEF12 mode macro.
3851 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
3853 * regmove.c (regmove_optimize): Use reg_mentioned_p
3854 instead of reg_overlap_mentioned_p for DST.
3856 2007-03-21 Mike Stump <mrs@apple.com>
3858 * c.opt: Fixup for Objective-C/C++.
3860 2007-03-21 Steve Ellcey <sje@cup.hp.com>
3862 * explow.c (convert_memory_address): Fold memory reference when
3863 POINTERS_EXTEND_UNSIGNED < 0
3865 2007-03-21 Richard Henderson <rth@redhat.com>
3868 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
3869 * config/i386/mmintrin.h (__m64): Likewise.
3870 * config/i386/xmmintrin.h (__m128): Likewise.
3872 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3874 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
3875 (VXWORKS_OS_CPP_BUILTINS): Define.
3876 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
3877 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
3879 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3881 * rtl.h (constant_pool_reference_p): Delete.
3882 (find_constant_src): Declare.
3883 * rtlanal.c (find_constant_src): New function.
3884 * simplify-rtx.c (constant_pool_reference_p): Delete.
3885 * config/i386/i386.md: Use find_constant_src instead of
3886 constant_pool_reference_p/avoid_constant_pool_reference pairs.
3888 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3890 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
3891 * c-cppbuiltin.c (c_cpp_builtins): Define them.
3893 2007-03-20 Mark Mitchell <mark@codesourcery.com>
3895 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
3896 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
3897 (arm_elf_asm_constructor): Use it.
3898 (arm_elf_asm_destructor): New function.
3900 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
3902 * jump.c (mark_jump_label): Treat SEQUENCE specially.
3904 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
3906 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
3908 2007-03-19 Andrew Haley <aph@redhat.com>
3910 PR tree-optimization/31264
3911 * tree-vrp.c (register_edge_assert_for_1): Don't look though
3914 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
3916 PR rtl-optimization/30907
3917 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
3918 (fwprop_init): Always call loop_optimizer_initialize.
3919 (fwprop_done): Always call loop_optimizer_finalize.
3920 (fwprop): We always have loop info now.
3921 (gate_fwprop_addr): Remove.
3922 (pass_fwprop_addr): Use gate_fwprop as gate.
3924 PR rtl-optimization/30841
3925 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
3926 df_chain_alloc): Call df_reorganize_refs unconditionally.
3927 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
3928 refs_organized to refs_organized_size.
3929 (df_ref_create_structure): Use refs_organized_size instead of
3930 bitmap_size if refs had been organized, and keep refs_organized_size
3932 * df.h (struct df_ref_info): Change refs_organized to
3933 refs_organized_size.
3934 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
3937 2007-03-19 Mark Mitchell <mark@codesourcery.com>
3939 * except.c (output_function_exception_table): Do not reference the
3940 EH personality routine for functions that do not require an
3943 2007-03-20 Jakub Jelinek <jakub@redhat.com>
3946 * c-typeck.c (convert_for_assignment): Call comptypes for
3947 RECORD_TYPE or UNION_TYPE.
3950 * reload1.c (reload): Do invalid ASM checking after
3951 cleanup_subreg_operands.
3953 2007-03-19 Jeff Law <law@redhat.com>
3955 * tree-cfg.c (find_taken_edge): Tighten conditions for
3956 optimizing computed gotos.
3958 2007-03-19 Michael Matz <matz@suse.de>
3960 * builtins.c (expand_builtin_sync_operation,
3961 expand_builtin_compare_and_swap,
3962 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
3965 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
3966 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
3969 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3971 * doc/tm.texi: Add brackets around the return type of
3972 TARGET_SECONDARY_RELOAD.
3974 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3975 Richard Guenther <rguenther@suse.de>
3977 PR tree-optimization/31254
3978 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
3979 Use handled_component_p () where appropriate. Continue
3980 propagating into the rhs if we propagated into an INDIRECT_REF
3983 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3985 * config/s390/s390.md (op_type attribute): RRR instruction type added.
3986 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
3987 (xde, xdee): Mode attributes adjusted to support DFP modes.
3988 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
3989 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
3990 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
3991 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
3992 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
3993 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
3994 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
3996 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
3997 "movsf"): Insn definitions removed.
3998 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
3999 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4000 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4002 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4003 "reload_in<mode>", "reload_out<mode>"): Expander added.
4004 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4007 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4009 * config/s390/s390.md: Only non-functional changes. Renamed
4010 FPR mode macro to BFP all over the file.
4012 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4014 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4015 (op_type attribute): RRF instruction type added.
4016 (fT0): New mode attribute.
4017 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4018 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4019 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4020 no secondary memory is needed when moving DFmode values between GPRs
4023 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4025 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4026 inverted and documentation adjusted.
4027 ("mhard-dfp", "msoft-dfp"): New options.
4028 * config/s390/s390.c (s390_handle_arch_option): New architecture
4030 (override_options): Sanity checks for the new options added.
4031 * config.gcc: New architecture switch: z9-ec.
4032 * config/s390/s390.h (processor_flags): PF_DFP added.
4033 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4034 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4035 when the bit is NOT set so remove it from the defaults.
4037 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4039 * genemit.c (main): Print include statement for dfp.h.
4040 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4043 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4045 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4047 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4050 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4053 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4055 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4056 attr_length_call, output_call, output_indirect_call): Cleanup
4057 formatting of targetm calls.
4059 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4061 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4063 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4065 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4066 reservation, bypass and anti-bypass descriptions for these instructions.
4067 Update move patterns.
4068 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4071 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4073 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4074 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4075 (get_initial_def_for_reduction): Likewise.
4077 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4079 Fix PR tree-optimization/29922
4080 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4081 (get_representative): Removed.
4082 (value_dies_in_block_x): Update for rvuse removal.
4083 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4084 (compute_antic_aux): Handle when PHI nodes appear in
4085 non-single-successors.
4086 (dump_bitmap_of_names): Removed.
4087 (compute_antic_safe): Renamed and removed rvuse calculation.
4088 Calculate only antic safe.
4089 (insert_into_preds_of_block): Remove assert.
4090 (execute_pre): Update for renamed functions.
4091 (defer_or_phi_translate_block): New function.
4093 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4095 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4096 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4098 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4099 Follow spelling conventions.
4101 * tree-data-ref.h: Remove the prototype for analyze_array.
4103 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4105 PR tree-optimization/31041
4106 * tree-vect-transform.c (get_initial_def_for_induction): Call
4107 force_gimple_operand.
4109 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4111 * ipa-type-escape.c (look_for_casts) : Revert code to use
4112 handled_component_p due to ada test a-numaux.adb.
4114 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4116 * final.c (final_scan_insn): Alter the condition of a
4117 conditional trap if we have nonstandard CC.
4119 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4121 * configure.ac: Remove excess quoting from asm line 0 test.
4122 * configure: Rebuilt.
4124 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4126 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4127 * c-common.c (convert_and_check): Move warning logic to...
4128 (warnings_for_convert_and_check): ...here. Define.
4129 * c-common.h (warnings_for_convert_and_check): Declare.
4131 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4133 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4134 (output_call): Likewise.
4136 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4138 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4140 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4142 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4144 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4146 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4147 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4149 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4151 PR tree-optimization/31183
4152 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4153 Use double_int instead of unsigned int for representing access_strides.
4154 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4156 2007-03-16 Richard Guenther <rguenther@suse.de>
4158 PR tree-optimization/31146
4159 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4160 to allow recursion of forward_propagate_addr_expr.
4161 (forward_propagate_addr_into_variable_array_index): Likewise.
4162 (forward_propagate_addr_expr): Likewise.
4163 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4164 (forward_propagate_addr_expr_1): Recurse on simple copies
4165 instead of propagating into them. Do so for useless conversions
4167 (forward_propagate_addr_expr): Clean up unused statements after
4170 2007-03-16 Richard Guenther <rguenther@suse.de>
4172 * builtins.c (expand_builtin_cexpi): Use the right argument
4173 for the expansion via cexp.
4175 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4177 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4178 * configure: Rebuilt.
4180 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4183 * dwarf2out.c (force_type_die): Adjust comment.
4184 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4186 2007-03-15 DJ Delorie <dj@redhat.com>
4188 * config/frv/predicates.md (minmax_operator): Don't check operands
4191 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4193 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4194 Update constant estimates of number of iterations.
4195 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4196 argument renamed to "realistic".
4197 (compute_estimated_nb_iterations): Removed.
4198 (record_niter_bound): New function.
4199 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4200 call record_nonwrapping_iv with upper = false.
4201 (infer_loop_bounds_from_signedness): Pass upper argument to
4202 record_nonwrapping_iv.
4203 (estimate_numbers_of_iterations_loop): Do not call
4204 compute_estimated_nb_iterations. Record estimate based on profile
4205 information. Initialize the constant estimates of number of
4207 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4209 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4210 number of iterations is too small.
4211 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4212 (EST_NOT_AVAILABLE): Removed.
4213 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4214 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4217 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4219 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4220 Handle NE_EXPR guards.
4222 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4225 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4226 Set also -pedantic-errors by default for the preprocessor unless
4227 -fpermissive is given.
4229 2007-03-15 Richard Guenther <rguenther@suse.de>
4233 * builtins.c (expand_builtin_cexpi): As a fallback if we
4234 don't have builtins for sincos or cexp create a function
4235 declaration for cexp and expand to a call to that.
4236 (expand_builtin_int_roundingfn): Always fall
4237 back to floor/ceil and its variants even if they may be
4240 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4243 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4244 jump tables, move the call to delete_dead_jumptables from here...
4245 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4246 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4247 don't allow merging of blocks that try_redirect_by_replacing_jump
4248 also does not handle when not optimizing.
4250 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4251 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4253 * config/i386/i386.md (x86_sahf_1): Correctly handle
4256 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4259 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4260 x86_64_general_operand as operand[2] predicate. Remove "iF"
4261 from operand constraints and use "e" constraint instead.
4262 (*subti3_1, *subti3_1 splitter): Ditto.
4263 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4264 operand[1] predicate.
4266 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4268 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4269 arrays, multiply the access strides by the size of the sub-array.
4270 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4272 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4274 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
4275 the configured assembler supports the sahf mnemonic.
4276 * configure: Regenerate.
4277 * config.in: Regenerate.
4279 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
4280 emit "sahf" or ".byte\t0x9e" as asm template.
4282 2007-03-14 Michael Meissner <michael.meissner@amd.com>
4285 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
4286 option to replace hard coded TARGET_xxx in md file.
4287 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
4288 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4289 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
4290 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
4291 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
4292 (X86_TUNE_NOT_VECTORMODE): Ditto.
4293 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
4294 (TUNE_AVOID_VECTOR_DECODE): Ditto.
4295 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4296 (TUNE_SLOW_IMUL_IMM8): Ditto.
4297 (TUNE_MOVE_M1_VIA_OR): Ditto.
4298 (TUNE_NOT_UNPAIRABLE): Ditto.
4299 (TUNE_NOT_VECTORMODE): Ditto.
4301 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
4304 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
4305 tuning options instead of hard coded TARGET_xxx.
4306 (fix ssemode peephole2's): Ditto.
4307 (imul peephole2's): Ditto.
4309 (movdi_or_rex64): Ditto.
4310 (move peephole2): Ditto.
4311 (not peephole2's): Ditto.
4313 2007-03-14 Dirk Mueller <dmueller@suse.de>
4315 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
4316 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
4317 * c-parser.c (c_parser_if_body): Always add an empty statement in case
4319 * c-parser.c (c_parser_do_statement): Warn about empty body in
4321 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
4322 * doc/invoke.texi (-Wempty-body): Update documentation.
4324 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4327 * c-common.h (warn_for_div_by_zero): Declare.
4328 * c-common.c (warn_for_div_by_zero): Define.
4329 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
4332 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4334 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
4335 to PREFIX and STANDARD_PREFIX.
4337 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4338 Phil Edwards <phil@codesourcery.com>
4340 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
4341 (__gthread_once_t): Remove busy field for RTPs.
4342 (__GTHREAD_ONCE_INIT): Update accordingly.
4344 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4346 * doc/invoke.texi: Document VxWorks options.
4348 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4350 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
4352 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
4354 PR tree-optimization/30590
4355 * tree-nrv.c (tree_nrv): Check for the partial update of the
4358 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4360 * flags.h (flag_random_seed): Remove declaration, in favor of...
4361 * toplev.h (get_random_seed, set_random_seed): ... these.
4362 * tree.c (get_file_function_name): Use the former.
4363 * opts.c (common_handle_option): Use the latter.
4366 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
4369 * cse.c (cse_find_path): Do not bail out if a basic block that
4370 we already visited now becomes part of a path that starts at a
4371 different basic block. Just disallow this, to make sure we
4372 visit each basic block at most once.
4374 2007-03-13 Jan Hubicka <jh@suse.cz>
4376 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
4377 when profile esitmate is present, calls with very low frequency are
4380 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
4382 PR tree-optimization/30730
4383 PR tree-optimization/26900
4384 * tree-ssa-loop-niter.c: Include gmp.h.
4386 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
4387 split_to_var_and_offset, determine_value_range,
4388 bound_difference_of_offsetted_base, refine_bounds_using_guard,
4389 bound_difference, bounds_add, bounds_negate,
4390 number_of_iterations_ne_max, dump_affine_iv): New functions.
4391 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
4392 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
4393 difference of initial and final value of control iv to validate
4395 (number_of_iterations_cond): Add loop parameter. Determine bounds
4396 on the difference of the extremes of the control iv. Add dumps.
4397 (expand_simple_operations): Handle phi nodes.
4398 (simplify_using_initial_conditions): Do not record used conditions.
4399 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
4400 Do not set additional_info.
4401 (implies_nonnegative_p, implies_ge_p): Removed.
4402 (derive_constant_upper_bound): Do not use parameter `additional'.
4403 (record_estimate): Parameter `additional' removed. Parameter
4404 `i_bound' added. Do not call derive_constant_upper_bound.
4405 (record_nonwrapping_iv): Use derive_constant_upper_bound to
4406 bound the number of iterations estimate.
4407 (estimate_numbers_of_iterations_loop): Pass the estimate from
4408 the number of iterations analysis to record_estimate.
4409 * tree.h (multiple_of_p): Declare.
4410 * tree-scalar-evolution.c (expression_expensive_p): Removed.
4411 (scev_const_prop): Do not check expression_expensive_p.
4412 * fold-const.c (multiple_of_p): Exported.
4413 * double-int.c (double_int_mask): Exported.
4414 * double-int.h (double_int_mask): Declare.
4415 * tree-flow.h (struct tree_niter_desc): Removed additional_info
4416 field. Added max field.
4418 2007-03-13 David Taylor <taylor@candd.org>
4421 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
4424 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4427 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
4428 two unamed patterns.
4430 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
4432 * config/i386/i386.opt (mcx16, msahf): New options.
4433 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
4434 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
4436 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
4437 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
4438 Output -mcx16 and -msahf options when corresponding bit is set.
4440 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
4443 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4445 * configure.ac: Test for assembler tolerance to # 0 "".
4446 * configure, config.in: Rebuilt.
4447 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
4449 2007-03-13 Geoffrey Keating <geoffk@apple.com>
4451 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
4453 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
4454 (handle_syscall): Handle direct system calls.
4455 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
4457 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4459 * doc/invoke.texi: Fix cpp.info cross-reference.
4460 * doc/passes.texi: Fix gcc.info cross-reference.
4462 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
4464 PR tree-optimization/30835
4465 * lambda-code.c (can_convert_to_perfect_nest): Check whether
4466 bb_for_stmt is not NULL before accessing it.
4468 2007-03-12 Joseph Myers <joseph@codesourcery.com>
4470 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
4473 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4476 * doc/install.texi: Document --enable-stage1-languages
4478 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
4480 * tree-pass.h (pass_into_cfg_layout_mode,
4481 pass_outof_cfg_layout_mode): Declare.
4482 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
4483 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
4484 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
4485 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
4487 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
4489 * c-decl.c (warn_variable_length_array): New function.
4490 Refactored from grokdeclarator to handle warn_vla
4491 and handle unnamed array case.
4492 (grokdeclarator): Refactored VLA warning case.
4493 * c.opt (Wvla): New flag.
4494 * doc/invoke.texi (Wvla): New warning.
4496 2007-03-12 Richard Henderson <rth@redhat.com>
4498 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
4499 (TARGET_SECTION_TYPE_FLAGS): New.
4501 2007-03-12 Richard Henderson <rth@redhat.com>
4503 * config/darwin.c (machopic_reloc_rw_mask): New.
4504 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
4505 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
4507 2007-03-12 Mark Mitchell <mark@codesourcery.com>
4509 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
4510 * cppdefault.h (cpp_PREFIX): Document.
4511 (cpp_PREFIX_len): Likewise.
4512 (cpp_EXEC_PREFIX): New variable.
4513 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
4514 * c-incpath.c (add_standard_paths): Correct logic for relocating
4515 paths within prefix.
4517 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
4519 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
4520 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
4522 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
4523 fix_truncdfdi_sse using SSEMODEF mode macro.
4524 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
4525 fix_truncdfsi_sse using SSEMODEF mode macro.
4526 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
4527 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
4529 2007-03-12 Richard Sandiford <richard@codesourcery.com>
4531 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
4534 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
4536 * tree.h : Add multiple_of_p declaration.
4537 * fold-const.c (multiple_of_p): Make multiple_of_p public.
4538 * ipa-type-escape.c (results_of_malloc): Redundant.
4539 (visited_stmts): New. Visited stmt for walk_use_def_chains.
4540 (cast_type): Extended with new members.
4541 (check_cast): Returns cast_type.
4542 (cast): New structure for data of walk_use_def_chains.
4543 (is_malloc_result, is_cast_from_non_pointer_1,
4544 is_cast_from_non_pointer,
4545 is_array_access_through_pointer_and_index): New functions.
4546 (look_for_casts): Returns cast types.
4547 (check_call): Returns void.
4548 (okay_pointer_operation): Use support of pointer plus index,
4549 pointer plus constant and allow all multiplications.
4551 2007-03-11 Richard Guenther <rguenther@suse.de>
4553 PR tree-optimization/31115
4554 * tree-vrp.c (extract_range_from_binary_expr): Make sure
4555 the shift count is positive and non-anti-range for RSHIFT_EXPR.
4556 A shift count of zero is not special as with *_DIV_EXPR.
4557 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
4560 2007-03-11 Ian Lance Taylor <iant@google.com>
4562 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
4563 the *_DIV_EXPR codes correctly with overflow infinities.
4565 2007-03-11 Ira Rosen <irar@il.ibm.com>
4567 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
4568 indicate success/failure of the analysis. Add negation to subtrahend
4569 in case of subtraction. Fail if both operands contain constants.
4570 (create_data_ref): Fail if analyze_offset fails.
4572 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
4574 * config/i386/i386.md (frndintxf2): Rename to ...
4575 (rintxf2): ... this. Remove expander having same name.
4576 (rintsf2, rintdf2): Implement using SSEMODEF macro.
4577 (roundsf2, rounddf2): Ditto.
4578 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
4579 (lround<mode>di2, lround<mode>si2): Ditto.
4581 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
4583 * lower-subreg.c: Include except.h.
4584 (decompose_multiword_subregs): Verify that the only control flow
4585 insns we can split are loads to multi-words pseudos.
4586 Handle breaking such blocks after splitting, instead of calling
4587 find_many_sub_basic_blocks.
4589 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
4590 on the new basic block. Add a lengthy comment explaining why we
4591 thought this was necessary.
4592 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
4594 2007-03-10 Mark Mitchell <mark@codesourcery.com>
4597 * tree.c (walk_type_fields): Recurse into the element type of
4598 ARRAY_TYPEs if there is a pointer set.
4600 2007-03-10 Dirk Mueller <dmueller@suse.de>
4602 * c-common.c (warn_logical_operator): Fix condition.
4604 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
4606 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
4608 * config/darwin.c (machopic_select_section): Remove superfluous
4609 argument in call to categorize_decl_for_section. Remove unused
4612 2007-03-10 Joseph Myers <joseph@codesourcery.com>
4614 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
4616 * configure: Regenerate.
4618 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
4621 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
4622 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
4623 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
4624 Add LABEL_NUSES to emitted label.
4625 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
4626 branch probability value to emitted jump insn.
4627 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
4628 Do not check life information and do not re-arrange input operands
4629 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
4631 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4633 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
4634 the change of decode_asm_operands.
4636 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4638 * mode-switching.c (create_pre_exit): Skip blockage insn.
4640 2007-03-09 Diego Novillo <dnovillo@redhat.com>
4642 * tree-pass.h (TODO_update_smt_usage): Remove.
4644 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4648 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4650 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
4651 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
4652 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
4655 2007-03-09 Geoffrey Keating <geoffk@apple.com>
4657 * gcc.c: Document %{, in big comment at top.
4658 (input_suffix_matches): Remove special handling for .s and
4660 (input_spec_matches): New.
4661 (handle_braces): Handle %{,.
4662 (validate_switches): ',' indicates a value which is not a switch.
4663 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
4664 to detect assembler input.
4665 * config/i386/sol2.h (CPP_SPEC): Likewise.
4666 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
4667 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4668 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
4669 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4670 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
4671 -m64 causes deployment target to default to 10.5.
4672 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4674 2007-03-09 Richard Henderson <rth@redhat.com>
4677 * target.h (targetm.asm.out.reloc_rw_mask): New.
4678 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
4679 (TARGET_ASM_OUT): Use it.
4680 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
4681 * varasm.c (categorize_decl_for_section): Remove shlib argument;
4682 use the new reloc_rw_mask target hook instead.
4683 (default_section_type_flags_1): Merge into...
4684 (default_section_type_flags): ... here.
4685 (decl_readonly_section_1): Merge into...
4686 (decl_readonly_section): ... here.
4687 (default_elf_select_section_1): Merge into...
4688 (default_elf_select_section): ... here.
4689 (default_unique_section_1): Merge into...
4690 (default_unique_section): ... here.
4691 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
4692 (default_select_rtx_section): Use it.
4693 (default_elf_select_rtx_section): Likewise.
4694 * output.h: Update to match.
4695 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
4696 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
4697 (TARGET_ASM_RELOC_RW_MASK): New.
4698 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
4699 to categorize_decl_for_section.
4700 (x86_64_elf_unique_section): Likewise.
4701 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
4702 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
4703 (TARGET_ASM_RELOC_RW_MASK): New.
4704 * config/ia64/ia64.c (ia64_rwreloc_select_section,
4705 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
4706 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
4707 (TARGET_RWRELOC): Remove.
4708 (ia64_section_type_flags): Adjust call to default_section_type_flags.
4709 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4710 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
4711 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
4712 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
4713 (rs6000_xcoff_select_section): Use decl_readonly_section.
4714 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
4715 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4716 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
4717 (TARGET_SECTION_TYPE_FLAGS): Remove.
4718 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
4720 2007-03-09 Roger Sayle <roger@eyesopen.com>
4722 * fold-const.c (fold_comparison): Remove compile-time evaluation of
4723 complex constant equality/inequality comparisons for here.
4724 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
4725 known at compile-time or can be simplified to a scalar comparison.
4726 (fold_relational_const): Move compile-time evaluation of complex
4727 constant equality/inequality comparisons to here.
4729 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4731 PR rtl-optimization/30643
4732 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
4734 (fold_rtx): Recurse, like before 2006-11-03.
4736 2007-03-09 DJ Delorie <dj@redhat.com>
4738 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
4741 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
4743 PR tree-optimization/30375
4744 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
4745 LHS of statements is not the same.
4746 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
4748 2007-03-09 Chao-ying Fu <fu@mips.com>
4750 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
4752 * doc/invoke.texi (-mdspr2): Document new option.
4753 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
4754 New unspec for DSP REV 2.
4755 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
4756 these instructions are extended in DSP REV 2.
4757 (mips-dspr2.md): Include.
4758 * config/mips/mips.opt (mdspr2): New option.
4759 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
4760 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
4761 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
4762 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
4763 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
4764 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
4765 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
4767 (bdesc_map): Add one field of unsupported_target_flags.
4768 (bdesc_arrays): Update entries to have extra fields. Add
4770 (mips_init_builtins): Initialize new function types.
4771 Check unsupported_target_fileds to filter out builtins.
4772 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
4774 (ASM_SPEC): Pass mdspr2 to the assembler.
4775 * config/mips/mips-dspr2.md: New file.
4777 2007-03-09 Sa Liu <saliu@de.ibm.com>
4779 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
4781 2007-03-09 Ian Lance Taylor <iant@google.com>
4783 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
4784 argument) like -Wstrict-overflow=2.
4785 * doc/invoke.texi (Warning Options): Update documentation.
4787 2007-03-09 Dirk Mueller <dmueller@suse.de>
4790 * doc/invoke.texi (-Wlogical-op): Document.
4791 * common.opt (-Wlogical-op): New.
4792 * c-common.h (warn_logical_operator): Declare.
4793 * c-common.c (warn_logical_operator): Define.
4794 * c-typeck.c (parser_build_binary_op): Call
4795 warn_logical_operator.
4797 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4799 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
4800 * final.c (final_scan_insn): Test for non-"" file name.
4802 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
4804 * doc/loop.texi: Document the Omega linear constraints solver.
4805 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
4806 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
4807 omega-hash-table-size, omega-max-keys, and
4808 omega-eliminate-redundant-constraints.
4809 * tree-pass.h (pass_check_data_deps): Declared.
4812 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
4813 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
4814 pass_check_data_deps): New.
4815 * tree-data-ref.c (init_data_ref): Remove declaration.
4816 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
4817 (analyze_array): Renamed init_array_ref, move up initializations.
4818 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
4819 Removed arguments that are set to NULL.
4820 (analyze_indirect_ref): Correct indentation, correct call to
4822 (object_analysis): Call init_array_ref instead of analyze_array.
4823 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
4824 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
4825 of DR_ACCESS_FNS_ADDR.
4826 (init_omega_eq_with_af, omega_extract_distance_vectors,
4827 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
4828 ddr_consistent_p): New.
4829 (compute_affine_dependence): Check consistency of ddrs when
4830 flag_check_data_deps is passed.
4831 (analyze_all_data_dependences): Uncomment.
4832 (tree_check_data_deps): New.
4833 * tree-data-ref.h: Include omega.h.
4834 (DR_ACCESS_FNS_ADDR): Removed.
4835 (data_dependence_relation): Add inner_loop.
4836 (DDR_INNER_LOOP): New.
4837 * common.opt (fcheck-data-deps): New.
4838 * tree-flow.h (tree_check_data_deps): Declare.
4839 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
4840 (OBJS-common): Depend on omega.o.
4842 * passes.c (pass_check_data_deps): Scheduled.
4843 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
4844 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
4845 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
4846 PARAM_VECT_MAX_VERSION_CHECKS,
4847 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
4849 2007-03-09 Richard Guenther <rguenther@suse.de>
4851 PR tree-optimization/30904
4853 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
4854 the same way as *_DIV_EXPR.
4856 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4858 * recog.c (decode_asm_operands): No mixed declarations and code.
4860 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4862 * rtl.def (ASM_INPUT): Add location.
4863 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
4864 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
4865 (decode_asm_operands): Add loc operand.
4866 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
4867 * stmt.c (expand_asm): Rename to...
4868 (expand_asm_loc): ... this. Add locus argument. Pass it on to
4869 gen_rtx_ASM_INPUT_loc.
4870 (expand_asm_expr): Adjust.
4871 * recog.c (decode_asm_operands): Add loc operand.
4872 (check_asm_operands, extract_insn): Adjust.
4873 * reload1.c (maybe_fix_stack_asms): Likewise.
4874 * final.c (asm_insn_count): Likewise.
4875 (final_scan_insn): Output # line before and after asm.
4877 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
4879 * tree-ssa-structalias.c (variable_info): Remove
4881 (new_var_info): Ditto.
4882 (shared_bitmap_info_t): New structure.
4883 (shared_bitmap_table): New variable.
4884 (shared_bitmap_hash): New function.
4885 (shared_bitmap_eq): Ditto
4886 (shared_bitmap_lookup): Ditto.
4887 (shared_bitmap_add): Ditto.
4888 (merge_smts_into): Change to take bitmap directly.
4889 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
4890 (init_alias_vars): Init shared bitmap hashtable.
4891 (delete_points_to_sets): Delete shared bitmap hashtable.
4892 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
4893 is_aliased removal as a change that was still necessary was
4896 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
4898 * config/i386/i386.h (override_options): Conditionally disable
4899 x86_sahf for 64bit targets only.
4901 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4904 * c-decl.c (merge_decls): Don't call make_var_volatile.
4905 * varasm.c (make_var_volatile): Remove.
4906 * output.h (make_var_volatile): Remove.
4908 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
4910 PR tree-optimization/31085
4911 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
4913 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4915 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
4916 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
4917 ATTR_CONST_NOTHROW_LIST.
4919 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4922 2007-03-08 Diego Novillo <dnovillo@redhat.com>
4924 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
4926 2007-03-08 Geoffrey Keating <geoffk@apple.com>
4929 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
4931 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
4932 passed, use shared libgcc.
4934 2007-03-08 Roger Sayle <roger@eyesopen.com>
4936 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
4937 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4938 (honor_protect_cleanup_actions, lower_try_finally_switch):
4940 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
4941 ifc_temp_var): Likewise.
4942 * tree-inline.c (setup_one_parameter): Likewise.
4943 * tree-mudflap.c (mf_decl_cache_locals,
4944 mf_build_check_statement_for): Likewise.
4945 * tree-nested.c (init_tmp_var, save_tmp_var,
4946 finalize_nesting_tree_1): Likewise.
4947 * tree-outof-ssa.c (insert_copy_on_edge,
4948 insert_backedge_copies): Likewise.
4949 * tree-profile.c (tree_gen_edge_profiler,
4950 tree_gen_ic_profiler): Likewise.
4951 * tree-scalar-evolution.c (scev_const_prop): Likewise.
4952 * tree-sra.c (sra_build_assignment): Likewise.
4953 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
4954 * tree-ssa-math-opts.c (insert_reciprocals,
4955 execute_cse_sincos_1): Likewise.
4956 * tree-tailcall.c (adjust_accumulator_values,
4957 adjust_return_value): Likewise.
4958 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
4959 * tree-vect-transform.c (vect_create_data_ref_ptr,
4960 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
4961 vect_create_epilog_for_reduction, vectorizable_reduction,
4962 vectorizable_call, vectorizable_conversion,
4963 vectorizable_assignment, vectorizable_operation,
4964 vectorizable_type_demotion, vect_gen_widened_results_half,
4965 vect_permute_store_chain, vectorizable_store,
4966 vect_setup_realignment, vect_permute_load_chain,
4967 vectorizable_load, vectorizable_condition,
4968 vect_create_cond_for_align_checks): Likewise.
4969 * tree-vrp.c (build_assert_expr_for): Likewise.
4971 2007-03-08 Ian Lance Taylor <iant@google.com>
4973 * tree-vrp.c: Include "intl.h".
4974 (usable_range_p): New static function.
4975 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
4976 overflowed values, juts set *strict_overflow_p.
4977 (compare_values): Only return -2 if one of the operands is not a
4979 (compare_ranges): Call usable_range_p.
4980 (compare_range_with_value): Likewise.
4981 (vrp_evaluate_conditional_warnv): Rename from
4982 vrp_evaluate_conditional. Make static. Change all callers.
4983 (vrp_evaluate_conditional): New function.
4984 (simplify_div_or_mod_using_ranges): Issue warning about reliance
4986 (simplify_abs_using_ranges): Likewise.
4987 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
4988 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
4989 within_stmt parameter.
4990 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4991 vrp_evaluate_conditional.
4992 * tree-ssa-threadedge.c
4993 (record_temporary_equivalences_from_stmts_at_dest): Change
4994 simplify parameter to take a second tree parameter.
4995 (simplify_control_stmt_condition): Likewise.
4996 (thread_across_edge): Likewise.
4997 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
4998 (thread_across_edge): Likewise.
4999 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5001 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5003 * config/i386/i386.h (TARGET_SAHF): New define.
5004 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5005 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5006 (x86_sahf): New global variable.
5007 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5008 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5009 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5010 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5012 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5013 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5014 when expanding fcomi/sahf based tests.
5015 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5016 expanding sahf based alternative. Emit sahf based sequence when
5017 optimizing for code size.
5018 * config/i386/i386.md (x86_sahf_1): Do not disable for
5019 TARGET_64BIT, enable for TARGET_SAHF.
5021 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5023 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5024 spurious whitespace from error message.
5026 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5029 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5031 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5033 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5035 * tree-sra.c (instantiate_element): Propagate disabled warnings
5036 from the element itself to the created variable.
5038 2007-03-07 Richard Henderson <rth@redhat.com>
5041 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5042 silently fix up the stack in the case of a missing register.
5044 2007-03-07 Paul Brook <paul@codesourcery.com>
5046 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5048 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5050 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5052 (phase1_vrs): Use them.
5053 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5054 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5055 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5056 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5057 __gnu_Unwind_Restore_WMMXC if required.
5058 (_Unwind_VRS_Pop): Implement iWMMXt support.
5059 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5060 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5061 gnu_Unwind_Save_WMMXC): Define.
5063 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5065 * config/vxworks.h (vxworks_override_options): Declare.
5066 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5067 * config/vxworks.c: Include target.h and toplev.h.
5068 (vxworks_override_options): New function.
5069 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5071 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5073 * config/s390/s390.c (override_options): Don't emit an error when
5074 -mstack-size is used without providing -mstack-guard.
5075 (s390_emit_prologue): Choose stack_guard value automatically if not
5076 provided via command line.
5077 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5079 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5081 * config/i386/i386.c (output_set_got): Add a GOT initialization
5082 sequence for VxWorks PIC.
5083 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5084 around labels as well as symbols. Use gotoff_operand instead
5085 of local_symbolic_operand.
5086 (legitimize_pic_address): Use gotoff_operand instead of
5087 local_symbolic_operand. Use @GOT accesses for labels as
5089 (ix86_output_addr_diff_elt): Use PC-relative rather than
5090 GP-relative offsets for VxWorks PIC.
5091 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5092 no_new_pseudos. Check whether the returned register is op0.
5093 * config/i386/i386.md (tablejump): Use PC-relative rather than
5094 GP-relative offsets for VxWorks PIC.
5095 * config/i386/predicates.md (gotoff_operand): New predicate.
5097 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5099 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5101 * config/vxworks-dummy.h: New file.
5102 * config/i386/i386.h: Include it.
5104 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5106 * dwarf2out.c (is_inlined_entry_point): New
5107 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5108 DW_AT_ranges if the first subblock is the entry point.
5110 2007-03-06 David Daney <ddaney@avtrex.com>
5112 * doc/install.texi (mips-*-*): Change recommended binutils
5115 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5117 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5118 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5120 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5121 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5123 2007-03-06 Jan Hubicka <jh@suse.cz>
5125 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5126 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5128 (probably_cold_bb_p): Cold functions are cold.
5129 (probably_never_executed_bb_p): Cold functions are cold.
5130 (tree_bb_level_predictions): Predict calls to cold functions as not
5132 (compute_function_frequency): Check hot/cold attributes.
5133 * function.h (function_frequency): Update comments.
5134 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5135 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5136 (c_common_att): Add cold and hot.
5138 * doc/extend.texi (hot,cold attributes): Document.
5140 2007-03-06 Andrew Haley <aph@redhat.com>
5142 * function.c (expand_function_end): Move blockage to just after we
5143 emit the label for the naked return from the function.
5145 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5147 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5150 2007-03-06 Jan Hubicka <jh@suse.cz>
5152 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5153 loaded for constant large models. Non-large 64bit PIC can do.
5154 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5155 * cmodel.h: Add LARGE PIC.
5156 * i386.md (UNSPEC_PLTOFF): New.
5157 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5159 (*call_1_rex64): Disable for large models.
5160 (*call_1_rex64_large): New.
5161 (*call_value_1_rex64): Disable for large models.
5162 (*call_value_1_rex64_large): New.
5163 (set_rip_rex4): New.
5164 (set_got_offset_rex64): New.
5165 * predicates.md (constant_call_address_operand): For large model
5166 constant calls are not possible.
5167 * i386-protos.h (construct_plt_address): Declare.
5168 * i386.c (override_options): Accept large models.
5169 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5170 (legitimate_constant_p): Add new UNSPECs.
5171 (legitimate_pic_operand_p): Likewise.
5172 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5173 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5175 (output_pic_addr_const): Add PLTOFF.
5176 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5177 (ix86_expand_move): Legitimize pic address when in PIC mode.
5178 (construct_plt_address): New function.
5179 (ix86_expand_call): Offload the address to register and use GOT pointer
5181 * invoke.texi (mcmodel=large): Update documentation.
5183 2007-03-06 Richard Henderson <rth@redhat.com>
5185 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5186 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5187 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5188 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5189 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5190 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5191 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5192 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5193 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5194 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5195 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5196 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5197 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5198 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5199 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5200 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5201 x86_schedule, x86_use_bt, x86_pad_returns,
5202 x86_use_xchgb): Merge into ...
5203 (ix86_tune_features): ... here. New array.
5204 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5205 x86_bswap): Merge into ...
5206 (ix86_arch_features): ... here. New array.
5207 (x86_3dnow_a): Remove.
5208 (x86_accumulate_outgoing_args): Make static.
5209 (x86_arch_always_fancy_math_387): Make static.
5210 (ix86_tune_mask, ix86_arch_mask): Move ...
5211 (override_options): ... to local variables here. Apply the
5212 appropriate mask to each element of ix86_arch_features and
5213 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5214 as were done in the old macros.
5215 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5216 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5217 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5218 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5219 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5220 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5221 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5222 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5223 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5224 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5225 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5226 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5227 x86_accumulate_outgoing_args, x86_prologue_using_move,
5228 x86_epilogue_using_move, x86_decompose_lea,
5229 x86_arch_always_fancy_math_387, x86_shift1,
5230 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5231 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5232 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5233 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5234 x86_use_incdec, x86_pad_returns, x86_bswap,
5235 x86_partial_flag_reg_stall): Remove.
5236 (enum ix86_tune_indices): New.
5237 (ix86_tune_features): New.
5238 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5239 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5240 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5241 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5242 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5243 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5244 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5245 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5246 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5247 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5248 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5249 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5250 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5251 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5252 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5253 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5254 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5255 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5256 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5257 TARGET_EXT_80387_CONSTANTS): Use it.
5258 (enum ix86_arch_indices): New.
5259 (ix86_arch_features): New.
5260 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5261 TARGET_BSWAP): Use it.
5262 (ix86_tune_mask, ix86_arch_mask): Remove.
5264 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5267 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5268 Define using $${sysroot_headers_suffix}.
5269 * configure: Regenerate.
5270 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5271 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
5273 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
5274 * gcc.c (print_sysroot_headers_suffix): New.
5275 (option_map): Include --print-sysroot-headers-suffix.
5276 (display_help): Mention -print-sysroot-headers-suffix.
5277 (process_command): Handle -print-sysroot-headers-suffix.
5278 (do_spec_1): Append multilib directory to include-fixed path if
5279 sysroot suffixes in use.
5280 (main): Handle -print-sysroot-headers-suffix.
5281 * Makefile.in (start.encap): Don't depend on xlimits.h
5282 (xlimits.h): Remove.
5283 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
5284 limits.h for each multilib in fixinc_list.
5285 (fixinc_list, s-fixinc_list): New.
5286 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
5287 generate them for each multilib in fixinc_list.
5288 (stmp-fixproto): Use include-fixed. Run fixproto for each
5289 multilib in fixinc_list.
5290 (mostlyclean): Don't remove xlimits.h.
5291 (clean): Remove include-fixed.
5292 (real-install-headers-tar, real-install-headers-cpio,
5293 real-install-headers-cp): Don't copy include, only include-fixed.
5294 (install-mkheaders): Depend on fixinc_list. Don't depend on
5295 xlimits.h. Save limits.h files for each multilib in fixinc_list.
5296 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
5297 SYSTEM_HEADER_DIR setting in mkheaders.conf.
5299 2007-03-06 Jan Hubicka <jh@suse.cz>
5301 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
5304 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5306 * configure.ac: Allow tm_file to contain build-directory files.
5307 * configure: Regenerate.
5308 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
5309 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
5310 * config/m68k/print-sysroot-suffix.sh: New file.
5312 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5314 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
5315 of pic_offset_table_rtx if reload_completed.
5316 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
5317 PIC_OFFSET_TABLE_REGNUM.
5318 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
5320 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
5321 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
5323 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5325 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5326 functions that call eh_return.
5328 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5330 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5331 functions that need a constant pool.
5333 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5336 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
5337 (m68k_preferred_reload_class): Likewise.
5338 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
5339 (SECONDARY_RELOAD_CLASS): Define.
5340 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
5341 (LIMIT_RELOAD_CLASS): Delete.
5342 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
5343 registers from storing bytes.
5344 (m68k_secondary_reload_class): New function.
5345 (m68k_preferred_reload_class): Likewise.
5347 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5349 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
5351 (m68k_expand_prologue): Likewise.
5353 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5355 * config/m68k/m68k-protos.h (output_sibcall): Declare.
5356 (mips_expand_epilogue): Add a bool parameter.
5357 (m68k_legitimize_sibcall_address): Declare.
5358 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
5359 (m68k_expand_epilogue): Add a parameter to select between sibling
5360 and normal epilogues. Only generate a return for the latter.
5361 (m68k_ok_for_sibcall_p): New function.
5362 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
5363 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
5364 (sibcall_value, *sibcall_value): Likewise.
5365 (*call, *call_value): Require !SIBLING_CALL_P.
5366 (epilogue): Update call to m68k_expand_epilogue.
5367 (sibcall_epilogue): New pattern.
5368 * config/m68k/predicates.md (const_call_operand): Say that this
5369 predicate applies to sibling calls too.
5370 (sibcall_operand): New predicate.
5372 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5374 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
5375 alternatives as movsi_cf.
5376 (movsf_cf_hard): Add commentary.
5378 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
5379 Richard Sandiford <richard@codesourcery.com>
5381 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
5382 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
5383 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
5384 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
5385 as being live on exit from an interrupt function.
5386 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
5387 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
5388 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
5389 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
5390 (m68k_interrupt_function_p): Globalize.
5391 (m68k_compute_frame_layout): Remove reverse mask code.
5392 (m68k_emit_movem, m68k_set_frame_related): New functions.
5393 (m68k_output_function_prologue): Delete in favor of...
5394 (m68k_expand_prologue): ...this new function.
5395 (m68k_output_function_epilogue): Delete in favor of...
5396 (m68k_expand_epilogue): ...this new function.
5397 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
5399 (print_operand): Handle %?.
5400 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
5401 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
5402 (prologue, epilogue): New patterns.
5403 (return): Turn into a define_expand.
5404 (*return): New pattern, derived from old "return" pattern. Use rte
5405 rather than rts for interrupt functions. Only use rtd if the pop
5407 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
5408 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
5409 (link, *link, unlink, *unlink, load_got): Likewise.
5411 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5415 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
5416 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
5417 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
5418 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
5419 and m68k_matches_u_p.
5420 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
5421 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
5422 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
5423 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
5424 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
5425 (REG_STRICT_P): New macro.
5426 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
5427 PCREL_GENERAL_OPERAND_OK.
5428 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
5429 m68k_legitimate_base_reg_p.
5430 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
5431 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
5432 (PIC_CASE_VECTOR_ADDRESS): Update comment.
5433 * config/m68k/m68k.c (m68k_address): New structure.
5434 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
5435 (m68k_decompose_index, m68k_legitimate_constant_address_p)
5436 (m68k_jump_table_ref_p, m68k_decompose_address)
5437 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
5438 (m68k_matches_u_p): New functions.
5439 (print_operand_address): Rewrite to use m68k_decompose_index.
5441 2007-03-05 David Taylor <dtaylor@emc.com>
5443 * gcc.c: Correct copyright date in --version output.
5445 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5447 * pa.md: In unamed move patterns, disparge copies between general
5448 and floating point registers using '?' modifier. Don't include 'f'
5449 constraint for register preferences in DImode, SImode, HImode and
5450 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
5451 Remove constraints for copies between general and floating registers
5452 in soft-float DFmode pattern.
5453 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
5457 2007-03-05 Mike Stump <mrs@apple.com>
5459 * c-common.c (targetcm): Add.
5460 * c-opts.c (c_common_handle_option): Handle language specific
5462 * opts.c (handle_option): Verify language for target options, if
5464 * opth-gen.awk: Add CL_LANG_ALL.
5465 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
5466 (TARGETCM_INITIALIZER): Add.
5467 * target.h (struct gcc_targetcm): Add.
5469 * targhooks.c (default_handle_c_option): Add.
5470 * targhooks.h (default_handle_c_option): Add.
5471 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
5473 * config/darwin.opt (iframework): Add.
5474 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
5475 * config/darwin-c.c (handle_c_option): Add.
5476 (TARGET_HANDLE_C_OPTION): Add.
5478 * doc/invoke.texi (Darwin Options): Add -iframework.
5480 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5482 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
5485 2007-03-05 Ian Lance Taylor <iant@google.com>
5487 * c.opt (fgnu89-inline): New option.
5488 * c-opts.c (c_common_post_options): Set default value for
5490 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
5491 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
5493 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
5494 (grokdeclarator, start_function): Likewise.
5495 * c-cppbuiltin.c (c_cpp_builtins): Define either
5496 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
5497 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
5498 (C Dialect Options): Document -fgnu89-inline.
5499 * doc/extend.texi (Function Attributes): Explain what the
5500 gnu_inline attribute does.
5501 * doc/cpp.texi (Common Predefined Macros): Document
5502 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5504 2007-03-05 Ian Lance Taylor <iant@google.com>
5506 PR tree-optimization/31034
5507 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
5508 half-range if the other side is an overflow infinity.
5510 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5512 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
5513 (bfin*-linux-uclibc*): New configuration.
5514 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
5516 * config/bfin/linux.h: New file.
5517 * config/bfin/libgcc-bfin.ver: New file.
5518 * config/bfin/t-bfin-uclinux: New file.
5519 * config/bfin/t-bfin-linux: New file.
5520 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
5521 (TARGET_OS_CPP_BUILTINS): New macro.
5523 2007-03-05 Richard Guenther <rguenther@suse.de>
5525 * fold-const.c (fold_binary): Remove duplicate folding
5526 of comparison of non-null ADDR_EXPR against null.
5528 2007-03-05 Richard Guenther <rguenther@suse.de>
5529 Dorit Nuzman <dorit@il.ibm.com>
5531 PR tree-optimization/26420
5532 * tree-vectorizer.c (vectorize_loops): Bail out early if there
5533 are no loops in the function. Only print the number of
5534 vectorized loops if it is greater than zero or we are supposed
5535 to print information about unvectorized loops.
5537 2007-03-05 Revital Eres <eres@il.ibm.com>
5539 * gcc.dg/var-expand1.c: New test.
5540 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
5541 when an accumulator is expanded.
5543 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5546 * c-common.c (convert_and_check): Don't give warnings for
5547 conversion if 'expr' already overflowed.
5549 2007-03-04 Roger Sayle <roger@eyesopen.com>
5552 * fold-const.c (fold_comparison): Enforce type consistency when
5553 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
5555 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
5557 * tree-ssa-address.c (create_mem_ref): Do not put an expression
5558 containing a cast to the base of TARGET_MEM_REF.
5560 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
5562 * tree.c (tree_contains_struct_check_failed): Remove spurious
5563 whitespace from error message.
5565 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5568 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
5569 instead of precision.
5571 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
5572 Nathan Sidwell <nathan@codesourcery.com>
5574 * emit-rtl.c (find_auto_inc): New.
5575 (try_split): recreate REG_INC notes,
5576 Use regular for loops rather than whiles.
5578 2007-03-03 Andreas Schwab <schwab@suse.de>
5580 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
5581 * configure: Regenerate.
5583 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5585 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
5586 flag_rounding_math, not flag_unsafe_math_optimizations.
5588 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
5590 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
5591 alpha_fold_vector_minmax): Likewise.
5592 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5593 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
5595 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5597 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
5598 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
5599 if the lhs has side-effects.
5600 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
5602 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5604 * config/i386/i386.h (TUNEMASK): Remove define.
5605 (ARCHMASK): Remove define.
5606 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
5607 Use ix86_arch_mask variable instead of ARCHMASK.
5608 * config/i386/i386.c (override_options): Ditto.
5609 (standard_80387_constant_p): Ditto.
5611 2007-03-02 Ian Lance Taylor <iant@google.com>
5613 Used signed infinities in VRP.
5614 * tree-vrp.c (uses_overflow_infinity): New static function.
5615 (supports_overflow_infinity): New static function.
5616 (make_overflow_infinity): New static function.
5617 (negative_overflow_infinity): New static function.
5618 (positive_overflow_infinity): New static function.
5619 (is_negative_overflow_infinity): New static function.
5620 (is_positive_overflow_infinity): New static function.
5621 (is_overflow_infinity): New static function.
5622 (overflow_infinity_range_p): New static function.
5623 (compare_values_warnv): New function split out of compare_values.
5624 (compare_value): Call it.
5625 (set_value_range_to_nonnegative): Add overflow_infinity
5626 parameter. Change caller.
5627 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
5629 (vrp_expr_computes_nonzero): Likewise.
5630 (compare_ranges, compare_range_with_value): Likewise.
5631 (compare_name_with_value, compare_names): Likewise.
5632 (vrp_evaluate_conditional): Likewise.
5633 (set_value_range): Handle infinity
5634 (vrp_operand_equal_p, operand_less_p): Likewise.
5635 (extract_range_from_assert): Likewise.
5636 (vrp_int_const_binop): Likewise.
5637 (extract_range_from_binary_expr): Likewise.
5638 (extract_range_from_unary_expr): Likewise.
5639 (extract_range_from_comparison): Likewise.
5640 (extract_range_from_expr): Likewise.
5641 (dump_value_range): Likewise.
5642 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
5643 (test_for_singularity): Likewise.
5644 (vrp_int_const_binop): Remove inline qualifier.
5645 (adjust_range_with_scev): Add comment.
5646 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5648 2007-03-02 Diego Novillo <dnovillo@redhat.com>
5650 * tree-ssa-structalias.c (could_have_pointers): Tidy.
5651 (get_constraint_for): Likewise.
5652 (do_structure_copy): Likewise.
5653 (find_func_aliases): Fix references to MODIFY_EXPR.
5654 (intra_create_variable_infos): Tidy.
5655 * tree-ssa-operands.c (add_virtual_operand): Add argument
5657 When adding members of alias sets, if IS_CALL_SITE is true and
5658 the symbol is not call-clobbered, skip it.
5661 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5663 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
5664 entry by means of emit_insn_at_entry.
5666 2007-03-02 Richard Henderson <rth@redhat.com>
5668 * expr.h (promoted_input_arg): Remove decl.
5669 * function.c (promoted_input_arg): Merge into ...
5670 * combine.c (setup_incoming_promotions): ... only caller.
5671 Rearrange to avoid double loop.
5673 2007-03-02 Ben Elliston <bje@au.ibm.com>
5674 Peter Bergner <bergner@vnet.ibm.com>
5675 Janis Johnson <janis187@us.ibm.com>
5677 * config/rs6000/dfp.md: New file.
5678 * config/rs6000/rs6000.md: Include dfp.md.
5679 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
5680 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
5681 and TDmode decimal float modes in FP registers.
5682 (num_insns_constant): Likewise.
5683 (rs6000_legitimate_offset_address_p): Likewise.
5684 (rs6000_legitimize_address): Likewise.
5685 (rs6000_legitimize_reload_address): Likewise.
5686 (rs6000_legitimate_address): Likewise.
5687 (rs6000_emit_move): Likewise.
5688 (function_arg_boundary): Likewise.
5689 (function_arg_advance): Likewise.
5690 (rs6000_darwin64_record_arg_recurse): Likewise.
5691 (function_arg): Likewise.
5692 (rs6000_gimplify_va_arg): Likewise.
5693 (rs6000_split_multireg_move): Likewise.
5694 (rs6000_output_function_epilogue): Likewise.
5695 (rs6000_output_function_epilogue): Likewise.
5696 (rs6000_register_move_cost): Likewise.
5697 (rs6000_function_value): Likewise.
5698 (rs6000_libcall_value): Likewise.
5700 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5702 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
5704 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5706 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
5707 Use $MULTIDIR to choose between the kernel and RTP headers,
5708 and use $WIND_BASE and $WIND_USR to locate them.
5710 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5712 * config/i386/i386.c (override_options): Put initialization of
5713 ix86_tune_mask and ix86_arch_mask to the correct place.
5715 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5716 Michael Meissner <michael.meissner@amd.com>
5719 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
5721 (TARGET_CMOVE): Use ARCHMASK.
5722 (TARGET_CMPXCHG): Ditto.
5723 (TARGET_CMPXCHG8B): Ditto.
5724 (TARGET_XADD): Ditto.
5725 (TARGET_BSWAP): Ditto.
5726 * config/i386/i386.c (ix86_tune_mask): New global variable.
5727 (ix86_arch_mask): Ditto.
5728 (override_options): Initialize ix86_tune_mask and
5729 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
5732 2007-03-02 Ben Elliston <bje@au.ibm.com>
5735 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
5737 2007-03-02 Joseph Myers <joseph@codesourcery.com>
5739 * target.h (init_dwarf_reg_sizes_extra): New target hook.
5740 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
5741 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
5742 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
5744 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
5745 rs6000_init_dwarf_reg_sizes_extra): New.
5746 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
5747 SPE register high parts.
5749 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
5751 * Makefile.in: Add install-pdf target as
5752 copied from automake v1.10 rules.
5753 * configure.ac: Add install-pdf to target list.
5754 * configure: Regenerate.
5756 2007-03-01 Paul Brook <paul@codesourcery.com>
5758 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
5759 modes to LDRD for DImode.
5760 (output_move_double): Fixup out of range ldrd/strd.
5761 (vfp_secondary_reload_class): Rename...
5762 (coproc_secondary_reload_class): ... to this. Add wb argument.
5763 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
5764 coproc_secondary_reload_class for CLASS_IWMMXT.
5765 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
5766 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
5768 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5770 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
5771 factor by the estimated number of iterations.
5772 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
5775 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
5776 decode_caches_intel, detect_caches_intel): New functions.
5777 (host_detect_local_cpu): Use detect_caches_amd and
5778 detect_caches_intel.
5780 2007-03-01 Richard Henderson <rth@redhat.com>
5782 * expr.c (emit_move_complex_push): Export.
5783 (emit_move_complex_parts): Split out from ...
5784 (emit_move_complex): ... here.
5785 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
5786 * config/i386/i386.md (movcdi): New.
5788 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
5790 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
5791 size of mode1 to check for tieable modes in MMX case.
5793 2007-03-01 Richard Sandiford <richard@codesourcery.com>
5795 * Makefile.in (rtlanal.o): Depend on tree.h.
5796 * rtl.h (offset_within_section_p, split_const): Declare.
5797 * rtlanal.c: Include tree.h.
5798 (offset_within_block_p): New function, taken from
5799 mips_offset_within_object_p.
5800 (split_const): New function, taken from mips_split_const.
5801 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
5803 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5804 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
5805 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
5806 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5807 (m68k_illegitimate_symbolic_constant_p): New function.
5808 * config/m68k/m68k.md (movsi): Remove misleading predicates.
5809 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
5810 symbolic constant that might be outside the symbol's section,
5811 move the symbol first and then add the offset.
5812 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
5814 * config/mips/mips.c (mips_split_const): Delete.
5815 (mips_offset_within_object_p): Delete.
5816 (mips_symbolic_constant_p): Use offset_within_section_p and
5817 split_const instead of mips_offset_within_object_p and
5819 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
5820 (mips_legitimize_const_move, print_operand_reloc)
5821 (mips_dangerous_for_la25_p): Use split_const instead of
5824 2007-02-28 Eric Christopher <echristo@apple.com>
5826 * Makefile.in (install-include-dir): Don't rm -rf include.
5828 2007-02-28 Richard Guenther <rguenther@suse.de>
5831 * fold-const.c (fold_binary): Do not associate expressions
5832 with more than one variable for integer types that do not wrap.
5834 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
5836 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
5837 Delete, and replace with...
5838 (fold_builtin_call_array): This. Update callers to use it.
5839 * fold-const.c (fold_build_call_list): Delete, and replace with...
5840 (fold_build_call_array): This.
5841 (fold_build_call_list_initializer): Delete, and replace with...
5842 (fold_build_call_array_initializer): This.
5843 * tree.h: Update declarations to reflect above changes.
5845 * c-typeck.c (build_function_call): Store converted arguments
5846 in a stack-allocated array instead of building a list.
5847 (convert_arguments): Store arguments in the array passed in as an
5848 argument, and return the actual number of arguments.
5849 * c-format.c: (check_function_format): Pass arguments in an
5850 array instead of a list.
5851 * c-common.c (check_function_nonnull): Likewise.
5852 (check_function_sentinel): Likewise.
5853 (check_function_arguments): Likewise.
5854 * c-common.h: Update declarations to reflect above changes.
5856 2007-02-28 Jan Hubicka <jh@suse.cz>
5858 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
5859 PRED_NEGATIVE_RETURN): Update outcomes.
5861 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
5863 * calls.c (emit_library_call_value_1): Handle partial registers
5864 correctly when building up CALL_INSN_FUNCTION_USAGE.
5866 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5868 * pa/predicates.md (move_src_operand): Allow zero for mode.
5869 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
5872 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
5875 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
5876 *movv2df_internal): Enable pattern only for valid operand
5878 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
5879 tie only 128bit modes. For MMX registers, tie only 64bit modes.
5881 2007-02-27 Mike Stump <mrs@apple.com>
5883 * config/darwin-crt3.c: Avoid compilation when compiling for a
5886 2007-02-27 Joseph Myers <joseph@codesourcery.com>
5888 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
5890 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
5891 for fixed headers and limits.h.
5892 (install-include-dir, install-headers-tar, install-headers-cpio,
5893 install-headers-cp, real-install-headers-tar,
5894 real-install-headers-cpio, real-install-headers-cp): Handle
5895 include-fixed as well as include.
5896 (install-mkheaders): Don't install files that go only in include
5898 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
5899 from GCC_INCLUDE_DIR.
5900 * gcc.c (process_command): Remove special -BstageN/ handling.
5901 (do_spec_1): Add include-fixed directories.
5903 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5905 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
5907 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
5909 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
5912 2007-02-27 Mark Mitchell <mark@codesourcery.com>
5914 * c-common.c (get_priority): Add check for
5915 SUPPORTS_INIT_PRIORITY.
5917 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5919 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
5921 * config/bfin/bfin.c: Include "cfglayout.h".
5922 (MAX_LSETUP_DISTANCE): New macro.
5923 (struct loop_info): New members incoming, incoming_src and
5924 incoming_dest. Delete member predecessor.
5925 (length_for_loop): New function.
5926 (bfin_optimize_loop): Handle more different loop structures.
5927 (bfin_discover_loop): Rework detection of predecessor blocks by
5928 examining incoming edges.
5929 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
5931 (bfin_reorder_loops): New function.
5932 (bfin_reorg_loops): Use these three new functions.
5934 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
5935 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
5936 (CONSTRAINT_LEN): Add entry for 'q'.
5937 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
5938 Add 'q' constraints.
5939 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
5940 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
5942 * config/bfin/bfin.md (add_with_carry): New pattern.
5943 (s_or_u, su_optab, su_modifier): New code macros/attrs.
5944 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
5945 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
5946 support unsigned multiplies too. Removed incorrect commutativity from
5947 operand 1 constraint where appropriate.
5948 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
5950 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
5951 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
5953 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
5954 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
5955 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
5956 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
5957 usmulhisi_hh_huh): New patterns.
5959 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
5960 lshifthi3): Fix output template to use half reg for operand 2.
5962 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
5965 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
5967 2007-02-27 Andreas Schwab <schwab@suse.de>
5969 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
5971 2007-02-27 Jan Hubicka <jh@suse.cz>
5973 * predict.c (last_basic_block_p): Remove.
5974 (tree_estimate_probability): Update return heuristic for commonized
5977 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5979 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
5981 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5983 * doc/include/gcc-common.texi (versionsubtitle): New macro.
5984 * doc/cpp.texi: Standardize title page.
5985 * doc/cppinternals.texi: Likewise.
5986 * doc/gcc.texi: Standardize title page, remove version number
5987 from copyright page.
5988 * doc/gccint.texi: Likewise.
5989 * doc/install.texi: Standardize title page, add table of
5992 2007-02-26 Jan Hubicka <jh@suse.cz>
5994 * predict.def: Set outcomes according to more recent results.
5995 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
5996 Remove dead predictors.
5997 * predict.c (return_prediction): Fix pasto.
5999 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6001 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6002 change; avoid a memory leak when returning early.
6004 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6006 * c-decl.c (static_ctors): Move to c-common.c.
6007 (static_dtors): Likewise.
6008 (finish_function): Use c_record_cdtor_fn.
6009 (build_cdtor): Move to c-common.c.
6010 (c_write_global_declarations): Use c_build_cdtor_fns.
6011 * c-common.h (static_ctors): Declare.
6012 (static_dtors): Likewise.
6013 (c_record_cdtor_fn): Likewise.
6014 (c_build_cdtor_fns): Likewise.
6015 * c-common.c (static_ctors): New variable.
6016 (static_dtors): Likewise.
6017 (c_record_cdtor_fn): New function.
6018 (build_cdtor): Move from c-decl.c
6019 (c_build_cdtor_fns): New function.
6021 * output.h (assemble_addr_to_section): Declare.
6022 (get_cdtor_priority_section): Likewise.
6023 * varasm.c (assemble_addr_to_section): New function.
6024 (get_cdtor_priority_section): Likewise.
6025 (default_named_section_asm_out_destructor): Use them.
6026 (destor_dtor_section_asm_out_destructor): Likewise.
6027 (default_named_section_asm_out_constructor): Likewise.
6028 (default_ctor_section_asm_out_constructor): Likewise.
6029 * config.gcc (*-*-vxworks*): Include vxworks.o.
6030 * config/t-vxworks (vxworks.o): New target.
6031 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6032 (TARGET_ASM_CONSTRUCTOR): Define.
6033 (TARGET_ASM_DESTRUCTOR): Likewise.
6034 (vxworks_asm_out_constructor): Declare.
6035 (vxworks_asm_out_destructor): Likewise.
6037 * c-common.c (get_priority): Check that we have not just an
6038 INTEGER_CST, but an integer constant with integeral type.
6040 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6042 PR tree-optimization/30938
6043 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6044 use &dt[nargs-1] instead of &dt[nargs] in the call to
6045 vect_is_simple_use().
6047 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6049 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6050 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6051 Do not attempt to handle MEM inside auto-inc expressions.
6052 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6053 of a register modified by an auto-inc expression. However, do handle
6054 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6055 (elimination_effects): Prohibit elimination of a register modified
6056 by an auto-inc expression. Disable register elimination rules whose
6057 target register is modified by an auto-inc expression with variable
6060 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6062 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6064 (array_at_struct_end_p): New function.
6065 (idx_infer_loop_bounds): Use it.
6066 (estimate_numbers_of_iterations_loop): Export.
6067 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6068 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6069 (tree_estimate_probability): Call record_loop_exits.
6070 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6071 (estimated_loop_iterations, estimated_loop_iterations_int,
6072 estimated_loop_iterations_tree): New functions.
6073 (analyze_siv_subscript_cst_affine,
6074 compute_overlap_steps_for_affine_1_2,
6075 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6076 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6077 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6078 (PRED_LOOP_ITERATIONS_GUESSED): New.
6079 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6080 * cfgloop.h (estimate_numbers_of_iterations_loop,
6081 estimated_loop_iterations_int): Declare.
6083 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6085 * doc/extend.texi: Document optional priority argument to
6086 constructors and destructors.
6087 * tree.c (init_priority_for_decl): Adjust GTY markers.
6088 (init_ttree): Use priority-info hash functions for
6089 init_priority_for_decl.
6090 (tree_map_eq): Rename to ...
6091 (tree_map_base_eq): ... this.
6092 (tree_map_marked_p): Rename to ...
6093 (tree_map_base_marked_p): ... this.
6094 (tree_map_base_hash): New function.
6095 (decl_init_priority_lookup): Rework.
6096 (decl_fini_priority_lookup): New function.
6097 (decl_priority_info): New function.
6098 (decl_init_priority_insert): Use it.
6099 (decl_fini_priority_insert): Likewise.
6100 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6102 (decl_restrict_base_insert): Likewise.
6103 (decl_debug_expr_insert): Likewise.
6104 (decl_value_expr_lookup): Likewise.
6105 (decl_value_expr_insert): Likewise.
6106 * tree.h (priority_type): New type.
6107 (decl_init_priority_lookup): Use priority_type.
6108 (decl_fini_priority_lookup): New function.
6109 (decl_init_priority_insert): Use priority_type.
6110 (decl_fini_priority_insert): New function.
6111 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6112 (DECL_INIT_PRIORITY): Likewise.
6113 (SET_DECL_INIT_PRIORITY): Add comment.
6114 (DECL_FINI_PRIORITY): New macro.
6115 (SET_DECL_FINI_PRIORITY): Likewise.
6116 (DEFAULT_INIT_PRIORITY): Document.
6117 (MAX_INIT_PRIORITY): Likewise.
6118 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6119 (tree_map_base): New type.
6120 (tree_map_base_eq): New function.
6121 (tree_map_base_hash): Likewise.
6122 (tree_map_base_marked_p): Likewise.
6123 (tree_map): Inherit from tree_map_base.
6124 (tree_map_eq): Make it a macro.
6125 (tree_map_marked_p): Likewise.
6126 (tree_int_map): Inherit from tree_map_base.
6127 (tree_int_map_eq): Make it a macro.
6128 (tree_int_map_hash): Likewise.
6129 (tree_int_map_marked_p): Likewise.
6130 (tree_priority_map): New type.
6131 (tree_priority_map_eq): New macro.
6132 (tree_priority_map_hash): Likewise.
6133 (tree_priority_map_marked_p): Likewise.
6134 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6136 (emutls_common_1): Likewise.
6137 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6138 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6139 of tree_map hierarchy.
6140 * tree-cfg.c (move_stmt_r): Likewise.
6141 (new_label_mapper): Likewise.
6142 * c-tree.h (c_expand_body): Move to ...
6143 * c-common.h (c_expand_body): ... here.
6144 * c-decl.c (c_expand_body): Move to ...
6145 * c-common.c (c_expand_body): ... here.
6146 (c_common_attribute_table): Allow 1 argument for the constructor
6147 and destructor attributes.
6148 (get_priority): New function.
6149 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6150 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6152 2007-02-24 Jan Hubicka <jh@suse.cz>
6155 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6157 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6158 Jan Hubicka <jh@suse.cz>
6161 * i386.c (counter_mode): New function.
6162 (expand_set_or_movmem_via_loop): Use it.
6163 (expand_movmem_epilogue): Likewise; fix pasto.
6164 (ix86_expand_movmem): Do emit guard even for constant counts.
6165 (ix86_expand_setmem): Likewise.
6167 2007-02-25 Nick Clifton <nickc@redhat.com>
6169 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6170 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6172 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6175 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6176 count argument with 0x10, not with 0x16.
6177 (expand_setmem_epilogue): Ditto.
6179 2007-02-24 Mike Stump <mrs@apple.com>
6181 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6184 2007-02-24 Richard Guenther <rguenther@suse.de>
6187 * fold-const.c (fold_binary): Fold x +- CST op x for
6188 EQ_EXPR and NE_EXPR.
6190 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6192 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6194 2007-02-24 Jan Hubicka <jh@suse.cz>
6196 * cgraphunit.c (decide_is_function_needed): Honor
6197 -fkeep-inline-functions.
6199 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6201 * builtins.c (fold_builtin_modf): New.
6202 (fold_builtin_2): Use it.
6204 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6206 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6207 (determine_max_iter): Take additional LOOP arg; all callers changed.
6208 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6209 one using simplifications.
6210 (simplify_using_initial_values): Return if the expression becomes
6211 invalid due to altered regs.
6213 2007-02-23 DJ Delorie <dj@redhat.com>
6215 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6217 2007-02-23 Mike Stump <mrs@apple.com>
6219 * tlink.c (scan_linker_output): Parse linker messages from
6220 darwin9's linker better.
6222 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6225 * varpool.c (varpool_assemble_pending_decls): Set
6226 varpool_last_needed_node to null.
6228 2007-02-23 DJ Delorie <dj@redhat.com>
6230 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6231 alignment bigger than the object file can handle.
6233 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6236 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6237 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6238 (*movsf_1): Penalize MMX moves.
6240 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6242 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6243 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6245 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6247 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6249 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6250 (fold_builtin_1): Use them.
6251 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6252 BUILT_IN_SIGNIFICAND.
6254 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6256 * config/i386/i386.c (bdesc_1arg): Initialize
6257 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6258 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6259 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6260 and IX86_BUILTIN_MOVSLDUP.
6262 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6264 PR rtl-optimization/30841
6265 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6267 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6269 * builtins.c (fold_builtin_frexp): New.
6270 (fold_builtin_2): Use it.
6272 2007-02-22 Mark Mitchell <mark@codesourcery.com>
6274 * doc/invoke.texi (Spec Files): Document getenv spec function.
6276 * gcc.c (getenv_spec_function): New function.
6277 (static_spec_functions): Add it.
6278 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6279 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
6282 2007-02-22 Michael Matz <matz@suse.de
6285 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
6286 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
6288 2007-02-22 Ian Lance Taylor <iant@google.com>
6291 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
6292 (mem_loc_descriptor): Call it.
6294 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
6295 Ira Rosen <irar@il.ibm.com>
6297 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
6299 2007-02-22 Ira Rosen <irar@il.ibm.com>
6301 PR tree-optimization/30843
6302 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
6303 stores only after all the group is vectorized.
6305 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
6307 PR tree-optimization/30858
6308 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
6309 in the reduction cycle have a single use in the loop.
6310 * tree-vectorizer.h (relevant): Add documentation.
6312 2007-02-20 Mike Stump <mrs@apple.com>
6314 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
6315 * configure: Regenerate.
6317 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6319 Change the defaults of some parameters and options.
6320 * config/spu/spu-protos.h (spu_optimization_options): Declare.
6321 * config/spu/spu.c (spu_optimization_options): Add.
6322 (spu_override_options): Change params in spu_optimization_options.
6323 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
6325 Register 127 is only 16 byte aligned when used as a frame pointer.
6326 * config/spu/spu-protos.h (spu_init_expanders): Declare.
6327 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
6328 HARD_FRAME_POINTER_REGNUM.
6329 (spu_legitimate_address): Use regno_aligned_for_reload.
6330 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
6331 aligned when frame_pointer_needed is true.
6332 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
6334 * config/spu/spu.h (INIT_EXPANDERS): Define.
6336 Make sure shift and rotate instructions have valid immediate operands.
6337 * config/spu/predicates.md (spu_shift_operand): Remove.
6338 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
6339 * config/spu/constraints.md (W, O): Extend range.
6340 * config/spu/spu.md (umask, nmask): Define.
6341 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
6342 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
6343 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
6344 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
6345 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
6346 (lshr<mode>3_reg): Fix rtl description.
6348 Make sure mulhisi immediate operands are valid.
6349 * config/spu/predicates.md (imm_K_operand): Add.
6350 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
6352 Generate constants using fsmbi and andi.
6353 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
6354 (print_operand, spu_split_immediate, classify_immediate,
6355 fsmbi_const_p): Handle IC_FSMBI2.
6357 Correctly handle a CONST_VECTOR containing symbols.
6358 * config/spu/spu.c (print_operand): Handle HIGH correctly.
6359 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
6360 (immediate_load_p): Allow symbols that use 2 instructions to create.
6361 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
6362 with symbols when flag_pic is set.
6363 (const_vector_immediate_p): New.
6364 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
6365 accept a CONST_VECTOR with symbols.
6366 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
6367 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
6369 * config/spu/spu.md (high, low): Delete.
6370 (low_<mode>): Define.
6372 Remove INTRmode and INTR_REGNUM, which didn't work.
6373 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
6375 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
6376 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
6377 peephole2 pattern): Don't use INTR or 131.
6378 (movintrcc): Delete.
6379 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
6380 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
6381 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
6382 (UNSPEC_SET_INTR): Add.
6383 * config/spu/spu-modes.def (INTR): Remove.
6385 More accurate warnings about run-time relocations.
6386 * config/spu/spu.c (reloc_diagnostic): Test in_section.
6388 Correctly warn about immediate arguments to specific intrinsics.
6389 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
6390 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
6391 the instruction predicate.
6393 Fix tree check errors with latest update.
6394 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
6396 (spu_expand_builtin): Use CALL_EXPR_FN.
6398 Add missing specific intrinsics.
6399 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
6401 * config/spu/spu_internals.h: Ditto.
6403 Fix incorrect operand modifiers.
6404 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
6405 * config/spu/spu.md (xor<mode>3): Change %S to %J.
6407 Optimize one case of zero_extend of a vec_select.
6408 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
6410 Accept any immediate for hbr.
6411 * config/spu/spu.md (hbr): Change s constraints to i.
6413 2007-02-21 Paul Brook <paul@codesourcery.com>
6415 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
6416 condexec_count when skipping USE and CLOBBER.
6418 2007-02-21 Nick Clifton <nickc@redhat.com>
6420 * common.opt (Warray-bounds): Add Warning attribute.
6421 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
6423 (fsized-zeroes): Add Optimization attribute.
6424 (fsplit-wide-types, ftree-scev-cprop): Likewise.
6425 * c.opt (Wc++0x-compat): Add Warning attribute.
6427 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6430 * reload1.c (eliminate_regs_in_insn): In the single_set special
6431 case, attempt to re-recognize the insn before falling back to
6432 having reload fix it up.
6434 2007-02-20 Eric Christopher <echristo@gmail.com>
6436 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
6437 Rewrite accordingly.
6438 (frv_read_iacc_argument): Ditto.
6439 (frv_expand_set_builtin): Take a call instead of arglist, update for
6441 (frv_expand_unop_builtin): Ditto.
6442 (frv_expand_binop_builtin): Ditto.
6443 (frv_expand_cut_builtin): Ditto.
6444 (frv_expand_binopimm_builtin): Ditto.
6445 (frv_expand_voidbinop_builtin): Ditto.
6446 (frv_expand_int_void2arg): Ditto.
6447 (frv_expand_prefetches): Ditto.
6448 (frv_expand_voidtriop_builtin): Ditto.
6449 (frv_expand_voidaccop_builtin): Ditto.
6450 (frv_expand_load_builtin): Ditto.
6451 (frv_expand_store_builtin): Ditto.
6452 (frv_expand_mdpackh_builtin): Ditto.
6453 (frv_expand_mclracc_builtin): Ditto.
6454 (frv_expand_mrdacc_builtin): Ditto.
6455 (frv_expand_mwtacc_builtin): Ditto.
6456 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
6459 2007-02-20 Janis Johnson <janis187@us.ibm.com>
6461 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
6462 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
6464 (HAVE_GAS_DFP): Check for assembler support of decimal floating
6466 * configure: Regenerate.
6467 * config.in: Regenerate.
6468 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
6469 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
6470 masks to power6 and power6x and to POWERPC_MASKS.
6471 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6473 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
6474 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
6475 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6476 Access PROTOTYPE as variable, not mask.
6478 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6480 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
6481 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
6482 * combine.c (adjust_for_new_dest): Use it.
6483 * postreload.c (reload_combine): Likewise.
6485 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6487 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
6488 notes on an insn with multiple sets, even if single_set returns
6489 non-NULL for that insn.
6491 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6493 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
6496 2007-02-20 Geoffrey Keating <geoffk@apple.com>
6498 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
6499 if user didn't pass it.
6500 * config/i386/darwin.h (CC1_SPEC): Likewise.
6501 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
6502 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
6503 -mmacosx-version-min.
6505 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6506 Uros Bizjak <ubizjak@gmail.com>
6508 * optabs.h (enum optab_index): Add new OTI_scalb.
6509 (scalb_optab): Define corresponding macro.
6510 * optabs.c (init_optabs): Initialize scalb_optab.
6511 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
6513 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
6514 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
6515 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
6516 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
6517 flag_unsafe_math_optimizations is set.
6519 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
6520 to implement scalbf, scalb and scalbl built-ins as inline x87
6523 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6524 DJ Delorie <dj@redhat.com>
6527 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
6528 (diagnostic_report_diagnostic): ... here, and turn them into real
6529 errors. If warnings are inhibited, no need to do anything.
6531 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
6533 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
6534 better code generation.
6536 2007-02-20 Ben Elliston <bje@au.ibm.com>
6538 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
6540 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
6542 * config/alpha/alpha.c, config/alpha/alpha.md,
6543 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
6544 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
6545 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
6546 config/arm/lib1funcs.asm: Follow spelling conventions.
6548 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
6549 config/fr30/fr30.md, config/i386/i386.h,
6550 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6551 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
6552 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
6553 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
6554 config/rs6000/altivec.md, config/rs6000/rs6000.c,
6555 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
6556 config/sparc/sparc.c, config/sparc/sparc.h,
6557 config/sparc/sparc.md, config/spu/constraints.md,
6558 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
6561 2007-02-20 Alan Modra <amodra@bigpond.net.au>
6564 * varasm.c (use_blocks_for_decl_p): Return false for decls with
6567 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6569 * doc/invoke.texi (-ftree-lrs): Remove.
6571 2007-02-19 Diego Novillo <dnovillo@redhat.com>
6573 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
6576 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
6578 * config/ia64/ia64.c (ia64_expand_builtin): Use the
6579 new CALL_EXPR_FN macro for retrieving the function
6580 declaration of the input expression.
6582 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6584 * c.opt (Waddress): New.
6585 * common.opt (Walways-true): Delete.
6586 (Wstring-literal-comparison): Delete.
6587 * doc/invoke.texi (Warning Options): Delete -Walways-true and
6588 -Wstring-literal-comparison. Add -Waddress.
6590 (Walways-true): Delete.
6591 (Wstring-literal-comparison): Delete.
6592 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
6593 consistently instead of -Walways-true in example.
6594 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
6595 * c-typeck.c (parser_build_binary_op): Replace
6596 -Wstring-literal-comparison and -Walways-true with -Waddress.
6597 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
6600 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6602 * tree-cfg.c (dump_function_to_file): Be prepared for functions
6603 without DECL_STRUCT_FUNCTION initialized.
6605 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6607 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
6608 due to calls to functions taking pointers as parameters.
6610 2007-02-19 Richard Henderson <rth@redhat.com>
6613 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
6616 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
6618 * config/s390/s390.c (s390_call_saved_register_used,
6619 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
6620 accessed to the new scheme.
6622 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6624 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
6625 (cris_print_index, cris_print_operand, cris_print_operand_address)
6626 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6627 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
6628 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
6630 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
6631 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
6632 GO_IF_LEGITIMATE_ADDRESS): Ditto.
6633 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
6634 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
6635 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
6636 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
6637 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
6638 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
6639 (uminsi3, call, call_value): Ditto.
6640 (define_split: indir_to_reg_split, unnamed): Ditto.
6642 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
6644 PR tree-optimization/30975
6645 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
6648 2007-02-18 Eric Christopher <echristo@gmail.com>
6650 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
6651 Remove use of arglist.
6652 (mips_expand_builtin): Remove use of arglist, pass in expr.
6653 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
6654 (mips_expand_builtin_movtf): Ditto.
6655 (mips_expand_builtin_compare): Ditto.
6657 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6659 * tree-sra.c (sra_build_assignment): Replace assertion
6660 checking with a comment explaining why it can't be done.
6662 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6665 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
6666 during CALL_EXPR representation conversion.
6667 * tree-ssa-propagate.c (set_rhs): Likewise.
6669 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6671 * tree-sra.c (sra_build_assignment): Disable assertion checking
6674 2007-02-18 Roger Sayle <roger@eyesopen.com>
6676 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
6677 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6678 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
6680 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
6681 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
6682 gimplify_init_ctor_eval_range, gimple_push_cleanup,
6683 gimplify_omp_for, gimplify_omp_atomic_pipeline,
6684 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
6685 force_gimple_operand): Likewise.
6686 * ipa-cp.c (constant_val_insert): Likewise.
6687 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
6688 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
6689 perfect_nestify): Likewise.
6690 * langhooks.c (lhd_omp_assignment): Likewise.
6691 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
6692 lower_copyprivate_clauses, lower_send_clauses,
6693 lower_send_shared_vars, expand_parallel_call,
6694 expand_omp_for_generic, expand_omp_for_static_nochunk,
6695 expand_omp_for_static_chunk, expand_omp_sections,
6696 lower_omp_single_copy, lower_omp_for_lastprivate,
6697 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
6698 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6699 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
6702 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6704 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
6705 config/sh/sh.md: Follow spelling conventions.
6707 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
6708 config/frv/predicates.md: Follow spelling conventions.
6710 * config/m68k/linux-unwind.h: Fix a comment typo.
6711 * target.h: Follow spelling conventions.
6713 2007-02-18 Roger Sayle <roger@eyesopen.com>
6715 PR rtl-optimization/28173
6716 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
6717 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
6718 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
6719 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
6720 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
6722 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6724 * builtins.c (fold_builtin_load_exponent): New.
6725 (fold_builtin_2): Use it.
6727 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
6729 PR rtl-optimization/30773
6730 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
6731 if we fail to attach a REG_EQUIV note.
6733 2007-02-18 David Edelsohn <edelsohn@gnu.org>
6734 Roger Sayle <roger@eyesopen.com>
6736 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
6738 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6740 * calls.c (initialize_argument_information): Pass original EXP
6741 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
6742 code to split complex arguments here, as part of initializing the
6744 (expand_call): Remove code that builds a list of arguments and
6745 inserts implicit arguments into it. Instead, just count how many
6746 implicit arguments there will be so we can determine the size of
6747 the ARGS array, and let initialize_argument_information do the work.
6748 (split_complex_values): Delete unused function.
6750 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6752 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
6754 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6756 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
6757 for arg pointer based indexed addressing.
6759 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6761 * config/ia64/ia64.h, config/ia64/ia64.md,
6762 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
6763 spelling conventions.
6765 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6767 * config/m68k/m68k.c (split_di): New.
6768 * config/m68k/m68k-protos.h: Declare split_di.
6769 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
6770 Improve predicate handling and split constant shifts.
6772 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6774 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
6775 parameter for register bitfield operations, general predicates
6778 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6780 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
6781 * config/m68k/linux-unwind.h: New file.
6783 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6785 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
6786 config/i386/athlon.md, config/ia64/ia64.md,
6787 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
6788 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
6789 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
6790 tree-ssa-loop-niter.c, tree-vect-analyze.c,
6791 tree-vect-transform.c: Fix comment typos.
6793 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
6795 * sched-deps.c (find_insn_list): Remove.
6796 * sched-int.h: Remove the prototype for find_insn_list.
6798 2007-02-16 Geoffrey Keating <geoffk@apple.com>
6800 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
6802 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
6803 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
6804 darwin_rs6000_override_options.
6805 (C_COMMON_OVERRIDE_OPTIONS): Expect
6806 darwin_macosx_version_min to be non-NULL always.
6807 (TARGET_C99_FUNCTIONS): Likewise.
6808 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
6809 (DARWIN_MINVERSION_SPEC): New.
6810 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
6811 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
6813 (DARWIN_MINVERSION_SPEC): New.
6814 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
6816 * config/darwin-c.c (darwin_cpp_builtins): Expect
6817 darwin_macosx_version_min to be non-NULL always.
6819 * config/rs6000/rs6000.c: Clean up trailing whitespace.
6821 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
6823 * config/i386/i386.h (x86_use_xchgb): New.
6824 (TARGET_USE_XCHGB): New macro.
6825 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
6826 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
6827 Split after reload into bswaphi for shifts of 8.
6828 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
6829 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
6830 or when optimizing for size.
6832 2007-02-16 Richard Guenther <rguenther@suse.de>
6833 Christian Bruel <christian.bruel@st.com>
6835 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
6836 DECLs but prefer SSA_NAMEs over DECLs.
6838 2007-02-16 Richard Guenther <rguenther@suse.de>
6840 * tree-flow-inline.h (single_imm_use_p): Remove.
6841 (zero_imm_uses_p): Likewise.
6842 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
6843 instead of single_imm_use_p.
6844 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
6847 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6850 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
6851 nested double- and backquotes.
6853 2007-02-15 Roger Sayle <roger@eyesopen.com>
6856 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
6857 should be unreachable.
6858 (build2_stat): Allow construction of MODIFY_EXPR at any time.
6859 For the time being redirect GIMPLE_MODIFY_STMT to the new
6860 (renamed) build_gimple_modify_stmt_stat.
6861 (build2_gimple_stat): Rename to...
6862 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
6863 Always build a GIMPLE_MODIFY_STMT node.
6864 * tree.h (build2_gimple, build2_gimple_stat): Delete.
6865 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
6868 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
6869 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
6870 * tree-complex.c (set_component_ssa_name, expand_complex_move,
6871 expand_complex_div_wide): Likewise.
6872 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6873 * tree-ssa-loop-im.c (schedule_sm): Likewise.
6874 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
6875 * tree-ssa-loop-manip.c (create_iv): Likewise.
6876 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
6877 abs_replacement): Likewise.
6878 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
6879 realify_fake_stores): Likewise.
6881 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
6882 node rather than a GIMPLE_MODIFY_STMT node.
6883 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
6884 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
6886 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
6887 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
6890 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6893 * fold-const.c (fold_comparison): Add back the
6894 folding of constant complex comparisions.
6896 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6899 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
6900 effects unknown to this function, return early.
6902 2007-02-15 Ian Lance Taylor <iant@google.com>
6904 * lower-subreg.c (move_eh_region_note): New static function.
6905 (resolve_simple_move): Call it.
6906 (decompose_multiword_subregs): Track blocks for which we resolve a
6907 simple move which is also a control flow insn. Pass them to
6908 find_many_sub_basic_blocks.
6909 (pass_lower_subreg): Add TODO_verify_flow.
6910 (pass_lower_subreg2): Likewise.
6912 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6913 Brooks Moses <brooks.moses@codesourcery.com>
6914 Lee Millward <lee.millward@codesourcery.com>
6916 * tree.h (enum tree_code_class): Add tcc_vl_exp.
6917 (VL_EXP_CLASS_P): New.
6918 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
6920 (TREE_OPERAND_CHECK_CODE): Likewise.
6921 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
6922 (TREE_RTL_OPERAND_CHECK): Likewise.
6923 (tree_operand_check_failed): Make second parameter the whole tree
6924 instead of its code. Fixed callers.
6925 (VL_EXP_CHECK): New.
6926 (TREE_OPERAND_LENGTH): New.
6927 (VL_EXP_OPERAND_LENGTH): New.
6928 (CALL_EXPR_FN): New.
6929 (CALL_EXPR_STATIC_CHAIN): New.
6930 (CALL_EXPR_ARGS): New.
6931 (CALL_EXPR_ARG): New.
6932 (call_expr_nargs): New.
6933 (CALL_EXPR_ARGP): New.
6934 (build_nt_call_list): Declare.
6935 (build_vl_exp_stat): Declare.
6936 (build_vl_exp): New.
6937 (build_call_list): Declare.
6938 (build_call_nary): Declare.
6939 (build_call_valist): Declare.
6940 (build_call_array): Declare.
6941 (call_expr_arg): Declare.
6942 (call_expr_argp): Declare.
6943 (call_expr_arglist): Declare.
6944 (fold_build_call_list): Declare.
6945 (fold_build_call_list_initializer): Declare.
6946 (fold_call_expr): Declare to replace fold_builtin.
6947 (fold_builtin_fputs): Update to agree with modified definition.
6948 (fold_builtin_strcpy): Likewise.
6949 (fold_builtin_strncpy): Likewise.
6950 (fold_builtin_memory_chk): Likewise.
6951 (fold_builtin_stxcpy_chk): Likewise.
6952 (fold_builtin_strncpy_chk): Likewise.
6953 (fold_builtin_next_arg): Likewise.
6954 (fold_build_call_expr): Declare.
6955 (fold_builtin_call_list): Declare.
6956 (fold_builtin_call_valist): Declare.
6957 (build_call_expr): Declare.
6958 (validate_arglist): Update to agree with modified definition.
6959 (tree_operand_length): New.
6960 (call_expr_arg_iterator): New.
6961 (init_call_expr_arg_iterator): New.
6962 (next_call_expr_arg): New.
6963 (first_call_expr_arg): New.
6964 (more_call_expr_args_p): New.
6965 (FOR_EACH_CALL_EXPR_ARG): New.
6967 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
6968 and tcc_gimple_stmt.
6969 (tree_code_size): Update documentation. Use sizeof (tree) rather
6970 than sizeof (char *).
6971 (tree_size): Likewise. Add case for tcc_vl_exp.
6972 (tree_node_structure): Add case for tcc_vl_exp.
6973 (contains_placeholder_p): Likewise.
6974 (substitute_in_expr): Likewise.
6975 (substitute_placeholder_in_expr): Likewise.
6976 (stabilize_reference_1): Likewise.
6977 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
6978 to diagnose breakage of this interface for constructing CALL_EXPRs.
6979 (build_nt): Add similar assertion here.
6980 (build_nt_call_list): New.
6981 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
6982 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
6984 (get_callee_fndecl): Use new CALL_EXPR accessors.
6985 (tree_operand_check_failed): Change parameters to pass entire node
6986 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
6987 (process_call_operands): New.
6988 (build_vl_exp_stat): New.
6989 (build_call_list): New.
6990 (build_call_nary): New.
6991 (build_call_valist): New.
6992 (build_call_array): New.
6993 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6994 (call_expr_arglist): New.
6996 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
6997 tcc_vl_exp instead of a fixed-size tcc_expression.
6999 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7000 accessors for CALL_EXPRs.
7001 (AGGR_INIT_EXPR): Likewise.
7003 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7004 Brooks Moses <brooks.moses@codesourcery.com>
7005 Lee Millward <lee.millward@codesourcery.com>
7007 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7008 (expand_builtin_nonlocal_goto): Change parameter to be entire
7009 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7010 (expand_builtin_prefetch): Likewise.
7011 (expand_builtin_classify_type): Likewise.
7012 (mathfn_built_in): Return NULL_TREE instead of 0.
7013 (expand_errno_check): Use new CALL_EXPR accessors.
7014 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7015 Return NULL_RTX instead of 0.
7016 (expand_builtin_mathfn_2): Likewise.
7017 (expand_builtin_mathfn_3): Likewise.
7018 (expand_builtin_interclass_mathfn): Likewise.
7019 (expand_builtin_sincos): Likewise.
7020 (expand_builtin_cexpi): Likewise.
7021 (expand_builtin_int_roundingfn): Likewise.
7022 (expand_builtin_int_roundingfn_2): Likewise.
7023 (expand_builtin_pow): Likewise.
7024 (expand_builtin_powi): Likewise.
7025 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7026 of arglist, fixing callers appropriately. Use new CALL_EXPR
7027 accessors and constructors. Return NULL_RTX instead of 0.
7028 (expand_builtin_strstr): Likewise.
7029 (expand_builtin_strchr): Likewise.
7030 (expand_builtin_strrchr): Likewise.
7031 (expand_builtin_strpbrk): Likewise.
7032 (expand_builtin_memcpy): Likewise.
7033 (expand_builtin_mempcpy): Likewise.
7034 (expand_builtin_mempcpy_args): New.
7035 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7036 (expand_builtin_memmove_args): New.
7037 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7038 (expand_movstr): Likewise.
7039 (expand_builtin_strcpy): Likewise.
7040 (expand_builtin_strcpy_args): New.
7041 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7042 (expand_builtin_strncpy): Likewise.
7043 (expand_builtin_memset): Likewise.
7044 (expand_builtin_memset_args): New.
7045 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7046 (expand_builtin_memcmp): Likewise.
7047 (expand_builtin_strcmp): Likewise.
7048 (expand_builtin_strncmp): Likewise.
7049 (expand_builtin_strcat): Likewise.
7050 (expand_builtin_strncat): Likewise.
7051 (expand_builtin_strspn): Likewise.
7052 (expand_builtin_strcspn): Likewise.
7053 (expand_builtin_args_info): Likewise.
7054 (expand_builtin_va_start): Likewise.
7055 (gimplify_va_arg_expr): Likewise.
7056 (expand_builtin_va_end): Likewise.
7057 (expand_builtin_va_copy): Likewise.
7058 (expand_builtin_frame_address): Likewise.
7059 (expand_builtin_alloca): Likewise.
7060 (expand_builtin_bswap): Likewise.
7061 (expand_builtin_unop): Likewise.
7062 (expand_builtin_fputs): Likewise.
7063 (expand_builtin_expect): Likewise.
7064 (expand_builtin_fabs): Likewise.
7065 (expand_builtin_copysign): Likewise.
7066 (expand_builtin_printf): Likewise.
7067 (expand_builtin_fprintf): Likewise.
7068 (expand_builtin_sprintf): Likewise.
7069 (expand_builtin_init_trampoline): Likewise.
7070 (expand_builtin_signbit): Likewise.
7071 (expand_builtin_fork_or_exec): Likewise.
7072 (expand_builtin_sync_operation): Likewise.
7073 (expand_builtin_compare_and_swap): Likewise.
7074 (expand_builtin_lock_test_and_set): Likewise.
7075 (expand_builtin_lock_release): Likewise.
7076 (expand_builtin): Likewise.
7077 (builtin_mathfn_code): Likewise.
7079 (fold_builtin_constant_p): Pass call arguments individually instead
7080 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7081 accessors and constructors. Return NULL_TREE instead of 0.
7082 (fold_builtin_expect): Likewise.
7083 (fold_builtin_classify_type): Likewise.
7084 (fold_builtin_strlen): Likewise.
7085 (fold_builtin_nan): Likewise.
7086 (integer_valued_real_p): Likewise.
7087 (fold_trunc_transparent_mathfn): Likewise.
7088 (fold_fixed_mathfn): Likewise.
7089 (fold_builtin_cabs): Likewise.
7090 (fold_builtin_sqrt): Likewise.
7091 (fold_builtin_cbrt): Likewise.
7092 (fold_builtin_cos): Likewise.
7093 (fold_builtin_cosh): Likewise.
7094 (fold_builtin_tan): Likewise.
7095 (fold_builtin_sincos): Likewise.
7096 (fold_builtin_cexp): Likewise.
7097 (fold_builtin_trunc): Likewise.
7098 (fold_builtin_floor): Likewise.
7099 (fold_builtin_ceil): Likewise.
7100 (fold_builtin_round): Likewise.
7101 (fold_builtin_int_roundingfn): Likewise.
7102 (fold_builtin_bitop): Likewise.
7103 (fold_builtin_bswap): Likewise.
7104 (fold_builtin_logarithm): Likewise.
7105 (fold_builtin_hypot): Likewise.
7106 (fold_builtin_pow): Likewise.
7107 (fold_builtin_powi): Likewise.
7108 (fold_builtin_exponent): Likewise.
7109 (fold_builtin_memset): Likewise.
7110 (fold_builtin_bzero): Likewise.
7111 (fold_builtin_memory_op): Likewise.
7112 (fold_builtin_bcopy): Deleted; call site changed to invoke
7113 fold_builtin_memory_op directly.
7114 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7115 (fold_builtin_strncpy): Likewise.
7116 (fold_builtin_memcmp): Likewise.
7117 (fold_builtin_strcmp): Likewise.
7118 (fold_builtin_strncmp): Likewise.
7119 (fold_builtin_signbit): Likewise.
7120 (fold_builtin_copysign): Likewise.
7121 (fold_builtin_isascii): Likewise.
7122 (fold_builtin_toascii): Likewise.
7123 (fold_builtin_isdigit): Likewise.
7124 (fold_builtin_fabs): Likewise.
7125 (fold_builtin_abs): Likewise.
7126 (fold_builtin_fmin_fmax): Likewise.
7127 (fold_builtin_carg): Likewise.
7128 (fold_builtin_classify): Likewise.
7129 (fold_builtin_unordered_cmp): Likewise.
7131 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7132 New functions split out from fold_builtin_1.
7133 (fold_builtin_n): New.
7134 (fold_builtin_varargs): New.
7135 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7137 (fold_call_expr): New.
7138 (build_function_call_expr): Rewrite to use new helper function.
7139 (fold_builtin_call_list): New.
7140 (build_call_expr): New.
7141 (fold_builtin_call_valist): New.
7142 (rewrite_call_expr): New.
7143 (validate_arg): New.
7144 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7145 of an arglist. Change return type to bool. Use new CALL_EXPR
7148 (fold_builtin_strstr): Pass call arguments individually instead
7149 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7150 accessors and constructors. Return NULL_TREE instead of 0.
7151 (fold_builtin_strchr): Likewise.
7152 (fold_builtin_strrchr): Likewise.
7153 (fold_builtin_strpbrk): Likewise.
7154 (fold_builtin_strcat): Likewise.
7155 (fold_builtin_strncat): Likewise.
7156 (fold_builtin_strspn): Likewise.
7157 (fold_builtin_strcspn): Likewise.
7158 (fold_builtin_fputs): Likewise.
7159 (fold_builtin_next_arg): Likewise.
7160 (fold_builtin_sprintf): Likewise.
7162 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7163 NULL_RTX instead of 0.
7164 (expand_builtin_memory_chk): Likewise.
7165 (maybe_emit_chk_warning): Likewise.
7166 (maybe_emit_sprintf_chk_warning): Likewise.
7168 (fold_builtin_object_size): Pass call arguments individually instead
7169 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7170 accessors and constructors. Return NULL_TREE instead of 0.
7171 (fold_builtin_memory_chk): Likewise.
7172 (fold_builtin_stxcpy_chk): Likewise.
7173 (fold_builtin_strncpy_chk): Likewise.
7174 (fold_builtin_strcat_chk): Likewise.
7175 (fold_builtin_strcat_chk): Likewise.
7176 (fold_builtin_strncat_chk): Likewise.
7177 (fold_builtin_sprintf_chk): Likewise.
7178 (fold_builtin_snprintf_chk): Likewise.
7179 (fold_builtin_printf): Likewise.
7180 (fold_builtin_vprintf): Likewise.
7182 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7184 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7185 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7186 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7187 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7188 (fold_unary): Likewise.
7189 (fold_binary): Likewise.
7190 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7191 ternary expressions.
7192 (fold): Add logic for tcc_vl_exp.
7193 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7194 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7195 (fold_build3_stat): Add assertion to flag broken interface for
7196 constructing CALL_EXPRs.
7197 (fold_build_call_list): New.
7198 (fold_build_call_list_initializer): New.
7199 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7201 (fold_strip_sign_ops): Likewise.
7203 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7204 Brooks Moses <brooks.moses@codesourcery.com>
7205 Lee Millward <lee.millward@codesourcery.com>
7207 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7208 accessors and dump arguments explicitly.
7210 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7212 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7214 (print_call_name): Use new CALL_EXPR accessors.
7216 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7217 CALL_EXPR arguments explicitly instead of as a list. Use
7218 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7220 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7221 (vrp_visit_stmt): Likewise.
7223 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7224 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7226 (force_move_till_expr): Likewise.
7228 * targhooks.c (default_external_stack_protect_fail): Use
7229 build_call_expr instead of build_function_call_expr.
7230 (default_hidden_stack_protect_fail): Likewise.
7232 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7235 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7236 and walk arguments explicitly.
7238 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7239 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7240 (expand_simple_operations): Likewise.
7241 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7243 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7244 of TREE_CODE_LENGTH.
7245 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7247 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7248 instead of TREE_CODE_LENGTH.
7250 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7251 (tree_ic_transform): Likewise.
7252 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7253 parameter instead of arglist. Fix callers.
7254 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7255 (tree_stringops_transform): Likewise.
7256 (tree_indirect_call_to_profile): Likewise.
7257 (tree_stringops_values_to_profile): Likewise.
7259 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7260 (eliminate_tail_call): Likewise.
7262 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7264 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7265 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7267 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7269 * omp-low.c (build_omp_barrier): Use build_call_expr.
7270 (lower_rec_input_clauses): Likewise.
7271 (lower_reduction_clauses): Likewise.
7272 (expand_parallel_call): Likewise.
7273 (maybe_catch_exception): Likewise.
7274 (expand_omp_for_generic): Likewise.
7275 (expand_omp_for_static_nochunk): Likewise.
7276 (expand_omp_sections): Likewise.
7277 (lower_omp_single_simple): Likewise.
7278 (lower_omp_single_copy): Likewise.
7279 (lower_omp_master): Likewise.
7280 (lower_omp_ordered): Likewise.
7281 (lower_omp_critical): Likewise.
7283 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
7284 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
7286 * tree-gimple.c (is_gimple_call_addr): Fix doc.
7287 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
7288 TREE_CODE_LENGTH. Add tcc_vl_exp case.
7290 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
7291 and generalize to handle any number of operands.
7292 (chrec_contains_undetermined): Likewise.
7293 (tree_contains_chrecs): Likewise.
7294 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
7296 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
7298 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
7299 fold_call_expr instead of fold_builtin.
7300 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
7301 match declarations there.
7302 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
7305 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
7306 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7308 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
7309 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
7311 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
7314 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
7315 (execute_cse_sincos): Use new CALL_EXPR accessors.
7317 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
7319 * gimple-low.c (lower_function_body): Use build_call_expr.
7320 (lower_builtin_setjmp): Likewise.
7322 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
7323 (set_storage_via_libcall): Likewise.
7324 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
7325 instead of TREE_CODE_LENGTH.
7326 (expand_expr_real_1): Use new CALL_EXPR accessors.
7328 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
7329 generalize to handle any number of operands.
7330 (TB_parent_eq): Likewise.
7332 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
7333 (strip_builtin_expect): Likewise.
7335 * function.c (gimplify_parameters): Use build_call_expr.
7337 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
7338 instead of TREE_CODE_LENGTH.
7340 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
7341 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
7343 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
7346 * gimplify.c (build_stack_save_restore): Use build_call_expr.
7347 (gimplify_decl_expr): Likewise.
7348 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
7349 Use new CALL_EXPR iterators.
7350 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
7351 (gimplify_modify_expr_to_memset): Likewise.
7352 (gimplify_variable_sized_compare): Likewise.
7353 (gimplify_omp_atomic_fetch_op): Likewise.
7354 (gimplify_omp_atomic_pipeline): Likewise.
7355 (gimplify_omp_atomic_mutex): Likewise.
7356 (gimplify_function_tree): Likewise.
7358 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
7359 (call_expr_flags): Likewise.
7360 (expand_call): Likewise.
7362 * except.c (expand_builtin_eh_return_data_regno): Pass entire
7363 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7366 * coverage.c (create_coverage): Use build_call_expr.
7368 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
7369 (temp_call_expr_obstack): New.
7370 (pool_copy_list): Delete.
7371 (temp_copy_call_expr): New.
7372 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
7373 CALL_EXPR accessors. Get rid of special goo for copying argument
7374 lists and use temp_copy_call_expr instead.
7375 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
7376 CALL_EXPR accessors.
7377 (create_expression_by_pieces): Likewise. Use build_call_array
7378 to construct the result instead of fold_build3.
7379 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
7380 dealing with argument lists.
7381 (init_pre): Remove references to expression_node_pool and
7382 list_node_pool. Init temp_call_expr_obstack instead.
7383 (fini_pre): Remove references to expression_node_pool and
7386 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
7387 and walk arguments explicitly instead of as a list.
7389 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
7390 (mx_register_decls): Likewise.
7391 (mudflap_register_call): Likewise.
7392 (mudflap_finish_file): Likewise.
7394 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
7395 (ipa_callsite_compute_param): Likewise.
7397 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
7398 accessors and constructor.
7400 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
7401 accessors and constructor.
7402 (convert_tramp_reference): Likewise.
7403 (convert_call_expr): Likewise.
7404 (finalize_nesting_tree_1): Likewise.
7406 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
7409 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
7411 * tree-inline.c (initialize_inlined_parameters): Pass entire
7412 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7414 (estimate_num_insns_1): Use new CALL_EXPR accessors.
7415 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
7417 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
7418 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7419 (vectorizable_reduction): Likewise.
7420 (vectorizable_call): Use new CALL_EXPR iterators.
7421 (vectorizable_conversion): Use build_call_expr.
7422 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
7423 (vect_gen_widened_results_half): Use build_call_expr.
7424 (vect_setup_realignment): Likewise.
7425 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
7427 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
7428 (pass_through_call): Likewise.
7429 (compute_object_sizes): Likewise. Use fold_call_expr instead of
7432 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
7433 (tree_gen_pow2_profiler): Likewise.
7434 (tree_gen_one_value_profiler): Likewise.
7435 (tree_gen_ic_func_profiler): Likewise.
7436 (tree_gen_average_profiler): Likewise.
7437 (tree_gen_ior_profiler): Likewise.
7439 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
7440 (find_func_aliases): Use new CALL_EXPR accessors. Add case
7441 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7443 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
7444 of TREE_CODE_LENGTH.
7446 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
7447 of TREE_CODE_LENGTH.
7449 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
7451 (convert_to_integer): Likewise.
7453 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
7456 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7457 Brooks Moses <brooks.moses@codesourcery.com>
7458 Lee Millward <lee.millward@codesourcery.com>
7460 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
7462 * config/frv/frv.c (frv_expand_builtin): Likewise.
7463 * config/s390/s390.c (s390_expand_builtin): Likewise.
7465 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
7466 (sparc_expand_builtin): Use new CALL_EXPR accessors.
7468 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
7469 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
7470 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
7471 (ix86_expand_store_builtin): Likewise.
7472 (ix86_expand_unop_builtin): Likewise.
7473 (ix86_expand_unop1_builtin): Likewise.
7474 (ix86_expand_sse_compare): Likewise.
7475 (ix86_expand_sse_comi): Likewise.
7476 (ix86_expand_vec_init_builtin): Likewise.
7477 (ix86_expand_vec_ext_builtin): Likewise.
7478 (ix86_expand_vec_set_builtin): Likewise.
7479 (ix86_expand_builtin): Use new CALL_EXPR accessors.
7481 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
7482 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7484 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
7485 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7486 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
7488 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
7490 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7491 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
7492 arglist. Use new CALL_EXPR accessors. Fix callers.
7493 (altivec_expand_abs_builtin): Likewise.
7494 (rs6000_expand_binop_builtin): Likewise.
7495 (altivec_expand_predicate_builtin): Likewise.
7496 (altivec_expand_lv_builtin): Likewise.
7497 (spe_expand_stv_builtin): Likewise.
7498 (altivec_expand_stv_builtin): Likewise.
7499 (rs6000_expand_ternop_builtin): Likewise.
7500 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
7501 (altivec_expand_st_builtin): Likewise.
7502 (altivec_expand_dst_builtin): Likewise.
7503 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
7504 arglist. Use new CALL_EXPR accessors. Fix callers.
7505 (altivec_expand_vec_set_builtin): Likewise.
7506 (altivec_expand_vec_ext_builtin): Likewise.
7507 (altivec_expand_builtin): Use new CALL_EXPR accessors.
7508 (spe_expand_builtin): Likewise.
7509 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
7510 arglist. Use new CALL_EXPR accessors. Fix callers.
7511 (spe_expand_evsel_builtin): Likewise.
7512 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
7513 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
7515 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
7516 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7517 (arm_expand_unop_builtin): Likewise.
7518 (arm_expand_builtin): Use new CALL_EXPR accessors.
7520 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
7523 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
7524 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7525 (bfin_expand_unop_builtin): Likewise.
7526 (bfin_expand_builtin): Use new CALL_EXPR accessors.
7528 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7529 Brooks Moses <brooks.moses@codesourcery.com>
7530 Lee Millward <lee.millward@codesourcery.com>
7532 * c-semantics.c (build_stmt): Add internal diagnostic check.
7534 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
7535 accessors. Print arguments explicitly instead of as a list.
7537 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
7539 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
7540 (c_finish_omp_flish): Likewise.
7542 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
7543 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
7544 instead of TREE_CODE_LENGTH.
7545 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
7546 (c_warn_unused_result): Likewise.
7548 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7551 * doc/invoke.texi (Warning Options): Remove
7552 -Werror-implicit-function-declaration.
7553 (Wimplicit-function-declaration): Update description.
7554 * opts.c (common_handle_option): Move handling of -Werror=* to...
7555 (enable_warning_as_error): ...here.
7556 * opts.h (enable_warning_as_error): Declare.
7557 * c-decl.c (implicit_decl_warning): Unless
7558 -Wno-implicit-function-declaration is given, emit a pedwarn if
7559 -std=c99 or emit a warning if -Wimplicit-function-declaration.
7560 * c.opt (Wimplicit-function-declaration): Replace
7561 mesg_implicit_function_declaration with
7562 warn_implicit_function_declaration.
7563 * c-opts.c (c_common_handle_option):
7564 -Werror-implicit-function-declaration is exactly equal as
7565 -Werror=implicit-function-declaration.
7566 (set_Wimplicit): Replace mesg_implicit_function_declaration with
7567 warn_implicit_function_declaration.
7568 (c_common_post_options): -Wimplict-function-declaration is enabled
7569 by default by -std=c99, otherwise is disabled by default.
7570 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
7572 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7574 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
7575 DECL on the rhs to a DECL on the lhs for debug info purposes if the
7576 former is ignored but not the latter.
7578 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7580 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
7581 is made and the reference doesn't use the alias set of its type,
7582 do not create the temporary using that type.
7584 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
7586 * jump.c: Remove prototypes for delete_computation and
7587 delete_prior_computation.
7589 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7591 * jump.c (get_label_after): Delete.
7592 (get_label_before, delete_computation, delete_jump,
7593 delete_prior_computation, follow_jumps): Move...
7594 * reorg.c (delete_computation, delete_prior_computation): ... here...
7595 (get_label_before, delete_jump): ... making these static ...
7596 (follow_jumps): ... and simplifying this since it only runs after
7598 * rtl.h (get_label_after, get_label_before, delete_jump,
7599 follow_jumps): Delete prototypes.
7601 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7603 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
7605 2007-02-15 Nick Clifton <nickc@redhat.com>
7607 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
7608 order to prevent it from being munged by the target.
7610 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
7612 * config/i386/i386.md: Remove misleading comment.
7614 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7616 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
7617 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
7620 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7622 * tree-sra.c (instantiate_missing_elements): Canonicalize
7624 (sra_build_assignment): New.
7625 (generate_copy_inout, generate_element_copy,
7626 generate_element_zero, generate_one_element_init): Use it.
7628 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7630 * tree-sra.c (instantiate_missing_elements): Canonicalize
7632 (sra_build_assignment): New.
7633 (generate_copy_inout, generate_element_copy,
7634 generate_element_zero, generate_one_element_init): Use it.
7636 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7638 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
7641 2007-02-14 Joseph Myers <joseph@codesourcery.com>
7643 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
7644 types as aggregates not scalars.
7645 * function.c (assign_stack_temp_for_type): Likewise.
7647 2007-02-14 Roger Sayle <roger@eyesopen.com>
7648 Zdenek Dvorak <dvorakz@suse.cz>
7650 * tree-dump.c (dump_switch_p_1): Require exact match of the option
7653 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
7655 * passes.c (next_pass_1): Clear the next field of the copied
7658 2007-02-14 Richard Henderson <rth@redhat.com>
7660 * tree-sra.c (early_sra): New.
7661 (decl_can_be_decomposed_p): Deny va_list if early_sra.
7662 (tree_sra_early, pass_sra_early): New.
7663 * tree-pass.h (pass_sra_early): Declare.
7664 * passes.c (init_optimization_passes): Use it.
7666 2007-02-14 Richard Guenther <rguenther@suse.de>
7668 * flags.h (issue_strict_overflow_warning): Convert to a macro.
7670 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
7672 PR tree-optimization/30771
7673 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
7675 (vect_analyze_operations): Induction phis can now be marked as
7677 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
7678 Update documentation accordingly.
7680 2007-02-14 Nick Clifton <nickc@redhat.com>
7682 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
7683 most 3 arguments are supported.
7684 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
7686 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
7688 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
7689 Ensure dst->current is valid.
7691 2007-02-13 Paul Brook <paul@codesourcery.com>
7693 * config.gcc: Add arm*-*-uclinux-*eabi.
7694 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7695 (SUBTARGET_EXTRA_LINK_SPEC): Define.
7696 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
7697 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
7698 (LINK_SPEC): Define.
7700 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
7702 * config/arm/uclinux-eabi.h: New file.
7703 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
7704 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
7707 2007-02-13 Ian Lance Taylor <iant@google.com>
7709 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
7710 * flags.h (warn_strict_overflow): Declare.
7711 (enum warn_strict_overflow_code): Define.
7712 (issue_strict_overflow_warning): New static inline function.
7713 * opts.c (warn_strict_overflow): New variable.
7714 (common_handle_option): Handle OPT_Wstrict_overflow and
7715 OPT_Wstrict_overflow_.
7716 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
7718 * fold-const.c: Include intl.h.
7719 (fold_deferring_overflow_warnings): New static variable.
7720 (fold_deferred_overflow_warning): New static variable.
7721 (fold_deferred_overflow_code): New static variable.
7722 (fold_defer_overflow_warnings): New function.
7723 (fold_undefer_overflow_warnings): New function.
7724 (fold_undefer_and_ignore_overflow_warnings): New function.
7725 (fold_deferring_overflow_warnings_p): New function.
7726 (fold_overflow_warning): New static function.
7727 (make_range): Add strict_overflow_p parameter. Change all
7729 (extract_muldiv, extract_muldiv_1): Likewise.
7730 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
7731 tree_expr_nonnegative_p.
7732 (fold_negate_expr): Call fold_overflow_warning.
7733 (fold_range_test): Likewise.
7734 (fold_comparison): Likewise.
7735 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
7736 instead of tree_expr_nonnegative_p.
7737 (tree_expr_nonnegative_warnv_p): Rename from
7738 tree_expr_nonnegative_p, add strict_overflow_p parameter.
7739 (tree_expr_nonnegative_p): New function.
7740 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
7741 strict_overflow_p parameter.
7742 (tree_expr_nonzero_p): New function.
7743 * passes.c (verify_interpass_invariants): New static function.
7744 (execute_one_pass): Call it.
7745 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
7747 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
7748 (estimate_numbers_of_iterations): Likewise.
7749 (scev_probably_wraps_p): Likewise.
7750 * tree-ssa-ccp.c: Include "toplev.h".
7751 (evaluate_stmt): Defer fold overflow warnings until we know we are
7753 (struct fold_stmt_r_data): Add stmt field.
7754 (fold_stmt_r): Defer fold overflow warnings until we know we
7756 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
7757 (fold_stmt_inplace): Likewise.
7758 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
7759 (cleanup_control_expr_graph): Defer fold overflow warnings until
7760 we know we are going to optimize.
7761 * tree-cfg.c (fold_cond_expr_cond): Likewise.
7762 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
7764 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7765 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
7766 * tree-ssa-loop-manip.c (create_iv): Likewise.
7767 * c-typeck.c (build_conditional_expr): Likewise.
7768 (build_binary_op): Likewise.
7769 * tree-vrp.c (vrp_expr_computes_nonzero): Call
7770 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
7771 (extract_range_from_unary_expr): Likewise.
7772 * simplify-rtx.c (simplify_const_relational_operation): Warn when
7773 assuming that signed overflow does not occur.
7774 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
7775 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
7776 (fold_defer_overflow_warnings): Declare.
7777 (fold_undefer_overflow_warnings): Declare.
7778 (fold_undefer_and_ignore_overflow_warnings): Declare.
7779 (fold_deferring_overflow_warnings_p): Declare.
7780 (tree_expr_nonzero_warnv_p): Declare.
7781 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
7783 (Warning Options): Document -Wstrict-overflow.
7784 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
7785 (tree-ssa-ccp.o): Likewise.
7786 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
7787 (fold-const.o): Depend on intl.h.
7789 2007-02-13 Ian Lance Taylor <iant@google.com>
7792 * lower-subreg.c (resolve_simple_move): Decompose subregs in
7795 2007-02-13 Stuart Hastings <stuart@apple.com>
7797 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
7799 2007-02-13 Richard Henderson <rth@redhat.com>
7801 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
7802 handled_component_p before looking for the indirect_ref.
7804 2007-02-13 Richard Henderson <rth@redhat.com>
7806 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
7807 remove flags clobber.
7808 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
7809 (bswaphi_lowpart): New.
7810 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
7811 remove TARGET_BSWAP test. Delete expander of the same name.
7813 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
7814 (expand_unop): Use them.
7816 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
7818 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
7819 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
7820 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
7821 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
7822 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
7823 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
7824 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
7825 assembler dialect choice from asm templates.
7827 2007-02-12 Richard Henderson <rth@redhat.com>
7829 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
7830 (fixuns_trunc<SSEMODEF>si2): Use it.
7831 * config/i386/sse.md (vec_setv4sf_0): Export.
7832 * config/i386/i386.c (ix86_build_const_vector): Export.
7833 (ix86_split_convert_uns_si_sse): Rename from
7834 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
7835 * config/i386/i386-protos.h: Update.
7837 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7840 * c-typeck.c (c_finish_return): Improve warning message.
7842 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7844 * alias.c (find_symbolic_term): Delete unused function.
7846 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
7848 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
7849 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
7850 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
7852 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7854 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7855 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
7856 the function, temporarily point the debug interface to the null one.
7858 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7860 * dwarf2out.c (round_up_to_align): New static function.
7861 (field_byte_offset): Use it to round the offset.
7863 2007-02-12 Richard Henderson <rth@redhat.com>
7865 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
7866 (inswl_const): Export.
7868 2007-02-12 Richard Henderson <rth@redhat.com>
7870 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
7871 result mode of the libcall, convert back to outmode.
7873 2007-02-12 Roger Sayle <roger@eyesopen.com>
7875 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
7876 (bswapdi2): New define_expand to implement 32-bit implementation.
7878 2007-02-12 Nick Clifton <nickc@redhat.com>
7880 * doc/invoke.texi (Overall Options): Document --help=.
7881 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
7882 (cc1_options): Pass --help= on to cc1.
7883 (display_help): Add description of --help=.
7884 (process_command): Add code to handle --help=. Allow translated
7885 --help and --target-help switches to be passed on to compiler
7887 (main): Remove unused if statement.
7888 * opts.c (columns): Remove.
7889 (LEFT_COLUMN): Define.
7890 (wrap_help): Add columns argument.
7891 (print_filtered_help): Change parameters to be an include bitmask,
7892 an exclude bitmask, an any bitmask and the column width. Move the
7893 code to display the params list here. Add code to display the
7894 status of options rather than their descriptions if the quiet flag
7896 (print_specific_help): Change parameters to be an include bitmask,
7897 an exclude bitmask and an any bitmask. Move code to look up the
7898 column width here. Decide upon the title for an options listing.
7899 (common_handle_options): Add code to handle --help=. Adapt code
7900 for --help and --target-help to use the revised form of the
7901 print_specific_help function.
7902 (print_help): Delete.
7903 (print_param_help): Delete.
7904 (print_switch): Delete.
7905 * opts.h (cl_lang_count): Add prototype.
7906 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
7907 CL_MAX_OPTION_CLASS): New defines.
7908 * optc-gen.awk: Add construction of cl_lang_count.
7909 * c.opt: Add Warning attribute to warning options and Optimization
7910 attribute to optimization options.
7911 * common.opt: Likewise.
7913 Add -fhelp and -ftarget-help as aliases for the transformed --help
7914 and --target-help options.
7915 * opt-functions.awk: Add code to handle Warning and Optimization
7918 2007-02-12 Richard Henderson <rth@redhat.com>
7920 * config/alpha/constraints.md: New file.
7921 * config/alpha/alpha.c: Include tm-constrs.h.
7922 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
7923 alpha_extra_constraint): Remove.
7924 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
7925 * config/alpha/alpha-protos.h: Update.
7926 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
7927 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
7928 (EXTRA_CONSTRAINT): Remove.
7929 * config/alpha/alpha.md: Include constraints.md.
7930 (adddi splitter): Use satisfies_constraint_*.
7931 * config/alpha/predicates.md (add_operand): Likewise.
7932 (sext_add_operand, addition_operation): Likewise.
7934 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
7936 PR tree-optimization/29145
7937 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
7938 in our handling of restrict qualified pointers.
7940 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7943 * doc/invoke.texi (Wunused-value): Update description.
7944 (Wextra): Delete item.
7945 * opts.c (set_Wextra): Don't use the value of Wextra to set the
7946 value of Wunused-value.
7947 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
7948 (c_finish_stmt_expr): Don't check extra_warnings.
7949 (emit_side_effect_warnings): The caller is responsible to check
7952 2007-02-11 Roger Sayle <roger@eyesopen.com>
7953 Matt Thomas <matt@3am-software.com>
7955 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
7957 2007-02-11 Roger Sayle <roger@eyesopen.com>
7959 * simplify-rtx.c (simplify_relational_operation_1): Optimize
7960 comparisons of POPCOUNT against zero.
7961 (simplify_const_relational_operation): Likewise.
7963 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7965 * doc/invoke.texi (Wextra): Delete outdated paragraph.
7967 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7969 * dwarf2out.c (root_type): Delete unused function.
7971 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7973 * genattrtab.c (contained_in_p): Delete unused function.
7974 (write_expr_attr_cache): Likewise.
7976 2007-02-11 Jan Hubicka <jh@suse.cz>
7978 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
7981 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
7983 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
7984 to add the REG_EQ* note.
7985 * see.c (see_merge_one_use_extension): Likewise.
7986 * local-alloc.c (update_equiv_regs): Likewise. Also don't
7987 turn REG_EQUAL notes into REG_EQUIV notes if the target
7988 register may have more than one set.
7989 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
7990 * gcse.c (try_replace_reg): Likewise.
7991 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
7992 * calls.c (fixup_tail_calls): Likewise. Abort if there is
7993 more than one REG_EQUIV note.
7994 * reload1.c (gen_reload): Use set_unique_reg_note.
7996 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
7998 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
7999 (ix86_builtin_conversion): New function.
8001 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8004 * tree.h (DECL_REPLACEABLE_P): New macro.
8005 * except.c (set_nothrow_function_flags): Likewise.
8007 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8008 Ira Rosen <irar@il.ibm.com>
8009 Dorit Nuzman <dorit@il.ibm.com>
8011 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8012 * targhooks.c (default_builtin_vectorized_conversion): New.
8013 * targhooks.h (default_builtin_vectorized_function): New declaration.
8014 * target.h (struct vectorize): Add builtin_conversion field.
8015 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8016 stmt_vec_info_type value.
8017 (vectorizable_conversion): New declaration.
8018 * tree-vect-analyze.c (vect_analyze_operations): Add
8019 vectorizable_conversion call.
8020 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8021 * tree-vect-transform.c (vectorizable_conversion): New function.
8022 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8023 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8025 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8026 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8027 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8028 or ALTIVEC_BUILTIN_VCFSX.
8030 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8033 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8034 CONST_DOUBLE and operand 0 is a hard register.
8035 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8036 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8037 is a hard floating-point register.
8039 2007-02-10 Richard Henderson <rth@redhat.com>
8040 Jakub Jelinek <jakub@redhat.com>
8041 Alexandre Oliva <aoliva@redhat.com>
8043 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8044 * builtin-types.def (BT_WORD): Make unsigned.
8045 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8046 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8047 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8048 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8049 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8050 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8052 * expr.c (emutls_var_address): New.
8053 (expand_expr_real_1): Expand emulated tls.
8054 (expand_expr_addr_expr_1): Likewise.
8055 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8056 * output.h (emutls_finish): Declare.
8057 * toplev.c (compile_file): Call it.
8058 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8059 address before wrapping in CONST.
8060 * varasm.c (emutls_htab, emutls_object_type): New.
8061 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8062 (get_emutls_object_name, get_emutls_object_type): New.
8063 (get_emutls_init_templ_addr, emutls_decl): New.
8064 (emutls_common_1, emutls_finish): New.
8065 (assemble_variable): When emulating tls, swap decls; generate
8066 constructor for the emutls objects.
8067 (do_assemble_alias): When emulating tls, swap decl and target name.
8068 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8070 * varpool.c (decide_is_variable_needed): Look at force_output.
8071 Recurse for emulated tls.
8072 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8073 with decide_is_variable_needed.
8074 * emutls.c: New file.
8075 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8076 tls_object for real tls.
8078 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8080 PR rtl-optimization/29599
8081 * reload1.c (eliminate_regs_in_insn): Take the destination
8082 mode into account when computing the offset.
8084 2007-02-09 Stuart Hastings <stuart@apple.com>
8085 Richard Henderson <rth@redhat.com>
8087 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8088 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8089 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8090 fixuns_truncdfhi2): New.
8091 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8092 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8093 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8094 (floatunssidf2): Allow nonimmediate source.
8095 * config/i386/sse.md (movdi_to_sse): New.
8096 (vec_concatv2di): Drop '*'.
8097 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8098 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8099 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8101 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8102 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8103 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8104 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8105 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8106 ix86_build_const_vector.
8107 (x86_emit_floatuns): Rewrite.
8109 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8111 * genautomata.c (longest_path_length): Delete unused function.
8112 (struct state): Delete unused longest_path_length.
8113 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8114 (get_free_state): Delete unused.
8116 2007-02-09 Jan Hubicka <jh@suse.cz>
8118 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8119 * doc/invoke.texi (inline-unit-growth): Update default value.
8121 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8122 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8123 (rebuild_cgraph_edges): Likewise.
8124 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8125 (dump_cgraph_node): Dump frequencies.
8126 (cgraph_clone_edge): Add frequency scales.
8127 (cgraph_clone_node): Add freuqnecy.
8128 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8129 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8130 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8131 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8132 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8133 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8134 (save_inline_function_body): Likewise.
8135 * ipa-inline.c: inluce rtl.h
8136 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8137 (cgraph_edge_badness): Use frequencies.
8138 (cgraph_decide_recursive_inlining): Update clonning.
8139 (cgraph_decide_inlining_of_small_function): Dump frequency.
8140 * predict.c (estimate_bb_frequencies): Export.
8141 * predict.h (estimate_bb_frequencies): Declare.
8142 * tree-inline.c (copy_bb): Watch overflows.
8143 (expand_call_inline): Update call of cgraph_create_edge.
8144 (optimize_inline_calls): Use TODO flags to update frequnecies.
8145 * passes.h: Include predict.h
8146 (init_optimization_passes): Move profile ahead.
8147 (execute_function_todo): Handle TODO_rebuild_frequencies.
8149 2007-02-09 Roger Sayle <roger@eyesopen.com>
8151 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8152 the insbl or inswl pattern into a register.
8154 2007-02-09 Roger Sayle <roger@eyesopen.com>
8156 * config/ia64/ia64.md (bswapdi2): New define_insn.
8158 2007-02-09 Richard Henderson <rth@redhat.com>
8160 * config/i386/constraints.md (Ym): New constraint.
8161 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8162 (movdi_1_rex64): Split sse and xmm general register moves from
8163 memory move alternatives. Use conditional register constraints.
8164 (movsf_1, movdf_integer): Likewise.
8165 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8166 (movdf_integer_rex64): New.
8167 (pushsf_rex64): Fix output constraints.
8168 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8169 (sse2_stored): Likewise.
8170 (sse2_storeq_rex64): New.
8171 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8172 amd and not generic.
8173 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8174 for optimize_size. Remove SF/DFmode hack.
8176 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8178 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8181 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8182 Richard Sandiford <richard@codesourcery.com>
8184 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8185 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8186 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8187 m68k/t-mlib to tmake_file.
8188 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8189 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8190 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8191 Allow it to be cf or m68k. Set m68k_arch_family. If that
8192 variable is not empty, add t-$m68k_arch_family to tmake_file.
8193 Add t-mlibs to tmake_file.
8194 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8195 * config/m68k/t-cf: New file.
8196 * config/m68k/t-m68k: Likewise.
8197 * config/m68k/t-mlibs: Likewise.
8198 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8199 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8200 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8201 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8202 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8204 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8205 (INSTALL_LIBGCC): Delete.
8206 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8207 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8208 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8209 (M68K_MLIB_CPU): Define.
8210 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8211 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8212 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8214 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8215 Richard Guenther <rguenther@suse.de>
8218 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8219 against INT_MIN/INT_MAX.
8220 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8221 file if a loop is removed.
8223 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8225 * calls.c (store_one_arg): Pass correct alignment to
8226 emit_push_insn for non-BLKmode values.
8227 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8228 unaligned stack slot via a suitably aligned slot.
8230 2007-02-08 DJ Delorie <dj@redhat.com>
8232 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8234 (legal_subregs): Use unsigned char, make const.
8235 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8237 2007-02-08 Paul Brook <paul@codesourcery.com>
8239 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8240 special interworking needed.
8242 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8244 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8245 conditional to __SSE2__.
8246 (Entries below should have been added to first ChangeLog
8247 entry for amdfam10 dated 2007-02-05)
8248 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8250 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8252 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8255 2007-02-08 DJ Delorie <dj@redhat.com>
8257 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8258 * config/m32c/m32c.c (legal_subregs): New.
8259 (m32c_illegal_subreg_p): New.
8260 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8261 unsupported subregs of hard regs.
8263 2007-02-08 Jan Hubicka <jh@suse.cz>
8265 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8266 the same one; always update histograms.
8268 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8270 * passes.c (init_optimization_passes): Tidy comment.
8272 2007-02-08 Roger Sayle <roger@eyesopen.com>
8274 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
8275 strip zero_extend, bswap and rotates from POCOUNT's argument.
8276 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
8277 zero_extend and rotates from PARITY's argument.
8278 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
8279 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
8280 of an integer constant at compile-time.
8282 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8285 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
8287 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
8290 * tree-ssa-live.c (remove_unused_locals): Do not remove
8291 TREE_ADDRESSABLE variables.
8292 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
8293 * tree-ssa-operands.c (add_virtual_operand): Remove argument
8294 FOR_CLOBBER. Update all users.
8295 If VAR has an associated alias set, add a virtual operand for
8296 it if no alias is found to conflict with the memory reference.
8298 2007-02-07 Jan Hubicka <jh@suse.cz>
8299 Robert Kidd <rkidd@crhc.uiuc.edu>
8301 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
8303 2007-02-07 Ian Lance Taylor <iant@google.com>
8305 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
8307 2007-02-07 Roger Sayle <roger@eyesopen.com>
8309 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
8310 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
8311 tablejumpdi, movsi_to_cr_one): Remove constraints from
8312 define_expand's match_operands.
8314 2007-02-07 Roger Sayle <roger@eyesopen.com>
8316 * global.c (compute_regsets): Move declatation of "i" inside of
8317 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
8319 2007-02-07 Jakub Jelinek <jakub@redhat.com>
8322 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
8323 of INDIRECT_REF <RESULT_DECL>.
8325 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
8327 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
8328 Kaz Kojima <kkojima@gcc.gnu.org>
8331 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
8333 (sh_initialize_trampoline): Add parentheses to avoid a warning.
8335 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8337 * doc/loop.texi: Document possibility not to perform disambiguation
8338 of loops with multiple latches.
8339 * cfgloopmanip.c (alp_enum_p): Removed.
8340 (add_loop): Handle subloops. Use get_loop_body_with_size.
8341 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
8342 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
8343 the new forwarder block.
8344 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
8345 Handle the case latch is NULL.
8346 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
8347 when marking loop exits.
8348 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
8350 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
8351 disambiguate_loops_with_multiple_latches.
8352 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
8353 before fix_loop_structure.
8354 * cfgloop.c: Include pointer-set.h and output.h.
8355 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
8356 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
8357 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
8358 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
8359 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
8360 disambiguate_multiple_latches, get_loop_body_with_size,
8361 disambiguate_loops_with_multiple_latches): New functions.
8362 (flow_loop_dump): Dump multiple latch edges.
8363 (flow_loop_nodes_find): Handle loops with multiple latches.
8364 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
8365 (glb_enum_p): Modified.
8366 (get_loop_body): Use get_loop_body_with_size.
8367 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
8368 (AVOID_CFG_MODIFICATIONS): New constant.
8369 (disambiguate_loops_with_multiple_latches, add_loop,
8370 get_loop_body_with_size): Declare.
8371 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
8373 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
8376 * global.c (compute_regsets): New function.
8377 (global_alloc): Refactored ELIMINABLE_REGSET
8378 and NO_GLOBAL_ALLOC_REGS computation out.
8379 (rest_of_handle_global_alloc): Call compute_regsets()
8380 for non-optimizing case.
8382 2007-02-06 Richard Henderson <rth@redhat.com>
8384 * config/i386/constraints.md (Y2): Rename from Y.
8385 (Yi): New constraint.
8386 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
8387 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
8388 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
8389 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
8390 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
8391 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
8392 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
8393 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
8394 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
8395 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
8396 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
8397 vec_extractv2si_1): Change Y constraints to Y2.
8398 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
8399 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
8400 Change Y constraints to Y2.
8401 (sse2_loadld): Change Y constraints to x.
8403 2007-02-06 Roger Sayle <roger@eyesopen.com>
8405 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
8406 (parity<mode>2): New define_expand using rs6000_emit_parity.
8407 * config/rs6000/rs6000.c (rs6000_emit_popcount,
8408 rs6000_emit_parity): New functions.
8409 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
8410 rs6000_emit_parity): Prototype here.
8412 2007-02-06 Ian Lance Taylor <iant@google.com>
8414 * lower-subreg.c (simple_move_operand): Reject CONST.
8415 (resolve_clobber): Call validate_change rather than directly
8416 assigning to XEXP (pat, 0).
8418 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8420 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
8421 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
8422 (tree-cfg.o): Remove hashtab.h dependency.
8424 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
8425 (struct ivopts_data): Change niters to pointer_map_t.
8426 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
8427 (niter_for_exit): Create pointer_map on demand. Change for
8429 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
8430 (free_loop_data): Destroy data->niters if created and reset field.
8431 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
8432 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
8434 * tree-ssa-reassoc.c: Include pointer-set.h.
8435 (bb_rank): Change to long *.
8436 (operand_rank): Change to pointer_map_t.
8437 (find_operand_rank): Return long, -1 if not found. Declare as inline.
8438 (insert_operand_rank): Accept long.
8439 (operand_entry_hash, operand_entry_eq): Remove.
8440 (get_rank): Return long. Adjust for changes above.
8441 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
8443 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
8445 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
8446 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
8447 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
8449 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
8450 directly since it cannot be NULL.
8451 (get_vi_for_tree): Rewrite for pointer_map API.
8452 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
8453 (init_alias_vars): Create vi_for_tree as pointer_map.
8454 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
8456 * tree-cfg.c: Don't include hashtab.h.
8457 (edge_to_cases): Declare as pointer_map.
8458 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
8460 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
8461 (start_recording_case_labels): Create edge_to_cases as pointer_map.
8462 (end_recoding_case_labels): Cleanup edge_to_cases manually before
8464 (record_switch_edge): Delete.
8465 (get_cases_for_edge): Adjust for pointer_map API, inline
8466 record_switch_edge (rewritten for new API), remove goto.
8468 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8470 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
8471 * tree-nested.c: Include pointer-set.h.
8472 (var_map_elt, var_map_eq, var_map_hash): Delete.
8473 (struct nesting_info): Remove GTY marker. Change the two htab_t's
8475 (nesting_info_bitmap_obstack): New.
8476 (lookup_field_for_decl): Adjust for pointer_map API.
8477 (lookup_tramp_for_decl): Adjust for pointer_map API.
8478 (get_nonlocal_debug_decl): Adjust for pointer_map API.
8479 (get_local_debug_decl): Adjust for pointer_map API.
8480 (convert_nl_goto_reference): Adjust for pointer_map API.
8481 (convert_nl_goto_receiver): Adjust for pointer_map API.
8482 (create_nesting_tree): Create outside GGC space. Create bitmap on
8483 the new obstack. Create field_map and var_map as pointer_maps.
8484 (free_nesting_tree): Adjust for changes to create_nesting_tree.
8486 (lower_nested_functions): Move root here, no need to NULL it.
8487 Initialize and release the obstack.
8489 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
8491 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
8492 Remove prototypes and make them non-static.
8493 (struct tree_int_map): Remove.
8494 * tree.h (struct tree_int_map): Move here, turning TO into an
8496 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
8498 * tree.h (TREE_COMPLEXITY): Remove.
8499 (struct tree_exp): Remove complexity field.
8500 * tree.c (build1_stat): Don't set it.
8502 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
8503 Victor Kaplansky <victork@il.ibm.com>
8505 * tree-vectorizer.c (vect_is_simple_use): Support induction.
8506 (vect_is_simple_reduction): Support reduction with induction as
8507 one of the operands.
8508 (vect_is_simple_iv_evolution): Fix formatting.
8509 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
8510 formatting. Don't mark induction phis for vectorization.
8511 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
8512 * tree-vect-transform.c (get_initial_def_for_induction): New function.
8513 (vect_get_vec_def_for_operand): Support induction.
8514 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
8516 (vectorizable_reduction): Support reduction with induction as one of
8518 (vectorizable_type_demotion): Use def-type of stmt argument rather
8519 than dummy def-type.
8521 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
8522 flag_tree_scev_cprop.
8523 * common.opt (tree-scev-cprop): New flag.
8525 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
8526 call to vect_get_new_vect_var.
8528 2007-02-06 Ira Rosen <irar@il.ibm.com>
8530 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
8531 vectype is not NULL.
8532 (vect_pattern_recog_1): Likewise.
8534 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8536 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
8537 (fold_negate_expr): Likewise.
8539 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
8542 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
8543 even if cv-qualification is the same.
8545 2007-02-05 Geoffrey Keating <geoffk@apple.com>
8547 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
8548 __enable_execute_stack on completion.
8550 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8552 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
8553 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
8554 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
8555 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
8556 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
8557 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
8558 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
8559 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
8561 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8563 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
8564 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
8565 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
8566 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
8567 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
8568 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
8569 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
8570 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
8571 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
8572 umuldi3_highpart_rex64, umulsi3_highpart_insn,
8573 umulsi3_highpart_zext, smuldi3_highpart_rex64,
8574 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
8575 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
8576 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
8577 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
8578 sqrtextenddfxf2_i387): Added amdfam10_decode.
8580 * config/i386/athlon.md (athlon_idirect_amdfam10,
8581 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
8582 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
8583 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
8584 athlon_ivector_store_amdfam10): New define_insn_reservation.
8585 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
8588 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8590 * config/i386/athlon.md (athlon_call_amdfam10,
8591 athlon_pop_amdfam10, athlon_lea_amdfam10): New
8592 define_insn_reservation.
8593 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
8594 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
8595 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
8597 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8599 * config/i386/athlon.md (athlon_sseld_amdfam10,
8600 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
8601 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
8603 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8605 * config/i386/athlon.md (athlon_sseins_amdfam10): New
8606 define_insn_reservation.
8607 * config/i386/i386.md (sseins): Added sseins to define_attr type
8608 and define_attr unit.
8609 * config/i386/sse.md: Set type attribute to sseins for insertq
8612 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8614 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
8615 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
8616 ssecomi_load_amdfam10, ssecomi_amdfam10,
8617 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
8618 define_insn_reservation.
8619 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
8621 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8623 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
8624 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
8625 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
8626 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
8627 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
8628 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
8629 define_insn_reservation.
8631 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
8632 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
8633 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
8634 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
8635 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
8637 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8639 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
8640 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
8641 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
8642 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
8643 athlon_ssemul_load_k8): Added amdfam10.
8645 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8647 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
8648 (x86_sse_unaligned_move_optimal): New variable.
8650 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
8652 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
8653 for unaligned vector SSE double/single precision loads for AMDFAM10.
8655 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8657 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
8658 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
8659 Define TARGET_CPU_DEFAULT_amdfam10.
8660 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
8661 (processor_type): Add PROCESSOR_AMDFAM10.
8663 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
8664 processor_type in config/i386/i386.h.
8665 Enable imul peepholes for TARGET_AMDFAM10.
8667 * config.gcc: Add support for --with-cpu option for amdfam10.
8669 * config/i386/i386.c (amdfam10_cost): New variable.
8670 (m_AMDFAM10): New macro.
8671 (m_ATHLON_K8_AMDFAM10): New macro.
8672 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
8673 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
8674 x86_promote_QImode, x86_integer_DFmode_moves,
8675 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8676 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
8677 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
8678 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
8679 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
8680 Enable/disable for amdfam10.
8681 (override_options): Add amdfam10_cost to processor_target_table.
8682 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
8683 processor_alias_table.
8684 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
8685 (ix86_adjust_cost): Add code for amdfam10.
8687 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8689 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
8690 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
8691 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
8692 * config/i386/i386.h: Add builtin definition for SSE4A.
8693 * config/i386/i386.md: Add support for ABM instructions
8695 * config/i386/sse.md: Add support for SSE4A instructions
8696 (movntss, movntsd, extrq, insertq).
8697 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
8698 Add -march=amdfam10 flag.
8699 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
8700 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
8702 * doc/extend.texi: Add documentation for SSE4A builtins.
8704 2007-02-05 Bob Wilson <bob.wilson@acm.org>
8706 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
8708 2007-02-05 Richard Guenther <rguenther@suse.de>
8710 * tree-vectorizer.h (vectorizable_function): Add argument type
8711 argument, change return type.
8712 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
8713 * tree-vect-transform.c (vectorizable_function): Handle extra
8714 argument, return vectorized function decl.
8715 (build_vectorized_function_call): Remove.
8716 (vectorizable_call): Handle calls with result and argument types
8717 differing. Handle loop vectorization factor correctly.
8718 * targhooks.c (default_builtin_vectorized_function): Adjust for
8720 * targhooks.h (default_builtin_vectorized_function): Likewise.
8721 * target.h (builtin_vectorized_function): Add argument type
8723 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
8724 extra argument, allow vectorizing of lrintf.
8725 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
8726 documentation of target hook.
8728 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
8731 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
8732 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
8733 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
8735 2007-02-05 Roger Sayle <roger@eyesopen.com>
8737 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
8738 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
8739 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
8740 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
8741 before canonicalizing sincos to cexpi.
8742 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
8744 2007-02-05 Roger Sayle <roger@eyesopen.com>
8746 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
8747 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
8748 (alpha_init_builtins): Use alpha_add_builtins to process tables.
8750 2007-02-05 Roger Sayle <roger@eyesopen.com>
8752 * mips-tfile.c (initialize_init_file): Correct endianness test.
8754 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
8756 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
8759 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8761 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
8762 saves in a PARALLEL before the register assignments.
8764 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8766 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
8767 DWARF_FRAME_RETURN_COLUMN to be a general register.
8768 * dwarf2out.c (init_return_column_size): New function, split from...
8769 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
8770 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
8771 to be nongeneral registers.
8772 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
8774 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
8775 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
8777 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8779 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
8781 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8783 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
8784 (remove_path): Use can_remove_branch_p and remove_branch instead
8785 of loop_delete_branch_edge.
8786 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
8787 (tree_transform_and_unroll_loop): Remove dead branches immediately.
8788 Update profile using scale_dominated_blocks_in_loop.
8789 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
8790 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
8791 (can_remove_branch_p, remove_branch): Declare.
8792 * tree-cfg.c (tree_can_remove_branch_p): New function.
8793 (tree_cfg_hooks): Add tree_can_remove_branch_p.
8794 * cfgrtl.c (rtl_can_remove_branch_p): New function.
8795 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
8797 2007-02-05 Jan Hubicka <jh@suse.cz>
8800 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
8801 nodes in cgraph, don't remove offline copy of the function.
8803 2007-02-04 Jan Hubicka <jh@suse.cz>
8805 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
8806 vectors might cause maybe_lookup_element_for_expr to be called
8807 on non-sra-candidate.
8809 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8811 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
8812 config/bfin/bfin.md, config/bfin/predicates.md: Follow
8813 spelling conventions.
8815 2007-02-04 Richard Guenther <rguenther@suse.de>
8818 * fold-const.c (try_move_mult_to_index): Make sure to not
8819 overflow one dimension of a multi-dimensional array access.
8821 2007-02-04 Jan Hubicka <jh@suse.cz>
8823 * passes.c (init_optimization_passes): Reindent.
8825 2007-02-04 Jan Hubicka <jh@suse.cz>
8826 Eric Botcazou <ebotcazou@adacore.com>
8828 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
8829 (execute_fixup_cfg): Break out the abnormal goto code.
8830 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
8831 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
8832 (optimize_inline_calls): Call make_nonlocal_label_edges.
8834 2007-02-04 Jan Hubicka <jh@suse.cz>
8836 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
8837 true when something was changed.
8838 (rename_ssa_copies): When something was changed, do
8839 TODO_remove_unused_locals.
8840 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8841 add TODO_remove_unused_locals when instruction was removed.
8843 2007-02-04 Jan Hubicka <jh@suse.cz>
8845 * ipa-inline.c (try_inline): Improve debug output; work on already
8847 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
8848 call try_inline for already inlined edges too when flattening;
8849 inline also functions that make callee growth but overall unit size
8852 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8854 * config/m32c/bitops.md, config/m32c/jump.md,
8855 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
8856 config/m32r/m32r.h, config/m32r/m32r.md,
8857 config/m32r/predicates.md, config/m68hc11/larith.asm,
8858 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
8859 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
8860 config/mips/mips-protos.h, config/mips/mips.c,
8861 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
8862 config/mn10300/mn10300.h, config/mn10300/predicates.md,
8863 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
8864 spelling conventions.
8866 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
8867 Follow spelling conventions.
8869 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
8871 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
8872 warn about C++0x compatibility.
8874 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8876 * config/h8300/h8300.c, config/h8300/h8300.h,
8877 config/h8300/h8300.md: Follow spelling conventions.
8879 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
8882 * combine.c (try_combine): Do not substitute source operand
8883 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
8885 2007-02-03 Jan Hubicka <jh@suse.cz>
8887 PR gcov-profile/30650
8888 * value-prof.c (stringop_block_profile): Fix handling of size counter;
8889 do not divide by zero for never executed counters.
8890 (tree_find_values_to_profile): Fix counters.
8891 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
8893 2007-02-03 Ian Lance Taylor <iant@google.com>
8895 * lower-subreg.c (simple_move_operand): New static function,
8896 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
8898 (simple_move): Call simple_move_operand.
8899 (find_decomposable_subregs): Add special handling of MEMs.
8900 (can_decompose_p): Rename from cannot_decompose_p. Reverse
8901 meaning of return value. If we see a hard register, test whether
8902 it can store a word_mode value. Change all callers.
8904 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8906 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
8907 ftrapv insns and expanders.
8908 (subdi3): Change define_expand operand 1 to arith11_operand, and
8909 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
8910 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
8911 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
8915 * varasm.c (notice_global_symbol): Treat global objects as weak when
8918 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8920 * emit-rtl.c (dconstpi): Delete.
8922 (init_emit_once): Delete dconstpi and init dconstsqrt2.
8923 * real.h (dconstpi): Delete.
8925 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
8926 (fold_builtin_hypot): Likewise.
8928 2007-02-03 Tom Tromey <tromey@redhat.com>
8931 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
8932 -gcoff3, -gxcoff3, -gvms3 implies -dD.
8934 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
8936 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
8937 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
8938 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
8939 config/rs6000/cell.md, config/rs6000/darwin.h,
8940 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
8941 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
8942 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
8943 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
8944 typos. Follow spelling conventions.
8945 * doc/invoke.texi: Follow spelling conventions.
8947 2007-02-03 Roger Sayle <roger@eyesopen.com>
8949 * simplify-rtx.c (simplify_relational_operation_1): Implement some
8950 canonicalization transformations that attempt to simplify integer
8951 constant comparisons to become comparisons against zero.
8953 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8955 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
8957 * fold-const.c (fold_binary): Fix comment typos. Fold complex
8958 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
8960 2007-02-02 Mike Stump <mrs@apple.com>
8962 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
8963 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
8964 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
8965 generate a branch island.
8967 2007-02-02 Bob Wilson <bob.wilson@acm.org>
8969 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
8970 (xtensa_legitimate_address_p): New.
8971 (xtensa_legitimize_address): New.
8972 (xtensa_output_addr_const_extra): New.
8973 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
8975 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
8976 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
8977 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
8978 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
8979 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
8980 (xtensa_legitimize_address): New.
8981 (xtensa_output_addr_const_extra): New.
8983 2007-02-02 Steve Ellcey <sje@cup.hp.com>
8985 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
8987 2007-02-02 Ian Lance Taylor <iant@google.com>
8989 * expmed.c (expand_divmod): Add comment.
8991 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
8993 * emit-rtl.c (renumber_insns): Remove.
8994 * flags.h: Remove the extern for flag_renumber_insns.
8995 * rtl.h: Remove the prototype for renumber_insns.
8996 * toplev.c (flag_renumber_insns): Remove.
8998 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9000 Revert for x86 darwin:
9001 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9003 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9004 code before the following patch under TARGET_MACHO.
9005 (ix86_function_value_regno_p): Likewise.
9007 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9009 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9012 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9015 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9016 general or fp registers. Add comments.
9017 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9019 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9021 * pointer-set.c (insert_aux): Only return insertion slot.
9022 (pointer_set_insert): Adjust.
9023 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9024 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9025 pointer_map_traverse): New.
9026 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9027 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9028 pointer_map_contains, pointer_map_traverse): Declare.
9030 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9033 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9034 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9036 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9038 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9040 (struct _dep): New type.
9041 (dep_t): New typedef.
9042 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9043 (DEP_STATUS): New access macro. The macro with the same name was
9044 renamed to DEP_LINK_STATUS.
9045 (dep_init): Declare function
9047 (struct _dep_link): New type.
9048 (dep_link_t): New typedef.
9049 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9050 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9051 (DEP_LINK_STATUS): New macro.
9052 (debug_dep_links): New debug function.
9054 (struct _deps_list): New type.
9055 (deps_list_t): New typedef.
9056 (DEPS_LIST_FIRST): New access macro.
9057 (FOR_EACH_DEP_LINK): New cycle macro.
9058 (create_deps_list, free_deps_list, delete_deps_list): Declare
9060 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9061 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9062 (copy_deps_list_change_con): Ditto.
9064 (move_dep_link): Declare function.
9066 (struct _dep_node): New type.
9067 (dep_node_t): New typedef.
9068 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9070 (struct haifa_insn_data.back_deps): New field to hold backward
9071 dependencies of the insn.
9072 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9074 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9075 Change its type to deps_list_t.
9076 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9077 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9078 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9080 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9082 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9084 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9086 (dep_cost): Declare.
9088 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9089 (ds_to_dk, dk_to_ds): New functions.
9091 (init_dep_1): New static function.
9092 (init_dep): New function.
9093 (copy_dep): New static function.
9095 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9097 (detach_dep_link): New static function.
9098 (move_dep_link): New function.
9100 (dep_links_consistent_p, dump_dep_links): New static functions.
9101 (debug_dep_links): New debugging function.
9103 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9105 (alloc_deps_list, init_deps_list): New static functions.
9106 (create_deps_list): New function.
9107 (clear_deps_list): New static function.
9108 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9109 (deps_list_consistent_p, dump_deps_list): New static functions.
9110 (debug_deps_list): New function.
9111 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9113 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9115 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9116 use new scheduler dependencies lists.
9117 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9118 (sched_analyze): Ditto. Initialize dependencies lists.
9119 (add_forw_dep, compute_forward_dependences): Update to use new
9120 scheduler dependencies lists.
9122 (init_dependency_caches): Init deps_obstack.
9123 (free_dependency_caches): Free deps_obstack.
9125 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9126 new scheduler dependencies lists.
9127 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9128 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9130 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9131 Update to use new scheduler dependencies lists.
9132 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9133 (debug_dependencies): Ditto.
9134 (schedule_region): Update comments.
9136 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9137 scheduler dependencies lists.
9138 (schedule_ebb): Update comments.
9140 * rtl.def (DEPS_LIST): Remove.
9142 * lists.c (unused_deps_list): Remove.
9143 (free_list): Update assertions.
9145 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9146 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9148 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9149 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9151 * haifa-sched.c (comments): Update.
9152 (insn_cost1): Remove. Inline the code into insn_cost ().
9153 (insn_cost): Update to use new scheduler dependencies lists. Move
9154 processing of the dependency cost to dep_cost ().
9155 (dep_cost): New function. Use it instead of insn_cost () when
9156 evaluating cost of the dependency. Use compatible interface to
9157 interact with the target.
9158 (priority): Update to use new scheduler dependencies lists.
9159 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9160 with greater number of insns that depend on the insn.
9161 (schedule_insn): Update to use new scheduler dependencies lists. Add
9162 code to free backward dependencies lists. Inline and optimize code
9163 from resolve_dep () - see PR28071.
9164 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9165 lists. Update call to targetm.sched.is_costly_dependence hook.
9167 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9168 scheduler dependencies lists.
9170 (resolve_dep): Remove. Move the logic to schedule_insn ().
9171 (init_h_i_d): Initialize dependencies lists.
9173 (process_insn_depend_be_in_spec): Rename to
9174 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9176 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9177 Update to use new scheduler dependencies lists.
9178 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9180 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9181 new scheduler dependencies lists.
9182 (build_intra_loop_deps): Ditto.
9184 * target.h (struct _dep): Declare to use in
9185 gcc_target.sched.is_costly_dependence.
9186 (struct gcc_target.sched.adjust_cost): Fix typo.
9187 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9188 single dep_t parameter instead of an equivalent triad.
9189 (struct gcc_target.sched.adjust_cost_2): Remove.
9191 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9193 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9195 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9197 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9199 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9200 (REG_DEP_TRUE): Document.
9202 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9203 Change signature to correspond to the targetm.sched.adjust_cost hook.
9204 Update use in TARGET_SCHED_ADJUST_COST_2.
9205 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9206 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9207 new scheduler dependencies lists.
9208 (ia64_gen_check): Ditto.
9210 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9213 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9214 signature to correspond to the targetm.sched.is_costly_dependence hook.
9215 (is_costly_group): Update to use new scheduler dependencies lists.
9217 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9218 instead of INSN_COST () macro.
9220 2007-02-01 Ian Lance Taylor <iant@google.com>
9222 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9224 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9226 * pa.md (tp_load): Correct mfctl instruction syntax.
9228 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9230 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9231 altivec_padding_size calculation on AIX. Improve comment, add
9232 assert to verify that it's right.
9234 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9237 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9240 * global.c (global_alloc): Add mising initialization of
9243 2007-02-01 Roger Sayle <roger@eyesopen.com>
9245 * alias.c (init_alias_analysis): Correct whitespace.
9246 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9247 partition_hot_cold_basic_blocks): Likewise.
9248 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9249 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9250 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9251 fold_builtin_snprintf_chk, fold_builtin_printf,
9252 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9253 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9254 * cfgcleanup.c (cleanup_cfg): Likewise.
9255 * cfgexpand.c (tree_expand_cfg): Likewise.
9256 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9257 * function.c (get_next_funcdef_no): Likewise.
9258 * gengtype.c (main): Likewise.
9259 * genmodes.c (main): Likewise.
9260 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9261 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9262 * ifcvt.c (noce_emit_move_insn): Likewise.
9263 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9265 * stor-layout.c (get_best_mode): Likewise.
9266 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9267 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9268 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9269 perform_var_substitution, solve_graph): Likewise.
9270 * tree-vrp.c (vrp_finalize): Likewise.
9272 2007-02-01 Ian Lance Taylor <iant@google.com>
9274 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
9275 high part of a paradoxical subreg, return a constant zero.
9277 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
9279 * toplev.c (lang_dependent_init): Call init_set_costs.
9280 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
9282 2007-02-01 Richard Guenther <rguenther@suse.de>
9285 * fold-const.c (fold_negate_expr): Allow negating a
9286 constant if overflow does not change.
9288 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9290 * doc/c-tree.texi (Expression trees): Improve markup.
9291 * doc/tm.texi (Register Classes, Addressing Modes)
9292 (Floating Point): Fix spacing after abbreviations. Fix some
9295 2007-02-01 Ben Elliston <bje@au.ibm.com>
9297 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
9298 * doc/contrib.texi: Likewise.
9299 * doc/install.texi: Likewise.
9301 2007-01-31 Richard Henderson <rth@redhat.com>
9302 Ian Lance Taylor <iant@google.com>
9304 * lower-subreg.c: New file.
9305 * rtl.def (CONCATN): Define.
9306 * passes.c (init_optimization_passes): Add pass_lower_subreg and
9308 * emit-rtl.c (update_reg_offset): New static function, broken out
9309 of gen_rtx_REG_offset.
9310 (gen_rtx_REG_offset): Call update_reg_offset.
9311 (gen_reg_rtx_offset): New function.
9312 * regclass.c: Revert patch of 2006-03-05, restoring
9314 (clear_reg_info_regno): New function.
9315 * dwarf2out.c (concatn_loc_descriptor): New static function.
9316 (loc_descriptor): Handle CONCATN.
9317 * common.opt (fsplit_wide_types): New option.
9318 * opts.c (decode_options): Set flag_split_wide_types when
9320 * timevar.def (TV_LOWER_SUBREG): Define.
9321 * rtl.h (gen_reg_rtx_offset): Declare.
9322 (reg_scan_update): Declare.
9323 * regs.h (clear_reg_info_regno): Declare.
9324 * tree-pass.h (pass_lower_subreg): Declare.
9325 (pass_lower_subreg2): Declare.
9326 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
9327 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
9329 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
9330 * Makefile.in (OBJS-common): Add lower-subreg.o.
9331 (lower-subreg.o): New target.
9333 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9335 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
9337 2007-01-31 Anatoly Sokolov <aesok@post.ru>
9340 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
9342 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9345 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
9347 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
9349 * cfgloop.h: Include vec-prim.h.
9350 (enum li_flags): Remove LI_ONLY_OLD.
9351 (loop_iterator): Changed.
9352 (fel_next, fel_init): Iterate over loop tree.
9353 (FOR_EACH_LOOP_BREAK): New macro.
9354 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
9356 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
9357 * modulo-sched.c (sms_schedule): Ditto.
9358 * tree-vectorizer.c (vectorize_loops): Ditto.
9359 * doc/loop.texi: Update information on loop numbering and behavior of
9360 FOR_EACH_LOOP wrto new loops.
9361 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9362 add_to_evolution_1): Test nestedness of loops instead of comparing
9364 * tree-chrec.c (chrec_fold_plus_poly_poly,
9365 chrec_fold_multiply_poly_poly, chrec_evaluate,
9366 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
9367 reset_evolution_in_loop): Ditto.
9368 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
9370 2007-01-31 Dirk Mueller <dmueller@suse.de>
9372 * c-common.c (warn_about_parentheses): Separate warning about
9373 un-parenthized sequence of comparison operators from the one
9374 which is supposed to warn about x <= y <= z.
9376 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
9378 * optabs.h (enum optab_index): Add new OTI_isinf.
9379 (isinf_optab): Define corresponding macro.
9380 * optabs.c (init_optabs): Initialize isinf_optab.
9381 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
9383 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
9384 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
9386 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
9387 expand_builtin_interclass_mathfn.
9388 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
9389 * config/i386/i386.md (UNSPEC_FXAM): New constant.
9390 (fxam<mode>2_i387): New insn pattern.
9391 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
9392 built-in functions as x87 inline asm.
9394 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9396 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
9398 2007-01-30 Eric Christopher <echristo@apple.com>
9400 * config.gcc: Add geode.
9402 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9404 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
9405 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
9406 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
9407 value-prof.c: Fix comment typos.
9409 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9412 * doc/invoke.texi (Wpointer-arith): Document warning.
9414 2007-01-30 Janis Johnson <janis187@us.ibm.com>
9416 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
9417 the list of discrepancies from the draft TR.
9419 2007-01-30 Dirk Mueller <dmueller@suse.de>
9422 * doc/invoke.texi (-Wreturn-type): Update description to
9425 2007-01-30 Richard Sandiford <richard@codesourcery.com>
9427 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
9429 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
9431 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
9432 to handle optabs that operate on floating point input argument and
9433 output to integer output.
9434 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
9435 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
9436 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
9437 expand_builtin_interclass_mathfn ().
9438 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
9440 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
9441 ilogbl built-in functions as x87 intrinsics.
9443 2007-01-30 Richard Guenther <rguenther@suse.de>
9446 * dwarf2out.c (reference_to_unused): Query varpool if the
9447 variable was output.
9449 2007-01-30 Richard Guenther <rguenther@suse.de>
9452 * passes.c (execute_one_pass): Reset in_gimple_form to not
9453 confuse non-unit-at-a-time mode.
9455 2007-01-29 Roger Sayle <roger@eyesopen.com>
9456 Richard Guenther <rguenther@suse.de>
9458 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
9459 avoid undefined behaviour on overflow. Use force_fit_type_double
9460 to construct the constant with the specified TREE_OVERFLOW.
9462 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9464 * config/dfp-bit.c: Add parameterized support for fp exceptions.
9465 * config/dfp-bit.h: Ditto.
9467 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9469 * c-decl.c (pop_scope): Replace warnings with call to
9470 warn_for_unused_label.
9471 * c-common.h (warn_for_unused_label): Declare.
9472 * c-common.c (warn_for_unused_label): Define.
9474 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9476 * tree-optimize.c (update_inlined_to_pointers): Delete unused
9479 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9481 * Makefile.in (USER_H): Remove decfloat.h.
9482 * ginclude/decfloat.h: Delete, moving contents to ...
9483 * ginclude/float.h: Add support for decimal floating point,
9484 guarded by __STDC_WANT_DEC_FP__.
9486 2007-01-29 Mike Stump <mrs@apple.com>
9488 * doc/gccint.texi (Top): Rename Loop Representation to Loop
9489 Analysis and Representation to resolve case insensitive conflict.
9490 * doc/loop.texi (Loop Analysis and Representation): Likewise.
9492 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
9494 * tree.h (struct tree_memory_tag): Add aliases member.
9495 (MTAG_ALIASES): New macro.
9496 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
9497 (add_may_alias): Remove pointer-set. Update for may_aliases being
9499 (mark_aliases_call_clobbered): Update for may_aliases being a
9501 (compute_tag_properties): Ditto.
9502 (create_partition_for): Ditto.
9503 (compute_memory_partitions): Ditto.
9504 (dump_may_aliases_for): Ditto.
9505 (is_aliased_with): Ditto.
9506 (add_may_alias_for_new_tag): Ditto.
9507 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
9508 (compute_is_aliased): New function.
9509 (compute_may_aliases): Call compute_is_aliased).
9510 (init_alias_info): Initialize alias_bitmap_obstack.
9511 (union_alias_set_into): New function.
9512 (compute_flow_sensitive_aliasing): Use union_aliases_into.
9513 (have_common_aliases_p): Rewrite to take two bitmaps and use
9515 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
9517 (finalize_ref_all_pointers): Update for add_may_alias changes.
9518 (new_type_alias): Ditto.
9519 * tree-flow-inline.h (may_aliases): Return a bitmap.
9520 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
9521 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
9522 may_aliases being a bitmap.
9523 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
9524 may_aliases now returns a bitmap.
9525 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
9527 * tree-ssa-operands.c (add_virtual_operand): Update for
9528 may_aliases being a bitmap.
9530 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
9532 PR tree-optimization/30630
9533 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
9534 variable as changed.
9536 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
9539 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
9540 expanded only once even if an error occurs.
9542 2007-01-29 Ben Elliston <bje@au.ibm.com>
9544 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
9545 (__gcov_average_profiler): Likewise.
9546 (__gcov_ior_profiler): Likewise.
9547 (__gcov_merge_ior): Likewise.
9549 2007-01-28 Jan Hubicka <jh@suse.cz>
9551 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
9552 * value-prof.c (stringop_block_profile): Likewise.
9554 2007-01-28 Jan Hubicka <jh@suse.cz>
9556 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
9557 variant handling histograms; add wrapper.
9558 (clear_storage_via_libcall): Export.
9559 (emit_block_move_hints): Break out from ...; add histograms.
9560 (emit_block_move): ... this one.
9561 (clear_storage_hints): Break out from ...; add histograms.
9562 (clear_storage): ... this one.
9563 (set_storage_via_memset): Handle histogram.
9564 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
9565 (clear_storage_hints, clear_storage_via_libcall): Declare.
9566 (set_storage_via_setmem): Update prototype.
9567 * doc/md.texi (movmem, setmem): Document new arguments.
9569 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
9571 (stringop_block_profile): New global function.
9572 (tree_stringops_values_to_profile): Profile block size and alignment.
9573 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
9575 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
9576 (stringop_block_profile): Declare.
9577 * builtins.c: Include value-prof.h.
9578 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
9579 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
9580 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
9581 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
9582 * profile.c (instrument_values): Add new counters.
9583 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
9585 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
9586 (tree_init_edge_profiler): Build new profilers.
9587 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
9588 (pass_tree_profile): Add dump.
9589 (tree_profile_hooks): Update.
9590 * Makefile.in (LIBGCOV): Add new constants.
9591 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
9592 __gcov_ior_profiler): New.
9593 * i386.md (movmem/setmem expanders): Add new optional arguments.
9595 2007-01-28 David Edelsohn <edelsohn@gnu.org>
9597 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
9599 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9601 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
9602 (tree_unswitch_single_loop): Pass eni_size_weights to
9603 tree_num_loop_insns.
9604 * tree-ssa-loop-manip.c: Include tree-inline.h.
9605 (can_unroll_loop_p): Pass eni_size_weights to
9606 tree_num_loop_insns.
9607 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
9608 Pass eni_size_weights to estimate_num_insns.
9609 * tree.h (init_inline_once): Export.
9610 * toplev.c (backend_init): Call init_inline_once.
9611 * cgraphunit.c (cgraph_process_new_functions,
9612 cgraph_analyze_function): Pass eni_inlining_weights to
9614 * ipa-inline.c (compute_inline_parameters): Ditto.
9615 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
9616 to estimate_num_insns.
9617 (try_unroll_loop_completely): Pass eni_size_weights to
9618 tree_num_loop_insns.
9619 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
9620 ot estimate_num_insns.
9621 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
9622 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
9623 * tree-inline.c (eni_inlining_weights, eni_size_weights,
9624 eni_time_weights): New variables.
9625 (init_inline_once): Initialize them.
9626 (struct eni_data): Mew.
9627 (estimate_num_insns_1, estimate_num_insns): Use weights.
9628 * tree-inline.h (struct eni_weights_d): New.
9629 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
9630 (estimate_num_insns): Declaration changed.
9631 * cfgloop.h (tree_num_loop_insns): Declaration changed.
9632 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
9633 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
9635 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9637 * tree-data-ref.c (conflict_fn): Assert that the number of affine
9638 relations in the conflict function is valid.
9640 2007-01-27 Ian Lance Taylor <iant@google.com>
9642 * common.opt: Add fstrict-overflow.
9643 * opts.c (decode_options): Set flag_strict_overflow if -O2.
9644 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
9645 (TYPE_OVERFLOW_UNDEFINED): Define.
9646 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
9648 * tree.h (TYPE_TRAP_SIGNED): Don't define.
9649 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
9650 (fold_negate_expr): Likewise.
9651 (make_range): Likewise.
9652 (extract_muldiv_1): Likewise.
9653 (maybe_canonicalize_comparison): Likewise.
9654 (fold_comparison): Likewise.
9655 (fold_binary): Likewise.
9656 (tree_expr_nonnegative_p): Likewise.
9657 (tree_expr_nonzero_p): Likewise.
9658 * tree-vrp.c (compare_values): Likewise.
9659 (extract_range_from_binary_expr): Likewise.
9660 (extract_range_from_unary_expr): Likewise.
9661 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
9663 (nowrap_type_p): Likewise.
9664 * tree-scalar-evolution.c (simple_iv): Likewise.
9665 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
9666 (build_range_check): Likewise.
9667 (extract_muldiv_1): Likewise.
9668 (fold_comparison): Likewise.
9669 * tree-vrp.c (vrp_int_const_binop): Likewise.
9670 (extract_range_from_unary_expr): Likewise.
9671 * convert.c (convert_to_integer): Likewise.
9672 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
9673 (fold_comparison): Likewise.
9674 (fold_binary): Likewise.
9675 * optabs.c (optab_for_tree_code): Likewise.
9676 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
9677 * simplify-rtx.c (simplify_const_relational_operation): Check
9678 flag_strict_overflow and flag_trapv.
9679 (simplify_const_relational_operation): Likewise.
9680 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
9681 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
9684 2007-01-27 Roger Sayle <roger@eyesopen.com>
9686 * tree.c (tree_fold_gcd): Delete.
9687 * tree.h (tree_fold_gcd): Remove prototype.
9688 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
9689 test whether one constant integer is a multiple of another. Instead
9690 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
9691 * fold-const.c (multiple_of_p): We've determined both TOP and
9692 BOTTOM are integer constants so we can call int_const_binop directly
9693 instead of the more generic const_binop.
9695 2007-01-27 Roger Sayle <roger@eyesopen.com>
9697 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
9698 1*X check that the constant hasn't overflowed, to preserve the
9700 (round_up): Provide an efficient implementation when rouding-up an
9701 INTEGER_CST to a power-of-two.
9703 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9705 * doc/sourcebuild.texi: Add comma for clarity.
9706 * doc/extend.texi: Fix some typos.
9707 * doc/passes.texi: Likewise.
9708 * doc/cppinternals.texi: Likewise.
9709 * doc/c-tree.texi: Likewise.
9710 * doc/tree-ssa.texi: Likewise.
9711 * doc/install.texi: Likewise.
9713 2007-01-27 Jan Hubicka <jh@suse.cz>
9715 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
9716 (pass_sra): Do not require alias information.
9717 * passes.c (init_optimization_passes): Add SRA
9719 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
9721 * tracer.c (rest_of_handle_tracer): We already cleaned
9722 up the CFG in tracer() so don't do it here again.
9723 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
9724 cleanup_cfg here, either. And don't call renumber_insns.
9726 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
9727 and BB_HEAD are in the insn stream here. Instead make sure
9728 that BB_INSN is valid on all insns. Also, do check here that
9729 there are no pending branch predictions...
9730 (rtl_verify_flow_info): ...instead of doing it here. Checks
9731 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
9734 2007-01-26 Roger Sayle <roger@eyesopen.com>
9736 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
9737 function to simplify/factorize operand order canonicalization.
9738 (ix86_fixup_binary_operands): Reorganize using the above function.
9739 (ix86_binary_operator_ok): Likewise.
9741 2007-01-27 Jakub Jelinek <jakub@redhat.com>
9743 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
9744 file scope from optimize_attrs.
9745 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
9747 (optimize_attrs): Clear insn_code_values after freeing it.
9749 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9751 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
9752 a parts.base assignment.
9754 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9756 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
9757 (compute_subscript_distance, initialize_data_dependence_relation,
9758 finalize_ddr_dependent, analyze_ziv_subscript,
9759 analyze_siv_subscript_cst_affine,
9760 compute_overlap_steps_for_affine_univar,
9761 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9762 analyze_siv_subscript, analyze_miv_subscript,
9763 analyze_overlapping_iterations, subscript_dependence_tester_1,
9764 compute_self_dependence, free_dependence_relation): Work
9765 with affine_fn instead of chrecs.
9766 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
9767 common_affine_function, affine_function_base,
9768 affine_function_constant_p, affine_fn_op, affine_fn_plus,
9769 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
9770 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
9771 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
9772 (all_chrecs_equal_p): Removed.
9773 * tree-data-ref.h (affine_fn, conflict_function): New types.
9774 (struct subscript): Change type of conflicting_iterations_in_a
9775 and conflicting_iterations_in_b.
9777 2007-01-26 Steve Ellcey <sje@cup.hp.com>
9780 * config/pa/pa.h (TARGET_HPUX_11): New.
9781 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
9782 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
9784 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
9785 Richard Guenther <rguenther@suse.de>
9787 * tree-ssa-structalias.c (solve_graph): Handle case
9788 we merged the variable to another.
9790 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9792 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
9795 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
9796 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
9798 2007-01-25 DJ Delorie <dj@redhat.com>
9800 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
9801 allow changes to modes which don't fit in those registers.
9803 * reload1.c (choose_reload_regs): Check for invalid subregs before
9804 computing their locations, not after.
9806 2007-01-25 Geoffrey Keating <geoffk@apple.com>
9809 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
9810 save Altivec registers in an eh_return function.
9811 (compute_vrsave_mask): Likewise.
9812 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
9813 for saving Altivec registers.
9814 (rs6000_emit_prologue): Don't allocate stack twice in
9815 eh_return function. Correct expected value of altivec_save_offset
9816 when using save_world. Describe save of R0 to stack when using
9817 save_world. Describe stack pointer adjustment when using
9818 save_world. Remove duplicated eh_return parameter register saving.
9819 Update sp_offset variable after save_world.
9820 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
9822 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
9823 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
9826 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9828 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
9830 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9833 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
9834 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
9836 2007-01-25 Richard Guenther <rguenther@suse.de>
9838 * doc/invoke.texi (-Wcoverage-mismatch): Document.
9839 * common.opt (-Wcoverage-mismatch): New warning option.
9840 * coverage.c (get_coverage_counts): Ignore coverage mismatch
9841 if -Wcoverage-mismatch is given.
9843 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
9845 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
9846 (ipcp_driver): Change to static definition.
9847 Add dumping of the ifunctions.
9848 (constant_val_insert): Remove unused parameter. Support for SSA.
9849 (ipcp_propagate_const): Support for SSA.
9850 (ipcp_profile_bb_print): Print only analyzed nodes.
9851 (ipcp_replace_map_create): Remove support for Fortran constant
9853 * ipa-prop.c (ipa_method_modify_stmt,
9854 ipa_callsite_compute_param): Support for SSA.
9855 * ipa-prop.h (ipcp_driver): Remove declaration.
9856 (IS_VALID_TREE_MAP_INDEX): Add define.
9858 2007-01-24 Geoffrey Keating <geoffk@apple.com>
9860 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
9862 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9865 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
9866 constant argument to cabs and do it without checking for
9867 -funsafe-math-optimizations.
9869 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
9871 * c-common.h (RID_FIRST_CXX0X): New.
9872 (RID_LAST_CXX0X): New.
9873 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
9875 * c.opt (Wc++0x-compat): New.
9876 * doc/invoke.texi (-Wc++0x-compat): Document.
9878 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9880 * builtins.c (fold_builtin_carg): New.
9881 (fold_builtin_1): Use it.
9883 2007-01-24 Jan Hubicka <jh@suse.cz>
9885 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
9887 * ipa-inline.c (initial_insns, max_insns): Delete.
9888 (compute_max_insns): New function.
9889 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
9890 of insns as base for code growth.
9891 (cgraph_decide_inlining): Make initial_insns local; do not compute
9893 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
9894 * doc/invoke.texi (inline-unit-growth): Update docs.
9896 2007-01-24 Jakub Jelinek <jakub@redhat.com>
9898 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
9899 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
9900 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
9901 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
9902 for CPUs that have PTA_CX16 set.
9905 * gimplify.c (omp_check_private): New function.
9906 (gimplify_scan_omp_clauses): Use it for
9907 firstprivate/lastprivate/reduction.
9910 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
9911 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
9914 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
9915 If lower_lastprivate_clauses emits some statements, append them
9916 to dlist rather than body_p and to body_p append an initializer.
9917 (lower_omp_for): Adjust caller.
9919 2007-01-24 Steve Ellcey <sje@cup.hp.com>
9921 * target.h (globalize_decl_name): New.
9922 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9923 * output.h (default_globalize_decl_name): New.
9924 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
9926 (globalize_decl): Ditto.
9927 (default_globalize_decl_name): New.
9928 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
9929 (ia64_handle_version_id_attribute): New.
9930 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9931 (ia64_asm_output_external): Use globalize_decl_name instead
9933 * doc/extend.texi (version_id): New pragma.
9934 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
9936 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9938 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
9939 _uleb128_t and _Unwind_SWord with _sleb128_t.
9940 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
9941 uw_frame_state_for, uw_update_context_1): Likewise.
9942 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
9943 * unwind-pe.h (read_uleb128, read_sleb128,
9944 read_encoded_value_with_base): Likewise.
9945 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
9947 2007-01-24 Richard Guenther <rguenther@suse.de>
9949 * builtins.c (expand_builtin_cexpi): Get the fndecl
9950 for cexp in the correct way.
9952 2007-01-24 Jan Hubicka <jh@suse.cz>
9954 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
9956 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9958 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
9959 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
9960 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
9961 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
9962 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
9963 __SIZEOF_PTRDIFF_T__.
9964 * doc/cpp.texi: Documentation for the new builtin macros added.
9966 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
9968 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
9969 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
9970 instead of operands[2] to avoid access past the end of array.
9972 2007-01-24 Richard Sandiford <richard@codesourcery.com>
9974 * reload1.c (emit_reload_insns): Pass the reload register
9975 for a non-spill output reload through forget_old_reloads_1.
9977 2007-01-23 Joseph Myers <joseph@codesourcery.com>
9979 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9980 _SOFT_DOUBLE if doubles use software floating-point.
9981 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
9982 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9983 * config/rs6000/darwin-ldouble.c: Also compile functions for
9984 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
9985 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9986 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
9987 commented-out long double override.
9988 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
9989 * config/rs6000/eabispe.h: Likewise.
9990 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
9991 long double for non-SPE.
9992 (rs6000_handle_option): Likewise.
9993 (invalid_e500_subreg): Disallow more subregs involding DImode,
9994 DFmode, TImode or TFmode.
9995 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
9997 (legitimate_lo_sum_address_p): Also check for TFmode for E500
9999 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10000 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10002 (rs6000_legitimate_address): Also check for TFmode for E500
10004 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10005 (spe_build_register_parallel): Handle TFmode and TCmode.
10006 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10008 (function_arg): Handle TFmode and TCmode for E500 double.
10009 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10011 (print_operand): Handle TFmode and TImode for %y.
10012 (rs6000_generate_compare): Handle TFmode comparisons for E500
10014 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10015 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10016 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10017 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10018 TFmode for E500 double.
10019 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10020 (floatsidf2): Enable for E500 double.
10021 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10022 (extenddftf2): Change to extenddftf2_fprs.
10023 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10024 depending on TARGET_E500_DOUBLE.
10025 (extendsftf2): Enable for E500 double.
10026 (trunctfdf2): Enable for E500 double.
10027 (trunctfsf2): Change to trunctfsf2_fprs.
10028 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10029 depending on TARGET_E500_DOUBLE.
10030 (floatsitf2): Enable for E500 double.
10031 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10032 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10033 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10034 (negtf2): Change to negtf2_internal.
10035 (negtf2): New expander.
10036 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10037 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10038 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10039 (movdi_internal32): Use rs6000_nonimmediate_operand.
10040 (unnamed splitter): Likewise.
10041 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10042 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10043 (SPE64TF, DITI): New mode macros.
10044 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10047 (frob_<mode>_di_2): New.
10048 (frob_tf_di_8_2): New.
10049 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10051 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10053 (frob_ti_<mode>_8_2): New.
10054 (frob_ti_tf_2): New.
10055 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10056 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10058 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10059 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10060 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10061 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10062 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10063 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10066 2007-01-23 Ian Lance Taylor <iant@google.com>
10068 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10070 (OBJS-archive): Reformat, alphabetize.
10071 (OBJS): Change out_object_file to OBJS-md.
10073 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10075 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10076 JUMP_P and CALL_P predicates where applicable.
10077 * config/i386/i386.c: Ditto.
10078 * config/i386/i386.md: Ditto.
10079 * config/i386/mmx.md: Ditto.
10080 * config/i386/predicates.md: Ditto.
10082 2007-01-22 Andreas Schwab <schwab@suse.de>
10084 * config/m68k/m68k.h: Fix comment.
10086 2007-01-22 Jan Hubicka <jh@suse.cz>
10088 * passes.c (init_optimization_passes): Do not rerun
10089 pass_early_warn_uninitialized.
10091 2007-01-22 Richard Guenther <rguenther@suse.de>
10093 PR tree-optimization/30038
10094 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10096 (execute_cse_sincos_1): Likewise.
10097 (execute_cse_sincos): Likewise.
10098 (gate_cse_sincos): Likewise.
10099 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10100 the cexpi() canonicalization of sincos().
10101 * tree-pass.h (pass_cse_sincos): Declare.
10102 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10104 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10106 PR rtl-optimization/29329
10107 * combine.c (replaced_rhs_insn): Rename to i2mod.
10108 (replaced_rhs_value): Rename to i2mod_new_rhs.
10109 (i2mod_old_rhs): New global variable.
10110 (combine_instructions): Adjust for above change. Save a copy of
10111 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10112 note are substituted in the second instruction.
10113 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10114 ditch the note if it pertains to the second eliminated register
10115 and this register is mentioned in i2mod_old_rhs.
10118 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10120 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10121 the insn to which the note was originally attached.
10123 2007-01-21 Jan Hubicka <jh@suse.cz>
10125 * ipa-inline.c (inlining_mode): Comment, move up.
10126 (cgraph_decide_inlining_incrementally): Do not perform inlining
10127 itself; fix handling of flattening of self recursive functions.
10128 (cgraph_find_cycles): Remove.
10129 (cgraph_flatten_node): Remove.
10130 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10131 (try_inline): New function.
10132 (cgraph_early_inlining): Update call of
10133 cgraph_decide_inlining_incrementally. Apply inlining here.
10134 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10136 2007-01-21 Dirk Mueller <dmueller@suse.de>
10139 * tree-vrp.c (check_array_bounds): do not warn
10140 about ADDR_EXPR's of ARRAY_REF's which are immediately
10141 used in binary expressions.
10143 2007-01-21 Ira Rosen <irar@il.ibm.com>
10145 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10146 read_write_dep and macros for its access.
10147 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10148 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10149 argument, call vect_check_interleaving for every independent pair of
10150 data-refs. Mark loads that access the same memory location as a store
10152 (vect_check_dependences): Remove.
10153 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10154 call, fix the call to vect_analyze_data_ref_dependence.
10155 (vect_analyze_data_ref_access): For statements that access the same
10156 data-ref, check that they are not stores; for loads, check that there
10157 is no store that access the same location.
10159 2007-01-20 Roger Sayle <roger@eyesopen.com>
10160 Joseph Myers <joseph@codesourcery.com>
10162 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10163 (-fdump-rtl-stack): Likewise.
10164 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10165 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10166 (-mpt-fixed): Use @minus{} for minus sign.
10167 (Using Precompiled Headers): Fix under/overfull hbox.
10169 2007-01-20 Jan Hubicka <jh@suse.cz>
10171 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10172 place within annotation.
10174 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10176 * pa.c (output_move_double): Change array size of xoperands to 4.
10178 2007-01-20 Jan Hubicka <jh@suse.cz>
10180 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10183 2007-01-19 Ian Lance Taylor <iant@google.com>
10185 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10186 constant to unsigned HOST_WIDE_INT before negating.
10188 2007-01-19 Ian Lance Taylor <iant@google.com>
10190 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10192 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10193 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10194 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10195 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10196 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10197 (realloc_vdef, realloc_vuse): Change second parameter to
10199 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10200 fields to unsigned.
10201 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10202 unsigned. Change x and lim locals to unsigned.
10203 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10205 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10206 (copy_virtual_operands): Change i and n locals to unsigned.
10208 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10210 PR middle-end/29335
10211 * builtins.c (fold_builtin_1): Handle builtin fdim.
10213 2007-01-20 Jan Hubicka <jh@suse.cz>
10215 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10216 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10217 init_alias_heapvars.
10218 (init_alias_heapvars): Initialize only when not already initialized.
10219 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10221 2007-01-19 Roger Sayle <roger@eyesopen.com>
10223 * common.opt (fsigned-zeros): New command line option.
10224 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10225 of flag_unsafe_math_optimizations.
10226 * opts.c (set_fast_math_flags): The -ffast-math command line option
10227 implies -fno-signed-zeros.
10228 (fast_math_flags_set_p): Likewise.
10230 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10231 the documentation of -ffast-math appropriately. Wrap long lines.
10233 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10235 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10236 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10238 2007-01-19 Tomas Bily <tbily@suse.cz>
10240 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10242 (tree_init_ic_make_global_vars): New function
10243 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10244 (tree_gen_ic_profiler): New function
10245 (tree_gen_ic_func_profiler): New function
10246 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10247 (tree_profile_hooks): Added hook for indirec/virtual calls
10248 * value-prof.c (tree_find_values_to_profile): New case for
10250 (tree_values_to_profile): Call for determining indirect/virtual
10252 (tree_indirect_call_to_profile): New function
10253 (tree_ic_transform): New function
10254 (tree_ic): New function
10255 (find_func_by_pid): New function
10256 (init_pid_map): New function
10257 (tree_value_profile_transformations): Added check for
10258 indirect/virtual call transformation
10259 * value-prof.h (enum hist_type): New counter type for
10260 indirect/virtual calls
10261 (profile_hooks): Added new hook for profiling indirect/virtual
10263 * profile.c (instrument_values): New case for indirect/virtual
10265 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10266 (GCOV_COUNTER_V_INDIR): New counter type
10267 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10268 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10270 * cgraph.c: Definition of cgraph_max_pid
10271 (cgraph_create_node): Default init of pid attribute
10272 * cgraph.h: Declaration of cgraph_max_pid
10273 (struct cgraph_node): Added pid attribute
10274 * libgcov.c (__gcov_indirect_call_profiler): New function
10275 (__gcov_one_value_profiler_body): New function
10276 (__gcov_one_value_profiler): Body was moved to
10277 __gcov_one_value_profiler_body and calls it
10279 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
10281 * doc/gty.texi (Options): Document the mark_hook option to GTY.
10282 * gengtype.c (write_types_data, write_func_for_structure,
10283 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
10284 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
10285 (walk_type, write_func_for_structure): Generate the mark_hook if
10288 2007-01-19 Jan Hubicka <jh@suse.cz>
10290 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
10291 'early' argument take inlining mode argument specifying whether to
10292 inline for size/speeed or all functions; add support for flattening;
10294 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
10296 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10299 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
10300 the name of the declared identifier.
10302 2007-01-19 Dirk Mueller <dmueller@suse.de>
10304 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
10305 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
10306 duplicate evaluation.
10308 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10310 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
10311 Macroize expander using X87MODEF12 mode macro. Extend operand 1
10312 to XFMode, use acosxf2 and truncate result to requested mode.
10313 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10314 (asin<mode>2): Similarly, with asin expanders.
10315 (*fscalexf4_i387): Rename from *fscalexf4.
10316 (expNcorexf3): New expander.
10317 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
10318 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
10319 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
10320 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
10321 patterns for SSE math.
10322 (exp10<mode>2): Similarly, with exp10 expanders.
10323 (exp2<mode>2): Similarly, with exp2 expanders.
10324 (expm1<mode>2): Similarly, with expm1 expanders.
10325 (ldexp<mode>3): Similarly, with ldexp expanders.
10326 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
10327 Use gen_truncxf<mode>2_i387_noop to truncate result.
10329 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10331 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
10332 for ColdFire targets.
10334 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
10335 Richard Sandiford <richard@codesourcery.com>
10337 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
10338 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
10339 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
10340 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
10341 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10342 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10344 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10346 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
10347 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
10348 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
10349 (*adddi_dilshr32_cf): New pattern.
10350 (adddi3, subdi3): Remove first alternatives.
10352 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10354 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
10355 implemented using move.l, do not use its cc result for floating-point
10358 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10360 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
10361 from accepting 's' constraints if flag_pic.
10363 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10365 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
10366 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
10367 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
10368 condition from TARGET_68881 to TARGET_HARD_FLOAT.
10370 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
10372 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
10373 ColdFire alternatives.
10374 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
10375 * config/m68k/m68k.md (clzsi2): Define for ColdFire
10376 architectures that support ff1 instruction.
10378 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10379 Julian Brown <julian@codesourcery.com>
10381 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
10382 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
10383 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
10386 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10388 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
10390 (output_move_const_into_data_reg, output_move_simode_const): Delete.
10391 * config/m68k/m68k.c (const_method, const_int_cost): Take a
10392 HOST_WIDE_INT instead of an rtx.
10393 (m68k_rtx_costs): Update call accordingly.
10394 (output_move_const_into_data_reg): Likewise. Fix formatting.
10395 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
10397 (output_move_simode_const): Update calls after above changes.
10398 Rework to use automatic variables and predicates like MEM_P.
10399 * config/m68k/m68k.md (pushexthisi_const): Update call to
10402 2007-01-19 Dirk Mueller <dmueller@suse.de>
10404 * tree-ssa-alias.c (perform_var_substitution): Fix typo
10405 in dump_flags test.
10407 2007-01-19 Richard Guenther <rguenther@suse.de>
10409 * builtins.c (expand_builtin_cexpi): Fall back to expanding
10410 via cexp in case sincos is not available.
10412 2007-01-19 Richard Guenther <rguenther@suse.de>
10414 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
10415 * defaults.h (TARGET_HAS_SINCOS): Default to off.
10416 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
10417 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
10418 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
10419 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
10420 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
10421 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
10423 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10425 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
10427 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
10428 (atan2xf3): Directly generate RTL pattern.
10429 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
10430 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10431 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10432 disable patterns for SSE math.
10433 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
10434 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10435 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10436 disable patterns for SSE math.
10438 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
10440 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
10442 2007-01-18 Roger Sayle <roger@eyesopen.com>
10444 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
10445 VIEW_CONVERT_EXPR to the same type as it's operand.
10447 2007-01-18 David Edelsohn <edelsohn@gnu.org>
10449 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
10450 configured for long double 128.
10452 2007-01-18 Mike Stump <mrs@apple.com>
10454 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
10457 2007-01-18 Michael Meissner <michael.meissner@amd.com>
10459 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
10462 2007-01-18 Jan Hubicka <jh@suse.cz>
10464 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
10465 greater than NUM_VOP_FREE_BUCKETS.
10467 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
10469 * tree-ssa-structalias.c: Update comments.
10470 (ptabitmap_obstack): Removed.
10471 (pta_obstack): New.
10472 (oldpta_obstack): Ditto.
10473 (stats): Add a few members.
10474 (struct variable_info): Remove node, complex, address_taken, and
10475 indirect_target members. Add oldsolution member.
10476 (new_var_info): Do not initialize removed members.
10477 (constraint_expr_type): Remove INCLUDES.
10478 (constraint_graph): Add size, implicit_preds, rep,
10479 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
10480 (FIRST_REF_NODE): New macro.
10481 (LAST_REF_NODE): Ditto.
10482 (FIRST_ADDR_NODE): Ditto.
10483 (find): New function.
10485 (dump_constraint): Do not handle INCLUDES.
10486 (insert_into_complex): Do not insert duplicate constraints.
10487 (condense_varmap_nodes): Renamed and rewritten into ...
10488 (merge_node_constraints): This. Also fix bug in handling of
10489 offseted copy constraints.
10490 (clear_edges_for_node): No longer need to deal with preds at all,
10491 or removing associated preds/succs.
10492 (merge_graph_nodes): Deal with indirect_cycles.
10493 Don't deal with predecessors.
10494 (add_implicit_graph_edge): New function.
10495 (add_pred_graph_edge): Ditto.
10496 (add_graph_edge): Don't deal with predecessors.
10497 (build_constraint_graph): Removed.
10498 (build_pred_graph): New function.
10499 (build_succ_graph): Ditto.
10500 (struct scc_info): Removed in_component. Added roots, dfs, and
10501 node_mapping. Remove visited_index, unification_queue.
10502 (scc_visit): Deal with union-find we do now.
10503 Deal with cycles with REF nodes.
10504 (collapse_nodes): Renamed and rewritten to ...
10505 (unify_nodes): This.
10506 (process_unification_queue): Removed.
10507 (topo_visit): Cleanup
10508 (do_da_constraint): Use find.
10509 (do_sd_constraint): Ditto.
10510 (do_ds_constraint): Ditto.
10511 (do_complex_constraint): Ditto.
10512 (init_scc_info): Update for removed and added members.
10513 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
10514 (find_indirect_cycles): This.
10515 (equivalence_class): New variable.
10516 (label_visit): New function.
10517 (perform_variable_substitution): Rewritten.
10518 (free_var_substitution_info): New function.
10519 (find_equivalent_node): Ditto.
10520 (move_complex_constraints): Ditto.
10521 (eliminate_indirect_cycles): Ditto.
10522 (solve_graph): Only propagate changed bits.
10523 Use indirect cycle elimination.
10525 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
10526 (tree_id_eq): Renamed to ...
10527 (tree_vi_eq): This. Update for member change
10528 (insert_id_for_tree): Renamed and rewritten to ...
10529 (insert_vi_for_tree): This.
10530 (lookup_id_for_tree): Renamed and rewritten to ...
10531 (lookup_vi_for_tree): This.
10532 (get_id_for_tree): Renamed and rewritten to ...
10533 (get_vi_for_tree): Ditto.
10534 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
10535 (process_constraint): Don't handle INCLUDES.
10536 Remove special ADDRESSOF case.
10537 (find_func_aliases): Rewrite to use vi functions instead of id
10539 (create_function_info_for): Ditto.
10540 (create_variable_info_for): Ditto.
10541 (intra_create_variable_infos): Ditto.
10542 (merge_smts_into): Ditto.
10543 (find_what_p_points_to): Ditto.
10544 (init_base_vars): Ditto.
10545 (init_alias_vars): Ditto.
10546 (remove_preds_and_fake_succs): New function.
10547 (dump_sa_points_to_info): Dump new stats.
10548 (dump_solution_for_var): Use find.
10549 (set_used_smts): Fix formatting.
10550 (compute_points_to_sets): Updated for new functions.
10551 (ipa_pta_execute): Ditto.
10553 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10554 Richard Sandiford <richard@codesourcery.com>
10556 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
10558 * calls.c (expand_call): If the return value is a PARALLEL,
10559 extract its first member.
10560 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
10561 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10562 use FUNCTION_EXTRA_EPILOGUE.
10563 (m68k_function_value): Return a PARALLEL if the return value
10564 is of a pointer type.
10565 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
10566 (FUNCTION_EXTRA_EPILOGUE): Remove.
10567 * config/m68k/m68k.md (D0_REG): New constant.
10569 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10571 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10572 output a NOP for empty epilogues.
10574 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10576 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
10577 before function. Extend register save check to include all
10578 registers, not just integer ones.
10580 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10582 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
10583 (m68k_use_return_insn): ...this.
10584 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
10585 * config/m68k/m68k.c (use_return_insn): Rename to...
10586 (m68k_use_return_insn): ...this.
10587 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
10588 of USE_RETURN_INSN.
10590 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10592 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
10593 nearest even, fix denormal rounding overflow.
10595 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10597 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
10598 f%$smove and f%$move.
10599 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
10600 (extendsfdf2_cf): Use fdmove instead of f%&move.
10601 (truncdfsf2_cf): Use fsmove instead of f%$smove.
10602 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
10604 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10606 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
10609 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10611 * real.h (real_format): Add a canonical_nan_lsbs_set field.
10612 (coldfire_single_format): Declare.
10613 (coldfire_double_format): Likewise.
10614 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
10615 of qnan_msb_set to determine the lower bits of a canonical
10617 (encode_ieee_double): Likewise.
10618 (encode_ieee_quad): Likewise.
10619 (ieee_single_format): Initialize canonical_nan_lsbs_set.
10620 (mips_single_format): Likewise.
10621 (ieee_double_format): Likewise.
10622 (mips_double_format): Likewise.
10623 (ieee_extended_motorola_format): Likewise.
10624 (ieee_extended_intel_96_format): Likewise.
10625 (ieee_extended_intel_128_format): Likewise.
10626 (ieee_extended_intel_96_round_53_format): Likewise.
10627 (ibm_extended_format): Likewise.
10628 (mips_extended_format): Likewise.
10629 (ieee_quad_format): Likewise.
10630 (mips_quad_format): Likewise.
10631 (vax_f_format): Likewise.
10632 (vax_d_format): Likewise.
10633 (vax_g_format): Likewise.
10634 (i370_single_format): Likewise.
10635 (i370_double_format): Likewise.
10636 (decimal_single_format): Likewise.
10637 (decimal_double_format): Likewise.
10638 (decimal_quad_format): Likewise.
10639 (c4x_single_format): Likewise.
10640 (c4x_extended_format): Likewise.
10641 (real_internal_format): Likewise.
10642 (coldfire_single_format): New real_format.
10643 (coldfire_double_format): Likewise.
10644 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
10645 canonical_nan_lsbs_set.
10646 (pdp11_d_format): Likewise.
10647 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
10648 if TARGET_COLDFIRE_CPU.
10650 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10652 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
10653 (output_call, m68k_legitimize_call_address): Declare.
10654 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
10655 parenthesees. Add support for a 'W' constraint.
10656 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
10657 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
10658 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
10659 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
10661 (override_options): Initialize them. Do not set flag_no_function_cse
10662 for TARGET_ID_SHARED_LIBRARY.
10663 (m68k_output_pic_call): Delete.
10664 (m68k_legitimize_call_address): New function.
10665 (print_operand): Remove the %o prefix. Handle the %p prefix.
10666 (output_call): New function.
10667 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
10668 target address from the GOT if symbolic jumps are not allowed.
10669 * config/m68k/m68k.md (call, general_operand): Do not set
10670 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
10671 Merge separate flag_pic and !flag_pic define_insns into...
10672 (*call, *call_value): ...these new patterns. Match the address
10673 rather than the containing MEM and require it to be a call_operand.
10674 Use output_call to generate the asm template.
10675 * config/m68k/predicates.md (const_call_operand): New predicate.
10676 (call_operand): Likewise.
10678 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10680 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
10681 (STACK_GROWS_DOWNWARD): Define to 1.
10682 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
10683 comments, emphasizing that these values are only defaults.
10684 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
10685 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
10687 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10689 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
10691 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10692 Richard Sandiford <richard@codesourcery.com>
10694 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
10695 (FP_REGNO_P): New macros.
10696 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
10697 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
10698 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
10699 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
10701 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10703 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10704 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
10706 * config/m68k/t-floatlib: New file, extracting common code from...
10707 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
10708 * config/m68k/t-uclinux: Here.
10709 * config/m68k/fpgnulib.c: Do not compile extendeed precision
10710 routines on ColdFire targets.
10712 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10714 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10715 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
10716 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
10717 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
10718 explicitly set MOTOROLA to 1.
10719 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
10721 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10722 Nathan Sidwell <nathan@codesourcery.com>
10724 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
10725 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
10726 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
10727 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
10728 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
10729 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
10730 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
10731 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
10732 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
10733 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10734 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
10735 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
10736 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
10737 (DBX_REGISTER_NUMBER): Delete.
10738 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
10739 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10740 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
10742 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10744 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
10745 * config/flat.h: New file.
10746 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
10747 OBJECT_FORMAT_FLAT.
10748 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
10749 indirect references for -msep-data or -mid-shared-library.
10750 Do not use PC-relative code addresses either.
10751 * config/m68k/m68k.c (override_options): Restrict -fPIC error
10753 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
10754 for shared libraries and crt1.o for executables. Use crti.o and
10756 (ENDFILE_SPEC): Use crtend.o and crtn.o.
10757 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
10758 Do not add -elf2flt or -shared-lib-id options here.
10759 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
10760 Pass -shared-lib-id if -mid-shared-library, taking the library
10761 identifier from -mshared-library-id if given, otherwise
10763 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
10764 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
10765 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
10766 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
10767 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
10768 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
10770 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
10771 jump sequence for ISA A and ISA A+.
10772 (PICJUMP): Likewise.
10774 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10776 * config.gcc (m68k-*-uclinux*): Base the port on the common
10777 and m68k GNU/Linux files rather than on the generic ELF ones.
10778 * config/m68k/uclinux.h (TARGET_VERSION): Override.
10779 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10781 2007-01-18 Julian Brown <julian@codesourcery.com>
10782 Richard Sandiford <richard@codesourcery.com>
10784 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
10785 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10786 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
10788 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
10789 80 unconditionally.
10790 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10792 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10794 * doc/install.texi: Document m68k-uclinuxoldabi.
10795 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
10796 * config/m68k/uclinux-oldabi.h: New file, copied from
10797 config/m68k/uclinux.h.
10799 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
10801 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
10802 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
10803 (m32r_compute_frame_size): Use unsigned for regno.
10804 (m32r_reload_lr): Use gen_frame_mem.
10806 (m32r_output_function_epilogue): Don't output the function epilogue
10808 (m32r_expand_epilogue): New.
10809 (direct_return): Return false if the function has the interrupt
10811 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
10812 * config/m32r/m32r.md (epilogue): New expander.
10813 (return_lr, return_rte): New insns.
10814 (return): Make it expander.
10815 (return_normal): New expander.
10817 2007-01-18 Josh Conner <jconner@apple.com>
10820 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
10821 support for UNLE, UNLT, UNGE, and UNGT.
10823 2007-01-18 Jan Hubicka <jh@suse.cz>
10825 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
10826 * tree-tailcall (add_virtual_phis): Likewise.
10827 (optimize_tail_call): Return TODOs.
10828 (execute_tail_calls): Return TODOs.
10829 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
10830 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
10832 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10833 Cleanup cfg using TODO.
10834 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
10835 * passes.c (execute_function_todo): When cleanup did something, remove
10837 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
10838 (make_edges): Don't cleanup_cfg.
10840 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
10842 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
10843 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
10844 operate on the top of stack.
10845 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
10846 register handling of instructions that output to the second
10848 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
10849 (move_for_stack_reg): Special-case check for dead destination
10850 stack slot for constant load of 1.0 inside UNSPEC_TAN.
10852 * config/i386/i386.md (UNSPEC_TAN): New constant.
10853 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
10854 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
10855 to correctly model move of constant 1.0 to top stack slot.
10856 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
10857 (unnamed peephole2 pattern): Remove corresponding peephole2
10858 pattern that optimizes tan insn and loading of constant 1.0.
10859 (tanxf2): Use fptanxf4_i387.
10860 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
10861 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
10862 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10863 disable patterns for SSE math.
10864 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
10865 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
10867 2007-01-18 Dirk Mueller <dmueller@suse.de>
10868 Richard Guenther <rguenther@suse.de>
10871 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
10872 * common.opt (Warray-bounds): Add new warning option.
10873 * c-opts.c (c_common_handle_option): Define -Warray-bounds
10875 * Makefile.in: make tree-vrp.o depend on toplev.h
10876 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
10878 (check_array_refs, check_array_bounds, check_array_ref): New.
10880 2007-01-18 Jan Hubicka <jh@suse.cz>
10882 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
10883 (execute_ssa_ccp): Return flags conditionally.
10884 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
10886 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
10888 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
10890 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
10891 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
10893 * Makefile.c (GTFILES): Add cfglayout.h.
10894 * gengtype.c (open_base_files): Likewise.
10895 * cfglayout.c (cfg_layout_function_footer,
10896 cfg_layout_function_header) Reindent to make gengtype happy.
10897 * cfglayout.h (cfg_layout_function_footer,
10898 cfg_layout_function_header): Add GTY(()) marker.
10900 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
10902 2007-01-18 Ben Elliston <bje@au.ibm.com>
10904 * genautomata.c (write_automata): Include xstrerror output in the
10905 error message if writing the DFA description file fails.
10907 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
10909 * config/mips/mips-protos.h (mips_output_external): Make it
10911 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
10912 * config/mips/mips.c (irix_output_external_libcall): Likewise.
10913 (extern_list): Likewise.
10914 (extern_head): Likewise.
10915 (TARGET_ASM_FILE_END): Likewise.
10916 (mips_file_end): Likewise.
10917 (mips_output_external): Rewritten.
10919 2007-01-18 Ben Elliston <bje@au.ibm.com>
10921 * genpreds.c (write_insn_preds_c): Only write out the function
10922 body for regclass_for_constraint if we have register constraints.
10924 2007-01-17 Tom Tromey <tromey@redhat.com>
10926 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
10927 * doc/install.texi (Testing): Use sourceware.org.
10928 (Binaries): Likewise.
10929 (Specific): Likewise.
10930 * doc/contrib.texi (Contributors): Use sourceware.org.
10932 2007-01-17 Anatoly Sokolov <aesok@post.ru>
10934 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
10935 (AVR_ENHANCED): Rename to ...
10936 (AVR_HAVE_MUL): ... new.
10937 (avr_enhanced_p): Rename to ...
10938 (avr_have_mul_p): ... new.
10939 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
10940 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
10941 * config/avr/avr.c (avr_enhanced_p): Rename to ...
10942 (avr_have_mul_p): ... new.
10943 (base_arch_s): Rename 'enhanced' to 'have_mul'.
10944 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
10945 'avr_enhanced_p' and 'enhanced'.
10946 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
10947 AVR_HAVE_MUL instead of AVR_ENHANCED.
10948 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10949 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
10950 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
10951 instead of AVR_ENHANCED.
10952 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10953 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
10954 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
10956 2007-01-17 Ian Lance Taylor <iant@google.com>
10958 * vec.h (VEC_reserve_exact): Define.
10959 (vec_gc_p_reserve_exact): Declare.
10960 (vec_gc_o_reserve_exact): Declare.
10961 (vec_heap_p_reserve_exact): Declare.
10962 (vec_heap_o_reserve_exact): Declare.
10963 (VEC_OP (T,A,reserve_exact)): New static inline function, three
10965 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
10966 negative parameter.
10967 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
10968 (VEC_OP (T,A,copy)) [all versions]: Likewise.
10969 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
10970 * vec.c (calculate_allocation): Add exact parameter. Change all
10972 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
10973 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
10974 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
10975 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
10976 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
10977 (vec_heap_p_reserve_exact): New function.
10978 (vec_heap_o_reserve_exact): New function.
10980 2007-01-17 Jan Hubicka <jh@suse.cz>
10982 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
10984 2007-01-17 Eric Christopher <echristo@apple.com>
10986 * config.gcc: Support core2 processor.
10988 2007-01-16 Jan Hubicka <jh@suse.cz>
10990 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
10991 the names, just unlink the chain so we don't crash on dangling pointers
10994 2007-01-16 Jan Hubicka <jh@suse.cz>
10996 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
10997 * tree-pass.h: Reorder to make IPA passes appear toegher.
10998 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
10999 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11000 parameters, do not call early inliner.
11001 * ipa-inline.c: Update comments. Include tree-flow.h
11002 (cgraph_decide_inlining): Do not compute inlining parameters.
11003 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11004 be called with function context set up.
11005 (pass_ipa_inline): Remove unreachable functions before pass.
11006 (cgraph_early_inlining): Simplify assuming to be called from the
11008 (pass_early_inline): New pass.
11009 (cgraph_gate_ipa_early_inlining): New gate.
11010 (pass_ipa_early_inline): Turn into simple wrapper.
11011 (compute_inline_parameters): New function.
11012 (gate_inline_passes): New gate.
11013 (pass_inline_parameters): New pass.
11014 (apply_inline): Move here from tree-optimize.c
11015 (pass_apply_inline): New pass.
11016 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11018 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11019 doing them by hand.
11020 (tree_function_versioning): Do not allocate dummy struct function.
11021 * tree-inline.h (optimize_inline_calls): Update prototype.
11022 * tree-optimize.c (execute_fixup_cfg): Export.
11023 (pass_fixup_cfg): Remove
11024 (tree_rest_of_compilation): Do not apply inlines.
11025 * tree-flow.h (execute_fixup_cfg): Declare.
11026 * Makefile.in (gt-passes.c): New.
11027 * passes.c: Include gt-passes.h
11028 (init_optimization_passes): New passes.
11029 (nnodes, order): New static vars.
11030 (do_per_function_toporder): New function.
11031 (execute_one_pass): Dump current pass here.
11032 (execute_ipa_pass_list): Don't dump current pass here.
11034 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11036 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11037 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11039 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11041 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11042 (strong_alias): Define.
11043 (__gcc_qmul): Provide non-FMA for soft-float.
11044 (__gcc_qdiv): Same.
11049 (__gcc_qunord): New.
11059 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11060 soft-float functions.
11061 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11062 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11063 about long double soft float.
11065 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11066 Tehila Meyzels <tehila@il.ibm.com>
11068 * tree-vectorizer.h (is_pattern_stmt_p): New.
11069 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11070 formatting (tabs instead of spaces). Cleanup and clarify setting
11071 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11072 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11073 (vectorizable_type_demotion): Check that types are integral.
11074 (vectorizable_type_promotion): Likewise.
11075 (vectorizable_store): Fix typo. Eliminate new-line at end of
11078 2007-01-16 Jan Hubicka <jh@suse.cz>
11080 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11083 2007-01-15 Eric Christopher <echristo@apple.com>
11085 * ifcvt.c: Include vec.h, vecprim.h.
11086 (check_cond_move_block): New argument regs.
11087 Reorganize. Add registers used to regs.
11088 (cond_move_process_if_block): Use regs set above as
11091 2007-01-15 Eric Christopher <echristo@apple.com>
11093 * config/darwin.h: Update copyright.
11094 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11095 (LINK_COMMAND_SPEC): Add -u.
11096 (LINK_SPEC): Fix umbrella for above.
11098 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11100 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11103 2007-01-15 Tom Tromey <tromey@redhat.com>
11105 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11106 * doc/install.texi (Testing): Don't mention jacks.
11107 (Configuration): Document --enable-java-maintainer-mode. Move
11108 --with-java-home to libgcj-specific section. Document
11110 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11112 2007-01-15 Jan Hubicka <jh@suse.cz>
11114 * tree-ssa-dce.c (DCE_TODOs): New.
11115 (propagate_necessity): Return if something changed.
11116 (eliminate_unnecessary_stmts): Likewise.
11117 (perform_tree_ssa_dce): Return TODO flags when needed.
11118 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11120 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11122 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11123 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11124 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11125 patterns using X87MODEF12 mode macro. Extend operand 1
11126 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11127 (log10<mode>2): Ditto.
11128 (log2<mode>2): Ditto.
11129 (log1p<mode>2): Ditto.
11130 (logb<mode>2): Ditto.
11131 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11132 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11133 (*fxtractxf3_i387): Rename from *fxtractxf3.
11134 (fxtract_extend<mode>xf3_i387): New insn pattern.
11135 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11136 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11137 and gen_fyl2xxf3_i387().
11139 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11141 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11142 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11143 get_loop_exit_edges. Changed return type to bool.
11144 * cfgloop.h (fix_loop_placement): Declaration removed.
11146 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11148 * param.h (MIN_VECT_LOOP_BOUND): New.
11149 * params.def (MIN_VECT_LOOP_BOUND): New.
11150 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11151 argument - minimum threshold for number of iterations.
11152 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11153 argument to declaration.
11154 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11155 MIN_VECT_LOOP_BOUND.
11156 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11157 slpeel_tree_peel_loop_to_edge with additional argument.
11158 (vect_do_peeling_for_alignment): Likewise.
11159 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11161 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11164 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11165 operands of size 1.
11167 2007-01-14 Jan Hubicka <jh@suse.cz>
11169 * tree-dfa.c (remove_referenced_var): New function.
11170 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11171 prune referenced vars list too.
11172 * tree-flow.h (remove_referenced_var): Declare.
11174 2007-01-14 Jan Hubicka <jh@suse.cz>
11176 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11178 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11179 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11180 * except.h (verify_eh_throw_table_statements): Kill prototype.
11181 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11182 into call exrepssions.
11183 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11185 * tree-cfg.c: Include pointer-set.h.
11186 (verify_node_sharing): Work on pointer set.
11187 (verify_eh_throw_stmt_node): New.
11188 (verify_stmts): Use pointers sets, verify throw_stmt.
11190 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11192 * ipa-reference.c (analyze_function): Consider also addresses taken
11195 2007-01-12 Roger Sayle <roger@eyesopen.com>
11197 * c-typeck.c (null_pointer_constant_p): Replace use of
11198 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11199 (build_c_cast): Likewise.
11201 2007-01-12 Roger Sayle <roger@eyesopen.com>
11203 * tree.h (force_fit_type_double): Remove unused final argument.
11204 * c-common.c (constant_expression_warning): Replace use of
11205 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11206 (convert_and_check): Likewise.
11207 (shorten_compare): Update call to force_fit_type_double.
11208 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11209 * convert.c (convert_to_pointer): Update call to
11210 force_fit_type_double.
11211 * fold-const.c (force_fit_type_double): Remove overflowed_const
11213 (int_const_binop, fold_convert_const_int_from_int,
11214 fold_convert_const_int_from_real, fold_div_compare,
11215 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11216 fold_abs_const, fold_not_const): Remove the final argument from
11217 calls to force_fit_type_double.
11219 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11221 * configure.ac: Set insn to "nop" for spu-*-* also.
11222 * configure: Regenerate.
11224 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11226 * builtins.def : Add BUILT_IN_FREE.
11228 2007-01-12 Jan Hubicka <jh@suse.cz>
11230 PR tree-optimization/30443
11231 * tree-inline.c (tree_function_versioning): Do not optimize when
11232 cloning for inlining.
11234 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11236 * doc/loop.texi: Document recording of loop exits.
11237 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11238 (update_single_exits_after_duplication,
11239 update_single_exit_for_duplicated_loop,
11240 update_single_exit_for_duplicated_loops): Removed.
11241 (duplicate_loop_to_header_edge): Do not call
11242 update_single_exits_after_duplication and
11243 update_single_exit_for_duplicated_loops.
11244 (loop_version): Do not update single_exit information.
11245 (fix_loop_structure): Use record_loop_exits instead of
11246 mark_single_exit_loops.
11247 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11248 the lists of loop exits.
11249 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11250 split_edge, merge_blocks): Update the lists of loop exits.
11251 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11252 loop_optimizer_init.
11253 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11254 of mark_single_exit_loops.
11255 (loop_optimizer_finalize): Call release_recorded_exits.
11256 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11257 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11258 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11259 update single exit information.
11260 * lambda-code.c (perfect_nestify): Ditto.
11261 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11262 (mark_single_exit_loops): Removed.
11263 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11264 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11265 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11267 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11268 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11269 (verify_loop_structure): Verify consistency of the exit lists.
11270 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11271 (set_single_exit): Removed.
11272 * cfgloop.h (struct loop_exit): New function.
11273 (struct loop): single_exit_ field replaced by exits field.
11274 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
11275 (struct loops): Added exits hash.
11276 (mark_single_exit_loops, set_single_exit): Declaration removed.
11277 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
11279 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11281 * doc/invoke.texi: Avoid use of @headitem.
11283 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11285 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
11287 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11289 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
11292 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11293 Richard Sandiford <richard@codesourcery.com>
11295 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
11296 * config/m68k/m68k.opt: Resort options.
11297 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
11299 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11300 Richard Sandiford <richard@codesourcery.com>
11302 * doc/invoke.texi: Document the macros that are defined by
11303 m68k's -mtune and -mhard-float options.
11304 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
11305 (m68k_cpp_cpu_family): Likewise.
11306 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
11307 of __ucfv*__ macros. Define __mcffpu__ if generating code for
11308 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
11309 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
11310 (m68k_cpp_cpu_family): Likewise.
11312 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11314 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
11315 macros besides mc68000 as tuning macros. Use a switch statement
11316 to set them and mcpu32.
11318 2007-01-12 Julian Brown <julian@codesourcery.com>
11320 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
11321 (TARGET_68040_ONLY): Rename to...
11322 (TARGET_68040): ...this.
11323 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
11324 * config/m68k/m68k.md: Likewise.
11326 2007-01-12 Julian Brown <julian@codesourcery.com>
11327 Nathan Sidwell <nathan@codesourcery.com>
11328 Richard Sandiford <richard@codesourcery.com>
11330 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
11331 the -mcpu= argument associated with the --with-cpu setting.
11332 Define M68K_DEFAULT_TUNE to the default -mtune= option,
11333 if different from the one implied by the -mcpu setting.
11334 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
11335 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
11336 * doc/invoke.texi: Mention ColdFire in the introduction to the
11337 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
11338 -mno-div and -mhard-float options. Make -m68881 a synonym for
11339 -mhard-float. Document the previously-undocumented -m5206e,
11340 -m528x, -m5307 and -m5407 options. Tweak the existing option
11341 documentation for consistency.
11342 * doc/install.texi: Mention new --with-cpu arguments.
11343 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
11344 default CPU if neither -mcpu nor -march are specified.
11345 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
11346 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
11347 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
11348 using m68k_tune to decide between families that implement the
11349 same ISA. Use m68k_tune to set __mcfv4e__.
11350 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
11351 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
11352 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
11353 (FL_ISA_C, FL_ISA_MMU): New macros.
11354 (MASK_COLDFIRE): Delete.
11355 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
11356 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
11357 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
11358 (TARGET_HARD_FLOAT): Do not define here.
11359 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
11360 (TUNE_68000): New macro.
11361 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
11362 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
11363 (TUNE_CFV2): Redefine in terms of m68k_tune.
11364 (uarch_type, target_device, fpu_type): New enums.
11365 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
11366 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
11367 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
11368 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
11369 (FL_FOR_isa_c): New macros.
11370 (m68k_isa): New enum.
11371 (m68k_target_selection): New structure.
11372 (all_devices, all_isas, all_microarchs): New tables.
11373 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
11374 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
11375 (MASK_ALL_CPU_BITS): Delete.
11376 (m68k_find_selection): New function.
11377 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
11378 Map the legacy target options to a combination of the new ones.
11379 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
11380 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
11381 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
11383 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
11384 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
11386 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
11387 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
11388 * config/m68k/m68k-devices.def: New file.
11390 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11391 Nathan Sidwell <nathan@codesourcery.com>
11393 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
11394 (SUBTARGET_EXTRA_SPECS): New macros.
11395 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
11396 use %(asm_cpu_spec) instead.
11397 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
11398 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
11399 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
11400 (EXTRA_SPECS): Rename to...
11401 (SUBTARGET_EXTRA_SPECS): ...this.
11403 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11404 Richard Sandiford <richard@codesourcery.com>
11405 Julian Brown <julian@codesourcery.com>
11407 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11408 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
11409 to the configuration's default CPU.
11410 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
11411 Remove default masks.
11412 (m680[012]0-*-*): Set the default with_cpu to the first part of
11414 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
11415 (m68k*-*-linux): Extend the --with-cpu handling to...
11416 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
11417 and m68010. Don't set target_cpu_default2.
11418 * doc/install.texi: Document --with-cpu for m68k.
11419 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
11420 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
11421 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
11422 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
11423 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
11424 (ASM_SPEC): Remove use of %(asm_cpu_default).
11425 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
11426 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
11427 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
11428 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
11429 __HAVE_FPU__ if TARGET_HARD_FLOAT.
11430 (TARGET_DEFAULT): Delete.
11431 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
11432 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
11433 (CPP_CPU_SPEC): Delete.
11434 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
11435 the appropriate string.
11436 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
11437 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
11438 (ASM_SPEC): Don't use %(asm_default_spec).
11439 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
11440 TARGET_DEFAULT and add MASK_68881.
11441 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
11443 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11445 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
11446 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
11447 MASK_68010 alongside MASK_68020.
11448 * doc/invoke.texi: Document -m68010.
11449 * config/m68k/m68k.opt (m68010): New.
11450 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
11452 (TUNE_68010): New macro.
11453 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
11454 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
11455 (M68K_CPU_m68332): Add MASK_68010.
11456 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
11457 fallback definition.
11458 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
11460 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
11461 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
11462 to all entries that use MASK_68020.
11463 (output_move_simode_const, output_move_himode, output_move_qimode)
11464 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
11465 instead of TARGET_68020 to select clr behavior. Remove comment
11466 about there being no TARGET_68010.
11467 * config/m68k/m68k.md: Likewise throughout.
11469 2007-01-12 Julian Brown <julian@codesourcery.com>
11471 * config/m68k/m68k.h (TARGET_ISAB): New macro.
11472 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
11473 * config/m68k/m68k.md: Likewise.
11475 2007-01-12 Julian Brown <julian@codesourcery.com>
11477 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
11478 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
11480 2007-01-12 Julian Brown <julian@codesourcery.com>
11482 * config/m68k/m68k.h (TUNE_68040_60): New macro.
11483 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
11484 * config/m68k/m68k.md: Likewise.
11486 2007-01-12 Julian Brown <julian@codesourcery.com>
11487 Richard Sandiford <richard@codesourcery.com>
11489 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
11490 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
11491 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
11493 (TARGET_CPU32): Rename to...
11494 (TUNE_CPU32): ...this.
11495 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
11496 (TUNE_CFV2): New macros.
11497 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
11498 remove conditions that are implied by TARGET_68020.
11499 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
11500 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
11501 (m68k_output_function_epilogue): Likewise.
11502 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
11503 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
11504 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
11505 non-68000 timings. Refactor multiplication and division costs.
11506 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
11507 TUNE_CPU32 instead of TARGET_CPU32.
11508 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
11509 and TUNE_68060 instead of TARGET_68060.
11510 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
11511 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
11513 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
11514 && !TARGET_COLDFIRE" to choose between moveq and clr.
11515 Likewise in the unnamed movsf pattern.
11516 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
11517 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
11520 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11522 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
11523 of tabbing before backslashes.
11525 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11527 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
11528 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
11529 (ASM_OUTPUT_INTERNAL_LABEL): Define.
11531 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11533 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
11534 find_interesting_uses_cond.
11535 (find_interesting_uses_cond): Use extract_cond_operands.
11536 (rewrite_use_compare): Use extract_cond_operands and
11537 force_gimple_operand_bsi. Do not call update_stmt.
11538 (determine_use_iv_cost_condition): Use extract_cond_operands.
11539 Return cheaper of using original bound and changing the exit bound.
11541 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11543 PR tree-optimization/29516
11544 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
11545 most_expensive_mult_to_index, addr_to_parts,
11546 create_mem_ref, maybe_fold_tmr): Make the type of
11547 fields of TARGET_MEM_REF sizetype.
11548 (move_fixed_address_to_symbol, move_pointer_to_base):
11550 * tree.def (TARGET_MEM_REF): Add comment on types of
11553 2007-01-11 Joseph Myers <joseph@codesourcery.com>
11555 * c-common.c (vector_types_convertible_p): Treat opaque types as
11556 always convertible if they have the same size, but not otherwise.
11558 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
11560 * ifcvt.c (struct noce_if_info): Add comments to the fields.
11561 Remove the b_unconditional field.
11562 (noce_try_sign_mask): Do not look at b_unconditional.
11563 (noce_process_if_block): Do not use merge_if_blocks. Update
11564 the CFG here. Do not set b_unconditional.
11565 (cond_move_process_if_block): Likewise.
11566 (find_cond_trap): Likewise.
11567 (check_cond_move_block): Require simple jump insns at the end
11568 of the basic block.
11570 2007-01-11 Jan Hubicka <jh@suse.cz>
11572 PR tree-optimization/1046
11573 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
11574 when alias info is not ready.
11575 (pass_tail_recursion): Do not require aliasing.
11576 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
11577 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
11578 * tree-ssa-copy.c (pass_copy_prop): Likewise.
11579 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
11580 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
11581 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
11582 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
11584 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
11585 When aliasing is not build, mark statement as volatile.
11587 2007-01-11 Tom Tromey <tromey@redhat.com>
11589 PR preprocessor/15185, PR preprocessor/20989:
11590 * doc/cppopts.texi <-MT>: Update description of algorithm for
11591 computing default target.
11592 <-M, -MD>: Reword "basename" text.
11594 2007-01-11 Roger Sayle <roger@eyesopen.com>
11596 * builtins.c (expand_builtin_pow, expand_builtin_powi,
11597 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
11598 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11599 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
11600 fold_builtin_bswap, real_constp, fold_builtin_pow,
11601 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
11602 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
11603 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11604 * convert.c (convert_to_pointer): Likewise.
11605 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11606 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
11607 const_binop, fold_convert_const_int_from_int,
11608 fold_convert_const_int_from_real,
11609 fold_convert_const_real_from_real, sign_bit_p,
11610 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
11611 fold_sign_changed_comparison, fold_unary, fold_comparison,
11612 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
11613 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11614 * print-tree.c (print_node_brief, print_node): Likewise.
11615 * stor-layout.c (place_field, layout_type): Likewise.
11616 * tree-chrec.c (keep_cast): Likewise.
11617 * tree.c (build_vector, build_real, build_real_from_int_cst,
11618 build_complex): Likewise.
11620 2007-01-11 Roger Sayle <roger@eyesopen.com>
11622 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
11623 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
11625 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
11627 * configure.ac (strict1_warn): Rename to strict_warn.
11628 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
11629 cc_set_by_configure, quoted_cc_set_by_configure,
11630 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
11631 all_boot_languages, all_stagestuff): Remove.
11632 (target_list): Remove bootstrap targets.
11633 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
11634 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
11635 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
11636 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
11637 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
11638 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
11639 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
11640 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
11641 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
11642 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
11643 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
11644 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
11645 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
11646 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
11647 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
11648 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
11649 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
11650 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
11651 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
11652 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
11653 (mostlyclean): Adjust.
11654 (clean, distclean): Don't mention bootstrap stuff.
11655 * configure: Regenerate.
11656 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
11657 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
11658 treelang/config-lang.in (stagestuff): Remove.
11659 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
11660 stageprofile, stagefeedback, stagestuff): Remove mention.
11662 2007-01-11 Nick Clifton <nickc@redhat.com>
11664 * config/mcore/predicates.md (mcore_general_movesrc_operand):
11666 (mcore_general_movdst_operand): Do not accept CONST_INTs.
11667 (mcore_arith_K_S_operand): Run the test for the S constraint not
11668 the test for the M constraint.
11669 (mcore_addsub_operand): Do not accept integer values that are
11670 larger than 32 bits.
11671 * config/mcore/mcore.md: Remove unused constraints from split.
11672 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
11673 (addsi3): Likewise.
11674 (allocate_stack): Likewise.
11675 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
11676 operands to 32 bits.
11677 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
11679 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
11680 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
11681 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
11682 mcore_output_bclri, mcore_output_andn, output_inline_const,
11683 mcore_output_move, mcore_output_movedouble): Likewise.
11684 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
11685 (output_inline_const): Likewise.
11686 (output_inline_const): Fix format strings used in sprintf
11688 * config/mcore/mcore-protos.h: Update prototypes for changed
11689 functions in mcore.c.
11690 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
11691 HOST_WIDE_INT and not int.
11692 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
11693 CONST_OK_FOR_N): Likewise.
11694 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
11695 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
11698 2007-01-10 Jan Hubicka <jh@suse.cz>
11700 * tree-vrp.c (remove_range_assertions): Release defs.
11701 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
11702 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
11704 2007-01-10 Paul Brook <paul@codesourcery.com>
11706 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
11707 * config/arm/arm.md (mulsi3subsi): New insn.
11709 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
11711 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
11712 (tree_transform_and_unroll_loop): New.
11713 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
11716 2007-01-10 Robert Kennedy <jimbob@google.com>
11718 * fold-const.c (fold_comparison): Fold comparisons like (x *
11719 1000 < 0) to (x < 0).
11721 2007-01-10 Ian Lance Taylor <iant@google.com>
11723 * tree-pretty-print.c (dump_generic_node): Print parentheses when
11724 operands have the same priority.
11726 2007-01-10 Tom Tromey <tromey@redhat.com>
11728 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
11729 (fold_binary): Likewise.
11730 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
11731 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
11732 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
11733 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
11734 * langhooks.h (struct lang_hooks): Removed field
11735 'can_use_bit_fields_p'.
11737 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
11739 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
11741 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
11743 * function.c (get_last_funcdef_no): New function.
11744 * function.h (get_last_funcdef_no): Declare.
11745 * tree-inline.c (initialize_cfun): Add initialization.
11746 (tree_function_versioning): Cleanup.
11748 2007-01-10 Jan Hubicka <jh@suse.cz>
11750 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
11753 2007-01-10 Sa Liu <saliu@de.ibm.com>
11754 Ben Elliston <bje@au.ibm.com>
11756 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
11757 for SAVE_NONLOCAL and Pmode for any other save level.
11758 * spu-protos.h (spu_restore_stack_block): Declare.
11759 * spu.md (save_stack_block): Remove.
11760 (restore_stack_block): Call spu_restore_stack_block.
11761 * spu.c (spu_restore_stack_block): New function.
11762 (spu_expand_epilogue): Remove old comment.
11764 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11766 PR tree-optimization/30322
11767 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
11768 (cand_value_at): Return the value as aff_tree.
11769 (may_eliminate_iv): Convert the bound from aff_tree to tree.
11770 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
11771 aff_combination_mult): New functions.
11772 (aff_combination_add): Use aff_combination_add_cst.
11773 (aff_combination_convert): Allow conversions to a wider type.
11774 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
11775 * tree-affine.h (aff_combination_mult): Declare.
11777 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
11779 * doc/tm.texi: Update documentation to reflect reality of exec
11780 and start file search behaviours. Update copyright year.
11781 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
11782 header file directories.
11784 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
11786 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
11787 (*cosxf2): Rename to cosxf2_i387.
11788 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
11789 using X87MODEF12 mode macro. Rename patterns to
11790 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
11792 (*cosdf2, *cossf2): Ditto.
11793 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
11794 to match extended input operands.
11795 (sincos<mode>3): New expander.
11796 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
11797 insn patterns and corresponding splitters.
11799 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
11801 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
11802 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
11804 2007-01-09 Nicolas Pitre <nico@cam.org>
11807 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
11809 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11811 * target.h (struct gcc_target): New field library_rtti_comdat.
11812 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
11813 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
11814 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
11815 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
11817 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11819 * doc/invoke.texi (Optimize Options): Correct description of -O0.
11821 2007-01-08 Richard Guenther <rguenther@suse.de>
11823 * tree.h (force_fit_type_double): Export.
11824 (force_fit_type): Remove.
11825 * fold-const.c (force_fit_type_double): New function.
11826 (force_fit_type): Remove.
11827 (int_const_binop): Use it.
11828 (fold_convert_const_int_from_int): Likewise.
11829 (fold_convert_const_int_from_real): Likewise.
11830 (fold_div_compare): Likewise.
11831 (fold_sign_changed_comparison): Likewise.
11832 (fold_unary): Likewise.
11833 (fold_negate_const): Likewise.
11834 (fold_abs_const): Likewise.
11835 (fold_not_const): Likewise.
11836 * c-common.c (shorten_compare): Use force_fit_type_double.
11837 * convert.c (convert_to_pointer): Likewise.
11839 2007-01-08 Richard Guenther <rguenther@suse.de>
11841 * tree.h (build_int_cst_wide_type): Export.
11842 * tree.c (build_int_cst_wide_type): New function.
11843 (build_int_cst_wide): Fix comment.
11844 * builtins.c (fold_builtin_object_size): Use build_int_cst
11845 to build -1 or 0 of the correct type. Use fit_double_type
11846 to check for overflow.
11847 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
11849 (decode_field_reference): Likewise.
11850 (all_ones_mask_p): Likewise.
11851 (native_interpret_int): Use build_int_cst_wide_type.
11852 (fold_binary): Use build_int_cst_type to build an all-ones
11854 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
11856 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
11858 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
11860 2007-01-09 Ben Elliston <bje@au.ibm.com>
11862 * genautomata.c (STATS_OPTION): New option.
11863 (stats_flag): New flag.
11864 (gen_automata_option): Handle it.
11865 (initiate_automaton_gen): Ditto.
11866 (write_automata): Output statistics only if stats_flag is
11867 set. Likewise, output time statistics only if time_flag is set.
11868 * doc/md.texi (Processor pipeline description): Document new flag.
11870 2007-01-08 Richard Guenther <rguenther@suse.de>
11872 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
11873 * tree.c (build_int_cst_type): Likewise.
11874 (size_in_bytes): Don't call force_fit_type on the result.
11875 (int_fits_type_p): Use fit_double_type.
11876 * fold-const.c (fit_double_type): New function.
11877 (force_fit_type): Use it.
11878 * tree.h (fit_double_type): Export.
11880 2007-01-08 Jan Hubicka <jh@suse.cz>
11882 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
11883 * ipa.c (function_and_variable_visibility): Fix return type.
11885 2007-01-08 Richard Guenther <rguenther@suse.de>
11887 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
11888 of offset to build the index.
11889 * tree-pretty-print.c (dump_generic_node): Don't build negated
11890 const just for printing.
11891 * c-pretty-print.c (pp_c_integer_constant): Likewise.
11892 * builtins.c (fold_builtin_int_roundingfn): Check if result
11893 fits the type by using force_fit_type and comparing the result.
11894 * predict.c (predict_loops): Use compare_tree_int for comparison.
11895 * tree.c (build_int_cst): Fall back to integer_type_node for
11897 (build_int_cst_wide): Assert type is non-null.
11899 2007-01-08 Roberto Costa <roberto.costa@st.com>
11901 * tree-vrp.c (extract_range_from_cond_expr): New.
11902 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
11903 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
11905 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
11906 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
11907 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
11908 used as expressions.
11909 * tree-object-size.c (cond_expr_object_size): New.
11910 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
11912 2007-01-08 Jan Hubicka <jh@suse.cz>
11914 * tree-ssa-forwprop.c (forward_propagate_into_cond,
11915 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
11918 2007-01-08 Richard Guenther <rguenther@suse.de>
11920 PR tree-optimization/23603
11921 * tree-vrp.c (set_value_range_to_truthvalue): New function.
11922 (extract_range_from_binary): Fall back to truthvalue instead of
11923 varying for TRUTH_*_EXPR.
11924 (extract_range_from_comparison): Fall back to truthvalue instead of
11926 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
11927 if all visited PHI values were constant.
11929 2007-01-08 Jan Hubicka <jh@suse.cz>
11931 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
11932 (cgraph_analyze_function): break out from ...
11933 (cgraph_finalize_compilation_unit): ... here.
11934 (cgraph_expand_function): Remove forgoten commented out line.
11935 (cgraph_optimize): Analyze functions.
11937 2007-01-08 Jan Hubicka <jh@suse.cz>
11939 * tree-pas.h (TODO_remove_function): New flag.
11940 (TODO_update*): Renumber.
11941 (pass_ipa_increase_alignment,
11942 pass_ipa_function_and_variable_visibility): New passes.
11943 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
11944 (cgraph_function_and_variable_visibility): Move to ipa.c
11945 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
11946 cgraph_increase_alignment.
11947 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
11948 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
11949 calling tree-inline.
11950 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
11951 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
11952 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
11953 (gate_increase_alignment): New function.
11954 (pass_ipa_increase_alignment): New pass.
11955 * ipa.c: Inline tree-pass.h and timevar.h
11956 (function_and_variable_visibility): Move here from cgraphunit.c
11957 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
11958 * passes.c (init_optimization_passes): Add the two new passes.
11959 (execute_todo): Handle cgraph_remove_functions.
11961 2007-01-08 Nick Clifton <nickc@redhat.com>
11963 * config/frv/predicates.md (reg_or_0_operand): Accept
11966 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
11968 * config/bfin/rtems.h, config/bfin/t-rtems: New.
11969 * config.gcc: Add bfin*-rtems*.
11971 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11973 * c.opt: Add -flax-vector-conversions.
11974 * c-typeck.c (convert_for_assignment): Pass flag to
11975 vector_types_convertible_p to allow emission of note.
11976 (digest_init): Likewise.
11977 * c-opts.c: Handle -flax-vector-conversions.
11978 * c-common.c (flag_lax_vector_conversions): New.
11979 (vector_types_convertible_p): Unless -flax-vector conversions
11980 has been passed, disallow conversions between vectors with
11981 differing numbers of subparts and/or element types. If such
11982 a conversion is disallowed, possibly emit a note on the first
11983 occasion only to inform the user of -flax-vector-conversions.
11984 The new last argument specifies this.
11985 * c-common.h (flag_lax_vector_conversions): New.
11986 (vector_types_convertible_p): Add extra argument.
11987 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
11988 char_type_node for V*QI type vectors.
11989 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
11990 Update to satisfy new typechecking rules.
11991 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
11992 C and C++ variants.
11993 * doc/invoke.texi (C Dialect Options): Document
11994 -flax-vector-conversions.
11996 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11998 PR tree-optimization/29877
11999 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12000 a register variable on the RHS to not be replaceable.
12002 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12003 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12004 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12005 const_simm15, const_pow2, const_npow2): Added.
12006 * config/score/misc.md (insv, extv, extzv, movmemsi,
12007 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12008 * config/score/score.c (score_address_cost, score_select_cc_mode):
12010 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12011 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12012 Update score_print_operand.
12013 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12014 Adjust register allocate order and update some macro define.
12015 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12016 mdx_block_move_straight, mdx_block_move_loop_head,
12017 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12018 mdx_block_move): Added.
12019 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12020 mdp_limm): Updated and fix some bug and typo.
12021 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12022 (movsf, movdf, doloop_end): Added.
12024 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12026 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12027 config/arm/thumb2.md: Fix comment typos.
12028 * doc/extend.texi: Fix a typo.
12030 2007-01-07 Eric Christopher <echristo@apple.com>
12032 * configure.ac: Check for __stack_chk_fail for darwin.
12033 * configure: Regenerate.
12035 2007-01-07 Richard Guenther <rguenther@suse.de>
12037 * tree-vrp.c (extract_range_from_assert): CSE calls to
12038 compare_values where possible.
12039 (extract_range_from_unary_expr): Likewise.
12041 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12043 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12044 * config/avr/avr.c (call_insn_operand): Delete function.
12045 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12046 instead of register number. Use predicates.
12047 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12048 call_insn_operand): Add.
12050 2007-01-06 Jan Hubicka <jh@suse.cz>
12052 * tree-pass.h (pass_build_cgraph_edges): Declare.
12053 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12054 (visited_nodes): Remove.
12055 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12056 build_cgrpah_edges; make visited_nodes local.
12057 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12058 (record_references_in_initializer): Move to cgraphbuild.c
12059 (initialize_inline_failed, rebuild_cgraph_edges,
12060 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12061 (verify_cgraph_node): Make visited_nodes local.
12062 (cgraph_analyze_function): Do not call cgraph_create_edges and
12063 initialize_inline_failed.
12064 (cgraph_expand_function): Do not call cgraph_lower_function;
12065 assert that function is already lowered.
12066 * Makefile.in (cgraphbuild.o): New.
12067 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12068 at the end of lowering passes.
12070 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12072 * ifcvt.c (cond_move_convert_if_block): New function, code
12073 factored out from...
12074 (cond_move_process_if_block): ...here. Call the new function
12075 on the THEN and ELSE blocks.
12076 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12077 already takes care of this.
12079 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12082 * tree.h (TREE_OVERFLOW_P): New.
12083 * c-typeck.c (parser_build_unary_op): Warn only if result
12084 overflowed and operands did not.
12085 (parser_build_binary_op): Likewise.
12086 (convert_for_assignment): Remove redundant overflow_warning.
12087 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12089 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12091 * c-typeck.c (store_init_value): Split over two lines to follow
12092 the GNU coding style.
12094 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12096 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12097 __GXX_EXPERIMENTAL_CXX0X__.
12098 * doc/cpp.texi: Same.
12100 2007-01-05 Richard Guenther <rguenther@suse.de>
12102 PR middle-end/27826
12103 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12104 with mismatched types. Instead explicitly build a
12105 conversion NOP_EXPR.
12107 2007-01-05 Ian Lance Taylor <iant@google.com>
12109 * c-common.c (decl_with_nonnull_addr_p): New function.
12110 (c_common_truthvalue_conversion): Call it.
12111 * c-typeck.c (build_binary_op): Likewise.
12112 * c-common.h (decl_with_nonnull_addr_p): Declare.
12114 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12117 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12120 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12122 * doc/install.texi (Final install): Document the fact that
12123 the GNAT runtime should not be stripped.
12125 2007-01-04 Jan Hubicka <jh@suse.cz>
12127 * tree-inline.c (fold_marked_statements): Update operand caches
12128 and EH after folding
12130 2007-01-04 Ian Lance Taylor <iant@google.com>
12132 * c-common.c (check_function_nonnull): Whitespace fix.
12134 2007-01-04 Jan Hubicka <jh@suse.cz>
12136 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12137 comitted older version of patch.
12138 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12139 function, celanup cfg and collect garbage.
12141 2007-01-04 Mike Stump <mrs@apple.com>
12143 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12146 2007-01-04 Eric Christopher <echristo@apple.com>
12148 * libgcc2.c (__bswapsi2): Use SItype.
12149 (__bswapdi2): Use DItype.
12150 * libgcc2.h: Update for above.
12152 2007-01-04 Paul Brook <paul@codesourcery.com>
12154 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12155 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12156 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12157 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12158 umulsi3_highpart): Make conditional on !arm_arch6.
12159 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12160 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12161 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12162 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12163 umulsi3_highpart_v6): New insns.
12165 2007-01-04 Roger Sayle <roger@eyesopen.com>
12167 * fold-const.c (fold_convert): When casting an expression to void,
12168 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12169 have a type. Instead of attempting to build a NOP_EXPR, return
12170 these "special" trees directly.
12172 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12174 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12175 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12176 rs6000_cost->fp not 0 as adjustment for outer NEG.
12178 2007-01-04 Jan Hubicka <jh@suse.cz>
12180 * cgraph.c (cgraph_release_function_body): New function.
12181 (cgraph_remove_node): Use it.
12182 * cgraph.h (cgraph_release_function_body): Declare.
12183 * cgraphunit.c (cgraph_expand_function): Use it.
12184 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12185 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12186 is initialized and while compilation of other function is running.
12187 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12188 statement CFG annotations from here to ...
12189 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12191 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12193 * cfgloop.h (enum li_flags): Make the constants powers of two.
12195 2007-01-04 Jan Hubicka <jh@suse.cz>
12197 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12199 (fold_marked_statements): New function.
12200 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12201 * tree-inline.h (copy_body_data): Add statements_to_fold.
12203 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12205 * config.gcc: Mention libgcc/config.host.
12206 * Makefile.in: Update comments mentioning libgcc.
12207 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12208 (all.cross, start.encap, rest.encap, rest.cross): Update
12209 dependencies for libgcc move.
12210 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12211 (clean-target, clean-target-libgcc): Delete.
12212 (srcdirify, GCC_EXTRA_PARTS): New macros.
12213 (libgcc-support, libgcc.mvars): New rules.
12214 (distclean): Remove mention of mklibgcc.
12215 (install): Don't reference INSTALL_LIBGCC.
12216 (install-common): Don't reference EXTRA_PARTS.
12217 (install-libgcc, install-multilib): Delete rules.
12218 * mklibgcc.in: Delete file.
12219 * doc/configfiles.texi: Don't mention mklibgcc.
12221 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12222 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12223 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12224 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12225 (mklibgcc, ldblspecs): Likewise.
12227 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12228 (posixpre.def): Use $(T).
12229 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12230 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12231 (SHLIB_LINK): Make dummy.
12232 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12234 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12236 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12237 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12238 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12239 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12241 * configure.ac (all_outputs): Remove mklibgcc.
12242 * configure: Regenerated.
12244 2007-01-03 Josh Conner <jconner@apple.com>
12246 PR middle-end/29683
12247 * calls.c (compute_argument_addresses): Set stack and stack_slot
12248 for partial args, too.
12249 (store_one_arg): Use locate.size.constant for the size when
12250 generating a save_area.
12252 2007-01-03 Robert Kennedy <jimbob@google.com>
12254 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12255 whose definitions are deleted due to basic block merging.
12257 2007-01-03 Paul Brook <paul@codesourcery.com>
12260 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12262 (use_return_insn): Return 0 for Thumb interrupt functions.
12263 (print_multi_reg): Add rfe argument for IRQ returns.
12264 (arm_output_epilogue): Pop interrupt return address directly into PC.
12265 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12267 2007-01-03 Paul Brook <paul@codesourcery.com>
12269 Merge from sourcerygxx-4_1.
12270 * config/arm/thumb2.md: New file.
12271 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
12273 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
12274 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12275 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
12276 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
12278 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12279 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
12281 * config/arm/ieee754-sf.S: Ditto.
12282 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
12283 (thumb1_base_register_rtx_p): ... to this.
12284 (thumb_index_register_rtx_p): Rename...
12285 (thumb1_index_register_rtx_p): ... to this.
12286 (thumb_output_function_prologue): Rename...
12287 (thumb1_output_function_prologue): ... to this.
12288 (thumb_legitimate_address_p): Rename...
12289 (thumb1_legitimate_address_p): ... to this.
12290 (thumb_rtx_costs): Rename...
12291 (thumb1_rtx_costs): ... to this.
12292 (thumb_compute_save_reg_mask): Rename...
12293 (thumb1_compute_save_reg_mask): ... to this.
12294 (thumb_final_prescan_insn): Rename...
12295 (thumb1_final_prescan_insn): ... to this.
12296 (thumb_expand_epilogue): Rename...
12297 (thumb1_expand_epilogue): ... to this.
12298 (arm_unwind_emit_stm): Rename...
12299 (arm_unwind_emit_sequence): ... to this.
12300 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
12301 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
12302 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
12303 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
12304 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
12305 thumb2_output_casesi): New functions.
12306 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
12307 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
12308 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
12309 THUMB2_WORK_REGS): Define.
12310 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
12311 arm_condexec_mask, arm_condexec_masklen)): New variables.
12312 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
12313 (arm_override_options): Check new CPU capabilities.
12314 Set new architecture flag variables.
12315 (arm_isr_value): Handle v7m interrupt functions.
12316 (user_return_insn): Return 0 for v7m interrupt functions. Handle
12318 (const_ok_for_arm): Handle Thumb-2 constants.
12319 (arm_gen_constant): Ditto. Use movw when available.
12320 (arm_function_ok_for_sibcall): Return false for v7m interrupt
12322 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
12323 (thumb_find_work_register, arm_load_pic_register,
12324 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
12325 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
12326 print_multi_reg, output_mov_long_double_fpa_from_arm,
12327 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
12328 output_mov_double_fpa_from_arm, output_move_double,
12329 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
12330 output_return_instruction, arm_output_function_prologue,
12331 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
12332 arm_output_mi_thunk, thumb_set_return_address): Ditto.
12333 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
12334 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
12335 (arithmetic_instr, shift_op): Use arm_shift_nmem.
12336 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
12338 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
12339 (thumb_expand_prologue): Use thumb_set_frame_pointer.
12340 (arm_file_start): Output directive for unified syntax.
12341 (arm_unwind_emit_set): Handle stack alignment instruction.
12342 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
12343 Add v6t2, v7, v7a, v7r and v7m.
12344 (RETLDM): Add Thumb-2 code.
12345 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
12346 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
12347 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
12348 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
12349 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
12350 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
12351 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
12352 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
12353 ADJUST_INSN_LENGTH): Define.
12354 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
12355 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
12356 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
12357 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
12358 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
12359 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
12360 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
12361 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
12362 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
12363 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
12364 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
12365 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
12366 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
12367 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
12368 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
12369 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
12370 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
12372 * config/arm/arm-tune.md: Regenerate.
12373 * config/arm/arm-protos.h: Update prototypes.
12374 * config/arm/vfp.md: Enable patterns for Thumb-2.
12375 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
12376 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
12377 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
12378 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
12379 * config/arm/libunwind.S: Add Thumb-2 code.
12380 * config/arm/constraints.md: Update include Thumb-2.
12381 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
12382 * config/arm/ieee754-df.S: Ditto.
12383 * config/arm/bpabi.S: Ditto.
12384 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
12385 * config/arm/predicates.md (low_register_operand,
12386 low_reg_or_int_operand, thumb_16bit_operator): New.
12387 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
12388 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
12389 * config/arm/t-arm-elf: Add armv7 multilib.
12390 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
12392 (UNSPEC_STACK_ALIGN, ce_count): New.
12393 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
12394 arm_zero_extendsidi2, arm_zero_extendqidi2): New
12396 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
12397 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
12398 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
12399 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
12400 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
12401 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
12403 * doc/extend.texi: Document ARMv7-M interrupt functions.
12404 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
12406 2007-01-03 Jakub Jelinek <jakub@redhat.com>
12408 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
12409 (struct _Unwind_Context): Rename args_size to flags, remove
12410 signal_frame field, add a new args_size field and version field.
12411 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
12412 _Unwind_IsExtendedContext): New inline functions.
12413 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
12414 Assume by_value array is only present if _Unwind_IsExtendedContext.
12415 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
12416 _Unwind_IsSignalFrame.
12417 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
12418 (uw_update_context_1): Use _Unwind_SetSignalFrame.
12419 (uw_init_context_1): Initialize context->flags to
12420 EXTENDED_CONTEXT_BIT.
12421 * config/rs6000/linux-unwind.h (frob_update_context): Use
12422 _Unwind_SetSignalFrame.
12424 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12426 PR middle-end/30353
12427 * gimplify.c (gimplify_modify_expr_complex_part): Move below
12428 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
12431 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
12433 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
12434 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
12435 RET, AT_SP): Remove.
12436 * config/i386/i386.md (*sse_prologue_save_insn): Use return
12439 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12440 * cfgbuild.c (find_basic_blocks): Likewise.
12441 * cfgrtl.c (rtl_create_basic_block): Likewise.
12442 * function.c (temp_slots_at_level): Likewise.
12443 * reg-stack.c (stack_regs_mentioned): Likewise.
12444 * regclass.c (allocate_reg_info): Likewise.
12445 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12446 set_bb_for_stmt, move_block_to_fn): Likewise.
12447 * tree-complex.c (tree_lower_complex): Likewise.
12448 * vec.h (VEC_safe_grow_cleared): New.
12450 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
12452 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
12454 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
12455 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
12457 * cfgloopmanip.c (scale_loop_frequencies): Export.
12458 (loopify): Scale the frequencies by prescribed coefficients.
12459 (set_zero_probability): New function.
12460 (duplicate_loop_to_header_edge): Improve updating of frequencies.
12461 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
12462 and frequencies according to arguments.
12463 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
12465 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
12466 * modulo-sched.c (sms_schedule): Set probabilities for entering
12467 versioned loop correctly.
12468 * tree-vect-transform.c (vect_transform_loop): Ditto.
12469 * cfgloop.h (loopify, loop_version): Declaration changed.
12470 (scale_loop_frequencies): Declared.
12472 2007-01-02 Jan Hubicka <jh@suse.cz>
12474 * cgraph.c: Include tree-flow.h
12475 (cgraph_add_new-function): Handle IPA_SSA mode; execute
12476 early_local_passes.
12477 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
12478 * tree-pass.h (pass_all_early_optimizations): Declare.
12479 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
12480 early_local_passes.
12481 (cgraph_analyze_function): Do early_local_passes.
12482 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12483 Do not add referenced vars.
12484 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
12486 (gate_all_early_local_passes): New gate.
12487 (pass_early_local_passes): Use new gate.
12488 (execute_early_local_optimizations): New functions.
12489 (gate_all_early_optimizations): New gate.
12490 (pass_all_early_optimizations): New pass.
12491 (execute_free_datastructures): Free SSA only when initialized.
12492 (gate_init_datastructures): Init only when optimizing.
12493 (tree_lowering_passes): Do early local passes when called late.
12494 * tree-profile.c (do_tree_profiling): Don't profile functions added
12496 (do_early_tree_profiling, pass_early_tree_profile): Kill.
12497 * tree-cfg.c (update_modified_stmts): Do not update when operands are
12499 * passes.c (init_optimizations_passes): Reorder so we go into SSA
12500 during early_local_passes.
12501 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
12504 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12506 * Makefile.in: Update copyright year.
12508 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12510 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
12511 in $(lang_checks) and check-consistency targets.
12513 2007-01-02 Jan Hubicka <jh@suse.cz>
12515 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12516 Do not add referenced vars.
12517 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
12519 * passes.c (init_optimization_passes): Put mudflap_2 after
12520 free_datastructures.
12522 2007-01-02 Jan Hubicka <jh@suse.cz>
12524 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
12525 Set NOTHROW flag on call statements proved to be nothrow.
12526 Update statement of local calls so new pure/const functions are
12527 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
12529 (tree_rest_of_compilation): Register hooks and initialize bitmap
12530 early. Do not set after_inlining flag.
12532 2007-01-02 Steve Ellcey <sje@cup.hp.com>
12534 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
12535 HOST_BITS_PER_LONGLONG
12537 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12540 * c-typeck.c (store_init_value): Don't emit pedantic overflow
12541 warning for non-static initializers.
12543 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
12545 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
12546 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
12547 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
12548 Always use set_unique_reg_note to add REG_EQUAL notes.
12550 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12553 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12555 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12556 * cfgbuild.c (find_basic_blocks): Likewise.
12557 * cfgrtl.c (rtl_create_basic_block): Likewise.
12558 * function.c (temp_slots_at_level): Likewise.
12559 * reg-stack.c (stack_regs_mentioned): Likewise.
12560 * regclass.c (allocate_reg_info): Likewise.
12561 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12562 set_bb_for_stmt, move_block_to_fn): Likewise.
12563 * tree-complex.c (tree_lower_complex): Likewise.
12564 * vec.h (VEC_safe_grow_cleared): New.
12566 2007-01-02 Ian Lance Taylor <iant@google.com>
12568 * c-common.c (c_common_truthvalue_conversion): When warning about
12569 using an assignment as a truth value, set TREE_NO_WARNING.
12571 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12574 * c.opt (Wold-style-declaration): New.
12575 * doc/invoke.texi (C-only Warning Options): New.
12576 (Wold-style-declaration): Document it.
12577 (Wextra): Enabled by -Wextra.
12578 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12579 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
12580 -Wold-style-declaration.
12582 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12584 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12585 * cfgbuild.c (find_basic_blocks): Likewise.
12586 * cfgrtl.c (rtl_create_basic_block): Likewise.
12587 * function.c (temp_slots_at_level): Likewise.
12588 * reg-stack.c (stack_regs_mentioned): Likewise.
12589 * regclass.c (allocate_reg_info): Likewise.
12590 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12591 set_bb_for_stmt, move_block_to_fn): Likewise.
12592 * tree-complex.c (tree_lower_complex): Likewise.
12593 * vec.h (VEC_safe_grow_cleared): New.
12595 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
12597 * c-common.c (c_common_nodes_and_builtins): Since variants of
12598 void_type_node get built before it is given a name, we need to
12599 give those variants the name, too.
12600 (complete_array_type): We need to work with the canonical main
12601 type of the array, from which we will build the qualified version.
12602 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
12603 * print-tree.c (print_node): Display canonical type information
12605 * stor-layout.c (layout_type): When we don't know the
12606 alignment of a type for which we're building an array, we end up
12607 guessing wrong, so make the type require structural equality.
12608 * tree.c (make_node_stat): When we build a new type, it is its
12609 own canonical type.
12610 (build_type_attribute_qual_variant): When building an attribute
12611 variant, its canonical type is the non-attribute variant. However,
12612 if the attributes are target-dependent and they differ, we need to
12613 use structural equality checks for this type.
12614 (build_qualified_type): A qualified type is not equivalent to its
12615 unqualified variant; set the canonical type appropriately.
12616 (build_distinct_type_copy): When building a distinct type from
12617 another type, the new type is its own canonical type.
12618 (build_variant_type_copy): When building a new type variant, we
12619 assume that it is equivalent to the original type.
12620 (build_pointer_type_for_mode): When building a pointer type, also
12621 build a canonical type pointer.
12622 (build_reference_type_for_mode): When building a reference type,
12623 also build a canonical type reference.
12624 (build_index_type): When we can't hash an index type (e.g.,
12625 because its maximum value is negative), the index type requires
12626 structural equality tests.
12627 (build_array_type): Build the canonical form of an array type.
12628 (build_function_type): Function types require structural equality,
12629 because they contain default arguments, attributes, etc.
12630 (build_method_type_directly): Ditto for method types.
12631 (build_offset_type): Build the canonical offset type.
12632 (build_complex_type): Build the canonical vector type.
12633 (make_vector_type): Build the canonical vector type.
12634 * tree.h (TYPE_CANONICAL): New.
12635 (TYPE_STRUCTURAL_EQUALITY_P): New.
12636 (SET_TYPE_STRUCTURAL_EQUALITY): New.
12637 (struct tree_type): Added "canonical" field.
12638 * params.h (VERIFY_CANONICAL_TYPES): New.
12639 * doc/c-tree.texi (TYPE_CANONICAL): Document.
12640 (TYPE_STRUCTURAL_EQUALITY_P): Document.
12641 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
12642 * doc/invoke.texi (verify-canonical-types): Document --param
12643 parameter for verifying canonical types.
12645 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12647 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
12648 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
12649 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
12650 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
12652 * config/rs6000/e500.h: New.
12653 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
12654 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
12656 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
12657 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
12658 TARGET_E500_DOUBLE): Remove.
12659 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
12660 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
12661 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
12662 * config/rs6000/rs6000.c (rs6000_override_options): Use
12663 CHECK_E500_OPTIONS.
12665 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12667 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
12668 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
12669 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
12670 rs6000_emit_cmove): Don't check TARGET_E500.
12671 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
12672 sordered): Don't check TARGET_E500.
12674 2007-01-01 Eric Christopher <echristo@apple.com>
12676 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
12677 HARD_REGISTER_NUM_P.
12679 2007-01-01 Roger Sayle <roger@eyesopen.com>
12681 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
12682 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
12683 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
12686 2007-01-01 Mike Stump <mrs@apple.com>
12688 * configure.ac: Remove support for building with Apple's gcc-3.1.
12690 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12692 PR middle-end/30311
12693 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
12694 REG is a hard register. Do not modify REG before calling
12696 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
12697 multiple of the size of YMODE for certain lowpart cases.
12699 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12701 PR middle-end/30253
12702 * gimplify (voidify_wrapper_expr): Update for
12703 GIMPLE_MODIFY_STMT.
12705 2007-01-01 Andreas Schwab <schwab@suse.de>
12708 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
12709 save of BR0 in extra_spill_size instead of spill_size.
12710 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
12712 (ia64_expand_epilogue): Restore BR0 from its new location.
12714 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12716 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
12717 Use a temporary variable if the left hand side is not a gimple
12720 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12722 * gimplify.c (gimplify_return_expr): Make the temporary variable
12723 for the return expression, a gimple register variable.
12725 2007-01-01 Jan Hubicka <jh@suse.cz>
12727 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
12730 2007-01-01 Mike Stump <mrs@apple.com>
12732 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
12734 * config/darwin.c (machopic_select_rtx_section): Use
12735 HAVE_GAS_LITERAL16.
12736 (darwin_mergeable_constant_section): Likewise.
12737 * configure: Regenerate.
12738 * config.in: Regenerate.
12740 2007-01-01 Jan Hubicka <jh@suse.cz>
12741 Andrew Pinski <pinskia@gmail.com>
12743 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
12744 before starting IPA passes.