1 2007-06-05 Revital Eres <eres@il.ibm.com>
4 * loop-unroll.c (insert_var_expansion_initialization):
5 Initialize the expansions with -zero instead of +zero.
7 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
9 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
10 into pic and non-pic versions. Mark r19 as used for
11 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
12 for tgd_load, tld_load and tie_load .
13 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
14 version of tgd_load, tld_load and tie_load depending on the
17 2007-05-04 Ulrich Drepper <drepper@redhat.com>
18 Jakub Jelinek <jakub@redhat.com>
20 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
21 (__do_global_dtors_aux): Use more paranoid loop to run
22 destructors if HIDDEN_DTOR_LIST_END.
23 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
25 2007-05-04 Jakub Jelinek <jakub@redhat.com>
27 * varasm.c (align_variable): Don't increase alignment for
28 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
29 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
31 2007-05-04 Josh Conner <jconner@apple.com>
33 * basic-block.h (cdi_direction): Assign values to all enumeration
35 (dom_computed): Remove.
36 (dom_info_state): New.
37 (set_dom_info_availability): New.
38 * tree-ssa-loop-im.c (determine_invariantness): Initialize
39 walk_data.dom_direction.
40 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
41 instead of dom_computed[].
42 (split_edge): Likewise.
43 (create_basic_block): Likewise.
44 (merge_blocks): Likewise.
45 * ifcvt.c (find_if_header): Likewise.
46 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
47 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
48 * tree-ssa.c (verify_ssa): Likewise.
49 * tree-cfg.c (tree_verify_flow_info): Likewise.
50 (remove_edge_and_dominated_blocks): Likewise.
51 * dominance.c (dom_computed): Make static.
52 (calc_dfs_tree_nonrec): Change third param to a bool.
53 (calc_dfs_tree): Change second param to a bool.
54 (calc_idioms): Change second param to a bool. Use
55 dom_convert_dir_to_idx.
56 (init_dom_info): Validate dir before using.
57 (dom_convert_dir_to_idx): New.
58 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
59 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
60 (free_dominance_info): Use dom_convert_dir_to_idx.
61 (get_immediate_dominator): Likewise.
62 (set_immediate_dominator): Likewise.
63 (get_dominated_by): Likewise.
64 (redirect_immediate_dominators): Likewise.
65 (nearest_common_denominator): Likewise.
66 (dominated_by_p): Likewise.
67 (bb_dom_dfs_in): Likewise.
68 (bb_dom_dfs_out): Likewise.
69 (recount_dominator): Likewise.
70 (iterate_fix_dominators): Likewise.
71 (add_to_dominance_info): Likewise.
72 (delete_from_dominance_info): Likewise.
73 (first_dom_son): Likewise.
74 (next_dom_son): Likewise.
75 (dom_info_available_p): Likewise.
76 (dom_info_state): New.
77 (set_dom_info_availability): New.
79 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
81 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
83 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
85 2007-05-04 Bob Wilson <bob.wilson@acm.org>
87 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
88 (subdi3, subdi_carry): Delete.
90 2007-05-04 Jan Hubicka <jh@suse.cz>
91 Richard Guenther <rguenther@suse.de>
93 * opts.c (decode_options): Do not fiddle with inlining
94 parameters in case of optimizing for size.
95 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
97 (cgraph_decide_inlining_of_small_function): When optimizing for
98 size never inline functions increasing caller size.
99 (cgraph_early_inlining): Inline for size when optimizing for size.
101 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
103 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
104 logical operations piecewise.
105 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
106 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
107 subdi_sesidi_di): Delete.
108 (add_with_carry): Produce carry in CC instead of a DREG to shorten
109 the generated sequence. Allow three-reg add in constraints. Rewrite
110 the rtl expression for carry to avoid zero_extend of a constant.
111 (sub_with_carry): New pattern.
112 (adddi3, subdi3): Change into define_expand. For subtract, generate a
113 different sequence not involving jumps.
114 (notbi): Now a named pattern.
116 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
118 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
119 Add the note about a significant loss of accuracy of some
120 mathematical routines when these options are used.
122 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
124 * haifa-sched.c (rtx_vec_t): New typedef.
125 (contributes_to_priority_p): Extract piece of priority () into new
127 (priority): Use the function. Add assertion.
128 (rank_for_schedule, set_priorities): Add assertion to check that
129 insn's priority is initialized.
130 (clear_priorities, calc_priorities): Change signature. Make it update
131 all relevant insns. Update all callers ('add_to_speculative_block ()'
132 and 'create_block_check_twin ()').
133 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
134 Add new field 'priority_status'.
135 (INSN_PRIORITY_STATUS): New macro.
136 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
138 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
140 * sched-ebb.c (debug_ebb_dependencies): New static function.
141 (init_ready_list): Use it.
143 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
144 with changed signature and 'debug_rgn_dependencies ()'.
145 (debug_rgn_dependencies): New static function.
146 (init_ready_list): Use it.
148 * sched-int.h (debug_dependencies): Declare.
150 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
152 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
154 2007-05-04 Dirk Mueller <dmueller@suse.de>
156 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
158 2007-05-03 Jan Hubicka <jh@suse.cz>
160 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
161 for pointer type in more cases than before.
163 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
165 * tree-object-size.c (plus_expr_object_size): When operand size is
166 unknown, return unknown.
168 2007-05-03 Dirk Mueller <dmueller@suse.de>
170 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
172 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
175 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
177 2007-05-03 Janis Johnson <janis187@us.ibm.com>
179 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
181 2007-05-03 Joseph Myers <joseph@codesourcery.com>
183 * config/soft-fp/double.h, config/soft-fp/extended.h,
184 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
185 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
186 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
187 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
190 2007-05-03 Ian Lance Taylor <iant@google.com>
192 * config/rs6000/rs6000.c (rs6000_override_options): Don't se
193 MASK_PPC_GFXOPT for 8540 or 8548.
195 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
197 * tree-vect-transform.c (vect_update_inits_of_drs): Use
198 vect_print_dump_info() to output debug information.
200 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
203 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
204 operands of size 2 when operand is not MEM_P.
206 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
208 PR tree-optimization/30565
209 * lambda-code.c (perfect_nestify): Fix updating of dominators.
211 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
213 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
214 (umulsi3_highpart): Use them.
215 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
216 for final accumulator to D regisster tranfser.
218 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
220 PR tree-optimization/31699
221 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
223 (vect_enhance_data_refs_alignment): Compute peel amount using
224 TYPE_VECTOR_SUBPARTS instead of vf.
225 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
227 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
230 * system.h: Remove inclusion of double-int.h
231 * tree.h: Include double-int.h
232 * gengtype.c: Likewise
233 * cfgloop.h: Likewise
234 * Makefile.in: Adjust dependencies on double-int.h
236 2007-05-02 Eric Christopher <echristo@apple.com>
238 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
239 -shared to -Zdynamiclib.
241 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
244 * c-common.c (strip_pointer_or_array_types): New function.
245 * c-common.h (strip_pointer_or_array_types): New function declaration.
247 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
249 PR tree-optimization/31771
250 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
252 2007-05-02 Paul Brook <paul@codesourcery.com>
254 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
256 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
259 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
262 2007-05-02 Nick Clifton <nickc@redhat.com>
264 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
266 2007-05-02 Richard Guenther <rguenther@suse.de>
268 PR tree-optimization/31146
269 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
270 argument, single_use_p. If we have a single use that is
271 a conversion to the definition rhs type, propagate that rhs.
272 (forward_propagate_addr_expr): Pass single_use_p argument
273 to forward_propagate_addr_expr_1.
275 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
277 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
280 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
282 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
283 'AMD Family 10 core'.
285 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
287 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
288 and athlon64-sse3 as improved versions of k8, opteron and athlon64
289 with SSE3 instruction set support.
290 * doc/invoke.texi: Likewise.
292 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
294 * config/i386/i386.c (override_options): Tuning 32-byte loop
295 alignment for amdfam10 architecture. Increasing the max loop
296 alignment to 24 bytes.
298 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
300 * config/m68k/constraints.md: New.
301 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
302 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
303 EXTRA_CONSTRAINT): Remove.
304 * config/m68k/m68k.md: Include constraints.md.
305 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
307 2007-05-01 Ian Lance Taylor <iant@google.com>
309 PR tree-optimization/31739
310 * tree-vrp.c (vrp_val_is_max): New static function.
311 (vrp_val_is_min): New static function.
312 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
314 (set_value_range): Use vrp_val_is_{max,min}.
315 (extract_range_from_assert): Likewise.
316 (extract_range_from_binary_expr): Likewise.
317 (extract_range_from_unary_expr): Likewise.
318 (dump_value_range, vrp_meet): Likewise.
319 (vrp_visit_phi_node): Likewise.
320 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
322 2007-05-01 Mark Mitchell <mark@codesourcery.com>
324 * config/i386/gmon-sol2.c (size_t): New type.
325 (intptr_t): Likewise.
326 (s_textsize): Declare as size_t.
328 (monstartup): Use size_t for sizes.
329 (_mcount): Save and restore registers.
330 (internal_mcount): Pass 0 as the first argument to monstartup
332 (moncontrol): Convert pointer to appropriately sized integer
333 before passing to profil.
335 2007-05-01 Joseph Myers <joseph@codesourcery.com>
337 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
338 __NO_FPRS__, not just if _SOFT_DOUBLE.
339 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
340 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
341 also for E500 double.
342 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
343 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
346 2007-05-01 Richard Guenther <rguenther@suse.de>
348 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
351 2007-05-01 Joseph Myers <joseph@codesourcery.com>
353 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
355 2007-05-01 Jan Hubicka <jh@suse.cz>
357 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
360 2007-05-01 Jan Hubicka <jh@suse.cz>
362 * tree.h (maybe_fold_offset_to_component_ref): Remove.
363 (maybe_fold_offset_to_reference): Declare.
364 * fold-const.c (fold_unary): Do not fold
365 (type *)&A into &A->field_of_type_and_offset_0
366 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
367 size is unknown, give up.
368 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
370 (maybe_fold_offset_to_reference): New.
371 (maybe_fold_stmt_indirect): Use it.
372 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
373 * gimplify.c (gimplify_conversion): Canonicalize conversions to
375 (gimplify_expr): Likewise for plus_expr.
377 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
379 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
380 bsi_after_labels. Always insert statements before bsi.
381 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
382 * predict.c (apply_return_prediction): Check for empty blocks.
383 * cfgexpand.c (lab_rtx_for_bb): New variable.
384 (label_rtx_for_bb): Do not create new tree labels.
385 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
386 (tree_expand_cfg): Initialize lab_rtx_for_bb.
387 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
389 (label_for_bb): Add field used.
390 (update_eh_label, main_block_label): Mark the label used.
391 (cleanup_dead_labels): Remove unused labels.
393 2007-05-01 Richard Guenther <rguenther@suse.de>
395 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
396 if it is not about to be set.
397 (get_value_range): Do not pre-allocate equiv bitmap.
398 (update_value_range): No need to clear equiv field.
399 (add_equivalence): Change prototype to get bitmap pointer.
400 Allocate bitmap here if it is not already.
401 (extract_range_from_assert): Do not allocate bitmap here.
402 Update callers to add_equivalence.
403 (extract_range_from_ssa_name): Likewise.
404 (get_vr_for_comparison): New static helper.
405 (compare_name_with_value): Handle NULL equiv bitmap by
406 peeling the first iteration of the comparison loop.
407 Use get_vr_for_comparison.
408 (compare_names): Handle NULL equiv bitmaps by using fake
409 ones. Use get_vr_for_comparison.
411 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
413 * double-int.c (mpz_set_double_int): Moved from
414 tree-ssa-loop-niter.c.
415 (mpz_get_double_int): Likewise; also, add option to wrap
416 out-of-range integers.
417 * double-int.h: New prototypes for above.
418 * tree.c (get_static_type_bounds): Moved from
419 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
420 TYPE_MAX_VALUE if they exist..
421 * tree.h: New prototype for above.
422 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
423 get_type_bounds calls.
424 (mpz_set_double_int): Move to double-int.c.
425 (get_type_bounds): Move to tree.c, rename to
426 get_static_type_bounds.
427 (mpz_to_double_int): Move to double-int.c, rename to
430 2007-04-30 Bob Wilson <bob.wilson@acm.org>
432 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
433 DIV0 exception can fall through to a normal return.
435 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
439 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
440 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
441 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
442 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
443 initialize align to silence bogus warning.
444 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
445 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
447 (struct sra_walk_fns): Remove use_all parameter from use.
448 (sra_hash_tree): Handle BIT_FIELD_REFs.
449 (sra_elt_hash): Don't hash bitfld blocks.
450 (sra_elt_eq): Skip them in parent compares as well. Handle
452 (sra_walk_expr): Don't maintain or pass down use_all_p.
453 (scan_use): Remove use_all parameter.
454 (scalarize_use): Likewise. Re-expand assignment to
455 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
456 output, and re-scalarize after output. Don't mark anything
458 (scalarize_ldst): Adjust.
459 (scalarize_walk_gimple_modify_statement): Likewise.
460 (build_element_name_1): Handle BIT_FIELD_REFs.
461 (instantiate_element): Don't warn for any element whose parent
463 (instantiate_missing_elements_1): Return the sra_elt.
464 (canon_type_for_field): New.
465 (try_instantiate_multiple_fields): New.
466 (instantiate_missing_elemnts): Use them.
467 (mark_no_warning): Removed.
468 (generate_one_element_ref): Handle BIT_FIELD_REFs.
469 (REPLDUP, sra_build_elt_assignment): New.
470 (generate_copy_inout): Use them.
471 (generate_element_copy): Likewise. Handle bitfld differences.
472 (generate_element_zero): Don't recurse for blocks. Use
473 sra_build_elt_assignment.
474 (generate_one_element_int): Take elt instead of var. Use
475 sra_build_elt_assignment.
476 (generate_element_init_1): Adjust.
477 (scalarize_use, scalarize_copy): Use REPLDUP.
478 (scalarize_ldst): Move assert before dereference.
479 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
481 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
484 * tree.c (reconstruct_complex_type): Reconstruct a reference
486 Also use the same mode for the pointer as the old pointer type.
488 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
490 * doc/trouble.texi (Interoperation): Remove note about Ultrix
493 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
495 PR rtl-optimization/31676
496 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
497 (df_refs_record): Call it.
499 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
501 * rtl.def (SS_ABS): New code.
502 * config/bfin/bfin.c (print_operand): New modifier 'v'.
503 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
504 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
505 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
506 (bfin_init_builtins): Define them.
507 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
508 (bfin_expand_builtin): ... and handle the others here.
509 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
510 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
511 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
512 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
513 operand is only HImode.
515 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
517 * regclass.c (scan_one_insn): Remove splitting of
520 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
521 Nigel Stephens <nigel@mips.com>
523 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
525 2007-04-28 Jan Hubicka <jh@suse.cz>
527 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
528 insn_locators_alloc instead of insn_locators_initialize;
529 call reset_block_changes.
530 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
531 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
532 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
533 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
534 * config/score/score.c (th_output_mi_thunk): Likewise.
535 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
536 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
537 tolerate uninitialized locator info.
540 * function.c (init_function_start): Don't init line number info.
541 (expand_function_end): Update.
542 (reset_block_changes, record_block_change, finalize_block_changes,
543 check_block_change, free_block_changes): Kill.
544 * function.h (reset_block_changes, record_block_change,
545 finalize_block_changes, check_block_change, free_block_changes): Remove
547 (struct function): Remove ib_boundaries_block.
548 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
549 Use curr_insn_locator to initialize locator.
550 (emit_line_note): Remove.
551 * cfgexpand.c (expand_gimple_cond_expr): Update.
552 (construct_exit_block): Likewise.
553 (tree_expand_cfg): Initialize/finalize locators.
554 * expr.c (expand_expr_real): Update.
555 * cfglayout.c (line_locators_locs, line_locators_lines,
556 file_locators_locs, file_locators_files): Remove.
557 (set_block_levels): Move to cfgexpand.c.
558 (insn_locators_initialize): Remove.
559 (pass_insn_locators_initialize): Remove.
560 (locations_locators_locs, locations_locators_vals): New static vars.
561 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
563 (insn_locators_alloc, insn_locators_finalize,
564 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
566 (locator_location): New.
567 (locator_line, locator_file): Rewrite.
568 * rtl.h (emit_line_note): Kill.
569 (insn_locators_alloc, insn_locators_finalize,
570 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
572 * tree-inline.c (initialize_cfun): Do not initialize
574 * passes.c (pass_insn_locators_initialize): Remove.
576 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
578 * tree-cfg.c (move_block_to_fn): Release bb from dominance
579 info. Update last_basic_block correctly.
581 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
584 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
585 register itself to hold the offset constant. Tell flow the use
586 of r4 and r5 when they are used.
588 2007-04-27 Richard Guenther <rguenther@suse.de>
590 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
591 if we simplified anything.
592 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
593 warnings until we did a simplification and the stmt was not
594 marked as TREE_NO_WARNING.
596 2007-04-27 Mike Stump <mrs@apple.com>
598 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
600 2007-04-27 Ian Lance Taylor <iant@google.com>
603 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
604 TYPE_MAX_VALUE exist, convert them to the new type.
606 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
608 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
609 if it claims to be available.
610 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
612 (perform_tree_ssa_dce): Always free postdominators.
614 2007-04-27 Richard Henderson <rth@redhat.com>
616 * config/alpha/predicates.md (aligned_memory_operand): Mark
617 as define_special_predicate.
618 (unaligned_memory_operand, normal_memory_operand): Likewise.
619 (reg_or_unaligned_mem_operand): Remove.
620 (any_memory_operand): Match the documentation and check for
621 non-renumbered pseudos during reload.
622 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
623 alpha_secondary_reload_class, update to new interface, make static.
624 Handle CQImode like HImode. Remove FP subreg check.
625 (alpha_expand_mov): Use replace_equiv_address.
626 (alpha_expand_mov_nobwx): Use any_memory_operand.
627 (TARGET_SECONDARY_RELOAD): New.
628 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
629 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
630 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
631 * config/alpha/alpha.md: ... here.
632 (RELOAD12, reloadmode): New.
634 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
635 Don't handle the aligned case here.
636 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
637 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
638 reload_inhi_help. Don't expect a scratch register.
639 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
641 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
643 2007-04-27 Richard Guenther <rguenther@suse.de>
645 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
647 2007-04-27 Richard Guenther <rguenther@suse.de>
649 PR tree-optimization/30965
650 PR tree-optimization/30978
651 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
652 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
653 (find_equivalent_equality_comparison): Likewise.
654 (simplify_cond): Likewise.
655 (get_prop_source_stmt): New helper.
656 (get_prop_dest_stmt): Likewise.
657 (can_propagate_from): Likewise.
658 (remove_prop_source_from_use): Likewise.
659 (combine_cond_expr_cond): Likewise.
660 (forward_propagate_comparison): New function.
661 (forward_propagate_into_cond): Rewrite to use fold for
663 (tree_ssa_forward_propagate_single_use_vars): Call
664 forward_propagate_comparison to propagate comparisons.
666 2007-04-27 Richard Guenther <rguenther@suse.de>
668 PR tree-optimization/31715
669 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
670 sure to do computation on the offset in an appropriate
673 2007-04-27 Richard Sandiford <richard@codesourcery.com>
675 * reload.h (elimination_target_reg_p): Declare.
676 * reload.c (find_reloads): Don't apply the reg_rtx move
677 optimization if the SET_DEST satisfies elimination_target_reg_p.
678 * reload1.c (elimination_target_reg_p): New function.
679 (gen_reload): In the move/add2 fallback, make sure that op0
680 does not overlap the destination register.
682 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
684 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
685 transform only GIMPLE_MODIFY_STMTs.
686 * tree-complex.c (expand_complex_operations_1): Ditto.
687 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
688 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
689 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
691 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
692 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
693 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
694 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
695 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
696 slpeel_add_loop_guard): Ditto.
697 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
698 * lambda-code.c (perfect_nestify): Ditto.
699 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
700 before the first statement.
701 * tree-optimize.c (execute_free_datastructures): Fix comments.
702 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
703 * tree-flow.h (disband_implicit_edges): Declaration removed.
704 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
706 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
708 (disband_implicit_edges, has_label_p): Removed.
709 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
710 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
712 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
714 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
716 * cfgexpand.c (label_rtx_for_bb): New function.
717 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
718 Use label_rtx_for_bb to find the labels.
719 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
720 last block. Detect fallthru edges.
722 2007-04-26 Ian Lance Taylor <iant@google.com>
725 * reload.c (find_reloads_subreg_address): If the address was valid
726 in the original mode but not in the new mode, reload the whole
729 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
731 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
732 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
733 (cleanup_control_expr_graph): Do not invalidate dominance info.
734 Record altered blocks.
735 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
736 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
737 cleanup_tree_cfg_bb): New functions.
738 (remove_forwarder_block): Do not maintain the worklist of blocks.
739 Record altered blocks.
740 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
742 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
743 delete_unreachable_blocks if dominators are not available.
744 * tree-inline.c (optimize_inline_calls): Free dominance information
746 * tree-flow.h (remove_edge_and_dominated_blocks,
747 cfgcleanup_altered_bbs): Altered.
748 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
750 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
752 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
753 do not invalidate dominators.
755 2007-04-26 Anatoly Sokolov <aesok@post.ru>
757 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
758 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
759 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
760 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
762 2007-04-26 Steve Ellcey <sje@cup.hp.com>
764 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
766 2007-04-26 Richard Guenther <rguenther@suse.de>
768 PR tree-optimization/31703
769 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
770 the right type for the target of the bittest.
772 2007-04-26 Richard Sandiford <richard@codesourcery.com>
774 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
775 ix86_sol10_return_in_memory.
777 2007-04-26 Richard Sandiford <richard@codesourcery.com>
779 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
782 2007-04-26 Jakub Jelinek <jakub@redhat.com>
785 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
787 PR tree-optimization/30558
788 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
789 clear this_state.prev_try.
791 2007-04-26 Richard Sandiford <richard@codesourcery.com>
792 Mark Mitchell <mark@codesourcery.com>
794 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
795 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
796 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
798 2007-04-26 Richard Sandiford <richard@codesourcery.com>
801 * doc/invoke.texi (%:print-asm-header): Document.
802 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
804 (static_spec_functions): Add print-asm-header.
805 (main): Print a banner before the --target-help linker options.
806 (print_asm_header_spec_function): New function.
808 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
811 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
812 (movsf_ie): Likewise.
814 2007-04-25 Paolo Carlini <pcarlini@suse.de>
816 * doc/extend.texi ([Type Traits]): Adjust per N2255.
818 2007-04-25 Bob Wilson <bob.wilson@acm.org>
820 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
822 (__umodsi3, __modsi3): Likewise.
824 2007-04-25 Dirk Mueller <dmueller@suse.de>
826 * c-typeck.c (build_compound_expr): Annotate warning()
827 call with OPT_Wunused_value.
828 * tree-ssa.c (warn_uninit): Annotate warning with
830 * c-common.c (handle_sentinel_attribute): Annotate warning
831 call with OPT_Wattributes.
833 2007-04-25 Thiemo Seufer <ths@mips.com>
835 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
837 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
838 on to the assembler. Improve handling of -mno-mips16. Add handling
839 of -mno-mips3d, -mno-dsp, -mno-dspr2.
840 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
841 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
842 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
844 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
847 * config/i386/winnt.c (i386_pe_file_end): Strip only
848 USER_LABEL_PREFIX when writing export name.
850 2007-04-25 Richard Sandiford <richard@codesourcery.com>
852 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
853 sh/elf.h, vx-common.h and vxworks.h.
854 * config/sh/sh.h: Include config/vxworks-dummy.h.
855 (SUBTARGET_OVERRIDE_OPTIONS): Define.
856 (OVERRIDE_OPTIONS): Use it.
857 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
858 (vxworks_picreg): New pattern.
859 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
860 VXWORKS_OS_CPP_BUILTINS.
861 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
862 to their VXWORKS_* equivalents.
863 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
864 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
865 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
866 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
867 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
868 -mrtp/-fPIC multilibs.
869 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
870 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
871 (MULTILIB_OSDIRNAMES): Delete.
873 2007-04-25 Anatoly Sokolov <aesok@post.ru>
876 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
878 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
880 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
881 rounding mode to be specified by the caller.
882 (real_to_mpfr) Likewise.
883 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
884 include new arguments.
885 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
887 2007-04-24 Ian Lance Taylor <iant@google.com>
889 PR tree-optimization/31605
890 * tree-vrp.c (set_value_range): Check that min and max are not
891 both overflow infinities.
892 (set_value_range_to_value): New static function.
893 (extract_range_from_binary_expr): Call set_value_range_to_value.
894 (extract_range_from_cond_expr): Likewise.
895 (extract_range_from_expr): Likewise.
896 (extract_range_from_unary_expr): Likewise. Don't create a range
897 which overflows on both sides.
898 (vrp_meet): Check for a useless range.
899 (vrp_visit_phi_node): If we see a constant which looks like an
900 overflow infinity, turn off the TREE_OVERFLOW flag.
902 2007-04-24 Ian Lance Taylor <iant@google.com>
904 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
906 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
909 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
910 diagnostic message is being built.
911 * tree-pretty-print.c (dump_generic_node): Only write the
912 formatted text into BUFFER's stream if we are not building a
914 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
916 * Makefile.in (toplev.o): Depend on tree-pass.h.
918 2007-04-24 Ian Lance Taylor <iant@google.com>
920 PR tree-optimization/31602
921 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
922 conditionals in the copied loop header.
923 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
924 warnings if TREE_NO_WARNING is set.
925 * doc/invoke.texi (Warning Options): Clarify that
926 -Wstrict-overflow does not warn about loops.
928 2007-04-24 Janis Johnson <janis187@us.ibm.com>
930 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
931 expand on the comment about _Decimal128 arguments and check the
932 integer result of the modulus operation; for 64-bit ELF ABI, ensure
933 that _Decimal128 argument uses even/odd register pair.
934 (function_arg): Ditto.
936 2007-04-24 Hui-May Chang <hm.chang@apple.com>
938 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
939 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
941 2007-04-24 Richard Guenther <rguenther@suse.de>
942 Olga Golovanevsky <olga@il.ibm.com>
944 * fold-const.c (multiple_of_p): Check for bottom
947 2007-04-24 Richard Henderson <rth@redhat.com>
949 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
950 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
951 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
952 looking for non-zero bits shifted out. Avoid a recursive call
953 when constructing the scalar.
954 (__floatundisf): Likewise.
956 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
958 * dwarf2out.c (field_byte_offset): Move the existing logic
959 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
960 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
962 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
965 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
966 argument of 0 for memset.
967 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
968 unsigned shift instead of the signed variant.
970 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
972 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
973 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
974 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
975 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
976 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
977 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
978 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
979 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
980 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
981 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
982 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
983 "mul<mode>3", "div<mode>3"): Insn definitions added.
984 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
985 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
986 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
987 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
988 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
989 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
990 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
991 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
992 TARGET_FLOAT_FORMAT): Macro definitions removed.
993 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
994 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
995 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
996 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
997 (s390_gen_rtx_const_DI): Function removed.
998 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1000 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1002 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1003 over an external ffs function.
1005 2007-04-24 Chao-ying Fu <fu@mips.com>
1006 Richard Sandiford <richard@nildram.co.uk>
1008 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1009 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1010 (smadd_widen_optab, umadd_widen_optab): Define.
1011 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1013 * genopinit.c (optabs): Fill in smadd_widen_optab and
1015 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1016 and umadd_widen_optab to implement multiply-add sequences.
1017 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1018 (<u>maddsidi4): ...this. Extend condition to include
1019 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1020 of operand 0 to "ka" and use the three-operand form of madd<u>
1022 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1024 * config/mips/constraints.md (ka): New register constraint.
1026 2007-04-24 Jan Hubicka <j@suse.cz>
1030 2007-04-23 Jan Hubicka <jh@suse.cz>
1031 * function.c (init_function_start): Don't init line number info.
1032 (expand_function_end): Update.
1033 (reset_block_changes, record_block_change, finalize_block_changes,
1034 check_block_change, free_block_changes): Kill.
1035 * function.h (reset_block_changes, record_block_change,
1036 finalize_block_changes, check_block_change, free_block_changes): Remove
1038 (struct function): Remove ib_boundaries_block.
1039 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1040 Use curr_insn_locator to initialize locator.
1041 (emit_line_note): Remove.
1042 * cfgexpand.c (expand_gimple_cond_expr): Update.
1043 (construct_exit_block): Likewise.
1044 (tree_expand_cfg): Initialize/finalize locators.
1045 * expr.c (expand_expr_real): Update.
1046 * cfglayout.c (line_locators_locs, line_locators_lines,
1047 file_locators_locs, file_locators_files): Remove.
1048 (set_block_levels): Move to cfgexpand.c.
1049 (insn_locators_initialize): Remove.
1050 (pass_insn_locators_initialize): Remove.
1051 (locations_locators_locs, locations_locators_vals): New static vars.
1052 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1054 (insn_locators_alloc, insn_locators_finalize,
1055 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1057 (locator_location): New.
1058 (locator_line, locator_file): Rewrite.
1059 * rtl.h (emit_line_note): Kill.
1060 (insn_locators_alloc, insn_locators_finalize,
1061 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1063 * tree-inline.c (initialize_cfun): Do not initialize
1064 ib_boundaries_block.
1065 * passes.c (pass_insn_locators_initialize): Remove.
1067 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1069 * doc/invoke.texi: Removed leading '-' from option index entries.
1071 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1073 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1075 (create_phi_node): Use set_phi_nodes.
1076 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1077 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1078 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1079 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1080 (bsi_start, bsi_last): Use bb_stmt_list.
1081 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1082 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1083 Traverse the statements using tsi iterator.
1084 * basic-block.h (struct basic_block_def): Fields stmt_list
1085 and phi_nodes moved to ...
1086 (struct tree_bb_info): ... new structure.
1087 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1088 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1089 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1090 (tree_verify_flow_info): Verify that il.tree is not set for
1091 entry and exit block.
1092 (tree_split_block): Use set_bb_stmt_list.
1094 2007-04-23 Mike Stump <mrs@apple.com>
1096 * config/i386/i386.c (ix86_tune_features
1097 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1100 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1102 * config/i386/i386.md (prefix_extra): New attribute.
1103 (length): Add prefix_extra.
1105 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1106 (sse2_movntv2di): Likewise.
1107 (sse2_cvtps2dq): Likewise.
1108 (sse2_cvtpd2pi): Likewise.
1109 (sse2_cvttpd2pi): Likewise.
1110 (*sse2_cvtpd2ps): Likewise.
1111 (*add<mode>3): Likewise.
1112 (sse2_ssadd<mode>3): Likewise.
1113 (sse2_usadd<mode>3): Likewise.
1114 (*sub<mode>3): Likewise.
1115 (sse2_sssub<mode>3): Likewise.
1116 (sse2_ussub<mode>3): Likewise.
1117 (*mulv8hi3): Likewise.
1118 (*smulv8hi3_highpart): Likewise.
1119 (*umulv8hi3_highpart): Likewise.
1120 (sse2_umulv2siv2di3): Likewise.
1121 (sse2_pmaddwd): Likewise.
1122 (ashr<mode>3): Likewise.
1123 (lshr<mode>3): Likewise.
1124 (ashl<mode>3): Likewise.
1125 (sse2_ashlti3): Likewise.
1126 (sse2_lshrti3): Likewise.
1127 (*umaxv16qi3): Likewise.
1128 (*smaxv8hi3): Likewise.
1129 (*uminv16qi3): Likewise.
1130 (*sminv8hi3): Likewise.
1131 (sse2_eq<mode>3): Likewise.
1132 (sse2_gt<mode>3): Likewise.
1133 (*and<mode>3): Likewise.
1134 (sse2_nand<mode>3): Likewise.
1135 (*ior<mode>3): Likewise.
1136 (*xor<mode>3): Likewise.
1137 (sse2_packsswb): Likewise.
1138 (sse2_packssdw): Likewise.
1139 (sse2_packuswb): Likewise.
1140 (sse2_punpckhbw): Likewise.
1141 (sse2_punpcklbw): Likewise.
1142 (sse2_punpckhwd): Likewise.
1143 (sse2_punpcklwd): Likewise.
1144 (sse2_punpckhdq): Likewise.
1145 (sse2_punpckldq): Likewise.
1146 (sse2_punpckhqdq): Likewise.
1147 (sse2_punpcklqdq): Likewise.
1148 (*sse2_pinsrw): Likewise.
1149 (*sse2_pextrw): Likewise.
1150 (sse2_pshufd_1): Likewise.
1151 (sse2_uavgv16qi3): Likewise.
1152 (sse2_uavgv8hi3): Likewise.
1153 (sse2_psadbw): Likewise.
1154 (sse2_pmovmskb): Likewise.
1155 (*sse2_maskmovdqu): Likewise.
1156 (*sse2_maskmovdqu_rex64): Likewise.
1157 (sse4a_extrqi): Likewise.
1158 (sse4a_extrq): Likewise.
1159 (sse3_lddqu): Set prefix_rep.
1160 (sse3_addsubv4sf3): Likewise.
1161 (sse3_haddv4sf3): Likewise.
1162 (sse3_hsubv4sf3): Likewise.
1163 (sse_cvtss2si): Likewise.
1164 (sse_cvtss2si_2): Likewise.
1165 (sse_cvtss2siq): Likewise.
1166 (sse_cvtss2siq_2): Likewise.
1167 (sse_cvttss2si): Likewise.
1168 (sse_cvttss2siq): Likewise.
1169 (sse2_cvttps2dq): Likewise.
1170 (sse3_movshdup): Likewise.
1171 (sse3_movsldup): Likewise.
1172 (sse2_cvtsd2si): Likewise.
1173 (sse2_cvtsd2si_2): Likewise.
1174 (sse2_cvtsd2siq): Likewise.
1175 (sse2_cvtsd2siq_2): Likewise.
1176 (sse2_cvttsd2si): Likewise.
1177 (sse2_cvttsd2siq): Likewise.
1178 (*sse2_cvtpd2dq): Likewise.
1179 (*sse2_cvttpd2dq): Likewise.
1180 (sse2_pshuflw_1): Likewise.
1181 (sse2_pshufhw_1): Likewise.
1182 (sse4a_insertqi): Likewise.
1183 (sse4a_insertq): Likewise.
1184 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1185 (ssse3_phadddv4si3): Likewise.
1186 (ssse3_phaddswv8hi3): Likewise.
1187 (ssse3_phsubwv8hi3): Likewise.
1188 (ssse3_phsubdv4si3): Likewise.
1189 (ssse3_phsubswv8hi3): Likewise.
1190 (ssse3_pmaddubswv8hi3): Likewise.
1191 (ssse3_pmulhrswv8hi3): Likewise.
1192 (ssse3_pshufbv16qi3): Likewise.
1193 (ssse3_psign<mode>3): Likewise.
1194 (ssse3_palignrti): Likewise.
1195 (abs<mode>2): Likewise.
1196 (ssse3_phaddwv4hi3): Set prefix_extra.
1197 (ssse3_phadddv2si3): Likewise.
1198 (ssse3_phaddswv4hi3): Likewise.
1199 (ssse3_phsubwv4hi3): Likewise.
1200 (ssse3_phsubdv2si3): Likewise.
1201 (ssse3_phsubswv4hi3): Likewise.
1202 (ssse3_pmaddubswv4hi3): Likewise.
1203 (ssse3_pmulhrswv4hi3): Likewise.
1204 (ssse3_pshufbv8qi3): Likewise.
1205 (ssse3_psign<mode>3): Likewise.
1206 (ssse3_palignrdi): Likewise.
1207 (abs<mode>2): Likewise.
1208 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1209 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1210 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1212 2007-04-23 Nick Clifton <nickc@redhat.com>
1214 * params.def: Fix formatting of emacs local variables.
1216 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1218 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1219 move if inter-unit move isn't allowed.
1220 Don't split moving the first element of V2DI to DI to inter-unit
1221 move if inter-unit move isn't allowed.
1223 2007-04-23 Richard Guenther <rguenther@suse.de>
1225 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1226 and CDI_POST_DOMINATORS separately.
1228 2007-04-23 Nick Clifton <nickc@redhat.com>
1230 * c.opt (Wformat-contains-nul): Add warning attribute.
1232 2007-04-23 Jan Hubicka <jh@suse.cz>
1234 * function.c (init_function_start): Don't init line number info.
1235 (expand_function_end): Update.
1236 (reset_block_changes, record_block_change, finalize_block_changes,
1237 check_block_change, free_block_changes): Kill.
1238 * function.h (reset_block_changes, record_block_change,
1239 finalize_block_changes, check_block_change, free_block_changes): Remove
1241 (struct function): Remove ib_boundaries_block.
1242 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1243 Use curr_insn_locator to initialize locator.
1244 (emit_line_note): Remove.
1245 * cfgexpand.c (expand_gimple_cond_expr): Update.
1246 (construct_exit_block): Likewise.
1247 (tree_expand_cfg): Initialize/finalize locators.
1248 * expr.c (expand_expr_real): Update.
1249 * cfglayout.c (line_locators_locs, line_locators_lines,
1250 file_locators_locs, file_locators_files): Remove.
1251 (set_block_levels): Move to cfgexpand.c.
1252 (insn_locators_initialize): Remove.
1253 (pass_insn_locators_initialize): Remove.
1254 (locations_locators_locs, locations_locators_vals): New static vars.
1255 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1257 (insn_locators_alloc, insn_locators_finalize,
1258 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1260 (locator_location): New.
1261 (locator_line, locator_file): Rewrite.
1262 * rtl.h (emit_line_note): Kill.
1263 (insn_locators_alloc, insn_locators_finalize,
1264 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1266 * tree-inline.c (initialize_cfun): Do not initialize
1267 ib_boundaries_block.
1268 * passes.c (pass_insn_locators_initialize): Remove.
1270 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1273 * expr.c (reduce_to_bit_field_precision): Handle
1276 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
1278 PR tree-optimization/24659
1279 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
1280 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
1281 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
1282 * genopinit.c (optabs): Rename vec_pack_mod_optab
1283 to vec_pack_trunc_optab.
1284 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
1285 early for scalar floating point operands for NOP_EXPR.
1286 (vectorizable_type_promotion): Ditto.
1287 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
1288 vec_pack_trunc_optab.
1289 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
1291 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
1292 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
1293 Rename from VEC_PACK_MOD_EXPR.
1294 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
1295 * expr.c (expand_expr_real_1): Ditto.
1296 * tree-inline.c (estimate_num_insns_1): Ditto.
1297 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1299 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
1300 (vec_unpacks_lo_v4sf): Ditto.
1301 (vec_pack_trunc_v2df): Ditto.
1302 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
1303 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1304 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
1306 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
1308 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1310 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
1311 Rename from VEC_PACK_MOD_EXPR. This expression also represent
1312 packing of floating point operands.
1313 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
1314 represent unpacking of floating point operands.
1315 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
1316 [vec_unpacks_hi]: Ditto.
1317 [vec_unpacks_lo]: Ditto.
1319 2007-04-22 Jan Hubicka <jh@suse.cz>
1321 * final.c (rest_of_handle_final): Call
1322 targetm.asm_out.constructor/targetm.asm_out.destructor
1323 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
1324 proper priority via decl_*_priority_insert.
1325 * c-common.c (c_expand_body): Likewise.
1327 2007-04-22 Richard Guenther <rguenther@suse.de>
1329 PR tree-optimization/29789
1330 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
1331 (rewrite_reciprocal): New helper split out from
1332 determine_invariantness_stmt.
1333 (rewrite_bittest): Likewise.
1334 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
1335 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
1338 2007-04-22 Revital Eres <eres@il.ibm.com>
1340 * loop-unroll.c (var_to_expand): New field to support also
1341 insns of the form x = something + x.
1342 (analyze_insn_to_expand_var): Use it.
1343 (expand_var_during_unrolling): Likewise.
1345 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1347 * predict.c: Include pointer-set.h.
1348 (bb_predictions): New variable.
1349 (tree_predicted_by_p, tree_predict_edge,
1350 remove_predictions_associated_with_edge): Use bb_predictions map
1351 instead of bb->predictions.
1352 (clear_bb_predictions, assert_is_empty): New functions.
1353 (combine_predictions_for_bb): Use bb_predictions map. Call
1354 clear_bb_predictions.
1355 (tree_estimate_probability): Create and free bb_predictions map.
1356 * Makefile.in (predict.o): Add pointer-set.h dependency.
1357 * basic-block.h (struct basic_block_def): Remove predictions
1359 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
1361 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1364 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
1367 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1369 * timevar.c (timevar_print): Change reference of --disable-checking to
1370 --enable-checking=release. Also warn if assert checking is disabled.
1372 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1375 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
1376 decl as addressable if the compound literal was marked as
1378 Mark the decl as a gimple register if it is a complex or
1379 vector decl and does not live in memory.
1381 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1383 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
1384 (GENERIC_NEXT): New function macro.
1385 (PHI_CHAIN): Use phi_node's new chain variable.
1386 (tree_phi_node): Change tree_common to tree_base
1387 and add the chain field.
1388 * tree-phinodes.c (make_phi_node): Don't set
1389 TREE_TYPE on the new node.
1390 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
1391 instead of checking GIMPLE_TUPLE_P in chain_next.
1392 * tree-vect-transform.c
1393 (get_initial_def_for_induction): Look at
1394 PHI_RESULT_TREE for the type of the phi node.
1395 (update_vuses_to_preheader): Use PHI_CHAIN
1396 instead of TREE_CHAIN on the phi node.
1397 * tree-ssa-structalias.c (compute_points_to_sets):
1399 (ipa_pta_execute): Likewise.
1401 2007-04-21 Richard Guenther <rguenther@suse.de>
1404 * fold-const.c (fold_unary): Call fold_convert_const on the
1407 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
1409 * gcse.c (store_killed_in_insn): Handle PARALLELs.
1410 (store_killed_in_pat): New.
1412 2007-04-20 Richard Henderson <rth@redhat.com>
1415 * config/i386/i386.c (type_has_variadic_args_p): Look for any
1416 TREE_LIST with a void_type_node value, not void_list_node exactly.
1418 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
1420 * doc/standards.texi: Re-arrange into language-specific
1421 subsections. Add a C++ section, documenting which standards we
1424 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1426 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
1427 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
1429 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
1431 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
1432 ecrti.o and crtbegin.o.
1433 (LIB_DEFAULT_SPEC): Include -lc.
1434 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
1436 2007-04-20 Richard Henderson <rth@redhat.com>
1439 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
1440 argument; update all callers.
1441 (get_unaligned_offset): New.
1442 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
1443 get_unaligned_address, just pass on the address directly.
1444 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
1445 the subreg in the helper patterns.
1446 (unaligned_extendqidi_le): Use get_unaligned_offset.
1447 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
1448 (unaligned_extendhidi_be): Likewise.
1449 (unaligned_extendhidi): Tidy.
1450 * config/alpha/alpha-protos.h: Update.
1452 2007-04-20 Richard Henderson <rth@redhat.com>
1454 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
1455 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1456 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
1457 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1458 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1459 (CPP_SPEC): Don't include %(cpp_subtarget).
1460 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
1461 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1462 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
1464 2007-04-20 Jakub Jelinek <jakub@redhat.com>
1466 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
1467 for __builtin_ia32_cmpordss.
1469 PR tree-optimization/31632
1470 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1471 and arg1 for optimizations of comparison against min/max values.
1472 Fold arg0 to arg1's type for optimizations of comparison against
1473 min+1 and max-1 values.
1475 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
1477 * reload.c (combine_reloads): When trying to use a dying register,
1478 check whether it's uninitialized and don't use if so.
1480 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
1482 * fold-const.c: Remove prototypes for native_encode_expr and
1483 native_interpret_expr.
1484 (native_encode_expr): Make non-static.
1485 (native_interpret_expr): Likewise.
1486 * tree.h: Add prototypes for the above.
1488 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1490 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
1491 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
1492 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
1493 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
1494 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
1495 Add length attributes.
1497 2007-04-19 Janis Johnson <janis187@us.ibm.com>
1499 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
1502 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
1503 __STDC_WANT_DEC_FP__.
1505 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1507 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
1508 for long double compatibility.
1509 * configure: Regenerate.
1511 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1513 PR rtl-optimization/29841
1514 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
1516 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
1517 that may cause control flow transfer from being moved.
1519 2007-04-18 Jan Hubicka <jh@suse.cz>
1521 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
1524 2007-04-18 Eric Christopher <echristo@apple.com>
1526 * config/rs6000/darwin.md (load_macho_picbase): Use link register
1527 only. Update operands.
1528 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
1529 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
1530 link register to pic register.
1532 2007-04-18 Dirk Mueller <dmueller@suse.de>
1535 * tree-vrp.c (search_for_addr_array): New.
1536 (check_array_bounds): Suppress warning about
1537 address taken of array refs if its not de-referenced.
1539 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1541 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
1542 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
1544 * tree-vectorizer.h (NITERS_KNOWN_P): New.
1545 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
1546 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
1548 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1550 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
1552 (vect_analyze_scalar_cycles): Fix indentation.
1553 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
1554 (vect_mark_relevant): Include phis in relevance analysis.
1556 * tree-vect-transform.c (vect_transform_loop): Add an assert.
1558 2007-04-18 Anatoly Sokolov <aesok@post.ru>
1560 * config/avr/avr.c (ptrreg_to_str): Replace error() with
1561 output_operand_lossage().
1563 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1565 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
1566 the unused code for reduction without adjust-in-epilog to simplify the
1569 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
1571 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
1572 (S390_TDC_NEGATIVE_ZERO): New constant.
1573 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
1574 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
1575 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
1576 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
1577 (S390_TDC_POSITIVE_INFINITY): New constant.
1578 (S390_TDC_NEGATIVE_INFINITY): New constant.
1579 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
1580 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
1581 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
1582 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
1583 (S390_TDC_INFINITY): New constant.
1584 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
1585 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
1586 optimization for UNSPEC_CCZ_TO_INT.
1587 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
1588 ("*ccz_to_int"): New insn.
1589 ("isinf<mode>2"): New insn.
1590 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
1591 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
1592 (UNSPEC_CCZ_TO_INT): New constant.
1594 2007-04-18 Richard Guenther <rguenther@suse.de>
1596 PR tree-optimization/19431
1597 PR tree-optimization/21463
1598 * tree-pass.h (pass_phiprop): Declare.
1599 * passes.c (init_optimization_passes): New phiprop pass.
1600 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
1601 (phivn_valid_p): New helper function.
1602 (phiprop_insert_phi): Likewise.
1603 (propagate_with_phi): Likewise.
1604 (tree_ssa_phiprop): New propagator propagating loads
1605 through phi nodes if profitable.
1607 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1609 * tree-vect-analyze.c (process_use): New function.
1610 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
1611 Check phis in all bbs.
1612 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
1615 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1617 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
1620 2007-04-17 Anatoly Sokolov <aesok@post.ru>
1623 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1626 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
1628 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1630 (sse_vmmulv4sf3): Likewise.
1631 (sse2_vmaddv2df3): Likewise.
1632 (sse2_vmmulv2df3): Likewise.
1634 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
1636 PR rtl-optimization/31360
1637 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
1638 (target_reg_cost): New.
1639 (init_set_costs): Initialize target_reg_cost. Add comments
1640 regarding the rationale of the costs.
1641 (global_cost_for_size): Renamed to...
1642 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
1643 of register pressure.
1644 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
1645 estimate_reg_pressure_cost. Add number of ivs.
1646 (determine_set_costs): Dump target_reg_cost.
1647 * loop-invariant.c (gain_for_invariant): Use
1648 estimate_reg_pressure_cost. Removed n_inv_uses argument.
1649 (best_gain_for_invariant, find_invariants_to_move): Remove
1651 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
1652 (target_reg_cost): Declare.
1653 (global_cost_for_size): Declaration removed.
1654 (estimate_reg_pressure_cost): Declare.
1656 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
1658 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
1659 regnos into even/odd register pairs.
1660 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
1661 TDmode similar to the other floating point modes.
1662 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
1663 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
1665 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
1666 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
1667 (movdd_hardfloat64): Use TARGET_MFPGPR.
1669 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
1671 * reload1.c (delete_output_reload): Don't count output in n_inherited.
1674 2005-01-05 Richard Henderson <rth@redhat.com>
1676 * reload1.c (do_input_reload): Restrict the optimization deleteing
1677 a previous output reload to RELOAD_FOR_INPUT.
1679 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
1681 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
1682 induc_vec_info_type.
1683 (vectorizable_induction): New function declaration.
1684 * tree-vect-transform.c (get_initial_def_for_induction): No need to
1685 check if already vectorized. Find first place in BB where new stmts
1686 can be inserted. Takes only one argument.
1687 (vectorizable_induction): New function.
1688 (vect_transform_stmt): Add case for induc_vec_info_type to call
1689 vectorizable_induction.
1690 (vect_transform_loop): Consider phis for vectorization.
1691 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
1693 (analyze_operations): Call vectorizable_induction when analyzing phis.
1695 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
1696 (vect_mark_relevant): Include phis in relevance analysis.
1697 (vect_mark_stmts_to_be_vectorize): Likewise.
1698 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
1700 2007-04-16 Lawrence Crowl <crowl@google.com>
1702 * doc/invoke.texi (Debugging Options): Add documentation for the
1703 -femit-struct-debug options -femit-struct-debug-baseonly,
1704 -femit-struct-debug-reduced, and
1705 -femit-struct-debug-detailed[=...].
1707 * c-opts.c (c_common_handle_option): Add
1708 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
1709 and OPT_femit_struct_debug_detailed_.
1710 * c.opt: Add specifications for
1711 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
1712 and -femit-struct-debug-detailed[=...].
1713 * opts.c (set_struct_debug_option): Parse the
1714 -femit-struct-debug-... options.
1715 * opts.c (matches_main_base, main_input_basename,
1716 main_input_baselength, base_of_path, matches_main_base): Add
1717 variables and functions to compare header base name to compilation
1719 * opts.c (should_emit_struct_debug): Add to determine to emit a
1720 structure based on the option.
1721 (dump_struct_debug) Also disabled function to debug this
1723 * opts.c (handle_options): Save the base name of the
1726 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
1727 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
1728 This hook indicates if a type is generic. Set it by default
1730 * langhooks.h (struct lang_hooks_for_types): Add a new hook
1731 to determine if a struct type is generic or not.
1732 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
1733 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
1734 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
1737 * flags.h (enum debug_info_usage): Add an enumeration to describe
1738 a program's use of a structure type.
1739 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
1740 to indicate the program's usage of the type. Filter structs based
1741 on the -femit-struct-debug-... specification.
1742 (gen_type_die): Split into two routines, gen_type_die and
1743 gen_type_die_with_usage. gen_type_die is now a wrapper
1744 that assumes direct usage.
1745 (gen_type_die_with_usage): Replace calls to gen_type_die
1746 with gen_type_die_with_usage adding the program usage of
1747 the referenced type.
1748 (dwarf2out_imported_module_or_decl): Suppress struct debug
1749 information using should_emit_struct_debug when appropriate.
1751 2007-04-16 Ian Lance Taylor <iant@google.com>
1753 PR tree-optimization/31522
1754 * tree-vrp.c (vr_phi_edge_counts): New static variable.
1755 (vrp_initialize): Allocate vr_phi_edge_counts.
1756 (vrp_visit_phi_node): Don't push to infinity if we saw a new
1757 executable edge. Drop test for all constants.
1758 (vrp_finalize): Free vrp_phi_edge_counts.
1760 * doc/cpp.texi (Common Predefined Macros): Clarify description of
1761 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1763 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
1764 predecessors at head rather than tail.
1766 2007-04-16 Matthias Klose <doko@debian.org>
1768 * config/alpha/linux.h (CPP_SPEC): Define.
1769 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
1771 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
1773 * function.h: Remove sequence_stack extern declaration.
1775 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1777 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
1779 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
1782 2007-04-16 Anatoly Sokolov <aesok@post.ru>
1784 * config/avr/avr.c (avr_arch_types): Rearranging array.
1785 (enum avr_arch): Add.
1786 (avr_mcu_types): Use avr_arch enumeration constants instead of
1788 * config/avr/avr.h (LINK_SPEC): Simplify.
1790 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1792 * config/m68k/m68k.c (m68k_libcall_value,
1793 m68k_function_value): Use macros for register names more.
1795 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
1797 (M68K_REGNAME): Use A6_REG.
1798 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
1800 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1803 * sched-int.h (struct deps): Split field 'pending_lists_length' into
1804 'pending_read_list_length' and 'pending_write_list_length'. Update
1806 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
1807 to handle two length counters instead of one. Update all uses.
1808 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
1809 two length counters instead of one.
1810 * sched-rgn.c (propagate_deps): Update to handle two length counters
1813 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
1816 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
1817 copy of source, pass it to ix86_expand_vector_set and return
1820 2007-04-16 David Ung <davidu@mips.com>
1821 Joseph Myers <joseph@codesourcery.com>
1823 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
1824 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
1825 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1826 Add 74K processor information.
1827 * config/mips/mips.md: Include 74k.md.
1828 (cpu): Add 74kc,74kf,74kx.
1829 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
1830 * config/mips/74k.md: New.
1831 * doc/invoke.texi (MIPS Options): Document 74K support.
1833 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
1835 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
1836 vectorizable_* functions.
1837 * tree-vect-transform.c (vectorizable_call): Add check for
1838 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
1839 (vectorizable_store): likewise.
1840 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
1842 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1843 (vectorizable_type_promotion, vectorizable_load): Likewise.
1844 (vectorizable_live_operation, vectorizable_condition): Likewise.
1845 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
1847 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
1849 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1851 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
1852 register numbers more.
1853 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
1854 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
1855 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
1856 FUNCTION_VALUE_REGNO_P): Likewise.
1857 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
1858 STATIC_CHAIN_REGNUM): Likewise.
1859 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
1860 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
1861 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
1862 * config/m68k/m68k.md (FP_REG): New.
1864 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1866 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
1869 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1871 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
1872 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
1875 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1877 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
1880 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1883 * c-decl.c (finish_decl): Grab the type of the decl after the call
1884 to store_init_value.
1886 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
1888 * common.opt (fforward-propagate): Fix "Optimization" annotation.
1890 2007-04-14 Jakub Jelinek <jakub@redhat.com>
1893 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
1894 post dominators and cleanup cfg before returning.
1896 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
1898 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
1899 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
1901 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
1903 * config.gcc: Recognize fido.
1904 * config/m68k/m68k-devices.def (fidoa): New.
1905 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
1907 (FL_FIDOA, TARGET_FIDOA): New.
1908 * config/m68k/m68k.opt (mfidoa): New.
1910 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1913 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
1914 when a personality function is used.
1916 2007-04-13 Bob Wilson <bob.wilson@acm.org>
1918 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
1920 2007-04-13 Mike Stump <mrs@apple.com>
1922 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
1924 * config/darwin.opt (fapple-kext): Make C++ only.
1925 * config/darwin.c (darwin_override_options): Remove code to ensure
1926 -fapple-kext is given for C++ only.
1928 2007-04-13 Richard Sandiford <richard@codesourcery.com>
1930 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
1931 * config/mips/mips.c (override_options): Call
1932 SUBTARGET_OVERRIDE_OPTIONS, if defined.
1934 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1936 * config/i386/i386.opt (msvr3-shlib): Removed.
1938 * doc/invoke.texi: Remove -msvr3-shlib.
1940 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1942 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
1943 with "popcnt" instruction.
1945 2007-04-13 Richard Guenther <rguenther@suse.de>
1947 PR tree-optimization/21258
1948 * tree-vrp.c (compare_case_labels): New helper.
1949 (find_switch_asserts): New function.
1950 (find_assert_locations): Call it for SWITCH_EXPRs.
1952 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
1954 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
1955 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
1956 check is now implied in X87_FLOAT_MODE_P.
1957 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1958 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1959 (fix_trunc<mode>_i386_fisttp): Ditto.
1960 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1961 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1962 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1963 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1964 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1965 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1966 (unnamed_splitters): Ditto.
1967 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
1968 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
1969 FIRST_SSE_REG for local functions when SSE math is enabled or
1970 for functions with sseregparm attribute.
1971 (standard_80387_constant_p): Return -1 if mode is not
1973 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
1974 (ix86_expand_compare): Ditto.
1975 (ix86_expand_carry_flag_compare): Ditto.
1976 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
1977 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
1978 DECIMAL_FLOAT_MODE_P.
1979 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
1980 of SCALAR_FLOAT_MODE_P.
1981 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
1982 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
1983 checks before FLOAT_MODE_P.
1984 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
1985 before FLOAT_MODE_P.
1990 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
1992 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
1993 Charles Wilson <libtool@cwilson.fastmail.fm>
1995 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
1996 (libgcc.mvars): Don't depend on them.
1997 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
1998 * exec-tool.in: New.
2000 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2002 * doc/invoke.text (--help): Document --help=common.
2004 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2006 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2008 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2010 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2011 * genemit.c (main): Emit #include "integrate.h".
2012 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2013 (LOADGP_RTP): New mips_loadgp_style.
2014 * config/mips/mips.h: Include config/vxworks-dummy.h.
2015 (TARGET_RTP_PIC): New macro.
2016 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2017 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2018 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2020 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2021 -mvxworks-pic when using -mrtp and a PIC option.
2022 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2024 (mips_symbolic_constant_p, mips_symbolic_address_p)
2025 (mips_symbol_insns): Handle SYMBOL_HALF.
2026 (override_options): Warn about -G and -mrtp being used together.
2027 Initialize mips_lo_relocs[SYMBOL_HALF].
2028 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2029 (mips_emit_loadgp): Handle LOADGP_RTP.
2030 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2031 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2032 (tablejump): Handle function-relative case table entries if
2034 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2036 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2038 * config/mips/mips.md (load_call<mode>): Allow any general register.
2040 (sibcall_value_internal, sibcall_value_multiple_internal)
2041 (call_value_internal, call_value_split, call_value_multiple_internal)
2042 (call_value_multiple_split): Remove constraints from operand 0.
2044 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2046 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2047 rather than loadgp_noshared.
2048 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2049 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2051 * config/mips/mips.md (loadgp): Rename to...
2052 (loadgp_newabi): ...this.
2053 (loadgp_noshared): Rename to...
2054 (loadgp_absolute): ...this.
2056 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2058 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2059 false for locally-binding symbols.
2060 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2062 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2064 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2065 (SYMBOL_GOT_PAGE_OFST): ...this.
2066 (SYMBOL_GOT_GLOBAL): Rename to...
2067 (SYMBOL_GOT_DISP): ...this.
2068 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2069 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2070 * config/mips/mips.c (mips_global_symbol_p): New function.
2071 (mips_symbol_binds_local_p): Likewise.
2072 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2073 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2074 and mips_symbol_binds_local_p.
2075 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2076 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2077 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2079 (mips_ok_for_lazy_binding_p): New function.
2080 (mips_load_call_address, mips_expand_call): Use it.
2081 (mips_dangerous_for_la25_p): Likewise.
2082 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2083 (*got_disp<mode>): Use got_disp_operand instead of
2084 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2085 SYMBOL_GOTOFF_GLOBAL.
2086 (*got_page<mode>): Use got_page_ofst_operand instead of
2088 * config/mips/predicates.md (const_call_insn_operand): Use
2089 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2090 (global_got_operand): Rename to...
2091 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2093 (local_got_operand): Rename to...
2094 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2095 of SYMBOL_GOT_LOCAL.
2097 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2099 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2100 TARGET_CALL_CLOBBERED_GP.
2101 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2102 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2103 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2104 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2105 of TARGET_ABICALLS && !TARGET_NEWABI.
2106 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2107 * config/mips/mips.c (mips_load_call_address): Check
2108 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2109 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2110 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2111 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2112 TARGET_ABICALLS && TARGET_NEWABI.
2113 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2115 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2116 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2117 TARGET_ABICALLS && TARGET_NEWABI.
2118 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2119 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2120 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2121 whether indirect calls must use $25.
2122 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2124 * config/mips/mips.md (jal_macro): Check flag_pic and
2125 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2126 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2127 instead of TARGET_ABICALLS.
2128 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2129 TARGET_ABICALLS && TARGET_OLDABI.
2130 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2131 (sibcall): In the comment above the define_insn, mention
2132 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2133 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2134 instead of TARGET_ABICALLS.
2136 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2138 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2139 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2140 (MACFLAGS_MATCH_P): New macro.
2141 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2142 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2143 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2144 the other MACFLAG constants.
2145 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2146 (flag_machi): Tighten constraints. Renumber some of the operands.
2147 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2149 (flag_machi_parts_acconly): New pattern.
2150 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2152 (flag_macinit1hi): Tighten constraints.
2153 (flag_mul_macv2hi_parts_acconly): New pattern.
2155 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2156 Use a more efficient implementation.
2157 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2158 inline sequences when not optimizing for size.
2160 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2161 movhi_high2low): Delete, merge functionality into...
2162 (packv2hi): ... this pattern.
2164 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2165 * config/bfin/bfin.opt (msim): New option.
2166 (mcpu=): New option.
2167 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2168 (bfin_cpu_t): Typedef of enum bfin_cpu.
2169 (bfin_cpu_type): New declaration.
2170 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2171 -msim and -mcpu= options.
2172 (LIB_SPEC): Likewise.
2173 * config/bfin/bfin.c (bfin_cpu_type): Define.
2174 (bfin_handle_option): Handle -mcpu= option.
2175 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2176 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2177 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2179 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2181 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2182 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2183 (powerpc-wrs-vxworksae): Use ${tm_file}.
2184 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2185 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2186 * config/i386/vx-common.h: New file.
2188 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2190 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2193 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2195 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2198 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2202 * c-common.c (c_build_qualified_type): Set canonical type
2205 2007-04-12 Richard Guenther <rguenther@suse.de>
2207 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2208 lower bound and element size if lower bound is not zero
2209 or either of the ARRAY_REF operands is set.
2211 2007-04-12 Richard Guenther <rguenther@suse.de>
2213 PR tree-optimization/24689
2214 PR tree-optimization/31307
2215 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2217 * gimplify.c (canonicalize_addr_expr): To be consistent with
2218 gimplify_compound_lval only set operands two and three of
2219 ARRAY_REFs if they are not gimple_min_invariant. This makes
2220 it never at this place.
2221 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2223 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2225 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2226 null before emitting a .nsubspa directive.
2228 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2230 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2231 need_to_partition_p if there are no memory statements in the
2234 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2236 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2237 (gcd_of_steps_may_divide_p): New function.
2238 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2240 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2242 * reload.c (find_reloads_toplev, find_reloads_address,
2243 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2244 not a pointer equality test, to decide if we need to call
2245 push_reg_equiv_alt_mem.
2247 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2249 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2250 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2251 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2253 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2255 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
2256 vector to be positive.
2258 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2262 * doc/invoke.texi: Document --params max-aliased-vops and
2264 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
2265 debug_memory_partitions): Move to tree-flow.h
2266 * params.h (AVG_ALIASED_VOPS): Define.
2267 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
2269 (mp_info_t): Likewise.
2270 (get_mem_sym_stats_for): New.
2271 (set_memory_partition): Move from tree-flow-inline.h.
2272 (mark_non_addressable): Only clear the set of symbols for the
2273 partition if it exists.
2274 (dump_memory_partitions): Move from tree-ssa-operands.c
2275 (debug_memory_partitions): Likewise.
2276 (need_to_partition_p): New.
2277 (dump_mem_ref_stats): New.
2278 (debug_mem_ref_stats): New.
2279 (dump_mem_sym_stats): New.
2280 (debug_mem_sym_stats): New.
2281 (update_mem_sym_stats_from_stmt): New.
2282 (compare_mp_info_entries): New.
2283 (mp_info_cmp): Call it.
2284 (sort_mp_info): Change argument to a list of mem_sym_stats_t
2286 (get_mpt_for): Move from tree-ssa-operands.c.
2287 (find_partition_for): New.
2288 (create_partition_for): Remove.
2289 (estimate_vop_reduction): New.
2290 (update_reference_counts): New.
2291 (build_mp_info): New.
2292 (compute_memory_partitions): Refactor.
2293 Document new heuristic.
2294 Call build_mp_info, update_reference_counts,
2295 find_partition_for and estimate_vop_reduction.
2296 (compute_may_aliases): Populate virtual operands before
2297 calling debugging dumps.
2298 (delete_mem_sym_stats): New.
2299 (delete_mem_ref_stats): New.
2300 (init_mem_ref_stats): New.
2301 (init_alias_info): Call it.
2302 (maybe_create_global_var): Remove alias_info argument.
2303 Get number of call sites and number of pure/const call sites
2304 from gimple_mem_ref_stats().
2305 (dump_alias_info): Call dump_memory_partitions first.
2306 (dump_points_to_info_for): Show how many times a pointer has
2308 * opts.c (decode_options): For -O2 set --param
2309 max-aliased-vops to 500.
2310 For -O3 set --param max-aliased-vops to 1000 and --param
2311 avg-aliased-vops to 3.
2312 * fortran/options.c (gfc_init_options): Remove assignment to
2314 * tree-flow-inline.h (gimple_mem_ref_stats): New.
2315 * tree-dfa.c (dump_variable): Dump memory reference
2317 Dump NO_ALIAS* settings.
2318 (referenced_var_lookup): Tidy.
2319 (mem_sym_stats): New.
2320 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
2321 and ORIG are different SSA names for a memory partition.
2322 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
2323 * tree-flow.h (struct mem_sym_stats_d): Define.
2324 (mem_sym_stats_t): Define.
2325 (struct mem_ref_stats_d): Define.
2326 (struct gimple_df): Add field mem_ref_stats.
2327 (enum noalias_state): Define.
2328 (struct var_ann_d): Add bitfield noalias_state.
2329 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
2330 debug_mem_ref_stats, debug_memory_partitions,
2331 debug_mem_sym_stats): Declare.
2332 * tree-ssa-structalias.c (update_alias_info): Update call
2333 sites, pure/const call sites and asm sites in structure
2334 returned by gimple_mem_ref_stats.
2335 Remove local variable IS_POTENTIAL_DEREF.
2336 Increase NUM_DEREFS if the memory expression is a potential
2338 Call update_mem_sym_stats_from_stmt.
2339 If the memory references memory, call
2340 update_mem_sym_stats_from_stmt for all the direct memory
2341 symbol references found.
2342 (intra_create_variable_infos): Set noalias_state field for
2343 pointer arguments according to the value of
2344 flag_argument_noalias.
2345 * tree-ssa-structalias.h (struct alias_info): Remove fields
2346 num_calls_found and num_pure_const_calls_found.
2347 (update_mem_sym_stats_from_stmt): Declare.
2348 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
2349 Set default value to 100.
2350 (PARAM_AVG_ALIASED_VOPS): Define.
2352 2007-04-11 Richard Guenther <rguenther@suse.de>
2355 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
2356 a * -b + c as c - a * b if we honor sign dependent rounding.
2358 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2360 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
2362 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
2363 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
2365 (initialize_trampoline): Don't use old-style function definition.
2366 (bfin_secondary_reload): Mark IN_P argument as unused.
2368 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
2370 PR tree-optimization/31343
2371 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
2372 (build_polynomial_chrec): Return a scalar when the evolution is zero.
2373 * testsuite/gcc.dg/vect/pr31343.c: New.
2375 2007-04-10 Eric Christopher <echristo@apple.com>
2377 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
2378 * config/i386/i386.md (*cmpfp0): Use.
2379 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2380 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2381 (fix_trunc<mode>_i386_fisttp): Ditto.
2382 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2383 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2384 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2385 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2386 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2387 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2388 (unnamed_splitters): Ditto.
2389 * config/i386/i386.c (output_fix_trunc): Assert that
2390 we're not being passed a TFmode operand.
2392 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
2394 PR tree-optimization/31526
2395 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
2396 n_basic_blocks to find newly added blocks.
2398 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
2400 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
2402 (fix_trunc<mode>si_sse): Ditto.
2403 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
2404 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
2405 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
2406 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
2407 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
2408 expander using SSEMODEF mode macro.
2409 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
2410 expander using SSEMODEF mode macro.
2411 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
2412 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
2413 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
2414 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
2415 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
2416 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
2417 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
2418 Macroize insn using X87MODEF mode macro.
2420 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
2422 * config/i386/sse.md (sse2_pinsrw): Removed.
2423 (sse2_pextrw): Renamed to ...
2424 (*sse2_pextrw): This.
2426 2007-04-09 Jan Hubicka <jh@suse.cz>
2429 * config/i386/sse.md
2430 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
2431 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
2432 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
2433 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
2435 2007-04-09 Jan Hubicka <jh@suse.cz>
2437 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
2438 multiple fields of union.
2440 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
2442 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
2443 (create_preheaders): Check that loops are available.
2444 (fix_loop_structure): Clean up, improve comments.
2445 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
2446 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
2448 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
2449 * predict.c (tree_estimate_probability): Do not call
2450 calculate_dominance_info. Call create_preheaders.
2451 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
2452 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
2454 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
2455 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
2456 * tree-cfg.c (tree_split_edge): Make an assert more precise.
2457 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
2460 2007-04-08 Jan Hubicka <jh@suse.cz>
2462 * tree.h (maybe_fold_offset_to_component_ref): Declare.
2463 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
2464 * fold-const.c (fold_unary): Use it.
2466 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2468 * varasm.c (assemble_variable): Remove call to
2469 lang_hooks.decls.prepare_assemble_variable.
2470 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
2471 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
2472 * langhooks.h (lang_hooks_for_decls): Remove
2473 prepare_assemble_variable.
2475 2007-04-08 Mike Stump <mrs@apple.com>
2477 * config/i386/i386.c: Use inc/dec on Core2.
2479 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
2481 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
2482 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2483 lhd_tree_inlining_end_inlining): Remove.
2484 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
2485 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
2487 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
2488 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2489 lhd_tree_inlining_end_inlining): Remove prototypes.
2490 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
2491 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
2492 LANG_HOOKS_TREE_INLINING_START_INLINING,
2493 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
2495 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
2498 2007-04-08 Anatoly Sokolov <aesok@post.ru>
2501 * config/avr/predicates.md (io_address_operand): Delete predicate.
2502 (low_io_address_operand): Don't use 'mode' argument.
2503 (higth_io_address_operand): Rename ...
2504 (high_io_address_operand): ... to this. Don't use 'mode' argument.
2505 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
2508 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
2510 Revert change removing staticp.
2512 2007-04-07 Anatoly Sokolov <aesok@post.ru>
2515 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
2518 2007-04-07 Bruce Korb <bkorb@gnu.org>
2520 * c.opt: Add -Wformat-contains-nul.
2521 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
2523 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
2524 the NUL byte warning.
2526 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
2528 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
2530 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2532 * tree.c (staticp): No longer use staticp langhook.
2533 * langhooks.c (lhd_staticp): Removed.
2534 * langhooks.h (struct lang_hooks): Remove staticp.
2535 * c-common.c (c_staticp): Remove.
2536 * c-common.h (c_staticp): Ditto.
2537 * langhooks-defs.h (lhd_staticp): Ditto.
2538 (LHD_HOOKS_STATICP): Ditto
2539 * tree.h (gcc_assert_lowered): New macro.
2541 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2543 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
2544 argument "reliable".
2545 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
2546 Add argument "reliable". Propagate it through calls.
2547 (infer_loop_bounds_from_undefined): Derive number of iterations
2548 estimates from references in blocks that do not dominate loop latch.
2549 (gcov_type_to_double_int): New function.
2550 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
2551 and expected_loop_iterations_unbounded.
2552 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
2553 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
2554 * tree-data-ref.c (estimated_loop_iterations): Export.
2555 (get_references_in_stmt): Fix -- do not return addresses of local
2557 * cfgloop.h (expected_loop_iterations_unbounded,
2558 estimated_loop_iterations): Declare.
2560 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2562 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2564 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2566 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
2567 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
2568 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
2569 Use output_387_reg_move().
2570 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
2571 expander using X87MODEF12 mode macro.
2572 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
2573 choosing register preferences. Use output_387_reg_move().
2574 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
2575 instead of "x". Use output_387_reg_move().
2576 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
2577 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
2578 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
2579 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
2580 Use output_387_reg_move().
2581 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
2583 (*truncxf?f_i387 splitter): Ditto.
2585 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2587 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2588 LANG_HOOKS_SAFE_FROM_P.
2589 * expr.c (safe_from_p): Remove langhook call.
2590 * langhooks.h (lang_hooks): Remove safe_from_p.
2591 (lhd_safe_from_p): Remove prototype.
2592 * langhooks.c (lhd_safe_from_p): Remove.
2594 2007-04-06 Jan Hubicka <jh@suse.cz>
2596 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2599 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2601 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
2602 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
2603 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
2604 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
2606 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
2607 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
2609 2007-04-05 Richard Henderson <rth@redhat.com>
2611 * config/alpha/alpha.c (print_operand) [+]: Remove.
2612 (alpha_end_function): Print nop if call at end of function.
2613 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
2614 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
2615 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
2616 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
2617 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
2618 the call pattern. Update peepholes to match.
2620 2007-04-05 Janis Johnson <janis187@us.ibm.com>
2622 * doc/extend.texi (Other Builtins): Add decimal float variants
2624 * builtins.def: Ditto.
2625 * builtins.c (expand_builtin): Ditto.
2627 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
2628 H.J. Lu <hongjiu.lu@intel.com>
2631 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
2632 of V8HImode when calling ix86_binary_operator_ok.
2633 (sse2_pmaddwd): Call ix86_binary_operator_ok.
2634 (sdot_prodv8hi): Operands 1 and 2 must be register.
2636 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2638 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2639 initialize align to silence bogus warning.
2641 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2644 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2646 (struct sra_walk_fns): Remove use_all parameter from use.
2647 (sra_hash_tree): Handle BIT_FIELD_REFs.
2648 (sra_elt_hash): Don't hash bitfld blocks.
2649 (sra_elt_eq): Skip them in parent compares as well. Handle
2651 (sra_walk_expr): Don't maintain or pass down use_all_p.
2652 (scan_use): Remove use_all parameter.
2653 (scalarize_use): Likewise. Re-expand assignment to
2654 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2655 output, and re-scalarize after output. Don't mark anything
2657 (scalarize_ldst): Adjust.
2658 (scalarize_walk_gimple_modify_statement): Likewise.
2659 (build_element_name_1): Handle BIT_FIELD_REFs.
2660 (instantiate_element): Don't warn for any element whose parent
2662 (instantiate_missing_elements_1): Return the sra_elt.
2663 (canon_type_for_field): New.
2664 (try_instantiate_multiple_fields): New.
2665 (instantiate_missing_elemnts): Use them.
2666 (mark_no_warning): Removed.
2667 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2668 (REPLDUP, sra_build_elt_assignment): New.
2669 (generate_copy_inout): Use them.
2670 (generate_element_copy): Likewise. Handle bitfld differences.
2671 (generate_element_zero): Don't recurse for blocks. Use
2672 sra_build_elt_assignment.
2673 (generate_one_element_int): Take elt instead of var. Use
2674 sra_build_elt_assignment.
2675 (generate_element_init_1): Adjust.
2676 (scalarize_use, scalarize_copy): Use REPLDUP.
2677 (scalarize_ldst): Move assert before dereference.
2678 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2680 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2682 * regmove.c: Fix unused variable warnings due to previous commit.
2684 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2686 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
2687 (regmove_bb_head): Remove.
2688 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
2689 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
2690 problems with fixup_match_1.
2691 Don't initialize/free regmove_bb_head.
2693 (reg_is_remote_constant_p): If an insn is in the same basic block
2694 but not before INSN, consider it remote, too.
2696 2007-04-05 Anatoly Sokolov <aesok@post.ru>
2699 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
2700 DECL_ASSEMBLER_NAME, not the DECL_NAME.
2702 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
2704 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
2705 (CONDITIONAL_REGISTER_USAGE): Likewise.
2707 2007-04-04 Richard Henderson <rth@redhat.com>
2709 * config/alpha/lib1funcs.asm: Remove unused file.
2711 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2714 * opts.c (print_specific_help): Fix --help=<language>
2716 (common_handle_option): Support --help=common.
2718 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2721 * gcc.c (main): Do not run the linker if
2722 print_subprocess_help indicates that it shouldn't be
2725 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2728 * doc/invoke.texi (--help=): Document <languages> value, fix
2729 formatting in tables of values.
2731 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
2733 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
2734 dllimport attribute of virtual methods.
2736 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
2738 * config/score/crti.asm: Change _bss_start to __bss_start.
2739 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
2740 (OUTGOING_REG_PARM_STACK_SPACE) update.
2741 * config/score/score.opt: add options to make backend support
2742 score5, score5u, score7 and score7d.
2743 * config/score/score.md: Likewise.
2744 * config/score/misc.md: Likewise.
2745 * config/score/mac.md: Likewise.
2746 * doc/invoke.texi: Likewise.
2747 * doc/md.texi: update constraints define.
2749 2007-04-03 Richard Henderson <rth@redhat.com>
2751 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
2752 an appropriate type, use the mode instead.
2754 2007-04-03 Richard Sandiford <richard@codesourcery.com>
2756 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
2757 Set the default --with-arch setting to mips2.
2758 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
2759 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2760 (MULTILIB_OSDIRNAMES): Delete.
2761 (MULTILIB_DIRNAMES): Define.
2762 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
2763 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
2764 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
2765 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
2766 VXWORKS_OS_CPP_BUILTINS.
2767 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
2768 (MIPS_DEBUGGING_INFO): Undefine.
2769 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
2771 2007-04-03 Jakub Jelinek <jakub@redhat.com>
2774 * fold-const.c (native_encode_real): Encode real.c provided longs
2775 as a series of 32-bit native integers.
2776 (native_interpret_real): Interpret buffer as a series of 32-bit
2779 2007-04-03 Richard Guenther <rguenther@suse.de>
2781 * genpreds.c (write_insn_constraint_len): Write function
2782 optimized for CONSTRAINT_LEN implementation.
2783 (write_tm_preds_h): Output insn_constraint_len inline and
2784 use it for CONSTRAINT_LEN.
2785 (write_insn_preds_c): Don't output insn_constraint_len.
2786 * doc/md.texi (define_register_constraint): Document multi-letter
2787 constraints shall have the same length if they start with the same
2790 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2793 * config/i386/i386.md (isinf<mode>2): Expand only when
2794 TARGET_C99_FUNCTIONS is set.
2796 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2798 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
2799 (x86_64-*-linux*): Ditto.
2800 * config/i386/i386.opt (mpc): New option.
2801 * config/i386/i386.c (overrride_options): Handle
2802 ix87_precision_string.
2803 * config/i386/crtprec.c: New file.
2804 * config/i386/t-crtpc: Ditto.
2805 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
2807 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
2808 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2809 crtprec32.o, crtprec64.o and crtprec80.o.
2811 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
2813 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
2815 2007-04-02 Eric Christopher <echristo@apple.com>
2817 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
2818 limitations on darwin.
2820 2007-04-02 Anatoly Sokolov <aesok@post.ru>
2823 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
2825 2007-04-02 Dave Korn <dave.korn@artimi.com>
2827 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
2829 2007-04-02 Dave Korn <dave.korn@artimi.com>
2831 * libgcc2.h (exception_descriptor): Don't forward-declare.
2832 (__get_eh_table_language, __get_eh_table_version): Delete
2833 prototypes of long-dead functions.
2835 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
2837 * ebitmap.h: New file
2838 * ebitmap.c: New file
2839 * Makefile.in (ebitmap.o): New target.
2841 2007-04-01 Jan Hubicka <jh@suse.cz>
2843 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
2844 before very first instruction.
2846 2007-04-01 Jan Hubicka <jh@suse.cz>
2848 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
2849 waring on 64bit hosts.
2850 * bitmap.h: Fix typo in bitmap_head_def.
2852 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
2854 PR rtl-optimization/31391
2855 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
2856 into a DELETED_LABEL note, and the label is in an empty basic
2857 block, update BB_END as well as BB_HEAD.
2859 2007-04-01 Richard Henderson <rth@redhat.com>
2861 PR tree-optimization/31169
2862 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
2863 to varying if the range is outside [0, prec-1].
2865 2007-04-01 Richard Sandiford <richard@codesourcery.com>
2868 * config/mips/mips.md (load_const_gp): New insn.
2869 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
2870 the MIPS16 GP pseudo register if no_new_pseudos.
2871 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
2873 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2876 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
2878 (call_value): Likewise.
2880 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
2881 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2884 * doc/invoke.texi: (optimization options): Reword description
2885 of -ffast-math. Document its primary purpose.
2887 2007-03-31 Richard Guenther <rguenther@suse.de>
2889 * omp-low.c (splay-tree.h): Include.
2890 (lookup_decl): Replace splay-tree usage by pointer-map.
2891 (maybe_lookup_decl): Likewise.
2892 (new_omp_context): Likewise.
2893 (delete_omp_context): Likewise.
2894 * gimplify.c (splay-tree.h): Include.
2895 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
2897 (remap_ssa_name): Likewise.
2898 (remap_decl): Likewise.
2899 (remap_type_1): Likewise.
2900 (remap_type): Likewise.
2901 (copy_body_r): Likewise.
2902 (expand_call_inline): Likewise.
2903 (clone_body): Likewise.
2904 (copy_tree_r): Likewise.
2905 (remap_save_expr): Likewise.
2906 (unsave_r): Likewise.
2907 (unsave_expr_now): Likewise.
2908 (tree_function_versioning): Likewise.
2909 (build_duplicate_type): Likewise.
2910 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
2911 (struct copy_body_data): Replace splay-tree by pointer-map.
2912 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
2913 not $(SPLAY_TREE_H).
2914 (gimplify.o): Depend on $(SPLAY_TREE_H).
2915 (omp-low.p): Likewise.
2917 2007-03-31 Anatoly Sokolov <aesok@post.ru>
2919 * config/avr/predicates.md (even_register_operand,
2920 odd_register_operand): New predicates.
2921 * config/avr/avr.md (movw peephole2): New.
2922 (movw_r peephole2): New.
2924 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
2926 * tree.h (get_signed_or_unsigned_type): New.
2927 * fold-const.c (operand_equal_for_comparison_p): Use
2928 get_signed_or_unsigned_type instead of
2929 lang_hooks.types.signed_or_unsigned_type.
2930 * expr.c (store_expr): Ditto.
2931 * langhooks.c (get_signed_or_unsigned_type): New.
2932 (lhd_signed_or_unsigned_type): New.
2933 * langhooks.h (lhd_signed_or_unsigned_type): New.
2934 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
2936 2007-03-30 Richard Henderson <rth@redhat.com>
2938 * tree-ssa-loop-ivopts.c: Include target.h.
2939 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
2940 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
2941 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
2942 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
2944 2007-03-30 Richard Henderson <rth@redhat.com>
2945 Kai Tietz <kai.tietz@onevision.com>
2947 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
2949 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
2950 (TARGET_64BIT_MS_ABI): New.
2951 (DBX_REGISTER_NUMBER): Handle 64-bit.
2952 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
2953 (LONG_TYPE_SIZE): Force to 32.
2954 (REG_PARM_STACK_SPACE): New.
2955 (OUTGOING_REG_PARM_STACK_SPACE): New.
2956 (REGPARM_MAX, SSE_REGPARM_MAX): New.
2957 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
2958 (STACK_BOUNDARY): Use 128 for 64-bit.
2959 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
2960 Add 64-bit implementation.
2961 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
2963 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
2964 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
2965 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
2966 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
2967 (ix86_handle_cconv_attribute): Don't warn when ignoring if
2968 TARGET_64BIT_MS_ABI.
2969 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
2970 (ix86_pass_by_reference): Likewise.
2971 (ix86_function_value_regno_p): Likewise.
2972 (ix86_build_builtin_va_list): Likewise.
2973 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2974 (function_arg_advance_ms_64): New.
2975 (function_arg_advance): Call it.
2976 (function_arg_ms_64): New.
2977 (function_arg): Call it.
2978 (function_value_ms_64): New.
2979 (ix86_function_value_1): Call it.
2980 (return_in_memory_ms_64): New.
2981 (ix86_return_in_memory): Call it.
2982 (setup_incoming_varargs_ms_64): New.
2983 (ix86_setup_incoming_varargs): Call it.
2984 (ix86_expand_prologue): Handle 64-bit stack probing.
2985 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
2986 (output_pic_addr_const): Likewise.
2987 (x86_this_parameter): Likewise.
2988 (x86_output_mi_thunk): Likewise.
2989 (x86_function_profiler): Likewise.
2990 (TARGET_STRICT_ARGUMENT_NAMING): New.
2991 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
2992 (TARGET_64BIT_MS_ABI): New.
2993 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
2994 * config/i386/i386.md (allocate_stack_worker): Remove.
2995 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
2996 describe the clobber of eax without a match_scratch.
2997 (allocate_stack_worker_postreload): Remove.
2998 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
2999 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3000 (allocate_stack_worker_rex64_postreload): Remove.
3001 (allocate_stack): Handle 64-bit.
3002 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3003 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3004 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3005 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3006 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3007 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3008 * config.build (x86_64-*-mingw*): New host.
3009 * config.host (x86_64-*-mingw*): New host.
3010 * config.gcc (x86_64-*-mingw*): New target.
3011 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3013 2007-03-30 Richard Henderson <rth@redhat.com>
3014 Kai Tietz <kai.tietz@onevision.com>
3016 * c-pragma.c (struct def_pragma_macro_value): New.
3017 (struct def_pragma_macro): New.
3018 (pushed_macro_table): New.
3019 (dpm_hash, dpm_eq): New.
3020 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3021 (init_pragma): Install them.
3022 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3024 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3026 * config/avr/avr.c (avr_override_options): Clear
3027 'flag_delete_null_pointer_checks'.
3029 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3032 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3033 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3034 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3035 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3036 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3037 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3038 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3040 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3042 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3044 * regmove.c: Move all of pass_stack_adjustments from here...
3045 * combine-stack-adj.c: ...to this new file.
3046 * Makefile.in: Add rules for combine-stack-adj.o.
3048 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3050 PR tree-optimization/31383
3051 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3052 to have the same length.
3054 2007-03-30 Jan Hubicka <jh@suse.cz>
3057 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3058 availablility; add more sanity checking; ask varpool only about
3061 2007-03-29 Richard Henderson <rth@redhat.com>
3063 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3064 to decide, but __SIZEOF_LONG_LONG__.
3066 2007-03-29 Richard Henderson <rth@redhat.com>
3068 * emutls.c (struct __emutls_array): New.
3069 (emutls_destroy): Use it instead of casting element 0 from void*.
3070 (__emutls_get_address): Likewise.
3072 2007-03-29 Richard Henderson <rth@redhat.com>
3074 * varasm.c (initializer_constant_valid_p): Don't deny
3075 DECL_DLLIMPORT_P on functions.
3077 * config/i386/cygming.h: Remove function declarations.
3078 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3079 (ASM_OUTPUT_LABELREF): Remove.
3080 (COMMON_ASM_OP): Remove.
3081 (ASM_OUTPUT_COMMON): Remove.
3082 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3083 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3084 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3085 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3086 Rename from TARGET_ENCODE_SECTION_INFO.
3087 * config/i386/netware.h: Likewise.
3088 * config/i386/i386-protos.h: Update.
3089 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3090 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3091 (legitimate_constant_p): Reject dllimports.
3092 (dllimport_map, get_dllimport_decl): New.
3093 (legitimize_dllimport_symbol): New.
3094 (legitimize_address, ix86_expand_move): Use it.
3095 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3096 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3097 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3098 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3099 * config/i386/predicates.md (constant_call_address_operand): Only
3100 accept symbols; reject dllimport_p symbols.
3101 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3102 i386_pe_maybe_record_exported_symbol.
3103 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3104 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3105 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3106 trust the setting of DECL_DLLIMPORT_P.
3107 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3108 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3109 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3110 tidy the argument scanning loop.
3111 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3112 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3113 (i386_pe_strip_name_encoding): Remove.
3114 (i386_pe_binds_local_p): New.
3115 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3116 (i386_pe_output_labelref): Remove.
3117 (i386_pe_asm_output_aligned_decl_common): New.
3118 (i386_pe_maybe_record_exported_symbol): Rename from
3119 i386_pe_record_exported_symbol; check for dllexported symbols.
3121 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3123 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3124 add comment explaining why vsnprintf cannot be used.
3126 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3128 PR tree-optimization/30666
3129 * tree.c (build_complex_type): When creating type names for DWARF2
3130 debug info, create TYPE_DECLs for TYPE_NAME instead of
3132 (build_common_tree_nodes_2): Use build_complex_type when building
3133 predefined complex types, to preserve canonical types.
3135 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3137 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3138 (noce_get_alt_condition): Look at it to determine whether to
3139 reverse the condition or not.
3140 (noce_get_condition): Substitute the truth for lies.
3141 (noce_find_if_block): Set the then_else_reversed field.
3143 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3145 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3146 destination of this insn.
3147 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3148 than calling gen_rtx_SET directly. Use r0 to hold the value of
3149 'address + 4' rather than a stack based temporary which can be
3152 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3154 * config/s390/s390.c (s390_secondary_input_reload_class,
3155 s390_secondary_output_reload_class): Functions removed.
3156 (s390_secondary_reload): New function.
3157 (TARGET_SECONDARY_RELOAD): Target macro defined.
3158 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3159 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3160 * config/s390/s390.md ("reload_outti", "reload_outdi",
3161 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3162 "reload_out<mode>"): Expanders removed.
3163 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3164 "reload<mode>_nonoffmem_out"): Expanders added.
3166 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3168 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3169 SRC->DEST replacement failed anyway.
3171 2007-03-28 Mike Stump <mrs@apple.com>
3173 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3174 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3175 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3177 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3179 * config.gcc: Accept barcelona as a variant of amdfam10.
3180 * config/i386/i386.c (override_options): Likewise.
3181 * doc/invoke.texi: Likewise.
3183 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3185 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3186 offsets for BIT_FIELD_REF and COMPONENT_REF.
3188 2007-03-28 Richard Guenther <rguenther@suse.de>
3190 * tree.c (is_global_var): Move ...
3191 * tree-flow-inline.h (is_global_var): ... here.
3192 * tree.h (is_global_var): Remove declaration.
3194 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3196 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3198 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3199 * config/i386/i386.c (ix86_tune_features): Initialize new
3201 * config/i386/predicates.md (promotable_binary_operator): Use
3202 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3204 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3207 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3209 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3211 * config/fr30/fr30.md (movsi_internal): Change destination
3212 constraint from m to V and add m to the end.
3214 2007-03-28 Christian Bruel <christian.bruel@st.com>
3216 * config/sh/sh.md (movsi_i): Fix type attribute.
3218 2007-03-28 Christian Bruel <christian.bruel@st.com>
3220 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3221 (movsf_ie): Likewise.
3223 2007-03-28 Christian Bruel <christian.bruel@st.com>
3225 * config.gcc: Add sh4-300 to multilib.
3226 * config/sh/t-mlib-sh4-300: New file.
3228 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3230 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3231 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3233 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3234 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3235 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3236 "fixuns_trunctddi2"): Whitespace fix.
3238 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3240 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3241 the definition of struct sh_args.
3242 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3243 CALL_COOKIE_INT_REG_GET): Likewise.
3245 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3247 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3248 transformations are applied successfully.
3250 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3252 * tree.c (tree_contains_struct): Permit 512 tree codes.
3253 * tree.h (tree_contains_struct): Ditto.
3254 (MAX_TREE_CODES): Ditto.
3255 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
3256 SPARE member to store remaining padding bits.
3258 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3260 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
3263 2007-03-27 Janis Johnson <janis187@us.ibm.com>
3265 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
3266 * configure: Regenerate.
3268 * configure: Regenerate using the correct version of autoconf.
3270 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3272 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
3274 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
3275 regs to "__SP_L__" and "__SP_H__".
3277 2007-03-27 Richard Guenther <rguenther@suse.de>
3279 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
3280 computations with it with a HOST_WIDE_INT variable.
3282 2007-03-26 Mike Stump <mrs@apple.com>
3284 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
3285 objective-c-header, objective-c++-header and objc++-cpp-output
3287 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3289 2007-03-26 Richard Henderson <rth@redhat.com>
3292 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
3293 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
3294 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
3295 IX86_BUILTIN_PSRLQ128): New.
3296 (ix86_init_mmx_sse_builtins): Add them.
3297 (ix86_expand_builtin): Expand them.
3298 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
3299 operand 2 be TImode.
3300 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
3301 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3302 _mm_srli_epi64): Mark __B const.
3303 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
3304 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
3305 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
3306 new two-vector shift builtins.
3308 2007-03-26 Ian Lance Taylor <iant@google.com>
3310 PR tree-optimization/31345
3311 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
3312 [+INF, +INF(OVF)] into VARYING.
3314 2007-03-26 Zack Weinberg <zackw@panix.com>
3316 * gengtype-parse.c: New file.
3317 * gengtype-yacc.y: Delete.
3318 * gengtype-lex.l: Don't include gengtype-yacc.h.
3319 Define YY_DECL and yyterminate appropriately for recursive
3320 descent parser. yylval is now a string out-parameter to yylex.
3321 (HWS, EOID): New shorthand.
3322 (IWORD): Add a couple more types.
3323 (yylex): Add a setup stanza. Remove the complex rules for
3324 detecting GTY'ed types and typedefs; replace with simple
3325 keyword detectors. Adjust everything for the changed
3326 definition of yylval. Ignore all pp-directives, not just #define.
3328 (parse_file): Rename yybegin; do not call yyparse.
3330 * gengtype.c (xasprintf): Export again.
3331 (this_file): New. Use everywhere __FILE__ was being used.
3332 (get_lang_bitmap): Special case types defined in gengtype.c.
3333 (do_typedef, new_structure): Suppress definition of certain types.
3334 (new_structure): Improve diagnostics of duplicate definitions.
3335 Make sure location_s is associated with input.h.
3336 (nreverse_pairs, define_location_structures): New functions.
3337 (main): Improve tagging of kludge types. Remove old kludges
3338 for input.h types; use define_location_structures.
3339 * gengtype.h: Update prototypes. Define token codes here.
3340 * Makefile.in: Remove all references to gengtype-yacc.
3341 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
3343 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
3344 add GTY((skip)) to the field that's only conditionally there.
3345 * doc/install.texi: Document that Bison is no longer required
3346 unless building treelang.
3348 * gengtype.c: Don't include gtyp-gen.h.
3349 (srcdir): Declare here.
3350 (base_files, lang_dir_names): Allocate dynamically.
3351 (gt_files, num_gt_files, num_lang_dirs): New globals.
3352 (measure_input_list, read_input_line, read_input_list)
3353 (set_lang_bitmap): New functions.
3354 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
3355 simplify, relying on read_input_list to set up the bitmaps.
3356 (main): Arguments are no longer unused. Check for correct number
3357 of command line arguments, set srcdir and srcdir_len, then call
3358 read_input_list, before doing anything else. No need to worry
3359 about duplicates in main loop.
3360 * configure.ac: Simplify the calculation of all_gtfiles.
3361 Put language tags in there. Don't set or substitute
3362 all_gtfiles_files_langs or all_gtfiles_files_frags.
3363 * Makefile.in: Revamp the way gengtype is invoked, now that it
3364 takes a file on its command line with a much simpler format.
3365 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
3366 (GTFILES): Remove duplicates and C source files.
3367 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
3368 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
3369 * configure: Regenerate.
3371 * gengtype.h: Remove all type definitions to gengtype.c; leave
3372 only definitions of options_p, type_p, and pair_p as opaque
3373 pointers. Update prototypes.
3374 * gengtype.c: Many type definitions moved here from gengtype.h.
3375 Consolidate type definitions at the top of the file.
3376 (xvasprintf): Delete.
3377 (xasprintf): Make static.
3378 (create_nested_pointer_option): Add 'next' parameter.
3379 (create_field_all, create_field_at): New functions.
3380 (create_field): Now a thin wrapper around create_field_all.
3381 (create_optional_field): Rename create_optional_field_ and add
3382 line argument. Original name is now a macro which supplies
3384 (oprintf): Use vsnprintf directly.
3385 (close_output_files): Use fatal rather than perror/exit.
3386 (note_def_vec, note_def_vec_alloc): Use create_field_at.
3387 (main): Set progname. Don't use exit.
3388 * gengtype-yacc.y (struct_fields): Use create_field_at.
3389 (option, optionseqopt): Delete.
3390 (optionseq): Consolidate productions from option here so we
3391 can use the first argument to create_option.
3393 * gengtype-lex.l: Distinguish unions from structures in the
3394 token type. Don't call find_structure; return the tag as a string.
3395 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
3396 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
3397 Reorganize typedef_struct production accordingly.
3398 Use create_nested_ptr_option.
3399 * gengtype.c (create_nested_ptr_option): New function.
3400 * gengtype.h: Declare it.
3402 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
3403 (string_type): Don't declare.
3404 (do_scalar_typedef): Declare.
3405 (create_scalar_type): Update prototype.
3406 * gengtype.c (string_type): Make static.
3407 (scalar_nonchar, scalar_char): New.
3408 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
3409 (resolve_typedef): Use scalar_nonchar for error recovery.
3410 (create_scalar_type): Remove name_len field. Return scalar_char
3411 or scalar_nonchar as appropriate.
3412 (adjust_field_type): Look at scalar_is_char boolean to decide whether
3414 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
3416 (main): Initialize scalar_char and scalar_nonchar before calling
3418 * gengtype-lex.l: Adjust for removal of second argument to
3419 create_scalar_type. Use yylval.s instead of yylval.t when
3421 * gengtype-yacc.y: Type of SCALAR is string. Call
3422 create_scalar_type from type:SCALAR rule. Adjust for removal of
3423 second argument to create_scalar_type.
3425 * vec.h: Remove all #if IN_GENGTYPE blocks.
3426 Add comment saying that changes may require adjustments to gengtype.
3427 * gengtype.c: Don't include coretypes.h or tm.h.
3428 Add comment to inclusion of errors.h.
3429 (note_def_vec, note_def_vec_alloc): New functions.
3430 * gengtype.h: Declare new functions.
3431 * gengtype-lex.l: Don't include coretypes.h.
3432 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
3434 (update_lineno): Remove unnecessary prototype.
3435 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
3436 (VEC rule): Just return VEC_TOKEN.
3437 * gengtype-yacc.y (VEC_TOKEN): New token type.
3438 (type): Add a production for VEC(a,b).
3439 * Makefile.in: Update dependencies.
3441 * gengtype-lex.l: Remove rules for parsing pointer-to-function
3442 typedefs that use the old PARAMS macro.
3444 * gengtype-lex.l: Remove all rules and states relating to yacc
3446 * gengtype-yacc.y: Similarly.
3447 * gengtype.c (note_yacc_type): Delete function.
3448 * gengtype.h: Update prototypes.
3450 2007-03-26 Joseph Myers <joseph@codesourcery.com>
3452 * tree-pretty-print.c (dump_generic_node): Report precision of
3453 unnamed integer types.
3455 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
3457 * ifcvt.c (noce_try_store_flag_constants): Don't check
3458 no_new_pseudos here.
3459 (noce_try_store_flag_constants): Don't check no_new_pseudos.
3460 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
3461 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
3462 noce_try_sign_mask): Likewise.
3463 (if_convert): Check no_new_pseudos here.
3465 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
3467 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
3468 (noce_get_condition): Handle new then_else_reversed argument.
3469 (noce_init_if_info): Remove, fold into noce_find_if_block.
3470 (noce_process_if_block): Take a struct noce_if_info as the
3471 argument. Don't set up one based on ce_if_info. Update pointer
3472 references accordingly.
3473 (cond_move_process_if_block): Likewise.
3474 (process_if_block): Removed.
3475 (find_if_block): Removed. Move functionality two new functions,
3476 noce_find_if_block and cond_exec_find_if_block.
3477 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
3478 blocks and the symmetric IF-ELSE-JOIN case.
3479 (cond_exec_find_if_block): Also new function mostly based on old
3480 find_if_block and process_if_block.
3481 (find_if_header): Replace find_if_block call with separately
3482 guarded calls to noce_find_if_block and cond_exec_find_if_block.
3483 (find_cond_trap): Update noce_get_condition call.
3484 (dead_or_predicable): Likewise.
3486 2007-03-26 Jakub Jelinek <jakub@redhat.com>
3488 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
3490 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
3491 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
3492 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
3493 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
3494 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
3495 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
3496 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
3497 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
3498 __builtin_ia32_psrad128 builtins.
3500 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
3502 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
3503 * config/i386/constraints.md
3504 (define_constraint "I"): Use IN_RANGE macro.
3505 (define_constraint "J"): Ditto.
3506 (define_constraint "K"): Ditto.
3507 (define_constraint "M"): Ditto.
3508 (define_constraint "N"): Ditto.
3509 (define_constraint "O"): Ditto.
3510 * config/i386/predicates.md
3511 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
3512 (define_predicate "const_0_to_3_operand"): Ditto.
3513 (define_predicate "const_0_to_7_operand"): Ditto.
3514 (define_predicate "const_0_to_15_operand"): Ditto.
3515 (define_predicate "const_0_to_63_operand"): Ditto.
3516 (define_predicate "const_0_to_255_operand"): Ditto.
3517 (define_predicate "const_1_to_31_operand"): Ditto.
3518 (define_predicate "const_2_to_3_operand"): Ditto.
3519 (define_predicate "const_4_to_7_operand"): Ditto.
3521 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3523 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
3524 in SImode for save_world.
3525 * config/rs6000/altivec.md (save_world, restore_world): Convert to
3528 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
3530 PR tree-optimization/30784
3531 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
3534 2007-03-25 Revital Eres <eres@il.ibm.com>
3536 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
3537 Fold movement_possibility function into it.
3539 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3541 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
3542 (load_macho_picbase_{si,di}): Convert to LR hard reg.
3543 (call_indirect_nonlocal_darwin64): Same.
3544 (call_nonlocal_darwin64): Same.
3545 (call_value_indirect_nonlocal_darwin64): Same.
3546 (call_value_nonlocal_darwin64): Same.
3547 (sibcall_nonlocal_darwin64): Same.
3548 (sibcall_value_nonlocal_darwin64): Same.
3549 (sibcall_symbolic_64): Same.
3550 (sibcall_value_symbolic_64): Same.
3551 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
3553 (rs6000_emit_load_toc_table): Same.
3554 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
3555 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
3561 (load_toc_v4_pic_si): Same
3562 (load_toc_v4_PIC_1): Same.
3563 (load_toc_v4_PIC_1b): Same.
3564 (call_indirect_aix{32,64}): Same.
3565 (call_value_indirect_aix{32,64}): Same.
3568 (call_local{32,64}): Same.
3569 (call_value_local{32,64}): Same.
3570 (call_indirect_nonlocal_aix{32,64}): Same.
3571 (call_nonlocal_aix{32,64}): Same.
3572 (call_value_indirect_nonlocal_aix{32,64}): Same.
3573 (call_value_nonlocal_aix{32,64}): Same.
3574 (call_indirect_nonlocal_sysv<mode>): Same.
3575 (call_nonlocal_sysv<mode>): Same.
3576 (call_value_indirect_nonlocal_sysv<mode>): Same.
3577 (call_value_nonlocal_sysv<mode>): Same.
3579 (sibcall_local{32,64}): Same.
3580 (sibcall_value_local{32,64}): Same.
3581 (sibcall_nonlocal_aix{32,64}): Same.
3582 (sibcall_value_nonlocal_aix{32,64}): Same.
3583 (sibcall_nonlocal_sysv<mode>): Same.
3584 (sibcall_value): Same.
3585 (sibcall_value_nonlocal_sysv<mode>): Same.
3587 2007-03-24 Paul Brook <paul@codesourcery.com>
3589 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
3590 * config/arm/linux-eabi.h: Remove legacy syscall hack.
3592 2007-03-24 Richard Henderson <rth@redhat.com>
3594 * config/ia64/constraints.md: New file.
3595 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
3596 satisfies_constraint_?.
3597 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
3598 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
3599 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
3600 ia64_output_mi_thunk): Likewise.
3601 (ia64_const_ok_for_letter_p): Remove.
3602 (ia64_const_double_ok_for_letter_p): Remove.
3603 (ia64_extra_constraint): Remove.
3604 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
3605 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
3606 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
3607 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
3608 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
3609 EXTRA_MEMORY_CONSTRAINT): Remove.
3610 * config/ia64/ia64.md: Include constriants.md. Replace
3611 CONST_OK_FOR_? with satisfies_constraint_?.
3613 2007-03-23 Michael Meissner <michael.meissner@amd.com>
3614 H.J. Lu <hongjiu.lu@intel.com>
3616 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
3618 (name macros): Use DPD_BID_NAME to convert names properly.
3620 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
3621 decimal floating point format.
3622 (init_floating_libfuncs): Change decimal functions so that they
3623 have a "bid_" prefix if the decimal system uses the BID format,
3624 and "dpd_" prefix if the decimal system uses the DPD format.
3625 (init_interclass_conv_libfuncs): Ditto.
3626 (init_intraclass_conv_libfuncs): Ditto.
3628 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3629 using the BID format.
3631 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3632 whether we are using the BID decimal format.
3633 * configure: Regenerate.
3635 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3636 the compiler has decimal floating point enabled. Define
3637 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3640 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3641 using the BID format.
3643 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3644 whether we are using the BID decimal format.
3645 * configure: Regenerate.
3647 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3648 the compiler has decimal floating point enabled. Define
3649 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3652 * doc/install.texi (--enable-decimal-float): Document BID and DPD
3653 options, and that it is enabled for i386/x86_64 systems.
3655 * Makefile.in (enable_decimal_float): New.
3657 (DECNUMINC): Add -I$(DECNUMFMT).
3658 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
3659 to $(DECNUMFMT) from $(DECNUM).
3661 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
3662 Substitute enable_decimal_float.
3663 * configure: Regenerated.
3666 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
3669 * configure.ac: Enable decimal float for x86_64-*-linux*.
3670 * configure: Regenerated.
3673 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
3674 decimal128ClearSign to flip and clear the sign bit in decimal128.
3675 (decimal_real_maxval): Set decimal128SetSign to set the sign
3678 2007-03-23 Ian Lance Taylor <iant@google.com>
3680 * fold-const.c (fold_binary): Correct warning for X - c >= X.
3682 2007-03-23 Ian Lance Taylor <iant@google.com>
3684 * tree-dump.c (dump_files): Correct comment.
3686 2007-03-23 Ian Lance Taylor <iant@google.com>
3688 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
3690 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
3692 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
3693 in cfglayout mode. Don't go into and out of cfglayout mode.
3694 Link the blocks in the order of the constructed traces.
3695 (rest_of_handle_tracer): Adjust call to tracer.
3696 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
3697 Don't go into cfglayout mode.
3698 (rtl_loop_done): Don't go out of cfglayout mode.
3699 * cfglayout.c (relink_block_chain): New function, split out from...
3700 (fixup_reorder_chain): ...here. Remove redundant checking.
3701 (cfg_layout_finalize): Don't clear the header, footer, and aux
3702 fields here, move the code to do so to relink_block_chain. Likewise
3703 for free_original_copy_tables.
3704 * rtl.h (tracer): Update prototype.
3705 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
3706 Assert we are in cfglayout mode. Don't go into and out of cfglayout
3707 mode. Use relink_block_chain to serialize the CFG according to the
3708 new basic block order. Move targetm.cannot_modify_jumps_p check from
3710 (gate_handle_reorder_blocks): ...to here.
3711 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
3713 (gate_duplicate_computed_gotos): ...to here.
3714 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
3715 something always changes when going into and out of cfglayout mode.
3716 Perform an expensive cfg cleanup while going into cfglayout mode.
3717 Always update liveness information on HAVE_conditional_execution
3718 targets. Reserialize the basic blocks and go out of cfglayout mode.
3719 * reg-stack.c: Include cfglayout.h.
3720 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
3721 the call to reorder_basic_blocks.
3722 * basic-block.h (reorder_basic_blocks): Update prototype.
3723 (relink_block_chain): New prototype.
3724 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
3726 2007-03-23 Joseph Myers <joseph@codesourcery.com>
3728 * config/mips/mips.md (type, hazard, *movdi_32bit,
3729 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
3730 *movhi_internal, *movqi_internal, *movsf_hardfloat,
3731 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
3732 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
3733 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
3735 (movcc): Change first xfer to multi.
3736 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
3737 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
3738 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
3739 config/mips/generic.md: Change reservations using "xfer" to use
3741 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
3742 using match_operand.
3743 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
3744 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
3746 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
3748 2007-03-22 Richard Henderson <rth@redhat.com>
3750 * config/i386/i386.c: Remove unnecessary function declarations.
3751 Move targetm definition, and all related macros, to the end of
3752 the file. Resort some functions to put definitions before uses.
3753 (ix86_attribute_table): Make static. Move to end of file.
3754 (ix86_gimplify_va_arg): Make static.
3756 2007-03-22 Richard Henderson <rth@redhat.com>
3758 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
3759 don't increase local_regparm with force_align_arg_pointer check.
3760 (ix86_function_sseregparm): Assert 32-bit.
3761 (type_has_variadic_args_p): New.
3762 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
3763 type_has_variadic_args_p.
3764 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
3765 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
3766 use memset instead. Do maybe_vaarg check first; skip attribute
3767 tests if true; skip attribute tests for 64-bit.
3768 (construct_container): Remove TARGET_DEBUG_ARG.
3769 (function_arg_advance_32, function_arg_advance_64): Split out ...
3770 (function_arg_advance): ... from here.
3771 (function_arg_32, function_arg_64): Split out ...
3772 (function_arg): ... from here.
3773 (ix86_pass_by_reference): Tidy.
3774 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
3775 (function_value_32): New, from parts of ix86_function_value
3776 and ix86_value_regno.
3777 (function_value_64): New, from parts of ix86_function_value
3778 and ix86_libcall_value.
3779 (ix86_function_value_1): New.
3780 (ix86_function_value, ix86_libcall_value): Use it.
3781 (return_in_memory_32, return_in_memory_64): Split out ...
3782 (ix86_return_in_memory): ... from here.
3783 (ix86_struct_value_rtx): Skip for 64-bit.
3784 (ix86_libcall_value, ix86_value_regno): Remove.
3785 (setup_incoming_varargs_64): Split out ...
3786 (ix86_setup_incoming_varargs): ... from here.
3787 (ix86_va_start): Remove TARGET_DEBUG_ARG.
3788 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
3789 * config/i386/i386-protos.h (ix86_function_value): Remove.
3790 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
3792 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3795 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
3796 infinities not supported, otherwise emit warning if -Woverflow. On
3797 underflow, emit warning if -Woverflow.
3798 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
3800 * real.h (real_from_string): Update declaration
3802 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
3803 Richard Henderson <rth@redhat.com>
3805 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
3806 * calls.c (compute_argument_block_size, expand_call,
3807 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
3808 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
3809 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
3810 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
3811 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
3812 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
3813 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
3814 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
3817 2007-03-22 Joseph Myers <joseph@codesourcery.com>
3819 * c-incpath.c (add_sysroot_to_chain): New.
3820 (merge_include_chains): Add sysroot argument. Call
3821 add_sysroot_to_chain if sysrooted.
3822 (register_include_chains): Update call to merge_include_chains.
3823 * doc/cppopts.texi: Document use of '=' in include directory
3826 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
3828 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
3829 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
3830 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
3831 insn pattern using X87MODEF12 mode macro.
3833 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
3835 * regmove.c (regmove_optimize): Use reg_mentioned_p
3836 instead of reg_overlap_mentioned_p for DST.
3838 2007-03-21 Mike Stump <mrs@apple.com>
3840 * c.opt: Fixup for Objective-C/C++.
3842 2007-03-21 Steve Ellcey <sje@cup.hp.com>
3844 * explow.c (convert_memory_address): Fold memory reference when
3845 POINTERS_EXTEND_UNSIGNED < 0
3847 2007-03-21 Richard Henderson <rth@redhat.com>
3850 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
3851 * config/i386/mmintrin.h (__m64): Likewise.
3852 * config/i386/xmmintrin.h (__m128): Likewise.
3854 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3856 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
3857 (VXWORKS_OS_CPP_BUILTINS): Define.
3858 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
3859 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
3861 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3863 * rtl.h (constant_pool_reference_p): Delete.
3864 (find_constant_src): Declare.
3865 * rtlanal.c (find_constant_src): New function.
3866 * simplify-rtx.c (constant_pool_reference_p): Delete.
3867 * config/i386/i386.md: Use find_constant_src instead of
3868 constant_pool_reference_p/avoid_constant_pool_reference pairs.
3870 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3872 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
3873 * c-cppbuiltin.c (c_cpp_builtins): Define them.
3875 2007-03-20 Mark Mitchell <mark@codesourcery.com>
3877 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
3878 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
3879 (arm_elf_asm_constructor): Use it.
3880 (arm_elf_asm_destructor): New function.
3882 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
3884 * jump.c (mark_jump_label): Treat SEQUENCE specially.
3886 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
3888 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
3890 2007-03-19 Andrew Haley <aph@redhat.com>
3892 PR tree-optimization/31264
3893 * tree-vrp.c (register_edge_assert_for_1): Don't look though
3896 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
3898 PR rtl-optimization/30907
3899 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
3900 (fwprop_init): Always call loop_optimizer_initialize.
3901 (fwprop_done): Always call loop_optimizer_finalize.
3902 (fwprop): We always have loop info now.
3903 (gate_fwprop_addr): Remove.
3904 (pass_fwprop_addr): Use gate_fwprop as gate.
3906 PR rtl-optimization/30841
3907 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
3908 df_chain_alloc): Call df_reorganize_refs unconditionally.
3909 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
3910 refs_organized to refs_organized_size.
3911 (df_ref_create_structure): Use refs_organized_size instead of
3912 bitmap_size if refs had been organized, and keep refs_organized_size
3914 * df.h (struct df_ref_info): Change refs_organized to
3915 refs_organized_size.
3916 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
3919 2007-03-19 Mark Mitchell <mark@codesourcery.com>
3921 * except.c (output_function_exception_table): Do not reference the
3922 EH personality routine for functions that do not require an
3925 2007-03-20 Jakub Jelinek <jakub@redhat.com>
3928 * c-typeck.c (convert_for_assignment): Call comptypes for
3929 RECORD_TYPE or UNION_TYPE.
3932 * reload1.c (reload): Do invalid ASM checking after
3933 cleanup_subreg_operands.
3935 2007-03-19 Jeff Law <law@redhat.com>
3937 * tree-cfg.c (find_taken_edge): Tighten conditions for
3938 optimizing computed gotos.
3940 2007-03-19 Michael Matz <matz@suse.de>
3942 * builtins.c (expand_builtin_sync_operation,
3943 expand_builtin_compare_and_swap,
3944 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
3947 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
3948 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
3951 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3953 * doc/tm.texi: Add brackets around the return type of
3954 TARGET_SECONDARY_RELOAD.
3956 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3957 Richard Guenther <rguenther@suse.de>
3959 PR tree-optimization/31254
3960 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
3961 Use handled_component_p () where appropriate. Continue
3962 propagating into the rhs if we propagated into an INDIRECT_REF
3965 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3967 * config/s390/s390.md (op_type attribute): RRR instruction type added.
3968 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
3969 (xde, xdee): Mode attributes adjusted to support DFP modes.
3970 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
3971 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
3972 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
3973 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
3974 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
3975 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
3976 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
3978 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
3979 "movsf"): Insn definitions removed.
3980 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
3981 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
3982 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
3984 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
3985 "reload_in<mode>", "reload_out<mode>"): Expander added.
3986 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
3989 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3991 * config/s390/s390.md: Only non-functional changes. Renamed
3992 FPR mode macro to BFP all over the file.
3994 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3996 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
3997 (op_type attribute): RRF instruction type added.
3998 (fT0): New mode attribute.
3999 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4000 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4001 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4002 no secondary memory is needed when moving DFmode values between GPRs
4005 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4007 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4008 inverted and documentation adjusted.
4009 ("mhard-dfp", "msoft-dfp"): New options.
4010 * config/s390/s390.c (s390_handle_arch_option): New architecture
4012 (override_options): Sanity checks for the new options added.
4013 * config.gcc: New architecture switch: z9-ec.
4014 * config/s390/s390.h (processor_flags): PF_DFP added.
4015 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4016 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4017 when the bit is NOT set so remove it from the defaults.
4019 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4021 * genemit.c (main): Print include statement for dfp.h.
4022 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4025 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4027 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4029 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4032 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4035 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4037 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4038 attr_length_call, output_call, output_indirect_call): Cleanup
4039 formatting of targetm calls.
4041 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4043 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4045 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4047 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4048 reservation, bypass and anti-bypass descriptions for these instructions.
4049 Update move patterns.
4050 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4053 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4055 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4056 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4057 (get_initial_def_for_reduction): Likewise.
4059 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4061 Fix PR tree-optimization/29922
4062 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4063 (get_representative): Removed.
4064 (value_dies_in_block_x): Update for rvuse removal.
4065 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4066 (compute_antic_aux): Handle when PHI nodes appear in
4067 non-single-successors.
4068 (dump_bitmap_of_names): Removed.
4069 (compute_antic_safe): Renamed and removed rvuse calculation.
4070 Calculate only antic safe.
4071 (insert_into_preds_of_block): Remove assert.
4072 (execute_pre): Update for renamed functions.
4073 (defer_or_phi_translate_block): New function.
4075 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4077 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4078 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4080 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4081 Follow spelling conventions.
4083 * tree-data-ref.h: Remove the prototype for analyze_array.
4085 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4087 PR tree-optimization/31041
4088 * tree-vect-transform.c (get_initial_def_for_induction): Call
4089 force_gimple_operand.
4091 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4093 * ipa-type-escape.c (look_for_casts) : Revert code to use
4094 handled_component_p due to ada test a-numaux.adb.
4096 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4098 * final.c (final_scan_insn): Alter the condition of a
4099 conditional trap if we have nonstandard CC.
4101 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4103 * configure.ac: Remove excess quoting from asm line 0 test.
4104 * configure: Rebuilt.
4106 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4108 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4109 * c-common.c (convert_and_check): Move warning logic to...
4110 (warnings_for_convert_and_check): ...here. Define.
4111 * c-common.h (warnings_for_convert_and_check): Declare.
4113 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4115 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4116 (output_call): Likewise.
4118 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4120 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4122 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4124 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4126 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4128 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4129 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4131 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4133 PR tree-optimization/31183
4134 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4135 Use double_int instead of unsigned int for representing access_strides.
4136 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4138 2007-03-16 Richard Guenther <rguenther@suse.de>
4140 PR tree-optimization/31146
4141 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4142 to allow recursion of forward_propagate_addr_expr.
4143 (forward_propagate_addr_into_variable_array_index): Likewise.
4144 (forward_propagate_addr_expr): Likewise.
4145 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4146 (forward_propagate_addr_expr_1): Recurse on simple copies
4147 instead of propagating into them. Do so for useless conversions
4149 (forward_propagate_addr_expr): Clean up unused statements after
4152 2007-03-16 Richard Guenther <rguenther@suse.de>
4154 * builtins.c (expand_builtin_cexpi): Use the right argument
4155 for the expansion via cexp.
4157 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4159 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4160 * configure: Rebuilt.
4162 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4165 * dwarf2out.c (force_type_die): Adjust comment.
4166 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4168 2007-03-15 DJ Delorie <dj@redhat.com>
4170 * config/frv/predicates.md (minmax_operator): Don't check operands
4173 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4175 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4176 Update constant estimates of number of iterations.
4177 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4178 argument renamed to "realistic".
4179 (compute_estimated_nb_iterations): Removed.
4180 (record_niter_bound): New function.
4181 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4182 call record_nonwrapping_iv with upper = false.
4183 (infer_loop_bounds_from_signedness): Pass upper argument to
4184 record_nonwrapping_iv.
4185 (estimate_numbers_of_iterations_loop): Do not call
4186 compute_estimated_nb_iterations. Record estimate based on profile
4187 information. Initialize the constant estimates of number of
4189 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4191 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4192 number of iterations is too small.
4193 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4194 (EST_NOT_AVAILABLE): Removed.
4195 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4196 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4199 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4201 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4202 Handle NE_EXPR guards.
4204 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4207 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4208 Set also -pedantic-errors by default for the preprocessor unless
4209 -fpermissive is given.
4211 2007-03-15 Richard Guenther <rguenther@suse.de>
4215 * builtins.c (expand_builtin_cexpi): As a fallback if we
4216 don't have builtins for sincos or cexp create a function
4217 declaration for cexp and expand to a call to that.
4218 (expand_builtin_int_roundingfn): Always fall
4219 back to floor/ceil and its variants even if they may be
4222 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4225 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4226 jump tables, move the call to delete_dead_jumptables from here...
4227 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4228 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4229 don't allow merging of blocks that try_redirect_by_replacing_jump
4230 also does not handle when not optimizing.
4232 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4233 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4235 * config/i386/i386.md (x86_sahf_1): Correctly handle
4238 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4241 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4242 x86_64_general_operand as operand[2] predicate. Remove "iF"
4243 from operand constraints and use "e" constraint instead.
4244 (*subti3_1, *subti3_1 splitter): Ditto.
4245 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4246 operand[1] predicate.
4248 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4250 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4251 arrays, multiply the access strides by the size of the sub-array.
4252 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4254 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4256 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
4257 the configured assembler supports the sahf mnemonic.
4258 * configure: Regenerate.
4259 * config.in: Regenerate.
4261 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
4262 emit "sahf" or ".byte\t0x9e" as asm template.
4264 2007-03-14 Michael Meissner <michael.meissner@amd.com>
4267 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
4268 option to replace hard coded TARGET_xxx in md file.
4269 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
4270 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4271 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
4272 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
4273 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
4274 (X86_TUNE_NOT_VECTORMODE): Ditto.
4275 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
4276 (TUNE_AVOID_VECTOR_DECODE): Ditto.
4277 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4278 (TUNE_SLOW_IMUL_IMM8): Ditto.
4279 (TUNE_MOVE_M1_VIA_OR): Ditto.
4280 (TUNE_NOT_UNPAIRABLE): Ditto.
4281 (TUNE_NOT_VECTORMODE): Ditto.
4283 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
4286 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
4287 tuning options instead of hard coded TARGET_xxx.
4288 (fix ssemode peephole2's): Ditto.
4289 (imul peephole2's): Ditto.
4291 (movdi_or_rex64): Ditto.
4292 (move peephole2): Ditto.
4293 (not peephole2's): Ditto.
4295 2007-03-14 Dirk Mueller <dmueller@suse.de>
4297 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
4298 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
4299 * c-parser.c (c_parser_if_body): Always add an empty statement in case
4301 * c-parser.c (c_parser_do_statement): Warn about empty body in
4303 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
4304 * doc/invoke.texi (-Wempty-body): Update documentation.
4306 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4309 * c-common.h (warn_for_div_by_zero): Declare.
4310 * c-common.c (warn_for_div_by_zero): Define.
4311 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
4314 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4316 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
4317 to PREFIX and STANDARD_PREFIX.
4319 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4320 Phil Edwards <phil@codesourcery.com>
4322 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
4323 (__gthread_once_t): Remove busy field for RTPs.
4324 (__GTHREAD_ONCE_INIT): Update accordingly.
4326 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4328 * doc/invoke.texi: Document VxWorks options.
4330 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4332 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
4334 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
4336 PR tree-optimization/30590
4337 * tree-nrv.c (tree_nrv): Check for the partial update of the
4340 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4342 * flags.h (flag_random_seed): Remove declaration, in favor of...
4343 * toplev.h (get_random_seed, set_random_seed): ... these.
4344 * tree.c (get_file_function_name): Use the former.
4345 * opts.c (common_handle_option): Use the latter.
4348 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
4351 * cse.c (cse_find_path): Do not bail out if a basic block that
4352 we already visited now becomes part of a path that starts at a
4353 different basic block. Just disallow this, to make sure we
4354 visit each basic block at most once.
4356 2007-03-13 Jan Hubicka <jh@suse.cz>
4358 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
4359 when profile esitmate is present, calls with very low frequency are
4362 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
4364 PR tree-optimization/30730
4365 PR tree-optimization/26900
4366 * tree-ssa-loop-niter.c: Include gmp.h.
4368 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
4369 split_to_var_and_offset, determine_value_range,
4370 bound_difference_of_offsetted_base, refine_bounds_using_guard,
4371 bound_difference, bounds_add, bounds_negate,
4372 number_of_iterations_ne_max, dump_affine_iv): New functions.
4373 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
4374 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
4375 difference of initial and final value of control iv to validate
4377 (number_of_iterations_cond): Add loop parameter. Determine bounds
4378 on the difference of the extremes of the control iv. Add dumps.
4379 (expand_simple_operations): Handle phi nodes.
4380 (simplify_using_initial_conditions): Do not record used conditions.
4381 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
4382 Do not set additional_info.
4383 (implies_nonnegative_p, implies_ge_p): Removed.
4384 (derive_constant_upper_bound): Do not use parameter `additional'.
4385 (record_estimate): Parameter `additional' removed. Parameter
4386 `i_bound' added. Do not call derive_constant_upper_bound.
4387 (record_nonwrapping_iv): Use derive_constant_upper_bound to
4388 bound the number of iterations estimate.
4389 (estimate_numbers_of_iterations_loop): Pass the estimate from
4390 the number of iterations analysis to record_estimate.
4391 * tree.h (multiple_of_p): Declare.
4392 * tree-scalar-evolution.c (expression_expensive_p): Removed.
4393 (scev_const_prop): Do not check expression_expensive_p.
4394 * fold-const.c (multiple_of_p): Exported.
4395 * double-int.c (double_int_mask): Exported.
4396 * double-int.h (double_int_mask): Declare.
4397 * tree-flow.h (struct tree_niter_desc): Removed additional_info
4398 field. Added max field.
4400 2007-03-13 David Taylor <taylor@candd.org>
4403 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
4406 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4409 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
4410 two unamed patterns.
4412 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
4414 * config/i386/i386.opt (mcx16, msahf): New options.
4415 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
4416 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
4418 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
4419 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
4420 Output -mcx16 and -msahf options when corresponding bit is set.
4422 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
4425 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4427 * configure.ac: Test for assembler tolerance to # 0 "".
4428 * configure, config.in: Rebuilt.
4429 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
4431 2007-03-13 Geoffrey Keating <geoffk@apple.com>
4433 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
4435 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
4436 (handle_syscall): Handle direct system calls.
4437 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
4439 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4441 * doc/invoke.texi: Fix cpp.info cross-reference.
4442 * doc/passes.texi: Fix gcc.info cross-reference.
4444 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
4446 PR tree-optimization/30835
4447 * lambda-code.c (can_convert_to_perfect_nest): Check whether
4448 bb_for_stmt is not NULL before accessing it.
4450 2007-03-12 Joseph Myers <joseph@codesourcery.com>
4452 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
4455 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4458 * doc/install.texi: Document --enable-stage1-languages
4460 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
4462 * tree-pass.h (pass_into_cfg_layout_mode,
4463 pass_outof_cfg_layout_mode): Declare.
4464 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
4465 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
4466 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
4467 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
4469 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
4471 * c-decl.c (warn_variable_length_array): New function.
4472 Refactored from grokdeclarator to handle warn_vla
4473 and handle unnamed array case.
4474 (grokdeclarator): Refactored VLA warning case.
4475 * c.opt (Wvla): New flag.
4476 * doc/invoke.texi (Wvla): New warning.
4478 2007-03-12 Richard Henderson <rth@redhat.com>
4480 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
4481 (TARGET_SECTION_TYPE_FLAGS): New.
4483 2007-03-12 Richard Henderson <rth@redhat.com>
4485 * config/darwin.c (machopic_reloc_rw_mask): New.
4486 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
4487 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
4489 2007-03-12 Mark Mitchell <mark@codesourcery.com>
4491 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
4492 * cppdefault.h (cpp_PREFIX): Document.
4493 (cpp_PREFIX_len): Likewise.
4494 (cpp_EXEC_PREFIX): New variable.
4495 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
4496 * c-incpath.c (add_standard_paths): Correct logic for relocating
4497 paths within prefix.
4499 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
4501 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
4502 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
4504 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
4505 fix_truncdfdi_sse using SSEMODEF mode macro.
4506 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
4507 fix_truncdfsi_sse using SSEMODEF mode macro.
4508 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
4509 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
4511 2007-03-12 Richard Sandiford <richard@codesourcery.com>
4513 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
4516 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
4518 * tree.h : Add multiple_of_p declaration.
4519 * fold-const.c (multiple_of_p): Make multiple_of_p public.
4520 * ipa-type-escape.c (results_of_malloc): Redundant.
4521 (visited_stmts): New. Visited stmt for walk_use_def_chains.
4522 (cast_type): Extended with new members.
4523 (check_cast): Returns cast_type.
4524 (cast): New structure for data of walk_use_def_chains.
4525 (is_malloc_result, is_cast_from_non_pointer_1,
4526 is_cast_from_non_pointer,
4527 is_array_access_through_pointer_and_index): New functions.
4528 (look_for_casts): Returns cast types.
4529 (check_call): Returns void.
4530 (okay_pointer_operation): Use support of pointer plus index,
4531 pointer plus constant and allow all multiplications.
4533 2007-03-11 Richard Guenther <rguenther@suse.de>
4535 PR tree-optimization/31115
4536 * tree-vrp.c (extract_range_from_binary_expr): Make sure
4537 the shift count is positive and non-anti-range for RSHIFT_EXPR.
4538 A shift count of zero is not special as with *_DIV_EXPR.
4539 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
4542 2007-03-11 Ian Lance Taylor <iant@google.com>
4544 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
4545 the *_DIV_EXPR codes correctly with overflow infinities.
4547 2007-03-11 Ira Rosen <irar@il.ibm.com>
4549 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
4550 indicate success/failure of the analysis. Add negation to subtrahend
4551 in case of subtraction. Fail if both operands contain constants.
4552 (create_data_ref): Fail if analyze_offset fails.
4554 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
4556 * config/i386/i386.md (frndintxf2): Rename to ...
4557 (rintxf2): ... this. Remove expander having same name.
4558 (rintsf2, rintdf2): Implement using SSEMODEF macro.
4559 (roundsf2, rounddf2): Ditto.
4560 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
4561 (lround<mode>di2, lround<mode>si2): Ditto.
4563 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
4565 * lower-subreg.c: Include except.h.
4566 (decompose_multiword_subregs): Verify that the only control flow
4567 insns we can split are loads to multi-words pseudos.
4568 Handle breaking such blocks after splitting, instead of calling
4569 find_many_sub_basic_blocks.
4571 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
4572 on the new basic block. Add a lengthy comment explaining why we
4573 thought this was necessary.
4574 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
4576 2007-03-10 Mark Mitchell <mark@codesourcery.com>
4579 * tree.c (walk_type_fields): Recurse into the element type of
4580 ARRAY_TYPEs if there is a pointer set.
4582 2007-03-10 Dirk Mueller <dmueller@suse.de>
4584 * c-common.c (warn_logical_operator): Fix condition.
4586 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
4588 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
4590 * config/darwin.c (machopic_select_section): Remove superfluous
4591 argument in call to categorize_decl_for_section. Remove unused
4594 2007-03-10 Joseph Myers <joseph@codesourcery.com>
4596 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
4598 * configure: Regenerate.
4600 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
4603 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
4604 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
4605 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
4606 Add LABEL_NUSES to emitted label.
4607 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
4608 branch probability value to emitted jump insn.
4609 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
4610 Do not check life information and do not re-arrange input operands
4611 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
4613 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4615 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
4616 the change of decode_asm_operands.
4618 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4620 * mode-switching.c (create_pre_exit): Skip blockage insn.
4622 2007-03-09 Diego Novillo <dnovillo@redhat.com>
4624 * tree-pass.h (TODO_update_smt_usage): Remove.
4626 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4630 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4632 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
4633 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
4634 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
4637 2007-03-09 Geoffrey Keating <geoffk@apple.com>
4639 * gcc.c: Document %{, in big comment at top.
4640 (input_suffix_matches): Remove special handling for .s and
4642 (input_spec_matches): New.
4643 (handle_braces): Handle %{,.
4644 (validate_switches): ',' indicates a value which is not a switch.
4645 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
4646 to detect assembler input.
4647 * config/i386/sol2.h (CPP_SPEC): Likewise.
4648 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
4649 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4650 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
4651 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4652 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
4653 -m64 causes deployment target to default to 10.5.
4654 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4656 2007-03-09 Richard Henderson <rth@redhat.com>
4659 * target.h (targetm.asm.out.reloc_rw_mask): New.
4660 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
4661 (TARGET_ASM_OUT): Use it.
4662 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
4663 * varasm.c (categorize_decl_for_section): Remove shlib argument;
4664 use the new reloc_rw_mask target hook instead.
4665 (default_section_type_flags_1): Merge into...
4666 (default_section_type_flags): ... here.
4667 (decl_readonly_section_1): Merge into...
4668 (decl_readonly_section): ... here.
4669 (default_elf_select_section_1): Merge into...
4670 (default_elf_select_section): ... here.
4671 (default_unique_section_1): Merge into...
4672 (default_unique_section): ... here.
4673 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
4674 (default_select_rtx_section): Use it.
4675 (default_elf_select_rtx_section): Likewise.
4676 * output.h: Update to match.
4677 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
4678 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
4679 (TARGET_ASM_RELOC_RW_MASK): New.
4680 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
4681 to categorize_decl_for_section.
4682 (x86_64_elf_unique_section): Likewise.
4683 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
4684 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
4685 (TARGET_ASM_RELOC_RW_MASK): New.
4686 * config/ia64/ia64.c (ia64_rwreloc_select_section,
4687 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
4688 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
4689 (TARGET_RWRELOC): Remove.
4690 (ia64_section_type_flags): Adjust call to default_section_type_flags.
4691 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4692 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
4693 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
4694 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
4695 (rs6000_xcoff_select_section): Use decl_readonly_section.
4696 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
4697 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4698 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
4699 (TARGET_SECTION_TYPE_FLAGS): Remove.
4700 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
4702 2007-03-09 Roger Sayle <roger@eyesopen.com>
4704 * fold-const.c (fold_comparison): Remove compile-time evaluation of
4705 complex constant equality/inequality comparisons for here.
4706 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
4707 known at compile-time or can be simplified to a scalar comparison.
4708 (fold_relational_const): Move compile-time evaluation of complex
4709 constant equality/inequality comparisons to here.
4711 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4713 PR rtl-optimization/30643
4714 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
4716 (fold_rtx): Recurse, like before 2006-11-03.
4718 2007-03-09 DJ Delorie <dj@redhat.com>
4720 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
4723 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
4725 PR tree-optimization/30375
4726 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
4727 LHS of statements is not the same.
4728 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
4730 2007-03-09 Chao-ying Fu <fu@mips.com>
4732 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
4734 * doc/invoke.texi (-mdspr2): Document new option.
4735 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
4736 New unspec for DSP REV 2.
4737 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
4738 these instructions are extended in DSP REV 2.
4739 (mips-dspr2.md): Include.
4740 * config/mips/mips.opt (mdspr2): New option.
4741 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
4742 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
4743 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
4744 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
4745 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
4746 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
4747 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
4749 (bdesc_map): Add one field of unsupported_target_flags.
4750 (bdesc_arrays): Update entries to have extra fields. Add
4752 (mips_init_builtins): Initialize new function types.
4753 Check unsupported_target_fileds to filter out builtins.
4754 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
4756 (ASM_SPEC): Pass mdspr2 to the assembler.
4757 * config/mips/mips-dspr2.md: New file.
4759 2007-03-09 Sa Liu <saliu@de.ibm.com>
4761 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
4763 2007-03-09 Ian Lance Taylor <iant@google.com>
4765 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
4766 argument) like -Wstrict-overflow=2.
4767 * doc/invoke.texi (Warning Options): Update documentation.
4769 2007-03-09 Dirk Mueller <dmueller@suse.de>
4772 * doc/invoke.texi (-Wlogical-op): Document.
4773 * common.opt (-Wlogical-op): New.
4774 * c-common.h (warn_logical_operator): Declare.
4775 * c-common.c (warn_logical_operator): Define.
4776 * c-typeck.c (parser_build_binary_op): Call
4777 warn_logical_operator.
4779 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4781 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
4782 * final.c (final_scan_insn): Test for non-"" file name.
4784 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
4786 * doc/loop.texi: Document the Omega linear constraints solver.
4787 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
4788 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
4789 omega-hash-table-size, omega-max-keys, and
4790 omega-eliminate-redundant-constraints.
4791 * tree-pass.h (pass_check_data_deps): Declared.
4794 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
4795 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
4796 pass_check_data_deps): New.
4797 * tree-data-ref.c (init_data_ref): Remove declaration.
4798 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
4799 (analyze_array): Renamed init_array_ref, move up initializations.
4800 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
4801 Removed arguments that are set to NULL.
4802 (analyze_indirect_ref): Correct indentation, correct call to
4804 (object_analysis): Call init_array_ref instead of analyze_array.
4805 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
4806 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
4807 of DR_ACCESS_FNS_ADDR.
4808 (init_omega_eq_with_af, omega_extract_distance_vectors,
4809 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
4810 ddr_consistent_p): New.
4811 (compute_affine_dependence): Check consistency of ddrs when
4812 flag_check_data_deps is passed.
4813 (analyze_all_data_dependences): Uncomment.
4814 (tree_check_data_deps): New.
4815 * tree-data-ref.h: Include omega.h.
4816 (DR_ACCESS_FNS_ADDR): Removed.
4817 (data_dependence_relation): Add inner_loop.
4818 (DDR_INNER_LOOP): New.
4819 * common.opt (fcheck-data-deps): New.
4820 * tree-flow.h (tree_check_data_deps): Declare.
4821 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
4822 (OBJS-common): Depend on omega.o.
4824 * passes.c (pass_check_data_deps): Scheduled.
4825 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
4826 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
4827 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
4828 PARAM_VECT_MAX_VERSION_CHECKS,
4829 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
4831 2007-03-09 Richard Guenther <rguenther@suse.de>
4833 PR tree-optimization/30904
4835 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
4836 the same way as *_DIV_EXPR.
4838 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4840 * recog.c (decode_asm_operands): No mixed declarations and code.
4842 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4844 * rtl.def (ASM_INPUT): Add location.
4845 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
4846 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
4847 (decode_asm_operands): Add loc operand.
4848 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
4849 * stmt.c (expand_asm): Rename to...
4850 (expand_asm_loc): ... this. Add locus argument. Pass it on to
4851 gen_rtx_ASM_INPUT_loc.
4852 (expand_asm_expr): Adjust.
4853 * recog.c (decode_asm_operands): Add loc operand.
4854 (check_asm_operands, extract_insn): Adjust.
4855 * reload1.c (maybe_fix_stack_asms): Likewise.
4856 * final.c (asm_insn_count): Likewise.
4857 (final_scan_insn): Output # line before and after asm.
4859 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
4861 * tree-ssa-structalias.c (variable_info): Remove
4863 (new_var_info): Ditto.
4864 (shared_bitmap_info_t): New structure.
4865 (shared_bitmap_table): New variable.
4866 (shared_bitmap_hash): New function.
4867 (shared_bitmap_eq): Ditto
4868 (shared_bitmap_lookup): Ditto.
4869 (shared_bitmap_add): Ditto.
4870 (merge_smts_into): Change to take bitmap directly.
4871 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
4872 (init_alias_vars): Init shared bitmap hashtable.
4873 (delete_points_to_sets): Delete shared bitmap hashtable.
4874 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
4875 is_aliased removal as a change that was still necessary was
4878 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
4880 * config/i386/i386.h (override_options): Conditionally disable
4881 x86_sahf for 64bit targets only.
4883 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4886 * c-decl.c (merge_decls): Don't call make_var_volatile.
4887 * varasm.c (make_var_volatile): Remove.
4888 * output.h (make_var_volatile): Remove.
4890 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
4892 PR tree-optimization/31085
4893 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
4895 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4897 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
4898 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
4899 ATTR_CONST_NOTHROW_LIST.
4901 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4904 2007-03-08 Diego Novillo <dnovillo@redhat.com>
4906 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
4908 2007-03-08 Geoffrey Keating <geoffk@apple.com>
4911 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
4913 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
4914 passed, use shared libgcc.
4916 2007-03-08 Roger Sayle <roger@eyesopen.com>
4918 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
4919 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4920 (honor_protect_cleanup_actions, lower_try_finally_switch):
4922 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
4923 ifc_temp_var): Likewise.
4924 * tree-inline.c (setup_one_parameter): Likewise.
4925 * tree-mudflap.c (mf_decl_cache_locals,
4926 mf_build_check_statement_for): Likewise.
4927 * tree-nested.c (init_tmp_var, save_tmp_var,
4928 finalize_nesting_tree_1): Likewise.
4929 * tree-outof-ssa.c (insert_copy_on_edge,
4930 insert_backedge_copies): Likewise.
4931 * tree-profile.c (tree_gen_edge_profiler,
4932 tree_gen_ic_profiler): Likewise.
4933 * tree-scalar-evolution.c (scev_const_prop): Likewise.
4934 * tree-sra.c (sra_build_assignment): Likewise.
4935 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
4936 * tree-ssa-math-opts.c (insert_reciprocals,
4937 execute_cse_sincos_1): Likewise.
4938 * tree-tailcall.c (adjust_accumulator_values,
4939 adjust_return_value): Likewise.
4940 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
4941 * tree-vect-transform.c (vect_create_data_ref_ptr,
4942 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
4943 vect_create_epilog_for_reduction, vectorizable_reduction,
4944 vectorizable_call, vectorizable_conversion,
4945 vectorizable_assignment, vectorizable_operation,
4946 vectorizable_type_demotion, vect_gen_widened_results_half,
4947 vect_permute_store_chain, vectorizable_store,
4948 vect_setup_realignment, vect_permute_load_chain,
4949 vectorizable_load, vectorizable_condition,
4950 vect_create_cond_for_align_checks): Likewise.
4951 * tree-vrp.c (build_assert_expr_for): Likewise.
4953 2007-03-08 Ian Lance Taylor <iant@google.com>
4955 * tree-vrp.c: Include "intl.h".
4956 (usable_range_p): New static function.
4957 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
4958 overflowed values, juts set *strict_overflow_p.
4959 (compare_values): Only return -2 if one of the operands is not a
4961 (compare_ranges): Call usable_range_p.
4962 (compare_range_with_value): Likewise.
4963 (vrp_evaluate_conditional_warnv): Rename from
4964 vrp_evaluate_conditional. Make static. Change all callers.
4965 (vrp_evaluate_conditional): New function.
4966 (simplify_div_or_mod_using_ranges): Issue warning about reliance
4968 (simplify_abs_using_ranges): Likewise.
4969 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
4970 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
4971 within_stmt parameter.
4972 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4973 vrp_evaluate_conditional.
4974 * tree-ssa-threadedge.c
4975 (record_temporary_equivalences_from_stmts_at_dest): Change
4976 simplify parameter to take a second tree parameter.
4977 (simplify_control_stmt_condition): Likewise.
4978 (thread_across_edge): Likewise.
4979 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
4980 (thread_across_edge): Likewise.
4981 * Makefile.in (tree-vrp.o): Depend upon intl.h.
4983 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
4985 * config/i386/i386.h (TARGET_SAHF): New define.
4986 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
4987 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
4988 (x86_sahf): New global variable.
4989 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
4990 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
4991 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
4992 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
4994 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
4995 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
4996 when expanding fcomi/sahf based tests.
4997 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
4998 expanding sahf based alternative. Emit sahf based sequence when
4999 optimizing for code size.
5000 * config/i386/i386.md (x86_sahf_1): Do not disable for
5001 TARGET_64BIT, enable for TARGET_SAHF.
5003 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5005 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5006 spurious whitespace from error message.
5008 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5011 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5013 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5015 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5017 * tree-sra.c (instantiate_element): Propagate disabled warnings
5018 from the element itself to the created variable.
5020 2007-03-07 Richard Henderson <rth@redhat.com>
5023 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5024 silently fix up the stack in the case of a missing register.
5026 2007-03-07 Paul Brook <paul@codesourcery.com>
5028 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5030 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5032 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5034 (phase1_vrs): Use them.
5035 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5036 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5037 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5038 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5039 __gnu_Unwind_Restore_WMMXC if required.
5040 (_Unwind_VRS_Pop): Implement iWMMXt support.
5041 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5042 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5043 gnu_Unwind_Save_WMMXC): Define.
5045 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5047 * config/vxworks.h (vxworks_override_options): Declare.
5048 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5049 * config/vxworks.c: Include target.h and toplev.h.
5050 (vxworks_override_options): New function.
5051 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5053 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5055 * config/s390/s390.c (override_options): Don't emit an error when
5056 -mstack-size is used without providing -mstack-guard.
5057 (s390_emit_prologue): Choose stack_guard value automatically if not
5058 provided via command line.
5059 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5061 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5063 * config/i386/i386.c (output_set_got): Add a GOT initialization
5064 sequence for VxWorks PIC.
5065 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5066 around labels as well as symbols. Use gotoff_operand instead
5067 of local_symbolic_operand.
5068 (legitimize_pic_address): Use gotoff_operand instead of
5069 local_symbolic_operand. Use @GOT accesses for labels as
5071 (ix86_output_addr_diff_elt): Use PC-relative rather than
5072 GP-relative offsets for VxWorks PIC.
5073 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5074 no_new_pseudos. Check whether the returned register is op0.
5075 * config/i386/i386.md (tablejump): Use PC-relative rather than
5076 GP-relative offsets for VxWorks PIC.
5077 * config/i386/predicates.md (gotoff_operand): New predicate.
5079 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5081 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5083 * config/vxworks-dummy.h: New file.
5084 * config/i386/i386.h: Include it.
5086 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5088 * dwarf2out.c (is_inlined_entry_point): New
5089 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5090 DW_AT_ranges if the first subblock is the entry point.
5092 2007-03-06 David Daney <ddaney@avtrex.com>
5094 * doc/install.texi (mips-*-*): Change recommended binutils
5097 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5099 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5100 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5102 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5103 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5105 2007-03-06 Jan Hubicka <jh@suse.cz>
5107 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5108 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5110 (probably_cold_bb_p): Cold functions are cold.
5111 (probably_never_executed_bb_p): Cold functions are cold.
5112 (tree_bb_level_predictions): Predict calls to cold functions as not
5114 (compute_function_frequency): Check hot/cold attributes.
5115 * function.h (function_frequency): Update comments.
5116 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5117 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5118 (c_common_att): Add cold and hot.
5120 * doc/extend.texi (hot,cold attributes): Document.
5122 2007-03-06 Andrew Haley <aph@redhat.com>
5124 * function.c (expand_function_end): Move blockage to just after we
5125 emit the label for the naked return from the function.
5127 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5129 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5132 2007-03-06 Jan Hubicka <jh@suse.cz>
5134 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5135 loaded for constant large models. Non-large 64bit PIC can do.
5136 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5137 * cmodel.h: Add LARGE PIC.
5138 * i386.md (UNSPEC_PLTOFF): New.
5139 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5141 (*call_1_rex64): Disable for large models.
5142 (*call_1_rex64_large): New.
5143 (*call_value_1_rex64): Disable for large models.
5144 (*call_value_1_rex64_large): New.
5145 (set_rip_rex4): New.
5146 (set_got_offset_rex64): New.
5147 * predicates.md (constant_call_address_operand): For large model
5148 constant calls are not possible.
5149 * i386-protos.h (construct_plt_address): Declare.
5150 * i386.c (override_options): Accept large models.
5151 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5152 (legitimate_constant_p): Add new UNSPECs.
5153 (legitimate_pic_operand_p): Likewise.
5154 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5155 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5157 (output_pic_addr_const): Add PLTOFF.
5158 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5159 (ix86_expand_move): Legitimize pic address when in PIC mode.
5160 (construct_plt_address): New function.
5161 (ix86_expand_call): Offload the address to register and use GOT pointer
5163 * invoke.texi (mcmodel=large): Update documentation.
5165 2007-03-06 Richard Henderson <rth@redhat.com>
5167 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5168 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5169 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5170 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5171 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5172 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5173 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5174 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5175 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5176 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5177 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5178 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5179 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5180 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5181 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5182 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5183 x86_schedule, x86_use_bt, x86_pad_returns,
5184 x86_use_xchgb): Merge into ...
5185 (ix86_tune_features): ... here. New array.
5186 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5187 x86_bswap): Merge into ...
5188 (ix86_arch_features): ... here. New array.
5189 (x86_3dnow_a): Remove.
5190 (x86_accumulate_outgoing_args): Make static.
5191 (x86_arch_always_fancy_math_387): Make static.
5192 (ix86_tune_mask, ix86_arch_mask): Move ...
5193 (override_options): ... to local variables here. Apply the
5194 appropriate mask to each element of ix86_arch_features and
5195 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5196 as were done in the old macros.
5197 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5198 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5199 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5200 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5201 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5202 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5203 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5204 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5205 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5206 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5207 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5208 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5209 x86_accumulate_outgoing_args, x86_prologue_using_move,
5210 x86_epilogue_using_move, x86_decompose_lea,
5211 x86_arch_always_fancy_math_387, x86_shift1,
5212 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5213 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5214 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5215 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5216 x86_use_incdec, x86_pad_returns, x86_bswap,
5217 x86_partial_flag_reg_stall): Remove.
5218 (enum ix86_tune_indices): New.
5219 (ix86_tune_features): New.
5220 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5221 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5222 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5223 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5224 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5225 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5226 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5227 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5228 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5229 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5230 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5231 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5232 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5233 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5234 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5235 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5236 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5237 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5238 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5239 TARGET_EXT_80387_CONSTANTS): Use it.
5240 (enum ix86_arch_indices): New.
5241 (ix86_arch_features): New.
5242 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5243 TARGET_BSWAP): Use it.
5244 (ix86_tune_mask, ix86_arch_mask): Remove.
5246 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5249 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5250 Define using $${sysroot_headers_suffix}.
5251 * configure: Regenerate.
5252 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5253 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
5255 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
5256 * gcc.c (print_sysroot_headers_suffix): New.
5257 (option_map): Include --print-sysroot-headers-suffix.
5258 (display_help): Mention -print-sysroot-headers-suffix.
5259 (process_command): Handle -print-sysroot-headers-suffix.
5260 (do_spec_1): Append multilib directory to include-fixed path if
5261 sysroot suffixes in use.
5262 (main): Handle -print-sysroot-headers-suffix.
5263 * Makefile.in (start.encap): Don't depend on xlimits.h
5264 (xlimits.h): Remove.
5265 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
5266 limits.h for each multilib in fixinc_list.
5267 (fixinc_list, s-fixinc_list): New.
5268 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
5269 generate them for each multilib in fixinc_list.
5270 (stmp-fixproto): Use include-fixed. Run fixproto for each
5271 multilib in fixinc_list.
5272 (mostlyclean): Don't remove xlimits.h.
5273 (clean): Remove include-fixed.
5274 (real-install-headers-tar, real-install-headers-cpio,
5275 real-install-headers-cp): Don't copy include, only include-fixed.
5276 (install-mkheaders): Depend on fixinc_list. Don't depend on
5277 xlimits.h. Save limits.h files for each multilib in fixinc_list.
5278 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
5279 SYSTEM_HEADER_DIR setting in mkheaders.conf.
5281 2007-03-06 Jan Hubicka <jh@suse.cz>
5283 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
5286 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5288 * configure.ac: Allow tm_file to contain build-directory files.
5289 * configure: Regenerate.
5290 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
5291 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
5292 * config/m68k/print-sysroot-suffix.sh: New file.
5294 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5296 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
5297 of pic_offset_table_rtx if reload_completed.
5298 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
5299 PIC_OFFSET_TABLE_REGNUM.
5300 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
5302 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
5303 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
5305 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5307 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5308 functions that call eh_return.
5310 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5312 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5313 functions that need a constant pool.
5315 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5318 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
5319 (m68k_preferred_reload_class): Likewise.
5320 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
5321 (SECONDARY_RELOAD_CLASS): Define.
5322 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
5323 (LIMIT_RELOAD_CLASS): Delete.
5324 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
5325 registers from storing bytes.
5326 (m68k_secondary_reload_class): New function.
5327 (m68k_preferred_reload_class): Likewise.
5329 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5331 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
5333 (m68k_expand_prologue): Likewise.
5335 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5337 * config/m68k/m68k-protos.h (output_sibcall): Declare.
5338 (mips_expand_epilogue): Add a bool parameter.
5339 (m68k_legitimize_sibcall_address): Declare.
5340 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
5341 (m68k_expand_epilogue): Add a parameter to select between sibling
5342 and normal epilogues. Only generate a return for the latter.
5343 (m68k_ok_for_sibcall_p): New function.
5344 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
5345 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
5346 (sibcall_value, *sibcall_value): Likewise.
5347 (*call, *call_value): Require !SIBLING_CALL_P.
5348 (epilogue): Update call to m68k_expand_epilogue.
5349 (sibcall_epilogue): New pattern.
5350 * config/m68k/predicates.md (const_call_operand): Say that this
5351 predicate applies to sibling calls too.
5352 (sibcall_operand): New predicate.
5354 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5356 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
5357 alternatives as movsi_cf.
5358 (movsf_cf_hard): Add commentary.
5360 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
5361 Richard Sandiford <richard@codesourcery.com>
5363 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
5364 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
5365 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
5366 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
5367 as being live on exit from an interrupt function.
5368 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
5369 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
5370 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
5371 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
5372 (m68k_interrupt_function_p): Globalize.
5373 (m68k_compute_frame_layout): Remove reverse mask code.
5374 (m68k_emit_movem, m68k_set_frame_related): New functions.
5375 (m68k_output_function_prologue): Delete in favor of...
5376 (m68k_expand_prologue): ...this new function.
5377 (m68k_output_function_epilogue): Delete in favor of...
5378 (m68k_expand_epilogue): ...this new function.
5379 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
5381 (print_operand): Handle %?.
5382 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
5383 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
5384 (prologue, epilogue): New patterns.
5385 (return): Turn into a define_expand.
5386 (*return): New pattern, derived from old "return" pattern. Use rte
5387 rather than rts for interrupt functions. Only use rtd if the pop
5389 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
5390 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
5391 (link, *link, unlink, *unlink, load_got): Likewise.
5393 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5397 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
5398 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
5399 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
5400 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
5401 and m68k_matches_u_p.
5402 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
5403 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
5404 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
5405 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
5406 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
5407 (REG_STRICT_P): New macro.
5408 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
5409 PCREL_GENERAL_OPERAND_OK.
5410 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
5411 m68k_legitimate_base_reg_p.
5412 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
5413 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
5414 (PIC_CASE_VECTOR_ADDRESS): Update comment.
5415 * config/m68k/m68k.c (m68k_address): New structure.
5416 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
5417 (m68k_decompose_index, m68k_legitimate_constant_address_p)
5418 (m68k_jump_table_ref_p, m68k_decompose_address)
5419 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
5420 (m68k_matches_u_p): New functions.
5421 (print_operand_address): Rewrite to use m68k_decompose_index.
5423 2007-03-05 David Taylor <dtaylor@emc.com>
5425 * gcc.c: Correct copyright date in --version output.
5427 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5429 * pa.md: In unamed move patterns, disparge copies between general
5430 and floating point registers using '?' modifier. Don't include 'f'
5431 constraint for register preferences in DImode, SImode, HImode and
5432 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
5433 Remove constraints for copies between general and floating registers
5434 in soft-float DFmode pattern.
5435 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
5439 2007-03-05 Mike Stump <mrs@apple.com>
5441 * c-common.c (targetcm): Add.
5442 * c-opts.c (c_common_handle_option): Handle language specific
5444 * opts.c (handle_option): Verify language for target options, if
5446 * opth-gen.awk: Add CL_LANG_ALL.
5447 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
5448 (TARGETCM_INITIALIZER): Add.
5449 * target.h (struct gcc_targetcm): Add.
5451 * targhooks.c (default_handle_c_option): Add.
5452 * targhooks.h (default_handle_c_option): Add.
5453 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
5455 * config/darwin.opt (iframework): Add.
5456 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
5457 * config/darwin-c.c (handle_c_option): Add.
5458 (TARGET_HANDLE_C_OPTION): Add.
5460 * doc/invoke.texi (Darwin Options): Add -iframework.
5462 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5464 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
5467 2007-03-05 Ian Lance Taylor <iant@google.com>
5469 * c.opt (fgnu89-inline): New option.
5470 * c-opts.c (c_common_post_options): Set default value for
5472 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
5473 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
5475 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
5476 (grokdeclarator, start_function): Likewise.
5477 * c-cppbuiltin.c (c_cpp_builtins): Define either
5478 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
5479 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
5480 (C Dialect Options): Document -fgnu89-inline.
5481 * doc/extend.texi (Function Attributes): Explain what the
5482 gnu_inline attribute does.
5483 * doc/cpp.texi (Common Predefined Macros): Document
5484 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5486 2007-03-05 Ian Lance Taylor <iant@google.com>
5488 PR tree-optimization/31034
5489 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
5490 half-range if the other side is an overflow infinity.
5492 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5494 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
5495 (bfin*-linux-uclibc*): New configuration.
5496 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
5498 * config/bfin/linux.h: New file.
5499 * config/bfin/libgcc-bfin.ver: New file.
5500 * config/bfin/t-bfin-uclinux: New file.
5501 * config/bfin/t-bfin-linux: New file.
5502 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
5503 (TARGET_OS_CPP_BUILTINS): New macro.
5505 2007-03-05 Richard Guenther <rguenther@suse.de>
5507 * fold-const.c (fold_binary): Remove duplicate folding
5508 of comparison of non-null ADDR_EXPR against null.
5510 2007-03-05 Richard Guenther <rguenther@suse.de>
5511 Dorit Nuzman <dorit@il.ibm.com>
5513 PR tree-optimization/26420
5514 * tree-vectorizer.c (vectorize_loops): Bail out early if there
5515 are no loops in the function. Only print the number of
5516 vectorized loops if it is greater than zero or we are supposed
5517 to print information about unvectorized loops.
5519 2007-03-05 Revital Eres <eres@il.ibm.com>
5521 * gcc.dg/var-expand1.c: New test.
5522 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
5523 when an accumulator is expanded.
5525 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5528 * c-common.c (convert_and_check): Don't give warnings for
5529 conversion if 'expr' already overflowed.
5531 2007-03-04 Roger Sayle <roger@eyesopen.com>
5534 * fold-const.c (fold_comparison): Enforce type consistency when
5535 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
5537 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
5539 * tree-ssa-address.c (create_mem_ref): Do not put an expression
5540 containing a cast to the base of TARGET_MEM_REF.
5542 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
5544 * tree.c (tree_contains_struct_check_failed): Remove spurious
5545 whitespace from error message.
5547 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5550 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
5551 instead of precision.
5553 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
5554 Nathan Sidwell <nathan@codesourcery.com>
5556 * emit-rtl.c (find_auto_inc): New.
5557 (try_split): recreate REG_INC notes,
5558 Use regular for loops rather than whiles.
5560 2007-03-03 Andreas Schwab <schwab@suse.de>
5562 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
5563 * configure: Regenerate.
5565 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5567 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
5568 flag_rounding_math, not flag_unsafe_math_optimizations.
5570 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
5572 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
5573 alpha_fold_vector_minmax): Likewise.
5574 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5575 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
5577 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5579 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
5580 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
5581 if the lhs has side-effects.
5582 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
5584 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5586 * config/i386/i386.h (TUNEMASK): Remove define.
5587 (ARCHMASK): Remove define.
5588 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
5589 Use ix86_arch_mask variable instead of ARCHMASK.
5590 * config/i386/i386.c (override_options): Ditto.
5591 (standard_80387_constant_p): Ditto.
5593 2007-03-02 Ian Lance Taylor <iant@google.com>
5595 Used signed infinities in VRP.
5596 * tree-vrp.c (uses_overflow_infinity): New static function.
5597 (supports_overflow_infinity): New static function.
5598 (make_overflow_infinity): New static function.
5599 (negative_overflow_infinity): New static function.
5600 (positive_overflow_infinity): New static function.
5601 (is_negative_overflow_infinity): New static function.
5602 (is_positive_overflow_infinity): New static function.
5603 (is_overflow_infinity): New static function.
5604 (overflow_infinity_range_p): New static function.
5605 (compare_values_warnv): New function split out of compare_values.
5606 (compare_value): Call it.
5607 (set_value_range_to_nonnegative): Add overflow_infinity
5608 parameter. Change caller.
5609 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
5611 (vrp_expr_computes_nonzero): Likewise.
5612 (compare_ranges, compare_range_with_value): Likewise.
5613 (compare_name_with_value, compare_names): Likewise.
5614 (vrp_evaluate_conditional): Likewise.
5615 (set_value_range): Handle infinity
5616 (vrp_operand_equal_p, operand_less_p): Likewise.
5617 (extract_range_from_assert): Likewise.
5618 (vrp_int_const_binop): Likewise.
5619 (extract_range_from_binary_expr): Likewise.
5620 (extract_range_from_unary_expr): Likewise.
5621 (extract_range_from_comparison): Likewise.
5622 (extract_range_from_expr): Likewise.
5623 (dump_value_range): Likewise.
5624 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
5625 (test_for_singularity): Likewise.
5626 (vrp_int_const_binop): Remove inline qualifier.
5627 (adjust_range_with_scev): Add comment.
5628 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5630 2007-03-02 Diego Novillo <dnovillo@redhat.com>
5632 * tree-ssa-structalias.c (could_have_pointers): Tidy.
5633 (get_constraint_for): Likewise.
5634 (do_structure_copy): Likewise.
5635 (find_func_aliases): Fix references to MODIFY_EXPR.
5636 (intra_create_variable_infos): Tidy.
5637 * tree-ssa-operands.c (add_virtual_operand): Add argument
5639 When adding members of alias sets, if IS_CALL_SITE is true and
5640 the symbol is not call-clobbered, skip it.
5643 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5645 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
5646 entry by means of emit_insn_at_entry.
5648 2007-03-02 Richard Henderson <rth@redhat.com>
5650 * expr.h (promoted_input_arg): Remove decl.
5651 * function.c (promoted_input_arg): Merge into ...
5652 * combine.c (setup_incoming_promotions): ... only caller.
5653 Rearrange to avoid double loop.
5655 2007-03-02 Ben Elliston <bje@au.ibm.com>
5656 Peter Bergner <bergner@vnet.ibm.com>
5657 Janis Johnson <janis187@us.ibm.com>
5659 * config/rs6000/dfp.md: New file.
5660 * config/rs6000/rs6000.md: Include dfp.md.
5661 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
5662 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
5663 and TDmode decimal float modes in FP registers.
5664 (num_insns_constant): Likewise.
5665 (rs6000_legitimate_offset_address_p): Likewise.
5666 (rs6000_legitimize_address): Likewise.
5667 (rs6000_legitimize_reload_address): Likewise.
5668 (rs6000_legitimate_address): Likewise.
5669 (rs6000_emit_move): Likewise.
5670 (function_arg_boundary): Likewise.
5671 (function_arg_advance): Likewise.
5672 (rs6000_darwin64_record_arg_recurse): Likewise.
5673 (function_arg): Likewise.
5674 (rs6000_gimplify_va_arg): Likewise.
5675 (rs6000_split_multireg_move): Likewise.
5676 (rs6000_output_function_epilogue): Likewise.
5677 (rs6000_output_function_epilogue): Likewise.
5678 (rs6000_register_move_cost): Likewise.
5679 (rs6000_function_value): Likewise.
5680 (rs6000_libcall_value): Likewise.
5682 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5684 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
5686 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5688 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
5689 Use $MULTIDIR to choose between the kernel and RTP headers,
5690 and use $WIND_BASE and $WIND_USR to locate them.
5692 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5694 * config/i386/i386.c (override_options): Put initialization of
5695 ix86_tune_mask and ix86_arch_mask to the correct place.
5697 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5698 Michael Meissner <michael.meissner@amd.com>
5701 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
5703 (TARGET_CMOVE): Use ARCHMASK.
5704 (TARGET_CMPXCHG): Ditto.
5705 (TARGET_CMPXCHG8B): Ditto.
5706 (TARGET_XADD): Ditto.
5707 (TARGET_BSWAP): Ditto.
5708 * config/i386/i386.c (ix86_tune_mask): New global variable.
5709 (ix86_arch_mask): Ditto.
5710 (override_options): Initialize ix86_tune_mask and
5711 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
5714 2007-03-02 Ben Elliston <bje@au.ibm.com>
5717 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
5719 2007-03-02 Joseph Myers <joseph@codesourcery.com>
5721 * target.h (init_dwarf_reg_sizes_extra): New target hook.
5722 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
5723 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
5724 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
5726 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
5727 rs6000_init_dwarf_reg_sizes_extra): New.
5728 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
5729 SPE register high parts.
5731 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
5733 * Makefile.in: Add install-pdf target as
5734 copied from automake v1.10 rules.
5735 * configure.ac: Add install-pdf to target list.
5736 * configure: Regenerate.
5738 2007-03-01 Paul Brook <paul@codesourcery.com>
5740 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
5741 modes to LDRD for DImode.
5742 (output_move_double): Fixup out of range ldrd/strd.
5743 (vfp_secondary_reload_class): Rename...
5744 (coproc_secondary_reload_class): ... to this. Add wb argument.
5745 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
5746 coproc_secondary_reload_class for CLASS_IWMMXT.
5747 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
5748 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
5750 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5752 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
5753 factor by the estimated number of iterations.
5754 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
5757 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
5758 decode_caches_intel, detect_caches_intel): New functions.
5759 (host_detect_local_cpu): Use detect_caches_amd and
5760 detect_caches_intel.
5762 2007-03-01 Richard Henderson <rth@redhat.com>
5764 * expr.c (emit_move_complex_push): Export.
5765 (emit_move_complex_parts): Split out from ...
5766 (emit_move_complex): ... here.
5767 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
5768 * config/i386/i386.md (movcdi): New.
5770 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
5772 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
5773 size of mode1 to check for tieable modes in MMX case.
5775 2007-03-01 Richard Sandiford <richard@codesourcery.com>
5777 * Makefile.in (rtlanal.o): Depend on tree.h.
5778 * rtl.h (offset_within_section_p, split_const): Declare.
5779 * rtlanal.c: Include tree.h.
5780 (offset_within_block_p): New function, taken from
5781 mips_offset_within_object_p.
5782 (split_const): New function, taken from mips_split_const.
5783 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
5785 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5786 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
5787 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
5788 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5789 (m68k_illegitimate_symbolic_constant_p): New function.
5790 * config/m68k/m68k.md (movsi): Remove misleading predicates.
5791 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
5792 symbolic constant that might be outside the symbol's section,
5793 move the symbol first and then add the offset.
5794 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
5796 * config/mips/mips.c (mips_split_const): Delete.
5797 (mips_offset_within_object_p): Delete.
5798 (mips_symbolic_constant_p): Use offset_within_section_p and
5799 split_const instead of mips_offset_within_object_p and
5801 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
5802 (mips_legitimize_const_move, print_operand_reloc)
5803 (mips_dangerous_for_la25_p): Use split_const instead of
5806 2007-02-28 Eric Christopher <echristo@apple.com>
5808 * Makefile.in (install-include-dir): Don't rm -rf include.
5810 2007-02-28 Richard Guenther <rguenther@suse.de>
5813 * fold-const.c (fold_binary): Do not associate expressions
5814 with more than one variable for integer types that do not wrap.
5816 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
5818 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
5819 Delete, and replace with...
5820 (fold_builtin_call_array): This. Update callers to use it.
5821 * fold-const.c (fold_build_call_list): Delete, and replace with...
5822 (fold_build_call_array): This.
5823 (fold_build_call_list_initializer): Delete, and replace with...
5824 (fold_build_call_array_initializer): This.
5825 * tree.h: Update declarations to reflect above changes.
5827 * c-typeck.c (build_function_call): Store converted arguments
5828 in a stack-allocated array instead of building a list.
5829 (convert_arguments): Store arguments in the array passed in as an
5830 argument, and return the actual number of arguments.
5831 * c-format.c: (check_function_format): Pass arguments in an
5832 array instead of a list.
5833 * c-common.c (check_function_nonnull): Likewise.
5834 (check_function_sentinel): Likewise.
5835 (check_function_arguments): Likewise.
5836 * c-common.h: Update declarations to reflect above changes.
5838 2007-02-28 Jan Hubicka <jh@suse.cz>
5840 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
5841 PRED_NEGATIVE_RETURN): Update outcomes.
5843 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
5845 * calls.c (emit_library_call_value_1): Handle partial registers
5846 correctly when building up CALL_INSN_FUNCTION_USAGE.
5848 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5850 * pa/predicates.md (move_src_operand): Allow zero for mode.
5851 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
5854 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
5857 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
5858 *movv2df_internal): Enable pattern only for valid operand
5860 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
5861 tie only 128bit modes. For MMX registers, tie only 64bit modes.
5863 2007-02-27 Mike Stump <mrs@apple.com>
5865 * config/darwin-crt3.c: Avoid compilation when compiling for a
5868 2007-02-27 Joseph Myers <joseph@codesourcery.com>
5870 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
5872 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
5873 for fixed headers and limits.h.
5874 (install-include-dir, install-headers-tar, install-headers-cpio,
5875 install-headers-cp, real-install-headers-tar,
5876 real-install-headers-cpio, real-install-headers-cp): Handle
5877 include-fixed as well as include.
5878 (install-mkheaders): Don't install files that go only in include
5880 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
5881 from GCC_INCLUDE_DIR.
5882 * gcc.c (process_command): Remove special -BstageN/ handling.
5883 (do_spec_1): Add include-fixed directories.
5885 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5887 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
5889 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
5891 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
5894 2007-02-27 Mark Mitchell <mark@codesourcery.com>
5896 * c-common.c (get_priority): Add check for
5897 SUPPORTS_INIT_PRIORITY.
5899 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5901 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
5903 * config/bfin/bfin.c: Include "cfglayout.h".
5904 (MAX_LSETUP_DISTANCE): New macro.
5905 (struct loop_info): New members incoming, incoming_src and
5906 incoming_dest. Delete member predecessor.
5907 (length_for_loop): New function.
5908 (bfin_optimize_loop): Handle more different loop structures.
5909 (bfin_discover_loop): Rework detection of predecessor blocks by
5910 examining incoming edges.
5911 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
5913 (bfin_reorder_loops): New function.
5914 (bfin_reorg_loops): Use these three new functions.
5916 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
5917 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
5918 (CONSTRAINT_LEN): Add entry for 'q'.
5919 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
5920 Add 'q' constraints.
5921 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
5922 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
5924 * config/bfin/bfin.md (add_with_carry): New pattern.
5925 (s_or_u, su_optab, su_modifier): New code macros/attrs.
5926 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
5927 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
5928 support unsigned multiplies too. Removed incorrect commutativity from
5929 operand 1 constraint where appropriate.
5930 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
5932 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
5933 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
5935 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
5936 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
5937 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
5938 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
5939 usmulhisi_hh_huh): New patterns.
5941 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
5942 lshifthi3): Fix output template to use half reg for operand 2.
5944 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
5947 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
5949 2007-02-27 Andreas Schwab <schwab@suse.de>
5951 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
5953 2007-02-27 Jan Hubicka <jh@suse.cz>
5955 * predict.c (last_basic_block_p): Remove.
5956 (tree_estimate_probability): Update return heuristic for commonized
5959 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5961 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
5963 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5965 * doc/include/gcc-common.texi (versionsubtitle): New macro.
5966 * doc/cpp.texi: Standardize title page.
5967 * doc/cppinternals.texi: Likewise.
5968 * doc/gcc.texi: Standardize title page, remove version number
5969 from copyright page.
5970 * doc/gccint.texi: Likewise.
5971 * doc/install.texi: Standardize title page, add table of
5974 2007-02-26 Jan Hubicka <jh@suse.cz>
5976 * predict.def: Set outcomes according to more recent results.
5977 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
5978 Remove dead predictors.
5979 * predict.c (return_prediction): Fix pasto.
5981 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5983 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
5984 change; avoid a memory leak when returning early.
5986 2007-02-26 Mark Mitchell <mark@codesourcery.com>
5988 * c-decl.c (static_ctors): Move to c-common.c.
5989 (static_dtors): Likewise.
5990 (finish_function): Use c_record_cdtor_fn.
5991 (build_cdtor): Move to c-common.c.
5992 (c_write_global_declarations): Use c_build_cdtor_fns.
5993 * c-common.h (static_ctors): Declare.
5994 (static_dtors): Likewise.
5995 (c_record_cdtor_fn): Likewise.
5996 (c_build_cdtor_fns): Likewise.
5997 * c-common.c (static_ctors): New variable.
5998 (static_dtors): Likewise.
5999 (c_record_cdtor_fn): New function.
6000 (build_cdtor): Move from c-decl.c
6001 (c_build_cdtor_fns): New function.
6003 * output.h (assemble_addr_to_section): Declare.
6004 (get_cdtor_priority_section): Likewise.
6005 * varasm.c (assemble_addr_to_section): New function.
6006 (get_cdtor_priority_section): Likewise.
6007 (default_named_section_asm_out_destructor): Use them.
6008 (destor_dtor_section_asm_out_destructor): Likewise.
6009 (default_named_section_asm_out_constructor): Likewise.
6010 (default_ctor_section_asm_out_constructor): Likewise.
6011 * config.gcc (*-*-vxworks*): Include vxworks.o.
6012 * config/t-vxworks (vxworks.o): New target.
6013 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6014 (TARGET_ASM_CONSTRUCTOR): Define.
6015 (TARGET_ASM_DESTRUCTOR): Likewise.
6016 (vxworks_asm_out_constructor): Declare.
6017 (vxworks_asm_out_destructor): Likewise.
6019 * c-common.c (get_priority): Check that we have not just an
6020 INTEGER_CST, but an integer constant with integeral type.
6022 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6024 PR tree-optimization/30938
6025 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6026 use &dt[nargs-1] instead of &dt[nargs] in the call to
6027 vect_is_simple_use().
6029 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6031 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6032 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6033 Do not attempt to handle MEM inside auto-inc expressions.
6034 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6035 of a register modified by an auto-inc expression. However, do handle
6036 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6037 (elimination_effects): Prohibit elimination of a register modified
6038 by an auto-inc expression. Disable register elimination rules whose
6039 target register is modified by an auto-inc expression with variable
6042 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6044 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6046 (array_at_struct_end_p): New function.
6047 (idx_infer_loop_bounds): Use it.
6048 (estimate_numbers_of_iterations_loop): Export.
6049 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6050 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6051 (tree_estimate_probability): Call record_loop_exits.
6052 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6053 (estimated_loop_iterations, estimated_loop_iterations_int,
6054 estimated_loop_iterations_tree): New functions.
6055 (analyze_siv_subscript_cst_affine,
6056 compute_overlap_steps_for_affine_1_2,
6057 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6058 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6059 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6060 (PRED_LOOP_ITERATIONS_GUESSED): New.
6061 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6062 * cfgloop.h (estimate_numbers_of_iterations_loop,
6063 estimated_loop_iterations_int): Declare.
6065 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6067 * doc/extend.texi: Document optional priority argument to
6068 constructors and destructors.
6069 * tree.c (init_priority_for_decl): Adjust GTY markers.
6070 (init_ttree): Use priority-info hash functions for
6071 init_priority_for_decl.
6072 (tree_map_eq): Rename to ...
6073 (tree_map_base_eq): ... this.
6074 (tree_map_marked_p): Rename to ...
6075 (tree_map_base_marked_p): ... this.
6076 (tree_map_base_hash): New function.
6077 (decl_init_priority_lookup): Rework.
6078 (decl_fini_priority_lookup): New function.
6079 (decl_priority_info): New function.
6080 (decl_init_priority_insert): Use it.
6081 (decl_fini_priority_insert): Likewise.
6082 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6084 (decl_restrict_base_insert): Likewise.
6085 (decl_debug_expr_insert): Likewise.
6086 (decl_value_expr_lookup): Likewise.
6087 (decl_value_expr_insert): Likewise.
6088 * tree.h (priority_type): New type.
6089 (decl_init_priority_lookup): Use priority_type.
6090 (decl_fini_priority_lookup): New function.
6091 (decl_init_priority_insert): Use priority_type.
6092 (decl_fini_priority_insert): New function.
6093 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6094 (DECL_INIT_PRIORITY): Likewise.
6095 (SET_DECL_INIT_PRIORITY): Add comment.
6096 (DECL_FINI_PRIORITY): New macro.
6097 (SET_DECL_FINI_PRIORITY): Likewise.
6098 (DEFAULT_INIT_PRIORITY): Document.
6099 (MAX_INIT_PRIORITY): Likewise.
6100 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6101 (tree_map_base): New type.
6102 (tree_map_base_eq): New function.
6103 (tree_map_base_hash): Likewise.
6104 (tree_map_base_marked_p): Likewise.
6105 (tree_map): Inherit from tree_map_base.
6106 (tree_map_eq): Make it a macro.
6107 (tree_map_marked_p): Likewise.
6108 (tree_int_map): Inherit from tree_map_base.
6109 (tree_int_map_eq): Make it a macro.
6110 (tree_int_map_hash): Likewise.
6111 (tree_int_map_marked_p): Likewise.
6112 (tree_priority_map): New type.
6113 (tree_priority_map_eq): New macro.
6114 (tree_priority_map_hash): Likewise.
6115 (tree_priority_map_marked_p): Likewise.
6116 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6118 (emutls_common_1): Likewise.
6119 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6120 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6121 of tree_map hierarchy.
6122 * tree-cfg.c (move_stmt_r): Likewise.
6123 (new_label_mapper): Likewise.
6124 * c-tree.h (c_expand_body): Move to ...
6125 * c-common.h (c_expand_body): ... here.
6126 * c-decl.c (c_expand_body): Move to ...
6127 * c-common.c (c_expand_body): ... here.
6128 (c_common_attribute_table): Allow 1 argument for the constructor
6129 and destructor attributes.
6130 (get_priority): New function.
6131 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6132 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6134 2007-02-24 Jan Hubicka <jh@suse.cz>
6137 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6139 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6140 Jan Hubicka <jh@suse.cz>
6143 * i386.c (counter_mode): New function.
6144 (expand_set_or_movmem_via_loop): Use it.
6145 (expand_movmem_epilogue): Likewise; fix pasto.
6146 (ix86_expand_movmem): Do emit guard even for constant counts.
6147 (ix86_expand_setmem): Likewise.
6149 2007-02-25 Nick Clifton <nickc@redhat.com>
6151 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6152 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6154 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6157 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6158 count argument with 0x10, not with 0x16.
6159 (expand_setmem_epilogue): Ditto.
6161 2007-02-24 Mike Stump <mrs@apple.com>
6163 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6166 2007-02-24 Richard Guenther <rguenther@suse.de>
6169 * fold-const.c (fold_binary): Fold x +- CST op x for
6170 EQ_EXPR and NE_EXPR.
6172 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6174 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6176 2007-02-24 Jan Hubicka <jh@suse.cz>
6178 * cgraphunit.c (decide_is_function_needed): Honor
6179 -fkeep-inline-functions.
6181 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6183 * builtins.c (fold_builtin_modf): New.
6184 (fold_builtin_2): Use it.
6186 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6188 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6189 (determine_max_iter): Take additional LOOP arg; all callers changed.
6190 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6191 one using simplifications.
6192 (simplify_using_initial_values): Return if the expression becomes
6193 invalid due to altered regs.
6195 2007-02-23 DJ Delorie <dj@redhat.com>
6197 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6199 2007-02-23 Mike Stump <mrs@apple.com>
6201 * tlink.c (scan_linker_output): Parse linker messages from
6202 darwin9's linker better.
6204 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6207 * varpool.c (varpool_assemble_pending_decls): Set
6208 varpool_last_needed_node to null.
6210 2007-02-23 DJ Delorie <dj@redhat.com>
6212 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6213 alignment bigger than the object file can handle.
6215 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6218 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6219 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6220 (*movsf_1): Penalize MMX moves.
6222 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6224 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6225 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6227 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6229 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6231 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6232 (fold_builtin_1): Use them.
6233 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6234 BUILT_IN_SIGNIFICAND.
6236 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6238 * config/i386/i386.c (bdesc_1arg): Initialize
6239 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6240 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6241 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6242 and IX86_BUILTIN_MOVSLDUP.
6244 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6246 PR rtl-optimization/30841
6247 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6249 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6251 * builtins.c (fold_builtin_frexp): New.
6252 (fold_builtin_2): Use it.
6254 2007-02-22 Mark Mitchell <mark@codesourcery.com>
6256 * doc/invoke.texi (Spec Files): Document getenv spec function.
6258 * gcc.c (getenv_spec_function): New function.
6259 (static_spec_functions): Add it.
6260 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6261 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
6264 2007-02-22 Michael Matz <matz@suse.de
6267 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
6268 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
6270 2007-02-22 Ian Lance Taylor <iant@google.com>
6273 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
6274 (mem_loc_descriptor): Call it.
6276 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
6277 Ira Rosen <irar@il.ibm.com>
6279 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
6281 2007-02-22 Ira Rosen <irar@il.ibm.com>
6283 PR tree-optimization/30843
6284 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
6285 stores only after all the group is vectorized.
6287 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
6289 PR tree-optimization/30858
6290 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
6291 in the reduction cycle have a single use in the loop.
6292 * tree-vectorizer.h (relevant): Add documentation.
6294 2007-02-20 Mike Stump <mrs@apple.com>
6296 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
6297 * configure: Regenerate.
6299 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6301 Change the defaults of some parameters and options.
6302 * config/spu/spu-protos.h (spu_optimization_options): Declare.
6303 * config/spu/spu.c (spu_optimization_options): Add.
6304 (spu_override_options): Change params in spu_optimization_options.
6305 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
6307 Register 127 is only 16 byte aligned when used as a frame pointer.
6308 * config/spu/spu-protos.h (spu_init_expanders): Declare.
6309 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
6310 HARD_FRAME_POINTER_REGNUM.
6311 (spu_legitimate_address): Use regno_aligned_for_reload.
6312 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
6313 aligned when frame_pointer_needed is true.
6314 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
6316 * config/spu/spu.h (INIT_EXPANDERS): Define.
6318 Make sure shift and rotate instructions have valid immediate operands.
6319 * config/spu/predicates.md (spu_shift_operand): Remove.
6320 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
6321 * config/spu/constraints.md (W, O): Extend range.
6322 * config/spu/spu.md (umask, nmask): Define.
6323 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
6324 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
6325 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
6326 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
6327 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
6328 (lshr<mode>3_reg): Fix rtl description.
6330 Make sure mulhisi immediate operands are valid.
6331 * config/spu/predicates.md (imm_K_operand): Add.
6332 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
6334 Generate constants using fsmbi and andi.
6335 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
6336 (print_operand, spu_split_immediate, classify_immediate,
6337 fsmbi_const_p): Handle IC_FSMBI2.
6339 Correctly handle a CONST_VECTOR containing symbols.
6340 * config/spu/spu.c (print_operand): Handle HIGH correctly.
6341 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
6342 (immediate_load_p): Allow symbols that use 2 instructions to create.
6343 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
6344 with symbols when flag_pic is set.
6345 (const_vector_immediate_p): New.
6346 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
6347 accept a CONST_VECTOR with symbols.
6348 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
6349 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
6351 * config/spu/spu.md (high, low): Delete.
6352 (low_<mode>): Define.
6354 Remove INTRmode and INTR_REGNUM, which didn't work.
6355 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
6357 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
6358 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
6359 peephole2 pattern): Don't use INTR or 131.
6360 (movintrcc): Delete.
6361 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
6362 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
6363 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
6364 (UNSPEC_SET_INTR): Add.
6365 * config/spu/spu-modes.def (INTR): Remove.
6367 More accurate warnings about run-time relocations.
6368 * config/spu/spu.c (reloc_diagnostic): Test in_section.
6370 Correctly warn about immediate arguments to specific intrinsics.
6371 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
6372 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
6373 the instruction predicate.
6375 Fix tree check errors with latest update.
6376 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
6378 (spu_expand_builtin): Use CALL_EXPR_FN.
6380 Add missing specific intrinsics.
6381 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
6383 * config/spu/spu_internals.h: Ditto.
6385 Fix incorrect operand modifiers.
6386 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
6387 * config/spu/spu.md (xor<mode>3): Change %S to %J.
6389 Optimize one case of zero_extend of a vec_select.
6390 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
6392 Accept any immediate for hbr.
6393 * config/spu/spu.md (hbr): Change s constraints to i.
6395 2007-02-21 Paul Brook <paul@codesourcery.com>
6397 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
6398 condexec_count when skipping USE and CLOBBER.
6400 2007-02-21 Nick Clifton <nickc@redhat.com>
6402 * common.opt (Warray-bounds): Add Warning attribute.
6403 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
6405 (fsized-zeroes): Add Optimization attribute.
6406 (fsplit-wide-types, ftree-scev-cprop): Likewise.
6407 * c.opt (Wc++0x-compat): Add Warning attribute.
6409 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6412 * reload1.c (eliminate_regs_in_insn): In the single_set special
6413 case, attempt to re-recognize the insn before falling back to
6414 having reload fix it up.
6416 2007-02-20 Eric Christopher <echristo@gmail.com>
6418 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
6419 Rewrite accordingly.
6420 (frv_read_iacc_argument): Ditto.
6421 (frv_expand_set_builtin): Take a call instead of arglist, update for
6423 (frv_expand_unop_builtin): Ditto.
6424 (frv_expand_binop_builtin): Ditto.
6425 (frv_expand_cut_builtin): Ditto.
6426 (frv_expand_binopimm_builtin): Ditto.
6427 (frv_expand_voidbinop_builtin): Ditto.
6428 (frv_expand_int_void2arg): Ditto.
6429 (frv_expand_prefetches): Ditto.
6430 (frv_expand_voidtriop_builtin): Ditto.
6431 (frv_expand_voidaccop_builtin): Ditto.
6432 (frv_expand_load_builtin): Ditto.
6433 (frv_expand_store_builtin): Ditto.
6434 (frv_expand_mdpackh_builtin): Ditto.
6435 (frv_expand_mclracc_builtin): Ditto.
6436 (frv_expand_mrdacc_builtin): Ditto.
6437 (frv_expand_mwtacc_builtin): Ditto.
6438 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
6441 2007-02-20 Janis Johnson <janis187@us.ibm.com>
6443 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
6444 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
6446 (HAVE_GAS_DFP): Check for assembler support of decimal floating
6448 * configure: Regenerate.
6449 * config.in: Regenerate.
6450 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
6451 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
6452 masks to power6 and power6x and to POWERPC_MASKS.
6453 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6455 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
6456 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
6457 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6458 Access PROTOTYPE as variable, not mask.
6460 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6462 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
6463 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
6464 * combine.c (adjust_for_new_dest): Use it.
6465 * postreload.c (reload_combine): Likewise.
6467 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6469 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
6470 notes on an insn with multiple sets, even if single_set returns
6471 non-NULL for that insn.
6473 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6475 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
6478 2007-02-20 Geoffrey Keating <geoffk@apple.com>
6480 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
6481 if user didn't pass it.
6482 * config/i386/darwin.h (CC1_SPEC): Likewise.
6483 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
6484 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
6485 -mmacosx-version-min.
6487 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6488 Uros Bizjak <ubizjak@gmail.com>
6490 * optabs.h (enum optab_index): Add new OTI_scalb.
6491 (scalb_optab): Define corresponding macro.
6492 * optabs.c (init_optabs): Initialize scalb_optab.
6493 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
6495 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
6496 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
6497 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
6498 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
6499 flag_unsafe_math_optimizations is set.
6501 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
6502 to implement scalbf, scalb and scalbl built-ins as inline x87
6505 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6506 DJ Delorie <dj@redhat.com>
6509 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
6510 (diagnostic_report_diagnostic): ... here, and turn them into real
6511 errors. If warnings are inhibited, no need to do anything.
6513 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
6515 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
6516 better code generation.
6518 2007-02-20 Ben Elliston <bje@au.ibm.com>
6520 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
6522 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
6524 * config/alpha/alpha.c, config/alpha/alpha.md,
6525 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
6526 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
6527 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
6528 config/arm/lib1funcs.asm: Follow spelling conventions.
6530 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
6531 config/fr30/fr30.md, config/i386/i386.h,
6532 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6533 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
6534 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
6535 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
6536 config/rs6000/altivec.md, config/rs6000/rs6000.c,
6537 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
6538 config/sparc/sparc.c, config/sparc/sparc.h,
6539 config/sparc/sparc.md, config/spu/constraints.md,
6540 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
6543 2007-02-20 Alan Modra <amodra@bigpond.net.au>
6546 * varasm.c (use_blocks_for_decl_p): Return false for decls with
6549 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6551 * doc/invoke.texi (-ftree-lrs): Remove.
6553 2007-02-19 Diego Novillo <dnovillo@redhat.com>
6555 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
6558 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
6560 * config/ia64/ia64.c (ia64_expand_builtin): Use the
6561 new CALL_EXPR_FN macro for retrieving the function
6562 declaration of the input expression.
6564 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6566 * c.opt (Waddress): New.
6567 * common.opt (Walways-true): Delete.
6568 (Wstring-literal-comparison): Delete.
6569 * doc/invoke.texi (Warning Options): Delete -Walways-true and
6570 -Wstring-literal-comparison. Add -Waddress.
6572 (Walways-true): Delete.
6573 (Wstring-literal-comparison): Delete.
6574 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
6575 consistently instead of -Walways-true in example.
6576 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
6577 * c-typeck.c (parser_build_binary_op): Replace
6578 -Wstring-literal-comparison and -Walways-true with -Waddress.
6579 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
6582 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6584 * tree-cfg.c (dump_function_to_file): Be prepared for functions
6585 without DECL_STRUCT_FUNCTION initialized.
6587 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6589 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
6590 due to calls to functions taking pointers as parameters.
6592 2007-02-19 Richard Henderson <rth@redhat.com>
6595 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
6598 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
6600 * config/s390/s390.c (s390_call_saved_register_used,
6601 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
6602 accessed to the new scheme.
6604 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6606 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
6607 (cris_print_index, cris_print_operand, cris_print_operand_address)
6608 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6609 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
6610 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
6612 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
6613 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
6614 GO_IF_LEGITIMATE_ADDRESS): Ditto.
6615 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
6616 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
6617 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
6618 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
6619 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
6620 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
6621 (uminsi3, call, call_value): Ditto.
6622 (define_split: indir_to_reg_split, unnamed): Ditto.
6624 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
6626 PR tree-optimization/30975
6627 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
6630 2007-02-18 Eric Christopher <echristo@gmail.com>
6632 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
6633 Remove use of arglist.
6634 (mips_expand_builtin): Remove use of arglist, pass in expr.
6635 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
6636 (mips_expand_builtin_movtf): Ditto.
6637 (mips_expand_builtin_compare): Ditto.
6639 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6641 * tree-sra.c (sra_build_assignment): Replace assertion
6642 checking with a comment explaining why it can't be done.
6644 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6647 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
6648 during CALL_EXPR representation conversion.
6649 * tree-ssa-propagate.c (set_rhs): Likewise.
6651 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6653 * tree-sra.c (sra_build_assignment): Disable assertion checking
6656 2007-02-18 Roger Sayle <roger@eyesopen.com>
6658 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
6659 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6660 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
6662 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
6663 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
6664 gimplify_init_ctor_eval_range, gimple_push_cleanup,
6665 gimplify_omp_for, gimplify_omp_atomic_pipeline,
6666 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
6667 force_gimple_operand): Likewise.
6668 * ipa-cp.c (constant_val_insert): Likewise.
6669 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
6670 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
6671 perfect_nestify): Likewise.
6672 * langhooks.c (lhd_omp_assignment): Likewise.
6673 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
6674 lower_copyprivate_clauses, lower_send_clauses,
6675 lower_send_shared_vars, expand_parallel_call,
6676 expand_omp_for_generic, expand_omp_for_static_nochunk,
6677 expand_omp_for_static_chunk, expand_omp_sections,
6678 lower_omp_single_copy, lower_omp_for_lastprivate,
6679 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
6680 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6681 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
6684 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6686 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
6687 config/sh/sh.md: Follow spelling conventions.
6689 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
6690 config/frv/predicates.md: Follow spelling conventions.
6692 * config/m68k/linux-unwind.h: Fix a comment typo.
6693 * target.h: Follow spelling conventions.
6695 2007-02-18 Roger Sayle <roger@eyesopen.com>
6697 PR rtl-optimization/28173
6698 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
6699 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
6700 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
6701 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
6702 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
6704 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6706 * builtins.c (fold_builtin_load_exponent): New.
6707 (fold_builtin_2): Use it.
6709 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
6711 PR rtl-optimization/30773
6712 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
6713 if we fail to attach a REG_EQUIV note.
6715 2007-02-18 David Edelsohn <edelsohn@gnu.org>
6716 Roger Sayle <roger@eyesopen.com>
6718 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
6720 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6722 * calls.c (initialize_argument_information): Pass original EXP
6723 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
6724 code to split complex arguments here, as part of initializing the
6726 (expand_call): Remove code that builds a list of arguments and
6727 inserts implicit arguments into it. Instead, just count how many
6728 implicit arguments there will be so we can determine the size of
6729 the ARGS array, and let initialize_argument_information do the work.
6730 (split_complex_values): Delete unused function.
6732 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6734 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
6736 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6738 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
6739 for arg pointer based indexed addressing.
6741 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6743 * config/ia64/ia64.h, config/ia64/ia64.md,
6744 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
6745 spelling conventions.
6747 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6749 * config/m68k/m68k.c (split_di): New.
6750 * config/m68k/m68k-protos.h: Declare split_di.
6751 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
6752 Improve predicate handling and split constant shifts.
6754 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6756 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
6757 parameter for register bitfield operations, general predicates
6760 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6762 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
6763 * config/m68k/linux-unwind.h: New file.
6765 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6767 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
6768 config/i386/athlon.md, config/ia64/ia64.md,
6769 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
6770 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
6771 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
6772 tree-ssa-loop-niter.c, tree-vect-analyze.c,
6773 tree-vect-transform.c: Fix comment typos.
6775 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
6777 * sched-deps.c (find_insn_list): Remove.
6778 * sched-int.h: Remove the prototype for find_insn_list.
6780 2007-02-16 Geoffrey Keating <geoffk@apple.com>
6782 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
6784 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
6785 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
6786 darwin_rs6000_override_options.
6787 (C_COMMON_OVERRIDE_OPTIONS): Expect
6788 darwin_macosx_version_min to be non-NULL always.
6789 (TARGET_C99_FUNCTIONS): Likewise.
6790 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
6791 (DARWIN_MINVERSION_SPEC): New.
6792 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
6793 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
6795 (DARWIN_MINVERSION_SPEC): New.
6796 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
6798 * config/darwin-c.c (darwin_cpp_builtins): Expect
6799 darwin_macosx_version_min to be non-NULL always.
6801 * config/rs6000/rs6000.c: Clean up trailing whitespace.
6803 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
6805 * config/i386/i386.h (x86_use_xchgb): New.
6806 (TARGET_USE_XCHGB): New macro.
6807 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
6808 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
6809 Split after reload into bswaphi for shifts of 8.
6810 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
6811 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
6812 or when optimizing for size.
6814 2007-02-16 Richard Guenther <rguenther@suse.de>
6815 Christian Bruel <christian.bruel@st.com>
6817 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
6818 DECLs but prefer SSA_NAMEs over DECLs.
6820 2007-02-16 Richard Guenther <rguenther@suse.de>
6822 * tree-flow-inline.h (single_imm_use_p): Remove.
6823 (zero_imm_uses_p): Likewise.
6824 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
6825 instead of single_imm_use_p.
6826 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
6829 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6832 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
6833 nested double- and backquotes.
6835 2007-02-15 Roger Sayle <roger@eyesopen.com>
6838 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
6839 should be unreachable.
6840 (build2_stat): Allow construction of MODIFY_EXPR at any time.
6841 For the time being redirect GIMPLE_MODIFY_STMT to the new
6842 (renamed) build_gimple_modify_stmt_stat.
6843 (build2_gimple_stat): Rename to...
6844 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
6845 Always build a GIMPLE_MODIFY_STMT node.
6846 * tree.h (build2_gimple, build2_gimple_stat): Delete.
6847 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
6850 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
6851 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
6852 * tree-complex.c (set_component_ssa_name, expand_complex_move,
6853 expand_complex_div_wide): Likewise.
6854 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6855 * tree-ssa-loop-im.c (schedule_sm): Likewise.
6856 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
6857 * tree-ssa-loop-manip.c (create_iv): Likewise.
6858 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
6859 abs_replacement): Likewise.
6860 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
6861 realify_fake_stores): Likewise.
6863 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
6864 node rather than a GIMPLE_MODIFY_STMT node.
6865 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
6866 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
6868 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
6869 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
6872 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6875 * fold-const.c (fold_comparison): Add back the
6876 folding of constant complex comparisions.
6878 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6881 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
6882 effects unknown to this function, return early.
6884 2007-02-15 Ian Lance Taylor <iant@google.com>
6886 * lower-subreg.c (move_eh_region_note): New static function.
6887 (resolve_simple_move): Call it.
6888 (decompose_multiword_subregs): Track blocks for which we resolve a
6889 simple move which is also a control flow insn. Pass them to
6890 find_many_sub_basic_blocks.
6891 (pass_lower_subreg): Add TODO_verify_flow.
6892 (pass_lower_subreg2): Likewise.
6894 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6895 Brooks Moses <brooks.moses@codesourcery.com>
6896 Lee Millward <lee.millward@codesourcery.com>
6898 * tree.h (enum tree_code_class): Add tcc_vl_exp.
6899 (VL_EXP_CLASS_P): New.
6900 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
6902 (TREE_OPERAND_CHECK_CODE): Likewise.
6903 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
6904 (TREE_RTL_OPERAND_CHECK): Likewise.
6905 (tree_operand_check_failed): Make second parameter the whole tree
6906 instead of its code. Fixed callers.
6907 (VL_EXP_CHECK): New.
6908 (TREE_OPERAND_LENGTH): New.
6909 (VL_EXP_OPERAND_LENGTH): New.
6910 (CALL_EXPR_FN): New.
6911 (CALL_EXPR_STATIC_CHAIN): New.
6912 (CALL_EXPR_ARGS): New.
6913 (CALL_EXPR_ARG): New.
6914 (call_expr_nargs): New.
6915 (CALL_EXPR_ARGP): New.
6916 (build_nt_call_list): Declare.
6917 (build_vl_exp_stat): Declare.
6918 (build_vl_exp): New.
6919 (build_call_list): Declare.
6920 (build_call_nary): Declare.
6921 (build_call_valist): Declare.
6922 (build_call_array): Declare.
6923 (call_expr_arg): Declare.
6924 (call_expr_argp): Declare.
6925 (call_expr_arglist): Declare.
6926 (fold_build_call_list): Declare.
6927 (fold_build_call_list_initializer): Declare.
6928 (fold_call_expr): Declare to replace fold_builtin.
6929 (fold_builtin_fputs): Update to agree with modified definition.
6930 (fold_builtin_strcpy): Likewise.
6931 (fold_builtin_strncpy): Likewise.
6932 (fold_builtin_memory_chk): Likewise.
6933 (fold_builtin_stxcpy_chk): Likewise.
6934 (fold_builtin_strncpy_chk): Likewise.
6935 (fold_builtin_next_arg): Likewise.
6936 (fold_build_call_expr): Declare.
6937 (fold_builtin_call_list): Declare.
6938 (fold_builtin_call_valist): Declare.
6939 (build_call_expr): Declare.
6940 (validate_arglist): Update to agree with modified definition.
6941 (tree_operand_length): New.
6942 (call_expr_arg_iterator): New.
6943 (init_call_expr_arg_iterator): New.
6944 (next_call_expr_arg): New.
6945 (first_call_expr_arg): New.
6946 (more_call_expr_args_p): New.
6947 (FOR_EACH_CALL_EXPR_ARG): New.
6949 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
6950 and tcc_gimple_stmt.
6951 (tree_code_size): Update documentation. Use sizeof (tree) rather
6952 than sizeof (char *).
6953 (tree_size): Likewise. Add case for tcc_vl_exp.
6954 (tree_node_structure): Add case for tcc_vl_exp.
6955 (contains_placeholder_p): Likewise.
6956 (substitute_in_expr): Likewise.
6957 (substitute_placeholder_in_expr): Likewise.
6958 (stabilize_reference_1): Likewise.
6959 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
6960 to diagnose breakage of this interface for constructing CALL_EXPRs.
6961 (build_nt): Add similar assertion here.
6962 (build_nt_call_list): New.
6963 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
6964 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
6966 (get_callee_fndecl): Use new CALL_EXPR accessors.
6967 (tree_operand_check_failed): Change parameters to pass entire node
6968 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
6969 (process_call_operands): New.
6970 (build_vl_exp_stat): New.
6971 (build_call_list): New.
6972 (build_call_nary): New.
6973 (build_call_valist): New.
6974 (build_call_array): New.
6975 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6976 (call_expr_arglist): New.
6978 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
6979 tcc_vl_exp instead of a fixed-size tcc_expression.
6981 * doc/c-tree.texi (CALL_EXPR): Document new representation and
6982 accessors for CALL_EXPRs.
6983 (AGGR_INIT_EXPR): Likewise.
6985 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6986 Brooks Moses <brooks.moses@codesourcery.com>
6987 Lee Millward <lee.millward@codesourcery.com>
6989 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
6990 (expand_builtin_nonlocal_goto): Change parameter to be entire
6991 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
6992 (expand_builtin_prefetch): Likewise.
6993 (expand_builtin_classify_type): Likewise.
6994 (mathfn_built_in): Return NULL_TREE instead of 0.
6995 (expand_errno_check): Use new CALL_EXPR accessors.
6996 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
6997 Return NULL_RTX instead of 0.
6998 (expand_builtin_mathfn_2): Likewise.
6999 (expand_builtin_mathfn_3): Likewise.
7000 (expand_builtin_interclass_mathfn): Likewise.
7001 (expand_builtin_sincos): Likewise.
7002 (expand_builtin_cexpi): Likewise.
7003 (expand_builtin_int_roundingfn): Likewise.
7004 (expand_builtin_int_roundingfn_2): Likewise.
7005 (expand_builtin_pow): Likewise.
7006 (expand_builtin_powi): Likewise.
7007 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7008 of arglist, fixing callers appropriately. Use new CALL_EXPR
7009 accessors and constructors. Return NULL_RTX instead of 0.
7010 (expand_builtin_strstr): Likewise.
7011 (expand_builtin_strchr): Likewise.
7012 (expand_builtin_strrchr): Likewise.
7013 (expand_builtin_strpbrk): Likewise.
7014 (expand_builtin_memcpy): Likewise.
7015 (expand_builtin_mempcpy): Likewise.
7016 (expand_builtin_mempcpy_args): New.
7017 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7018 (expand_builtin_memmove_args): New.
7019 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7020 (expand_movstr): Likewise.
7021 (expand_builtin_strcpy): Likewise.
7022 (expand_builtin_strcpy_args): New.
7023 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7024 (expand_builtin_strncpy): Likewise.
7025 (expand_builtin_memset): Likewise.
7026 (expand_builtin_memset_args): New.
7027 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7028 (expand_builtin_memcmp): Likewise.
7029 (expand_builtin_strcmp): Likewise.
7030 (expand_builtin_strncmp): Likewise.
7031 (expand_builtin_strcat): Likewise.
7032 (expand_builtin_strncat): Likewise.
7033 (expand_builtin_strspn): Likewise.
7034 (expand_builtin_strcspn): Likewise.
7035 (expand_builtin_args_info): Likewise.
7036 (expand_builtin_va_start): Likewise.
7037 (gimplify_va_arg_expr): Likewise.
7038 (expand_builtin_va_end): Likewise.
7039 (expand_builtin_va_copy): Likewise.
7040 (expand_builtin_frame_address): Likewise.
7041 (expand_builtin_alloca): Likewise.
7042 (expand_builtin_bswap): Likewise.
7043 (expand_builtin_unop): Likewise.
7044 (expand_builtin_fputs): Likewise.
7045 (expand_builtin_expect): Likewise.
7046 (expand_builtin_fabs): Likewise.
7047 (expand_builtin_copysign): Likewise.
7048 (expand_builtin_printf): Likewise.
7049 (expand_builtin_fprintf): Likewise.
7050 (expand_builtin_sprintf): Likewise.
7051 (expand_builtin_init_trampoline): Likewise.
7052 (expand_builtin_signbit): Likewise.
7053 (expand_builtin_fork_or_exec): Likewise.
7054 (expand_builtin_sync_operation): Likewise.
7055 (expand_builtin_compare_and_swap): Likewise.
7056 (expand_builtin_lock_test_and_set): Likewise.
7057 (expand_builtin_lock_release): Likewise.
7058 (expand_builtin): Likewise.
7059 (builtin_mathfn_code): Likewise.
7061 (fold_builtin_constant_p): Pass call arguments individually instead
7062 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7063 accessors and constructors. Return NULL_TREE instead of 0.
7064 (fold_builtin_expect): Likewise.
7065 (fold_builtin_classify_type): Likewise.
7066 (fold_builtin_strlen): Likewise.
7067 (fold_builtin_nan): Likewise.
7068 (integer_valued_real_p): Likewise.
7069 (fold_trunc_transparent_mathfn): Likewise.
7070 (fold_fixed_mathfn): Likewise.
7071 (fold_builtin_cabs): Likewise.
7072 (fold_builtin_sqrt): Likewise.
7073 (fold_builtin_cbrt): Likewise.
7074 (fold_builtin_cos): Likewise.
7075 (fold_builtin_cosh): Likewise.
7076 (fold_builtin_tan): Likewise.
7077 (fold_builtin_sincos): Likewise.
7078 (fold_builtin_cexp): Likewise.
7079 (fold_builtin_trunc): Likewise.
7080 (fold_builtin_floor): Likewise.
7081 (fold_builtin_ceil): Likewise.
7082 (fold_builtin_round): Likewise.
7083 (fold_builtin_int_roundingfn): Likewise.
7084 (fold_builtin_bitop): Likewise.
7085 (fold_builtin_bswap): Likewise.
7086 (fold_builtin_logarithm): Likewise.
7087 (fold_builtin_hypot): Likewise.
7088 (fold_builtin_pow): Likewise.
7089 (fold_builtin_powi): Likewise.
7090 (fold_builtin_exponent): Likewise.
7091 (fold_builtin_memset): Likewise.
7092 (fold_builtin_bzero): Likewise.
7093 (fold_builtin_memory_op): Likewise.
7094 (fold_builtin_bcopy): Deleted; call site changed to invoke
7095 fold_builtin_memory_op directly.
7096 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7097 (fold_builtin_strncpy): Likewise.
7098 (fold_builtin_memcmp): Likewise.
7099 (fold_builtin_strcmp): Likewise.
7100 (fold_builtin_strncmp): Likewise.
7101 (fold_builtin_signbit): Likewise.
7102 (fold_builtin_copysign): Likewise.
7103 (fold_builtin_isascii): Likewise.
7104 (fold_builtin_toascii): Likewise.
7105 (fold_builtin_isdigit): Likewise.
7106 (fold_builtin_fabs): Likewise.
7107 (fold_builtin_abs): Likewise.
7108 (fold_builtin_fmin_fmax): Likewise.
7109 (fold_builtin_carg): Likewise.
7110 (fold_builtin_classify): Likewise.
7111 (fold_builtin_unordered_cmp): Likewise.
7113 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7114 New functions split out from fold_builtin_1.
7115 (fold_builtin_n): New.
7116 (fold_builtin_varargs): New.
7117 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7119 (fold_call_expr): New.
7120 (build_function_call_expr): Rewrite to use new helper function.
7121 (fold_builtin_call_list): New.
7122 (build_call_expr): New.
7123 (fold_builtin_call_valist): New.
7124 (rewrite_call_expr): New.
7125 (validate_arg): New.
7126 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7127 of an arglist. Change return type to bool. Use new CALL_EXPR
7130 (fold_builtin_strstr): Pass call arguments individually instead
7131 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7132 accessors and constructors. Return NULL_TREE instead of 0.
7133 (fold_builtin_strchr): Likewise.
7134 (fold_builtin_strrchr): Likewise.
7135 (fold_builtin_strpbrk): Likewise.
7136 (fold_builtin_strcat): Likewise.
7137 (fold_builtin_strncat): Likewise.
7138 (fold_builtin_strspn): Likewise.
7139 (fold_builtin_strcspn): Likewise.
7140 (fold_builtin_fputs): Likewise.
7141 (fold_builtin_next_arg): Likewise.
7142 (fold_builtin_sprintf): Likewise.
7144 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7145 NULL_RTX instead of 0.
7146 (expand_builtin_memory_chk): Likewise.
7147 (maybe_emit_chk_warning): Likewise.
7148 (maybe_emit_sprintf_chk_warning): Likewise.
7150 (fold_builtin_object_size): Pass call arguments individually instead
7151 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7152 accessors and constructors. Return NULL_TREE instead of 0.
7153 (fold_builtin_memory_chk): Likewise.
7154 (fold_builtin_stxcpy_chk): Likewise.
7155 (fold_builtin_strncpy_chk): Likewise.
7156 (fold_builtin_strcat_chk): Likewise.
7157 (fold_builtin_strcat_chk): Likewise.
7158 (fold_builtin_strncat_chk): Likewise.
7159 (fold_builtin_sprintf_chk): Likewise.
7160 (fold_builtin_snprintf_chk): Likewise.
7161 (fold_builtin_printf): Likewise.
7162 (fold_builtin_vprintf): Likewise.
7164 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7166 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7167 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7168 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7169 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7170 (fold_unary): Likewise.
7171 (fold_binary): Likewise.
7172 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7173 ternary expressions.
7174 (fold): Add logic for tcc_vl_exp.
7175 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7176 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7177 (fold_build3_stat): Add assertion to flag broken interface for
7178 constructing CALL_EXPRs.
7179 (fold_build_call_list): New.
7180 (fold_build_call_list_initializer): New.
7181 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7183 (fold_strip_sign_ops): Likewise.
7185 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7186 Brooks Moses <brooks.moses@codesourcery.com>
7187 Lee Millward <lee.millward@codesourcery.com>
7189 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7190 accessors and dump arguments explicitly.
7192 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7194 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7196 (print_call_name): Use new CALL_EXPR accessors.
7198 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7199 CALL_EXPR arguments explicitly instead of as a list. Use
7200 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7202 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7203 (vrp_visit_stmt): Likewise.
7205 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7206 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7208 (force_move_till_expr): Likewise.
7210 * targhooks.c (default_external_stack_protect_fail): Use
7211 build_call_expr instead of build_function_call_expr.
7212 (default_hidden_stack_protect_fail): Likewise.
7214 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7217 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7218 and walk arguments explicitly.
7220 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7221 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7222 (expand_simple_operations): Likewise.
7223 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7225 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7226 of TREE_CODE_LENGTH.
7227 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7229 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7230 instead of TREE_CODE_LENGTH.
7232 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7233 (tree_ic_transform): Likewise.
7234 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7235 parameter instead of arglist. Fix callers.
7236 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7237 (tree_stringops_transform): Likewise.
7238 (tree_indirect_call_to_profile): Likewise.
7239 (tree_stringops_values_to_profile): Likewise.
7241 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7242 (eliminate_tail_call): Likewise.
7244 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7246 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7247 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7249 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7251 * omp-low.c (build_omp_barrier): Use build_call_expr.
7252 (lower_rec_input_clauses): Likewise.
7253 (lower_reduction_clauses): Likewise.
7254 (expand_parallel_call): Likewise.
7255 (maybe_catch_exception): Likewise.
7256 (expand_omp_for_generic): Likewise.
7257 (expand_omp_for_static_nochunk): Likewise.
7258 (expand_omp_sections): Likewise.
7259 (lower_omp_single_simple): Likewise.
7260 (lower_omp_single_copy): Likewise.
7261 (lower_omp_master): Likewise.
7262 (lower_omp_ordered): Likewise.
7263 (lower_omp_critical): Likewise.
7265 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
7266 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
7268 * tree-gimple.c (is_gimple_call_addr): Fix doc.
7269 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
7270 TREE_CODE_LENGTH. Add tcc_vl_exp case.
7272 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
7273 and generalize to handle any number of operands.
7274 (chrec_contains_undetermined): Likewise.
7275 (tree_contains_chrecs): Likewise.
7276 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
7278 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
7280 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
7281 fold_call_expr instead of fold_builtin.
7282 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
7283 match declarations there.
7284 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
7287 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
7288 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7290 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
7291 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
7293 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
7296 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
7297 (execute_cse_sincos): Use new CALL_EXPR accessors.
7299 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
7301 * gimple-low.c (lower_function_body): Use build_call_expr.
7302 (lower_builtin_setjmp): Likewise.
7304 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
7305 (set_storage_via_libcall): Likewise.
7306 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
7307 instead of TREE_CODE_LENGTH.
7308 (expand_expr_real_1): Use new CALL_EXPR accessors.
7310 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
7311 generalize to handle any number of operands.
7312 (TB_parent_eq): Likewise.
7314 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
7315 (strip_builtin_expect): Likewise.
7317 * function.c (gimplify_parameters): Use build_call_expr.
7319 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
7320 instead of TREE_CODE_LENGTH.
7322 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
7323 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
7325 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
7328 * gimplify.c (build_stack_save_restore): Use build_call_expr.
7329 (gimplify_decl_expr): Likewise.
7330 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
7331 Use new CALL_EXPR iterators.
7332 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
7333 (gimplify_modify_expr_to_memset): Likewise.
7334 (gimplify_variable_sized_compare): Likewise.
7335 (gimplify_omp_atomic_fetch_op): Likewise.
7336 (gimplify_omp_atomic_pipeline): Likewise.
7337 (gimplify_omp_atomic_mutex): Likewise.
7338 (gimplify_function_tree): Likewise.
7340 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
7341 (call_expr_flags): Likewise.
7342 (expand_call): Likewise.
7344 * except.c (expand_builtin_eh_return_data_regno): Pass entire
7345 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7348 * coverage.c (create_coverage): Use build_call_expr.
7350 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
7351 (temp_call_expr_obstack): New.
7352 (pool_copy_list): Delete.
7353 (temp_copy_call_expr): New.
7354 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
7355 CALL_EXPR accessors. Get rid of special goo for copying argument
7356 lists and use temp_copy_call_expr instead.
7357 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
7358 CALL_EXPR accessors.
7359 (create_expression_by_pieces): Likewise. Use build_call_array
7360 to construct the result instead of fold_build3.
7361 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
7362 dealing with argument lists.
7363 (init_pre): Remove references to expression_node_pool and
7364 list_node_pool. Init temp_call_expr_obstack instead.
7365 (fini_pre): Remove references to expression_node_pool and
7368 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
7369 and walk arguments explicitly instead of as a list.
7371 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
7372 (mx_register_decls): Likewise.
7373 (mudflap_register_call): Likewise.
7374 (mudflap_finish_file): Likewise.
7376 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
7377 (ipa_callsite_compute_param): Likewise.
7379 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
7380 accessors and constructor.
7382 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
7383 accessors and constructor.
7384 (convert_tramp_reference): Likewise.
7385 (convert_call_expr): Likewise.
7386 (finalize_nesting_tree_1): Likewise.
7388 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
7391 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
7393 * tree-inline.c (initialize_inlined_parameters): Pass entire
7394 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7396 (estimate_num_insns_1): Use new CALL_EXPR accessors.
7397 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
7399 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
7400 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7401 (vectorizable_reduction): Likewise.
7402 (vectorizable_call): Use new CALL_EXPR iterators.
7403 (vectorizable_conversion): Use build_call_expr.
7404 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
7405 (vect_gen_widened_results_half): Use build_call_expr.
7406 (vect_setup_realignment): Likewise.
7407 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
7409 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
7410 (pass_through_call): Likewise.
7411 (compute_object_sizes): Likewise. Use fold_call_expr instead of
7414 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
7415 (tree_gen_pow2_profiler): Likewise.
7416 (tree_gen_one_value_profiler): Likewise.
7417 (tree_gen_ic_func_profiler): Likewise.
7418 (tree_gen_average_profiler): Likewise.
7419 (tree_gen_ior_profiler): Likewise.
7421 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
7422 (find_func_aliases): Use new CALL_EXPR accessors. Add case
7423 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7425 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
7426 of TREE_CODE_LENGTH.
7428 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
7429 of TREE_CODE_LENGTH.
7431 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
7433 (convert_to_integer): Likewise.
7435 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
7438 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7439 Brooks Moses <brooks.moses@codesourcery.com>
7440 Lee Millward <lee.millward@codesourcery.com>
7442 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
7444 * config/frv/frv.c (frv_expand_builtin): Likewise.
7445 * config/s390/s390.c (s390_expand_builtin): Likewise.
7447 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
7448 (sparc_expand_builtin): Use new CALL_EXPR accessors.
7450 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
7451 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
7452 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
7453 (ix86_expand_store_builtin): Likewise.
7454 (ix86_expand_unop_builtin): Likewise.
7455 (ix86_expand_unop1_builtin): Likewise.
7456 (ix86_expand_sse_compare): Likewise.
7457 (ix86_expand_sse_comi): Likewise.
7458 (ix86_expand_vec_init_builtin): Likewise.
7459 (ix86_expand_vec_ext_builtin): Likewise.
7460 (ix86_expand_vec_set_builtin): Likewise.
7461 (ix86_expand_builtin): Use new CALL_EXPR accessors.
7463 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
7464 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7466 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
7467 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7468 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
7470 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
7472 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7473 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
7474 arglist. Use new CALL_EXPR accessors. Fix callers.
7475 (altivec_expand_abs_builtin): Likewise.
7476 (rs6000_expand_binop_builtin): Likewise.
7477 (altivec_expand_predicate_builtin): Likewise.
7478 (altivec_expand_lv_builtin): Likewise.
7479 (spe_expand_stv_builtin): Likewise.
7480 (altivec_expand_stv_builtin): Likewise.
7481 (rs6000_expand_ternop_builtin): Likewise.
7482 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
7483 (altivec_expand_st_builtin): Likewise.
7484 (altivec_expand_dst_builtin): Likewise.
7485 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
7486 arglist. Use new CALL_EXPR accessors. Fix callers.
7487 (altivec_expand_vec_set_builtin): Likewise.
7488 (altivec_expand_vec_ext_builtin): Likewise.
7489 (altivec_expand_builtin): Use new CALL_EXPR accessors.
7490 (spe_expand_builtin): Likewise.
7491 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
7492 arglist. Use new CALL_EXPR accessors. Fix callers.
7493 (spe_expand_evsel_builtin): Likewise.
7494 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
7495 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
7497 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
7498 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7499 (arm_expand_unop_builtin): Likewise.
7500 (arm_expand_builtin): Use new CALL_EXPR accessors.
7502 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
7505 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
7506 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7507 (bfin_expand_unop_builtin): Likewise.
7508 (bfin_expand_builtin): Use new CALL_EXPR accessors.
7510 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7511 Brooks Moses <brooks.moses@codesourcery.com>
7512 Lee Millward <lee.millward@codesourcery.com>
7514 * c-semantics.c (build_stmt): Add internal diagnostic check.
7516 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
7517 accessors. Print arguments explicitly instead of as a list.
7519 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
7521 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
7522 (c_finish_omp_flish): Likewise.
7524 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
7525 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
7526 instead of TREE_CODE_LENGTH.
7527 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
7528 (c_warn_unused_result): Likewise.
7530 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7533 * doc/invoke.texi (Warning Options): Remove
7534 -Werror-implicit-function-declaration.
7535 (Wimplicit-function-declaration): Update description.
7536 * opts.c (common_handle_option): Move handling of -Werror=* to...
7537 (enable_warning_as_error): ...here.
7538 * opts.h (enable_warning_as_error): Declare.
7539 * c-decl.c (implicit_decl_warning): Unless
7540 -Wno-implicit-function-declaration is given, emit a pedwarn if
7541 -std=c99 or emit a warning if -Wimplicit-function-declaration.
7542 * c.opt (Wimplicit-function-declaration): Replace
7543 mesg_implicit_function_declaration with
7544 warn_implicit_function_declaration.
7545 * c-opts.c (c_common_handle_option):
7546 -Werror-implicit-function-declaration is exactly equal as
7547 -Werror=implicit-function-declaration.
7548 (set_Wimplicit): Replace mesg_implicit_function_declaration with
7549 warn_implicit_function_declaration.
7550 (c_common_post_options): -Wimplict-function-declaration is enabled
7551 by default by -std=c99, otherwise is disabled by default.
7552 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
7554 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7556 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
7557 DECL on the rhs to a DECL on the lhs for debug info purposes if the
7558 former is ignored but not the latter.
7560 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7562 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
7563 is made and the reference doesn't use the alias set of its type,
7564 do not create the temporary using that type.
7566 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
7568 * jump.c: Remove prototypes for delete_computation and
7569 delete_prior_computation.
7571 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7573 * jump.c (get_label_after): Delete.
7574 (get_label_before, delete_computation, delete_jump,
7575 delete_prior_computation, follow_jumps): Move...
7576 * reorg.c (delete_computation, delete_prior_computation): ... here...
7577 (get_label_before, delete_jump): ... making these static ...
7578 (follow_jumps): ... and simplifying this since it only runs after
7580 * rtl.h (get_label_after, get_label_before, delete_jump,
7581 follow_jumps): Delete prototypes.
7583 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7585 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
7587 2007-02-15 Nick Clifton <nickc@redhat.com>
7589 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
7590 order to prevent it from being munged by the target.
7592 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
7594 * config/i386/i386.md: Remove misleading comment.
7596 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7598 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
7599 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
7602 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7604 * tree-sra.c (instantiate_missing_elements): Canonicalize
7606 (sra_build_assignment): New.
7607 (generate_copy_inout, generate_element_copy,
7608 generate_element_zero, generate_one_element_init): Use it.
7610 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7612 * tree-sra.c (instantiate_missing_elements): Canonicalize
7614 (sra_build_assignment): New.
7615 (generate_copy_inout, generate_element_copy,
7616 generate_element_zero, generate_one_element_init): Use it.
7618 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7620 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
7623 2007-02-14 Joseph Myers <joseph@codesourcery.com>
7625 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
7626 types as aggregates not scalars.
7627 * function.c (assign_stack_temp_for_type): Likewise.
7629 2007-02-14 Roger Sayle <roger@eyesopen.com>
7630 Zdenek Dvorak <dvorakz@suse.cz>
7632 * tree-dump.c (dump_switch_p_1): Require exact match of the option
7635 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
7637 * passes.c (next_pass_1): Clear the next field of the copied
7640 2007-02-14 Richard Henderson <rth@redhat.com>
7642 * tree-sra.c (early_sra): New.
7643 (decl_can_be_decomposed_p): Deny va_list if early_sra.
7644 (tree_sra_early, pass_sra_early): New.
7645 * tree-pass.h (pass_sra_early): Declare.
7646 * passes.c (init_optimization_passes): Use it.
7648 2007-02-14 Richard Guenther <rguenther@suse.de>
7650 * flags.h (issue_strict_overflow_warning): Convert to a macro.
7652 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
7654 PR tree-optimization/30771
7655 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
7657 (vect_analyze_operations): Induction phis can now be marked as
7659 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
7660 Update documentation accordingly.
7662 2007-02-14 Nick Clifton <nickc@redhat.com>
7664 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
7665 most 3 arguments are supported.
7666 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
7668 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
7670 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
7671 Ensure dst->current is valid.
7673 2007-02-13 Paul Brook <paul@codesourcery.com>
7675 * config.gcc: Add arm*-*-uclinux-*eabi.
7676 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7677 (SUBTARGET_EXTRA_LINK_SPEC): Define.
7678 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
7679 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
7680 (LINK_SPEC): Define.
7682 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
7684 * config/arm/uclinux-eabi.h: New file.
7685 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
7686 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
7689 2007-02-13 Ian Lance Taylor <iant@google.com>
7691 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
7692 * flags.h (warn_strict_overflow): Declare.
7693 (enum warn_strict_overflow_code): Define.
7694 (issue_strict_overflow_warning): New static inline function.
7695 * opts.c (warn_strict_overflow): New variable.
7696 (common_handle_option): Handle OPT_Wstrict_overflow and
7697 OPT_Wstrict_overflow_.
7698 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
7700 * fold-const.c: Include intl.h.
7701 (fold_deferring_overflow_warnings): New static variable.
7702 (fold_deferred_overflow_warning): New static variable.
7703 (fold_deferred_overflow_code): New static variable.
7704 (fold_defer_overflow_warnings): New function.
7705 (fold_undefer_overflow_warnings): New function.
7706 (fold_undefer_and_ignore_overflow_warnings): New function.
7707 (fold_deferring_overflow_warnings_p): New function.
7708 (fold_overflow_warning): New static function.
7709 (make_range): Add strict_overflow_p parameter. Change all
7711 (extract_muldiv, extract_muldiv_1): Likewise.
7712 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
7713 tree_expr_nonnegative_p.
7714 (fold_negate_expr): Call fold_overflow_warning.
7715 (fold_range_test): Likewise.
7716 (fold_comparison): Likewise.
7717 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
7718 instead of tree_expr_nonnegative_p.
7719 (tree_expr_nonnegative_warnv_p): Rename from
7720 tree_expr_nonnegative_p, add strict_overflow_p parameter.
7721 (tree_expr_nonnegative_p): New function.
7722 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
7723 strict_overflow_p parameter.
7724 (tree_expr_nonzero_p): New function.
7725 * passes.c (verify_interpass_invariants): New static function.
7726 (execute_one_pass): Call it.
7727 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
7729 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
7730 (estimate_numbers_of_iterations): Likewise.
7731 (scev_probably_wraps_p): Likewise.
7732 * tree-ssa-ccp.c: Include "toplev.h".
7733 (evaluate_stmt): Defer fold overflow warnings until we know we are
7735 (struct fold_stmt_r_data): Add stmt field.
7736 (fold_stmt_r): Defer fold overflow warnings until we know we
7738 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
7739 (fold_stmt_inplace): Likewise.
7740 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
7741 (cleanup_control_expr_graph): Defer fold overflow warnings until
7742 we know we are going to optimize.
7743 * tree-cfg.c (fold_cond_expr_cond): Likewise.
7744 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
7746 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7747 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
7748 * tree-ssa-loop-manip.c (create_iv): Likewise.
7749 * c-typeck.c (build_conditional_expr): Likewise.
7750 (build_binary_op): Likewise.
7751 * tree-vrp.c (vrp_expr_computes_nonzero): Call
7752 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
7753 (extract_range_from_unary_expr): Likewise.
7754 * simplify-rtx.c (simplify_const_relational_operation): Warn when
7755 assuming that signed overflow does not occur.
7756 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
7757 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
7758 (fold_defer_overflow_warnings): Declare.
7759 (fold_undefer_overflow_warnings): Declare.
7760 (fold_undefer_and_ignore_overflow_warnings): Declare.
7761 (fold_deferring_overflow_warnings_p): Declare.
7762 (tree_expr_nonzero_warnv_p): Declare.
7763 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
7765 (Warning Options): Document -Wstrict-overflow.
7766 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
7767 (tree-ssa-ccp.o): Likewise.
7768 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
7769 (fold-const.o): Depend on intl.h.
7771 2007-02-13 Ian Lance Taylor <iant@google.com>
7774 * lower-subreg.c (resolve_simple_move): Decompose subregs in
7777 2007-02-13 Stuart Hastings <stuart@apple.com>
7779 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
7781 2007-02-13 Richard Henderson <rth@redhat.com>
7783 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
7784 handled_component_p before looking for the indirect_ref.
7786 2007-02-13 Richard Henderson <rth@redhat.com>
7788 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
7789 remove flags clobber.
7790 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
7791 (bswaphi_lowpart): New.
7792 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
7793 remove TARGET_BSWAP test. Delete expander of the same name.
7795 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
7796 (expand_unop): Use them.
7798 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
7800 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
7801 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
7802 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
7803 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
7804 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
7805 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
7806 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
7807 assembler dialect choice from asm templates.
7809 2007-02-12 Richard Henderson <rth@redhat.com>
7811 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
7812 (fixuns_trunc<SSEMODEF>si2): Use it.
7813 * config/i386/sse.md (vec_setv4sf_0): Export.
7814 * config/i386/i386.c (ix86_build_const_vector): Export.
7815 (ix86_split_convert_uns_si_sse): Rename from
7816 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
7817 * config/i386/i386-protos.h: Update.
7819 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7822 * c-typeck.c (c_finish_return): Improve warning message.
7824 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7826 * alias.c (find_symbolic_term): Delete unused function.
7828 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
7830 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
7831 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
7832 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
7834 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7836 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7837 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
7838 the function, temporarily point the debug interface to the null one.
7840 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7842 * dwarf2out.c (round_up_to_align): New static function.
7843 (field_byte_offset): Use it to round the offset.
7845 2007-02-12 Richard Henderson <rth@redhat.com>
7847 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
7848 (inswl_const): Export.
7850 2007-02-12 Richard Henderson <rth@redhat.com>
7852 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
7853 result mode of the libcall, convert back to outmode.
7855 2007-02-12 Roger Sayle <roger@eyesopen.com>
7857 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
7858 (bswapdi2): New define_expand to implement 32-bit implementation.
7860 2007-02-12 Nick Clifton <nickc@redhat.com>
7862 * doc/invoke.texi (Overall Options): Document --help=.
7863 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
7864 (cc1_options): Pass --help= on to cc1.
7865 (display_help): Add description of --help=.
7866 (process_command): Add code to handle --help=. Allow translated
7867 --help and --target-help switches to be passed on to compiler
7869 (main): Remove unused if statement.
7870 * opts.c (columns): Remove.
7871 (LEFT_COLUMN): Define.
7872 (wrap_help): Add columns argument.
7873 (print_filtered_help): Change parameters to be an include bitmask,
7874 an exclude bitmask, an any bitmask and the column width. Move the
7875 code to display the params list here. Add code to display the
7876 status of options rather than their descriptions if the quiet flag
7878 (print_specific_help): Change parameters to be an include bitmask,
7879 an exclude bitmask and an any bitmask. Move code to look up the
7880 column width here. Decide upon the title for an options listing.
7881 (common_handle_options): Add code to handle --help=. Adapt code
7882 for --help and --target-help to use the revised form of the
7883 print_specific_help function.
7884 (print_help): Delete.
7885 (print_param_help): Delete.
7886 (print_switch): Delete.
7887 * opts.h (cl_lang_count): Add prototype.
7888 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
7889 CL_MAX_OPTION_CLASS): New defines.
7890 * optc-gen.awk: Add construction of cl_lang_count.
7891 * c.opt: Add Warning attribute to warning options and Optimization
7892 attribute to optimization options.
7893 * common.opt: Likewise.
7895 Add -fhelp and -ftarget-help as aliases for the transformed --help
7896 and --target-help options.
7897 * opt-functions.awk: Add code to handle Warning and Optimization
7900 2007-02-12 Richard Henderson <rth@redhat.com>
7902 * config/alpha/constraints.md: New file.
7903 * config/alpha/alpha.c: Include tm-constrs.h.
7904 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
7905 alpha_extra_constraint): Remove.
7906 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
7907 * config/alpha/alpha-protos.h: Update.
7908 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
7909 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
7910 (EXTRA_CONSTRAINT): Remove.
7911 * config/alpha/alpha.md: Include constraints.md.
7912 (adddi splitter): Use satisfies_constraint_*.
7913 * config/alpha/predicates.md (add_operand): Likewise.
7914 (sext_add_operand, addition_operation): Likewise.
7916 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
7918 PR tree-optimization/29145
7919 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
7920 in our handling of restrict qualified pointers.
7922 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7925 * doc/invoke.texi (Wunused-value): Update description.
7926 (Wextra): Delete item.
7927 * opts.c (set_Wextra): Don't use the value of Wextra to set the
7928 value of Wunused-value.
7929 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
7930 (c_finish_stmt_expr): Don't check extra_warnings.
7931 (emit_side_effect_warnings): The caller is responsible to check
7934 2007-02-11 Roger Sayle <roger@eyesopen.com>
7935 Matt Thomas <matt@3am-software.com>
7937 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
7939 2007-02-11 Roger Sayle <roger@eyesopen.com>
7941 * simplify-rtx.c (simplify_relational_operation_1): Optimize
7942 comparisons of POPCOUNT against zero.
7943 (simplify_const_relational_operation): Likewise.
7945 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7947 * doc/invoke.texi (Wextra): Delete outdated paragraph.
7949 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7951 * dwarf2out.c (root_type): Delete unused function.
7953 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7955 * genattrtab.c (contained_in_p): Delete unused function.
7956 (write_expr_attr_cache): Likewise.
7958 2007-02-11 Jan Hubicka <jh@suse.cz>
7960 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
7963 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
7965 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
7966 to add the REG_EQ* note.
7967 * see.c (see_merge_one_use_extension): Likewise.
7968 * local-alloc.c (update_equiv_regs): Likewise. Also don't
7969 turn REG_EQUAL notes into REG_EQUIV notes if the target
7970 register may have more than one set.
7971 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
7972 * gcse.c (try_replace_reg): Likewise.
7973 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
7974 * calls.c (fixup_tail_calls): Likewise. Abort if there is
7975 more than one REG_EQUIV note.
7976 * reload1.c (gen_reload): Use set_unique_reg_note.
7978 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
7980 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
7981 (ix86_builtin_conversion): New function.
7983 2007-02-06 Mark Mitchell <mark@codesourcery.com>
7986 * tree.h (DECL_REPLACEABLE_P): New macro.
7987 * except.c (set_nothrow_function_flags): Likewise.
7989 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
7990 Ira Rosen <irar@il.ibm.com>
7991 Dorit Nuzman <dorit@il.ibm.com>
7993 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
7994 * targhooks.c (default_builtin_vectorized_conversion): New.
7995 * targhooks.h (default_builtin_vectorized_function): New declaration.
7996 * target.h (struct vectorize): Add builtin_conversion field.
7997 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
7998 stmt_vec_info_type value.
7999 (vectorizable_conversion): New declaration.
8000 * tree-vect-analyze.c (vect_analyze_operations): Add
8001 vectorizable_conversion call.
8002 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8003 * tree-vect-transform.c (vectorizable_conversion): New function.
8004 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8005 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8007 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8008 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8009 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8010 or ALTIVEC_BUILTIN_VCFSX.
8012 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8015 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8016 CONST_DOUBLE and operand 0 is a hard register.
8017 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8018 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8019 is a hard floating-point register.
8021 2007-02-10 Richard Henderson <rth@redhat.com>
8022 Jakub Jelinek <jakub@redhat.com>
8023 Alexandre Oliva <aoliva@redhat.com>
8025 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8026 * builtin-types.def (BT_WORD): Make unsigned.
8027 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8028 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8029 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8030 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8031 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8032 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8034 * expr.c (emutls_var_address): New.
8035 (expand_expr_real_1): Expand emulated tls.
8036 (expand_expr_addr_expr_1): Likewise.
8037 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8038 * output.h (emutls_finish): Declare.
8039 * toplev.c (compile_file): Call it.
8040 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8041 address before wrapping in CONST.
8042 * varasm.c (emutls_htab, emutls_object_type): New.
8043 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8044 (get_emutls_object_name, get_emutls_object_type): New.
8045 (get_emutls_init_templ_addr, emutls_decl): New.
8046 (emutls_common_1, emutls_finish): New.
8047 (assemble_variable): When emulating tls, swap decls; generate
8048 constructor for the emutls objects.
8049 (do_assemble_alias): When emulating tls, swap decl and target name.
8050 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8052 * varpool.c (decide_is_variable_needed): Look at force_output.
8053 Recurse for emulated tls.
8054 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8055 with decide_is_variable_needed.
8056 * emutls.c: New file.
8057 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8058 tls_object for real tls.
8060 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8062 PR rtl-optimization/29599
8063 * reload1.c (eliminate_regs_in_insn): Take the destination
8064 mode into account when computing the offset.
8066 2007-02-09 Stuart Hastings <stuart@apple.com>
8067 Richard Henderson <rth@redhat.com>
8069 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8070 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8071 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8072 fixuns_truncdfhi2): New.
8073 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8074 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8075 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8076 (floatunssidf2): Allow nonimmediate source.
8077 * config/i386/sse.md (movdi_to_sse): New.
8078 (vec_concatv2di): Drop '*'.
8079 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8080 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8081 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8083 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8084 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8085 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8086 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8087 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8088 ix86_build_const_vector.
8089 (x86_emit_floatuns): Rewrite.
8091 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8093 * genautomata.c (longest_path_length): Delete unused function.
8094 (struct state): Delete unused longest_path_length.
8095 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8096 (get_free_state): Delete unused.
8098 2007-02-09 Jan Hubicka <jh@suse.cz>
8100 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8101 * doc/invoke.texi (inline-unit-growth): Update default value.
8103 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8104 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8105 (rebuild_cgraph_edges): Likewise.
8106 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8107 (dump_cgraph_node): Dump frequencies.
8108 (cgraph_clone_edge): Add frequency scales.
8109 (cgraph_clone_node): Add freuqnecy.
8110 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8111 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8112 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8113 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8114 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8115 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8116 (save_inline_function_body): Likewise.
8117 * ipa-inline.c: inluce rtl.h
8118 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8119 (cgraph_edge_badness): Use frequencies.
8120 (cgraph_decide_recursive_inlining): Update clonning.
8121 (cgraph_decide_inlining_of_small_function): Dump frequency.
8122 * predict.c (estimate_bb_frequencies): Export.
8123 * predict.h (estimate_bb_frequencies): Declare.
8124 * tree-inline.c (copy_bb): Watch overflows.
8125 (expand_call_inline): Update call of cgraph_create_edge.
8126 (optimize_inline_calls): Use TODO flags to update frequnecies.
8127 * passes.h: Include predict.h
8128 (init_optimization_passes): Move profile ahead.
8129 (execute_function_todo): Handle TODO_rebuild_frequencies.
8131 2007-02-09 Roger Sayle <roger@eyesopen.com>
8133 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8134 the insbl or inswl pattern into a register.
8136 2007-02-09 Roger Sayle <roger@eyesopen.com>
8138 * config/ia64/ia64.md (bswapdi2): New define_insn.
8140 2007-02-09 Richard Henderson <rth@redhat.com>
8142 * config/i386/constraints.md (Ym): New constraint.
8143 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8144 (movdi_1_rex64): Split sse and xmm general register moves from
8145 memory move alternatives. Use conditional register constraints.
8146 (movsf_1, movdf_integer): Likewise.
8147 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8148 (movdf_integer_rex64): New.
8149 (pushsf_rex64): Fix output constraints.
8150 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8151 (sse2_stored): Likewise.
8152 (sse2_storeq_rex64): New.
8153 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8154 amd and not generic.
8155 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8156 for optimize_size. Remove SF/DFmode hack.
8158 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8160 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8163 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8164 Richard Sandiford <richard@codesourcery.com>
8166 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8167 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8168 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8169 m68k/t-mlib to tmake_file.
8170 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8171 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8172 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8173 Allow it to be cf or m68k. Set m68k_arch_family. If that
8174 variable is not empty, add t-$m68k_arch_family to tmake_file.
8175 Add t-mlibs to tmake_file.
8176 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8177 * config/m68k/t-cf: New file.
8178 * config/m68k/t-m68k: Likewise.
8179 * config/m68k/t-mlibs: Likewise.
8180 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8181 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8182 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8183 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8184 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8186 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8187 (INSTALL_LIBGCC): Delete.
8188 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8189 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8190 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8191 (M68K_MLIB_CPU): Define.
8192 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8193 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8194 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8196 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8197 Richard Guenther <rguenther@suse.de>
8200 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8201 against INT_MIN/INT_MAX.
8202 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8203 file if a loop is removed.
8205 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8207 * calls.c (store_one_arg): Pass correct alignment to
8208 emit_push_insn for non-BLKmode values.
8209 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8210 unaligned stack slot via a suitably aligned slot.
8212 2007-02-08 DJ Delorie <dj@redhat.com>
8214 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8216 (legal_subregs): Use unsigned char, make const.
8217 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8219 2007-02-08 Paul Brook <paul@codesourcery.com>
8221 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8222 special interworking needed.
8224 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8226 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8227 conditional to __SSE2__.
8228 (Entries below should have been added to first ChangeLog
8229 entry for amdfam10 dated 2007-02-05)
8230 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8232 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8234 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8237 2007-02-08 DJ Delorie <dj@redhat.com>
8239 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8240 * config/m32c/m32c.c (legal_subregs): New.
8241 (m32c_illegal_subreg_p): New.
8242 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8243 unsupported subregs of hard regs.
8245 2007-02-08 Jan Hubicka <jh@suse.cz>
8247 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8248 the same one; always update histograms.
8250 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8252 * passes.c (init_optimization_passes): Tidy comment.
8254 2007-02-08 Roger Sayle <roger@eyesopen.com>
8256 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
8257 strip zero_extend, bswap and rotates from POCOUNT's argument.
8258 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
8259 zero_extend and rotates from PARITY's argument.
8260 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
8261 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
8262 of an integer constant at compile-time.
8264 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8267 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
8269 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
8272 * tree-ssa-live.c (remove_unused_locals): Do not remove
8273 TREE_ADDRESSABLE variables.
8274 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
8275 * tree-ssa-operands.c (add_virtual_operand): Remove argument
8276 FOR_CLOBBER. Update all users.
8277 If VAR has an associated alias set, add a virtual operand for
8278 it if no alias is found to conflict with the memory reference.
8280 2007-02-07 Jan Hubicka <jh@suse.cz>
8281 Robert Kidd <rkidd@crhc.uiuc.edu>
8283 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
8285 2007-02-07 Ian Lance Taylor <iant@google.com>
8287 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
8289 2007-02-07 Roger Sayle <roger@eyesopen.com>
8291 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
8292 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
8293 tablejumpdi, movsi_to_cr_one): Remove constraints from
8294 define_expand's match_operands.
8296 2007-02-07 Roger Sayle <roger@eyesopen.com>
8298 * global.c (compute_regsets): Move declatation of "i" inside of
8299 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
8301 2007-02-07 Jakub Jelinek <jakub@redhat.com>
8304 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
8305 of INDIRECT_REF <RESULT_DECL>.
8307 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
8309 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
8310 Kaz Kojima <kkojima@gcc.gnu.org>
8313 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
8315 (sh_initialize_trampoline): Add parentheses to avoid a warning.
8317 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8319 * doc/loop.texi: Document possibility not to perform disambiguation
8320 of loops with multiple latches.
8321 * cfgloopmanip.c (alp_enum_p): Removed.
8322 (add_loop): Handle subloops. Use get_loop_body_with_size.
8323 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
8324 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
8325 the new forwarder block.
8326 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
8327 Handle the case latch is NULL.
8328 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
8329 when marking loop exits.
8330 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
8332 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
8333 disambiguate_loops_with_multiple_latches.
8334 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
8335 before fix_loop_structure.
8336 * cfgloop.c: Include pointer-set.h and output.h.
8337 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
8338 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
8339 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
8340 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
8341 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
8342 disambiguate_multiple_latches, get_loop_body_with_size,
8343 disambiguate_loops_with_multiple_latches): New functions.
8344 (flow_loop_dump): Dump multiple latch edges.
8345 (flow_loop_nodes_find): Handle loops with multiple latches.
8346 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
8347 (glb_enum_p): Modified.
8348 (get_loop_body): Use get_loop_body_with_size.
8349 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
8350 (AVOID_CFG_MODIFICATIONS): New constant.
8351 (disambiguate_loops_with_multiple_latches, add_loop,
8352 get_loop_body_with_size): Declare.
8353 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
8355 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
8358 * global.c (compute_regsets): New function.
8359 (global_alloc): Refactored ELIMINABLE_REGSET
8360 and NO_GLOBAL_ALLOC_REGS computation out.
8361 (rest_of_handle_global_alloc): Call compute_regsets()
8362 for non-optimizing case.
8364 2007-02-06 Richard Henderson <rth@redhat.com>
8366 * config/i386/constraints.md (Y2): Rename from Y.
8367 (Yi): New constraint.
8368 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
8369 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
8370 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
8371 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
8372 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
8373 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
8374 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
8375 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
8376 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
8377 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
8378 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
8379 vec_extractv2si_1): Change Y constraints to Y2.
8380 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
8381 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
8382 Change Y constraints to Y2.
8383 (sse2_loadld): Change Y constraints to x.
8385 2007-02-06 Roger Sayle <roger@eyesopen.com>
8387 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
8388 (parity<mode>2): New define_expand using rs6000_emit_parity.
8389 * config/rs6000/rs6000.c (rs6000_emit_popcount,
8390 rs6000_emit_parity): New functions.
8391 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
8392 rs6000_emit_parity): Prototype here.
8394 2007-02-06 Ian Lance Taylor <iant@google.com>
8396 * lower-subreg.c (simple_move_operand): Reject CONST.
8397 (resolve_clobber): Call validate_change rather than directly
8398 assigning to XEXP (pat, 0).
8400 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8402 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
8403 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
8404 (tree-cfg.o): Remove hashtab.h dependency.
8406 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
8407 (struct ivopts_data): Change niters to pointer_map_t.
8408 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
8409 (niter_for_exit): Create pointer_map on demand. Change for
8411 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
8412 (free_loop_data): Destroy data->niters if created and reset field.
8413 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
8414 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
8416 * tree-ssa-reassoc.c: Include pointer-set.h.
8417 (bb_rank): Change to long *.
8418 (operand_rank): Change to pointer_map_t.
8419 (find_operand_rank): Return long, -1 if not found. Declare as inline.
8420 (insert_operand_rank): Accept long.
8421 (operand_entry_hash, operand_entry_eq): Remove.
8422 (get_rank): Return long. Adjust for changes above.
8423 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
8425 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
8427 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
8428 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
8429 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
8431 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
8432 directly since it cannot be NULL.
8433 (get_vi_for_tree): Rewrite for pointer_map API.
8434 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
8435 (init_alias_vars): Create vi_for_tree as pointer_map.
8436 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
8438 * tree-cfg.c: Don't include hashtab.h.
8439 (edge_to_cases): Declare as pointer_map.
8440 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
8442 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
8443 (start_recording_case_labels): Create edge_to_cases as pointer_map.
8444 (end_recoding_case_labels): Cleanup edge_to_cases manually before
8446 (record_switch_edge): Delete.
8447 (get_cases_for_edge): Adjust for pointer_map API, inline
8448 record_switch_edge (rewritten for new API), remove goto.
8450 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8452 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
8453 * tree-nested.c: Include pointer-set.h.
8454 (var_map_elt, var_map_eq, var_map_hash): Delete.
8455 (struct nesting_info): Remove GTY marker. Change the two htab_t's
8457 (nesting_info_bitmap_obstack): New.
8458 (lookup_field_for_decl): Adjust for pointer_map API.
8459 (lookup_tramp_for_decl): Adjust for pointer_map API.
8460 (get_nonlocal_debug_decl): Adjust for pointer_map API.
8461 (get_local_debug_decl): Adjust for pointer_map API.
8462 (convert_nl_goto_reference): Adjust for pointer_map API.
8463 (convert_nl_goto_receiver): Adjust for pointer_map API.
8464 (create_nesting_tree): Create outside GGC space. Create bitmap on
8465 the new obstack. Create field_map and var_map as pointer_maps.
8466 (free_nesting_tree): Adjust for changes to create_nesting_tree.
8468 (lower_nested_functions): Move root here, no need to NULL it.
8469 Initialize and release the obstack.
8471 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
8473 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
8474 Remove prototypes and make them non-static.
8475 (struct tree_int_map): Remove.
8476 * tree.h (struct tree_int_map): Move here, turning TO into an
8478 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
8480 * tree.h (TREE_COMPLEXITY): Remove.
8481 (struct tree_exp): Remove complexity field.
8482 * tree.c (build1_stat): Don't set it.
8484 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
8485 Victor Kaplansky <victork@il.ibm.com>
8487 * tree-vectorizer.c (vect_is_simple_use): Support induction.
8488 (vect_is_simple_reduction): Support reduction with induction as
8489 one of the operands.
8490 (vect_is_simple_iv_evolution): Fix formatting.
8491 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
8492 formatting. Don't mark induction phis for vectorization.
8493 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
8494 * tree-vect-transform.c (get_initial_def_for_induction): New function.
8495 (vect_get_vec_def_for_operand): Support induction.
8496 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
8498 (vectorizable_reduction): Support reduction with induction as one of
8500 (vectorizable_type_demotion): Use def-type of stmt argument rather
8501 than dummy def-type.
8503 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
8504 flag_tree_scev_cprop.
8505 * common.opt (tree-scev-cprop): New flag.
8507 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
8508 call to vect_get_new_vect_var.
8510 2007-02-06 Ira Rosen <irar@il.ibm.com>
8512 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
8513 vectype is not NULL.
8514 (vect_pattern_recog_1): Likewise.
8516 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8518 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
8519 (fold_negate_expr): Likewise.
8521 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
8524 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
8525 even if cv-qualification is the same.
8527 2007-02-05 Geoffrey Keating <geoffk@apple.com>
8529 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
8530 __enable_execute_stack on completion.
8532 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8534 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
8535 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
8536 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
8537 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
8538 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
8539 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
8540 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
8541 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
8543 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8545 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
8546 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
8547 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
8548 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
8549 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
8550 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
8551 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
8552 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
8553 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
8554 umuldi3_highpart_rex64, umulsi3_highpart_insn,
8555 umulsi3_highpart_zext, smuldi3_highpart_rex64,
8556 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
8557 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
8558 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
8559 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
8560 sqrtextenddfxf2_i387): Added amdfam10_decode.
8562 * config/i386/athlon.md (athlon_idirect_amdfam10,
8563 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
8564 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
8565 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
8566 athlon_ivector_store_amdfam10): New define_insn_reservation.
8567 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
8570 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8572 * config/i386/athlon.md (athlon_call_amdfam10,
8573 athlon_pop_amdfam10, athlon_lea_amdfam10): New
8574 define_insn_reservation.
8575 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
8576 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
8577 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
8579 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8581 * config/i386/athlon.md (athlon_sseld_amdfam10,
8582 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
8583 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
8585 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8587 * config/i386/athlon.md (athlon_sseins_amdfam10): New
8588 define_insn_reservation.
8589 * config/i386/i386.md (sseins): Added sseins to define_attr type
8590 and define_attr unit.
8591 * config/i386/sse.md: Set type attribute to sseins for insertq
8594 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8596 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
8597 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
8598 ssecomi_load_amdfam10, ssecomi_amdfam10,
8599 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
8600 define_insn_reservation.
8601 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
8603 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8605 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
8606 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
8607 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
8608 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
8609 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
8610 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
8611 define_insn_reservation.
8613 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
8614 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
8615 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
8616 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
8617 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
8619 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8621 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
8622 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
8623 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
8624 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
8625 athlon_ssemul_load_k8): Added amdfam10.
8627 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8629 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
8630 (x86_sse_unaligned_move_optimal): New variable.
8632 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
8634 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
8635 for unaligned vector SSE double/single precision loads for AMDFAM10.
8637 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8639 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
8640 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
8641 Define TARGET_CPU_DEFAULT_amdfam10.
8642 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
8643 (processor_type): Add PROCESSOR_AMDFAM10.
8645 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
8646 processor_type in config/i386/i386.h.
8647 Enable imul peepholes for TARGET_AMDFAM10.
8649 * config.gcc: Add support for --with-cpu option for amdfam10.
8651 * config/i386/i386.c (amdfam10_cost): New variable.
8652 (m_AMDFAM10): New macro.
8653 (m_ATHLON_K8_AMDFAM10): New macro.
8654 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
8655 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
8656 x86_promote_QImode, x86_integer_DFmode_moves,
8657 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8658 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
8659 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
8660 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
8661 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
8662 Enable/disable for amdfam10.
8663 (override_options): Add amdfam10_cost to processor_target_table.
8664 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
8665 processor_alias_table.
8666 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
8667 (ix86_adjust_cost): Add code for amdfam10.
8669 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8671 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
8672 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
8673 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
8674 * config/i386/i386.h: Add builtin definition for SSE4A.
8675 * config/i386/i386.md: Add support for ABM instructions
8677 * config/i386/sse.md: Add support for SSE4A instructions
8678 (movntss, movntsd, extrq, insertq).
8679 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
8680 Add -march=amdfam10 flag.
8681 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
8682 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
8684 * doc/extend.texi: Add documentation for SSE4A builtins.
8686 2007-02-05 Bob Wilson <bob.wilson@acm.org>
8688 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
8690 2007-02-05 Richard Guenther <rguenther@suse.de>
8692 * tree-vectorizer.h (vectorizable_function): Add argument type
8693 argument, change return type.
8694 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
8695 * tree-vect-transform.c (vectorizable_function): Handle extra
8696 argument, return vectorized function decl.
8697 (build_vectorized_function_call): Remove.
8698 (vectorizable_call): Handle calls with result and argument types
8699 differing. Handle loop vectorization factor correctly.
8700 * targhooks.c (default_builtin_vectorized_function): Adjust for
8702 * targhooks.h (default_builtin_vectorized_function): Likewise.
8703 * target.h (builtin_vectorized_function): Add argument type
8705 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
8706 extra argument, allow vectorizing of lrintf.
8707 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
8708 documentation of target hook.
8710 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
8713 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
8714 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
8715 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
8717 2007-02-05 Roger Sayle <roger@eyesopen.com>
8719 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
8720 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
8721 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
8722 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
8723 before canonicalizing sincos to cexpi.
8724 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
8726 2007-02-05 Roger Sayle <roger@eyesopen.com>
8728 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
8729 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
8730 (alpha_init_builtins): Use alpha_add_builtins to process tables.
8732 2007-02-05 Roger Sayle <roger@eyesopen.com>
8734 * mips-tfile.c (initialize_init_file): Correct endianness test.
8736 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
8738 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
8741 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8743 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
8744 saves in a PARALLEL before the register assignments.
8746 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8748 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
8749 DWARF_FRAME_RETURN_COLUMN to be a general register.
8750 * dwarf2out.c (init_return_column_size): New function, split from...
8751 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
8752 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
8753 to be nongeneral registers.
8754 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
8756 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
8757 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
8759 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8761 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
8763 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8765 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
8766 (remove_path): Use can_remove_branch_p and remove_branch instead
8767 of loop_delete_branch_edge.
8768 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
8769 (tree_transform_and_unroll_loop): Remove dead branches immediately.
8770 Update profile using scale_dominated_blocks_in_loop.
8771 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
8772 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
8773 (can_remove_branch_p, remove_branch): Declare.
8774 * tree-cfg.c (tree_can_remove_branch_p): New function.
8775 (tree_cfg_hooks): Add tree_can_remove_branch_p.
8776 * cfgrtl.c (rtl_can_remove_branch_p): New function.
8777 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
8779 2007-02-05 Jan Hubicka <jh@suse.cz>
8782 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
8783 nodes in cgraph, don't remove offline copy of the function.
8785 2007-02-04 Jan Hubicka <jh@suse.cz>
8787 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
8788 vectors might cause maybe_lookup_element_for_expr to be called
8789 on non-sra-candidate.
8791 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8793 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
8794 config/bfin/bfin.md, config/bfin/predicates.md: Follow
8795 spelling conventions.
8797 2007-02-04 Richard Guenther <rguenther@suse.de>
8800 * fold-const.c (try_move_mult_to_index): Make sure to not
8801 overflow one dimension of a multi-dimensional array access.
8803 2007-02-04 Jan Hubicka <jh@suse.cz>
8805 * passes.c (init_optimization_passes): Reindent.
8807 2007-02-04 Jan Hubicka <jh@suse.cz>
8808 Eric Botcazou <ebotcazou@adacore.com>
8810 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
8811 (execute_fixup_cfg): Break out the abnormal goto code.
8812 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
8813 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
8814 (optimize_inline_calls): Call make_nonlocal_label_edges.
8816 2007-02-04 Jan Hubicka <jh@suse.cz>
8818 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
8819 true when something was changed.
8820 (rename_ssa_copies): When something was changed, do
8821 TODO_remove_unused_locals.
8822 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8823 add TODO_remove_unused_locals when instruction was removed.
8825 2007-02-04 Jan Hubicka <jh@suse.cz>
8827 * ipa-inline.c (try_inline): Improve debug output; work on already
8829 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
8830 call try_inline for already inlined edges too when flattening;
8831 inline also functions that make callee growth but overall unit size
8834 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8836 * config/m32c/bitops.md, config/m32c/jump.md,
8837 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
8838 config/m32r/m32r.h, config/m32r/m32r.md,
8839 config/m32r/predicates.md, config/m68hc11/larith.asm,
8840 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
8841 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
8842 config/mips/mips-protos.h, config/mips/mips.c,
8843 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
8844 config/mn10300/mn10300.h, config/mn10300/predicates.md,
8845 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
8846 spelling conventions.
8848 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
8849 Follow spelling conventions.
8851 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
8853 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
8854 warn about C++0x compatibility.
8856 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8858 * config/h8300/h8300.c, config/h8300/h8300.h,
8859 config/h8300/h8300.md: Follow spelling conventions.
8861 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
8864 * combine.c (try_combine): Do not substitute source operand
8865 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
8867 2007-02-03 Jan Hubicka <jh@suse.cz>
8869 PR gcov-profile/30650
8870 * value-prof.c (stringop_block_profile): Fix handling of size counter;
8871 do not divide by zero for never executed counters.
8872 (tree_find_values_to_profile): Fix counters.
8873 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
8875 2007-02-03 Ian Lance Taylor <iant@google.com>
8877 * lower-subreg.c (simple_move_operand): New static function,
8878 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
8880 (simple_move): Call simple_move_operand.
8881 (find_decomposable_subregs): Add special handling of MEMs.
8882 (can_decompose_p): Rename from cannot_decompose_p. Reverse
8883 meaning of return value. If we see a hard register, test whether
8884 it can store a word_mode value. Change all callers.
8886 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8888 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
8889 ftrapv insns and expanders.
8890 (subdi3): Change define_expand operand 1 to arith11_operand, and
8891 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
8892 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
8893 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
8897 * varasm.c (notice_global_symbol): Treat global objects as weak when
8900 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8902 * emit-rtl.c (dconstpi): Delete.
8904 (init_emit_once): Delete dconstpi and init dconstsqrt2.
8905 * real.h (dconstpi): Delete.
8907 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
8908 (fold_builtin_hypot): Likewise.
8910 2007-02-03 Tom Tromey <tromey@redhat.com>
8913 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
8914 -gcoff3, -gxcoff3, -gvms3 implies -dD.
8916 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
8918 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
8919 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
8920 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
8921 config/rs6000/cell.md, config/rs6000/darwin.h,
8922 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
8923 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
8924 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
8925 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
8926 typos. Follow spelling conventions.
8927 * doc/invoke.texi: Follow spelling conventions.
8929 2007-02-03 Roger Sayle <roger@eyesopen.com>
8931 * simplify-rtx.c (simplify_relational_operation_1): Implement some
8932 canonicalization transformations that attempt to simplify integer
8933 constant comparisons to become comparisons against zero.
8935 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8937 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
8939 * fold-const.c (fold_binary): Fix comment typos. Fold complex
8940 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
8942 2007-02-02 Mike Stump <mrs@apple.com>
8944 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
8945 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
8946 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
8947 generate a branch island.
8949 2007-02-02 Bob Wilson <bob.wilson@acm.org>
8951 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
8952 (xtensa_legitimate_address_p): New.
8953 (xtensa_legitimize_address): New.
8954 (xtensa_output_addr_const_extra): New.
8955 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
8957 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
8958 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
8959 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
8960 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
8961 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
8962 (xtensa_legitimize_address): New.
8963 (xtensa_output_addr_const_extra): New.
8965 2007-02-02 Steve Ellcey <sje@cup.hp.com>
8967 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
8969 2007-02-02 Ian Lance Taylor <iant@google.com>
8971 * expmed.c (expand_divmod): Add comment.
8973 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
8975 * emit-rtl.c (renumber_insns): Remove.
8976 * flags.h: Remove the extern for flag_renumber_insns.
8977 * rtl.h: Remove the prototype for renumber_insns.
8978 * toplev.c (flag_renumber_insns): Remove.
8980 2007-02-02 Hui-May Chang <hm.chang@apple.com>
8982 Revert for x86 darwin:
8983 2005-06-19 Uros Bizjak <uros@kss-loka.si>
8985 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
8986 code before the following patch under TARGET_MACHO.
8987 (ix86_function_value_regno_p): Likewise.
8989 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8991 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
8994 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8997 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
8998 general or fp registers. Add comments.
8999 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9001 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9003 * pointer-set.c (insert_aux): Only return insertion slot.
9004 (pointer_set_insert): Adjust.
9005 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9006 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9007 pointer_map_traverse): New.
9008 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9009 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9010 pointer_map_contains, pointer_map_traverse): Declare.
9012 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9015 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9016 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9018 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9020 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9022 (struct _dep): New type.
9023 (dep_t): New typedef.
9024 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9025 (DEP_STATUS): New access macro. The macro with the same name was
9026 renamed to DEP_LINK_STATUS.
9027 (dep_init): Declare function
9029 (struct _dep_link): New type.
9030 (dep_link_t): New typedef.
9031 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9032 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9033 (DEP_LINK_STATUS): New macro.
9034 (debug_dep_links): New debug function.
9036 (struct _deps_list): New type.
9037 (deps_list_t): New typedef.
9038 (DEPS_LIST_FIRST): New access macro.
9039 (FOR_EACH_DEP_LINK): New cycle macro.
9040 (create_deps_list, free_deps_list, delete_deps_list): Declare
9042 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9043 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9044 (copy_deps_list_change_con): Ditto.
9046 (move_dep_link): Declare function.
9048 (struct _dep_node): New type.
9049 (dep_node_t): New typedef.
9050 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9052 (struct haifa_insn_data.back_deps): New field to hold backward
9053 dependencies of the insn.
9054 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9056 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9057 Change its type to deps_list_t.
9058 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9059 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9060 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9062 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9064 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9066 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9068 (dep_cost): Declare.
9070 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9071 (ds_to_dk, dk_to_ds): New functions.
9073 (init_dep_1): New static function.
9074 (init_dep): New function.
9075 (copy_dep): New static function.
9077 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9079 (detach_dep_link): New static function.
9080 (move_dep_link): New function.
9082 (dep_links_consistent_p, dump_dep_links): New static functions.
9083 (debug_dep_links): New debugging function.
9085 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9087 (alloc_deps_list, init_deps_list): New static functions.
9088 (create_deps_list): New function.
9089 (clear_deps_list): New static function.
9090 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9091 (deps_list_consistent_p, dump_deps_list): New static functions.
9092 (debug_deps_list): New function.
9093 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9095 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9097 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9098 use new scheduler dependencies lists.
9099 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9100 (sched_analyze): Ditto. Initialize dependencies lists.
9101 (add_forw_dep, compute_forward_dependences): Update to use new
9102 scheduler dependencies lists.
9104 (init_dependency_caches): Init deps_obstack.
9105 (free_dependency_caches): Free deps_obstack.
9107 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9108 new scheduler dependencies lists.
9109 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9110 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9112 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9113 Update to use new scheduler dependencies lists.
9114 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9115 (debug_dependencies): Ditto.
9116 (schedule_region): Update comments.
9118 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9119 scheduler dependencies lists.
9120 (schedule_ebb): Update comments.
9122 * rtl.def (DEPS_LIST): Remove.
9124 * lists.c (unused_deps_list): Remove.
9125 (free_list): Update assertions.
9127 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9128 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9130 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9131 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9133 * haifa-sched.c (comments): Update.
9134 (insn_cost1): Remove. Inline the code into insn_cost ().
9135 (insn_cost): Update to use new scheduler dependencies lists. Move
9136 processing of the dependency cost to dep_cost ().
9137 (dep_cost): New function. Use it instead of insn_cost () when
9138 evaluating cost of the dependency. Use compatible interface to
9139 interact with the target.
9140 (priority): Update to use new scheduler dependencies lists.
9141 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9142 with greater number of insns that depend on the insn.
9143 (schedule_insn): Update to use new scheduler dependencies lists. Add
9144 code to free backward dependencies lists. Inline and optimize code
9145 from resolve_dep () - see PR28071.
9146 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9147 lists. Update call to targetm.sched.is_costly_dependence hook.
9149 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9150 scheduler dependencies lists.
9152 (resolve_dep): Remove. Move the logic to schedule_insn ().
9153 (init_h_i_d): Initialize dependencies lists.
9155 (process_insn_depend_be_in_spec): Rename to
9156 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9158 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9159 Update to use new scheduler dependencies lists.
9160 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9162 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9163 new scheduler dependencies lists.
9164 (build_intra_loop_deps): Ditto.
9166 * target.h (struct _dep): Declare to use in
9167 gcc_target.sched.is_costly_dependence.
9168 (struct gcc_target.sched.adjust_cost): Fix typo.
9169 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9170 single dep_t parameter instead of an equivalent triad.
9171 (struct gcc_target.sched.adjust_cost_2): Remove.
9173 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9175 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9177 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9179 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9181 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9182 (REG_DEP_TRUE): Document.
9184 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9185 Change signature to correspond to the targetm.sched.adjust_cost hook.
9186 Update use in TARGET_SCHED_ADJUST_COST_2.
9187 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9188 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9189 new scheduler dependencies lists.
9190 (ia64_gen_check): Ditto.
9192 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9195 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9196 signature to correspond to the targetm.sched.is_costly_dependence hook.
9197 (is_costly_group): Update to use new scheduler dependencies lists.
9199 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9200 instead of INSN_COST () macro.
9202 2007-02-01 Ian Lance Taylor <iant@google.com>
9204 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9206 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9208 * pa.md (tp_load): Correct mfctl instruction syntax.
9210 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9212 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9213 altivec_padding_size calculation on AIX. Improve comment, add
9214 assert to verify that it's right.
9216 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9219 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9222 * global.c (global_alloc): Add mising initialization of
9225 2007-02-01 Roger Sayle <roger@eyesopen.com>
9227 * alias.c (init_alias_analysis): Correct whitespace.
9228 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9229 partition_hot_cold_basic_blocks): Likewise.
9230 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9231 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9232 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9233 fold_builtin_snprintf_chk, fold_builtin_printf,
9234 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9235 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9236 * cfgcleanup.c (cleanup_cfg): Likewise.
9237 * cfgexpand.c (tree_expand_cfg): Likewise.
9238 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9239 * function.c (get_next_funcdef_no): Likewise.
9240 * gengtype.c (main): Likewise.
9241 * genmodes.c (main): Likewise.
9242 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9243 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9244 * ifcvt.c (noce_emit_move_insn): Likewise.
9245 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9247 * stor-layout.c (get_best_mode): Likewise.
9248 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9249 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9250 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9251 perform_var_substitution, solve_graph): Likewise.
9252 * tree-vrp.c (vrp_finalize): Likewise.
9254 2007-02-01 Ian Lance Taylor <iant@google.com>
9256 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
9257 high part of a paradoxical subreg, return a constant zero.
9259 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
9261 * toplev.c (lang_dependent_init): Call init_set_costs.
9262 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
9264 2007-02-01 Richard Guenther <rguenther@suse.de>
9267 * fold-const.c (fold_negate_expr): Allow negating a
9268 constant if overflow does not change.
9270 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9272 * doc/c-tree.texi (Expression trees): Improve markup.
9273 * doc/tm.texi (Register Classes, Addressing Modes)
9274 (Floating Point): Fix spacing after abbreviations. Fix some
9277 2007-02-01 Ben Elliston <bje@au.ibm.com>
9279 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
9280 * doc/contrib.texi: Likewise.
9281 * doc/install.texi: Likewise.
9283 2007-01-31 Richard Henderson <rth@redhat.com>
9284 Ian Lance Taylor <iant@google.com>
9286 * lower-subreg.c: New file.
9287 * rtl.def (CONCATN): Define.
9288 * passes.c (init_optimization_passes): Add pass_lower_subreg and
9290 * emit-rtl.c (update_reg_offset): New static function, broken out
9291 of gen_rtx_REG_offset.
9292 (gen_rtx_REG_offset): Call update_reg_offset.
9293 (gen_reg_rtx_offset): New function.
9294 * regclass.c: Revert patch of 2006-03-05, restoring
9296 (clear_reg_info_regno): New function.
9297 * dwarf2out.c (concatn_loc_descriptor): New static function.
9298 (loc_descriptor): Handle CONCATN.
9299 * common.opt (fsplit_wide_types): New option.
9300 * opts.c (decode_options): Set flag_split_wide_types when
9302 * timevar.def (TV_LOWER_SUBREG): Define.
9303 * rtl.h (gen_reg_rtx_offset): Declare.
9304 (reg_scan_update): Declare.
9305 * regs.h (clear_reg_info_regno): Declare.
9306 * tree-pass.h (pass_lower_subreg): Declare.
9307 (pass_lower_subreg2): Declare.
9308 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
9309 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
9311 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
9312 * Makefile.in (OBJS-common): Add lower-subreg.o.
9313 (lower-subreg.o): New target.
9315 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9317 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
9319 2007-01-31 Anatoly Sokolov <aesok@post.ru>
9322 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
9324 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9327 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
9329 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
9331 * cfgloop.h: Include vec-prim.h.
9332 (enum li_flags): Remove LI_ONLY_OLD.
9333 (loop_iterator): Changed.
9334 (fel_next, fel_init): Iterate over loop tree.
9335 (FOR_EACH_LOOP_BREAK): New macro.
9336 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
9338 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
9339 * modulo-sched.c (sms_schedule): Ditto.
9340 * tree-vectorizer.c (vectorize_loops): Ditto.
9341 * doc/loop.texi: Update information on loop numbering and behavior of
9342 FOR_EACH_LOOP wrto new loops.
9343 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9344 add_to_evolution_1): Test nestedness of loops instead of comparing
9346 * tree-chrec.c (chrec_fold_plus_poly_poly,
9347 chrec_fold_multiply_poly_poly, chrec_evaluate,
9348 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
9349 reset_evolution_in_loop): Ditto.
9350 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
9352 2007-01-31 Dirk Mueller <dmueller@suse.de>
9354 * c-common.c (warn_about_parentheses): Separate warning about
9355 un-parenthized sequence of comparison operators from the one
9356 which is supposed to warn about x <= y <= z.
9358 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
9360 * optabs.h (enum optab_index): Add new OTI_isinf.
9361 (isinf_optab): Define corresponding macro.
9362 * optabs.c (init_optabs): Initialize isinf_optab.
9363 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
9365 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
9366 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
9368 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
9369 expand_builtin_interclass_mathfn.
9370 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
9371 * config/i386/i386.md (UNSPEC_FXAM): New constant.
9372 (fxam<mode>2_i387): New insn pattern.
9373 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
9374 built-in functions as x87 inline asm.
9376 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9378 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
9380 2007-01-30 Eric Christopher <echristo@apple.com>
9382 * config.gcc: Add geode.
9384 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9386 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
9387 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
9388 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
9389 value-prof.c: Fix comment typos.
9391 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9394 * doc/invoke.texi (Wpointer-arith): Document warning.
9396 2007-01-30 Janis Johnson <janis187@us.ibm.com>
9398 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
9399 the list of discrepancies from the draft TR.
9401 2007-01-30 Dirk Mueller <dmueller@suse.de>
9404 * doc/invoke.texi (-Wreturn-type): Update description to
9407 2007-01-30 Richard Sandiford <richard@codesourcery.com>
9409 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
9411 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
9413 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
9414 to handle optabs that operate on floating point input argument and
9415 output to integer output.
9416 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
9417 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
9418 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
9419 expand_builtin_interclass_mathfn ().
9420 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
9422 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
9423 ilogbl built-in functions as x87 intrinsics.
9425 2007-01-30 Richard Guenther <rguenther@suse.de>
9428 * dwarf2out.c (reference_to_unused): Query varpool if the
9429 variable was output.
9431 2007-01-30 Richard Guenther <rguenther@suse.de>
9434 * passes.c (execute_one_pass): Reset in_gimple_form to not
9435 confuse non-unit-at-a-time mode.
9437 2007-01-29 Roger Sayle <roger@eyesopen.com>
9438 Richard Guenther <rguenther@suse.de>
9440 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
9441 avoid undefined behaviour on overflow. Use force_fit_type_double
9442 to construct the constant with the specified TREE_OVERFLOW.
9444 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9446 * config/dfp-bit.c: Add parameterized support for fp exceptions.
9447 * config/dfp-bit.h: Ditto.
9449 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9451 * c-decl.c (pop_scope): Replace warnings with call to
9452 warn_for_unused_label.
9453 * c-common.h (warn_for_unused_label): Declare.
9454 * c-common.c (warn_for_unused_label): Define.
9456 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9458 * tree-optimize.c (update_inlined_to_pointers): Delete unused
9461 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9463 * Makefile.in (USER_H): Remove decfloat.h.
9464 * ginclude/decfloat.h: Delete, moving contents to ...
9465 * ginclude/float.h: Add support for decimal floating point,
9466 guarded by __STDC_WANT_DEC_FP__.
9468 2007-01-29 Mike Stump <mrs@apple.com>
9470 * doc/gccint.texi (Top): Rename Loop Representation to Loop
9471 Analysis and Representation to resolve case insensitive conflict.
9472 * doc/loop.texi (Loop Analysis and Representation): Likewise.
9474 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
9476 * tree.h (struct tree_memory_tag): Add aliases member.
9477 (MTAG_ALIASES): New macro.
9478 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
9479 (add_may_alias): Remove pointer-set. Update for may_aliases being
9481 (mark_aliases_call_clobbered): Update for may_aliases being a
9483 (compute_tag_properties): Ditto.
9484 (create_partition_for): Ditto.
9485 (compute_memory_partitions): Ditto.
9486 (dump_may_aliases_for): Ditto.
9487 (is_aliased_with): Ditto.
9488 (add_may_alias_for_new_tag): Ditto.
9489 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
9490 (compute_is_aliased): New function.
9491 (compute_may_aliases): Call compute_is_aliased).
9492 (init_alias_info): Initialize alias_bitmap_obstack.
9493 (union_alias_set_into): New function.
9494 (compute_flow_sensitive_aliasing): Use union_aliases_into.
9495 (have_common_aliases_p): Rewrite to take two bitmaps and use
9497 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
9499 (finalize_ref_all_pointers): Update for add_may_alias changes.
9500 (new_type_alias): Ditto.
9501 * tree-flow-inline.h (may_aliases): Return a bitmap.
9502 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
9503 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
9504 may_aliases being a bitmap.
9505 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
9506 may_aliases now returns a bitmap.
9507 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
9509 * tree-ssa-operands.c (add_virtual_operand): Update for
9510 may_aliases being a bitmap.
9512 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
9514 PR tree-optimization/30630
9515 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
9516 variable as changed.
9518 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
9521 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
9522 expanded only once even if an error occurs.
9524 2007-01-29 Ben Elliston <bje@au.ibm.com>
9526 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
9527 (__gcov_average_profiler): Likewise.
9528 (__gcov_ior_profiler): Likewise.
9529 (__gcov_merge_ior): Likewise.
9531 2007-01-28 Jan Hubicka <jh@suse.cz>
9533 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
9534 * value-prof.c (stringop_block_profile): Likewise.
9536 2007-01-28 Jan Hubicka <jh@suse.cz>
9538 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
9539 variant handling histograms; add wrapper.
9540 (clear_storage_via_libcall): Export.
9541 (emit_block_move_hints): Break out from ...; add histograms.
9542 (emit_block_move): ... this one.
9543 (clear_storage_hints): Break out from ...; add histograms.
9544 (clear_storage): ... this one.
9545 (set_storage_via_memset): Handle histogram.
9546 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
9547 (clear_storage_hints, clear_storage_via_libcall): Declare.
9548 (set_storage_via_setmem): Update prototype.
9549 * doc/md.texi (movmem, setmem): Document new arguments.
9551 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
9553 (stringop_block_profile): New global function.
9554 (tree_stringops_values_to_profile): Profile block size and alignment.
9555 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
9557 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
9558 (stringop_block_profile): Declare.
9559 * builtins.c: Include value-prof.h.
9560 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
9561 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
9562 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
9563 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
9564 * profile.c (instrument_values): Add new counters.
9565 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
9567 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
9568 (tree_init_edge_profiler): Build new profilers.
9569 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
9570 (pass_tree_profile): Add dump.
9571 (tree_profile_hooks): Update.
9572 * Makefile.in (LIBGCOV): Add new constants.
9573 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
9574 __gcov_ior_profiler): New.
9575 * i386.md (movmem/setmem expanders): Add new optional arguments.
9577 2007-01-28 David Edelsohn <edelsohn@gnu.org>
9579 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
9581 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9583 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
9584 (tree_unswitch_single_loop): Pass eni_size_weights to
9585 tree_num_loop_insns.
9586 * tree-ssa-loop-manip.c: Include tree-inline.h.
9587 (can_unroll_loop_p): Pass eni_size_weights to
9588 tree_num_loop_insns.
9589 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
9590 Pass eni_size_weights to estimate_num_insns.
9591 * tree.h (init_inline_once): Export.
9592 * toplev.c (backend_init): Call init_inline_once.
9593 * cgraphunit.c (cgraph_process_new_functions,
9594 cgraph_analyze_function): Pass eni_inlining_weights to
9596 * ipa-inline.c (compute_inline_parameters): Ditto.
9597 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
9598 to estimate_num_insns.
9599 (try_unroll_loop_completely): Pass eni_size_weights to
9600 tree_num_loop_insns.
9601 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
9602 ot estimate_num_insns.
9603 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
9604 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
9605 * tree-inline.c (eni_inlining_weights, eni_size_weights,
9606 eni_time_weights): New variables.
9607 (init_inline_once): Initialize them.
9608 (struct eni_data): Mew.
9609 (estimate_num_insns_1, estimate_num_insns): Use weights.
9610 * tree-inline.h (struct eni_weights_d): New.
9611 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
9612 (estimate_num_insns): Declaration changed.
9613 * cfgloop.h (tree_num_loop_insns): Declaration changed.
9614 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
9615 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
9617 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9619 * tree-data-ref.c (conflict_fn): Assert that the number of affine
9620 relations in the conflict function is valid.
9622 2007-01-27 Ian Lance Taylor <iant@google.com>
9624 * common.opt: Add fstrict-overflow.
9625 * opts.c (decode_options): Set flag_strict_overflow if -O2.
9626 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
9627 (TYPE_OVERFLOW_UNDEFINED): Define.
9628 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
9630 * tree.h (TYPE_TRAP_SIGNED): Don't define.
9631 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
9632 (fold_negate_expr): Likewise.
9633 (make_range): Likewise.
9634 (extract_muldiv_1): Likewise.
9635 (maybe_canonicalize_comparison): Likewise.
9636 (fold_comparison): Likewise.
9637 (fold_binary): Likewise.
9638 (tree_expr_nonnegative_p): Likewise.
9639 (tree_expr_nonzero_p): Likewise.
9640 * tree-vrp.c (compare_values): Likewise.
9641 (extract_range_from_binary_expr): Likewise.
9642 (extract_range_from_unary_expr): Likewise.
9643 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
9645 (nowrap_type_p): Likewise.
9646 * tree-scalar-evolution.c (simple_iv): Likewise.
9647 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
9648 (build_range_check): Likewise.
9649 (extract_muldiv_1): Likewise.
9650 (fold_comparison): Likewise.
9651 * tree-vrp.c (vrp_int_const_binop): Likewise.
9652 (extract_range_from_unary_expr): Likewise.
9653 * convert.c (convert_to_integer): Likewise.
9654 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
9655 (fold_comparison): Likewise.
9656 (fold_binary): Likewise.
9657 * optabs.c (optab_for_tree_code): Likewise.
9658 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
9659 * simplify-rtx.c (simplify_const_relational_operation): Check
9660 flag_strict_overflow and flag_trapv.
9661 (simplify_const_relational_operation): Likewise.
9662 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
9663 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
9666 2007-01-27 Roger Sayle <roger@eyesopen.com>
9668 * tree.c (tree_fold_gcd): Delete.
9669 * tree.h (tree_fold_gcd): Remove prototype.
9670 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
9671 test whether one constant integer is a multiple of another. Instead
9672 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
9673 * fold-const.c (multiple_of_p): We've determined both TOP and
9674 BOTTOM are integer constants so we can call int_const_binop directly
9675 instead of the more generic const_binop.
9677 2007-01-27 Roger Sayle <roger@eyesopen.com>
9679 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
9680 1*X check that the constant hasn't overflowed, to preserve the
9682 (round_up): Provide an efficient implementation when rouding-up an
9683 INTEGER_CST to a power-of-two.
9685 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9687 * doc/sourcebuild.texi: Add comma for clarity.
9688 * doc/extend.texi: Fix some typos.
9689 * doc/passes.texi: Likewise.
9690 * doc/cppinternals.texi: Likewise.
9691 * doc/c-tree.texi: Likewise.
9692 * doc/tree-ssa.texi: Likewise.
9693 * doc/install.texi: Likewise.
9695 2007-01-27 Jan Hubicka <jh@suse.cz>
9697 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
9698 (pass_sra): Do not require alias information.
9699 * passes.c (init_optimization_passes): Add SRA
9701 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
9703 * tracer.c (rest_of_handle_tracer): We already cleaned
9704 up the CFG in tracer() so don't do it here again.
9705 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
9706 cleanup_cfg here, either. And don't call renumber_insns.
9708 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
9709 and BB_HEAD are in the insn stream here. Instead make sure
9710 that BB_INSN is valid on all insns. Also, do check here that
9711 there are no pending branch predictions...
9712 (rtl_verify_flow_info): ...instead of doing it here. Checks
9713 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
9716 2007-01-26 Roger Sayle <roger@eyesopen.com>
9718 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
9719 function to simplify/factorize operand order canonicalization.
9720 (ix86_fixup_binary_operands): Reorganize using the above function.
9721 (ix86_binary_operator_ok): Likewise.
9723 2007-01-27 Jakub Jelinek <jakub@redhat.com>
9725 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
9726 file scope from optimize_attrs.
9727 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
9729 (optimize_attrs): Clear insn_code_values after freeing it.
9731 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9733 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
9734 a parts.base assignment.
9736 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9738 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
9739 (compute_subscript_distance, initialize_data_dependence_relation,
9740 finalize_ddr_dependent, analyze_ziv_subscript,
9741 analyze_siv_subscript_cst_affine,
9742 compute_overlap_steps_for_affine_univar,
9743 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9744 analyze_siv_subscript, analyze_miv_subscript,
9745 analyze_overlapping_iterations, subscript_dependence_tester_1,
9746 compute_self_dependence, free_dependence_relation): Work
9747 with affine_fn instead of chrecs.
9748 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
9749 common_affine_function, affine_function_base,
9750 affine_function_constant_p, affine_fn_op, affine_fn_plus,
9751 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
9752 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
9753 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
9754 (all_chrecs_equal_p): Removed.
9755 * tree-data-ref.h (affine_fn, conflict_function): New types.
9756 (struct subscript): Change type of conflicting_iterations_in_a
9757 and conflicting_iterations_in_b.
9759 2007-01-26 Steve Ellcey <sje@cup.hp.com>
9762 * config/pa/pa.h (TARGET_HPUX_11): New.
9763 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
9764 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
9766 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
9767 Richard Guenther <rguenther@suse.de>
9769 * tree-ssa-structalias.c (solve_graph): Handle case
9770 we merged the variable to another.
9772 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9774 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
9777 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
9778 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
9780 2007-01-25 DJ Delorie <dj@redhat.com>
9782 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
9783 allow changes to modes which don't fit in those registers.
9785 * reload1.c (choose_reload_regs): Check for invalid subregs before
9786 computing their locations, not after.
9788 2007-01-25 Geoffrey Keating <geoffk@apple.com>
9791 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
9792 save Altivec registers in an eh_return function.
9793 (compute_vrsave_mask): Likewise.
9794 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
9795 for saving Altivec registers.
9796 (rs6000_emit_prologue): Don't allocate stack twice in
9797 eh_return function. Correct expected value of altivec_save_offset
9798 when using save_world. Describe save of R0 to stack when using
9799 save_world. Describe stack pointer adjustment when using
9800 save_world. Remove duplicated eh_return parameter register saving.
9801 Update sp_offset variable after save_world.
9802 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
9804 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
9805 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
9808 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9810 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
9812 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9815 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
9816 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
9818 2007-01-25 Richard Guenther <rguenther@suse.de>
9820 * doc/invoke.texi (-Wcoverage-mismatch): Document.
9821 * common.opt (-Wcoverage-mismatch): New warning option.
9822 * coverage.c (get_coverage_counts): Ignore coverage mismatch
9823 if -Wcoverage-mismatch is given.
9825 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
9827 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
9828 (ipcp_driver): Change to static definition.
9829 Add dumping of the ifunctions.
9830 (constant_val_insert): Remove unused parameter. Support for SSA.
9831 (ipcp_propagate_const): Support for SSA.
9832 (ipcp_profile_bb_print): Print only analyzed nodes.
9833 (ipcp_replace_map_create): Remove support for Fortran constant
9835 * ipa-prop.c (ipa_method_modify_stmt,
9836 ipa_callsite_compute_param): Support for SSA.
9837 * ipa-prop.h (ipcp_driver): Remove declaration.
9838 (IS_VALID_TREE_MAP_INDEX): Add define.
9840 2007-01-24 Geoffrey Keating <geoffk@apple.com>
9842 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
9844 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9847 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
9848 constant argument to cabs and do it without checking for
9849 -funsafe-math-optimizations.
9851 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
9853 * c-common.h (RID_FIRST_CXX0X): New.
9854 (RID_LAST_CXX0X): New.
9855 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
9857 * c.opt (Wc++0x-compat): New.
9858 * doc/invoke.texi (-Wc++0x-compat): Document.
9860 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9862 * builtins.c (fold_builtin_carg): New.
9863 (fold_builtin_1): Use it.
9865 2007-01-24 Jan Hubicka <jh@suse.cz>
9867 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
9869 * ipa-inline.c (initial_insns, max_insns): Delete.
9870 (compute_max_insns): New function.
9871 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
9872 of insns as base for code growth.
9873 (cgraph_decide_inlining): Make initial_insns local; do not compute
9875 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
9876 * doc/invoke.texi (inline-unit-growth): Update docs.
9878 2007-01-24 Jakub Jelinek <jakub@redhat.com>
9880 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
9881 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
9882 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
9883 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
9884 for CPUs that have PTA_CX16 set.
9887 * gimplify.c (omp_check_private): New function.
9888 (gimplify_scan_omp_clauses): Use it for
9889 firstprivate/lastprivate/reduction.
9892 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
9893 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
9896 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
9897 If lower_lastprivate_clauses emits some statements, append them
9898 to dlist rather than body_p and to body_p append an initializer.
9899 (lower_omp_for): Adjust caller.
9901 2007-01-24 Steve Ellcey <sje@cup.hp.com>
9903 * target.h (globalize_decl_name): New.
9904 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9905 * output.h (default_globalize_decl_name): New.
9906 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
9908 (globalize_decl): Ditto.
9909 (default_globalize_decl_name): New.
9910 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
9911 (ia64_handle_version_id_attribute): New.
9912 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9913 (ia64_asm_output_external): Use globalize_decl_name instead
9915 * doc/extend.texi (version_id): New pragma.
9916 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
9918 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9920 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
9921 _uleb128_t and _Unwind_SWord with _sleb128_t.
9922 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
9923 uw_frame_state_for, uw_update_context_1): Likewise.
9924 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
9925 * unwind-pe.h (read_uleb128, read_sleb128,
9926 read_encoded_value_with_base): Likewise.
9927 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
9929 2007-01-24 Richard Guenther <rguenther@suse.de>
9931 * builtins.c (expand_builtin_cexpi): Get the fndecl
9932 for cexp in the correct way.
9934 2007-01-24 Jan Hubicka <jh@suse.cz>
9936 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
9938 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9940 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
9941 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
9942 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
9943 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
9944 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
9945 __SIZEOF_PTRDIFF_T__.
9946 * doc/cpp.texi: Documentation for the new builtin macros added.
9948 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
9950 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
9951 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
9952 instead of operands[2] to avoid access past the end of array.
9954 2007-01-24 Richard Sandiford <richard@codesourcery.com>
9956 * reload1.c (emit_reload_insns): Pass the reload register
9957 for a non-spill output reload through forget_old_reloads_1.
9959 2007-01-23 Joseph Myers <joseph@codesourcery.com>
9961 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9962 _SOFT_DOUBLE if doubles use software floating-point.
9963 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
9964 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9965 * config/rs6000/darwin-ldouble.c: Also compile functions for
9966 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
9967 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9968 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
9969 commented-out long double override.
9970 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
9971 * config/rs6000/eabispe.h: Likewise.
9972 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
9973 long double for non-SPE.
9974 (rs6000_handle_option): Likewise.
9975 (invalid_e500_subreg): Disallow more subregs involding DImode,
9976 DFmode, TImode or TFmode.
9977 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
9979 (legitimate_lo_sum_address_p): Also check for TFmode for E500
9981 (rs6000_legitimize_address): Also handle TFmode for E500 double.
9982 (rs6000_legitimize_reload_address): Also handle TFmode for E500
9984 (rs6000_legitimate_address): Also check for TFmode for E500
9986 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
9987 (spe_build_register_parallel): Handle TFmode and TCmode.
9988 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
9990 (function_arg): Handle TFmode and TCmode for E500 double.
9991 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
9993 (print_operand): Handle TFmode and TImode for %y.
9994 (rs6000_generate_compare): Handle TFmode comparisons for E500
9996 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
9997 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
9998 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
9999 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10000 TFmode for E500 double.
10001 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10002 (floatsidf2): Enable for E500 double.
10003 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10004 (extenddftf2): Change to extenddftf2_fprs.
10005 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10006 depending on TARGET_E500_DOUBLE.
10007 (extendsftf2): Enable for E500 double.
10008 (trunctfdf2): Enable for E500 double.
10009 (trunctfsf2): Change to trunctfsf2_fprs.
10010 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10011 depending on TARGET_E500_DOUBLE.
10012 (floatsitf2): Enable for E500 double.
10013 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10014 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10015 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10016 (negtf2): Change to negtf2_internal.
10017 (negtf2): New expander.
10018 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10019 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10020 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10021 (movdi_internal32): Use rs6000_nonimmediate_operand.
10022 (unnamed splitter): Likewise.
10023 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10024 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10025 (SPE64TF, DITI): New mode macros.
10026 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10029 (frob_<mode>_di_2): New.
10030 (frob_tf_di_8_2): New.
10031 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10033 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10035 (frob_ti_<mode>_8_2): New.
10036 (frob_ti_tf_2): New.
10037 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10038 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10040 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10041 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10042 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10043 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10044 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10045 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10048 2007-01-23 Ian Lance Taylor <iant@google.com>
10050 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10052 (OBJS-archive): Reformat, alphabetize.
10053 (OBJS): Change out_object_file to OBJS-md.
10055 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10057 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10058 JUMP_P and CALL_P predicates where applicable.
10059 * config/i386/i386.c: Ditto.
10060 * config/i386/i386.md: Ditto.
10061 * config/i386/mmx.md: Ditto.
10062 * config/i386/predicates.md: Ditto.
10064 2007-01-22 Andreas Schwab <schwab@suse.de>
10066 * config/m68k/m68k.h: Fix comment.
10068 2007-01-22 Jan Hubicka <jh@suse.cz>
10070 * passes.c (init_optimization_passes): Do not rerun
10071 pass_early_warn_uninitialized.
10073 2007-01-22 Richard Guenther <rguenther@suse.de>
10075 PR tree-optimization/30038
10076 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10078 (execute_cse_sincos_1): Likewise.
10079 (execute_cse_sincos): Likewise.
10080 (gate_cse_sincos): Likewise.
10081 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10082 the cexpi() canonicalization of sincos().
10083 * tree-pass.h (pass_cse_sincos): Declare.
10084 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10086 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10088 PR rtl-optimization/29329
10089 * combine.c (replaced_rhs_insn): Rename to i2mod.
10090 (replaced_rhs_value): Rename to i2mod_new_rhs.
10091 (i2mod_old_rhs): New global variable.
10092 (combine_instructions): Adjust for above change. Save a copy of
10093 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10094 note are substituted in the second instruction.
10095 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10096 ditch the note if it pertains to the second eliminated register
10097 and this register is mentioned in i2mod_old_rhs.
10100 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10102 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10103 the insn to which the note was originally attached.
10105 2007-01-21 Jan Hubicka <jh@suse.cz>
10107 * ipa-inline.c (inlining_mode): Comment, move up.
10108 (cgraph_decide_inlining_incrementally): Do not perform inlining
10109 itself; fix handling of flattening of self recursive functions.
10110 (cgraph_find_cycles): Remove.
10111 (cgraph_flatten_node): Remove.
10112 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10113 (try_inline): New function.
10114 (cgraph_early_inlining): Update call of
10115 cgraph_decide_inlining_incrementally. Apply inlining here.
10116 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10118 2007-01-21 Dirk Mueller <dmueller@suse.de>
10121 * tree-vrp.c (check_array_bounds): do not warn
10122 about ADDR_EXPR's of ARRAY_REF's which are immediately
10123 used in binary expressions.
10125 2007-01-21 Ira Rosen <irar@il.ibm.com>
10127 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10128 read_write_dep and macros for its access.
10129 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10130 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10131 argument, call vect_check_interleaving for every independent pair of
10132 data-refs. Mark loads that access the same memory location as a store
10134 (vect_check_dependences): Remove.
10135 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10136 call, fix the call to vect_analyze_data_ref_dependence.
10137 (vect_analyze_data_ref_access): For statements that access the same
10138 data-ref, check that they are not stores; for loads, check that there
10139 is no store that access the same location.
10141 2007-01-20 Roger Sayle <roger@eyesopen.com>
10142 Joseph Myers <joseph@codesourcery.com>
10144 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10145 (-fdump-rtl-stack): Likewise.
10146 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10147 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10148 (-mpt-fixed): Use @minus{} for minus sign.
10149 (Using Precompiled Headers): Fix under/overfull hbox.
10151 2007-01-20 Jan Hubicka <jh@suse.cz>
10153 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10154 place within annotation.
10156 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10158 * pa.c (output_move_double): Change array size of xoperands to 4.
10160 2007-01-20 Jan Hubicka <jh@suse.cz>
10162 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10165 2007-01-19 Ian Lance Taylor <iant@google.com>
10167 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10168 constant to unsigned HOST_WIDE_INT before negating.
10170 2007-01-19 Ian Lance Taylor <iant@google.com>
10172 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10174 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10175 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10176 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10177 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10178 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10179 (realloc_vdef, realloc_vuse): Change second parameter to
10181 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10182 fields to unsigned.
10183 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10184 unsigned. Change x and lim locals to unsigned.
10185 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10187 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10188 (copy_virtual_operands): Change i and n locals to unsigned.
10190 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10192 PR middle-end/29335
10193 * builtins.c (fold_builtin_1): Handle builtin fdim.
10195 2007-01-20 Jan Hubicka <jh@suse.cz>
10197 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10198 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10199 init_alias_heapvars.
10200 (init_alias_heapvars): Initialize only when not already initialized.
10201 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10203 2007-01-19 Roger Sayle <roger@eyesopen.com>
10205 * common.opt (fsigned-zeros): New command line option.
10206 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10207 of flag_unsafe_math_optimizations.
10208 * opts.c (set_fast_math_flags): The -ffast-math command line option
10209 implies -fno-signed-zeros.
10210 (fast_math_flags_set_p): Likewise.
10212 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10213 the documentation of -ffast-math appropriately. Wrap long lines.
10215 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10217 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10218 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10220 2007-01-19 Tomas Bily <tbily@suse.cz>
10222 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10224 (tree_init_ic_make_global_vars): New function
10225 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10226 (tree_gen_ic_profiler): New function
10227 (tree_gen_ic_func_profiler): New function
10228 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10229 (tree_profile_hooks): Added hook for indirec/virtual calls
10230 * value-prof.c (tree_find_values_to_profile): New case for
10232 (tree_values_to_profile): Call for determining indirect/virtual
10234 (tree_indirect_call_to_profile): New function
10235 (tree_ic_transform): New function
10236 (tree_ic): New function
10237 (find_func_by_pid): New function
10238 (init_pid_map): New function
10239 (tree_value_profile_transformations): Added check for
10240 indirect/virtual call transformation
10241 * value-prof.h (enum hist_type): New counter type for
10242 indirect/virtual calls
10243 (profile_hooks): Added new hook for profiling indirect/virtual
10245 * profile.c (instrument_values): New case for indirect/virtual
10247 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10248 (GCOV_COUNTER_V_INDIR): New counter type
10249 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10250 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10252 * cgraph.c: Definition of cgraph_max_pid
10253 (cgraph_create_node): Default init of pid attribute
10254 * cgraph.h: Declaration of cgraph_max_pid
10255 (struct cgraph_node): Added pid attribute
10256 * libgcov.c (__gcov_indirect_call_profiler): New function
10257 (__gcov_one_value_profiler_body): New function
10258 (__gcov_one_value_profiler): Body was moved to
10259 __gcov_one_value_profiler_body and calls it
10261 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
10263 * doc/gty.texi (Options): Document the mark_hook option to GTY.
10264 * gengtype.c (write_types_data, write_func_for_structure,
10265 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
10266 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
10267 (walk_type, write_func_for_structure): Generate the mark_hook if
10270 2007-01-19 Jan Hubicka <jh@suse.cz>
10272 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
10273 'early' argument take inlining mode argument specifying whether to
10274 inline for size/speeed or all functions; add support for flattening;
10276 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
10278 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10281 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
10282 the name of the declared identifier.
10284 2007-01-19 Dirk Mueller <dmueller@suse.de>
10286 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
10287 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
10288 duplicate evaluation.
10290 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10292 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
10293 Macroize expander using X87MODEF12 mode macro. Extend operand 1
10294 to XFMode, use acosxf2 and truncate result to requested mode.
10295 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10296 (asin<mode>2): Similarly, with asin expanders.
10297 (*fscalexf4_i387): Rename from *fscalexf4.
10298 (expNcorexf3): New expander.
10299 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
10300 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
10301 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
10302 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
10303 patterns for SSE math.
10304 (exp10<mode>2): Similarly, with exp10 expanders.
10305 (exp2<mode>2): Similarly, with exp2 expanders.
10306 (expm1<mode>2): Similarly, with expm1 expanders.
10307 (ldexp<mode>3): Similarly, with ldexp expanders.
10308 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
10309 Use gen_truncxf<mode>2_i387_noop to truncate result.
10311 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10313 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
10314 for ColdFire targets.
10316 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
10317 Richard Sandiford <richard@codesourcery.com>
10319 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
10320 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
10321 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
10322 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
10323 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10324 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10326 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10328 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
10329 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
10330 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
10331 (*adddi_dilshr32_cf): New pattern.
10332 (adddi3, subdi3): Remove first alternatives.
10334 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10336 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
10337 implemented using move.l, do not use its cc result for floating-point
10340 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10342 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
10343 from accepting 's' constraints if flag_pic.
10345 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10347 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
10348 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
10349 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
10350 condition from TARGET_68881 to TARGET_HARD_FLOAT.
10352 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
10354 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
10355 ColdFire alternatives.
10356 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
10357 * config/m68k/m68k.md (clzsi2): Define for ColdFire
10358 architectures that support ff1 instruction.
10360 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10361 Julian Brown <julian@codesourcery.com>
10363 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
10364 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
10365 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
10368 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10370 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
10372 (output_move_const_into_data_reg, output_move_simode_const): Delete.
10373 * config/m68k/m68k.c (const_method, const_int_cost): Take a
10374 HOST_WIDE_INT instead of an rtx.
10375 (m68k_rtx_costs): Update call accordingly.
10376 (output_move_const_into_data_reg): Likewise. Fix formatting.
10377 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
10379 (output_move_simode_const): Update calls after above changes.
10380 Rework to use automatic variables and predicates like MEM_P.
10381 * config/m68k/m68k.md (pushexthisi_const): Update call to
10384 2007-01-19 Dirk Mueller <dmueller@suse.de>
10386 * tree-ssa-alias.c (perform_var_substitution): Fix typo
10387 in dump_flags test.
10389 2007-01-19 Richard Guenther <rguenther@suse.de>
10391 * builtins.c (expand_builtin_cexpi): Fall back to expanding
10392 via cexp in case sincos is not available.
10394 2007-01-19 Richard Guenther <rguenther@suse.de>
10396 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
10397 * defaults.h (TARGET_HAS_SINCOS): Default to off.
10398 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
10399 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
10400 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
10401 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
10402 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
10403 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
10405 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10407 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
10409 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
10410 (atan2xf3): Directly generate RTL pattern.
10411 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
10412 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10413 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10414 disable patterns for SSE math.
10415 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
10416 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10417 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10418 disable patterns for SSE math.
10420 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
10422 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
10424 2007-01-18 Roger Sayle <roger@eyesopen.com>
10426 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
10427 VIEW_CONVERT_EXPR to the same type as it's operand.
10429 2007-01-18 David Edelsohn <edelsohn@gnu.org>
10431 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
10432 configured for long double 128.
10434 2007-01-18 Mike Stump <mrs@apple.com>
10436 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
10439 2007-01-18 Michael Meissner <michael.meissner@amd.com>
10441 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
10444 2007-01-18 Jan Hubicka <jh@suse.cz>
10446 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
10447 greater than NUM_VOP_FREE_BUCKETS.
10449 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
10451 * tree-ssa-structalias.c: Update comments.
10452 (ptabitmap_obstack): Removed.
10453 (pta_obstack): New.
10454 (oldpta_obstack): Ditto.
10455 (stats): Add a few members.
10456 (struct variable_info): Remove node, complex, address_taken, and
10457 indirect_target members. Add oldsolution member.
10458 (new_var_info): Do not initialize removed members.
10459 (constraint_expr_type): Remove INCLUDES.
10460 (constraint_graph): Add size, implicit_preds, rep,
10461 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
10462 (FIRST_REF_NODE): New macro.
10463 (LAST_REF_NODE): Ditto.
10464 (FIRST_ADDR_NODE): Ditto.
10465 (find): New function.
10467 (dump_constraint): Do not handle INCLUDES.
10468 (insert_into_complex): Do not insert duplicate constraints.
10469 (condense_varmap_nodes): Renamed and rewritten into ...
10470 (merge_node_constraints): This. Also fix bug in handling of
10471 offseted copy constraints.
10472 (clear_edges_for_node): No longer need to deal with preds at all,
10473 or removing associated preds/succs.
10474 (merge_graph_nodes): Deal with indirect_cycles.
10475 Don't deal with predecessors.
10476 (add_implicit_graph_edge): New function.
10477 (add_pred_graph_edge): Ditto.
10478 (add_graph_edge): Don't deal with predecessors.
10479 (build_constraint_graph): Removed.
10480 (build_pred_graph): New function.
10481 (build_succ_graph): Ditto.
10482 (struct scc_info): Removed in_component. Added roots, dfs, and
10483 node_mapping. Remove visited_index, unification_queue.
10484 (scc_visit): Deal with union-find we do now.
10485 Deal with cycles with REF nodes.
10486 (collapse_nodes): Renamed and rewritten to ...
10487 (unify_nodes): This.
10488 (process_unification_queue): Removed.
10489 (topo_visit): Cleanup
10490 (do_da_constraint): Use find.
10491 (do_sd_constraint): Ditto.
10492 (do_ds_constraint): Ditto.
10493 (do_complex_constraint): Ditto.
10494 (init_scc_info): Update for removed and added members.
10495 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
10496 (find_indirect_cycles): This.
10497 (equivalence_class): New variable.
10498 (label_visit): New function.
10499 (perform_variable_substitution): Rewritten.
10500 (free_var_substitution_info): New function.
10501 (find_equivalent_node): Ditto.
10502 (move_complex_constraints): Ditto.
10503 (eliminate_indirect_cycles): Ditto.
10504 (solve_graph): Only propagate changed bits.
10505 Use indirect cycle elimination.
10507 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
10508 (tree_id_eq): Renamed to ...
10509 (tree_vi_eq): This. Update for member change
10510 (insert_id_for_tree): Renamed and rewritten to ...
10511 (insert_vi_for_tree): This.
10512 (lookup_id_for_tree): Renamed and rewritten to ...
10513 (lookup_vi_for_tree): This.
10514 (get_id_for_tree): Renamed and rewritten to ...
10515 (get_vi_for_tree): Ditto.
10516 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
10517 (process_constraint): Don't handle INCLUDES.
10518 Remove special ADDRESSOF case.
10519 (find_func_aliases): Rewrite to use vi functions instead of id
10521 (create_function_info_for): Ditto.
10522 (create_variable_info_for): Ditto.
10523 (intra_create_variable_infos): Ditto.
10524 (merge_smts_into): Ditto.
10525 (find_what_p_points_to): Ditto.
10526 (init_base_vars): Ditto.
10527 (init_alias_vars): Ditto.
10528 (remove_preds_and_fake_succs): New function.
10529 (dump_sa_points_to_info): Dump new stats.
10530 (dump_solution_for_var): Use find.
10531 (set_used_smts): Fix formatting.
10532 (compute_points_to_sets): Updated for new functions.
10533 (ipa_pta_execute): Ditto.
10535 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10536 Richard Sandiford <richard@codesourcery.com>
10538 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
10540 * calls.c (expand_call): If the return value is a PARALLEL,
10541 extract its first member.
10542 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
10543 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10544 use FUNCTION_EXTRA_EPILOGUE.
10545 (m68k_function_value): Return a PARALLEL if the return value
10546 is of a pointer type.
10547 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
10548 (FUNCTION_EXTRA_EPILOGUE): Remove.
10549 * config/m68k/m68k.md (D0_REG): New constant.
10551 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10553 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10554 output a NOP for empty epilogues.
10556 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10558 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
10559 before function. Extend register save check to include all
10560 registers, not just integer ones.
10562 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10564 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
10565 (m68k_use_return_insn): ...this.
10566 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
10567 * config/m68k/m68k.c (use_return_insn): Rename to...
10568 (m68k_use_return_insn): ...this.
10569 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
10570 of USE_RETURN_INSN.
10572 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10574 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
10575 nearest even, fix denormal rounding overflow.
10577 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10579 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
10580 f%$smove and f%$move.
10581 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
10582 (extendsfdf2_cf): Use fdmove instead of f%&move.
10583 (truncdfsf2_cf): Use fsmove instead of f%$smove.
10584 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
10586 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10588 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
10591 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10593 * real.h (real_format): Add a canonical_nan_lsbs_set field.
10594 (coldfire_single_format): Declare.
10595 (coldfire_double_format): Likewise.
10596 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
10597 of qnan_msb_set to determine the lower bits of a canonical
10599 (encode_ieee_double): Likewise.
10600 (encode_ieee_quad): Likewise.
10601 (ieee_single_format): Initialize canonical_nan_lsbs_set.
10602 (mips_single_format): Likewise.
10603 (ieee_double_format): Likewise.
10604 (mips_double_format): Likewise.
10605 (ieee_extended_motorola_format): Likewise.
10606 (ieee_extended_intel_96_format): Likewise.
10607 (ieee_extended_intel_128_format): Likewise.
10608 (ieee_extended_intel_96_round_53_format): Likewise.
10609 (ibm_extended_format): Likewise.
10610 (mips_extended_format): Likewise.
10611 (ieee_quad_format): Likewise.
10612 (mips_quad_format): Likewise.
10613 (vax_f_format): Likewise.
10614 (vax_d_format): Likewise.
10615 (vax_g_format): Likewise.
10616 (i370_single_format): Likewise.
10617 (i370_double_format): Likewise.
10618 (decimal_single_format): Likewise.
10619 (decimal_double_format): Likewise.
10620 (decimal_quad_format): Likewise.
10621 (c4x_single_format): Likewise.
10622 (c4x_extended_format): Likewise.
10623 (real_internal_format): Likewise.
10624 (coldfire_single_format): New real_format.
10625 (coldfire_double_format): Likewise.
10626 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
10627 canonical_nan_lsbs_set.
10628 (pdp11_d_format): Likewise.
10629 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
10630 if TARGET_COLDFIRE_CPU.
10632 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10634 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
10635 (output_call, m68k_legitimize_call_address): Declare.
10636 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
10637 parenthesees. Add support for a 'W' constraint.
10638 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
10639 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
10640 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
10641 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
10643 (override_options): Initialize them. Do not set flag_no_function_cse
10644 for TARGET_ID_SHARED_LIBRARY.
10645 (m68k_output_pic_call): Delete.
10646 (m68k_legitimize_call_address): New function.
10647 (print_operand): Remove the %o prefix. Handle the %p prefix.
10648 (output_call): New function.
10649 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
10650 target address from the GOT if symbolic jumps are not allowed.
10651 * config/m68k/m68k.md (call, general_operand): Do not set
10652 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
10653 Merge separate flag_pic and !flag_pic define_insns into...
10654 (*call, *call_value): ...these new patterns. Match the address
10655 rather than the containing MEM and require it to be a call_operand.
10656 Use output_call to generate the asm template.
10657 * config/m68k/predicates.md (const_call_operand): New predicate.
10658 (call_operand): Likewise.
10660 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10662 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
10663 (STACK_GROWS_DOWNWARD): Define to 1.
10664 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
10665 comments, emphasizing that these values are only defaults.
10666 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
10667 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
10669 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10671 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
10673 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10674 Richard Sandiford <richard@codesourcery.com>
10676 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
10677 (FP_REGNO_P): New macros.
10678 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
10679 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
10680 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
10681 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
10683 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10685 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10686 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
10688 * config/m68k/t-floatlib: New file, extracting common code from...
10689 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
10690 * config/m68k/t-uclinux: Here.
10691 * config/m68k/fpgnulib.c: Do not compile extendeed precision
10692 routines on ColdFire targets.
10694 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10696 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10697 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
10698 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
10699 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
10700 explicitly set MOTOROLA to 1.
10701 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
10703 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10704 Nathan Sidwell <nathan@codesourcery.com>
10706 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
10707 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
10708 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
10709 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
10710 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
10711 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
10712 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
10713 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
10714 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
10715 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10716 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
10717 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
10718 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
10719 (DBX_REGISTER_NUMBER): Delete.
10720 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
10721 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10722 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
10724 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10726 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
10727 * config/flat.h: New file.
10728 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
10729 OBJECT_FORMAT_FLAT.
10730 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
10731 indirect references for -msep-data or -mid-shared-library.
10732 Do not use PC-relative code addresses either.
10733 * config/m68k/m68k.c (override_options): Restrict -fPIC error
10735 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
10736 for shared libraries and crt1.o for executables. Use crti.o and
10738 (ENDFILE_SPEC): Use crtend.o and crtn.o.
10739 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
10740 Do not add -elf2flt or -shared-lib-id options here.
10741 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
10742 Pass -shared-lib-id if -mid-shared-library, taking the library
10743 identifier from -mshared-library-id if given, otherwise
10745 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
10746 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
10747 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
10748 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
10749 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
10750 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
10752 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
10753 jump sequence for ISA A and ISA A+.
10754 (PICJUMP): Likewise.
10756 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10758 * config.gcc (m68k-*-uclinux*): Base the port on the common
10759 and m68k GNU/Linux files rather than on the generic ELF ones.
10760 * config/m68k/uclinux.h (TARGET_VERSION): Override.
10761 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10763 2007-01-18 Julian Brown <julian@codesourcery.com>
10764 Richard Sandiford <richard@codesourcery.com>
10766 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
10767 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10768 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
10770 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
10771 80 unconditionally.
10772 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10774 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10776 * doc/install.texi: Document m68k-uclinuxoldabi.
10777 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
10778 * config/m68k/uclinux-oldabi.h: New file, copied from
10779 config/m68k/uclinux.h.
10781 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
10783 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
10784 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
10785 (m32r_compute_frame_size): Use unsigned for regno.
10786 (m32r_reload_lr): Use gen_frame_mem.
10788 (m32r_output_function_epilogue): Don't output the function epilogue
10790 (m32r_expand_epilogue): New.
10791 (direct_return): Return false if the function has the interrupt
10793 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
10794 * config/m32r/m32r.md (epilogue): New expander.
10795 (return_lr, return_rte): New insns.
10796 (return): Make it expander.
10797 (return_normal): New expander.
10799 2007-01-18 Josh Conner <jconner@apple.com>
10802 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
10803 support for UNLE, UNLT, UNGE, and UNGT.
10805 2007-01-18 Jan Hubicka <jh@suse.cz>
10807 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
10808 * tree-tailcall (add_virtual_phis): Likewise.
10809 (optimize_tail_call): Return TODOs.
10810 (execute_tail_calls): Return TODOs.
10811 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
10812 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
10814 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10815 Cleanup cfg using TODO.
10816 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
10817 * passes.c (execute_function_todo): When cleanup did something, remove
10819 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
10820 (make_edges): Don't cleanup_cfg.
10822 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
10824 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
10825 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
10826 operate on the top of stack.
10827 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
10828 register handling of instructions that output to the second
10830 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
10831 (move_for_stack_reg): Special-case check for dead destination
10832 stack slot for constant load of 1.0 inside UNSPEC_TAN.
10834 * config/i386/i386.md (UNSPEC_TAN): New constant.
10835 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
10836 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
10837 to correctly model move of constant 1.0 to top stack slot.
10838 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
10839 (unnamed peephole2 pattern): Remove corresponding peephole2
10840 pattern that optimizes tan insn and loading of constant 1.0.
10841 (tanxf2): Use fptanxf4_i387.
10842 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
10843 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
10844 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10845 disable patterns for SSE math.
10846 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
10847 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
10849 2007-01-18 Dirk Mueller <dmueller@suse.de>
10850 Richard Guenther <rguenther@suse.de>
10853 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
10854 * common.opt (Warray-bounds): Add new warning option.
10855 * c-opts.c (c_common_handle_option): Define -Warray-bounds
10857 * Makefile.in: make tree-vrp.o depend on toplev.h
10858 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
10860 (check_array_refs, check_array_bounds, check_array_ref): New.
10862 2007-01-18 Jan Hubicka <jh@suse.cz>
10864 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
10865 (execute_ssa_ccp): Return flags conditionally.
10866 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
10868 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
10870 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
10872 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
10873 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
10875 * Makefile.c (GTFILES): Add cfglayout.h.
10876 * gengtype.c (open_base_files): Likewise.
10877 * cfglayout.c (cfg_layout_function_footer,
10878 cfg_layout_function_header) Reindent to make gengtype happy.
10879 * cfglayout.h (cfg_layout_function_footer,
10880 cfg_layout_function_header): Add GTY(()) marker.
10882 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
10884 2007-01-18 Ben Elliston <bje@au.ibm.com>
10886 * genautomata.c (write_automata): Include xstrerror output in the
10887 error message if writing the DFA description file fails.
10889 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
10891 * config/mips/mips-protos.h (mips_output_external): Make it
10893 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
10894 * config/mips/mips.c (irix_output_external_libcall): Likewise.
10895 (extern_list): Likewise.
10896 (extern_head): Likewise.
10897 (TARGET_ASM_FILE_END): Likewise.
10898 (mips_file_end): Likewise.
10899 (mips_output_external): Rewritten.
10901 2007-01-18 Ben Elliston <bje@au.ibm.com>
10903 * genpreds.c (write_insn_preds_c): Only write out the function
10904 body for regclass_for_constraint if we have register constraints.
10906 2007-01-17 Tom Tromey <tromey@redhat.com>
10908 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
10909 * doc/install.texi (Testing): Use sourceware.org.
10910 (Binaries): Likewise.
10911 (Specific): Likewise.
10912 * doc/contrib.texi (Contributors): Use sourceware.org.
10914 2007-01-17 Anatoly Sokolov <aesok@post.ru>
10916 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
10917 (AVR_ENHANCED): Rename to ...
10918 (AVR_HAVE_MUL): ... new.
10919 (avr_enhanced_p): Rename to ...
10920 (avr_have_mul_p): ... new.
10921 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
10922 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
10923 * config/avr/avr.c (avr_enhanced_p): Rename to ...
10924 (avr_have_mul_p): ... new.
10925 (base_arch_s): Rename 'enhanced' to 'have_mul'.
10926 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
10927 'avr_enhanced_p' and 'enhanced'.
10928 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
10929 AVR_HAVE_MUL instead of AVR_ENHANCED.
10930 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10931 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
10932 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
10933 instead of AVR_ENHANCED.
10934 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10935 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
10936 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
10938 2007-01-17 Ian Lance Taylor <iant@google.com>
10940 * vec.h (VEC_reserve_exact): Define.
10941 (vec_gc_p_reserve_exact): Declare.
10942 (vec_gc_o_reserve_exact): Declare.
10943 (vec_heap_p_reserve_exact): Declare.
10944 (vec_heap_o_reserve_exact): Declare.
10945 (VEC_OP (T,A,reserve_exact)): New static inline function, three
10947 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
10948 negative parameter.
10949 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
10950 (VEC_OP (T,A,copy)) [all versions]: Likewise.
10951 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
10952 * vec.c (calculate_allocation): Add exact parameter. Change all
10954 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
10955 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
10956 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
10957 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
10958 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
10959 (vec_heap_p_reserve_exact): New function.
10960 (vec_heap_o_reserve_exact): New function.
10962 2007-01-17 Jan Hubicka <jh@suse.cz>
10964 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
10966 2007-01-17 Eric Christopher <echristo@apple.com>
10968 * config.gcc: Support core2 processor.
10970 2007-01-16 Jan Hubicka <jh@suse.cz>
10972 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
10973 the names, just unlink the chain so we don't crash on dangling pointers
10976 2007-01-16 Jan Hubicka <jh@suse.cz>
10978 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
10979 * tree-pass.h: Reorder to make IPA passes appear toegher.
10980 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
10981 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
10982 parameters, do not call early inliner.
10983 * ipa-inline.c: Update comments. Include tree-flow.h
10984 (cgraph_decide_inlining): Do not compute inlining parameters.
10985 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
10986 be called with function context set up.
10987 (pass_ipa_inline): Remove unreachable functions before pass.
10988 (cgraph_early_inlining): Simplify assuming to be called from the
10990 (pass_early_inline): New pass.
10991 (cgraph_gate_ipa_early_inlining): New gate.
10992 (pass_ipa_early_inline): Turn into simple wrapper.
10993 (compute_inline_parameters): New function.
10994 (gate_inline_passes): New gate.
10995 (pass_inline_parameters): New pass.
10996 (apply_inline): Move here from tree-optimize.c
10997 (pass_apply_inline): New pass.
10998 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11000 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11001 doing them by hand.
11002 (tree_function_versioning): Do not allocate dummy struct function.
11003 * tree-inline.h (optimize_inline_calls): Update prototype.
11004 * tree-optimize.c (execute_fixup_cfg): Export.
11005 (pass_fixup_cfg): Remove
11006 (tree_rest_of_compilation): Do not apply inlines.
11007 * tree-flow.h (execute_fixup_cfg): Declare.
11008 * Makefile.in (gt-passes.c): New.
11009 * passes.c: Include gt-passes.h
11010 (init_optimization_passes): New passes.
11011 (nnodes, order): New static vars.
11012 (do_per_function_toporder): New function.
11013 (execute_one_pass): Dump current pass here.
11014 (execute_ipa_pass_list): Don't dump current pass here.
11016 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11018 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11019 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11021 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11023 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11024 (strong_alias): Define.
11025 (__gcc_qmul): Provide non-FMA for soft-float.
11026 (__gcc_qdiv): Same.
11031 (__gcc_qunord): New.
11041 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11042 soft-float functions.
11043 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11044 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11045 about long double soft float.
11047 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11048 Tehila Meyzels <tehila@il.ibm.com>
11050 * tree-vectorizer.h (is_pattern_stmt_p): New.
11051 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11052 formatting (tabs instead of spaces). Cleanup and clarify setting
11053 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11054 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11055 (vectorizable_type_demotion): Check that types are integral.
11056 (vectorizable_type_promotion): Likewise.
11057 (vectorizable_store): Fix typo. Eliminate new-line at end of
11060 2007-01-16 Jan Hubicka <jh@suse.cz>
11062 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11065 2007-01-15 Eric Christopher <echristo@apple.com>
11067 * ifcvt.c: Include vec.h, vecprim.h.
11068 (check_cond_move_block): New argument regs.
11069 Reorganize. Add registers used to regs.
11070 (cond_move_process_if_block): Use regs set above as
11073 2007-01-15 Eric Christopher <echristo@apple.com>
11075 * config/darwin.h: Update copyright.
11076 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11077 (LINK_COMMAND_SPEC): Add -u.
11078 (LINK_SPEC): Fix umbrella for above.
11080 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11082 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11085 2007-01-15 Tom Tromey <tromey@redhat.com>
11087 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11088 * doc/install.texi (Testing): Don't mention jacks.
11089 (Configuration): Document --enable-java-maintainer-mode. Move
11090 --with-java-home to libgcj-specific section. Document
11092 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11094 2007-01-15 Jan Hubicka <jh@suse.cz>
11096 * tree-ssa-dce.c (DCE_TODOs): New.
11097 (propagate_necessity): Return if something changed.
11098 (eliminate_unnecessary_stmts): Likewise.
11099 (perform_tree_ssa_dce): Return TODO flags when needed.
11100 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11102 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11104 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11105 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11106 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11107 patterns using X87MODEF12 mode macro. Extend operand 1
11108 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11109 (log10<mode>2): Ditto.
11110 (log2<mode>2): Ditto.
11111 (log1p<mode>2): Ditto.
11112 (logb<mode>2): Ditto.
11113 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11114 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11115 (*fxtractxf3_i387): Rename from *fxtractxf3.
11116 (fxtract_extend<mode>xf3_i387): New insn pattern.
11117 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11118 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11119 and gen_fyl2xxf3_i387().
11121 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11123 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11124 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11125 get_loop_exit_edges. Changed return type to bool.
11126 * cfgloop.h (fix_loop_placement): Declaration removed.
11128 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11130 * param.h (MIN_VECT_LOOP_BOUND): New.
11131 * params.def (MIN_VECT_LOOP_BOUND): New.
11132 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11133 argument - minimum threshold for number of iterations.
11134 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11135 argument to declaration.
11136 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11137 MIN_VECT_LOOP_BOUND.
11138 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11139 slpeel_tree_peel_loop_to_edge with additional argument.
11140 (vect_do_peeling_for_alignment): Likewise.
11141 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11143 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11146 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11147 operands of size 1.
11149 2007-01-14 Jan Hubicka <jh@suse.cz>
11151 * tree-dfa.c (remove_referenced_var): New function.
11152 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11153 prune referenced vars list too.
11154 * tree-flow.h (remove_referenced_var): Declare.
11156 2007-01-14 Jan Hubicka <jh@suse.cz>
11158 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11160 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11161 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11162 * except.h (verify_eh_throw_table_statements): Kill prototype.
11163 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11164 into call exrepssions.
11165 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11167 * tree-cfg.c: Include pointer-set.h.
11168 (verify_node_sharing): Work on pointer set.
11169 (verify_eh_throw_stmt_node): New.
11170 (verify_stmts): Use pointers sets, verify throw_stmt.
11172 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11174 * ipa-reference.c (analyze_function): Consider also addresses taken
11177 2007-01-12 Roger Sayle <roger@eyesopen.com>
11179 * c-typeck.c (null_pointer_constant_p): Replace use of
11180 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11181 (build_c_cast): Likewise.
11183 2007-01-12 Roger Sayle <roger@eyesopen.com>
11185 * tree.h (force_fit_type_double): Remove unused final argument.
11186 * c-common.c (constant_expression_warning): Replace use of
11187 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11188 (convert_and_check): Likewise.
11189 (shorten_compare): Update call to force_fit_type_double.
11190 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11191 * convert.c (convert_to_pointer): Update call to
11192 force_fit_type_double.
11193 * fold-const.c (force_fit_type_double): Remove overflowed_const
11195 (int_const_binop, fold_convert_const_int_from_int,
11196 fold_convert_const_int_from_real, fold_div_compare,
11197 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11198 fold_abs_const, fold_not_const): Remove the final argument from
11199 calls to force_fit_type_double.
11201 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11203 * configure.ac: Set insn to "nop" for spu-*-* also.
11204 * configure: Regenerate.
11206 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11208 * builtins.def : Add BUILT_IN_FREE.
11210 2007-01-12 Jan Hubicka <jh@suse.cz>
11212 PR tree-optimization/30443
11213 * tree-inline.c (tree_function_versioning): Do not optimize when
11214 cloning for inlining.
11216 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11218 * doc/loop.texi: Document recording of loop exits.
11219 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11220 (update_single_exits_after_duplication,
11221 update_single_exit_for_duplicated_loop,
11222 update_single_exit_for_duplicated_loops): Removed.
11223 (duplicate_loop_to_header_edge): Do not call
11224 update_single_exits_after_duplication and
11225 update_single_exit_for_duplicated_loops.
11226 (loop_version): Do not update single_exit information.
11227 (fix_loop_structure): Use record_loop_exits instead of
11228 mark_single_exit_loops.
11229 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11230 the lists of loop exits.
11231 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11232 split_edge, merge_blocks): Update the lists of loop exits.
11233 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11234 loop_optimizer_init.
11235 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11236 of mark_single_exit_loops.
11237 (loop_optimizer_finalize): Call release_recorded_exits.
11238 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11239 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11240 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11241 update single exit information.
11242 * lambda-code.c (perfect_nestify): Ditto.
11243 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11244 (mark_single_exit_loops): Removed.
11245 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11246 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11247 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11249 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11250 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11251 (verify_loop_structure): Verify consistency of the exit lists.
11252 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11253 (set_single_exit): Removed.
11254 * cfgloop.h (struct loop_exit): New function.
11255 (struct loop): single_exit_ field replaced by exits field.
11256 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
11257 (struct loops): Added exits hash.
11258 (mark_single_exit_loops, set_single_exit): Declaration removed.
11259 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
11261 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11263 * doc/invoke.texi: Avoid use of @headitem.
11265 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11267 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
11269 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11271 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
11274 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11275 Richard Sandiford <richard@codesourcery.com>
11277 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
11278 * config/m68k/m68k.opt: Resort options.
11279 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
11281 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11282 Richard Sandiford <richard@codesourcery.com>
11284 * doc/invoke.texi: Document the macros that are defined by
11285 m68k's -mtune and -mhard-float options.
11286 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
11287 (m68k_cpp_cpu_family): Likewise.
11288 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
11289 of __ucfv*__ macros. Define __mcffpu__ if generating code for
11290 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
11291 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
11292 (m68k_cpp_cpu_family): Likewise.
11294 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11296 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
11297 macros besides mc68000 as tuning macros. Use a switch statement
11298 to set them and mcpu32.
11300 2007-01-12 Julian Brown <julian@codesourcery.com>
11302 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
11303 (TARGET_68040_ONLY): Rename to...
11304 (TARGET_68040): ...this.
11305 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
11306 * config/m68k/m68k.md: Likewise.
11308 2007-01-12 Julian Brown <julian@codesourcery.com>
11309 Nathan Sidwell <nathan@codesourcery.com>
11310 Richard Sandiford <richard@codesourcery.com>
11312 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
11313 the -mcpu= argument associated with the --with-cpu setting.
11314 Define M68K_DEFAULT_TUNE to the default -mtune= option,
11315 if different from the one implied by the -mcpu setting.
11316 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
11317 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
11318 * doc/invoke.texi: Mention ColdFire in the introduction to the
11319 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
11320 -mno-div and -mhard-float options. Make -m68881 a synonym for
11321 -mhard-float. Document the previously-undocumented -m5206e,
11322 -m528x, -m5307 and -m5407 options. Tweak the existing option
11323 documentation for consistency.
11324 * doc/install.texi: Mention new --with-cpu arguments.
11325 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
11326 default CPU if neither -mcpu nor -march are specified.
11327 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
11328 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
11329 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
11330 using m68k_tune to decide between families that implement the
11331 same ISA. Use m68k_tune to set __mcfv4e__.
11332 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
11333 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
11334 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
11335 (FL_ISA_C, FL_ISA_MMU): New macros.
11336 (MASK_COLDFIRE): Delete.
11337 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
11338 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
11339 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
11340 (TARGET_HARD_FLOAT): Do not define here.
11341 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
11342 (TUNE_68000): New macro.
11343 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
11344 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
11345 (TUNE_CFV2): Redefine in terms of m68k_tune.
11346 (uarch_type, target_device, fpu_type): New enums.
11347 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
11348 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
11349 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
11350 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
11351 (FL_FOR_isa_c): New macros.
11352 (m68k_isa): New enum.
11353 (m68k_target_selection): New structure.
11354 (all_devices, all_isas, all_microarchs): New tables.
11355 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
11356 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
11357 (MASK_ALL_CPU_BITS): Delete.
11358 (m68k_find_selection): New function.
11359 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
11360 Map the legacy target options to a combination of the new ones.
11361 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
11362 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
11363 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
11365 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
11366 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
11368 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
11369 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
11370 * config/m68k/m68k-devices.def: New file.
11372 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11373 Nathan Sidwell <nathan@codesourcery.com>
11375 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
11376 (SUBTARGET_EXTRA_SPECS): New macros.
11377 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
11378 use %(asm_cpu_spec) instead.
11379 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
11380 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
11381 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
11382 (EXTRA_SPECS): Rename to...
11383 (SUBTARGET_EXTRA_SPECS): ...this.
11385 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11386 Richard Sandiford <richard@codesourcery.com>
11387 Julian Brown <julian@codesourcery.com>
11389 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11390 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
11391 to the configuration's default CPU.
11392 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
11393 Remove default masks.
11394 (m680[012]0-*-*): Set the default with_cpu to the first part of
11396 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
11397 (m68k*-*-linux): Extend the --with-cpu handling to...
11398 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
11399 and m68010. Don't set target_cpu_default2.
11400 * doc/install.texi: Document --with-cpu for m68k.
11401 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
11402 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
11403 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
11404 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
11405 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
11406 (ASM_SPEC): Remove use of %(asm_cpu_default).
11407 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
11408 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
11409 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
11410 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
11411 __HAVE_FPU__ if TARGET_HARD_FLOAT.
11412 (TARGET_DEFAULT): Delete.
11413 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
11414 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
11415 (CPP_CPU_SPEC): Delete.
11416 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
11417 the appropriate string.
11418 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
11419 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
11420 (ASM_SPEC): Don't use %(asm_default_spec).
11421 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
11422 TARGET_DEFAULT and add MASK_68881.
11423 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
11425 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11427 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
11428 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
11429 MASK_68010 alongside MASK_68020.
11430 * doc/invoke.texi: Document -m68010.
11431 * config/m68k/m68k.opt (m68010): New.
11432 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
11434 (TUNE_68010): New macro.
11435 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
11436 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
11437 (M68K_CPU_m68332): Add MASK_68010.
11438 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
11439 fallback definition.
11440 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
11442 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
11443 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
11444 to all entries that use MASK_68020.
11445 (output_move_simode_const, output_move_himode, output_move_qimode)
11446 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
11447 instead of TARGET_68020 to select clr behavior. Remove comment
11448 about there being no TARGET_68010.
11449 * config/m68k/m68k.md: Likewise throughout.
11451 2007-01-12 Julian Brown <julian@codesourcery.com>
11453 * config/m68k/m68k.h (TARGET_ISAB): New macro.
11454 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
11455 * config/m68k/m68k.md: Likewise.
11457 2007-01-12 Julian Brown <julian@codesourcery.com>
11459 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
11460 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
11462 2007-01-12 Julian Brown <julian@codesourcery.com>
11464 * config/m68k/m68k.h (TUNE_68040_60): New macro.
11465 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
11466 * config/m68k/m68k.md: Likewise.
11468 2007-01-12 Julian Brown <julian@codesourcery.com>
11469 Richard Sandiford <richard@codesourcery.com>
11471 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
11472 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
11473 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
11475 (TARGET_CPU32): Rename to...
11476 (TUNE_CPU32): ...this.
11477 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
11478 (TUNE_CFV2): New macros.
11479 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
11480 remove conditions that are implied by TARGET_68020.
11481 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
11482 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
11483 (m68k_output_function_epilogue): Likewise.
11484 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
11485 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
11486 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
11487 non-68000 timings. Refactor multiplication and division costs.
11488 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
11489 TUNE_CPU32 instead of TARGET_CPU32.
11490 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
11491 and TUNE_68060 instead of TARGET_68060.
11492 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
11493 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
11495 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
11496 && !TARGET_COLDFIRE" to choose between moveq and clr.
11497 Likewise in the unnamed movsf pattern.
11498 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
11499 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
11502 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11504 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
11505 of tabbing before backslashes.
11507 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11509 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
11510 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
11511 (ASM_OUTPUT_INTERNAL_LABEL): Define.
11513 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11515 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
11516 find_interesting_uses_cond.
11517 (find_interesting_uses_cond): Use extract_cond_operands.
11518 (rewrite_use_compare): Use extract_cond_operands and
11519 force_gimple_operand_bsi. Do not call update_stmt.
11520 (determine_use_iv_cost_condition): Use extract_cond_operands.
11521 Return cheaper of using original bound and changing the exit bound.
11523 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11525 PR tree-optimization/29516
11526 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
11527 most_expensive_mult_to_index, addr_to_parts,
11528 create_mem_ref, maybe_fold_tmr): Make the type of
11529 fields of TARGET_MEM_REF sizetype.
11530 (move_fixed_address_to_symbol, move_pointer_to_base):
11532 * tree.def (TARGET_MEM_REF): Add comment on types of
11535 2007-01-11 Joseph Myers <joseph@codesourcery.com>
11537 * c-common.c (vector_types_convertible_p): Treat opaque types as
11538 always convertible if they have the same size, but not otherwise.
11540 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
11542 * ifcvt.c (struct noce_if_info): Add comments to the fields.
11543 Remove the b_unconditional field.
11544 (noce_try_sign_mask): Do not look at b_unconditional.
11545 (noce_process_if_block): Do not use merge_if_blocks. Update
11546 the CFG here. Do not set b_unconditional.
11547 (cond_move_process_if_block): Likewise.
11548 (find_cond_trap): Likewise.
11549 (check_cond_move_block): Require simple jump insns at the end
11550 of the basic block.
11552 2007-01-11 Jan Hubicka <jh@suse.cz>
11554 PR tree-optimization/1046
11555 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
11556 when alias info is not ready.
11557 (pass_tail_recursion): Do not require aliasing.
11558 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
11559 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
11560 * tree-ssa-copy.c (pass_copy_prop): Likewise.
11561 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
11562 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
11563 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
11564 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
11566 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
11567 When aliasing is not build, mark statement as volatile.
11569 2007-01-11 Tom Tromey <tromey@redhat.com>
11571 PR preprocessor/15185, PR preprocessor/20989:
11572 * doc/cppopts.texi <-MT>: Update description of algorithm for
11573 computing default target.
11574 <-M, -MD>: Reword "basename" text.
11576 2007-01-11 Roger Sayle <roger@eyesopen.com>
11578 * builtins.c (expand_builtin_pow, expand_builtin_powi,
11579 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
11580 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11581 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
11582 fold_builtin_bswap, real_constp, fold_builtin_pow,
11583 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
11584 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
11585 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11586 * convert.c (convert_to_pointer): Likewise.
11587 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11588 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
11589 const_binop, fold_convert_const_int_from_int,
11590 fold_convert_const_int_from_real,
11591 fold_convert_const_real_from_real, sign_bit_p,
11592 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
11593 fold_sign_changed_comparison, fold_unary, fold_comparison,
11594 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
11595 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11596 * print-tree.c (print_node_brief, print_node): Likewise.
11597 * stor-layout.c (place_field, layout_type): Likewise.
11598 * tree-chrec.c (keep_cast): Likewise.
11599 * tree.c (build_vector, build_real, build_real_from_int_cst,
11600 build_complex): Likewise.
11602 2007-01-11 Roger Sayle <roger@eyesopen.com>
11604 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
11605 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
11607 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
11609 * configure.ac (strict1_warn): Rename to strict_warn.
11610 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
11611 cc_set_by_configure, quoted_cc_set_by_configure,
11612 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
11613 all_boot_languages, all_stagestuff): Remove.
11614 (target_list): Remove bootstrap targets.
11615 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
11616 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
11617 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
11618 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
11619 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
11620 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
11621 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
11622 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
11623 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
11624 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
11625 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
11626 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
11627 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
11628 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
11629 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
11630 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
11631 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
11632 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
11633 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
11634 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
11635 (mostlyclean): Adjust.
11636 (clean, distclean): Don't mention bootstrap stuff.
11637 * configure: Regenerate.
11638 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
11639 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
11640 treelang/config-lang.in (stagestuff): Remove.
11641 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
11642 stageprofile, stagefeedback, stagestuff): Remove mention.
11644 2007-01-11 Nick Clifton <nickc@redhat.com>
11646 * config/mcore/predicates.md (mcore_general_movesrc_operand):
11648 (mcore_general_movdst_operand): Do not accept CONST_INTs.
11649 (mcore_arith_K_S_operand): Run the test for the S constraint not
11650 the test for the M constraint.
11651 (mcore_addsub_operand): Do not accept integer values that are
11652 larger than 32 bits.
11653 * config/mcore/mcore.md: Remove unused constraints from split.
11654 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
11655 (addsi3): Likewise.
11656 (allocate_stack): Likewise.
11657 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
11658 operands to 32 bits.
11659 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
11661 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
11662 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
11663 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
11664 mcore_output_bclri, mcore_output_andn, output_inline_const,
11665 mcore_output_move, mcore_output_movedouble): Likewise.
11666 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
11667 (output_inline_const): Likewise.
11668 (output_inline_const): Fix format strings used in sprintf
11670 * config/mcore/mcore-protos.h: Update prototypes for changed
11671 functions in mcore.c.
11672 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
11673 HOST_WIDE_INT and not int.
11674 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
11675 CONST_OK_FOR_N): Likewise.
11676 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
11677 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
11680 2007-01-10 Jan Hubicka <jh@suse.cz>
11682 * tree-vrp.c (remove_range_assertions): Release defs.
11683 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
11684 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
11686 2007-01-10 Paul Brook <paul@codesourcery.com>
11688 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
11689 * config/arm/arm.md (mulsi3subsi): New insn.
11691 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
11693 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
11694 (tree_transform_and_unroll_loop): New.
11695 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
11698 2007-01-10 Robert Kennedy <jimbob@google.com>
11700 * fold-const.c (fold_comparison): Fold comparisons like (x *
11701 1000 < 0) to (x < 0).
11703 2007-01-10 Ian Lance Taylor <iant@google.com>
11705 * tree-pretty-print.c (dump_generic_node): Print parentheses when
11706 operands have the same priority.
11708 2007-01-10 Tom Tromey <tromey@redhat.com>
11710 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
11711 (fold_binary): Likewise.
11712 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
11713 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
11714 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
11715 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
11716 * langhooks.h (struct lang_hooks): Removed field
11717 'can_use_bit_fields_p'.
11719 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
11721 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
11723 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
11725 * function.c (get_last_funcdef_no): New function.
11726 * function.h (get_last_funcdef_no): Declare.
11727 * tree-inline.c (initialize_cfun): Add initialization.
11728 (tree_function_versioning): Cleanup.
11730 2007-01-10 Jan Hubicka <jh@suse.cz>
11732 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
11735 2007-01-10 Sa Liu <saliu@de.ibm.com>
11736 Ben Elliston <bje@au.ibm.com>
11738 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
11739 for SAVE_NONLOCAL and Pmode for any other save level.
11740 * spu-protos.h (spu_restore_stack_block): Declare.
11741 * spu.md (save_stack_block): Remove.
11742 (restore_stack_block): Call spu_restore_stack_block.
11743 * spu.c (spu_restore_stack_block): New function.
11744 (spu_expand_epilogue): Remove old comment.
11746 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11748 PR tree-optimization/30322
11749 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
11750 (cand_value_at): Return the value as aff_tree.
11751 (may_eliminate_iv): Convert the bound from aff_tree to tree.
11752 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
11753 aff_combination_mult): New functions.
11754 (aff_combination_add): Use aff_combination_add_cst.
11755 (aff_combination_convert): Allow conversions to a wider type.
11756 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
11757 * tree-affine.h (aff_combination_mult): Declare.
11759 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
11761 * doc/tm.texi: Update documentation to reflect reality of exec
11762 and start file search behaviours. Update copyright year.
11763 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
11764 header file directories.
11766 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
11768 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
11769 (*cosxf2): Rename to cosxf2_i387.
11770 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
11771 using X87MODEF12 mode macro. Rename patterns to
11772 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
11774 (*cosdf2, *cossf2): Ditto.
11775 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
11776 to match extended input operands.
11777 (sincos<mode>3): New expander.
11778 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
11779 insn patterns and corresponding splitters.
11781 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
11783 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
11784 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
11786 2007-01-09 Nicolas Pitre <nico@cam.org>
11789 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
11791 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11793 * target.h (struct gcc_target): New field library_rtti_comdat.
11794 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
11795 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
11796 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
11797 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
11799 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11801 * doc/invoke.texi (Optimize Options): Correct description of -O0.
11803 2007-01-08 Richard Guenther <rguenther@suse.de>
11805 * tree.h (force_fit_type_double): Export.
11806 (force_fit_type): Remove.
11807 * fold-const.c (force_fit_type_double): New function.
11808 (force_fit_type): Remove.
11809 (int_const_binop): Use it.
11810 (fold_convert_const_int_from_int): Likewise.
11811 (fold_convert_const_int_from_real): Likewise.
11812 (fold_div_compare): Likewise.
11813 (fold_sign_changed_comparison): Likewise.
11814 (fold_unary): Likewise.
11815 (fold_negate_const): Likewise.
11816 (fold_abs_const): Likewise.
11817 (fold_not_const): Likewise.
11818 * c-common.c (shorten_compare): Use force_fit_type_double.
11819 * convert.c (convert_to_pointer): Likewise.
11821 2007-01-08 Richard Guenther <rguenther@suse.de>
11823 * tree.h (build_int_cst_wide_type): Export.
11824 * tree.c (build_int_cst_wide_type): New function.
11825 (build_int_cst_wide): Fix comment.
11826 * builtins.c (fold_builtin_object_size): Use build_int_cst
11827 to build -1 or 0 of the correct type. Use fit_double_type
11828 to check for overflow.
11829 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
11831 (decode_field_reference): Likewise.
11832 (all_ones_mask_p): Likewise.
11833 (native_interpret_int): Use build_int_cst_wide_type.
11834 (fold_binary): Use build_int_cst_type to build an all-ones
11836 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
11838 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
11840 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
11842 2007-01-09 Ben Elliston <bje@au.ibm.com>
11844 * genautomata.c (STATS_OPTION): New option.
11845 (stats_flag): New flag.
11846 (gen_automata_option): Handle it.
11847 (initiate_automaton_gen): Ditto.
11848 (write_automata): Output statistics only if stats_flag is
11849 set. Likewise, output time statistics only if time_flag is set.
11850 * doc/md.texi (Processor pipeline description): Document new flag.
11852 2007-01-08 Richard Guenther <rguenther@suse.de>
11854 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
11855 * tree.c (build_int_cst_type): Likewise.
11856 (size_in_bytes): Don't call force_fit_type on the result.
11857 (int_fits_type_p): Use fit_double_type.
11858 * fold-const.c (fit_double_type): New function.
11859 (force_fit_type): Use it.
11860 * tree.h (fit_double_type): Export.
11862 2007-01-08 Jan Hubicka <jh@suse.cz>
11864 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
11865 * ipa.c (function_and_variable_visibility): Fix return type.
11867 2007-01-08 Richard Guenther <rguenther@suse.de>
11869 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
11870 of offset to build the index.
11871 * tree-pretty-print.c (dump_generic_node): Don't build negated
11872 const just for printing.
11873 * c-pretty-print.c (pp_c_integer_constant): Likewise.
11874 * builtins.c (fold_builtin_int_roundingfn): Check if result
11875 fits the type by using force_fit_type and comparing the result.
11876 * predict.c (predict_loops): Use compare_tree_int for comparison.
11877 * tree.c (build_int_cst): Fall back to integer_type_node for
11879 (build_int_cst_wide): Assert type is non-null.
11881 2007-01-08 Roberto Costa <roberto.costa@st.com>
11883 * tree-vrp.c (extract_range_from_cond_expr): New.
11884 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
11885 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
11887 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
11888 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
11889 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
11890 used as expressions.
11891 * tree-object-size.c (cond_expr_object_size): New.
11892 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
11894 2007-01-08 Jan Hubicka <jh@suse.cz>
11896 * tree-ssa-forwprop.c (forward_propagate_into_cond,
11897 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
11900 2007-01-08 Richard Guenther <rguenther@suse.de>
11902 PR tree-optimization/23603
11903 * tree-vrp.c (set_value_range_to_truthvalue): New function.
11904 (extract_range_from_binary): Fall back to truthvalue instead of
11905 varying for TRUTH_*_EXPR.
11906 (extract_range_from_comparison): Fall back to truthvalue instead of
11908 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
11909 if all visited PHI values were constant.
11911 2007-01-08 Jan Hubicka <jh@suse.cz>
11913 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
11914 (cgraph_analyze_function): break out from ...
11915 (cgraph_finalize_compilation_unit): ... here.
11916 (cgraph_expand_function): Remove forgoten commented out line.
11917 (cgraph_optimize): Analyze functions.
11919 2007-01-08 Jan Hubicka <jh@suse.cz>
11921 * tree-pas.h (TODO_remove_function): New flag.
11922 (TODO_update*): Renumber.
11923 (pass_ipa_increase_alignment,
11924 pass_ipa_function_and_variable_visibility): New passes.
11925 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
11926 (cgraph_function_and_variable_visibility): Move to ipa.c
11927 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
11928 cgraph_increase_alignment.
11929 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
11930 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
11931 calling tree-inline.
11932 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
11933 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
11934 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
11935 (gate_increase_alignment): New function.
11936 (pass_ipa_increase_alignment): New pass.
11937 * ipa.c: Inline tree-pass.h and timevar.h
11938 (function_and_variable_visibility): Move here from cgraphunit.c
11939 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
11940 * passes.c (init_optimization_passes): Add the two new passes.
11941 (execute_todo): Handle cgraph_remove_functions.
11943 2007-01-08 Nick Clifton <nickc@redhat.com>
11945 * config/frv/predicates.md (reg_or_0_operand): Accept
11948 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
11950 * config/bfin/rtems.h, config/bfin/t-rtems: New.
11951 * config.gcc: Add bfin*-rtems*.
11953 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11955 * c.opt: Add -flax-vector-conversions.
11956 * c-typeck.c (convert_for_assignment): Pass flag to
11957 vector_types_convertible_p to allow emission of note.
11958 (digest_init): Likewise.
11959 * c-opts.c: Handle -flax-vector-conversions.
11960 * c-common.c (flag_lax_vector_conversions): New.
11961 (vector_types_convertible_p): Unless -flax-vector conversions
11962 has been passed, disallow conversions between vectors with
11963 differing numbers of subparts and/or element types. If such
11964 a conversion is disallowed, possibly emit a note on the first
11965 occasion only to inform the user of -flax-vector-conversions.
11966 The new last argument specifies this.
11967 * c-common.h (flag_lax_vector_conversions): New.
11968 (vector_types_convertible_p): Add extra argument.
11969 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
11970 char_type_node for V*QI type vectors.
11971 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
11972 Update to satisfy new typechecking rules.
11973 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
11974 C and C++ variants.
11975 * doc/invoke.texi (C Dialect Options): Document
11976 -flax-vector-conversions.
11978 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11980 PR tree-optimization/29877
11981 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
11982 a register variable on the RHS to not be replaceable.
11984 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
11985 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
11986 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
11987 const_simm15, const_pow2, const_npow2): Added.
11988 * config/score/misc.md (insv, extv, extzv, movmemsi,
11989 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
11990 * config/score/score.c (score_address_cost, score_select_cc_mode):
11992 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
11993 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
11994 Update score_print_operand.
11995 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
11996 Adjust register allocate order and update some macro define.
11997 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
11998 mdx_block_move_straight, mdx_block_move_loop_head,
11999 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12000 mdx_block_move): Added.
12001 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12002 mdp_limm): Updated and fix some bug and typo.
12003 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12004 (movsf, movdf, doloop_end): Added.
12006 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12008 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12009 config/arm/thumb2.md: Fix comment typos.
12010 * doc/extend.texi: Fix a typo.
12012 2007-01-07 Eric Christopher <echristo@apple.com>
12014 * configure.ac: Check for __stack_chk_fail for darwin.
12015 * configure: Regenerate.
12017 2007-01-07 Richard Guenther <rguenther@suse.de>
12019 * tree-vrp.c (extract_range_from_assert): CSE calls to
12020 compare_values where possible.
12021 (extract_range_from_unary_expr): Likewise.
12023 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12025 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12026 * config/avr/avr.c (call_insn_operand): Delete function.
12027 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12028 instead of register number. Use predicates.
12029 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12030 call_insn_operand): Add.
12032 2007-01-06 Jan Hubicka <jh@suse.cz>
12034 * tree-pass.h (pass_build_cgraph_edges): Declare.
12035 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12036 (visited_nodes): Remove.
12037 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12038 build_cgrpah_edges; make visited_nodes local.
12039 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12040 (record_references_in_initializer): Move to cgraphbuild.c
12041 (initialize_inline_failed, rebuild_cgraph_edges,
12042 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12043 (verify_cgraph_node): Make visited_nodes local.
12044 (cgraph_analyze_function): Do not call cgraph_create_edges and
12045 initialize_inline_failed.
12046 (cgraph_expand_function): Do not call cgraph_lower_function;
12047 assert that function is already lowered.
12048 * Makefile.in (cgraphbuild.o): New.
12049 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12050 at the end of lowering passes.
12052 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12054 * ifcvt.c (cond_move_convert_if_block): New function, code
12055 factored out from...
12056 (cond_move_process_if_block): ...here. Call the new function
12057 on the THEN and ELSE blocks.
12058 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12059 already takes care of this.
12061 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12064 * tree.h (TREE_OVERFLOW_P): New.
12065 * c-typeck.c (parser_build_unary_op): Warn only if result
12066 overflowed and operands did not.
12067 (parser_build_binary_op): Likewise.
12068 (convert_for_assignment): Remove redundant overflow_warning.
12069 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12071 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12073 * c-typeck.c (store_init_value): Split over two lines to follow
12074 the GNU coding style.
12076 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12078 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12079 __GXX_EXPERIMENTAL_CXX0X__.
12080 * doc/cpp.texi: Same.
12082 2007-01-05 Richard Guenther <rguenther@suse.de>
12084 PR middle-end/27826
12085 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12086 with mismatched types. Instead explicitly build a
12087 conversion NOP_EXPR.
12089 2007-01-05 Ian Lance Taylor <iant@google.com>
12091 * c-common.c (decl_with_nonnull_addr_p): New function.
12092 (c_common_truthvalue_conversion): Call it.
12093 * c-typeck.c (build_binary_op): Likewise.
12094 * c-common.h (decl_with_nonnull_addr_p): Declare.
12096 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12099 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12102 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12104 * doc/install.texi (Final install): Document the fact that
12105 the GNAT runtime should not be stripped.
12107 2007-01-04 Jan Hubicka <jh@suse.cz>
12109 * tree-inline.c (fold_marked_statements): Update operand caches
12110 and EH after folding
12112 2007-01-04 Ian Lance Taylor <iant@google.com>
12114 * c-common.c (check_function_nonnull): Whitespace fix.
12116 2007-01-04 Jan Hubicka <jh@suse.cz>
12118 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12119 comitted older version of patch.
12120 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12121 function, celanup cfg and collect garbage.
12123 2007-01-04 Mike Stump <mrs@apple.com>
12125 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12128 2007-01-04 Eric Christopher <echristo@apple.com>
12130 * libgcc2.c (__bswapsi2): Use SItype.
12131 (__bswapdi2): Use DItype.
12132 * libgcc2.h: Update for above.
12134 2007-01-04 Paul Brook <paul@codesourcery.com>
12136 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12137 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12138 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12139 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12140 umulsi3_highpart): Make conditional on !arm_arch6.
12141 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12142 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12143 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12144 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12145 umulsi3_highpart_v6): New insns.
12147 2007-01-04 Roger Sayle <roger@eyesopen.com>
12149 * fold-const.c (fold_convert): When casting an expression to void,
12150 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12151 have a type. Instead of attempting to build a NOP_EXPR, return
12152 these "special" trees directly.
12154 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12156 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12157 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12158 rs6000_cost->fp not 0 as adjustment for outer NEG.
12160 2007-01-04 Jan Hubicka <jh@suse.cz>
12162 * cgraph.c (cgraph_release_function_body): New function.
12163 (cgraph_remove_node): Use it.
12164 * cgraph.h (cgraph_release_function_body): Declare.
12165 * cgraphunit.c (cgraph_expand_function): Use it.
12166 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12167 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12168 is initialized and while compilation of other function is running.
12169 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12170 statement CFG annotations from here to ...
12171 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12173 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12175 * cfgloop.h (enum li_flags): Make the constants powers of two.
12177 2007-01-04 Jan Hubicka <jh@suse.cz>
12179 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12181 (fold_marked_statements): New function.
12182 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12183 * tree-inline.h (copy_body_data): Add statements_to_fold.
12185 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12187 * config.gcc: Mention libgcc/config.host.
12188 * Makefile.in: Update comments mentioning libgcc.
12189 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12190 (all.cross, start.encap, rest.encap, rest.cross): Update
12191 dependencies for libgcc move.
12192 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12193 (clean-target, clean-target-libgcc): Delete.
12194 (srcdirify, GCC_EXTRA_PARTS): New macros.
12195 (libgcc-support, libgcc.mvars): New rules.
12196 (distclean): Remove mention of mklibgcc.
12197 (install): Don't reference INSTALL_LIBGCC.
12198 (install-common): Don't reference EXTRA_PARTS.
12199 (install-libgcc, install-multilib): Delete rules.
12200 * mklibgcc.in: Delete file.
12201 * doc/configfiles.texi: Don't mention mklibgcc.
12203 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12204 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12205 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12206 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12207 (mklibgcc, ldblspecs): Likewise.
12209 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12210 (posixpre.def): Use $(T).
12211 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12212 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12213 (SHLIB_LINK): Make dummy.
12214 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12216 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12218 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12219 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12220 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12221 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12223 * configure.ac (all_outputs): Remove mklibgcc.
12224 * configure: Regenerated.
12226 2007-01-03 Josh Conner <jconner@apple.com>
12228 PR middle-end/29683
12229 * calls.c (compute_argument_addresses): Set stack and stack_slot
12230 for partial args, too.
12231 (store_one_arg): Use locate.size.constant for the size when
12232 generating a save_area.
12234 2007-01-03 Robert Kennedy <jimbob@google.com>
12236 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12237 whose definitions are deleted due to basic block merging.
12239 2007-01-03 Paul Brook <paul@codesourcery.com>
12242 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12244 (use_return_insn): Return 0 for Thumb interrupt functions.
12245 (print_multi_reg): Add rfe argument for IRQ returns.
12246 (arm_output_epilogue): Pop interrupt return address directly into PC.
12247 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12249 2007-01-03 Paul Brook <paul@codesourcery.com>
12251 Merge from sourcerygxx-4_1.
12252 * config/arm/thumb2.md: New file.
12253 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
12255 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
12256 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12257 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
12258 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
12260 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12261 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
12263 * config/arm/ieee754-sf.S: Ditto.
12264 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
12265 (thumb1_base_register_rtx_p): ... to this.
12266 (thumb_index_register_rtx_p): Rename...
12267 (thumb1_index_register_rtx_p): ... to this.
12268 (thumb_output_function_prologue): Rename...
12269 (thumb1_output_function_prologue): ... to this.
12270 (thumb_legitimate_address_p): Rename...
12271 (thumb1_legitimate_address_p): ... to this.
12272 (thumb_rtx_costs): Rename...
12273 (thumb1_rtx_costs): ... to this.
12274 (thumb_compute_save_reg_mask): Rename...
12275 (thumb1_compute_save_reg_mask): ... to this.
12276 (thumb_final_prescan_insn): Rename...
12277 (thumb1_final_prescan_insn): ... to this.
12278 (thumb_expand_epilogue): Rename...
12279 (thumb1_expand_epilogue): ... to this.
12280 (arm_unwind_emit_stm): Rename...
12281 (arm_unwind_emit_sequence): ... to this.
12282 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
12283 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
12284 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
12285 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
12286 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
12287 thumb2_output_casesi): New functions.
12288 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
12289 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
12290 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
12291 THUMB2_WORK_REGS): Define.
12292 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
12293 arm_condexec_mask, arm_condexec_masklen)): New variables.
12294 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
12295 (arm_override_options): Check new CPU capabilities.
12296 Set new architecture flag variables.
12297 (arm_isr_value): Handle v7m interrupt functions.
12298 (user_return_insn): Return 0 for v7m interrupt functions. Handle
12300 (const_ok_for_arm): Handle Thumb-2 constants.
12301 (arm_gen_constant): Ditto. Use movw when available.
12302 (arm_function_ok_for_sibcall): Return false for v7m interrupt
12304 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
12305 (thumb_find_work_register, arm_load_pic_register,
12306 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
12307 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
12308 print_multi_reg, output_mov_long_double_fpa_from_arm,
12309 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
12310 output_mov_double_fpa_from_arm, output_move_double,
12311 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
12312 output_return_instruction, arm_output_function_prologue,
12313 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
12314 arm_output_mi_thunk, thumb_set_return_address): Ditto.
12315 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
12316 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
12317 (arithmetic_instr, shift_op): Use arm_shift_nmem.
12318 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
12320 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
12321 (thumb_expand_prologue): Use thumb_set_frame_pointer.
12322 (arm_file_start): Output directive for unified syntax.
12323 (arm_unwind_emit_set): Handle stack alignment instruction.
12324 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
12325 Add v6t2, v7, v7a, v7r and v7m.
12326 (RETLDM): Add Thumb-2 code.
12327 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
12328 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
12329 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
12330 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
12331 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
12332 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
12333 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
12334 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
12335 ADJUST_INSN_LENGTH): Define.
12336 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
12337 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
12338 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
12339 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
12340 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
12341 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
12342 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
12343 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
12344 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
12345 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
12346 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
12347 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
12348 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
12349 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
12350 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
12351 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
12352 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
12354 * config/arm/arm-tune.md: Regenerate.
12355 * config/arm/arm-protos.h: Update prototypes.
12356 * config/arm/vfp.md: Enable patterns for Thumb-2.
12357 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
12358 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
12359 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
12360 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
12361 * config/arm/libunwind.S: Add Thumb-2 code.
12362 * config/arm/constraints.md: Update include Thumb-2.
12363 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
12364 * config/arm/ieee754-df.S: Ditto.
12365 * config/arm/bpabi.S: Ditto.
12366 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
12367 * config/arm/predicates.md (low_register_operand,
12368 low_reg_or_int_operand, thumb_16bit_operator): New.
12369 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
12370 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
12371 * config/arm/t-arm-elf: Add armv7 multilib.
12372 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
12374 (UNSPEC_STACK_ALIGN, ce_count): New.
12375 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
12376 arm_zero_extendsidi2, arm_zero_extendqidi2): New
12378 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
12379 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
12380 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
12381 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
12382 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
12383 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
12385 * doc/extend.texi: Document ARMv7-M interrupt functions.
12386 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
12388 2007-01-03 Jakub Jelinek <jakub@redhat.com>
12390 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
12391 (struct _Unwind_Context): Rename args_size to flags, remove
12392 signal_frame field, add a new args_size field and version field.
12393 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
12394 _Unwind_IsExtendedContext): New inline functions.
12395 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
12396 Assume by_value array is only present if _Unwind_IsExtendedContext.
12397 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
12398 _Unwind_IsSignalFrame.
12399 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
12400 (uw_update_context_1): Use _Unwind_SetSignalFrame.
12401 (uw_init_context_1): Initialize context->flags to
12402 EXTENDED_CONTEXT_BIT.
12403 * config/rs6000/linux-unwind.h (frob_update_context): Use
12404 _Unwind_SetSignalFrame.
12406 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12408 PR middle-end/30353
12409 * gimplify.c (gimplify_modify_expr_complex_part): Move below
12410 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
12413 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
12415 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
12416 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
12417 RET, AT_SP): Remove.
12418 * config/i386/i386.md (*sse_prologue_save_insn): Use return
12421 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12422 * cfgbuild.c (find_basic_blocks): Likewise.
12423 * cfgrtl.c (rtl_create_basic_block): Likewise.
12424 * function.c (temp_slots_at_level): Likewise.
12425 * reg-stack.c (stack_regs_mentioned): Likewise.
12426 * regclass.c (allocate_reg_info): Likewise.
12427 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12428 set_bb_for_stmt, move_block_to_fn): Likewise.
12429 * tree-complex.c (tree_lower_complex): Likewise.
12430 * vec.h (VEC_safe_grow_cleared): New.
12432 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
12434 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
12436 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
12437 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
12439 * cfgloopmanip.c (scale_loop_frequencies): Export.
12440 (loopify): Scale the frequencies by prescribed coefficients.
12441 (set_zero_probability): New function.
12442 (duplicate_loop_to_header_edge): Improve updating of frequencies.
12443 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
12444 and frequencies according to arguments.
12445 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
12447 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
12448 * modulo-sched.c (sms_schedule): Set probabilities for entering
12449 versioned loop correctly.
12450 * tree-vect-transform.c (vect_transform_loop): Ditto.
12451 * cfgloop.h (loopify, loop_version): Declaration changed.
12452 (scale_loop_frequencies): Declared.
12454 2007-01-02 Jan Hubicka <jh@suse.cz>
12456 * cgraph.c: Include tree-flow.h
12457 (cgraph_add_new-function): Handle IPA_SSA mode; execute
12458 early_local_passes.
12459 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
12460 * tree-pass.h (pass_all_early_optimizations): Declare.
12461 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
12462 early_local_passes.
12463 (cgraph_analyze_function): Do early_local_passes.
12464 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12465 Do not add referenced vars.
12466 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
12468 (gate_all_early_local_passes): New gate.
12469 (pass_early_local_passes): Use new gate.
12470 (execute_early_local_optimizations): New functions.
12471 (gate_all_early_optimizations): New gate.
12472 (pass_all_early_optimizations): New pass.
12473 (execute_free_datastructures): Free SSA only when initialized.
12474 (gate_init_datastructures): Init only when optimizing.
12475 (tree_lowering_passes): Do early local passes when called late.
12476 * tree-profile.c (do_tree_profiling): Don't profile functions added
12478 (do_early_tree_profiling, pass_early_tree_profile): Kill.
12479 * tree-cfg.c (update_modified_stmts): Do not update when operands are
12481 * passes.c (init_optimizations_passes): Reorder so we go into SSA
12482 during early_local_passes.
12483 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
12486 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12488 * Makefile.in: Update copyright year.
12490 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12492 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
12493 in $(lang_checks) and check-consistency targets.
12495 2007-01-02 Jan Hubicka <jh@suse.cz>
12497 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12498 Do not add referenced vars.
12499 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
12501 * passes.c (init_optimization_passes): Put mudflap_2 after
12502 free_datastructures.
12504 2007-01-02 Jan Hubicka <jh@suse.cz>
12506 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
12507 Set NOTHROW flag on call statements proved to be nothrow.
12508 Update statement of local calls so new pure/const functions are
12509 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
12511 (tree_rest_of_compilation): Register hooks and initialize bitmap
12512 early. Do not set after_inlining flag.
12514 2007-01-02 Steve Ellcey <sje@cup.hp.com>
12516 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
12517 HOST_BITS_PER_LONGLONG
12519 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12522 * c-typeck.c (store_init_value): Don't emit pedantic overflow
12523 warning for non-static initializers.
12525 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
12527 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
12528 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
12529 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
12530 Always use set_unique_reg_note to add REG_EQUAL notes.
12532 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12535 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12537 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12538 * cfgbuild.c (find_basic_blocks): Likewise.
12539 * cfgrtl.c (rtl_create_basic_block): Likewise.
12540 * function.c (temp_slots_at_level): Likewise.
12541 * reg-stack.c (stack_regs_mentioned): Likewise.
12542 * regclass.c (allocate_reg_info): Likewise.
12543 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12544 set_bb_for_stmt, move_block_to_fn): Likewise.
12545 * tree-complex.c (tree_lower_complex): Likewise.
12546 * vec.h (VEC_safe_grow_cleared): New.
12548 2007-01-02 Ian Lance Taylor <iant@google.com>
12550 * c-common.c (c_common_truthvalue_conversion): When warning about
12551 using an assignment as a truth value, set TREE_NO_WARNING.
12553 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12556 * c.opt (Wold-style-declaration): New.
12557 * doc/invoke.texi (C-only Warning Options): New.
12558 (Wold-style-declaration): Document it.
12559 (Wextra): Enabled by -Wextra.
12560 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12561 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
12562 -Wold-style-declaration.
12564 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12566 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12567 * cfgbuild.c (find_basic_blocks): Likewise.
12568 * cfgrtl.c (rtl_create_basic_block): Likewise.
12569 * function.c (temp_slots_at_level): Likewise.
12570 * reg-stack.c (stack_regs_mentioned): Likewise.
12571 * regclass.c (allocate_reg_info): Likewise.
12572 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12573 set_bb_for_stmt, move_block_to_fn): Likewise.
12574 * tree-complex.c (tree_lower_complex): Likewise.
12575 * vec.h (VEC_safe_grow_cleared): New.
12577 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
12579 * c-common.c (c_common_nodes_and_builtins): Since variants of
12580 void_type_node get built before it is given a name, we need to
12581 give those variants the name, too.
12582 (complete_array_type): We need to work with the canonical main
12583 type of the array, from which we will build the qualified version.
12584 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
12585 * print-tree.c (print_node): Display canonical type information
12587 * stor-layout.c (layout_type): When we don't know the
12588 alignment of a type for which we're building an array, we end up
12589 guessing wrong, so make the type require structural equality.
12590 * tree.c (make_node_stat): When we build a new type, it is its
12591 own canonical type.
12592 (build_type_attribute_qual_variant): When building an attribute
12593 variant, its canonical type is the non-attribute variant. However,
12594 if the attributes are target-dependent and they differ, we need to
12595 use structural equality checks for this type.
12596 (build_qualified_type): A qualified type is not equivalent to its
12597 unqualified variant; set the canonical type appropriately.
12598 (build_distinct_type_copy): When building a distinct type from
12599 another type, the new type is its own canonical type.
12600 (build_variant_type_copy): When building a new type variant, we
12601 assume that it is equivalent to the original type.
12602 (build_pointer_type_for_mode): When building a pointer type, also
12603 build a canonical type pointer.
12604 (build_reference_type_for_mode): When building a reference type,
12605 also build a canonical type reference.
12606 (build_index_type): When we can't hash an index type (e.g.,
12607 because its maximum value is negative), the index type requires
12608 structural equality tests.
12609 (build_array_type): Build the canonical form of an array type.
12610 (build_function_type): Function types require structural equality,
12611 because they contain default arguments, attributes, etc.
12612 (build_method_type_directly): Ditto for method types.
12613 (build_offset_type): Build the canonical offset type.
12614 (build_complex_type): Build the canonical vector type.
12615 (make_vector_type): Build the canonical vector type.
12616 * tree.h (TYPE_CANONICAL): New.
12617 (TYPE_STRUCTURAL_EQUALITY_P): New.
12618 (SET_TYPE_STRUCTURAL_EQUALITY): New.
12619 (struct tree_type): Added "canonical" field.
12620 * params.h (VERIFY_CANONICAL_TYPES): New.
12621 * doc/c-tree.texi (TYPE_CANONICAL): Document.
12622 (TYPE_STRUCTURAL_EQUALITY_P): Document.
12623 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
12624 * doc/invoke.texi (verify-canonical-types): Document --param
12625 parameter for verifying canonical types.
12627 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12629 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
12630 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
12631 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
12632 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
12634 * config/rs6000/e500.h: New.
12635 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
12636 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
12638 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
12639 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
12640 TARGET_E500_DOUBLE): Remove.
12641 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
12642 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
12643 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
12644 * config/rs6000/rs6000.c (rs6000_override_options): Use
12645 CHECK_E500_OPTIONS.
12647 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12649 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
12650 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
12651 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
12652 rs6000_emit_cmove): Don't check TARGET_E500.
12653 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
12654 sordered): Don't check TARGET_E500.
12656 2007-01-01 Eric Christopher <echristo@apple.com>
12658 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
12659 HARD_REGISTER_NUM_P.
12661 2007-01-01 Roger Sayle <roger@eyesopen.com>
12663 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
12664 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
12665 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
12668 2007-01-01 Mike Stump <mrs@apple.com>
12670 * configure.ac: Remove support for building with Apple's gcc-3.1.
12672 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12674 PR middle-end/30311
12675 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
12676 REG is a hard register. Do not modify REG before calling
12678 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
12679 multiple of the size of YMODE for certain lowpart cases.
12681 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12683 PR middle-end/30253
12684 * gimplify (voidify_wrapper_expr): Update for
12685 GIMPLE_MODIFY_STMT.
12687 2007-01-01 Andreas Schwab <schwab@suse.de>
12690 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
12691 save of BR0 in extra_spill_size instead of spill_size.
12692 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
12694 (ia64_expand_epilogue): Restore BR0 from its new location.
12696 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12698 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
12699 Use a temporary variable if the left hand side is not a gimple
12702 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12704 * gimplify.c (gimplify_return_expr): Make the temporary variable
12705 for the return expression, a gimple register variable.
12707 2007-01-01 Jan Hubicka <jh@suse.cz>
12709 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
12712 2007-01-01 Mike Stump <mrs@apple.com>
12714 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
12716 * config/darwin.c (machopic_select_rtx_section): Use
12717 HAVE_GAS_LITERAL16.
12718 (darwin_mergeable_constant_section): Likewise.
12719 * configure: Regenerate.
12720 * config.in: Regenerate.
12722 2007-01-01 Jan Hubicka <jh@suse.cz>
12723 Andrew Pinski <pinskia@gmail.com>
12725 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
12726 before starting IPA passes.