1 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
3 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
4 of ASSERT_CHECKING. Tweak message.
6 2007-05-06 Revital Eres <eres@il.ibm.com>
9 * loop-unroll.c (insert_var_expansion_initialization):
10 Initialize the expansions with -zero instead of +zero.
12 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
14 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
15 into pic and non-pic versions. Mark r19 as used for
16 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
17 for tgd_load, tld_load and tie_load .
18 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
19 version of tgd_load, tld_load and tie_load depending on the
22 2007-05-04 Ulrich Drepper <drepper@redhat.com>
23 Jakub Jelinek <jakub@redhat.com>
25 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
26 (__do_global_dtors_aux): Use more paranoid loop to run
27 destructors if HIDDEN_DTOR_LIST_END.
28 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
30 2007-05-04 Jakub Jelinek <jakub@redhat.com>
32 * varasm.c (align_variable): Don't increase alignment for
33 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
34 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
36 2007-05-04 Josh Conner <jconner@apple.com>
38 * basic-block.h (cdi_direction): Assign values to all enumeration
40 (dom_computed): Remove.
41 (dom_info_state): New.
42 (set_dom_info_availability): New.
43 * tree-ssa-loop-im.c (determine_invariantness): Initialize
44 walk_data.dom_direction.
45 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
46 instead of dom_computed[].
47 (split_edge): Likewise.
48 (create_basic_block): Likewise.
49 (merge_blocks): Likewise.
50 * ifcvt.c (find_if_header): Likewise.
51 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
52 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
53 * tree-ssa.c (verify_ssa): Likewise.
54 * tree-cfg.c (tree_verify_flow_info): Likewise.
55 (remove_edge_and_dominated_blocks): Likewise.
56 * dominance.c (dom_computed): Make static.
57 (calc_dfs_tree_nonrec): Change third param to a bool.
58 (calc_dfs_tree): Change second param to a bool.
59 (calc_idioms): Change second param to a bool. Use
60 dom_convert_dir_to_idx.
61 (init_dom_info): Validate dir before using.
62 (dom_convert_dir_to_idx): New.
63 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
64 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
65 (free_dominance_info): Use dom_convert_dir_to_idx.
66 (get_immediate_dominator): Likewise.
67 (set_immediate_dominator): Likewise.
68 (get_dominated_by): Likewise.
69 (redirect_immediate_dominators): Likewise.
70 (nearest_common_denominator): Likewise.
71 (dominated_by_p): Likewise.
72 (bb_dom_dfs_in): Likewise.
73 (bb_dom_dfs_out): Likewise.
74 (recount_dominator): Likewise.
75 (iterate_fix_dominators): Likewise.
76 (add_to_dominance_info): Likewise.
77 (delete_from_dominance_info): Likewise.
78 (first_dom_son): Likewise.
79 (next_dom_son): Likewise.
80 (dom_info_available_p): Likewise.
81 (dom_info_state): New.
82 (set_dom_info_availability): New.
84 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
86 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
88 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
90 2007-05-04 Bob Wilson <bob.wilson@acm.org>
92 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
93 (subdi3, subdi_carry): Delete.
95 2007-05-04 Jan Hubicka <jh@suse.cz>
96 Richard Guenther <rguenther@suse.de>
98 * opts.c (decode_options): Do not fiddle with inlining
99 parameters in case of optimizing for size.
100 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
102 (cgraph_decide_inlining_of_small_function): When optimizing for
103 size never inline functions increasing caller size.
104 (cgraph_early_inlining): Inline for size when optimizing for size.
106 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
108 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
109 logical operations piecewise.
110 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
111 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
112 subdi_sesidi_di): Delete.
113 (add_with_carry): Produce carry in CC instead of a DREG to shorten
114 the generated sequence. Allow three-reg add in constraints. Rewrite
115 the rtl expression for carry to avoid zero_extend of a constant.
116 (sub_with_carry): New pattern.
117 (adddi3, subdi3): Change into define_expand. For subtract, generate a
118 different sequence not involving jumps.
119 (notbi): Now a named pattern.
121 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
123 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
124 Add the note about a significant loss of accuracy of some
125 mathematical routines when these options are used.
127 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
129 * haifa-sched.c (rtx_vec_t): New typedef.
130 (contributes_to_priority_p): Extract piece of priority () into new
132 (priority): Use the function. Add assertion.
133 (rank_for_schedule, set_priorities): Add assertion to check that
134 insn's priority is initialized.
135 (clear_priorities, calc_priorities): Change signature. Make it update
136 all relevant insns. Update all callers ('add_to_speculative_block ()'
137 and 'create_block_check_twin ()').
138 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
139 Add new field 'priority_status'.
140 (INSN_PRIORITY_STATUS): New macro.
141 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
143 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
145 * sched-ebb.c (debug_ebb_dependencies): New static function.
146 (init_ready_list): Use it.
148 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
149 with changed signature and 'debug_rgn_dependencies ()'.
150 (debug_rgn_dependencies): New static function.
151 (init_ready_list): Use it.
153 * sched-int.h (debug_dependencies): Declare.
155 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
157 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
159 2007-05-04 Dirk Mueller <dmueller@suse.de>
161 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
163 2007-05-03 Jan Hubicka <jh@suse.cz>
165 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
166 for pointer type in more cases than before.
168 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
170 * tree-object-size.c (plus_expr_object_size): When operand size is
171 unknown, return unknown.
173 2007-05-03 Dirk Mueller <dmueller@suse.de>
175 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
177 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
180 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
182 2007-05-03 Janis Johnson <janis187@us.ibm.com>
184 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
186 2007-05-03 Joseph Myers <joseph@codesourcery.com>
188 * config/soft-fp/double.h, config/soft-fp/extended.h,
189 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
190 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
191 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
192 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
195 2007-05-03 Ian Lance Taylor <iant@google.com>
197 * config/rs6000/rs6000.c (rs6000_override_options): Don't se
198 MASK_PPC_GFXOPT for 8540 or 8548.
200 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
202 * tree-vect-transform.c (vect_update_inits_of_drs): Use
203 vect_print_dump_info() to output debug information.
205 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
208 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
209 operands of size 2 when operand is not MEM_P.
211 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
213 PR tree-optimization/30565
214 * lambda-code.c (perfect_nestify): Fix updating of dominators.
216 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
218 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
219 (umulsi3_highpart): Use them.
220 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
221 for final accumulator to D regisster tranfser.
223 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
225 PR tree-optimization/31699
226 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
228 (vect_enhance_data_refs_alignment): Compute peel amount using
229 TYPE_VECTOR_SUBPARTS instead of vf.
230 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
232 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
235 * system.h: Remove inclusion of double-int.h
236 * tree.h: Include double-int.h
237 * gengtype.c: Likewise
238 * cfgloop.h: Likewise
239 * Makefile.in: Adjust dependencies on double-int.h
241 2007-05-02 Eric Christopher <echristo@apple.com>
243 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
244 -shared to -Zdynamiclib.
246 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
249 * c-common.c (strip_pointer_or_array_types): New function.
250 * c-common.h (strip_pointer_or_array_types): New function declaration.
252 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
254 PR tree-optimization/31771
255 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
257 2007-05-02 Paul Brook <paul@codesourcery.com>
259 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
261 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
264 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
267 2007-05-02 Nick Clifton <nickc@redhat.com>
269 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
271 2007-05-02 Richard Guenther <rguenther@suse.de>
273 PR tree-optimization/31146
274 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
275 argument, single_use_p. If we have a single use that is
276 a conversion to the definition rhs type, propagate that rhs.
277 (forward_propagate_addr_expr): Pass single_use_p argument
278 to forward_propagate_addr_expr_1.
280 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
282 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
285 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
287 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
288 'AMD Family 10 core'.
290 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
292 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
293 and athlon64-sse3 as improved versions of k8, opteron and athlon64
294 with SSE3 instruction set support.
295 * doc/invoke.texi: Likewise.
297 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
299 * config/i386/i386.c (override_options): Tuning 32-byte loop
300 alignment for amdfam10 architecture. Increasing the max loop
301 alignment to 24 bytes.
303 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
305 * config/m68k/constraints.md: New.
306 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
307 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
308 EXTRA_CONSTRAINT): Remove.
309 * config/m68k/m68k.md: Include constraints.md.
310 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
312 2007-05-01 Ian Lance Taylor <iant@google.com>
314 PR tree-optimization/31739
315 * tree-vrp.c (vrp_val_is_max): New static function.
316 (vrp_val_is_min): New static function.
317 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
319 (set_value_range): Use vrp_val_is_{max,min}.
320 (extract_range_from_assert): Likewise.
321 (extract_range_from_binary_expr): Likewise.
322 (extract_range_from_unary_expr): Likewise.
323 (dump_value_range, vrp_meet): Likewise.
324 (vrp_visit_phi_node): Likewise.
325 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
327 2007-05-01 Mark Mitchell <mark@codesourcery.com>
329 * config/i386/gmon-sol2.c (size_t): New type.
330 (intptr_t): Likewise.
331 (s_textsize): Declare as size_t.
333 (monstartup): Use size_t for sizes.
334 (_mcount): Save and restore registers.
335 (internal_mcount): Pass 0 as the first argument to monstartup
337 (moncontrol): Convert pointer to appropriately sized integer
338 before passing to profil.
340 2007-05-01 Joseph Myers <joseph@codesourcery.com>
342 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
343 __NO_FPRS__, not just if _SOFT_DOUBLE.
344 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
345 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
346 also for E500 double.
347 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
348 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
351 2007-05-01 Richard Guenther <rguenther@suse.de>
353 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
356 2007-05-01 Joseph Myers <joseph@codesourcery.com>
358 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
360 2007-05-01 Jan Hubicka <jh@suse.cz>
362 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
365 2007-05-01 Jan Hubicka <jh@suse.cz>
367 * tree.h (maybe_fold_offset_to_component_ref): Remove.
368 (maybe_fold_offset_to_reference): Declare.
369 * fold-const.c (fold_unary): Do not fold
370 (type *)&A into &A->field_of_type_and_offset_0
371 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
372 size is unknown, give up.
373 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
375 (maybe_fold_offset_to_reference): New.
376 (maybe_fold_stmt_indirect): Use it.
377 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
378 * gimplify.c (gimplify_conversion): Canonicalize conversions to
380 (gimplify_expr): Likewise for plus_expr.
382 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
384 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
385 bsi_after_labels. Always insert statements before bsi.
386 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
387 * predict.c (apply_return_prediction): Check for empty blocks.
388 * cfgexpand.c (lab_rtx_for_bb): New variable.
389 (label_rtx_for_bb): Do not create new tree labels.
390 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
391 (tree_expand_cfg): Initialize lab_rtx_for_bb.
392 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
394 (label_for_bb): Add field used.
395 (update_eh_label, main_block_label): Mark the label used.
396 (cleanup_dead_labels): Remove unused labels.
398 2007-05-01 Richard Guenther <rguenther@suse.de>
400 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
401 if it is not about to be set.
402 (get_value_range): Do not pre-allocate equiv bitmap.
403 (update_value_range): No need to clear equiv field.
404 (add_equivalence): Change prototype to get bitmap pointer.
405 Allocate bitmap here if it is not already.
406 (extract_range_from_assert): Do not allocate bitmap here.
407 Update callers to add_equivalence.
408 (extract_range_from_ssa_name): Likewise.
409 (get_vr_for_comparison): New static helper.
410 (compare_name_with_value): Handle NULL equiv bitmap by
411 peeling the first iteration of the comparison loop.
412 Use get_vr_for_comparison.
413 (compare_names): Handle NULL equiv bitmaps by using fake
414 ones. Use get_vr_for_comparison.
416 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
418 * double-int.c (mpz_set_double_int): Moved from
419 tree-ssa-loop-niter.c.
420 (mpz_get_double_int): Likewise; also, add option to wrap
421 out-of-range integers.
422 * double-int.h: New prototypes for above.
423 * tree.c (get_static_type_bounds): Moved from
424 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
425 TYPE_MAX_VALUE if they exist..
426 * tree.h: New prototype for above.
427 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
428 get_type_bounds calls.
429 (mpz_set_double_int): Move to double-int.c.
430 (get_type_bounds): Move to tree.c, rename to
431 get_static_type_bounds.
432 (mpz_to_double_int): Move to double-int.c, rename to
435 2007-04-30 Bob Wilson <bob.wilson@acm.org>
437 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
438 DIV0 exception can fall through to a normal return.
440 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
444 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
445 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
446 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
447 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
448 initialize align to silence bogus warning.
449 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
450 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
452 (struct sra_walk_fns): Remove use_all parameter from use.
453 (sra_hash_tree): Handle BIT_FIELD_REFs.
454 (sra_elt_hash): Don't hash bitfld blocks.
455 (sra_elt_eq): Skip them in parent compares as well. Handle
457 (sra_walk_expr): Don't maintain or pass down use_all_p.
458 (scan_use): Remove use_all parameter.
459 (scalarize_use): Likewise. Re-expand assignment to
460 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
461 output, and re-scalarize after output. Don't mark anything
463 (scalarize_ldst): Adjust.
464 (scalarize_walk_gimple_modify_statement): Likewise.
465 (build_element_name_1): Handle BIT_FIELD_REFs.
466 (instantiate_element): Don't warn for any element whose parent
468 (instantiate_missing_elements_1): Return the sra_elt.
469 (canon_type_for_field): New.
470 (try_instantiate_multiple_fields): New.
471 (instantiate_missing_elemnts): Use them.
472 (mark_no_warning): Removed.
473 (generate_one_element_ref): Handle BIT_FIELD_REFs.
474 (REPLDUP, sra_build_elt_assignment): New.
475 (generate_copy_inout): Use them.
476 (generate_element_copy): Likewise. Handle bitfld differences.
477 (generate_element_zero): Don't recurse for blocks. Use
478 sra_build_elt_assignment.
479 (generate_one_element_int): Take elt instead of var. Use
480 sra_build_elt_assignment.
481 (generate_element_init_1): Adjust.
482 (scalarize_use, scalarize_copy): Use REPLDUP.
483 (scalarize_ldst): Move assert before dereference.
484 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
486 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
489 * tree.c (reconstruct_complex_type): Reconstruct a reference
491 Also use the same mode for the pointer as the old pointer type.
493 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
495 * doc/trouble.texi (Interoperation): Remove note about Ultrix
498 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
500 PR rtl-optimization/31676
501 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
502 (df_refs_record): Call it.
504 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
506 * rtl.def (SS_ABS): New code.
507 * config/bfin/bfin.c (print_operand): New modifier 'v'.
508 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
509 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
510 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
511 (bfin_init_builtins): Define them.
512 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
513 (bfin_expand_builtin): ... and handle the others here.
514 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
515 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
516 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
517 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
518 operand is only HImode.
520 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
522 * regclass.c (scan_one_insn): Remove splitting of
525 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
526 Nigel Stephens <nigel@mips.com>
528 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
530 2007-04-28 Jan Hubicka <jh@suse.cz>
532 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
533 insn_locators_alloc instead of insn_locators_initialize;
534 call reset_block_changes.
535 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
536 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
537 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
538 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
539 * config/score/score.c (th_output_mi_thunk): Likewise.
540 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
541 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
542 tolerate uninitialized locator info.
545 * function.c (init_function_start): Don't init line number info.
546 (expand_function_end): Update.
547 (reset_block_changes, record_block_change, finalize_block_changes,
548 check_block_change, free_block_changes): Kill.
549 * function.h (reset_block_changes, record_block_change,
550 finalize_block_changes, check_block_change, free_block_changes): Remove
552 (struct function): Remove ib_boundaries_block.
553 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
554 Use curr_insn_locator to initialize locator.
555 (emit_line_note): Remove.
556 * cfgexpand.c (expand_gimple_cond_expr): Update.
557 (construct_exit_block): Likewise.
558 (tree_expand_cfg): Initialize/finalize locators.
559 * expr.c (expand_expr_real): Update.
560 * cfglayout.c (line_locators_locs, line_locators_lines,
561 file_locators_locs, file_locators_files): Remove.
562 (set_block_levels): Move to cfgexpand.c.
563 (insn_locators_initialize): Remove.
564 (pass_insn_locators_initialize): Remove.
565 (locations_locators_locs, locations_locators_vals): New static vars.
566 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
568 (insn_locators_alloc, insn_locators_finalize,
569 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
571 (locator_location): New.
572 (locator_line, locator_file): Rewrite.
573 * rtl.h (emit_line_note): Kill.
574 (insn_locators_alloc, insn_locators_finalize,
575 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
577 * tree-inline.c (initialize_cfun): Do not initialize
579 * passes.c (pass_insn_locators_initialize): Remove.
581 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
583 * tree-cfg.c (move_block_to_fn): Release bb from dominance
584 info. Update last_basic_block correctly.
586 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
589 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
590 register itself to hold the offset constant. Tell flow the use
591 of r4 and r5 when they are used.
593 2007-04-27 Richard Guenther <rguenther@suse.de>
595 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
596 if we simplified anything.
597 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
598 warnings until we did a simplification and the stmt was not
599 marked as TREE_NO_WARNING.
601 2007-04-27 Mike Stump <mrs@apple.com>
603 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
605 2007-04-27 Ian Lance Taylor <iant@google.com>
608 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
609 TYPE_MAX_VALUE exist, convert them to the new type.
611 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
613 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
614 if it claims to be available.
615 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
617 (perform_tree_ssa_dce): Always free postdominators.
619 2007-04-27 Richard Henderson <rth@redhat.com>
621 * config/alpha/predicates.md (aligned_memory_operand): Mark
622 as define_special_predicate.
623 (unaligned_memory_operand, normal_memory_operand): Likewise.
624 (reg_or_unaligned_mem_operand): Remove.
625 (any_memory_operand): Match the documentation and check for
626 non-renumbered pseudos during reload.
627 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
628 alpha_secondary_reload_class, update to new interface, make static.
629 Handle CQImode like HImode. Remove FP subreg check.
630 (alpha_expand_mov): Use replace_equiv_address.
631 (alpha_expand_mov_nobwx): Use any_memory_operand.
632 (TARGET_SECONDARY_RELOAD): New.
633 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
634 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
635 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
636 * config/alpha/alpha.md: ... here.
637 (RELOAD12, reloadmode): New.
639 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
640 Don't handle the aligned case here.
641 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
642 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
643 reload_inhi_help. Don't expect a scratch register.
644 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
646 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
648 2007-04-27 Richard Guenther <rguenther@suse.de>
650 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
652 2007-04-27 Richard Guenther <rguenther@suse.de>
654 PR tree-optimization/30965
655 PR tree-optimization/30978
656 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
657 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
658 (find_equivalent_equality_comparison): Likewise.
659 (simplify_cond): Likewise.
660 (get_prop_source_stmt): New helper.
661 (get_prop_dest_stmt): Likewise.
662 (can_propagate_from): Likewise.
663 (remove_prop_source_from_use): Likewise.
664 (combine_cond_expr_cond): Likewise.
665 (forward_propagate_comparison): New function.
666 (forward_propagate_into_cond): Rewrite to use fold for
668 (tree_ssa_forward_propagate_single_use_vars): Call
669 forward_propagate_comparison to propagate comparisons.
671 2007-04-27 Richard Guenther <rguenther@suse.de>
673 PR tree-optimization/31715
674 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
675 sure to do computation on the offset in an appropriate
678 2007-04-27 Richard Sandiford <richard@codesourcery.com>
680 * reload.h (elimination_target_reg_p): Declare.
681 * reload.c (find_reloads): Don't apply the reg_rtx move
682 optimization if the SET_DEST satisfies elimination_target_reg_p.
683 * reload1.c (elimination_target_reg_p): New function.
684 (gen_reload): In the move/add2 fallback, make sure that op0
685 does not overlap the destination register.
687 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
689 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
690 transform only GIMPLE_MODIFY_STMTs.
691 * tree-complex.c (expand_complex_operations_1): Ditto.
692 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
693 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
694 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
696 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
697 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
698 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
699 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
700 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
701 slpeel_add_loop_guard): Ditto.
702 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
703 * lambda-code.c (perfect_nestify): Ditto.
704 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
705 before the first statement.
706 * tree-optimize.c (execute_free_datastructures): Fix comments.
707 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
708 * tree-flow.h (disband_implicit_edges): Declaration removed.
709 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
711 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
713 (disband_implicit_edges, has_label_p): Removed.
714 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
715 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
717 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
719 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
721 * cfgexpand.c (label_rtx_for_bb): New function.
722 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
723 Use label_rtx_for_bb to find the labels.
724 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
725 last block. Detect fallthru edges.
727 2007-04-26 Ian Lance Taylor <iant@google.com>
730 * reload.c (find_reloads_subreg_address): If the address was valid
731 in the original mode but not in the new mode, reload the whole
734 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
736 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
737 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
738 (cleanup_control_expr_graph): Do not invalidate dominance info.
739 Record altered blocks.
740 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
741 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
742 cleanup_tree_cfg_bb): New functions.
743 (remove_forwarder_block): Do not maintain the worklist of blocks.
744 Record altered blocks.
745 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
747 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
748 delete_unreachable_blocks if dominators are not available.
749 * tree-inline.c (optimize_inline_calls): Free dominance information
751 * tree-flow.h (remove_edge_and_dominated_blocks,
752 cfgcleanup_altered_bbs): Altered.
753 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
755 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
757 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
758 do not invalidate dominators.
760 2007-04-26 Anatoly Sokolov <aesok@post.ru>
762 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
763 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
764 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
765 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
767 2007-04-26 Steve Ellcey <sje@cup.hp.com>
769 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
771 2007-04-26 Richard Guenther <rguenther@suse.de>
773 PR tree-optimization/31703
774 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
775 the right type for the target of the bittest.
777 2007-04-26 Richard Sandiford <richard@codesourcery.com>
779 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
780 ix86_sol10_return_in_memory.
782 2007-04-26 Richard Sandiford <richard@codesourcery.com>
784 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
787 2007-04-26 Jakub Jelinek <jakub@redhat.com>
790 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
792 PR tree-optimization/30558
793 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
794 clear this_state.prev_try.
796 2007-04-26 Richard Sandiford <richard@codesourcery.com>
797 Mark Mitchell <mark@codesourcery.com>
799 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
800 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
801 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
803 2007-04-26 Richard Sandiford <richard@codesourcery.com>
806 * doc/invoke.texi (%:print-asm-header): Document.
807 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
809 (static_spec_functions): Add print-asm-header.
810 (main): Print a banner before the --target-help linker options.
811 (print_asm_header_spec_function): New function.
813 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
816 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
817 (movsf_ie): Likewise.
819 2007-04-25 Paolo Carlini <pcarlini@suse.de>
821 * doc/extend.texi ([Type Traits]): Adjust per N2255.
823 2007-04-25 Bob Wilson <bob.wilson@acm.org>
825 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
827 (__umodsi3, __modsi3): Likewise.
829 2007-04-25 Dirk Mueller <dmueller@suse.de>
831 * c-typeck.c (build_compound_expr): Annotate warning()
832 call with OPT_Wunused_value.
833 * tree-ssa.c (warn_uninit): Annotate warning with
835 * c-common.c (handle_sentinel_attribute): Annotate warning
836 call with OPT_Wattributes.
838 2007-04-25 Thiemo Seufer <ths@mips.com>
840 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
842 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
843 on to the assembler. Improve handling of -mno-mips16. Add handling
844 of -mno-mips3d, -mno-dsp, -mno-dspr2.
845 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
846 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
847 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
849 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
852 * config/i386/winnt.c (i386_pe_file_end): Strip only
853 USER_LABEL_PREFIX when writing export name.
855 2007-04-25 Richard Sandiford <richard@codesourcery.com>
857 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
858 sh/elf.h, vx-common.h and vxworks.h.
859 * config/sh/sh.h: Include config/vxworks-dummy.h.
860 (SUBTARGET_OVERRIDE_OPTIONS): Define.
861 (OVERRIDE_OPTIONS): Use it.
862 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
863 (vxworks_picreg): New pattern.
864 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
865 VXWORKS_OS_CPP_BUILTINS.
866 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
867 to their VXWORKS_* equivalents.
868 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
869 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
870 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
871 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
872 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
873 -mrtp/-fPIC multilibs.
874 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
875 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
876 (MULTILIB_OSDIRNAMES): Delete.
878 2007-04-25 Anatoly Sokolov <aesok@post.ru>
881 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
883 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
885 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
886 rounding mode to be specified by the caller.
887 (real_to_mpfr) Likewise.
888 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
889 include new arguments.
890 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
892 2007-04-24 Ian Lance Taylor <iant@google.com>
894 PR tree-optimization/31605
895 * tree-vrp.c (set_value_range): Check that min and max are not
896 both overflow infinities.
897 (set_value_range_to_value): New static function.
898 (extract_range_from_binary_expr): Call set_value_range_to_value.
899 (extract_range_from_cond_expr): Likewise.
900 (extract_range_from_expr): Likewise.
901 (extract_range_from_unary_expr): Likewise. Don't create a range
902 which overflows on both sides.
903 (vrp_meet): Check for a useless range.
904 (vrp_visit_phi_node): If we see a constant which looks like an
905 overflow infinity, turn off the TREE_OVERFLOW flag.
907 2007-04-24 Ian Lance Taylor <iant@google.com>
909 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
911 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
914 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
915 diagnostic message is being built.
916 * tree-pretty-print.c (dump_generic_node): Only write the
917 formatted text into BUFFER's stream if we are not building a
919 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
921 * Makefile.in (toplev.o): Depend on tree-pass.h.
923 2007-04-24 Ian Lance Taylor <iant@google.com>
925 PR tree-optimization/31602
926 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
927 conditionals in the copied loop header.
928 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
929 warnings if TREE_NO_WARNING is set.
930 * doc/invoke.texi (Warning Options): Clarify that
931 -Wstrict-overflow does not warn about loops.
933 2007-04-24 Janis Johnson <janis187@us.ibm.com>
935 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
936 expand on the comment about _Decimal128 arguments and check the
937 integer result of the modulus operation; for 64-bit ELF ABI, ensure
938 that _Decimal128 argument uses even/odd register pair.
939 (function_arg): Ditto.
941 2007-04-24 Hui-May Chang <hm.chang@apple.com>
943 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
944 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
946 2007-04-24 Richard Guenther <rguenther@suse.de>
947 Olga Golovanevsky <olga@il.ibm.com>
949 * fold-const.c (multiple_of_p): Check for bottom
952 2007-04-24 Richard Henderson <rth@redhat.com>
954 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
955 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
956 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
957 looking for non-zero bits shifted out. Avoid a recursive call
958 when constructing the scalar.
959 (__floatundisf): Likewise.
961 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
963 * dwarf2out.c (field_byte_offset): Move the existing logic
964 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
965 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
967 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
970 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
971 argument of 0 for memset.
972 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
973 unsigned shift instead of the signed variant.
975 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
977 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
978 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
979 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
980 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
981 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
982 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
983 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
984 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
985 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
986 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
987 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
988 "mul<mode>3", "div<mode>3"): Insn definitions added.
989 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
990 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
991 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
992 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
993 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
994 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
995 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
996 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
997 TARGET_FLOAT_FORMAT): Macro definitions removed.
998 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
999 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1000 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1001 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1002 (s390_gen_rtx_const_DI): Function removed.
1003 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1005 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1007 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1008 over an external ffs function.
1010 2007-04-24 Chao-ying Fu <fu@mips.com>
1011 Richard Sandiford <richard@nildram.co.uk>
1013 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1014 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1015 (smadd_widen_optab, umadd_widen_optab): Define.
1016 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1018 * genopinit.c (optabs): Fill in smadd_widen_optab and
1020 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1021 and umadd_widen_optab to implement multiply-add sequences.
1022 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1023 (<u>maddsidi4): ...this. Extend condition to include
1024 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1025 of operand 0 to "ka" and use the three-operand form of madd<u>
1027 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1029 * config/mips/constraints.md (ka): New register constraint.
1031 2007-04-24 Jan Hubicka <j@suse.cz>
1035 2007-04-23 Jan Hubicka <jh@suse.cz>
1036 * function.c (init_function_start): Don't init line number info.
1037 (expand_function_end): Update.
1038 (reset_block_changes, record_block_change, finalize_block_changes,
1039 check_block_change, free_block_changes): Kill.
1040 * function.h (reset_block_changes, record_block_change,
1041 finalize_block_changes, check_block_change, free_block_changes): Remove
1043 (struct function): Remove ib_boundaries_block.
1044 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1045 Use curr_insn_locator to initialize locator.
1046 (emit_line_note): Remove.
1047 * cfgexpand.c (expand_gimple_cond_expr): Update.
1048 (construct_exit_block): Likewise.
1049 (tree_expand_cfg): Initialize/finalize locators.
1050 * expr.c (expand_expr_real): Update.
1051 * cfglayout.c (line_locators_locs, line_locators_lines,
1052 file_locators_locs, file_locators_files): Remove.
1053 (set_block_levels): Move to cfgexpand.c.
1054 (insn_locators_initialize): Remove.
1055 (pass_insn_locators_initialize): Remove.
1056 (locations_locators_locs, locations_locators_vals): New static vars.
1057 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1059 (insn_locators_alloc, insn_locators_finalize,
1060 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1062 (locator_location): New.
1063 (locator_line, locator_file): Rewrite.
1064 * rtl.h (emit_line_note): Kill.
1065 (insn_locators_alloc, insn_locators_finalize,
1066 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1068 * tree-inline.c (initialize_cfun): Do not initialize
1069 ib_boundaries_block.
1070 * passes.c (pass_insn_locators_initialize): Remove.
1072 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1074 * doc/invoke.texi: Removed leading '-' from option index entries.
1076 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1078 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1080 (create_phi_node): Use set_phi_nodes.
1081 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1082 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1083 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1084 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1085 (bsi_start, bsi_last): Use bb_stmt_list.
1086 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1087 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1088 Traverse the statements using tsi iterator.
1089 * basic-block.h (struct basic_block_def): Fields stmt_list
1090 and phi_nodes moved to ...
1091 (struct tree_bb_info): ... new structure.
1092 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1093 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1094 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1095 (tree_verify_flow_info): Verify that il.tree is not set for
1096 entry and exit block.
1097 (tree_split_block): Use set_bb_stmt_list.
1099 2007-04-23 Mike Stump <mrs@apple.com>
1101 * config/i386/i386.c (ix86_tune_features
1102 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1105 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1107 * config/i386/i386.md (prefix_extra): New attribute.
1108 (length): Add prefix_extra.
1110 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1111 (sse2_movntv2di): Likewise.
1112 (sse2_cvtps2dq): Likewise.
1113 (sse2_cvtpd2pi): Likewise.
1114 (sse2_cvttpd2pi): Likewise.
1115 (*sse2_cvtpd2ps): Likewise.
1116 (*add<mode>3): Likewise.
1117 (sse2_ssadd<mode>3): Likewise.
1118 (sse2_usadd<mode>3): Likewise.
1119 (*sub<mode>3): Likewise.
1120 (sse2_sssub<mode>3): Likewise.
1121 (sse2_ussub<mode>3): Likewise.
1122 (*mulv8hi3): Likewise.
1123 (*smulv8hi3_highpart): Likewise.
1124 (*umulv8hi3_highpart): Likewise.
1125 (sse2_umulv2siv2di3): Likewise.
1126 (sse2_pmaddwd): Likewise.
1127 (ashr<mode>3): Likewise.
1128 (lshr<mode>3): Likewise.
1129 (ashl<mode>3): Likewise.
1130 (sse2_ashlti3): Likewise.
1131 (sse2_lshrti3): Likewise.
1132 (*umaxv16qi3): Likewise.
1133 (*smaxv8hi3): Likewise.
1134 (*uminv16qi3): Likewise.
1135 (*sminv8hi3): Likewise.
1136 (sse2_eq<mode>3): Likewise.
1137 (sse2_gt<mode>3): Likewise.
1138 (*and<mode>3): Likewise.
1139 (sse2_nand<mode>3): Likewise.
1140 (*ior<mode>3): Likewise.
1141 (*xor<mode>3): Likewise.
1142 (sse2_packsswb): Likewise.
1143 (sse2_packssdw): Likewise.
1144 (sse2_packuswb): Likewise.
1145 (sse2_punpckhbw): Likewise.
1146 (sse2_punpcklbw): Likewise.
1147 (sse2_punpckhwd): Likewise.
1148 (sse2_punpcklwd): Likewise.
1149 (sse2_punpckhdq): Likewise.
1150 (sse2_punpckldq): Likewise.
1151 (sse2_punpckhqdq): Likewise.
1152 (sse2_punpcklqdq): Likewise.
1153 (*sse2_pinsrw): Likewise.
1154 (*sse2_pextrw): Likewise.
1155 (sse2_pshufd_1): Likewise.
1156 (sse2_uavgv16qi3): Likewise.
1157 (sse2_uavgv8hi3): Likewise.
1158 (sse2_psadbw): Likewise.
1159 (sse2_pmovmskb): Likewise.
1160 (*sse2_maskmovdqu): Likewise.
1161 (*sse2_maskmovdqu_rex64): Likewise.
1162 (sse4a_extrqi): Likewise.
1163 (sse4a_extrq): Likewise.
1164 (sse3_lddqu): Set prefix_rep.
1165 (sse3_addsubv4sf3): Likewise.
1166 (sse3_haddv4sf3): Likewise.
1167 (sse3_hsubv4sf3): Likewise.
1168 (sse_cvtss2si): Likewise.
1169 (sse_cvtss2si_2): Likewise.
1170 (sse_cvtss2siq): Likewise.
1171 (sse_cvtss2siq_2): Likewise.
1172 (sse_cvttss2si): Likewise.
1173 (sse_cvttss2siq): Likewise.
1174 (sse2_cvttps2dq): Likewise.
1175 (sse3_movshdup): Likewise.
1176 (sse3_movsldup): Likewise.
1177 (sse2_cvtsd2si): Likewise.
1178 (sse2_cvtsd2si_2): Likewise.
1179 (sse2_cvtsd2siq): Likewise.
1180 (sse2_cvtsd2siq_2): Likewise.
1181 (sse2_cvttsd2si): Likewise.
1182 (sse2_cvttsd2siq): Likewise.
1183 (*sse2_cvtpd2dq): Likewise.
1184 (*sse2_cvttpd2dq): Likewise.
1185 (sse2_pshuflw_1): Likewise.
1186 (sse2_pshufhw_1): Likewise.
1187 (sse4a_insertqi): Likewise.
1188 (sse4a_insertq): Likewise.
1189 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1190 (ssse3_phadddv4si3): Likewise.
1191 (ssse3_phaddswv8hi3): Likewise.
1192 (ssse3_phsubwv8hi3): Likewise.
1193 (ssse3_phsubdv4si3): Likewise.
1194 (ssse3_phsubswv8hi3): Likewise.
1195 (ssse3_pmaddubswv8hi3): Likewise.
1196 (ssse3_pmulhrswv8hi3): Likewise.
1197 (ssse3_pshufbv16qi3): Likewise.
1198 (ssse3_psign<mode>3): Likewise.
1199 (ssse3_palignrti): Likewise.
1200 (abs<mode>2): Likewise.
1201 (ssse3_phaddwv4hi3): Set prefix_extra.
1202 (ssse3_phadddv2si3): Likewise.
1203 (ssse3_phaddswv4hi3): Likewise.
1204 (ssse3_phsubwv4hi3): Likewise.
1205 (ssse3_phsubdv2si3): Likewise.
1206 (ssse3_phsubswv4hi3): Likewise.
1207 (ssse3_pmaddubswv4hi3): Likewise.
1208 (ssse3_pmulhrswv4hi3): Likewise.
1209 (ssse3_pshufbv8qi3): Likewise.
1210 (ssse3_psign<mode>3): Likewise.
1211 (ssse3_palignrdi): Likewise.
1212 (abs<mode>2): Likewise.
1213 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1214 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1215 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1217 2007-04-23 Nick Clifton <nickc@redhat.com>
1219 * params.def: Fix formatting of emacs local variables.
1221 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1223 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1224 move if inter-unit move isn't allowed.
1225 Don't split moving the first element of V2DI to DI to inter-unit
1226 move if inter-unit move isn't allowed.
1228 2007-04-23 Richard Guenther <rguenther@suse.de>
1230 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1231 and CDI_POST_DOMINATORS separately.
1233 2007-04-23 Nick Clifton <nickc@redhat.com>
1235 * c.opt (Wformat-contains-nul): Add warning attribute.
1237 2007-04-23 Jan Hubicka <jh@suse.cz>
1239 * function.c (init_function_start): Don't init line number info.
1240 (expand_function_end): Update.
1241 (reset_block_changes, record_block_change, finalize_block_changes,
1242 check_block_change, free_block_changes): Kill.
1243 * function.h (reset_block_changes, record_block_change,
1244 finalize_block_changes, check_block_change, free_block_changes): Remove
1246 (struct function): Remove ib_boundaries_block.
1247 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1248 Use curr_insn_locator to initialize locator.
1249 (emit_line_note): Remove.
1250 * cfgexpand.c (expand_gimple_cond_expr): Update.
1251 (construct_exit_block): Likewise.
1252 (tree_expand_cfg): Initialize/finalize locators.
1253 * expr.c (expand_expr_real): Update.
1254 * cfglayout.c (line_locators_locs, line_locators_lines,
1255 file_locators_locs, file_locators_files): Remove.
1256 (set_block_levels): Move to cfgexpand.c.
1257 (insn_locators_initialize): Remove.
1258 (pass_insn_locators_initialize): Remove.
1259 (locations_locators_locs, locations_locators_vals): New static vars.
1260 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1262 (insn_locators_alloc, insn_locators_finalize,
1263 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1265 (locator_location): New.
1266 (locator_line, locator_file): Rewrite.
1267 * rtl.h (emit_line_note): Kill.
1268 (insn_locators_alloc, insn_locators_finalize,
1269 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1271 * tree-inline.c (initialize_cfun): Do not initialize
1272 ib_boundaries_block.
1273 * passes.c (pass_insn_locators_initialize): Remove.
1275 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1278 * expr.c (reduce_to_bit_field_precision): Handle
1281 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
1283 PR tree-optimization/24659
1284 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
1285 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
1286 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
1287 * genopinit.c (optabs): Rename vec_pack_mod_optab
1288 to vec_pack_trunc_optab.
1289 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
1290 early for scalar floating point operands for NOP_EXPR.
1291 (vectorizable_type_promotion): Ditto.
1292 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
1293 vec_pack_trunc_optab.
1294 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
1296 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
1297 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
1298 Rename from VEC_PACK_MOD_EXPR.
1299 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
1300 * expr.c (expand_expr_real_1): Ditto.
1301 * tree-inline.c (estimate_num_insns_1): Ditto.
1302 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1304 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
1305 (vec_unpacks_lo_v4sf): Ditto.
1306 (vec_pack_trunc_v2df): Ditto.
1307 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
1308 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1309 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
1311 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
1313 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1315 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
1316 Rename from VEC_PACK_MOD_EXPR. This expression also represent
1317 packing of floating point operands.
1318 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
1319 represent unpacking of floating point operands.
1320 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
1321 [vec_unpacks_hi]: Ditto.
1322 [vec_unpacks_lo]: Ditto.
1324 2007-04-22 Jan Hubicka <jh@suse.cz>
1326 * final.c (rest_of_handle_final): Call
1327 targetm.asm_out.constructor/targetm.asm_out.destructor
1328 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
1329 proper priority via decl_*_priority_insert.
1330 * c-common.c (c_expand_body): Likewise.
1332 2007-04-22 Richard Guenther <rguenther@suse.de>
1334 PR tree-optimization/29789
1335 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
1336 (rewrite_reciprocal): New helper split out from
1337 determine_invariantness_stmt.
1338 (rewrite_bittest): Likewise.
1339 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
1340 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
1343 2007-04-22 Revital Eres <eres@il.ibm.com>
1345 * loop-unroll.c (var_to_expand): New field to support also
1346 insns of the form x = something + x.
1347 (analyze_insn_to_expand_var): Use it.
1348 (expand_var_during_unrolling): Likewise.
1350 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1352 * predict.c: Include pointer-set.h.
1353 (bb_predictions): New variable.
1354 (tree_predicted_by_p, tree_predict_edge,
1355 remove_predictions_associated_with_edge): Use bb_predictions map
1356 instead of bb->predictions.
1357 (clear_bb_predictions, assert_is_empty): New functions.
1358 (combine_predictions_for_bb): Use bb_predictions map. Call
1359 clear_bb_predictions.
1360 (tree_estimate_probability): Create and free bb_predictions map.
1361 * Makefile.in (predict.o): Add pointer-set.h dependency.
1362 * basic-block.h (struct basic_block_def): Remove predictions
1364 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
1366 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1369 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
1372 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1374 * timevar.c (timevar_print): Change reference of --disable-checking to
1375 --enable-checking=release. Also warn if assert checking is disabled.
1377 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1380 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
1381 decl as addressable if the compound literal was marked as
1383 Mark the decl as a gimple register if it is a complex or
1384 vector decl and does not live in memory.
1386 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1388 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
1389 (GENERIC_NEXT): New function macro.
1390 (PHI_CHAIN): Use phi_node's new chain variable.
1391 (tree_phi_node): Change tree_common to tree_base
1392 and add the chain field.
1393 * tree-phinodes.c (make_phi_node): Don't set
1394 TREE_TYPE on the new node.
1395 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
1396 instead of checking GIMPLE_TUPLE_P in chain_next.
1397 * tree-vect-transform.c
1398 (get_initial_def_for_induction): Look at
1399 PHI_RESULT_TREE for the type of the phi node.
1400 (update_vuses_to_preheader): Use PHI_CHAIN
1401 instead of TREE_CHAIN on the phi node.
1402 * tree-ssa-structalias.c (compute_points_to_sets):
1404 (ipa_pta_execute): Likewise.
1406 2007-04-21 Richard Guenther <rguenther@suse.de>
1409 * fold-const.c (fold_unary): Call fold_convert_const on the
1412 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
1414 * gcse.c (store_killed_in_insn): Handle PARALLELs.
1415 (store_killed_in_pat): New.
1417 2007-04-20 Richard Henderson <rth@redhat.com>
1420 * config/i386/i386.c (type_has_variadic_args_p): Look for any
1421 TREE_LIST with a void_type_node value, not void_list_node exactly.
1423 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
1425 * doc/standards.texi: Re-arrange into language-specific
1426 subsections. Add a C++ section, documenting which standards we
1429 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1431 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
1432 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
1434 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
1436 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
1437 ecrti.o and crtbegin.o.
1438 (LIB_DEFAULT_SPEC): Include -lc.
1439 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
1441 2007-04-20 Richard Henderson <rth@redhat.com>
1444 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
1445 argument; update all callers.
1446 (get_unaligned_offset): New.
1447 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
1448 get_unaligned_address, just pass on the address directly.
1449 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
1450 the subreg in the helper patterns.
1451 (unaligned_extendqidi_le): Use get_unaligned_offset.
1452 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
1453 (unaligned_extendhidi_be): Likewise.
1454 (unaligned_extendhidi): Tidy.
1455 * config/alpha/alpha-protos.h: Update.
1457 2007-04-20 Richard Henderson <rth@redhat.com>
1459 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
1460 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1461 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
1462 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1463 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1464 (CPP_SPEC): Don't include %(cpp_subtarget).
1465 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
1466 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1467 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
1469 2007-04-20 Jakub Jelinek <jakub@redhat.com>
1471 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
1472 for __builtin_ia32_cmpordss.
1474 PR tree-optimization/31632
1475 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1476 and arg1 for optimizations of comparison against min/max values.
1477 Fold arg0 to arg1's type for optimizations of comparison against
1478 min+1 and max-1 values.
1480 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
1482 * reload.c (combine_reloads): When trying to use a dying register,
1483 check whether it's uninitialized and don't use if so.
1485 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
1487 * fold-const.c: Remove prototypes for native_encode_expr and
1488 native_interpret_expr.
1489 (native_encode_expr): Make non-static.
1490 (native_interpret_expr): Likewise.
1491 * tree.h: Add prototypes for the above.
1493 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1495 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
1496 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
1497 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
1498 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
1499 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
1500 Add length attributes.
1502 2007-04-19 Janis Johnson <janis187@us.ibm.com>
1504 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
1507 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
1508 __STDC_WANT_DEC_FP__.
1510 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1512 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
1513 for long double compatibility.
1514 * configure: Regenerate.
1516 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1518 PR rtl-optimization/29841
1519 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
1521 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
1522 that may cause control flow transfer from being moved.
1524 2007-04-18 Jan Hubicka <jh@suse.cz>
1526 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
1529 2007-04-18 Eric Christopher <echristo@apple.com>
1531 * config/rs6000/darwin.md (load_macho_picbase): Use link register
1532 only. Update operands.
1533 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
1534 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
1535 link register to pic register.
1537 2007-04-18 Dirk Mueller <dmueller@suse.de>
1540 * tree-vrp.c (search_for_addr_array): New.
1541 (check_array_bounds): Suppress warning about
1542 address taken of array refs if its not de-referenced.
1544 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1546 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
1547 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
1549 * tree-vectorizer.h (NITERS_KNOWN_P): New.
1550 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
1551 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
1553 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1555 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
1557 (vect_analyze_scalar_cycles): Fix indentation.
1558 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
1559 (vect_mark_relevant): Include phis in relevance analysis.
1561 * tree-vect-transform.c (vect_transform_loop): Add an assert.
1563 2007-04-18 Anatoly Sokolov <aesok@post.ru>
1565 * config/avr/avr.c (ptrreg_to_str): Replace error() with
1566 output_operand_lossage().
1568 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1570 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
1571 the unused code for reduction without adjust-in-epilog to simplify the
1574 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
1576 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
1577 (S390_TDC_NEGATIVE_ZERO): New constant.
1578 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
1579 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
1580 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
1581 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
1582 (S390_TDC_POSITIVE_INFINITY): New constant.
1583 (S390_TDC_NEGATIVE_INFINITY): New constant.
1584 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
1585 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
1586 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
1587 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
1588 (S390_TDC_INFINITY): New constant.
1589 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
1590 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
1591 optimization for UNSPEC_CCZ_TO_INT.
1592 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
1593 ("*ccz_to_int"): New insn.
1594 ("isinf<mode>2"): New insn.
1595 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
1596 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
1597 (UNSPEC_CCZ_TO_INT): New constant.
1599 2007-04-18 Richard Guenther <rguenther@suse.de>
1601 PR tree-optimization/19431
1602 PR tree-optimization/21463
1603 * tree-pass.h (pass_phiprop): Declare.
1604 * passes.c (init_optimization_passes): New phiprop pass.
1605 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
1606 (phivn_valid_p): New helper function.
1607 (phiprop_insert_phi): Likewise.
1608 (propagate_with_phi): Likewise.
1609 (tree_ssa_phiprop): New propagator propagating loads
1610 through phi nodes if profitable.
1612 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1614 * tree-vect-analyze.c (process_use): New function.
1615 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
1616 Check phis in all bbs.
1617 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
1620 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1622 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
1625 2007-04-17 Anatoly Sokolov <aesok@post.ru>
1628 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1631 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
1633 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1635 (sse_vmmulv4sf3): Likewise.
1636 (sse2_vmaddv2df3): Likewise.
1637 (sse2_vmmulv2df3): Likewise.
1639 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
1641 PR rtl-optimization/31360
1642 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
1643 (target_reg_cost): New.
1644 (init_set_costs): Initialize target_reg_cost. Add comments
1645 regarding the rationale of the costs.
1646 (global_cost_for_size): Renamed to...
1647 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
1648 of register pressure.
1649 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
1650 estimate_reg_pressure_cost. Add number of ivs.
1651 (determine_set_costs): Dump target_reg_cost.
1652 * loop-invariant.c (gain_for_invariant): Use
1653 estimate_reg_pressure_cost. Removed n_inv_uses argument.
1654 (best_gain_for_invariant, find_invariants_to_move): Remove
1656 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
1657 (target_reg_cost): Declare.
1658 (global_cost_for_size): Declaration removed.
1659 (estimate_reg_pressure_cost): Declare.
1661 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
1663 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
1664 regnos into even/odd register pairs.
1665 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
1666 TDmode similar to the other floating point modes.
1667 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
1668 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
1670 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
1671 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
1672 (movdd_hardfloat64): Use TARGET_MFPGPR.
1674 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
1676 * reload1.c (delete_output_reload): Don't count output in n_inherited.
1679 2005-01-05 Richard Henderson <rth@redhat.com>
1681 * reload1.c (do_input_reload): Restrict the optimization deleteing
1682 a previous output reload to RELOAD_FOR_INPUT.
1684 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
1686 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
1687 induc_vec_info_type.
1688 (vectorizable_induction): New function declaration.
1689 * tree-vect-transform.c (get_initial_def_for_induction): No need to
1690 check if already vectorized. Find first place in BB where new stmts
1691 can be inserted. Takes only one argument.
1692 (vectorizable_induction): New function.
1693 (vect_transform_stmt): Add case for induc_vec_info_type to call
1694 vectorizable_induction.
1695 (vect_transform_loop): Consider phis for vectorization.
1696 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
1698 (analyze_operations): Call vectorizable_induction when analyzing phis.
1700 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
1701 (vect_mark_relevant): Include phis in relevance analysis.
1702 (vect_mark_stmts_to_be_vectorize): Likewise.
1703 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
1705 2007-04-16 Lawrence Crowl <crowl@google.com>
1707 * doc/invoke.texi (Debugging Options): Add documentation for the
1708 -femit-struct-debug options -femit-struct-debug-baseonly,
1709 -femit-struct-debug-reduced, and
1710 -femit-struct-debug-detailed[=...].
1712 * c-opts.c (c_common_handle_option): Add
1713 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
1714 and OPT_femit_struct_debug_detailed_.
1715 * c.opt: Add specifications for
1716 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
1717 and -femit-struct-debug-detailed[=...].
1718 * opts.c (set_struct_debug_option): Parse the
1719 -femit-struct-debug-... options.
1720 * opts.c (matches_main_base, main_input_basename,
1721 main_input_baselength, base_of_path, matches_main_base): Add
1722 variables and functions to compare header base name to compilation
1724 * opts.c (should_emit_struct_debug): Add to determine to emit a
1725 structure based on the option.
1726 (dump_struct_debug) Also disabled function to debug this
1728 * opts.c (handle_options): Save the base name of the
1731 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
1732 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
1733 This hook indicates if a type is generic. Set it by default
1735 * langhooks.h (struct lang_hooks_for_types): Add a new hook
1736 to determine if a struct type is generic or not.
1737 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
1738 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
1739 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
1742 * flags.h (enum debug_info_usage): Add an enumeration to describe
1743 a program's use of a structure type.
1744 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
1745 to indicate the program's usage of the type. Filter structs based
1746 on the -femit-struct-debug-... specification.
1747 (gen_type_die): Split into two routines, gen_type_die and
1748 gen_type_die_with_usage. gen_type_die is now a wrapper
1749 that assumes direct usage.
1750 (gen_type_die_with_usage): Replace calls to gen_type_die
1751 with gen_type_die_with_usage adding the program usage of
1752 the referenced type.
1753 (dwarf2out_imported_module_or_decl): Suppress struct debug
1754 information using should_emit_struct_debug when appropriate.
1756 2007-04-16 Ian Lance Taylor <iant@google.com>
1758 PR tree-optimization/31522
1759 * tree-vrp.c (vr_phi_edge_counts): New static variable.
1760 (vrp_initialize): Allocate vr_phi_edge_counts.
1761 (vrp_visit_phi_node): Don't push to infinity if we saw a new
1762 executable edge. Drop test for all constants.
1763 (vrp_finalize): Free vrp_phi_edge_counts.
1765 * doc/cpp.texi (Common Predefined Macros): Clarify description of
1766 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1768 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
1769 predecessors at head rather than tail.
1771 2007-04-16 Matthias Klose <doko@debian.org>
1773 * config/alpha/linux.h (CPP_SPEC): Define.
1774 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
1776 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
1778 * function.h: Remove sequence_stack extern declaration.
1780 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1782 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
1784 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
1787 2007-04-16 Anatoly Sokolov <aesok@post.ru>
1789 * config/avr/avr.c (avr_arch_types): Rearranging array.
1790 (enum avr_arch): Add.
1791 (avr_mcu_types): Use avr_arch enumeration constants instead of
1793 * config/avr/avr.h (LINK_SPEC): Simplify.
1795 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1797 * config/m68k/m68k.c (m68k_libcall_value,
1798 m68k_function_value): Use macros for register names more.
1800 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
1802 (M68K_REGNAME): Use A6_REG.
1803 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
1805 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1808 * sched-int.h (struct deps): Split field 'pending_lists_length' into
1809 'pending_read_list_length' and 'pending_write_list_length'. Update
1811 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
1812 to handle two length counters instead of one. Update all uses.
1813 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
1814 two length counters instead of one.
1815 * sched-rgn.c (propagate_deps): Update to handle two length counters
1818 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
1821 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
1822 copy of source, pass it to ix86_expand_vector_set and return
1825 2007-04-16 David Ung <davidu@mips.com>
1826 Joseph Myers <joseph@codesourcery.com>
1828 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
1829 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
1830 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1831 Add 74K processor information.
1832 * config/mips/mips.md: Include 74k.md.
1833 (cpu): Add 74kc,74kf,74kx.
1834 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
1835 * config/mips/74k.md: New.
1836 * doc/invoke.texi (MIPS Options): Document 74K support.
1838 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
1840 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
1841 vectorizable_* functions.
1842 * tree-vect-transform.c (vectorizable_call): Add check for
1843 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
1844 (vectorizable_store): likewise.
1845 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
1847 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1848 (vectorizable_type_promotion, vectorizable_load): Likewise.
1849 (vectorizable_live_operation, vectorizable_condition): Likewise.
1850 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
1852 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
1854 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1856 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
1857 register numbers more.
1858 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
1859 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
1860 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
1861 FUNCTION_VALUE_REGNO_P): Likewise.
1862 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
1863 STATIC_CHAIN_REGNUM): Likewise.
1864 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
1865 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
1866 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
1867 * config/m68k/m68k.md (FP_REG): New.
1869 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1871 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
1874 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1876 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
1877 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
1880 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1882 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
1885 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1888 * c-decl.c (finish_decl): Grab the type of the decl after the call
1889 to store_init_value.
1891 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
1893 * common.opt (fforward-propagate): Fix "Optimization" annotation.
1895 2007-04-14 Jakub Jelinek <jakub@redhat.com>
1898 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
1899 post dominators and cleanup cfg before returning.
1901 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
1903 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
1904 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
1906 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
1908 * config.gcc: Recognize fido.
1909 * config/m68k/m68k-devices.def (fidoa): New.
1910 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
1912 (FL_FIDOA, TARGET_FIDOA): New.
1913 * config/m68k/m68k.opt (mfidoa): New.
1915 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1918 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
1919 when a personality function is used.
1921 2007-04-13 Bob Wilson <bob.wilson@acm.org>
1923 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
1925 2007-04-13 Mike Stump <mrs@apple.com>
1927 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
1929 * config/darwin.opt (fapple-kext): Make C++ only.
1930 * config/darwin.c (darwin_override_options): Remove code to ensure
1931 -fapple-kext is given for C++ only.
1933 2007-04-13 Richard Sandiford <richard@codesourcery.com>
1935 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
1936 * config/mips/mips.c (override_options): Call
1937 SUBTARGET_OVERRIDE_OPTIONS, if defined.
1939 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1941 * config/i386/i386.opt (msvr3-shlib): Removed.
1943 * doc/invoke.texi: Remove -msvr3-shlib.
1945 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1947 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
1948 with "popcnt" instruction.
1950 2007-04-13 Richard Guenther <rguenther@suse.de>
1952 PR tree-optimization/21258
1953 * tree-vrp.c (compare_case_labels): New helper.
1954 (find_switch_asserts): New function.
1955 (find_assert_locations): Call it for SWITCH_EXPRs.
1957 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
1959 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
1960 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
1961 check is now implied in X87_FLOAT_MODE_P.
1962 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1963 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1964 (fix_trunc<mode>_i386_fisttp): Ditto.
1965 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1966 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1967 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1968 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1969 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1970 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1971 (unnamed_splitters): Ditto.
1972 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
1973 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
1974 FIRST_SSE_REG for local functions when SSE math is enabled or
1975 for functions with sseregparm attribute.
1976 (standard_80387_constant_p): Return -1 if mode is not
1978 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
1979 (ix86_expand_compare): Ditto.
1980 (ix86_expand_carry_flag_compare): Ditto.
1981 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
1982 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
1983 DECIMAL_FLOAT_MODE_P.
1984 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
1985 of SCALAR_FLOAT_MODE_P.
1986 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
1987 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
1988 checks before FLOAT_MODE_P.
1989 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
1990 before FLOAT_MODE_P.
1995 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
1997 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
1998 Charles Wilson <libtool@cwilson.fastmail.fm>
2000 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2001 (libgcc.mvars): Don't depend on them.
2002 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2003 * exec-tool.in: New.
2005 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2007 * doc/invoke.text (--help): Document --help=common.
2009 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2011 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2013 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2015 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2016 * genemit.c (main): Emit #include "integrate.h".
2017 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2018 (LOADGP_RTP): New mips_loadgp_style.
2019 * config/mips/mips.h: Include config/vxworks-dummy.h.
2020 (TARGET_RTP_PIC): New macro.
2021 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2022 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2023 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2025 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2026 -mvxworks-pic when using -mrtp and a PIC option.
2027 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2029 (mips_symbolic_constant_p, mips_symbolic_address_p)
2030 (mips_symbol_insns): Handle SYMBOL_HALF.
2031 (override_options): Warn about -G and -mrtp being used together.
2032 Initialize mips_lo_relocs[SYMBOL_HALF].
2033 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2034 (mips_emit_loadgp): Handle LOADGP_RTP.
2035 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2036 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2037 (tablejump): Handle function-relative case table entries if
2039 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2041 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2043 * config/mips/mips.md (load_call<mode>): Allow any general register.
2045 (sibcall_value_internal, sibcall_value_multiple_internal)
2046 (call_value_internal, call_value_split, call_value_multiple_internal)
2047 (call_value_multiple_split): Remove constraints from operand 0.
2049 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2051 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2052 rather than loadgp_noshared.
2053 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2054 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2056 * config/mips/mips.md (loadgp): Rename to...
2057 (loadgp_newabi): ...this.
2058 (loadgp_noshared): Rename to...
2059 (loadgp_absolute): ...this.
2061 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2063 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2064 false for locally-binding symbols.
2065 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2067 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2069 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2070 (SYMBOL_GOT_PAGE_OFST): ...this.
2071 (SYMBOL_GOT_GLOBAL): Rename to...
2072 (SYMBOL_GOT_DISP): ...this.
2073 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2074 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2075 * config/mips/mips.c (mips_global_symbol_p): New function.
2076 (mips_symbol_binds_local_p): Likewise.
2077 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2078 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2079 and mips_symbol_binds_local_p.
2080 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2081 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2082 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2084 (mips_ok_for_lazy_binding_p): New function.
2085 (mips_load_call_address, mips_expand_call): Use it.
2086 (mips_dangerous_for_la25_p): Likewise.
2087 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2088 (*got_disp<mode>): Use got_disp_operand instead of
2089 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2090 SYMBOL_GOTOFF_GLOBAL.
2091 (*got_page<mode>): Use got_page_ofst_operand instead of
2093 * config/mips/predicates.md (const_call_insn_operand): Use
2094 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2095 (global_got_operand): Rename to...
2096 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2098 (local_got_operand): Rename to...
2099 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2100 of SYMBOL_GOT_LOCAL.
2102 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2104 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2105 TARGET_CALL_CLOBBERED_GP.
2106 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2107 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2108 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2109 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2110 of TARGET_ABICALLS && !TARGET_NEWABI.
2111 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2112 * config/mips/mips.c (mips_load_call_address): Check
2113 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2114 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2115 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2116 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2117 TARGET_ABICALLS && TARGET_NEWABI.
2118 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2120 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2121 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2122 TARGET_ABICALLS && TARGET_NEWABI.
2123 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2124 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2125 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2126 whether indirect calls must use $25.
2127 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2129 * config/mips/mips.md (jal_macro): Check flag_pic and
2130 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2131 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2132 instead of TARGET_ABICALLS.
2133 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2134 TARGET_ABICALLS && TARGET_OLDABI.
2135 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2136 (sibcall): In the comment above the define_insn, mention
2137 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2138 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2139 instead of TARGET_ABICALLS.
2141 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2143 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2144 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2145 (MACFLAGS_MATCH_P): New macro.
2146 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2147 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2148 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2149 the other MACFLAG constants.
2150 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2151 (flag_machi): Tighten constraints. Renumber some of the operands.
2152 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2154 (flag_machi_parts_acconly): New pattern.
2155 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2157 (flag_macinit1hi): Tighten constraints.
2158 (flag_mul_macv2hi_parts_acconly): New pattern.
2160 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2161 Use a more efficient implementation.
2162 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2163 inline sequences when not optimizing for size.
2165 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2166 movhi_high2low): Delete, merge functionality into...
2167 (packv2hi): ... this pattern.
2169 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2170 * config/bfin/bfin.opt (msim): New option.
2171 (mcpu=): New option.
2172 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2173 (bfin_cpu_t): Typedef of enum bfin_cpu.
2174 (bfin_cpu_type): New declaration.
2175 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2176 -msim and -mcpu= options.
2177 (LIB_SPEC): Likewise.
2178 * config/bfin/bfin.c (bfin_cpu_type): Define.
2179 (bfin_handle_option): Handle -mcpu= option.
2180 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2181 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2182 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2184 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2186 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2187 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2188 (powerpc-wrs-vxworksae): Use ${tm_file}.
2189 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2190 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2191 * config/i386/vx-common.h: New file.
2193 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2195 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2198 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2200 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2203 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2207 * c-common.c (c_build_qualified_type): Set canonical type
2210 2007-04-12 Richard Guenther <rguenther@suse.de>
2212 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2213 lower bound and element size if lower bound is not zero
2214 or either of the ARRAY_REF operands is set.
2216 2007-04-12 Richard Guenther <rguenther@suse.de>
2218 PR tree-optimization/24689
2219 PR tree-optimization/31307
2220 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2222 * gimplify.c (canonicalize_addr_expr): To be consistent with
2223 gimplify_compound_lval only set operands two and three of
2224 ARRAY_REFs if they are not gimple_min_invariant. This makes
2225 it never at this place.
2226 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2228 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2230 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2231 null before emitting a .nsubspa directive.
2233 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2235 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2236 need_to_partition_p if there are no memory statements in the
2239 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2241 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2242 (gcd_of_steps_may_divide_p): New function.
2243 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2245 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2247 * reload.c (find_reloads_toplev, find_reloads_address,
2248 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2249 not a pointer equality test, to decide if we need to call
2250 push_reg_equiv_alt_mem.
2252 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2254 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2255 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2256 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2258 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2260 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
2261 vector to be positive.
2263 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2267 * doc/invoke.texi: Document --params max-aliased-vops and
2269 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
2270 debug_memory_partitions): Move to tree-flow.h
2271 * params.h (AVG_ALIASED_VOPS): Define.
2272 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
2274 (mp_info_t): Likewise.
2275 (get_mem_sym_stats_for): New.
2276 (set_memory_partition): Move from tree-flow-inline.h.
2277 (mark_non_addressable): Only clear the set of symbols for the
2278 partition if it exists.
2279 (dump_memory_partitions): Move from tree-ssa-operands.c
2280 (debug_memory_partitions): Likewise.
2281 (need_to_partition_p): New.
2282 (dump_mem_ref_stats): New.
2283 (debug_mem_ref_stats): New.
2284 (dump_mem_sym_stats): New.
2285 (debug_mem_sym_stats): New.
2286 (update_mem_sym_stats_from_stmt): New.
2287 (compare_mp_info_entries): New.
2288 (mp_info_cmp): Call it.
2289 (sort_mp_info): Change argument to a list of mem_sym_stats_t
2291 (get_mpt_for): Move from tree-ssa-operands.c.
2292 (find_partition_for): New.
2293 (create_partition_for): Remove.
2294 (estimate_vop_reduction): New.
2295 (update_reference_counts): New.
2296 (build_mp_info): New.
2297 (compute_memory_partitions): Refactor.
2298 Document new heuristic.
2299 Call build_mp_info, update_reference_counts,
2300 find_partition_for and estimate_vop_reduction.
2301 (compute_may_aliases): Populate virtual operands before
2302 calling debugging dumps.
2303 (delete_mem_sym_stats): New.
2304 (delete_mem_ref_stats): New.
2305 (init_mem_ref_stats): New.
2306 (init_alias_info): Call it.
2307 (maybe_create_global_var): Remove alias_info argument.
2308 Get number of call sites and number of pure/const call sites
2309 from gimple_mem_ref_stats().
2310 (dump_alias_info): Call dump_memory_partitions first.
2311 (dump_points_to_info_for): Show how many times a pointer has
2313 * opts.c (decode_options): For -O2 set --param
2314 max-aliased-vops to 500.
2315 For -O3 set --param max-aliased-vops to 1000 and --param
2316 avg-aliased-vops to 3.
2317 * fortran/options.c (gfc_init_options): Remove assignment to
2319 * tree-flow-inline.h (gimple_mem_ref_stats): New.
2320 * tree-dfa.c (dump_variable): Dump memory reference
2322 Dump NO_ALIAS* settings.
2323 (referenced_var_lookup): Tidy.
2324 (mem_sym_stats): New.
2325 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
2326 and ORIG are different SSA names for a memory partition.
2327 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
2328 * tree-flow.h (struct mem_sym_stats_d): Define.
2329 (mem_sym_stats_t): Define.
2330 (struct mem_ref_stats_d): Define.
2331 (struct gimple_df): Add field mem_ref_stats.
2332 (enum noalias_state): Define.
2333 (struct var_ann_d): Add bitfield noalias_state.
2334 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
2335 debug_mem_ref_stats, debug_memory_partitions,
2336 debug_mem_sym_stats): Declare.
2337 * tree-ssa-structalias.c (update_alias_info): Update call
2338 sites, pure/const call sites and asm sites in structure
2339 returned by gimple_mem_ref_stats.
2340 Remove local variable IS_POTENTIAL_DEREF.
2341 Increase NUM_DEREFS if the memory expression is a potential
2343 Call update_mem_sym_stats_from_stmt.
2344 If the memory references memory, call
2345 update_mem_sym_stats_from_stmt for all the direct memory
2346 symbol references found.
2347 (intra_create_variable_infos): Set noalias_state field for
2348 pointer arguments according to the value of
2349 flag_argument_noalias.
2350 * tree-ssa-structalias.h (struct alias_info): Remove fields
2351 num_calls_found and num_pure_const_calls_found.
2352 (update_mem_sym_stats_from_stmt): Declare.
2353 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
2354 Set default value to 100.
2355 (PARAM_AVG_ALIASED_VOPS): Define.
2357 2007-04-11 Richard Guenther <rguenther@suse.de>
2360 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
2361 a * -b + c as c - a * b if we honor sign dependent rounding.
2363 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2365 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
2367 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
2368 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
2370 (initialize_trampoline): Don't use old-style function definition.
2371 (bfin_secondary_reload): Mark IN_P argument as unused.
2373 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
2375 PR tree-optimization/31343
2376 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
2377 (build_polynomial_chrec): Return a scalar when the evolution is zero.
2378 * testsuite/gcc.dg/vect/pr31343.c: New.
2380 2007-04-10 Eric Christopher <echristo@apple.com>
2382 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
2383 * config/i386/i386.md (*cmpfp0): Use.
2384 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2385 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2386 (fix_trunc<mode>_i386_fisttp): Ditto.
2387 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2388 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2389 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2390 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2391 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2392 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2393 (unnamed_splitters): Ditto.
2394 * config/i386/i386.c (output_fix_trunc): Assert that
2395 we're not being passed a TFmode operand.
2397 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
2399 PR tree-optimization/31526
2400 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
2401 n_basic_blocks to find newly added blocks.
2403 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
2405 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
2407 (fix_trunc<mode>si_sse): Ditto.
2408 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
2409 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
2410 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
2411 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
2412 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
2413 expander using SSEMODEF mode macro.
2414 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
2415 expander using SSEMODEF mode macro.
2416 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
2417 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
2418 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
2419 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
2420 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
2421 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
2422 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
2423 Macroize insn using X87MODEF mode macro.
2425 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
2427 * config/i386/sse.md (sse2_pinsrw): Removed.
2428 (sse2_pextrw): Renamed to ...
2429 (*sse2_pextrw): This.
2431 2007-04-09 Jan Hubicka <jh@suse.cz>
2434 * config/i386/sse.md
2435 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
2436 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
2437 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
2438 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
2440 2007-04-09 Jan Hubicka <jh@suse.cz>
2442 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
2443 multiple fields of union.
2445 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
2447 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
2448 (create_preheaders): Check that loops are available.
2449 (fix_loop_structure): Clean up, improve comments.
2450 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
2451 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
2453 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
2454 * predict.c (tree_estimate_probability): Do not call
2455 calculate_dominance_info. Call create_preheaders.
2456 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
2457 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
2459 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
2460 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
2461 * tree-cfg.c (tree_split_edge): Make an assert more precise.
2462 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
2465 2007-04-08 Jan Hubicka <jh@suse.cz>
2467 * tree.h (maybe_fold_offset_to_component_ref): Declare.
2468 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
2469 * fold-const.c (fold_unary): Use it.
2471 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2473 * varasm.c (assemble_variable): Remove call to
2474 lang_hooks.decls.prepare_assemble_variable.
2475 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
2476 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
2477 * langhooks.h (lang_hooks_for_decls): Remove
2478 prepare_assemble_variable.
2480 2007-04-08 Mike Stump <mrs@apple.com>
2482 * config/i386/i386.c: Use inc/dec on Core2.
2484 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
2486 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
2487 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2488 lhd_tree_inlining_end_inlining): Remove.
2489 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
2490 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
2492 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
2493 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2494 lhd_tree_inlining_end_inlining): Remove prototypes.
2495 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
2496 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
2497 LANG_HOOKS_TREE_INLINING_START_INLINING,
2498 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
2500 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
2503 2007-04-08 Anatoly Sokolov <aesok@post.ru>
2506 * config/avr/predicates.md (io_address_operand): Delete predicate.
2507 (low_io_address_operand): Don't use 'mode' argument.
2508 (higth_io_address_operand): Rename ...
2509 (high_io_address_operand): ... to this. Don't use 'mode' argument.
2510 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
2513 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
2515 Revert change removing staticp.
2517 2007-04-07 Anatoly Sokolov <aesok@post.ru>
2520 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
2523 2007-04-07 Bruce Korb <bkorb@gnu.org>
2525 * c.opt: Add -Wformat-contains-nul.
2526 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
2528 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
2529 the NUL byte warning.
2531 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
2533 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
2535 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2537 * tree.c (staticp): No longer use staticp langhook.
2538 * langhooks.c (lhd_staticp): Removed.
2539 * langhooks.h (struct lang_hooks): Remove staticp.
2540 * c-common.c (c_staticp): Remove.
2541 * c-common.h (c_staticp): Ditto.
2542 * langhooks-defs.h (lhd_staticp): Ditto.
2543 (LHD_HOOKS_STATICP): Ditto
2544 * tree.h (gcc_assert_lowered): New macro.
2546 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2548 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
2549 argument "reliable".
2550 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
2551 Add argument "reliable". Propagate it through calls.
2552 (infer_loop_bounds_from_undefined): Derive number of iterations
2553 estimates from references in blocks that do not dominate loop latch.
2554 (gcov_type_to_double_int): New function.
2555 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
2556 and expected_loop_iterations_unbounded.
2557 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
2558 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
2559 * tree-data-ref.c (estimated_loop_iterations): Export.
2560 (get_references_in_stmt): Fix -- do not return addresses of local
2562 * cfgloop.h (expected_loop_iterations_unbounded,
2563 estimated_loop_iterations): Declare.
2565 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2567 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2569 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2571 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
2572 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
2573 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
2574 Use output_387_reg_move().
2575 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
2576 expander using X87MODEF12 mode macro.
2577 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
2578 choosing register preferences. Use output_387_reg_move().
2579 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
2580 instead of "x". Use output_387_reg_move().
2581 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
2582 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
2583 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
2584 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
2585 Use output_387_reg_move().
2586 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
2588 (*truncxf?f_i387 splitter): Ditto.
2590 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2592 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2593 LANG_HOOKS_SAFE_FROM_P.
2594 * expr.c (safe_from_p): Remove langhook call.
2595 * langhooks.h (lang_hooks): Remove safe_from_p.
2596 (lhd_safe_from_p): Remove prototype.
2597 * langhooks.c (lhd_safe_from_p): Remove.
2599 2007-04-06 Jan Hubicka <jh@suse.cz>
2601 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2604 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2606 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
2607 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
2608 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
2609 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
2611 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
2612 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
2614 2007-04-05 Richard Henderson <rth@redhat.com>
2616 * config/alpha/alpha.c (print_operand) [+]: Remove.
2617 (alpha_end_function): Print nop if call at end of function.
2618 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
2619 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
2620 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
2621 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
2622 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
2623 the call pattern. Update peepholes to match.
2625 2007-04-05 Janis Johnson <janis187@us.ibm.com>
2627 * doc/extend.texi (Other Builtins): Add decimal float variants
2629 * builtins.def: Ditto.
2630 * builtins.c (expand_builtin): Ditto.
2632 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
2633 H.J. Lu <hongjiu.lu@intel.com>
2636 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
2637 of V8HImode when calling ix86_binary_operator_ok.
2638 (sse2_pmaddwd): Call ix86_binary_operator_ok.
2639 (sdot_prodv8hi): Operands 1 and 2 must be register.
2641 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2643 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2644 initialize align to silence bogus warning.
2646 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2649 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2651 (struct sra_walk_fns): Remove use_all parameter from use.
2652 (sra_hash_tree): Handle BIT_FIELD_REFs.
2653 (sra_elt_hash): Don't hash bitfld blocks.
2654 (sra_elt_eq): Skip them in parent compares as well. Handle
2656 (sra_walk_expr): Don't maintain or pass down use_all_p.
2657 (scan_use): Remove use_all parameter.
2658 (scalarize_use): Likewise. Re-expand assignment to
2659 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2660 output, and re-scalarize after output. Don't mark anything
2662 (scalarize_ldst): Adjust.
2663 (scalarize_walk_gimple_modify_statement): Likewise.
2664 (build_element_name_1): Handle BIT_FIELD_REFs.
2665 (instantiate_element): Don't warn for any element whose parent
2667 (instantiate_missing_elements_1): Return the sra_elt.
2668 (canon_type_for_field): New.
2669 (try_instantiate_multiple_fields): New.
2670 (instantiate_missing_elemnts): Use them.
2671 (mark_no_warning): Removed.
2672 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2673 (REPLDUP, sra_build_elt_assignment): New.
2674 (generate_copy_inout): Use them.
2675 (generate_element_copy): Likewise. Handle bitfld differences.
2676 (generate_element_zero): Don't recurse for blocks. Use
2677 sra_build_elt_assignment.
2678 (generate_one_element_int): Take elt instead of var. Use
2679 sra_build_elt_assignment.
2680 (generate_element_init_1): Adjust.
2681 (scalarize_use, scalarize_copy): Use REPLDUP.
2682 (scalarize_ldst): Move assert before dereference.
2683 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2685 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2687 * regmove.c: Fix unused variable warnings due to previous commit.
2689 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2691 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
2692 (regmove_bb_head): Remove.
2693 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
2694 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
2695 problems with fixup_match_1.
2696 Don't initialize/free regmove_bb_head.
2698 (reg_is_remote_constant_p): If an insn is in the same basic block
2699 but not before INSN, consider it remote, too.
2701 2007-04-05 Anatoly Sokolov <aesok@post.ru>
2704 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
2705 DECL_ASSEMBLER_NAME, not the DECL_NAME.
2707 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
2709 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
2710 (CONDITIONAL_REGISTER_USAGE): Likewise.
2712 2007-04-04 Richard Henderson <rth@redhat.com>
2714 * config/alpha/lib1funcs.asm: Remove unused file.
2716 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2719 * opts.c (print_specific_help): Fix --help=<language>
2721 (common_handle_option): Support --help=common.
2723 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2726 * gcc.c (main): Do not run the linker if
2727 print_subprocess_help indicates that it shouldn't be
2730 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2733 * doc/invoke.texi (--help=): Document <languages> value, fix
2734 formatting in tables of values.
2736 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
2738 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
2739 dllimport attribute of virtual methods.
2741 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
2743 * config/score/crti.asm: Change _bss_start to __bss_start.
2744 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
2745 (OUTGOING_REG_PARM_STACK_SPACE) update.
2746 * config/score/score.opt: add options to make backend support
2747 score5, score5u, score7 and score7d.
2748 * config/score/score.md: Likewise.
2749 * config/score/misc.md: Likewise.
2750 * config/score/mac.md: Likewise.
2751 * doc/invoke.texi: Likewise.
2752 * doc/md.texi: update constraints define.
2754 2007-04-03 Richard Henderson <rth@redhat.com>
2756 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
2757 an appropriate type, use the mode instead.
2759 2007-04-03 Richard Sandiford <richard@codesourcery.com>
2761 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
2762 Set the default --with-arch setting to mips2.
2763 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
2764 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2765 (MULTILIB_OSDIRNAMES): Delete.
2766 (MULTILIB_DIRNAMES): Define.
2767 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
2768 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
2769 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
2770 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
2771 VXWORKS_OS_CPP_BUILTINS.
2772 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
2773 (MIPS_DEBUGGING_INFO): Undefine.
2774 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
2776 2007-04-03 Jakub Jelinek <jakub@redhat.com>
2779 * fold-const.c (native_encode_real): Encode real.c provided longs
2780 as a series of 32-bit native integers.
2781 (native_interpret_real): Interpret buffer as a series of 32-bit
2784 2007-04-03 Richard Guenther <rguenther@suse.de>
2786 * genpreds.c (write_insn_constraint_len): Write function
2787 optimized for CONSTRAINT_LEN implementation.
2788 (write_tm_preds_h): Output insn_constraint_len inline and
2789 use it for CONSTRAINT_LEN.
2790 (write_insn_preds_c): Don't output insn_constraint_len.
2791 * doc/md.texi (define_register_constraint): Document multi-letter
2792 constraints shall have the same length if they start with the same
2795 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2798 * config/i386/i386.md (isinf<mode>2): Expand only when
2799 TARGET_C99_FUNCTIONS is set.
2801 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2803 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
2804 (x86_64-*-linux*): Ditto.
2805 * config/i386/i386.opt (mpc): New option.
2806 * config/i386/i386.c (overrride_options): Handle
2807 ix87_precision_string.
2808 * config/i386/crtprec.c: New file.
2809 * config/i386/t-crtpc: Ditto.
2810 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
2812 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
2813 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2814 crtprec32.o, crtprec64.o and crtprec80.o.
2816 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
2818 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
2820 2007-04-02 Eric Christopher <echristo@apple.com>
2822 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
2823 limitations on darwin.
2825 2007-04-02 Anatoly Sokolov <aesok@post.ru>
2828 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
2830 2007-04-02 Dave Korn <dave.korn@artimi.com>
2832 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
2834 2007-04-02 Dave Korn <dave.korn@artimi.com>
2836 * libgcc2.h (exception_descriptor): Don't forward-declare.
2837 (__get_eh_table_language, __get_eh_table_version): Delete
2838 prototypes of long-dead functions.
2840 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
2842 * ebitmap.h: New file
2843 * ebitmap.c: New file
2844 * Makefile.in (ebitmap.o): New target.
2846 2007-04-01 Jan Hubicka <jh@suse.cz>
2848 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
2849 before very first instruction.
2851 2007-04-01 Jan Hubicka <jh@suse.cz>
2853 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
2854 waring on 64bit hosts.
2855 * bitmap.h: Fix typo in bitmap_head_def.
2857 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
2859 PR rtl-optimization/31391
2860 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
2861 into a DELETED_LABEL note, and the label is in an empty basic
2862 block, update BB_END as well as BB_HEAD.
2864 2007-04-01 Richard Henderson <rth@redhat.com>
2866 PR tree-optimization/31169
2867 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
2868 to varying if the range is outside [0, prec-1].
2870 2007-04-01 Richard Sandiford <richard@codesourcery.com>
2873 * config/mips/mips.md (load_const_gp): New insn.
2874 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
2875 the MIPS16 GP pseudo register if no_new_pseudos.
2876 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
2878 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2881 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
2883 (call_value): Likewise.
2885 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
2886 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2889 * doc/invoke.texi: (optimization options): Reword description
2890 of -ffast-math. Document its primary purpose.
2892 2007-03-31 Richard Guenther <rguenther@suse.de>
2894 * omp-low.c (splay-tree.h): Include.
2895 (lookup_decl): Replace splay-tree usage by pointer-map.
2896 (maybe_lookup_decl): Likewise.
2897 (new_omp_context): Likewise.
2898 (delete_omp_context): Likewise.
2899 * gimplify.c (splay-tree.h): Include.
2900 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
2902 (remap_ssa_name): Likewise.
2903 (remap_decl): Likewise.
2904 (remap_type_1): Likewise.
2905 (remap_type): Likewise.
2906 (copy_body_r): Likewise.
2907 (expand_call_inline): Likewise.
2908 (clone_body): Likewise.
2909 (copy_tree_r): Likewise.
2910 (remap_save_expr): Likewise.
2911 (unsave_r): Likewise.
2912 (unsave_expr_now): Likewise.
2913 (tree_function_versioning): Likewise.
2914 (build_duplicate_type): Likewise.
2915 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
2916 (struct copy_body_data): Replace splay-tree by pointer-map.
2917 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
2918 not $(SPLAY_TREE_H).
2919 (gimplify.o): Depend on $(SPLAY_TREE_H).
2920 (omp-low.p): Likewise.
2922 2007-03-31 Anatoly Sokolov <aesok@post.ru>
2924 * config/avr/predicates.md (even_register_operand,
2925 odd_register_operand): New predicates.
2926 * config/avr/avr.md (movw peephole2): New.
2927 (movw_r peephole2): New.
2929 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
2931 * tree.h (get_signed_or_unsigned_type): New.
2932 * fold-const.c (operand_equal_for_comparison_p): Use
2933 get_signed_or_unsigned_type instead of
2934 lang_hooks.types.signed_or_unsigned_type.
2935 * expr.c (store_expr): Ditto.
2936 * langhooks.c (get_signed_or_unsigned_type): New.
2937 (lhd_signed_or_unsigned_type): New.
2938 * langhooks.h (lhd_signed_or_unsigned_type): New.
2939 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
2941 2007-03-30 Richard Henderson <rth@redhat.com>
2943 * tree-ssa-loop-ivopts.c: Include target.h.
2944 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
2945 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
2946 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
2947 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
2949 2007-03-30 Richard Henderson <rth@redhat.com>
2950 Kai Tietz <kai.tietz@onevision.com>
2952 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
2954 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
2955 (TARGET_64BIT_MS_ABI): New.
2956 (DBX_REGISTER_NUMBER): Handle 64-bit.
2957 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
2958 (LONG_TYPE_SIZE): Force to 32.
2959 (REG_PARM_STACK_SPACE): New.
2960 (OUTGOING_REG_PARM_STACK_SPACE): New.
2961 (REGPARM_MAX, SSE_REGPARM_MAX): New.
2962 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
2963 (STACK_BOUNDARY): Use 128 for 64-bit.
2964 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
2965 Add 64-bit implementation.
2966 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
2968 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
2969 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
2970 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
2971 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
2972 (ix86_handle_cconv_attribute): Don't warn when ignoring if
2973 TARGET_64BIT_MS_ABI.
2974 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
2975 (ix86_pass_by_reference): Likewise.
2976 (ix86_function_value_regno_p): Likewise.
2977 (ix86_build_builtin_va_list): Likewise.
2978 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2979 (function_arg_advance_ms_64): New.
2980 (function_arg_advance): Call it.
2981 (function_arg_ms_64): New.
2982 (function_arg): Call it.
2983 (function_value_ms_64): New.
2984 (ix86_function_value_1): Call it.
2985 (return_in_memory_ms_64): New.
2986 (ix86_return_in_memory): Call it.
2987 (setup_incoming_varargs_ms_64): New.
2988 (ix86_setup_incoming_varargs): Call it.
2989 (ix86_expand_prologue): Handle 64-bit stack probing.
2990 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
2991 (output_pic_addr_const): Likewise.
2992 (x86_this_parameter): Likewise.
2993 (x86_output_mi_thunk): Likewise.
2994 (x86_function_profiler): Likewise.
2995 (TARGET_STRICT_ARGUMENT_NAMING): New.
2996 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
2997 (TARGET_64BIT_MS_ABI): New.
2998 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
2999 * config/i386/i386.md (allocate_stack_worker): Remove.
3000 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3001 describe the clobber of eax without a match_scratch.
3002 (allocate_stack_worker_postreload): Remove.
3003 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3004 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3005 (allocate_stack_worker_rex64_postreload): Remove.
3006 (allocate_stack): Handle 64-bit.
3007 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3008 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3009 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3010 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3011 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3012 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3013 * config.build (x86_64-*-mingw*): New host.
3014 * config.host (x86_64-*-mingw*): New host.
3015 * config.gcc (x86_64-*-mingw*): New target.
3016 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3018 2007-03-30 Richard Henderson <rth@redhat.com>
3019 Kai Tietz <kai.tietz@onevision.com>
3021 * c-pragma.c (struct def_pragma_macro_value): New.
3022 (struct def_pragma_macro): New.
3023 (pushed_macro_table): New.
3024 (dpm_hash, dpm_eq): New.
3025 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3026 (init_pragma): Install them.
3027 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3029 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3031 * config/avr/avr.c (avr_override_options): Clear
3032 'flag_delete_null_pointer_checks'.
3034 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3037 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3038 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3039 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3040 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3041 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3042 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3043 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3045 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3047 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3049 * regmove.c: Move all of pass_stack_adjustments from here...
3050 * combine-stack-adj.c: ...to this new file.
3051 * Makefile.in: Add rules for combine-stack-adj.o.
3053 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3055 PR tree-optimization/31383
3056 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3057 to have the same length.
3059 2007-03-30 Jan Hubicka <jh@suse.cz>
3062 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3063 availablility; add more sanity checking; ask varpool only about
3066 2007-03-29 Richard Henderson <rth@redhat.com>
3068 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3069 to decide, but __SIZEOF_LONG_LONG__.
3071 2007-03-29 Richard Henderson <rth@redhat.com>
3073 * emutls.c (struct __emutls_array): New.
3074 (emutls_destroy): Use it instead of casting element 0 from void*.
3075 (__emutls_get_address): Likewise.
3077 2007-03-29 Richard Henderson <rth@redhat.com>
3079 * varasm.c (initializer_constant_valid_p): Don't deny
3080 DECL_DLLIMPORT_P on functions.
3082 * config/i386/cygming.h: Remove function declarations.
3083 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3084 (ASM_OUTPUT_LABELREF): Remove.
3085 (COMMON_ASM_OP): Remove.
3086 (ASM_OUTPUT_COMMON): Remove.
3087 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3088 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3089 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3090 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3091 Rename from TARGET_ENCODE_SECTION_INFO.
3092 * config/i386/netware.h: Likewise.
3093 * config/i386/i386-protos.h: Update.
3094 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3095 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3096 (legitimate_constant_p): Reject dllimports.
3097 (dllimport_map, get_dllimport_decl): New.
3098 (legitimize_dllimport_symbol): New.
3099 (legitimize_address, ix86_expand_move): Use it.
3100 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3101 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3102 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3103 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3104 * config/i386/predicates.md (constant_call_address_operand): Only
3105 accept symbols; reject dllimport_p symbols.
3106 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3107 i386_pe_maybe_record_exported_symbol.
3108 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3109 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3110 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3111 trust the setting of DECL_DLLIMPORT_P.
3112 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3113 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3114 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3115 tidy the argument scanning loop.
3116 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3117 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3118 (i386_pe_strip_name_encoding): Remove.
3119 (i386_pe_binds_local_p): New.
3120 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3121 (i386_pe_output_labelref): Remove.
3122 (i386_pe_asm_output_aligned_decl_common): New.
3123 (i386_pe_maybe_record_exported_symbol): Rename from
3124 i386_pe_record_exported_symbol; check for dllexported symbols.
3126 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3128 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3129 add comment explaining why vsnprintf cannot be used.
3131 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3133 PR tree-optimization/30666
3134 * tree.c (build_complex_type): When creating type names for DWARF2
3135 debug info, create TYPE_DECLs for TYPE_NAME instead of
3137 (build_common_tree_nodes_2): Use build_complex_type when building
3138 predefined complex types, to preserve canonical types.
3140 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3142 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3143 (noce_get_alt_condition): Look at it to determine whether to
3144 reverse the condition or not.
3145 (noce_get_condition): Substitute the truth for lies.
3146 (noce_find_if_block): Set the then_else_reversed field.
3148 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3150 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3151 destination of this insn.
3152 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3153 than calling gen_rtx_SET directly. Use r0 to hold the value of
3154 'address + 4' rather than a stack based temporary which can be
3157 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3159 * config/s390/s390.c (s390_secondary_input_reload_class,
3160 s390_secondary_output_reload_class): Functions removed.
3161 (s390_secondary_reload): New function.
3162 (TARGET_SECONDARY_RELOAD): Target macro defined.
3163 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3164 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3165 * config/s390/s390.md ("reload_outti", "reload_outdi",
3166 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3167 "reload_out<mode>"): Expanders removed.
3168 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3169 "reload<mode>_nonoffmem_out"): Expanders added.
3171 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3173 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3174 SRC->DEST replacement failed anyway.
3176 2007-03-28 Mike Stump <mrs@apple.com>
3178 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3179 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3180 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3182 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3184 * config.gcc: Accept barcelona as a variant of amdfam10.
3185 * config/i386/i386.c (override_options): Likewise.
3186 * doc/invoke.texi: Likewise.
3188 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3190 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3191 offsets for BIT_FIELD_REF and COMPONENT_REF.
3193 2007-03-28 Richard Guenther <rguenther@suse.de>
3195 * tree.c (is_global_var): Move ...
3196 * tree-flow-inline.h (is_global_var): ... here.
3197 * tree.h (is_global_var): Remove declaration.
3199 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3201 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3203 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3204 * config/i386/i386.c (ix86_tune_features): Initialize new
3206 * config/i386/predicates.md (promotable_binary_operator): Use
3207 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3209 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3212 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3214 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3216 * config/fr30/fr30.md (movsi_internal): Change destination
3217 constraint from m to V and add m to the end.
3219 2007-03-28 Christian Bruel <christian.bruel@st.com>
3221 * config/sh/sh.md (movsi_i): Fix type attribute.
3223 2007-03-28 Christian Bruel <christian.bruel@st.com>
3225 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3226 (movsf_ie): Likewise.
3228 2007-03-28 Christian Bruel <christian.bruel@st.com>
3230 * config.gcc: Add sh4-300 to multilib.
3231 * config/sh/t-mlib-sh4-300: New file.
3233 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3235 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3236 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3238 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3239 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3240 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3241 "fixuns_trunctddi2"): Whitespace fix.
3243 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3245 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3246 the definition of struct sh_args.
3247 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3248 CALL_COOKIE_INT_REG_GET): Likewise.
3250 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3252 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3253 transformations are applied successfully.
3255 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3257 * tree.c (tree_contains_struct): Permit 512 tree codes.
3258 * tree.h (tree_contains_struct): Ditto.
3259 (MAX_TREE_CODES): Ditto.
3260 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
3261 SPARE member to store remaining padding bits.
3263 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3265 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
3268 2007-03-27 Janis Johnson <janis187@us.ibm.com>
3270 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
3271 * configure: Regenerate.
3273 * configure: Regenerate using the correct version of autoconf.
3275 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3277 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
3279 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
3280 regs to "__SP_L__" and "__SP_H__".
3282 2007-03-27 Richard Guenther <rguenther@suse.de>
3284 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
3285 computations with it with a HOST_WIDE_INT variable.
3287 2007-03-26 Mike Stump <mrs@apple.com>
3289 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
3290 objective-c-header, objective-c++-header and objc++-cpp-output
3292 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3294 2007-03-26 Richard Henderson <rth@redhat.com>
3297 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
3298 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
3299 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
3300 IX86_BUILTIN_PSRLQ128): New.
3301 (ix86_init_mmx_sse_builtins): Add them.
3302 (ix86_expand_builtin): Expand them.
3303 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
3304 operand 2 be TImode.
3305 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
3306 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3307 _mm_srli_epi64): Mark __B const.
3308 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
3309 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
3310 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
3311 new two-vector shift builtins.
3313 2007-03-26 Ian Lance Taylor <iant@google.com>
3315 PR tree-optimization/31345
3316 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
3317 [+INF, +INF(OVF)] into VARYING.
3319 2007-03-26 Zack Weinberg <zackw@panix.com>
3321 * gengtype-parse.c: New file.
3322 * gengtype-yacc.y: Delete.
3323 * gengtype-lex.l: Don't include gengtype-yacc.h.
3324 Define YY_DECL and yyterminate appropriately for recursive
3325 descent parser. yylval is now a string out-parameter to yylex.
3326 (HWS, EOID): New shorthand.
3327 (IWORD): Add a couple more types.
3328 (yylex): Add a setup stanza. Remove the complex rules for
3329 detecting GTY'ed types and typedefs; replace with simple
3330 keyword detectors. Adjust everything for the changed
3331 definition of yylval. Ignore all pp-directives, not just #define.
3333 (parse_file): Rename yybegin; do not call yyparse.
3335 * gengtype.c (xasprintf): Export again.
3336 (this_file): New. Use everywhere __FILE__ was being used.
3337 (get_lang_bitmap): Special case types defined in gengtype.c.
3338 (do_typedef, new_structure): Suppress definition of certain types.
3339 (new_structure): Improve diagnostics of duplicate definitions.
3340 Make sure location_s is associated with input.h.
3341 (nreverse_pairs, define_location_structures): New functions.
3342 (main): Improve tagging of kludge types. Remove old kludges
3343 for input.h types; use define_location_structures.
3344 * gengtype.h: Update prototypes. Define token codes here.
3345 * Makefile.in: Remove all references to gengtype-yacc.
3346 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
3348 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
3349 add GTY((skip)) to the field that's only conditionally there.
3350 * doc/install.texi: Document that Bison is no longer required
3351 unless building treelang.
3353 * gengtype.c: Don't include gtyp-gen.h.
3354 (srcdir): Declare here.
3355 (base_files, lang_dir_names): Allocate dynamically.
3356 (gt_files, num_gt_files, num_lang_dirs): New globals.
3357 (measure_input_list, read_input_line, read_input_list)
3358 (set_lang_bitmap): New functions.
3359 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
3360 simplify, relying on read_input_list to set up the bitmaps.
3361 (main): Arguments are no longer unused. Check for correct number
3362 of command line arguments, set srcdir and srcdir_len, then call
3363 read_input_list, before doing anything else. No need to worry
3364 about duplicates in main loop.
3365 * configure.ac: Simplify the calculation of all_gtfiles.
3366 Put language tags in there. Don't set or substitute
3367 all_gtfiles_files_langs or all_gtfiles_files_frags.
3368 * Makefile.in: Revamp the way gengtype is invoked, now that it
3369 takes a file on its command line with a much simpler format.
3370 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
3371 (GTFILES): Remove duplicates and C source files.
3372 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
3373 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
3374 * configure: Regenerate.
3376 * gengtype.h: Remove all type definitions to gengtype.c; leave
3377 only definitions of options_p, type_p, and pair_p as opaque
3378 pointers. Update prototypes.
3379 * gengtype.c: Many type definitions moved here from gengtype.h.
3380 Consolidate type definitions at the top of the file.
3381 (xvasprintf): Delete.
3382 (xasprintf): Make static.
3383 (create_nested_pointer_option): Add 'next' parameter.
3384 (create_field_all, create_field_at): New functions.
3385 (create_field): Now a thin wrapper around create_field_all.
3386 (create_optional_field): Rename create_optional_field_ and add
3387 line argument. Original name is now a macro which supplies
3389 (oprintf): Use vsnprintf directly.
3390 (close_output_files): Use fatal rather than perror/exit.
3391 (note_def_vec, note_def_vec_alloc): Use create_field_at.
3392 (main): Set progname. Don't use exit.
3393 * gengtype-yacc.y (struct_fields): Use create_field_at.
3394 (option, optionseqopt): Delete.
3395 (optionseq): Consolidate productions from option here so we
3396 can use the first argument to create_option.
3398 * gengtype-lex.l: Distinguish unions from structures in the
3399 token type. Don't call find_structure; return the tag as a string.
3400 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
3401 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
3402 Reorganize typedef_struct production accordingly.
3403 Use create_nested_ptr_option.
3404 * gengtype.c (create_nested_ptr_option): New function.
3405 * gengtype.h: Declare it.
3407 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
3408 (string_type): Don't declare.
3409 (do_scalar_typedef): Declare.
3410 (create_scalar_type): Update prototype.
3411 * gengtype.c (string_type): Make static.
3412 (scalar_nonchar, scalar_char): New.
3413 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
3414 (resolve_typedef): Use scalar_nonchar for error recovery.
3415 (create_scalar_type): Remove name_len field. Return scalar_char
3416 or scalar_nonchar as appropriate.
3417 (adjust_field_type): Look at scalar_is_char boolean to decide whether
3419 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
3421 (main): Initialize scalar_char and scalar_nonchar before calling
3423 * gengtype-lex.l: Adjust for removal of second argument to
3424 create_scalar_type. Use yylval.s instead of yylval.t when
3426 * gengtype-yacc.y: Type of SCALAR is string. Call
3427 create_scalar_type from type:SCALAR rule. Adjust for removal of
3428 second argument to create_scalar_type.
3430 * vec.h: Remove all #if IN_GENGTYPE blocks.
3431 Add comment saying that changes may require adjustments to gengtype.
3432 * gengtype.c: Don't include coretypes.h or tm.h.
3433 Add comment to inclusion of errors.h.
3434 (note_def_vec, note_def_vec_alloc): New functions.
3435 * gengtype.h: Declare new functions.
3436 * gengtype-lex.l: Don't include coretypes.h.
3437 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
3439 (update_lineno): Remove unnecessary prototype.
3440 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
3441 (VEC rule): Just return VEC_TOKEN.
3442 * gengtype-yacc.y (VEC_TOKEN): New token type.
3443 (type): Add a production for VEC(a,b).
3444 * Makefile.in: Update dependencies.
3446 * gengtype-lex.l: Remove rules for parsing pointer-to-function
3447 typedefs that use the old PARAMS macro.
3449 * gengtype-lex.l: Remove all rules and states relating to yacc
3451 * gengtype-yacc.y: Similarly.
3452 * gengtype.c (note_yacc_type): Delete function.
3453 * gengtype.h: Update prototypes.
3455 2007-03-26 Joseph Myers <joseph@codesourcery.com>
3457 * tree-pretty-print.c (dump_generic_node): Report precision of
3458 unnamed integer types.
3460 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
3462 * ifcvt.c (noce_try_store_flag_constants): Don't check
3463 no_new_pseudos here.
3464 (noce_try_store_flag_constants): Don't check no_new_pseudos.
3465 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
3466 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
3467 noce_try_sign_mask): Likewise.
3468 (if_convert): Check no_new_pseudos here.
3470 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
3472 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
3473 (noce_get_condition): Handle new then_else_reversed argument.
3474 (noce_init_if_info): Remove, fold into noce_find_if_block.
3475 (noce_process_if_block): Take a struct noce_if_info as the
3476 argument. Don't set up one based on ce_if_info. Update pointer
3477 references accordingly.
3478 (cond_move_process_if_block): Likewise.
3479 (process_if_block): Removed.
3480 (find_if_block): Removed. Move functionality two new functions,
3481 noce_find_if_block and cond_exec_find_if_block.
3482 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
3483 blocks and the symmetric IF-ELSE-JOIN case.
3484 (cond_exec_find_if_block): Also new function mostly based on old
3485 find_if_block and process_if_block.
3486 (find_if_header): Replace find_if_block call with separately
3487 guarded calls to noce_find_if_block and cond_exec_find_if_block.
3488 (find_cond_trap): Update noce_get_condition call.
3489 (dead_or_predicable): Likewise.
3491 2007-03-26 Jakub Jelinek <jakub@redhat.com>
3493 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
3495 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
3496 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
3497 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
3498 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
3499 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
3500 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
3501 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
3502 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
3503 __builtin_ia32_psrad128 builtins.
3505 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
3507 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
3508 * config/i386/constraints.md
3509 (define_constraint "I"): Use IN_RANGE macro.
3510 (define_constraint "J"): Ditto.
3511 (define_constraint "K"): Ditto.
3512 (define_constraint "M"): Ditto.
3513 (define_constraint "N"): Ditto.
3514 (define_constraint "O"): Ditto.
3515 * config/i386/predicates.md
3516 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
3517 (define_predicate "const_0_to_3_operand"): Ditto.
3518 (define_predicate "const_0_to_7_operand"): Ditto.
3519 (define_predicate "const_0_to_15_operand"): Ditto.
3520 (define_predicate "const_0_to_63_operand"): Ditto.
3521 (define_predicate "const_0_to_255_operand"): Ditto.
3522 (define_predicate "const_1_to_31_operand"): Ditto.
3523 (define_predicate "const_2_to_3_operand"): Ditto.
3524 (define_predicate "const_4_to_7_operand"): Ditto.
3526 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3528 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
3529 in SImode for save_world.
3530 * config/rs6000/altivec.md (save_world, restore_world): Convert to
3533 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
3535 PR tree-optimization/30784
3536 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
3539 2007-03-25 Revital Eres <eres@il.ibm.com>
3541 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
3542 Fold movement_possibility function into it.
3544 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3546 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
3547 (load_macho_picbase_{si,di}): Convert to LR hard reg.
3548 (call_indirect_nonlocal_darwin64): Same.
3549 (call_nonlocal_darwin64): Same.
3550 (call_value_indirect_nonlocal_darwin64): Same.
3551 (call_value_nonlocal_darwin64): Same.
3552 (sibcall_nonlocal_darwin64): Same.
3553 (sibcall_value_nonlocal_darwin64): Same.
3554 (sibcall_symbolic_64): Same.
3555 (sibcall_value_symbolic_64): Same.
3556 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
3558 (rs6000_emit_load_toc_table): Same.
3559 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
3560 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
3566 (load_toc_v4_pic_si): Same
3567 (load_toc_v4_PIC_1): Same.
3568 (load_toc_v4_PIC_1b): Same.
3569 (call_indirect_aix{32,64}): Same.
3570 (call_value_indirect_aix{32,64}): Same.
3573 (call_local{32,64}): Same.
3574 (call_value_local{32,64}): Same.
3575 (call_indirect_nonlocal_aix{32,64}): Same.
3576 (call_nonlocal_aix{32,64}): Same.
3577 (call_value_indirect_nonlocal_aix{32,64}): Same.
3578 (call_value_nonlocal_aix{32,64}): Same.
3579 (call_indirect_nonlocal_sysv<mode>): Same.
3580 (call_nonlocal_sysv<mode>): Same.
3581 (call_value_indirect_nonlocal_sysv<mode>): Same.
3582 (call_value_nonlocal_sysv<mode>): Same.
3584 (sibcall_local{32,64}): Same.
3585 (sibcall_value_local{32,64}): Same.
3586 (sibcall_nonlocal_aix{32,64}): Same.
3587 (sibcall_value_nonlocal_aix{32,64}): Same.
3588 (sibcall_nonlocal_sysv<mode>): Same.
3589 (sibcall_value): Same.
3590 (sibcall_value_nonlocal_sysv<mode>): Same.
3592 2007-03-24 Paul Brook <paul@codesourcery.com>
3594 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
3595 * config/arm/linux-eabi.h: Remove legacy syscall hack.
3597 2007-03-24 Richard Henderson <rth@redhat.com>
3599 * config/ia64/constraints.md: New file.
3600 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
3601 satisfies_constraint_?.
3602 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
3603 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
3604 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
3605 ia64_output_mi_thunk): Likewise.
3606 (ia64_const_ok_for_letter_p): Remove.
3607 (ia64_const_double_ok_for_letter_p): Remove.
3608 (ia64_extra_constraint): Remove.
3609 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
3610 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
3611 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
3612 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
3613 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
3614 EXTRA_MEMORY_CONSTRAINT): Remove.
3615 * config/ia64/ia64.md: Include constriants.md. Replace
3616 CONST_OK_FOR_? with satisfies_constraint_?.
3618 2007-03-23 Michael Meissner <michael.meissner@amd.com>
3619 H.J. Lu <hongjiu.lu@intel.com>
3621 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
3623 (name macros): Use DPD_BID_NAME to convert names properly.
3625 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
3626 decimal floating point format.
3627 (init_floating_libfuncs): Change decimal functions so that they
3628 have a "bid_" prefix if the decimal system uses the BID format,
3629 and "dpd_" prefix if the decimal system uses the DPD format.
3630 (init_interclass_conv_libfuncs): Ditto.
3631 (init_intraclass_conv_libfuncs): Ditto.
3633 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3634 using the BID format.
3636 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3637 whether we are using the BID decimal format.
3638 * configure: Regenerate.
3640 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3641 the compiler has decimal floating point enabled. Define
3642 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3645 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3646 using the BID format.
3648 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3649 whether we are using the BID decimal format.
3650 * configure: Regenerate.
3652 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3653 the compiler has decimal floating point enabled. Define
3654 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3657 * doc/install.texi (--enable-decimal-float): Document BID and DPD
3658 options, and that it is enabled for i386/x86_64 systems.
3660 * Makefile.in (enable_decimal_float): New.
3662 (DECNUMINC): Add -I$(DECNUMFMT).
3663 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
3664 to $(DECNUMFMT) from $(DECNUM).
3666 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
3667 Substitute enable_decimal_float.
3668 * configure: Regenerated.
3671 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
3674 * configure.ac: Enable decimal float for x86_64-*-linux*.
3675 * configure: Regenerated.
3678 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
3679 decimal128ClearSign to flip and clear the sign bit in decimal128.
3680 (decimal_real_maxval): Set decimal128SetSign to set the sign
3683 2007-03-23 Ian Lance Taylor <iant@google.com>
3685 * fold-const.c (fold_binary): Correct warning for X - c >= X.
3687 2007-03-23 Ian Lance Taylor <iant@google.com>
3689 * tree-dump.c (dump_files): Correct comment.
3691 2007-03-23 Ian Lance Taylor <iant@google.com>
3693 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
3695 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
3697 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
3698 in cfglayout mode. Don't go into and out of cfglayout mode.
3699 Link the blocks in the order of the constructed traces.
3700 (rest_of_handle_tracer): Adjust call to tracer.
3701 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
3702 Don't go into cfglayout mode.
3703 (rtl_loop_done): Don't go out of cfglayout mode.
3704 * cfglayout.c (relink_block_chain): New function, split out from...
3705 (fixup_reorder_chain): ...here. Remove redundant checking.
3706 (cfg_layout_finalize): Don't clear the header, footer, and aux
3707 fields here, move the code to do so to relink_block_chain. Likewise
3708 for free_original_copy_tables.
3709 * rtl.h (tracer): Update prototype.
3710 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
3711 Assert we are in cfglayout mode. Don't go into and out of cfglayout
3712 mode. Use relink_block_chain to serialize the CFG according to the
3713 new basic block order. Move targetm.cannot_modify_jumps_p check from
3715 (gate_handle_reorder_blocks): ...to here.
3716 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
3718 (gate_duplicate_computed_gotos): ...to here.
3719 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
3720 something always changes when going into and out of cfglayout mode.
3721 Perform an expensive cfg cleanup while going into cfglayout mode.
3722 Always update liveness information on HAVE_conditional_execution
3723 targets. Reserialize the basic blocks and go out of cfglayout mode.
3724 * reg-stack.c: Include cfglayout.h.
3725 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
3726 the call to reorder_basic_blocks.
3727 * basic-block.h (reorder_basic_blocks): Update prototype.
3728 (relink_block_chain): New prototype.
3729 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
3731 2007-03-23 Joseph Myers <joseph@codesourcery.com>
3733 * config/mips/mips.md (type, hazard, *movdi_32bit,
3734 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
3735 *movhi_internal, *movqi_internal, *movsf_hardfloat,
3736 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
3737 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
3738 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
3740 (movcc): Change first xfer to multi.
3741 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
3742 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
3743 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
3744 config/mips/generic.md: Change reservations using "xfer" to use
3746 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
3747 using match_operand.
3748 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
3749 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
3751 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
3753 2007-03-22 Richard Henderson <rth@redhat.com>
3755 * config/i386/i386.c: Remove unnecessary function declarations.
3756 Move targetm definition, and all related macros, to the end of
3757 the file. Resort some functions to put definitions before uses.
3758 (ix86_attribute_table): Make static. Move to end of file.
3759 (ix86_gimplify_va_arg): Make static.
3761 2007-03-22 Richard Henderson <rth@redhat.com>
3763 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
3764 don't increase local_regparm with force_align_arg_pointer check.
3765 (ix86_function_sseregparm): Assert 32-bit.
3766 (type_has_variadic_args_p): New.
3767 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
3768 type_has_variadic_args_p.
3769 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
3770 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
3771 use memset instead. Do maybe_vaarg check first; skip attribute
3772 tests if true; skip attribute tests for 64-bit.
3773 (construct_container): Remove TARGET_DEBUG_ARG.
3774 (function_arg_advance_32, function_arg_advance_64): Split out ...
3775 (function_arg_advance): ... from here.
3776 (function_arg_32, function_arg_64): Split out ...
3777 (function_arg): ... from here.
3778 (ix86_pass_by_reference): Tidy.
3779 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
3780 (function_value_32): New, from parts of ix86_function_value
3781 and ix86_value_regno.
3782 (function_value_64): New, from parts of ix86_function_value
3783 and ix86_libcall_value.
3784 (ix86_function_value_1): New.
3785 (ix86_function_value, ix86_libcall_value): Use it.
3786 (return_in_memory_32, return_in_memory_64): Split out ...
3787 (ix86_return_in_memory): ... from here.
3788 (ix86_struct_value_rtx): Skip for 64-bit.
3789 (ix86_libcall_value, ix86_value_regno): Remove.
3790 (setup_incoming_varargs_64): Split out ...
3791 (ix86_setup_incoming_varargs): ... from here.
3792 (ix86_va_start): Remove TARGET_DEBUG_ARG.
3793 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
3794 * config/i386/i386-protos.h (ix86_function_value): Remove.
3795 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
3797 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3800 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
3801 infinities not supported, otherwise emit warning if -Woverflow. On
3802 underflow, emit warning if -Woverflow.
3803 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
3805 * real.h (real_from_string): Update declaration
3807 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
3808 Richard Henderson <rth@redhat.com>
3810 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
3811 * calls.c (compute_argument_block_size, expand_call,
3812 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
3813 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
3814 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
3815 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
3816 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
3817 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
3818 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
3819 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
3822 2007-03-22 Joseph Myers <joseph@codesourcery.com>
3824 * c-incpath.c (add_sysroot_to_chain): New.
3825 (merge_include_chains): Add sysroot argument. Call
3826 add_sysroot_to_chain if sysrooted.
3827 (register_include_chains): Update call to merge_include_chains.
3828 * doc/cppopts.texi: Document use of '=' in include directory
3831 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
3833 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
3834 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
3835 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
3836 insn pattern using X87MODEF12 mode macro.
3838 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
3840 * regmove.c (regmove_optimize): Use reg_mentioned_p
3841 instead of reg_overlap_mentioned_p for DST.
3843 2007-03-21 Mike Stump <mrs@apple.com>
3845 * c.opt: Fixup for Objective-C/C++.
3847 2007-03-21 Steve Ellcey <sje@cup.hp.com>
3849 * explow.c (convert_memory_address): Fold memory reference when
3850 POINTERS_EXTEND_UNSIGNED < 0
3852 2007-03-21 Richard Henderson <rth@redhat.com>
3855 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
3856 * config/i386/mmintrin.h (__m64): Likewise.
3857 * config/i386/xmmintrin.h (__m128): Likewise.
3859 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3861 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
3862 (VXWORKS_OS_CPP_BUILTINS): Define.
3863 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
3864 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
3866 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3868 * rtl.h (constant_pool_reference_p): Delete.
3869 (find_constant_src): Declare.
3870 * rtlanal.c (find_constant_src): New function.
3871 * simplify-rtx.c (constant_pool_reference_p): Delete.
3872 * config/i386/i386.md: Use find_constant_src instead of
3873 constant_pool_reference_p/avoid_constant_pool_reference pairs.
3875 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3877 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
3878 * c-cppbuiltin.c (c_cpp_builtins): Define them.
3880 2007-03-20 Mark Mitchell <mark@codesourcery.com>
3882 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
3883 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
3884 (arm_elf_asm_constructor): Use it.
3885 (arm_elf_asm_destructor): New function.
3887 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
3889 * jump.c (mark_jump_label): Treat SEQUENCE specially.
3891 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
3893 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
3895 2007-03-19 Andrew Haley <aph@redhat.com>
3897 PR tree-optimization/31264
3898 * tree-vrp.c (register_edge_assert_for_1): Don't look though
3901 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
3903 PR rtl-optimization/30907
3904 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
3905 (fwprop_init): Always call loop_optimizer_initialize.
3906 (fwprop_done): Always call loop_optimizer_finalize.
3907 (fwprop): We always have loop info now.
3908 (gate_fwprop_addr): Remove.
3909 (pass_fwprop_addr): Use gate_fwprop as gate.
3911 PR rtl-optimization/30841
3912 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
3913 df_chain_alloc): Call df_reorganize_refs unconditionally.
3914 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
3915 refs_organized to refs_organized_size.
3916 (df_ref_create_structure): Use refs_organized_size instead of
3917 bitmap_size if refs had been organized, and keep refs_organized_size
3919 * df.h (struct df_ref_info): Change refs_organized to
3920 refs_organized_size.
3921 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
3924 2007-03-19 Mark Mitchell <mark@codesourcery.com>
3926 * except.c (output_function_exception_table): Do not reference the
3927 EH personality routine for functions that do not require an
3930 2007-03-20 Jakub Jelinek <jakub@redhat.com>
3933 * c-typeck.c (convert_for_assignment): Call comptypes for
3934 RECORD_TYPE or UNION_TYPE.
3937 * reload1.c (reload): Do invalid ASM checking after
3938 cleanup_subreg_operands.
3940 2007-03-19 Jeff Law <law@redhat.com>
3942 * tree-cfg.c (find_taken_edge): Tighten conditions for
3943 optimizing computed gotos.
3945 2007-03-19 Michael Matz <matz@suse.de>
3947 * builtins.c (expand_builtin_sync_operation,
3948 expand_builtin_compare_and_swap,
3949 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
3952 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
3953 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
3956 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3958 * doc/tm.texi: Add brackets around the return type of
3959 TARGET_SECONDARY_RELOAD.
3961 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3962 Richard Guenther <rguenther@suse.de>
3964 PR tree-optimization/31254
3965 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
3966 Use handled_component_p () where appropriate. Continue
3967 propagating into the rhs if we propagated into an INDIRECT_REF
3970 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3972 * config/s390/s390.md (op_type attribute): RRR instruction type added.
3973 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
3974 (xde, xdee): Mode attributes adjusted to support DFP modes.
3975 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
3976 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
3977 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
3978 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
3979 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
3980 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
3981 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
3983 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
3984 "movsf"): Insn definitions removed.
3985 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
3986 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
3987 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
3989 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
3990 "reload_in<mode>", "reload_out<mode>"): Expander added.
3991 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
3994 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3996 * config/s390/s390.md: Only non-functional changes. Renamed
3997 FPR mode macro to BFP all over the file.
3999 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4001 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4002 (op_type attribute): RRF instruction type added.
4003 (fT0): New mode attribute.
4004 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4005 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4006 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4007 no secondary memory is needed when moving DFmode values between GPRs
4010 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4012 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4013 inverted and documentation adjusted.
4014 ("mhard-dfp", "msoft-dfp"): New options.
4015 * config/s390/s390.c (s390_handle_arch_option): New architecture
4017 (override_options): Sanity checks for the new options added.
4018 * config.gcc: New architecture switch: z9-ec.
4019 * config/s390/s390.h (processor_flags): PF_DFP added.
4020 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4021 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4022 when the bit is NOT set so remove it from the defaults.
4024 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4026 * genemit.c (main): Print include statement for dfp.h.
4027 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4030 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4032 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4034 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4037 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4040 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4042 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4043 attr_length_call, output_call, output_indirect_call): Cleanup
4044 formatting of targetm calls.
4046 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4048 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4050 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4052 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4053 reservation, bypass and anti-bypass descriptions for these instructions.
4054 Update move patterns.
4055 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4058 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4060 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4061 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4062 (get_initial_def_for_reduction): Likewise.
4064 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4066 Fix PR tree-optimization/29922
4067 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4068 (get_representative): Removed.
4069 (value_dies_in_block_x): Update for rvuse removal.
4070 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4071 (compute_antic_aux): Handle when PHI nodes appear in
4072 non-single-successors.
4073 (dump_bitmap_of_names): Removed.
4074 (compute_antic_safe): Renamed and removed rvuse calculation.
4075 Calculate only antic safe.
4076 (insert_into_preds_of_block): Remove assert.
4077 (execute_pre): Update for renamed functions.
4078 (defer_or_phi_translate_block): New function.
4080 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4082 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4083 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4085 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4086 Follow spelling conventions.
4088 * tree-data-ref.h: Remove the prototype for analyze_array.
4090 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4092 PR tree-optimization/31041
4093 * tree-vect-transform.c (get_initial_def_for_induction): Call
4094 force_gimple_operand.
4096 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4098 * ipa-type-escape.c (look_for_casts) : Revert code to use
4099 handled_component_p due to ada test a-numaux.adb.
4101 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4103 * final.c (final_scan_insn): Alter the condition of a
4104 conditional trap if we have nonstandard CC.
4106 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4108 * configure.ac: Remove excess quoting from asm line 0 test.
4109 * configure: Rebuilt.
4111 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4113 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4114 * c-common.c (convert_and_check): Move warning logic to...
4115 (warnings_for_convert_and_check): ...here. Define.
4116 * c-common.h (warnings_for_convert_and_check): Declare.
4118 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4120 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4121 (output_call): Likewise.
4123 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4125 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4127 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4129 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4131 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4133 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4134 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4136 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4138 PR tree-optimization/31183
4139 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4140 Use double_int instead of unsigned int for representing access_strides.
4141 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4143 2007-03-16 Richard Guenther <rguenther@suse.de>
4145 PR tree-optimization/31146
4146 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4147 to allow recursion of forward_propagate_addr_expr.
4148 (forward_propagate_addr_into_variable_array_index): Likewise.
4149 (forward_propagate_addr_expr): Likewise.
4150 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4151 (forward_propagate_addr_expr_1): Recurse on simple copies
4152 instead of propagating into them. Do so for useless conversions
4154 (forward_propagate_addr_expr): Clean up unused statements after
4157 2007-03-16 Richard Guenther <rguenther@suse.de>
4159 * builtins.c (expand_builtin_cexpi): Use the right argument
4160 for the expansion via cexp.
4162 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4164 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4165 * configure: Rebuilt.
4167 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4170 * dwarf2out.c (force_type_die): Adjust comment.
4171 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4173 2007-03-15 DJ Delorie <dj@redhat.com>
4175 * config/frv/predicates.md (minmax_operator): Don't check operands
4178 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4180 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4181 Update constant estimates of number of iterations.
4182 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4183 argument renamed to "realistic".
4184 (compute_estimated_nb_iterations): Removed.
4185 (record_niter_bound): New function.
4186 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4187 call record_nonwrapping_iv with upper = false.
4188 (infer_loop_bounds_from_signedness): Pass upper argument to
4189 record_nonwrapping_iv.
4190 (estimate_numbers_of_iterations_loop): Do not call
4191 compute_estimated_nb_iterations. Record estimate based on profile
4192 information. Initialize the constant estimates of number of
4194 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4196 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4197 number of iterations is too small.
4198 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4199 (EST_NOT_AVAILABLE): Removed.
4200 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4201 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4204 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4206 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4207 Handle NE_EXPR guards.
4209 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4212 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4213 Set also -pedantic-errors by default for the preprocessor unless
4214 -fpermissive is given.
4216 2007-03-15 Richard Guenther <rguenther@suse.de>
4220 * builtins.c (expand_builtin_cexpi): As a fallback if we
4221 don't have builtins for sincos or cexp create a function
4222 declaration for cexp and expand to a call to that.
4223 (expand_builtin_int_roundingfn): Always fall
4224 back to floor/ceil and its variants even if they may be
4227 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4230 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4231 jump tables, move the call to delete_dead_jumptables from here...
4232 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4233 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4234 don't allow merging of blocks that try_redirect_by_replacing_jump
4235 also does not handle when not optimizing.
4237 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4238 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4240 * config/i386/i386.md (x86_sahf_1): Correctly handle
4243 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4246 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4247 x86_64_general_operand as operand[2] predicate. Remove "iF"
4248 from operand constraints and use "e" constraint instead.
4249 (*subti3_1, *subti3_1 splitter): Ditto.
4250 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4251 operand[1] predicate.
4253 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4255 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4256 arrays, multiply the access strides by the size of the sub-array.
4257 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4259 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4261 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
4262 the configured assembler supports the sahf mnemonic.
4263 * configure: Regenerate.
4264 * config.in: Regenerate.
4266 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
4267 emit "sahf" or ".byte\t0x9e" as asm template.
4269 2007-03-14 Michael Meissner <michael.meissner@amd.com>
4272 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
4273 option to replace hard coded TARGET_xxx in md file.
4274 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
4275 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4276 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
4277 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
4278 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
4279 (X86_TUNE_NOT_VECTORMODE): Ditto.
4280 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
4281 (TUNE_AVOID_VECTOR_DECODE): Ditto.
4282 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4283 (TUNE_SLOW_IMUL_IMM8): Ditto.
4284 (TUNE_MOVE_M1_VIA_OR): Ditto.
4285 (TUNE_NOT_UNPAIRABLE): Ditto.
4286 (TUNE_NOT_VECTORMODE): Ditto.
4288 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
4291 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
4292 tuning options instead of hard coded TARGET_xxx.
4293 (fix ssemode peephole2's): Ditto.
4294 (imul peephole2's): Ditto.
4296 (movdi_or_rex64): Ditto.
4297 (move peephole2): Ditto.
4298 (not peephole2's): Ditto.
4300 2007-03-14 Dirk Mueller <dmueller@suse.de>
4302 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
4303 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
4304 * c-parser.c (c_parser_if_body): Always add an empty statement in case
4306 * c-parser.c (c_parser_do_statement): Warn about empty body in
4308 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
4309 * doc/invoke.texi (-Wempty-body): Update documentation.
4311 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4314 * c-common.h (warn_for_div_by_zero): Declare.
4315 * c-common.c (warn_for_div_by_zero): Define.
4316 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
4319 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4321 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
4322 to PREFIX and STANDARD_PREFIX.
4324 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4325 Phil Edwards <phil@codesourcery.com>
4327 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
4328 (__gthread_once_t): Remove busy field for RTPs.
4329 (__GTHREAD_ONCE_INIT): Update accordingly.
4331 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4333 * doc/invoke.texi: Document VxWorks options.
4335 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4337 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
4339 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
4341 PR tree-optimization/30590
4342 * tree-nrv.c (tree_nrv): Check for the partial update of the
4345 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4347 * flags.h (flag_random_seed): Remove declaration, in favor of...
4348 * toplev.h (get_random_seed, set_random_seed): ... these.
4349 * tree.c (get_file_function_name): Use the former.
4350 * opts.c (common_handle_option): Use the latter.
4353 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
4356 * cse.c (cse_find_path): Do not bail out if a basic block that
4357 we already visited now becomes part of a path that starts at a
4358 different basic block. Just disallow this, to make sure we
4359 visit each basic block at most once.
4361 2007-03-13 Jan Hubicka <jh@suse.cz>
4363 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
4364 when profile esitmate is present, calls with very low frequency are
4367 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
4369 PR tree-optimization/30730
4370 PR tree-optimization/26900
4371 * tree-ssa-loop-niter.c: Include gmp.h.
4373 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
4374 split_to_var_and_offset, determine_value_range,
4375 bound_difference_of_offsetted_base, refine_bounds_using_guard,
4376 bound_difference, bounds_add, bounds_negate,
4377 number_of_iterations_ne_max, dump_affine_iv): New functions.
4378 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
4379 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
4380 difference of initial and final value of control iv to validate
4382 (number_of_iterations_cond): Add loop parameter. Determine bounds
4383 on the difference of the extremes of the control iv. Add dumps.
4384 (expand_simple_operations): Handle phi nodes.
4385 (simplify_using_initial_conditions): Do not record used conditions.
4386 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
4387 Do not set additional_info.
4388 (implies_nonnegative_p, implies_ge_p): Removed.
4389 (derive_constant_upper_bound): Do not use parameter `additional'.
4390 (record_estimate): Parameter `additional' removed. Parameter
4391 `i_bound' added. Do not call derive_constant_upper_bound.
4392 (record_nonwrapping_iv): Use derive_constant_upper_bound to
4393 bound the number of iterations estimate.
4394 (estimate_numbers_of_iterations_loop): Pass the estimate from
4395 the number of iterations analysis to record_estimate.
4396 * tree.h (multiple_of_p): Declare.
4397 * tree-scalar-evolution.c (expression_expensive_p): Removed.
4398 (scev_const_prop): Do not check expression_expensive_p.
4399 * fold-const.c (multiple_of_p): Exported.
4400 * double-int.c (double_int_mask): Exported.
4401 * double-int.h (double_int_mask): Declare.
4402 * tree-flow.h (struct tree_niter_desc): Removed additional_info
4403 field. Added max field.
4405 2007-03-13 David Taylor <taylor@candd.org>
4408 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
4411 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4414 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
4415 two unamed patterns.
4417 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
4419 * config/i386/i386.opt (mcx16, msahf): New options.
4420 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
4421 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
4423 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
4424 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
4425 Output -mcx16 and -msahf options when corresponding bit is set.
4427 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
4430 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4432 * configure.ac: Test for assembler tolerance to # 0 "".
4433 * configure, config.in: Rebuilt.
4434 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
4436 2007-03-13 Geoffrey Keating <geoffk@apple.com>
4438 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
4440 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
4441 (handle_syscall): Handle direct system calls.
4442 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
4444 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4446 * doc/invoke.texi: Fix cpp.info cross-reference.
4447 * doc/passes.texi: Fix gcc.info cross-reference.
4449 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
4451 PR tree-optimization/30835
4452 * lambda-code.c (can_convert_to_perfect_nest): Check whether
4453 bb_for_stmt is not NULL before accessing it.
4455 2007-03-12 Joseph Myers <joseph@codesourcery.com>
4457 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
4460 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4463 * doc/install.texi: Document --enable-stage1-languages
4465 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
4467 * tree-pass.h (pass_into_cfg_layout_mode,
4468 pass_outof_cfg_layout_mode): Declare.
4469 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
4470 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
4471 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
4472 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
4474 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
4476 * c-decl.c (warn_variable_length_array): New function.
4477 Refactored from grokdeclarator to handle warn_vla
4478 and handle unnamed array case.
4479 (grokdeclarator): Refactored VLA warning case.
4480 * c.opt (Wvla): New flag.
4481 * doc/invoke.texi (Wvla): New warning.
4483 2007-03-12 Richard Henderson <rth@redhat.com>
4485 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
4486 (TARGET_SECTION_TYPE_FLAGS): New.
4488 2007-03-12 Richard Henderson <rth@redhat.com>
4490 * config/darwin.c (machopic_reloc_rw_mask): New.
4491 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
4492 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
4494 2007-03-12 Mark Mitchell <mark@codesourcery.com>
4496 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
4497 * cppdefault.h (cpp_PREFIX): Document.
4498 (cpp_PREFIX_len): Likewise.
4499 (cpp_EXEC_PREFIX): New variable.
4500 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
4501 * c-incpath.c (add_standard_paths): Correct logic for relocating
4502 paths within prefix.
4504 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
4506 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
4507 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
4509 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
4510 fix_truncdfdi_sse using SSEMODEF mode macro.
4511 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
4512 fix_truncdfsi_sse using SSEMODEF mode macro.
4513 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
4514 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
4516 2007-03-12 Richard Sandiford <richard@codesourcery.com>
4518 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
4521 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
4523 * tree.h : Add multiple_of_p declaration.
4524 * fold-const.c (multiple_of_p): Make multiple_of_p public.
4525 * ipa-type-escape.c (results_of_malloc): Redundant.
4526 (visited_stmts): New. Visited stmt for walk_use_def_chains.
4527 (cast_type): Extended with new members.
4528 (check_cast): Returns cast_type.
4529 (cast): New structure for data of walk_use_def_chains.
4530 (is_malloc_result, is_cast_from_non_pointer_1,
4531 is_cast_from_non_pointer,
4532 is_array_access_through_pointer_and_index): New functions.
4533 (look_for_casts): Returns cast types.
4534 (check_call): Returns void.
4535 (okay_pointer_operation): Use support of pointer plus index,
4536 pointer plus constant and allow all multiplications.
4538 2007-03-11 Richard Guenther <rguenther@suse.de>
4540 PR tree-optimization/31115
4541 * tree-vrp.c (extract_range_from_binary_expr): Make sure
4542 the shift count is positive and non-anti-range for RSHIFT_EXPR.
4543 A shift count of zero is not special as with *_DIV_EXPR.
4544 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
4547 2007-03-11 Ian Lance Taylor <iant@google.com>
4549 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
4550 the *_DIV_EXPR codes correctly with overflow infinities.
4552 2007-03-11 Ira Rosen <irar@il.ibm.com>
4554 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
4555 indicate success/failure of the analysis. Add negation to subtrahend
4556 in case of subtraction. Fail if both operands contain constants.
4557 (create_data_ref): Fail if analyze_offset fails.
4559 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
4561 * config/i386/i386.md (frndintxf2): Rename to ...
4562 (rintxf2): ... this. Remove expander having same name.
4563 (rintsf2, rintdf2): Implement using SSEMODEF macro.
4564 (roundsf2, rounddf2): Ditto.
4565 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
4566 (lround<mode>di2, lround<mode>si2): Ditto.
4568 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
4570 * lower-subreg.c: Include except.h.
4571 (decompose_multiword_subregs): Verify that the only control flow
4572 insns we can split are loads to multi-words pseudos.
4573 Handle breaking such blocks after splitting, instead of calling
4574 find_many_sub_basic_blocks.
4576 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
4577 on the new basic block. Add a lengthy comment explaining why we
4578 thought this was necessary.
4579 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
4581 2007-03-10 Mark Mitchell <mark@codesourcery.com>
4584 * tree.c (walk_type_fields): Recurse into the element type of
4585 ARRAY_TYPEs if there is a pointer set.
4587 2007-03-10 Dirk Mueller <dmueller@suse.de>
4589 * c-common.c (warn_logical_operator): Fix condition.
4591 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
4593 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
4595 * config/darwin.c (machopic_select_section): Remove superfluous
4596 argument in call to categorize_decl_for_section. Remove unused
4599 2007-03-10 Joseph Myers <joseph@codesourcery.com>
4601 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
4603 * configure: Regenerate.
4605 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
4608 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
4609 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
4610 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
4611 Add LABEL_NUSES to emitted label.
4612 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
4613 branch probability value to emitted jump insn.
4614 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
4615 Do not check life information and do not re-arrange input operands
4616 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
4618 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4620 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
4621 the change of decode_asm_operands.
4623 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4625 * mode-switching.c (create_pre_exit): Skip blockage insn.
4627 2007-03-09 Diego Novillo <dnovillo@redhat.com>
4629 * tree-pass.h (TODO_update_smt_usage): Remove.
4631 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4635 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4637 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
4638 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
4639 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
4642 2007-03-09 Geoffrey Keating <geoffk@apple.com>
4644 * gcc.c: Document %{, in big comment at top.
4645 (input_suffix_matches): Remove special handling for .s and
4647 (input_spec_matches): New.
4648 (handle_braces): Handle %{,.
4649 (validate_switches): ',' indicates a value which is not a switch.
4650 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
4651 to detect assembler input.
4652 * config/i386/sol2.h (CPP_SPEC): Likewise.
4653 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
4654 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4655 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
4656 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4657 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
4658 -m64 causes deployment target to default to 10.5.
4659 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4661 2007-03-09 Richard Henderson <rth@redhat.com>
4664 * target.h (targetm.asm.out.reloc_rw_mask): New.
4665 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
4666 (TARGET_ASM_OUT): Use it.
4667 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
4668 * varasm.c (categorize_decl_for_section): Remove shlib argument;
4669 use the new reloc_rw_mask target hook instead.
4670 (default_section_type_flags_1): Merge into...
4671 (default_section_type_flags): ... here.
4672 (decl_readonly_section_1): Merge into...
4673 (decl_readonly_section): ... here.
4674 (default_elf_select_section_1): Merge into...
4675 (default_elf_select_section): ... here.
4676 (default_unique_section_1): Merge into...
4677 (default_unique_section): ... here.
4678 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
4679 (default_select_rtx_section): Use it.
4680 (default_elf_select_rtx_section): Likewise.
4681 * output.h: Update to match.
4682 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
4683 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
4684 (TARGET_ASM_RELOC_RW_MASK): New.
4685 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
4686 to categorize_decl_for_section.
4687 (x86_64_elf_unique_section): Likewise.
4688 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
4689 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
4690 (TARGET_ASM_RELOC_RW_MASK): New.
4691 * config/ia64/ia64.c (ia64_rwreloc_select_section,
4692 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
4693 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
4694 (TARGET_RWRELOC): Remove.
4695 (ia64_section_type_flags): Adjust call to default_section_type_flags.
4696 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4697 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
4698 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
4699 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
4700 (rs6000_xcoff_select_section): Use decl_readonly_section.
4701 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
4702 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4703 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
4704 (TARGET_SECTION_TYPE_FLAGS): Remove.
4705 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
4707 2007-03-09 Roger Sayle <roger@eyesopen.com>
4709 * fold-const.c (fold_comparison): Remove compile-time evaluation of
4710 complex constant equality/inequality comparisons for here.
4711 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
4712 known at compile-time or can be simplified to a scalar comparison.
4713 (fold_relational_const): Move compile-time evaluation of complex
4714 constant equality/inequality comparisons to here.
4716 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4718 PR rtl-optimization/30643
4719 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
4721 (fold_rtx): Recurse, like before 2006-11-03.
4723 2007-03-09 DJ Delorie <dj@redhat.com>
4725 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
4728 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
4730 PR tree-optimization/30375
4731 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
4732 LHS of statements is not the same.
4733 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
4735 2007-03-09 Chao-ying Fu <fu@mips.com>
4737 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
4739 * doc/invoke.texi (-mdspr2): Document new option.
4740 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
4741 New unspec for DSP REV 2.
4742 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
4743 these instructions are extended in DSP REV 2.
4744 (mips-dspr2.md): Include.
4745 * config/mips/mips.opt (mdspr2): New option.
4746 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
4747 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
4748 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
4749 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
4750 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
4751 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
4752 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
4754 (bdesc_map): Add one field of unsupported_target_flags.
4755 (bdesc_arrays): Update entries to have extra fields. Add
4757 (mips_init_builtins): Initialize new function types.
4758 Check unsupported_target_fileds to filter out builtins.
4759 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
4761 (ASM_SPEC): Pass mdspr2 to the assembler.
4762 * config/mips/mips-dspr2.md: New file.
4764 2007-03-09 Sa Liu <saliu@de.ibm.com>
4766 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
4768 2007-03-09 Ian Lance Taylor <iant@google.com>
4770 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
4771 argument) like -Wstrict-overflow=2.
4772 * doc/invoke.texi (Warning Options): Update documentation.
4774 2007-03-09 Dirk Mueller <dmueller@suse.de>
4777 * doc/invoke.texi (-Wlogical-op): Document.
4778 * common.opt (-Wlogical-op): New.
4779 * c-common.h (warn_logical_operator): Declare.
4780 * c-common.c (warn_logical_operator): Define.
4781 * c-typeck.c (parser_build_binary_op): Call
4782 warn_logical_operator.
4784 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4786 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
4787 * final.c (final_scan_insn): Test for non-"" file name.
4789 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
4791 * doc/loop.texi: Document the Omega linear constraints solver.
4792 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
4793 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
4794 omega-hash-table-size, omega-max-keys, and
4795 omega-eliminate-redundant-constraints.
4796 * tree-pass.h (pass_check_data_deps): Declared.
4799 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
4800 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
4801 pass_check_data_deps): New.
4802 * tree-data-ref.c (init_data_ref): Remove declaration.
4803 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
4804 (analyze_array): Renamed init_array_ref, move up initializations.
4805 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
4806 Removed arguments that are set to NULL.
4807 (analyze_indirect_ref): Correct indentation, correct call to
4809 (object_analysis): Call init_array_ref instead of analyze_array.
4810 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
4811 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
4812 of DR_ACCESS_FNS_ADDR.
4813 (init_omega_eq_with_af, omega_extract_distance_vectors,
4814 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
4815 ddr_consistent_p): New.
4816 (compute_affine_dependence): Check consistency of ddrs when
4817 flag_check_data_deps is passed.
4818 (analyze_all_data_dependences): Uncomment.
4819 (tree_check_data_deps): New.
4820 * tree-data-ref.h: Include omega.h.
4821 (DR_ACCESS_FNS_ADDR): Removed.
4822 (data_dependence_relation): Add inner_loop.
4823 (DDR_INNER_LOOP): New.
4824 * common.opt (fcheck-data-deps): New.
4825 * tree-flow.h (tree_check_data_deps): Declare.
4826 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
4827 (OBJS-common): Depend on omega.o.
4829 * passes.c (pass_check_data_deps): Scheduled.
4830 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
4831 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
4832 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
4833 PARAM_VECT_MAX_VERSION_CHECKS,
4834 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
4836 2007-03-09 Richard Guenther <rguenther@suse.de>
4838 PR tree-optimization/30904
4840 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
4841 the same way as *_DIV_EXPR.
4843 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4845 * recog.c (decode_asm_operands): No mixed declarations and code.
4847 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4849 * rtl.def (ASM_INPUT): Add location.
4850 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
4851 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
4852 (decode_asm_operands): Add loc operand.
4853 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
4854 * stmt.c (expand_asm): Rename to...
4855 (expand_asm_loc): ... this. Add locus argument. Pass it on to
4856 gen_rtx_ASM_INPUT_loc.
4857 (expand_asm_expr): Adjust.
4858 * recog.c (decode_asm_operands): Add loc operand.
4859 (check_asm_operands, extract_insn): Adjust.
4860 * reload1.c (maybe_fix_stack_asms): Likewise.
4861 * final.c (asm_insn_count): Likewise.
4862 (final_scan_insn): Output # line before and after asm.
4864 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
4866 * tree-ssa-structalias.c (variable_info): Remove
4868 (new_var_info): Ditto.
4869 (shared_bitmap_info_t): New structure.
4870 (shared_bitmap_table): New variable.
4871 (shared_bitmap_hash): New function.
4872 (shared_bitmap_eq): Ditto
4873 (shared_bitmap_lookup): Ditto.
4874 (shared_bitmap_add): Ditto.
4875 (merge_smts_into): Change to take bitmap directly.
4876 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
4877 (init_alias_vars): Init shared bitmap hashtable.
4878 (delete_points_to_sets): Delete shared bitmap hashtable.
4879 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
4880 is_aliased removal as a change that was still necessary was
4883 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
4885 * config/i386/i386.h (override_options): Conditionally disable
4886 x86_sahf for 64bit targets only.
4888 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4891 * c-decl.c (merge_decls): Don't call make_var_volatile.
4892 * varasm.c (make_var_volatile): Remove.
4893 * output.h (make_var_volatile): Remove.
4895 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
4897 PR tree-optimization/31085
4898 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
4900 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4902 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
4903 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
4904 ATTR_CONST_NOTHROW_LIST.
4906 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4909 2007-03-08 Diego Novillo <dnovillo@redhat.com>
4911 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
4913 2007-03-08 Geoffrey Keating <geoffk@apple.com>
4916 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
4918 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
4919 passed, use shared libgcc.
4921 2007-03-08 Roger Sayle <roger@eyesopen.com>
4923 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
4924 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4925 (honor_protect_cleanup_actions, lower_try_finally_switch):
4927 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
4928 ifc_temp_var): Likewise.
4929 * tree-inline.c (setup_one_parameter): Likewise.
4930 * tree-mudflap.c (mf_decl_cache_locals,
4931 mf_build_check_statement_for): Likewise.
4932 * tree-nested.c (init_tmp_var, save_tmp_var,
4933 finalize_nesting_tree_1): Likewise.
4934 * tree-outof-ssa.c (insert_copy_on_edge,
4935 insert_backedge_copies): Likewise.
4936 * tree-profile.c (tree_gen_edge_profiler,
4937 tree_gen_ic_profiler): Likewise.
4938 * tree-scalar-evolution.c (scev_const_prop): Likewise.
4939 * tree-sra.c (sra_build_assignment): Likewise.
4940 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
4941 * tree-ssa-math-opts.c (insert_reciprocals,
4942 execute_cse_sincos_1): Likewise.
4943 * tree-tailcall.c (adjust_accumulator_values,
4944 adjust_return_value): Likewise.
4945 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
4946 * tree-vect-transform.c (vect_create_data_ref_ptr,
4947 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
4948 vect_create_epilog_for_reduction, vectorizable_reduction,
4949 vectorizable_call, vectorizable_conversion,
4950 vectorizable_assignment, vectorizable_operation,
4951 vectorizable_type_demotion, vect_gen_widened_results_half,
4952 vect_permute_store_chain, vectorizable_store,
4953 vect_setup_realignment, vect_permute_load_chain,
4954 vectorizable_load, vectorizable_condition,
4955 vect_create_cond_for_align_checks): Likewise.
4956 * tree-vrp.c (build_assert_expr_for): Likewise.
4958 2007-03-08 Ian Lance Taylor <iant@google.com>
4960 * tree-vrp.c: Include "intl.h".
4961 (usable_range_p): New static function.
4962 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
4963 overflowed values, juts set *strict_overflow_p.
4964 (compare_values): Only return -2 if one of the operands is not a
4966 (compare_ranges): Call usable_range_p.
4967 (compare_range_with_value): Likewise.
4968 (vrp_evaluate_conditional_warnv): Rename from
4969 vrp_evaluate_conditional. Make static. Change all callers.
4970 (vrp_evaluate_conditional): New function.
4971 (simplify_div_or_mod_using_ranges): Issue warning about reliance
4973 (simplify_abs_using_ranges): Likewise.
4974 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
4975 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
4976 within_stmt parameter.
4977 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4978 vrp_evaluate_conditional.
4979 * tree-ssa-threadedge.c
4980 (record_temporary_equivalences_from_stmts_at_dest): Change
4981 simplify parameter to take a second tree parameter.
4982 (simplify_control_stmt_condition): Likewise.
4983 (thread_across_edge): Likewise.
4984 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
4985 (thread_across_edge): Likewise.
4986 * Makefile.in (tree-vrp.o): Depend upon intl.h.
4988 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
4990 * config/i386/i386.h (TARGET_SAHF): New define.
4991 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
4992 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
4993 (x86_sahf): New global variable.
4994 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
4995 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
4996 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
4997 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
4999 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5000 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5001 when expanding fcomi/sahf based tests.
5002 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5003 expanding sahf based alternative. Emit sahf based sequence when
5004 optimizing for code size.
5005 * config/i386/i386.md (x86_sahf_1): Do not disable for
5006 TARGET_64BIT, enable for TARGET_SAHF.
5008 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5010 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5011 spurious whitespace from error message.
5013 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5016 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5018 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5020 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5022 * tree-sra.c (instantiate_element): Propagate disabled warnings
5023 from the element itself to the created variable.
5025 2007-03-07 Richard Henderson <rth@redhat.com>
5028 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5029 silently fix up the stack in the case of a missing register.
5031 2007-03-07 Paul Brook <paul@codesourcery.com>
5033 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5035 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5037 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5039 (phase1_vrs): Use them.
5040 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5041 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5042 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5043 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5044 __gnu_Unwind_Restore_WMMXC if required.
5045 (_Unwind_VRS_Pop): Implement iWMMXt support.
5046 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5047 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5048 gnu_Unwind_Save_WMMXC): Define.
5050 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5052 * config/vxworks.h (vxworks_override_options): Declare.
5053 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5054 * config/vxworks.c: Include target.h and toplev.h.
5055 (vxworks_override_options): New function.
5056 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5058 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5060 * config/s390/s390.c (override_options): Don't emit an error when
5061 -mstack-size is used without providing -mstack-guard.
5062 (s390_emit_prologue): Choose stack_guard value automatically if not
5063 provided via command line.
5064 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5066 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5068 * config/i386/i386.c (output_set_got): Add a GOT initialization
5069 sequence for VxWorks PIC.
5070 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5071 around labels as well as symbols. Use gotoff_operand instead
5072 of local_symbolic_operand.
5073 (legitimize_pic_address): Use gotoff_operand instead of
5074 local_symbolic_operand. Use @GOT accesses for labels as
5076 (ix86_output_addr_diff_elt): Use PC-relative rather than
5077 GP-relative offsets for VxWorks PIC.
5078 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5079 no_new_pseudos. Check whether the returned register is op0.
5080 * config/i386/i386.md (tablejump): Use PC-relative rather than
5081 GP-relative offsets for VxWorks PIC.
5082 * config/i386/predicates.md (gotoff_operand): New predicate.
5084 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5086 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5088 * config/vxworks-dummy.h: New file.
5089 * config/i386/i386.h: Include it.
5091 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5093 * dwarf2out.c (is_inlined_entry_point): New
5094 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5095 DW_AT_ranges if the first subblock is the entry point.
5097 2007-03-06 David Daney <ddaney@avtrex.com>
5099 * doc/install.texi (mips-*-*): Change recommended binutils
5102 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5104 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5105 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5107 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5108 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5110 2007-03-06 Jan Hubicka <jh@suse.cz>
5112 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5113 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5115 (probably_cold_bb_p): Cold functions are cold.
5116 (probably_never_executed_bb_p): Cold functions are cold.
5117 (tree_bb_level_predictions): Predict calls to cold functions as not
5119 (compute_function_frequency): Check hot/cold attributes.
5120 * function.h (function_frequency): Update comments.
5121 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5122 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5123 (c_common_att): Add cold and hot.
5125 * doc/extend.texi (hot,cold attributes): Document.
5127 2007-03-06 Andrew Haley <aph@redhat.com>
5129 * function.c (expand_function_end): Move blockage to just after we
5130 emit the label for the naked return from the function.
5132 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5134 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5137 2007-03-06 Jan Hubicka <jh@suse.cz>
5139 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5140 loaded for constant large models. Non-large 64bit PIC can do.
5141 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5142 * cmodel.h: Add LARGE PIC.
5143 * i386.md (UNSPEC_PLTOFF): New.
5144 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5146 (*call_1_rex64): Disable for large models.
5147 (*call_1_rex64_large): New.
5148 (*call_value_1_rex64): Disable for large models.
5149 (*call_value_1_rex64_large): New.
5150 (set_rip_rex4): New.
5151 (set_got_offset_rex64): New.
5152 * predicates.md (constant_call_address_operand): For large model
5153 constant calls are not possible.
5154 * i386-protos.h (construct_plt_address): Declare.
5155 * i386.c (override_options): Accept large models.
5156 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5157 (legitimate_constant_p): Add new UNSPECs.
5158 (legitimate_pic_operand_p): Likewise.
5159 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5160 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5162 (output_pic_addr_const): Add PLTOFF.
5163 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5164 (ix86_expand_move): Legitimize pic address when in PIC mode.
5165 (construct_plt_address): New function.
5166 (ix86_expand_call): Offload the address to register and use GOT pointer
5168 * invoke.texi (mcmodel=large): Update documentation.
5170 2007-03-06 Richard Henderson <rth@redhat.com>
5172 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5173 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5174 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5175 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5176 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5177 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5178 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5179 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5180 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5181 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5182 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5183 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5184 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5185 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5186 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5187 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5188 x86_schedule, x86_use_bt, x86_pad_returns,
5189 x86_use_xchgb): Merge into ...
5190 (ix86_tune_features): ... here. New array.
5191 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5192 x86_bswap): Merge into ...
5193 (ix86_arch_features): ... here. New array.
5194 (x86_3dnow_a): Remove.
5195 (x86_accumulate_outgoing_args): Make static.
5196 (x86_arch_always_fancy_math_387): Make static.
5197 (ix86_tune_mask, ix86_arch_mask): Move ...
5198 (override_options): ... to local variables here. Apply the
5199 appropriate mask to each element of ix86_arch_features and
5200 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5201 as were done in the old macros.
5202 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5203 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5204 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5205 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5206 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5207 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5208 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5209 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5210 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5211 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5212 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5213 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5214 x86_accumulate_outgoing_args, x86_prologue_using_move,
5215 x86_epilogue_using_move, x86_decompose_lea,
5216 x86_arch_always_fancy_math_387, x86_shift1,
5217 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5218 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5219 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5220 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5221 x86_use_incdec, x86_pad_returns, x86_bswap,
5222 x86_partial_flag_reg_stall): Remove.
5223 (enum ix86_tune_indices): New.
5224 (ix86_tune_features): New.
5225 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5226 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5227 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5228 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5229 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5230 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5231 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5232 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5233 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5234 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5235 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5236 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5237 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5238 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5239 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5240 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5241 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5242 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5243 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5244 TARGET_EXT_80387_CONSTANTS): Use it.
5245 (enum ix86_arch_indices): New.
5246 (ix86_arch_features): New.
5247 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5248 TARGET_BSWAP): Use it.
5249 (ix86_tune_mask, ix86_arch_mask): Remove.
5251 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5254 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5255 Define using $${sysroot_headers_suffix}.
5256 * configure: Regenerate.
5257 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5258 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
5260 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
5261 * gcc.c (print_sysroot_headers_suffix): New.
5262 (option_map): Include --print-sysroot-headers-suffix.
5263 (display_help): Mention -print-sysroot-headers-suffix.
5264 (process_command): Handle -print-sysroot-headers-suffix.
5265 (do_spec_1): Append multilib directory to include-fixed path if
5266 sysroot suffixes in use.
5267 (main): Handle -print-sysroot-headers-suffix.
5268 * Makefile.in (start.encap): Don't depend on xlimits.h
5269 (xlimits.h): Remove.
5270 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
5271 limits.h for each multilib in fixinc_list.
5272 (fixinc_list, s-fixinc_list): New.
5273 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
5274 generate them for each multilib in fixinc_list.
5275 (stmp-fixproto): Use include-fixed. Run fixproto for each
5276 multilib in fixinc_list.
5277 (mostlyclean): Don't remove xlimits.h.
5278 (clean): Remove include-fixed.
5279 (real-install-headers-tar, real-install-headers-cpio,
5280 real-install-headers-cp): Don't copy include, only include-fixed.
5281 (install-mkheaders): Depend on fixinc_list. Don't depend on
5282 xlimits.h. Save limits.h files for each multilib in fixinc_list.
5283 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
5284 SYSTEM_HEADER_DIR setting in mkheaders.conf.
5286 2007-03-06 Jan Hubicka <jh@suse.cz>
5288 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
5291 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5293 * configure.ac: Allow tm_file to contain build-directory files.
5294 * configure: Regenerate.
5295 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
5296 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
5297 * config/m68k/print-sysroot-suffix.sh: New file.
5299 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5301 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
5302 of pic_offset_table_rtx if reload_completed.
5303 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
5304 PIC_OFFSET_TABLE_REGNUM.
5305 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
5307 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
5308 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
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 call eh_return.
5315 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5317 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5318 functions that need a constant pool.
5320 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5323 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
5324 (m68k_preferred_reload_class): Likewise.
5325 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
5326 (SECONDARY_RELOAD_CLASS): Define.
5327 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
5328 (LIMIT_RELOAD_CLASS): Delete.
5329 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
5330 registers from storing bytes.
5331 (m68k_secondary_reload_class): New function.
5332 (m68k_preferred_reload_class): Likewise.
5334 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5336 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
5338 (m68k_expand_prologue): Likewise.
5340 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5342 * config/m68k/m68k-protos.h (output_sibcall): Declare.
5343 (mips_expand_epilogue): Add a bool parameter.
5344 (m68k_legitimize_sibcall_address): Declare.
5345 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
5346 (m68k_expand_epilogue): Add a parameter to select between sibling
5347 and normal epilogues. Only generate a return for the latter.
5348 (m68k_ok_for_sibcall_p): New function.
5349 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
5350 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
5351 (sibcall_value, *sibcall_value): Likewise.
5352 (*call, *call_value): Require !SIBLING_CALL_P.
5353 (epilogue): Update call to m68k_expand_epilogue.
5354 (sibcall_epilogue): New pattern.
5355 * config/m68k/predicates.md (const_call_operand): Say that this
5356 predicate applies to sibling calls too.
5357 (sibcall_operand): New predicate.
5359 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5361 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
5362 alternatives as movsi_cf.
5363 (movsf_cf_hard): Add commentary.
5365 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
5366 Richard Sandiford <richard@codesourcery.com>
5368 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
5369 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
5370 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
5371 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
5372 as being live on exit from an interrupt function.
5373 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
5374 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
5375 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
5376 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
5377 (m68k_interrupt_function_p): Globalize.
5378 (m68k_compute_frame_layout): Remove reverse mask code.
5379 (m68k_emit_movem, m68k_set_frame_related): New functions.
5380 (m68k_output_function_prologue): Delete in favor of...
5381 (m68k_expand_prologue): ...this new function.
5382 (m68k_output_function_epilogue): Delete in favor of...
5383 (m68k_expand_epilogue): ...this new function.
5384 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
5386 (print_operand): Handle %?.
5387 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
5388 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
5389 (prologue, epilogue): New patterns.
5390 (return): Turn into a define_expand.
5391 (*return): New pattern, derived from old "return" pattern. Use rte
5392 rather than rts for interrupt functions. Only use rtd if the pop
5394 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
5395 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
5396 (link, *link, unlink, *unlink, load_got): Likewise.
5398 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5402 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
5403 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
5404 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
5405 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
5406 and m68k_matches_u_p.
5407 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
5408 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
5409 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
5410 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
5411 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
5412 (REG_STRICT_P): New macro.
5413 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
5414 PCREL_GENERAL_OPERAND_OK.
5415 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
5416 m68k_legitimate_base_reg_p.
5417 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
5418 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
5419 (PIC_CASE_VECTOR_ADDRESS): Update comment.
5420 * config/m68k/m68k.c (m68k_address): New structure.
5421 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
5422 (m68k_decompose_index, m68k_legitimate_constant_address_p)
5423 (m68k_jump_table_ref_p, m68k_decompose_address)
5424 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
5425 (m68k_matches_u_p): New functions.
5426 (print_operand_address): Rewrite to use m68k_decompose_index.
5428 2007-03-05 David Taylor <dtaylor@emc.com>
5430 * gcc.c: Correct copyright date in --version output.
5432 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5434 * pa.md: In unamed move patterns, disparge copies between general
5435 and floating point registers using '?' modifier. Don't include 'f'
5436 constraint for register preferences in DImode, SImode, HImode and
5437 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
5438 Remove constraints for copies between general and floating registers
5439 in soft-float DFmode pattern.
5440 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
5444 2007-03-05 Mike Stump <mrs@apple.com>
5446 * c-common.c (targetcm): Add.
5447 * c-opts.c (c_common_handle_option): Handle language specific
5449 * opts.c (handle_option): Verify language for target options, if
5451 * opth-gen.awk: Add CL_LANG_ALL.
5452 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
5453 (TARGETCM_INITIALIZER): Add.
5454 * target.h (struct gcc_targetcm): Add.
5456 * targhooks.c (default_handle_c_option): Add.
5457 * targhooks.h (default_handle_c_option): Add.
5458 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
5460 * config/darwin.opt (iframework): Add.
5461 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
5462 * config/darwin-c.c (handle_c_option): Add.
5463 (TARGET_HANDLE_C_OPTION): Add.
5465 * doc/invoke.texi (Darwin Options): Add -iframework.
5467 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5469 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
5472 2007-03-05 Ian Lance Taylor <iant@google.com>
5474 * c.opt (fgnu89-inline): New option.
5475 * c-opts.c (c_common_post_options): Set default value for
5477 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
5478 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
5480 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
5481 (grokdeclarator, start_function): Likewise.
5482 * c-cppbuiltin.c (c_cpp_builtins): Define either
5483 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
5484 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
5485 (C Dialect Options): Document -fgnu89-inline.
5486 * doc/extend.texi (Function Attributes): Explain what the
5487 gnu_inline attribute does.
5488 * doc/cpp.texi (Common Predefined Macros): Document
5489 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5491 2007-03-05 Ian Lance Taylor <iant@google.com>
5493 PR tree-optimization/31034
5494 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
5495 half-range if the other side is an overflow infinity.
5497 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5499 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
5500 (bfin*-linux-uclibc*): New configuration.
5501 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
5503 * config/bfin/linux.h: New file.
5504 * config/bfin/libgcc-bfin.ver: New file.
5505 * config/bfin/t-bfin-uclinux: New file.
5506 * config/bfin/t-bfin-linux: New file.
5507 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
5508 (TARGET_OS_CPP_BUILTINS): New macro.
5510 2007-03-05 Richard Guenther <rguenther@suse.de>
5512 * fold-const.c (fold_binary): Remove duplicate folding
5513 of comparison of non-null ADDR_EXPR against null.
5515 2007-03-05 Richard Guenther <rguenther@suse.de>
5516 Dorit Nuzman <dorit@il.ibm.com>
5518 PR tree-optimization/26420
5519 * tree-vectorizer.c (vectorize_loops): Bail out early if there
5520 are no loops in the function. Only print the number of
5521 vectorized loops if it is greater than zero or we are supposed
5522 to print information about unvectorized loops.
5524 2007-03-05 Revital Eres <eres@il.ibm.com>
5526 * gcc.dg/var-expand1.c: New test.
5527 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
5528 when an accumulator is expanded.
5530 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5533 * c-common.c (convert_and_check): Don't give warnings for
5534 conversion if 'expr' already overflowed.
5536 2007-03-04 Roger Sayle <roger@eyesopen.com>
5539 * fold-const.c (fold_comparison): Enforce type consistency when
5540 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
5542 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
5544 * tree-ssa-address.c (create_mem_ref): Do not put an expression
5545 containing a cast to the base of TARGET_MEM_REF.
5547 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
5549 * tree.c (tree_contains_struct_check_failed): Remove spurious
5550 whitespace from error message.
5552 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5555 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
5556 instead of precision.
5558 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
5559 Nathan Sidwell <nathan@codesourcery.com>
5561 * emit-rtl.c (find_auto_inc): New.
5562 (try_split): recreate REG_INC notes,
5563 Use regular for loops rather than whiles.
5565 2007-03-03 Andreas Schwab <schwab@suse.de>
5567 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
5568 * configure: Regenerate.
5570 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5572 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
5573 flag_rounding_math, not flag_unsafe_math_optimizations.
5575 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
5577 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
5578 alpha_fold_vector_minmax): Likewise.
5579 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5580 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
5582 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5584 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
5585 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
5586 if the lhs has side-effects.
5587 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
5589 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5591 * config/i386/i386.h (TUNEMASK): Remove define.
5592 (ARCHMASK): Remove define.
5593 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
5594 Use ix86_arch_mask variable instead of ARCHMASK.
5595 * config/i386/i386.c (override_options): Ditto.
5596 (standard_80387_constant_p): Ditto.
5598 2007-03-02 Ian Lance Taylor <iant@google.com>
5600 Used signed infinities in VRP.
5601 * tree-vrp.c (uses_overflow_infinity): New static function.
5602 (supports_overflow_infinity): New static function.
5603 (make_overflow_infinity): New static function.
5604 (negative_overflow_infinity): New static function.
5605 (positive_overflow_infinity): New static function.
5606 (is_negative_overflow_infinity): New static function.
5607 (is_positive_overflow_infinity): New static function.
5608 (is_overflow_infinity): New static function.
5609 (overflow_infinity_range_p): New static function.
5610 (compare_values_warnv): New function split out of compare_values.
5611 (compare_value): Call it.
5612 (set_value_range_to_nonnegative): Add overflow_infinity
5613 parameter. Change caller.
5614 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
5616 (vrp_expr_computes_nonzero): Likewise.
5617 (compare_ranges, compare_range_with_value): Likewise.
5618 (compare_name_with_value, compare_names): Likewise.
5619 (vrp_evaluate_conditional): Likewise.
5620 (set_value_range): Handle infinity
5621 (vrp_operand_equal_p, operand_less_p): Likewise.
5622 (extract_range_from_assert): Likewise.
5623 (vrp_int_const_binop): Likewise.
5624 (extract_range_from_binary_expr): Likewise.
5625 (extract_range_from_unary_expr): Likewise.
5626 (extract_range_from_comparison): Likewise.
5627 (extract_range_from_expr): Likewise.
5628 (dump_value_range): Likewise.
5629 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
5630 (test_for_singularity): Likewise.
5631 (vrp_int_const_binop): Remove inline qualifier.
5632 (adjust_range_with_scev): Add comment.
5633 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5635 2007-03-02 Diego Novillo <dnovillo@redhat.com>
5637 * tree-ssa-structalias.c (could_have_pointers): Tidy.
5638 (get_constraint_for): Likewise.
5639 (do_structure_copy): Likewise.
5640 (find_func_aliases): Fix references to MODIFY_EXPR.
5641 (intra_create_variable_infos): Tidy.
5642 * tree-ssa-operands.c (add_virtual_operand): Add argument
5644 When adding members of alias sets, if IS_CALL_SITE is true and
5645 the symbol is not call-clobbered, skip it.
5648 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5650 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
5651 entry by means of emit_insn_at_entry.
5653 2007-03-02 Richard Henderson <rth@redhat.com>
5655 * expr.h (promoted_input_arg): Remove decl.
5656 * function.c (promoted_input_arg): Merge into ...
5657 * combine.c (setup_incoming_promotions): ... only caller.
5658 Rearrange to avoid double loop.
5660 2007-03-02 Ben Elliston <bje@au.ibm.com>
5661 Peter Bergner <bergner@vnet.ibm.com>
5662 Janis Johnson <janis187@us.ibm.com>
5664 * config/rs6000/dfp.md: New file.
5665 * config/rs6000/rs6000.md: Include dfp.md.
5666 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
5667 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
5668 and TDmode decimal float modes in FP registers.
5669 (num_insns_constant): Likewise.
5670 (rs6000_legitimate_offset_address_p): Likewise.
5671 (rs6000_legitimize_address): Likewise.
5672 (rs6000_legitimize_reload_address): Likewise.
5673 (rs6000_legitimate_address): Likewise.
5674 (rs6000_emit_move): Likewise.
5675 (function_arg_boundary): Likewise.
5676 (function_arg_advance): Likewise.
5677 (rs6000_darwin64_record_arg_recurse): Likewise.
5678 (function_arg): Likewise.
5679 (rs6000_gimplify_va_arg): Likewise.
5680 (rs6000_split_multireg_move): Likewise.
5681 (rs6000_output_function_epilogue): Likewise.
5682 (rs6000_output_function_epilogue): Likewise.
5683 (rs6000_register_move_cost): Likewise.
5684 (rs6000_function_value): Likewise.
5685 (rs6000_libcall_value): Likewise.
5687 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5689 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
5691 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5693 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
5694 Use $MULTIDIR to choose between the kernel and RTP headers,
5695 and use $WIND_BASE and $WIND_USR to locate them.
5697 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5699 * config/i386/i386.c (override_options): Put initialization of
5700 ix86_tune_mask and ix86_arch_mask to the correct place.
5702 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5703 Michael Meissner <michael.meissner@amd.com>
5706 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
5708 (TARGET_CMOVE): Use ARCHMASK.
5709 (TARGET_CMPXCHG): Ditto.
5710 (TARGET_CMPXCHG8B): Ditto.
5711 (TARGET_XADD): Ditto.
5712 (TARGET_BSWAP): Ditto.
5713 * config/i386/i386.c (ix86_tune_mask): New global variable.
5714 (ix86_arch_mask): Ditto.
5715 (override_options): Initialize ix86_tune_mask and
5716 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
5719 2007-03-02 Ben Elliston <bje@au.ibm.com>
5722 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
5724 2007-03-02 Joseph Myers <joseph@codesourcery.com>
5726 * target.h (init_dwarf_reg_sizes_extra): New target hook.
5727 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
5728 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
5729 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
5731 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
5732 rs6000_init_dwarf_reg_sizes_extra): New.
5733 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
5734 SPE register high parts.
5736 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
5738 * Makefile.in: Add install-pdf target as
5739 copied from automake v1.10 rules.
5740 * configure.ac: Add install-pdf to target list.
5741 * configure: Regenerate.
5743 2007-03-01 Paul Brook <paul@codesourcery.com>
5745 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
5746 modes to LDRD for DImode.
5747 (output_move_double): Fixup out of range ldrd/strd.
5748 (vfp_secondary_reload_class): Rename...
5749 (coproc_secondary_reload_class): ... to this. Add wb argument.
5750 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
5751 coproc_secondary_reload_class for CLASS_IWMMXT.
5752 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
5753 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
5755 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5757 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
5758 factor by the estimated number of iterations.
5759 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
5762 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
5763 decode_caches_intel, detect_caches_intel): New functions.
5764 (host_detect_local_cpu): Use detect_caches_amd and
5765 detect_caches_intel.
5767 2007-03-01 Richard Henderson <rth@redhat.com>
5769 * expr.c (emit_move_complex_push): Export.
5770 (emit_move_complex_parts): Split out from ...
5771 (emit_move_complex): ... here.
5772 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
5773 * config/i386/i386.md (movcdi): New.
5775 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
5777 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
5778 size of mode1 to check for tieable modes in MMX case.
5780 2007-03-01 Richard Sandiford <richard@codesourcery.com>
5782 * Makefile.in (rtlanal.o): Depend on tree.h.
5783 * rtl.h (offset_within_section_p, split_const): Declare.
5784 * rtlanal.c: Include tree.h.
5785 (offset_within_block_p): New function, taken from
5786 mips_offset_within_object_p.
5787 (split_const): New function, taken from mips_split_const.
5788 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
5790 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5791 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
5792 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
5793 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5794 (m68k_illegitimate_symbolic_constant_p): New function.
5795 * config/m68k/m68k.md (movsi): Remove misleading predicates.
5796 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
5797 symbolic constant that might be outside the symbol's section,
5798 move the symbol first and then add the offset.
5799 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
5801 * config/mips/mips.c (mips_split_const): Delete.
5802 (mips_offset_within_object_p): Delete.
5803 (mips_symbolic_constant_p): Use offset_within_section_p and
5804 split_const instead of mips_offset_within_object_p and
5806 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
5807 (mips_legitimize_const_move, print_operand_reloc)
5808 (mips_dangerous_for_la25_p): Use split_const instead of
5811 2007-02-28 Eric Christopher <echristo@apple.com>
5813 * Makefile.in (install-include-dir): Don't rm -rf include.
5815 2007-02-28 Richard Guenther <rguenther@suse.de>
5818 * fold-const.c (fold_binary): Do not associate expressions
5819 with more than one variable for integer types that do not wrap.
5821 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
5823 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
5824 Delete, and replace with...
5825 (fold_builtin_call_array): This. Update callers to use it.
5826 * fold-const.c (fold_build_call_list): Delete, and replace with...
5827 (fold_build_call_array): This.
5828 (fold_build_call_list_initializer): Delete, and replace with...
5829 (fold_build_call_array_initializer): This.
5830 * tree.h: Update declarations to reflect above changes.
5832 * c-typeck.c (build_function_call): Store converted arguments
5833 in a stack-allocated array instead of building a list.
5834 (convert_arguments): Store arguments in the array passed in as an
5835 argument, and return the actual number of arguments.
5836 * c-format.c: (check_function_format): Pass arguments in an
5837 array instead of a list.
5838 * c-common.c (check_function_nonnull): Likewise.
5839 (check_function_sentinel): Likewise.
5840 (check_function_arguments): Likewise.
5841 * c-common.h: Update declarations to reflect above changes.
5843 2007-02-28 Jan Hubicka <jh@suse.cz>
5845 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
5846 PRED_NEGATIVE_RETURN): Update outcomes.
5848 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
5850 * calls.c (emit_library_call_value_1): Handle partial registers
5851 correctly when building up CALL_INSN_FUNCTION_USAGE.
5853 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5855 * pa/predicates.md (move_src_operand): Allow zero for mode.
5856 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
5859 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
5862 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
5863 *movv2df_internal): Enable pattern only for valid operand
5865 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
5866 tie only 128bit modes. For MMX registers, tie only 64bit modes.
5868 2007-02-27 Mike Stump <mrs@apple.com>
5870 * config/darwin-crt3.c: Avoid compilation when compiling for a
5873 2007-02-27 Joseph Myers <joseph@codesourcery.com>
5875 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
5877 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
5878 for fixed headers and limits.h.
5879 (install-include-dir, install-headers-tar, install-headers-cpio,
5880 install-headers-cp, real-install-headers-tar,
5881 real-install-headers-cpio, real-install-headers-cp): Handle
5882 include-fixed as well as include.
5883 (install-mkheaders): Don't install files that go only in include
5885 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
5886 from GCC_INCLUDE_DIR.
5887 * gcc.c (process_command): Remove special -BstageN/ handling.
5888 (do_spec_1): Add include-fixed directories.
5890 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5892 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
5894 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
5896 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
5899 2007-02-27 Mark Mitchell <mark@codesourcery.com>
5901 * c-common.c (get_priority): Add check for
5902 SUPPORTS_INIT_PRIORITY.
5904 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5906 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
5908 * config/bfin/bfin.c: Include "cfglayout.h".
5909 (MAX_LSETUP_DISTANCE): New macro.
5910 (struct loop_info): New members incoming, incoming_src and
5911 incoming_dest. Delete member predecessor.
5912 (length_for_loop): New function.
5913 (bfin_optimize_loop): Handle more different loop structures.
5914 (bfin_discover_loop): Rework detection of predecessor blocks by
5915 examining incoming edges.
5916 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
5918 (bfin_reorder_loops): New function.
5919 (bfin_reorg_loops): Use these three new functions.
5921 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
5922 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
5923 (CONSTRAINT_LEN): Add entry for 'q'.
5924 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
5925 Add 'q' constraints.
5926 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
5927 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
5929 * config/bfin/bfin.md (add_with_carry): New pattern.
5930 (s_or_u, su_optab, su_modifier): New code macros/attrs.
5931 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
5932 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
5933 support unsigned multiplies too. Removed incorrect commutativity from
5934 operand 1 constraint where appropriate.
5935 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
5937 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
5938 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
5940 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
5941 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
5942 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
5943 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
5944 usmulhisi_hh_huh): New patterns.
5946 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
5947 lshifthi3): Fix output template to use half reg for operand 2.
5949 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
5952 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
5954 2007-02-27 Andreas Schwab <schwab@suse.de>
5956 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
5958 2007-02-27 Jan Hubicka <jh@suse.cz>
5960 * predict.c (last_basic_block_p): Remove.
5961 (tree_estimate_probability): Update return heuristic for commonized
5964 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5966 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
5968 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5970 * doc/include/gcc-common.texi (versionsubtitle): New macro.
5971 * doc/cpp.texi: Standardize title page.
5972 * doc/cppinternals.texi: Likewise.
5973 * doc/gcc.texi: Standardize title page, remove version number
5974 from copyright page.
5975 * doc/gccint.texi: Likewise.
5976 * doc/install.texi: Standardize title page, add table of
5979 2007-02-26 Jan Hubicka <jh@suse.cz>
5981 * predict.def: Set outcomes according to more recent results.
5982 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
5983 Remove dead predictors.
5984 * predict.c (return_prediction): Fix pasto.
5986 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5988 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
5989 change; avoid a memory leak when returning early.
5991 2007-02-26 Mark Mitchell <mark@codesourcery.com>
5993 * c-decl.c (static_ctors): Move to c-common.c.
5994 (static_dtors): Likewise.
5995 (finish_function): Use c_record_cdtor_fn.
5996 (build_cdtor): Move to c-common.c.
5997 (c_write_global_declarations): Use c_build_cdtor_fns.
5998 * c-common.h (static_ctors): Declare.
5999 (static_dtors): Likewise.
6000 (c_record_cdtor_fn): Likewise.
6001 (c_build_cdtor_fns): Likewise.
6002 * c-common.c (static_ctors): New variable.
6003 (static_dtors): Likewise.
6004 (c_record_cdtor_fn): New function.
6005 (build_cdtor): Move from c-decl.c
6006 (c_build_cdtor_fns): New function.
6008 * output.h (assemble_addr_to_section): Declare.
6009 (get_cdtor_priority_section): Likewise.
6010 * varasm.c (assemble_addr_to_section): New function.
6011 (get_cdtor_priority_section): Likewise.
6012 (default_named_section_asm_out_destructor): Use them.
6013 (destor_dtor_section_asm_out_destructor): Likewise.
6014 (default_named_section_asm_out_constructor): Likewise.
6015 (default_ctor_section_asm_out_constructor): Likewise.
6016 * config.gcc (*-*-vxworks*): Include vxworks.o.
6017 * config/t-vxworks (vxworks.o): New target.
6018 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6019 (TARGET_ASM_CONSTRUCTOR): Define.
6020 (TARGET_ASM_DESTRUCTOR): Likewise.
6021 (vxworks_asm_out_constructor): Declare.
6022 (vxworks_asm_out_destructor): Likewise.
6024 * c-common.c (get_priority): Check that we have not just an
6025 INTEGER_CST, but an integer constant with integeral type.
6027 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6029 PR tree-optimization/30938
6030 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6031 use &dt[nargs-1] instead of &dt[nargs] in the call to
6032 vect_is_simple_use().
6034 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6036 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6037 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6038 Do not attempt to handle MEM inside auto-inc expressions.
6039 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6040 of a register modified by an auto-inc expression. However, do handle
6041 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6042 (elimination_effects): Prohibit elimination of a register modified
6043 by an auto-inc expression. Disable register elimination rules whose
6044 target register is modified by an auto-inc expression with variable
6047 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6049 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6051 (array_at_struct_end_p): New function.
6052 (idx_infer_loop_bounds): Use it.
6053 (estimate_numbers_of_iterations_loop): Export.
6054 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6055 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6056 (tree_estimate_probability): Call record_loop_exits.
6057 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6058 (estimated_loop_iterations, estimated_loop_iterations_int,
6059 estimated_loop_iterations_tree): New functions.
6060 (analyze_siv_subscript_cst_affine,
6061 compute_overlap_steps_for_affine_1_2,
6062 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6063 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6064 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6065 (PRED_LOOP_ITERATIONS_GUESSED): New.
6066 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6067 * cfgloop.h (estimate_numbers_of_iterations_loop,
6068 estimated_loop_iterations_int): Declare.
6070 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6072 * doc/extend.texi: Document optional priority argument to
6073 constructors and destructors.
6074 * tree.c (init_priority_for_decl): Adjust GTY markers.
6075 (init_ttree): Use priority-info hash functions for
6076 init_priority_for_decl.
6077 (tree_map_eq): Rename to ...
6078 (tree_map_base_eq): ... this.
6079 (tree_map_marked_p): Rename to ...
6080 (tree_map_base_marked_p): ... this.
6081 (tree_map_base_hash): New function.
6082 (decl_init_priority_lookup): Rework.
6083 (decl_fini_priority_lookup): New function.
6084 (decl_priority_info): New function.
6085 (decl_init_priority_insert): Use it.
6086 (decl_fini_priority_insert): Likewise.
6087 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6089 (decl_restrict_base_insert): Likewise.
6090 (decl_debug_expr_insert): Likewise.
6091 (decl_value_expr_lookup): Likewise.
6092 (decl_value_expr_insert): Likewise.
6093 * tree.h (priority_type): New type.
6094 (decl_init_priority_lookup): Use priority_type.
6095 (decl_fini_priority_lookup): New function.
6096 (decl_init_priority_insert): Use priority_type.
6097 (decl_fini_priority_insert): New function.
6098 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6099 (DECL_INIT_PRIORITY): Likewise.
6100 (SET_DECL_INIT_PRIORITY): Add comment.
6101 (DECL_FINI_PRIORITY): New macro.
6102 (SET_DECL_FINI_PRIORITY): Likewise.
6103 (DEFAULT_INIT_PRIORITY): Document.
6104 (MAX_INIT_PRIORITY): Likewise.
6105 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6106 (tree_map_base): New type.
6107 (tree_map_base_eq): New function.
6108 (tree_map_base_hash): Likewise.
6109 (tree_map_base_marked_p): Likewise.
6110 (tree_map): Inherit from tree_map_base.
6111 (tree_map_eq): Make it a macro.
6112 (tree_map_marked_p): Likewise.
6113 (tree_int_map): Inherit from tree_map_base.
6114 (tree_int_map_eq): Make it a macro.
6115 (tree_int_map_hash): Likewise.
6116 (tree_int_map_marked_p): Likewise.
6117 (tree_priority_map): New type.
6118 (tree_priority_map_eq): New macro.
6119 (tree_priority_map_hash): Likewise.
6120 (tree_priority_map_marked_p): Likewise.
6121 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6123 (emutls_common_1): Likewise.
6124 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6125 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6126 of tree_map hierarchy.
6127 * tree-cfg.c (move_stmt_r): Likewise.
6128 (new_label_mapper): Likewise.
6129 * c-tree.h (c_expand_body): Move to ...
6130 * c-common.h (c_expand_body): ... here.
6131 * c-decl.c (c_expand_body): Move to ...
6132 * c-common.c (c_expand_body): ... here.
6133 (c_common_attribute_table): Allow 1 argument for the constructor
6134 and destructor attributes.
6135 (get_priority): New function.
6136 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6137 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6139 2007-02-24 Jan Hubicka <jh@suse.cz>
6142 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6144 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6145 Jan Hubicka <jh@suse.cz>
6148 * i386.c (counter_mode): New function.
6149 (expand_set_or_movmem_via_loop): Use it.
6150 (expand_movmem_epilogue): Likewise; fix pasto.
6151 (ix86_expand_movmem): Do emit guard even for constant counts.
6152 (ix86_expand_setmem): Likewise.
6154 2007-02-25 Nick Clifton <nickc@redhat.com>
6156 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6157 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6159 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6162 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6163 count argument with 0x10, not with 0x16.
6164 (expand_setmem_epilogue): Ditto.
6166 2007-02-24 Mike Stump <mrs@apple.com>
6168 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6171 2007-02-24 Richard Guenther <rguenther@suse.de>
6174 * fold-const.c (fold_binary): Fold x +- CST op x for
6175 EQ_EXPR and NE_EXPR.
6177 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6179 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6181 2007-02-24 Jan Hubicka <jh@suse.cz>
6183 * cgraphunit.c (decide_is_function_needed): Honor
6184 -fkeep-inline-functions.
6186 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6188 * builtins.c (fold_builtin_modf): New.
6189 (fold_builtin_2): Use it.
6191 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6193 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6194 (determine_max_iter): Take additional LOOP arg; all callers changed.
6195 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6196 one using simplifications.
6197 (simplify_using_initial_values): Return if the expression becomes
6198 invalid due to altered regs.
6200 2007-02-23 DJ Delorie <dj@redhat.com>
6202 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6204 2007-02-23 Mike Stump <mrs@apple.com>
6206 * tlink.c (scan_linker_output): Parse linker messages from
6207 darwin9's linker better.
6209 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6212 * varpool.c (varpool_assemble_pending_decls): Set
6213 varpool_last_needed_node to null.
6215 2007-02-23 DJ Delorie <dj@redhat.com>
6217 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6218 alignment bigger than the object file can handle.
6220 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6223 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6224 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6225 (*movsf_1): Penalize MMX moves.
6227 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6229 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6230 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6232 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6234 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6236 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6237 (fold_builtin_1): Use them.
6238 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6239 BUILT_IN_SIGNIFICAND.
6241 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6243 * config/i386/i386.c (bdesc_1arg): Initialize
6244 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6245 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6246 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6247 and IX86_BUILTIN_MOVSLDUP.
6249 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6251 PR rtl-optimization/30841
6252 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6254 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6256 * builtins.c (fold_builtin_frexp): New.
6257 (fold_builtin_2): Use it.
6259 2007-02-22 Mark Mitchell <mark@codesourcery.com>
6261 * doc/invoke.texi (Spec Files): Document getenv spec function.
6263 * gcc.c (getenv_spec_function): New function.
6264 (static_spec_functions): Add it.
6265 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6266 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
6269 2007-02-22 Michael Matz <matz@suse.de
6272 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
6273 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
6275 2007-02-22 Ian Lance Taylor <iant@google.com>
6278 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
6279 (mem_loc_descriptor): Call it.
6281 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
6282 Ira Rosen <irar@il.ibm.com>
6284 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
6286 2007-02-22 Ira Rosen <irar@il.ibm.com>
6288 PR tree-optimization/30843
6289 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
6290 stores only after all the group is vectorized.
6292 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
6294 PR tree-optimization/30858
6295 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
6296 in the reduction cycle have a single use in the loop.
6297 * tree-vectorizer.h (relevant): Add documentation.
6299 2007-02-20 Mike Stump <mrs@apple.com>
6301 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
6302 * configure: Regenerate.
6304 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6306 Change the defaults of some parameters and options.
6307 * config/spu/spu-protos.h (spu_optimization_options): Declare.
6308 * config/spu/spu.c (spu_optimization_options): Add.
6309 (spu_override_options): Change params in spu_optimization_options.
6310 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
6312 Register 127 is only 16 byte aligned when used as a frame pointer.
6313 * config/spu/spu-protos.h (spu_init_expanders): Declare.
6314 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
6315 HARD_FRAME_POINTER_REGNUM.
6316 (spu_legitimate_address): Use regno_aligned_for_reload.
6317 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
6318 aligned when frame_pointer_needed is true.
6319 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
6321 * config/spu/spu.h (INIT_EXPANDERS): Define.
6323 Make sure shift and rotate instructions have valid immediate operands.
6324 * config/spu/predicates.md (spu_shift_operand): Remove.
6325 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
6326 * config/spu/constraints.md (W, O): Extend range.
6327 * config/spu/spu.md (umask, nmask): Define.
6328 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
6329 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
6330 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
6331 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
6332 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
6333 (lshr<mode>3_reg): Fix rtl description.
6335 Make sure mulhisi immediate operands are valid.
6336 * config/spu/predicates.md (imm_K_operand): Add.
6337 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
6339 Generate constants using fsmbi and andi.
6340 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
6341 (print_operand, spu_split_immediate, classify_immediate,
6342 fsmbi_const_p): Handle IC_FSMBI2.
6344 Correctly handle a CONST_VECTOR containing symbols.
6345 * config/spu/spu.c (print_operand): Handle HIGH correctly.
6346 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
6347 (immediate_load_p): Allow symbols that use 2 instructions to create.
6348 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
6349 with symbols when flag_pic is set.
6350 (const_vector_immediate_p): New.
6351 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
6352 accept a CONST_VECTOR with symbols.
6353 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
6354 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
6356 * config/spu/spu.md (high, low): Delete.
6357 (low_<mode>): Define.
6359 Remove INTRmode and INTR_REGNUM, which didn't work.
6360 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
6362 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
6363 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
6364 peephole2 pattern): Don't use INTR or 131.
6365 (movintrcc): Delete.
6366 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
6367 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
6368 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
6369 (UNSPEC_SET_INTR): Add.
6370 * config/spu/spu-modes.def (INTR): Remove.
6372 More accurate warnings about run-time relocations.
6373 * config/spu/spu.c (reloc_diagnostic): Test in_section.
6375 Correctly warn about immediate arguments to specific intrinsics.
6376 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
6377 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
6378 the instruction predicate.
6380 Fix tree check errors with latest update.
6381 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
6383 (spu_expand_builtin): Use CALL_EXPR_FN.
6385 Add missing specific intrinsics.
6386 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
6388 * config/spu/spu_internals.h: Ditto.
6390 Fix incorrect operand modifiers.
6391 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
6392 * config/spu/spu.md (xor<mode>3): Change %S to %J.
6394 Optimize one case of zero_extend of a vec_select.
6395 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
6397 Accept any immediate for hbr.
6398 * config/spu/spu.md (hbr): Change s constraints to i.
6400 2007-02-21 Paul Brook <paul@codesourcery.com>
6402 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
6403 condexec_count when skipping USE and CLOBBER.
6405 2007-02-21 Nick Clifton <nickc@redhat.com>
6407 * common.opt (Warray-bounds): Add Warning attribute.
6408 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
6410 (fsized-zeroes): Add Optimization attribute.
6411 (fsplit-wide-types, ftree-scev-cprop): Likewise.
6412 * c.opt (Wc++0x-compat): Add Warning attribute.
6414 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6417 * reload1.c (eliminate_regs_in_insn): In the single_set special
6418 case, attempt to re-recognize the insn before falling back to
6419 having reload fix it up.
6421 2007-02-20 Eric Christopher <echristo@gmail.com>
6423 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
6424 Rewrite accordingly.
6425 (frv_read_iacc_argument): Ditto.
6426 (frv_expand_set_builtin): Take a call instead of arglist, update for
6428 (frv_expand_unop_builtin): Ditto.
6429 (frv_expand_binop_builtin): Ditto.
6430 (frv_expand_cut_builtin): Ditto.
6431 (frv_expand_binopimm_builtin): Ditto.
6432 (frv_expand_voidbinop_builtin): Ditto.
6433 (frv_expand_int_void2arg): Ditto.
6434 (frv_expand_prefetches): Ditto.
6435 (frv_expand_voidtriop_builtin): Ditto.
6436 (frv_expand_voidaccop_builtin): Ditto.
6437 (frv_expand_load_builtin): Ditto.
6438 (frv_expand_store_builtin): Ditto.
6439 (frv_expand_mdpackh_builtin): Ditto.
6440 (frv_expand_mclracc_builtin): Ditto.
6441 (frv_expand_mrdacc_builtin): Ditto.
6442 (frv_expand_mwtacc_builtin): Ditto.
6443 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
6446 2007-02-20 Janis Johnson <janis187@us.ibm.com>
6448 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
6449 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
6451 (HAVE_GAS_DFP): Check for assembler support of decimal floating
6453 * configure: Regenerate.
6454 * config.in: Regenerate.
6455 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
6456 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
6457 masks to power6 and power6x and to POWERPC_MASKS.
6458 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6460 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
6461 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
6462 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6463 Access PROTOTYPE as variable, not mask.
6465 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6467 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
6468 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
6469 * combine.c (adjust_for_new_dest): Use it.
6470 * postreload.c (reload_combine): Likewise.
6472 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6474 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
6475 notes on an insn with multiple sets, even if single_set returns
6476 non-NULL for that insn.
6478 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6480 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
6483 2007-02-20 Geoffrey Keating <geoffk@apple.com>
6485 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
6486 if user didn't pass it.
6487 * config/i386/darwin.h (CC1_SPEC): Likewise.
6488 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
6489 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
6490 -mmacosx-version-min.
6492 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6493 Uros Bizjak <ubizjak@gmail.com>
6495 * optabs.h (enum optab_index): Add new OTI_scalb.
6496 (scalb_optab): Define corresponding macro.
6497 * optabs.c (init_optabs): Initialize scalb_optab.
6498 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
6500 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
6501 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
6502 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
6503 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
6504 flag_unsafe_math_optimizations is set.
6506 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
6507 to implement scalbf, scalb and scalbl built-ins as inline x87
6510 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6511 DJ Delorie <dj@redhat.com>
6514 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
6515 (diagnostic_report_diagnostic): ... here, and turn them into real
6516 errors. If warnings are inhibited, no need to do anything.
6518 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
6520 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
6521 better code generation.
6523 2007-02-20 Ben Elliston <bje@au.ibm.com>
6525 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
6527 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
6529 * config/alpha/alpha.c, config/alpha/alpha.md,
6530 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
6531 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
6532 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
6533 config/arm/lib1funcs.asm: Follow spelling conventions.
6535 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
6536 config/fr30/fr30.md, config/i386/i386.h,
6537 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6538 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
6539 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
6540 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
6541 config/rs6000/altivec.md, config/rs6000/rs6000.c,
6542 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
6543 config/sparc/sparc.c, config/sparc/sparc.h,
6544 config/sparc/sparc.md, config/spu/constraints.md,
6545 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
6548 2007-02-20 Alan Modra <amodra@bigpond.net.au>
6551 * varasm.c (use_blocks_for_decl_p): Return false for decls with
6554 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6556 * doc/invoke.texi (-ftree-lrs): Remove.
6558 2007-02-19 Diego Novillo <dnovillo@redhat.com>
6560 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
6563 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
6565 * config/ia64/ia64.c (ia64_expand_builtin): Use the
6566 new CALL_EXPR_FN macro for retrieving the function
6567 declaration of the input expression.
6569 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6571 * c.opt (Waddress): New.
6572 * common.opt (Walways-true): Delete.
6573 (Wstring-literal-comparison): Delete.
6574 * doc/invoke.texi (Warning Options): Delete -Walways-true and
6575 -Wstring-literal-comparison. Add -Waddress.
6577 (Walways-true): Delete.
6578 (Wstring-literal-comparison): Delete.
6579 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
6580 consistently instead of -Walways-true in example.
6581 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
6582 * c-typeck.c (parser_build_binary_op): Replace
6583 -Wstring-literal-comparison and -Walways-true with -Waddress.
6584 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
6587 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6589 * tree-cfg.c (dump_function_to_file): Be prepared for functions
6590 without DECL_STRUCT_FUNCTION initialized.
6592 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6594 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
6595 due to calls to functions taking pointers as parameters.
6597 2007-02-19 Richard Henderson <rth@redhat.com>
6600 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
6603 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
6605 * config/s390/s390.c (s390_call_saved_register_used,
6606 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
6607 accessed to the new scheme.
6609 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6611 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
6612 (cris_print_index, cris_print_operand, cris_print_operand_address)
6613 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6614 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
6615 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
6617 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
6618 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
6619 GO_IF_LEGITIMATE_ADDRESS): Ditto.
6620 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
6621 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
6622 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
6623 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
6624 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
6625 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
6626 (uminsi3, call, call_value): Ditto.
6627 (define_split: indir_to_reg_split, unnamed): Ditto.
6629 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
6631 PR tree-optimization/30975
6632 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
6635 2007-02-18 Eric Christopher <echristo@gmail.com>
6637 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
6638 Remove use of arglist.
6639 (mips_expand_builtin): Remove use of arglist, pass in expr.
6640 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
6641 (mips_expand_builtin_movtf): Ditto.
6642 (mips_expand_builtin_compare): Ditto.
6644 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6646 * tree-sra.c (sra_build_assignment): Replace assertion
6647 checking with a comment explaining why it can't be done.
6649 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6652 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
6653 during CALL_EXPR representation conversion.
6654 * tree-ssa-propagate.c (set_rhs): Likewise.
6656 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6658 * tree-sra.c (sra_build_assignment): Disable assertion checking
6661 2007-02-18 Roger Sayle <roger@eyesopen.com>
6663 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
6664 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6665 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
6667 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
6668 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
6669 gimplify_init_ctor_eval_range, gimple_push_cleanup,
6670 gimplify_omp_for, gimplify_omp_atomic_pipeline,
6671 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
6672 force_gimple_operand): Likewise.
6673 * ipa-cp.c (constant_val_insert): Likewise.
6674 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
6675 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
6676 perfect_nestify): Likewise.
6677 * langhooks.c (lhd_omp_assignment): Likewise.
6678 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
6679 lower_copyprivate_clauses, lower_send_clauses,
6680 lower_send_shared_vars, expand_parallel_call,
6681 expand_omp_for_generic, expand_omp_for_static_nochunk,
6682 expand_omp_for_static_chunk, expand_omp_sections,
6683 lower_omp_single_copy, lower_omp_for_lastprivate,
6684 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
6685 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6686 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
6689 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6691 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
6692 config/sh/sh.md: Follow spelling conventions.
6694 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
6695 config/frv/predicates.md: Follow spelling conventions.
6697 * config/m68k/linux-unwind.h: Fix a comment typo.
6698 * target.h: Follow spelling conventions.
6700 2007-02-18 Roger Sayle <roger@eyesopen.com>
6702 PR rtl-optimization/28173
6703 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
6704 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
6705 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
6706 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
6707 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
6709 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6711 * builtins.c (fold_builtin_load_exponent): New.
6712 (fold_builtin_2): Use it.
6714 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
6716 PR rtl-optimization/30773
6717 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
6718 if we fail to attach a REG_EQUIV note.
6720 2007-02-18 David Edelsohn <edelsohn@gnu.org>
6721 Roger Sayle <roger@eyesopen.com>
6723 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
6725 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6727 * calls.c (initialize_argument_information): Pass original EXP
6728 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
6729 code to split complex arguments here, as part of initializing the
6731 (expand_call): Remove code that builds a list of arguments and
6732 inserts implicit arguments into it. Instead, just count how many
6733 implicit arguments there will be so we can determine the size of
6734 the ARGS array, and let initialize_argument_information do the work.
6735 (split_complex_values): Delete unused function.
6737 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6739 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
6741 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6743 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
6744 for arg pointer based indexed addressing.
6746 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6748 * config/ia64/ia64.h, config/ia64/ia64.md,
6749 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
6750 spelling conventions.
6752 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6754 * config/m68k/m68k.c (split_di): New.
6755 * config/m68k/m68k-protos.h: Declare split_di.
6756 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
6757 Improve predicate handling and split constant shifts.
6759 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6761 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
6762 parameter for register bitfield operations, general predicates
6765 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6767 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
6768 * config/m68k/linux-unwind.h: New file.
6770 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6772 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
6773 config/i386/athlon.md, config/ia64/ia64.md,
6774 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
6775 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
6776 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
6777 tree-ssa-loop-niter.c, tree-vect-analyze.c,
6778 tree-vect-transform.c: Fix comment typos.
6780 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
6782 * sched-deps.c (find_insn_list): Remove.
6783 * sched-int.h: Remove the prototype for find_insn_list.
6785 2007-02-16 Geoffrey Keating <geoffk@apple.com>
6787 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
6789 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
6790 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
6791 darwin_rs6000_override_options.
6792 (C_COMMON_OVERRIDE_OPTIONS): Expect
6793 darwin_macosx_version_min to be non-NULL always.
6794 (TARGET_C99_FUNCTIONS): Likewise.
6795 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
6796 (DARWIN_MINVERSION_SPEC): New.
6797 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
6798 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
6800 (DARWIN_MINVERSION_SPEC): New.
6801 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
6803 * config/darwin-c.c (darwin_cpp_builtins): Expect
6804 darwin_macosx_version_min to be non-NULL always.
6806 * config/rs6000/rs6000.c: Clean up trailing whitespace.
6808 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
6810 * config/i386/i386.h (x86_use_xchgb): New.
6811 (TARGET_USE_XCHGB): New macro.
6812 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
6813 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
6814 Split after reload into bswaphi for shifts of 8.
6815 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
6816 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
6817 or when optimizing for size.
6819 2007-02-16 Richard Guenther <rguenther@suse.de>
6820 Christian Bruel <christian.bruel@st.com>
6822 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
6823 DECLs but prefer SSA_NAMEs over DECLs.
6825 2007-02-16 Richard Guenther <rguenther@suse.de>
6827 * tree-flow-inline.h (single_imm_use_p): Remove.
6828 (zero_imm_uses_p): Likewise.
6829 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
6830 instead of single_imm_use_p.
6831 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
6834 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6837 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
6838 nested double- and backquotes.
6840 2007-02-15 Roger Sayle <roger@eyesopen.com>
6843 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
6844 should be unreachable.
6845 (build2_stat): Allow construction of MODIFY_EXPR at any time.
6846 For the time being redirect GIMPLE_MODIFY_STMT to the new
6847 (renamed) build_gimple_modify_stmt_stat.
6848 (build2_gimple_stat): Rename to...
6849 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
6850 Always build a GIMPLE_MODIFY_STMT node.
6851 * tree.h (build2_gimple, build2_gimple_stat): Delete.
6852 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
6855 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
6856 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
6857 * tree-complex.c (set_component_ssa_name, expand_complex_move,
6858 expand_complex_div_wide): Likewise.
6859 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6860 * tree-ssa-loop-im.c (schedule_sm): Likewise.
6861 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
6862 * tree-ssa-loop-manip.c (create_iv): Likewise.
6863 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
6864 abs_replacement): Likewise.
6865 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
6866 realify_fake_stores): Likewise.
6868 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
6869 node rather than a GIMPLE_MODIFY_STMT node.
6870 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
6871 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
6873 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
6874 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
6877 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6880 * fold-const.c (fold_comparison): Add back the
6881 folding of constant complex comparisions.
6883 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6886 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
6887 effects unknown to this function, return early.
6889 2007-02-15 Ian Lance Taylor <iant@google.com>
6891 * lower-subreg.c (move_eh_region_note): New static function.
6892 (resolve_simple_move): Call it.
6893 (decompose_multiword_subregs): Track blocks for which we resolve a
6894 simple move which is also a control flow insn. Pass them to
6895 find_many_sub_basic_blocks.
6896 (pass_lower_subreg): Add TODO_verify_flow.
6897 (pass_lower_subreg2): Likewise.
6899 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6900 Brooks Moses <brooks.moses@codesourcery.com>
6901 Lee Millward <lee.millward@codesourcery.com>
6903 * tree.h (enum tree_code_class): Add tcc_vl_exp.
6904 (VL_EXP_CLASS_P): New.
6905 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
6907 (TREE_OPERAND_CHECK_CODE): Likewise.
6908 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
6909 (TREE_RTL_OPERAND_CHECK): Likewise.
6910 (tree_operand_check_failed): Make second parameter the whole tree
6911 instead of its code. Fixed callers.
6912 (VL_EXP_CHECK): New.
6913 (TREE_OPERAND_LENGTH): New.
6914 (VL_EXP_OPERAND_LENGTH): New.
6915 (CALL_EXPR_FN): New.
6916 (CALL_EXPR_STATIC_CHAIN): New.
6917 (CALL_EXPR_ARGS): New.
6918 (CALL_EXPR_ARG): New.
6919 (call_expr_nargs): New.
6920 (CALL_EXPR_ARGP): New.
6921 (build_nt_call_list): Declare.
6922 (build_vl_exp_stat): Declare.
6923 (build_vl_exp): New.
6924 (build_call_list): Declare.
6925 (build_call_nary): Declare.
6926 (build_call_valist): Declare.
6927 (build_call_array): Declare.
6928 (call_expr_arg): Declare.
6929 (call_expr_argp): Declare.
6930 (call_expr_arglist): Declare.
6931 (fold_build_call_list): Declare.
6932 (fold_build_call_list_initializer): Declare.
6933 (fold_call_expr): Declare to replace fold_builtin.
6934 (fold_builtin_fputs): Update to agree with modified definition.
6935 (fold_builtin_strcpy): Likewise.
6936 (fold_builtin_strncpy): Likewise.
6937 (fold_builtin_memory_chk): Likewise.
6938 (fold_builtin_stxcpy_chk): Likewise.
6939 (fold_builtin_strncpy_chk): Likewise.
6940 (fold_builtin_next_arg): Likewise.
6941 (fold_build_call_expr): Declare.
6942 (fold_builtin_call_list): Declare.
6943 (fold_builtin_call_valist): Declare.
6944 (build_call_expr): Declare.
6945 (validate_arglist): Update to agree with modified definition.
6946 (tree_operand_length): New.
6947 (call_expr_arg_iterator): New.
6948 (init_call_expr_arg_iterator): New.
6949 (next_call_expr_arg): New.
6950 (first_call_expr_arg): New.
6951 (more_call_expr_args_p): New.
6952 (FOR_EACH_CALL_EXPR_ARG): New.
6954 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
6955 and tcc_gimple_stmt.
6956 (tree_code_size): Update documentation. Use sizeof (tree) rather
6957 than sizeof (char *).
6958 (tree_size): Likewise. Add case for tcc_vl_exp.
6959 (tree_node_structure): Add case for tcc_vl_exp.
6960 (contains_placeholder_p): Likewise.
6961 (substitute_in_expr): Likewise.
6962 (substitute_placeholder_in_expr): Likewise.
6963 (stabilize_reference_1): Likewise.
6964 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
6965 to diagnose breakage of this interface for constructing CALL_EXPRs.
6966 (build_nt): Add similar assertion here.
6967 (build_nt_call_list): New.
6968 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
6969 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
6971 (get_callee_fndecl): Use new CALL_EXPR accessors.
6972 (tree_operand_check_failed): Change parameters to pass entire node
6973 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
6974 (process_call_operands): New.
6975 (build_vl_exp_stat): New.
6976 (build_call_list): New.
6977 (build_call_nary): New.
6978 (build_call_valist): New.
6979 (build_call_array): New.
6980 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6981 (call_expr_arglist): New.
6983 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
6984 tcc_vl_exp instead of a fixed-size tcc_expression.
6986 * doc/c-tree.texi (CALL_EXPR): Document new representation and
6987 accessors for CALL_EXPRs.
6988 (AGGR_INIT_EXPR): Likewise.
6990 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6991 Brooks Moses <brooks.moses@codesourcery.com>
6992 Lee Millward <lee.millward@codesourcery.com>
6994 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
6995 (expand_builtin_nonlocal_goto): Change parameter to be entire
6996 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
6997 (expand_builtin_prefetch): Likewise.
6998 (expand_builtin_classify_type): Likewise.
6999 (mathfn_built_in): Return NULL_TREE instead of 0.
7000 (expand_errno_check): Use new CALL_EXPR accessors.
7001 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7002 Return NULL_RTX instead of 0.
7003 (expand_builtin_mathfn_2): Likewise.
7004 (expand_builtin_mathfn_3): Likewise.
7005 (expand_builtin_interclass_mathfn): Likewise.
7006 (expand_builtin_sincos): Likewise.
7007 (expand_builtin_cexpi): Likewise.
7008 (expand_builtin_int_roundingfn): Likewise.
7009 (expand_builtin_int_roundingfn_2): Likewise.
7010 (expand_builtin_pow): Likewise.
7011 (expand_builtin_powi): Likewise.
7012 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7013 of arglist, fixing callers appropriately. Use new CALL_EXPR
7014 accessors and constructors. Return NULL_RTX instead of 0.
7015 (expand_builtin_strstr): Likewise.
7016 (expand_builtin_strchr): Likewise.
7017 (expand_builtin_strrchr): Likewise.
7018 (expand_builtin_strpbrk): Likewise.
7019 (expand_builtin_memcpy): Likewise.
7020 (expand_builtin_mempcpy): Likewise.
7021 (expand_builtin_mempcpy_args): New.
7022 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7023 (expand_builtin_memmove_args): New.
7024 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7025 (expand_movstr): Likewise.
7026 (expand_builtin_strcpy): Likewise.
7027 (expand_builtin_strcpy_args): New.
7028 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7029 (expand_builtin_strncpy): Likewise.
7030 (expand_builtin_memset): Likewise.
7031 (expand_builtin_memset_args): New.
7032 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7033 (expand_builtin_memcmp): Likewise.
7034 (expand_builtin_strcmp): Likewise.
7035 (expand_builtin_strncmp): Likewise.
7036 (expand_builtin_strcat): Likewise.
7037 (expand_builtin_strncat): Likewise.
7038 (expand_builtin_strspn): Likewise.
7039 (expand_builtin_strcspn): Likewise.
7040 (expand_builtin_args_info): Likewise.
7041 (expand_builtin_va_start): Likewise.
7042 (gimplify_va_arg_expr): Likewise.
7043 (expand_builtin_va_end): Likewise.
7044 (expand_builtin_va_copy): Likewise.
7045 (expand_builtin_frame_address): Likewise.
7046 (expand_builtin_alloca): Likewise.
7047 (expand_builtin_bswap): Likewise.
7048 (expand_builtin_unop): Likewise.
7049 (expand_builtin_fputs): Likewise.
7050 (expand_builtin_expect): Likewise.
7051 (expand_builtin_fabs): Likewise.
7052 (expand_builtin_copysign): Likewise.
7053 (expand_builtin_printf): Likewise.
7054 (expand_builtin_fprintf): Likewise.
7055 (expand_builtin_sprintf): Likewise.
7056 (expand_builtin_init_trampoline): Likewise.
7057 (expand_builtin_signbit): Likewise.
7058 (expand_builtin_fork_or_exec): Likewise.
7059 (expand_builtin_sync_operation): Likewise.
7060 (expand_builtin_compare_and_swap): Likewise.
7061 (expand_builtin_lock_test_and_set): Likewise.
7062 (expand_builtin_lock_release): Likewise.
7063 (expand_builtin): Likewise.
7064 (builtin_mathfn_code): Likewise.
7066 (fold_builtin_constant_p): Pass call arguments individually instead
7067 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7068 accessors and constructors. Return NULL_TREE instead of 0.
7069 (fold_builtin_expect): Likewise.
7070 (fold_builtin_classify_type): Likewise.
7071 (fold_builtin_strlen): Likewise.
7072 (fold_builtin_nan): Likewise.
7073 (integer_valued_real_p): Likewise.
7074 (fold_trunc_transparent_mathfn): Likewise.
7075 (fold_fixed_mathfn): Likewise.
7076 (fold_builtin_cabs): Likewise.
7077 (fold_builtin_sqrt): Likewise.
7078 (fold_builtin_cbrt): Likewise.
7079 (fold_builtin_cos): Likewise.
7080 (fold_builtin_cosh): Likewise.
7081 (fold_builtin_tan): Likewise.
7082 (fold_builtin_sincos): Likewise.
7083 (fold_builtin_cexp): Likewise.
7084 (fold_builtin_trunc): Likewise.
7085 (fold_builtin_floor): Likewise.
7086 (fold_builtin_ceil): Likewise.
7087 (fold_builtin_round): Likewise.
7088 (fold_builtin_int_roundingfn): Likewise.
7089 (fold_builtin_bitop): Likewise.
7090 (fold_builtin_bswap): Likewise.
7091 (fold_builtin_logarithm): Likewise.
7092 (fold_builtin_hypot): Likewise.
7093 (fold_builtin_pow): Likewise.
7094 (fold_builtin_powi): Likewise.
7095 (fold_builtin_exponent): Likewise.
7096 (fold_builtin_memset): Likewise.
7097 (fold_builtin_bzero): Likewise.
7098 (fold_builtin_memory_op): Likewise.
7099 (fold_builtin_bcopy): Deleted; call site changed to invoke
7100 fold_builtin_memory_op directly.
7101 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7102 (fold_builtin_strncpy): Likewise.
7103 (fold_builtin_memcmp): Likewise.
7104 (fold_builtin_strcmp): Likewise.
7105 (fold_builtin_strncmp): Likewise.
7106 (fold_builtin_signbit): Likewise.
7107 (fold_builtin_copysign): Likewise.
7108 (fold_builtin_isascii): Likewise.
7109 (fold_builtin_toascii): Likewise.
7110 (fold_builtin_isdigit): Likewise.
7111 (fold_builtin_fabs): Likewise.
7112 (fold_builtin_abs): Likewise.
7113 (fold_builtin_fmin_fmax): Likewise.
7114 (fold_builtin_carg): Likewise.
7115 (fold_builtin_classify): Likewise.
7116 (fold_builtin_unordered_cmp): Likewise.
7118 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7119 New functions split out from fold_builtin_1.
7120 (fold_builtin_n): New.
7121 (fold_builtin_varargs): New.
7122 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7124 (fold_call_expr): New.
7125 (build_function_call_expr): Rewrite to use new helper function.
7126 (fold_builtin_call_list): New.
7127 (build_call_expr): New.
7128 (fold_builtin_call_valist): New.
7129 (rewrite_call_expr): New.
7130 (validate_arg): New.
7131 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7132 of an arglist. Change return type to bool. Use new CALL_EXPR
7135 (fold_builtin_strstr): Pass call arguments individually instead
7136 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7137 accessors and constructors. Return NULL_TREE instead of 0.
7138 (fold_builtin_strchr): Likewise.
7139 (fold_builtin_strrchr): Likewise.
7140 (fold_builtin_strpbrk): Likewise.
7141 (fold_builtin_strcat): Likewise.
7142 (fold_builtin_strncat): Likewise.
7143 (fold_builtin_strspn): Likewise.
7144 (fold_builtin_strcspn): Likewise.
7145 (fold_builtin_fputs): Likewise.
7146 (fold_builtin_next_arg): Likewise.
7147 (fold_builtin_sprintf): Likewise.
7149 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7150 NULL_RTX instead of 0.
7151 (expand_builtin_memory_chk): Likewise.
7152 (maybe_emit_chk_warning): Likewise.
7153 (maybe_emit_sprintf_chk_warning): Likewise.
7155 (fold_builtin_object_size): Pass call arguments individually instead
7156 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7157 accessors and constructors. Return NULL_TREE instead of 0.
7158 (fold_builtin_memory_chk): Likewise.
7159 (fold_builtin_stxcpy_chk): Likewise.
7160 (fold_builtin_strncpy_chk): Likewise.
7161 (fold_builtin_strcat_chk): Likewise.
7162 (fold_builtin_strcat_chk): Likewise.
7163 (fold_builtin_strncat_chk): Likewise.
7164 (fold_builtin_sprintf_chk): Likewise.
7165 (fold_builtin_snprintf_chk): Likewise.
7166 (fold_builtin_printf): Likewise.
7167 (fold_builtin_vprintf): Likewise.
7169 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7171 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7172 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7173 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7174 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7175 (fold_unary): Likewise.
7176 (fold_binary): Likewise.
7177 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7178 ternary expressions.
7179 (fold): Add logic for tcc_vl_exp.
7180 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7181 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7182 (fold_build3_stat): Add assertion to flag broken interface for
7183 constructing CALL_EXPRs.
7184 (fold_build_call_list): New.
7185 (fold_build_call_list_initializer): New.
7186 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7188 (fold_strip_sign_ops): Likewise.
7190 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7191 Brooks Moses <brooks.moses@codesourcery.com>
7192 Lee Millward <lee.millward@codesourcery.com>
7194 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7195 accessors and dump arguments explicitly.
7197 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7199 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7201 (print_call_name): Use new CALL_EXPR accessors.
7203 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7204 CALL_EXPR arguments explicitly instead of as a list. Use
7205 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7207 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7208 (vrp_visit_stmt): Likewise.
7210 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7211 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7213 (force_move_till_expr): Likewise.
7215 * targhooks.c (default_external_stack_protect_fail): Use
7216 build_call_expr instead of build_function_call_expr.
7217 (default_hidden_stack_protect_fail): Likewise.
7219 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7222 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7223 and walk arguments explicitly.
7225 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7226 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7227 (expand_simple_operations): Likewise.
7228 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7230 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7231 of TREE_CODE_LENGTH.
7232 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7234 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7235 instead of TREE_CODE_LENGTH.
7237 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7238 (tree_ic_transform): Likewise.
7239 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7240 parameter instead of arglist. Fix callers.
7241 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7242 (tree_stringops_transform): Likewise.
7243 (tree_indirect_call_to_profile): Likewise.
7244 (tree_stringops_values_to_profile): Likewise.
7246 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7247 (eliminate_tail_call): Likewise.
7249 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7251 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7252 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7254 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7256 * omp-low.c (build_omp_barrier): Use build_call_expr.
7257 (lower_rec_input_clauses): Likewise.
7258 (lower_reduction_clauses): Likewise.
7259 (expand_parallel_call): Likewise.
7260 (maybe_catch_exception): Likewise.
7261 (expand_omp_for_generic): Likewise.
7262 (expand_omp_for_static_nochunk): Likewise.
7263 (expand_omp_sections): Likewise.
7264 (lower_omp_single_simple): Likewise.
7265 (lower_omp_single_copy): Likewise.
7266 (lower_omp_master): Likewise.
7267 (lower_omp_ordered): Likewise.
7268 (lower_omp_critical): Likewise.
7270 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
7271 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
7273 * tree-gimple.c (is_gimple_call_addr): Fix doc.
7274 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
7275 TREE_CODE_LENGTH. Add tcc_vl_exp case.
7277 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
7278 and generalize to handle any number of operands.
7279 (chrec_contains_undetermined): Likewise.
7280 (tree_contains_chrecs): Likewise.
7281 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
7283 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
7285 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
7286 fold_call_expr instead of fold_builtin.
7287 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
7288 match declarations there.
7289 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
7292 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
7293 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7295 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
7296 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
7298 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
7301 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
7302 (execute_cse_sincos): Use new CALL_EXPR accessors.
7304 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
7306 * gimple-low.c (lower_function_body): Use build_call_expr.
7307 (lower_builtin_setjmp): Likewise.
7309 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
7310 (set_storage_via_libcall): Likewise.
7311 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
7312 instead of TREE_CODE_LENGTH.
7313 (expand_expr_real_1): Use new CALL_EXPR accessors.
7315 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
7316 generalize to handle any number of operands.
7317 (TB_parent_eq): Likewise.
7319 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
7320 (strip_builtin_expect): Likewise.
7322 * function.c (gimplify_parameters): Use build_call_expr.
7324 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
7325 instead of TREE_CODE_LENGTH.
7327 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
7328 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
7330 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
7333 * gimplify.c (build_stack_save_restore): Use build_call_expr.
7334 (gimplify_decl_expr): Likewise.
7335 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
7336 Use new CALL_EXPR iterators.
7337 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
7338 (gimplify_modify_expr_to_memset): Likewise.
7339 (gimplify_variable_sized_compare): Likewise.
7340 (gimplify_omp_atomic_fetch_op): Likewise.
7341 (gimplify_omp_atomic_pipeline): Likewise.
7342 (gimplify_omp_atomic_mutex): Likewise.
7343 (gimplify_function_tree): Likewise.
7345 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
7346 (call_expr_flags): Likewise.
7347 (expand_call): Likewise.
7349 * except.c (expand_builtin_eh_return_data_regno): Pass entire
7350 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7353 * coverage.c (create_coverage): Use build_call_expr.
7355 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
7356 (temp_call_expr_obstack): New.
7357 (pool_copy_list): Delete.
7358 (temp_copy_call_expr): New.
7359 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
7360 CALL_EXPR accessors. Get rid of special goo for copying argument
7361 lists and use temp_copy_call_expr instead.
7362 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
7363 CALL_EXPR accessors.
7364 (create_expression_by_pieces): Likewise. Use build_call_array
7365 to construct the result instead of fold_build3.
7366 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
7367 dealing with argument lists.
7368 (init_pre): Remove references to expression_node_pool and
7369 list_node_pool. Init temp_call_expr_obstack instead.
7370 (fini_pre): Remove references to expression_node_pool and
7373 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
7374 and walk arguments explicitly instead of as a list.
7376 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
7377 (mx_register_decls): Likewise.
7378 (mudflap_register_call): Likewise.
7379 (mudflap_finish_file): Likewise.
7381 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
7382 (ipa_callsite_compute_param): Likewise.
7384 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
7385 accessors and constructor.
7387 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
7388 accessors and constructor.
7389 (convert_tramp_reference): Likewise.
7390 (convert_call_expr): Likewise.
7391 (finalize_nesting_tree_1): Likewise.
7393 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
7396 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
7398 * tree-inline.c (initialize_inlined_parameters): Pass entire
7399 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7401 (estimate_num_insns_1): Use new CALL_EXPR accessors.
7402 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
7404 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
7405 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7406 (vectorizable_reduction): Likewise.
7407 (vectorizable_call): Use new CALL_EXPR iterators.
7408 (vectorizable_conversion): Use build_call_expr.
7409 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
7410 (vect_gen_widened_results_half): Use build_call_expr.
7411 (vect_setup_realignment): Likewise.
7412 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
7414 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
7415 (pass_through_call): Likewise.
7416 (compute_object_sizes): Likewise. Use fold_call_expr instead of
7419 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
7420 (tree_gen_pow2_profiler): Likewise.
7421 (tree_gen_one_value_profiler): Likewise.
7422 (tree_gen_ic_func_profiler): Likewise.
7423 (tree_gen_average_profiler): Likewise.
7424 (tree_gen_ior_profiler): Likewise.
7426 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
7427 (find_func_aliases): Use new CALL_EXPR accessors. Add case
7428 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7430 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
7431 of TREE_CODE_LENGTH.
7433 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
7434 of TREE_CODE_LENGTH.
7436 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
7438 (convert_to_integer): Likewise.
7440 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
7443 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7444 Brooks Moses <brooks.moses@codesourcery.com>
7445 Lee Millward <lee.millward@codesourcery.com>
7447 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
7449 * config/frv/frv.c (frv_expand_builtin): Likewise.
7450 * config/s390/s390.c (s390_expand_builtin): Likewise.
7452 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
7453 (sparc_expand_builtin): Use new CALL_EXPR accessors.
7455 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
7456 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
7457 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
7458 (ix86_expand_store_builtin): Likewise.
7459 (ix86_expand_unop_builtin): Likewise.
7460 (ix86_expand_unop1_builtin): Likewise.
7461 (ix86_expand_sse_compare): Likewise.
7462 (ix86_expand_sse_comi): Likewise.
7463 (ix86_expand_vec_init_builtin): Likewise.
7464 (ix86_expand_vec_ext_builtin): Likewise.
7465 (ix86_expand_vec_set_builtin): Likewise.
7466 (ix86_expand_builtin): Use new CALL_EXPR accessors.
7468 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
7469 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7471 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
7472 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7473 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
7475 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
7477 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7478 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
7479 arglist. Use new CALL_EXPR accessors. Fix callers.
7480 (altivec_expand_abs_builtin): Likewise.
7481 (rs6000_expand_binop_builtin): Likewise.
7482 (altivec_expand_predicate_builtin): Likewise.
7483 (altivec_expand_lv_builtin): Likewise.
7484 (spe_expand_stv_builtin): Likewise.
7485 (altivec_expand_stv_builtin): Likewise.
7486 (rs6000_expand_ternop_builtin): Likewise.
7487 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
7488 (altivec_expand_st_builtin): Likewise.
7489 (altivec_expand_dst_builtin): Likewise.
7490 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
7491 arglist. Use new CALL_EXPR accessors. Fix callers.
7492 (altivec_expand_vec_set_builtin): Likewise.
7493 (altivec_expand_vec_ext_builtin): Likewise.
7494 (altivec_expand_builtin): Use new CALL_EXPR accessors.
7495 (spe_expand_builtin): Likewise.
7496 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
7497 arglist. Use new CALL_EXPR accessors. Fix callers.
7498 (spe_expand_evsel_builtin): Likewise.
7499 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
7500 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
7502 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
7503 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7504 (arm_expand_unop_builtin): Likewise.
7505 (arm_expand_builtin): Use new CALL_EXPR accessors.
7507 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
7510 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
7511 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7512 (bfin_expand_unop_builtin): Likewise.
7513 (bfin_expand_builtin): Use new CALL_EXPR accessors.
7515 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7516 Brooks Moses <brooks.moses@codesourcery.com>
7517 Lee Millward <lee.millward@codesourcery.com>
7519 * c-semantics.c (build_stmt): Add internal diagnostic check.
7521 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
7522 accessors. Print arguments explicitly instead of as a list.
7524 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
7526 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
7527 (c_finish_omp_flish): Likewise.
7529 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
7530 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
7531 instead of TREE_CODE_LENGTH.
7532 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
7533 (c_warn_unused_result): Likewise.
7535 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7538 * doc/invoke.texi (Warning Options): Remove
7539 -Werror-implicit-function-declaration.
7540 (Wimplicit-function-declaration): Update description.
7541 * opts.c (common_handle_option): Move handling of -Werror=* to...
7542 (enable_warning_as_error): ...here.
7543 * opts.h (enable_warning_as_error): Declare.
7544 * c-decl.c (implicit_decl_warning): Unless
7545 -Wno-implicit-function-declaration is given, emit a pedwarn if
7546 -std=c99 or emit a warning if -Wimplicit-function-declaration.
7547 * c.opt (Wimplicit-function-declaration): Replace
7548 mesg_implicit_function_declaration with
7549 warn_implicit_function_declaration.
7550 * c-opts.c (c_common_handle_option):
7551 -Werror-implicit-function-declaration is exactly equal as
7552 -Werror=implicit-function-declaration.
7553 (set_Wimplicit): Replace mesg_implicit_function_declaration with
7554 warn_implicit_function_declaration.
7555 (c_common_post_options): -Wimplict-function-declaration is enabled
7556 by default by -std=c99, otherwise is disabled by default.
7557 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
7559 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7561 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
7562 DECL on the rhs to a DECL on the lhs for debug info purposes if the
7563 former is ignored but not the latter.
7565 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7567 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
7568 is made and the reference doesn't use the alias set of its type,
7569 do not create the temporary using that type.
7571 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
7573 * jump.c: Remove prototypes for delete_computation and
7574 delete_prior_computation.
7576 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7578 * jump.c (get_label_after): Delete.
7579 (get_label_before, delete_computation, delete_jump,
7580 delete_prior_computation, follow_jumps): Move...
7581 * reorg.c (delete_computation, delete_prior_computation): ... here...
7582 (get_label_before, delete_jump): ... making these static ...
7583 (follow_jumps): ... and simplifying this since it only runs after
7585 * rtl.h (get_label_after, get_label_before, delete_jump,
7586 follow_jumps): Delete prototypes.
7588 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7590 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
7592 2007-02-15 Nick Clifton <nickc@redhat.com>
7594 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
7595 order to prevent it from being munged by the target.
7597 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
7599 * config/i386/i386.md: Remove misleading comment.
7601 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7603 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
7604 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
7607 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7609 * tree-sra.c (instantiate_missing_elements): Canonicalize
7611 (sra_build_assignment): New.
7612 (generate_copy_inout, generate_element_copy,
7613 generate_element_zero, generate_one_element_init): Use it.
7615 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7617 * tree-sra.c (instantiate_missing_elements): Canonicalize
7619 (sra_build_assignment): New.
7620 (generate_copy_inout, generate_element_copy,
7621 generate_element_zero, generate_one_element_init): Use it.
7623 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7625 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
7628 2007-02-14 Joseph Myers <joseph@codesourcery.com>
7630 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
7631 types as aggregates not scalars.
7632 * function.c (assign_stack_temp_for_type): Likewise.
7634 2007-02-14 Roger Sayle <roger@eyesopen.com>
7635 Zdenek Dvorak <dvorakz@suse.cz>
7637 * tree-dump.c (dump_switch_p_1): Require exact match of the option
7640 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
7642 * passes.c (next_pass_1): Clear the next field of the copied
7645 2007-02-14 Richard Henderson <rth@redhat.com>
7647 * tree-sra.c (early_sra): New.
7648 (decl_can_be_decomposed_p): Deny va_list if early_sra.
7649 (tree_sra_early, pass_sra_early): New.
7650 * tree-pass.h (pass_sra_early): Declare.
7651 * passes.c (init_optimization_passes): Use it.
7653 2007-02-14 Richard Guenther <rguenther@suse.de>
7655 * flags.h (issue_strict_overflow_warning): Convert to a macro.
7657 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
7659 PR tree-optimization/30771
7660 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
7662 (vect_analyze_operations): Induction phis can now be marked as
7664 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
7665 Update documentation accordingly.
7667 2007-02-14 Nick Clifton <nickc@redhat.com>
7669 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
7670 most 3 arguments are supported.
7671 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
7673 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
7675 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
7676 Ensure dst->current is valid.
7678 2007-02-13 Paul Brook <paul@codesourcery.com>
7680 * config.gcc: Add arm*-*-uclinux-*eabi.
7681 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7682 (SUBTARGET_EXTRA_LINK_SPEC): Define.
7683 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
7684 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
7685 (LINK_SPEC): Define.
7687 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
7689 * config/arm/uclinux-eabi.h: New file.
7690 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
7691 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
7694 2007-02-13 Ian Lance Taylor <iant@google.com>
7696 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
7697 * flags.h (warn_strict_overflow): Declare.
7698 (enum warn_strict_overflow_code): Define.
7699 (issue_strict_overflow_warning): New static inline function.
7700 * opts.c (warn_strict_overflow): New variable.
7701 (common_handle_option): Handle OPT_Wstrict_overflow and
7702 OPT_Wstrict_overflow_.
7703 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
7705 * fold-const.c: Include intl.h.
7706 (fold_deferring_overflow_warnings): New static variable.
7707 (fold_deferred_overflow_warning): New static variable.
7708 (fold_deferred_overflow_code): New static variable.
7709 (fold_defer_overflow_warnings): New function.
7710 (fold_undefer_overflow_warnings): New function.
7711 (fold_undefer_and_ignore_overflow_warnings): New function.
7712 (fold_deferring_overflow_warnings_p): New function.
7713 (fold_overflow_warning): New static function.
7714 (make_range): Add strict_overflow_p parameter. Change all
7716 (extract_muldiv, extract_muldiv_1): Likewise.
7717 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
7718 tree_expr_nonnegative_p.
7719 (fold_negate_expr): Call fold_overflow_warning.
7720 (fold_range_test): Likewise.
7721 (fold_comparison): Likewise.
7722 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
7723 instead of tree_expr_nonnegative_p.
7724 (tree_expr_nonnegative_warnv_p): Rename from
7725 tree_expr_nonnegative_p, add strict_overflow_p parameter.
7726 (tree_expr_nonnegative_p): New function.
7727 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
7728 strict_overflow_p parameter.
7729 (tree_expr_nonzero_p): New function.
7730 * passes.c (verify_interpass_invariants): New static function.
7731 (execute_one_pass): Call it.
7732 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
7734 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
7735 (estimate_numbers_of_iterations): Likewise.
7736 (scev_probably_wraps_p): Likewise.
7737 * tree-ssa-ccp.c: Include "toplev.h".
7738 (evaluate_stmt): Defer fold overflow warnings until we know we are
7740 (struct fold_stmt_r_data): Add stmt field.
7741 (fold_stmt_r): Defer fold overflow warnings until we know we
7743 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
7744 (fold_stmt_inplace): Likewise.
7745 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
7746 (cleanup_control_expr_graph): Defer fold overflow warnings until
7747 we know we are going to optimize.
7748 * tree-cfg.c (fold_cond_expr_cond): Likewise.
7749 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
7751 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7752 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
7753 * tree-ssa-loop-manip.c (create_iv): Likewise.
7754 * c-typeck.c (build_conditional_expr): Likewise.
7755 (build_binary_op): Likewise.
7756 * tree-vrp.c (vrp_expr_computes_nonzero): Call
7757 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
7758 (extract_range_from_unary_expr): Likewise.
7759 * simplify-rtx.c (simplify_const_relational_operation): Warn when
7760 assuming that signed overflow does not occur.
7761 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
7762 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
7763 (fold_defer_overflow_warnings): Declare.
7764 (fold_undefer_overflow_warnings): Declare.
7765 (fold_undefer_and_ignore_overflow_warnings): Declare.
7766 (fold_deferring_overflow_warnings_p): Declare.
7767 (tree_expr_nonzero_warnv_p): Declare.
7768 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
7770 (Warning Options): Document -Wstrict-overflow.
7771 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
7772 (tree-ssa-ccp.o): Likewise.
7773 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
7774 (fold-const.o): Depend on intl.h.
7776 2007-02-13 Ian Lance Taylor <iant@google.com>
7779 * lower-subreg.c (resolve_simple_move): Decompose subregs in
7782 2007-02-13 Stuart Hastings <stuart@apple.com>
7784 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
7786 2007-02-13 Richard Henderson <rth@redhat.com>
7788 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
7789 handled_component_p before looking for the indirect_ref.
7791 2007-02-13 Richard Henderson <rth@redhat.com>
7793 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
7794 remove flags clobber.
7795 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
7796 (bswaphi_lowpart): New.
7797 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
7798 remove TARGET_BSWAP test. Delete expander of the same name.
7800 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
7801 (expand_unop): Use them.
7803 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
7805 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
7806 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
7807 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
7808 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
7809 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
7810 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
7811 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
7812 assembler dialect choice from asm templates.
7814 2007-02-12 Richard Henderson <rth@redhat.com>
7816 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
7817 (fixuns_trunc<SSEMODEF>si2): Use it.
7818 * config/i386/sse.md (vec_setv4sf_0): Export.
7819 * config/i386/i386.c (ix86_build_const_vector): Export.
7820 (ix86_split_convert_uns_si_sse): Rename from
7821 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
7822 * config/i386/i386-protos.h: Update.
7824 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7827 * c-typeck.c (c_finish_return): Improve warning message.
7829 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7831 * alias.c (find_symbolic_term): Delete unused function.
7833 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
7835 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
7836 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
7837 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
7839 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7841 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7842 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
7843 the function, temporarily point the debug interface to the null one.
7845 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7847 * dwarf2out.c (round_up_to_align): New static function.
7848 (field_byte_offset): Use it to round the offset.
7850 2007-02-12 Richard Henderson <rth@redhat.com>
7852 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
7853 (inswl_const): Export.
7855 2007-02-12 Richard Henderson <rth@redhat.com>
7857 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
7858 result mode of the libcall, convert back to outmode.
7860 2007-02-12 Roger Sayle <roger@eyesopen.com>
7862 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
7863 (bswapdi2): New define_expand to implement 32-bit implementation.
7865 2007-02-12 Nick Clifton <nickc@redhat.com>
7867 * doc/invoke.texi (Overall Options): Document --help=.
7868 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
7869 (cc1_options): Pass --help= on to cc1.
7870 (display_help): Add description of --help=.
7871 (process_command): Add code to handle --help=. Allow translated
7872 --help and --target-help switches to be passed on to compiler
7874 (main): Remove unused if statement.
7875 * opts.c (columns): Remove.
7876 (LEFT_COLUMN): Define.
7877 (wrap_help): Add columns argument.
7878 (print_filtered_help): Change parameters to be an include bitmask,
7879 an exclude bitmask, an any bitmask and the column width. Move the
7880 code to display the params list here. Add code to display the
7881 status of options rather than their descriptions if the quiet flag
7883 (print_specific_help): Change parameters to be an include bitmask,
7884 an exclude bitmask and an any bitmask. Move code to look up the
7885 column width here. Decide upon the title for an options listing.
7886 (common_handle_options): Add code to handle --help=. Adapt code
7887 for --help and --target-help to use the revised form of the
7888 print_specific_help function.
7889 (print_help): Delete.
7890 (print_param_help): Delete.
7891 (print_switch): Delete.
7892 * opts.h (cl_lang_count): Add prototype.
7893 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
7894 CL_MAX_OPTION_CLASS): New defines.
7895 * optc-gen.awk: Add construction of cl_lang_count.
7896 * c.opt: Add Warning attribute to warning options and Optimization
7897 attribute to optimization options.
7898 * common.opt: Likewise.
7900 Add -fhelp and -ftarget-help as aliases for the transformed --help
7901 and --target-help options.
7902 * opt-functions.awk: Add code to handle Warning and Optimization
7905 2007-02-12 Richard Henderson <rth@redhat.com>
7907 * config/alpha/constraints.md: New file.
7908 * config/alpha/alpha.c: Include tm-constrs.h.
7909 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
7910 alpha_extra_constraint): Remove.
7911 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
7912 * config/alpha/alpha-protos.h: Update.
7913 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
7914 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
7915 (EXTRA_CONSTRAINT): Remove.
7916 * config/alpha/alpha.md: Include constraints.md.
7917 (adddi splitter): Use satisfies_constraint_*.
7918 * config/alpha/predicates.md (add_operand): Likewise.
7919 (sext_add_operand, addition_operation): Likewise.
7921 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
7923 PR tree-optimization/29145
7924 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
7925 in our handling of restrict qualified pointers.
7927 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7930 * doc/invoke.texi (Wunused-value): Update description.
7931 (Wextra): Delete item.
7932 * opts.c (set_Wextra): Don't use the value of Wextra to set the
7933 value of Wunused-value.
7934 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
7935 (c_finish_stmt_expr): Don't check extra_warnings.
7936 (emit_side_effect_warnings): The caller is responsible to check
7939 2007-02-11 Roger Sayle <roger@eyesopen.com>
7940 Matt Thomas <matt@3am-software.com>
7942 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
7944 2007-02-11 Roger Sayle <roger@eyesopen.com>
7946 * simplify-rtx.c (simplify_relational_operation_1): Optimize
7947 comparisons of POPCOUNT against zero.
7948 (simplify_const_relational_operation): Likewise.
7950 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7952 * doc/invoke.texi (Wextra): Delete outdated paragraph.
7954 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7956 * dwarf2out.c (root_type): Delete unused function.
7958 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7960 * genattrtab.c (contained_in_p): Delete unused function.
7961 (write_expr_attr_cache): Likewise.
7963 2007-02-11 Jan Hubicka <jh@suse.cz>
7965 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
7968 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
7970 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
7971 to add the REG_EQ* note.
7972 * see.c (see_merge_one_use_extension): Likewise.
7973 * local-alloc.c (update_equiv_regs): Likewise. Also don't
7974 turn REG_EQUAL notes into REG_EQUIV notes if the target
7975 register may have more than one set.
7976 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
7977 * gcse.c (try_replace_reg): Likewise.
7978 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
7979 * calls.c (fixup_tail_calls): Likewise. Abort if there is
7980 more than one REG_EQUIV note.
7981 * reload1.c (gen_reload): Use set_unique_reg_note.
7983 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
7985 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
7986 (ix86_builtin_conversion): New function.
7988 2007-02-06 Mark Mitchell <mark@codesourcery.com>
7991 * tree.h (DECL_REPLACEABLE_P): New macro.
7992 * except.c (set_nothrow_function_flags): Likewise.
7994 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
7995 Ira Rosen <irar@il.ibm.com>
7996 Dorit Nuzman <dorit@il.ibm.com>
7998 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
7999 * targhooks.c (default_builtin_vectorized_conversion): New.
8000 * targhooks.h (default_builtin_vectorized_function): New declaration.
8001 * target.h (struct vectorize): Add builtin_conversion field.
8002 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8003 stmt_vec_info_type value.
8004 (vectorizable_conversion): New declaration.
8005 * tree-vect-analyze.c (vect_analyze_operations): Add
8006 vectorizable_conversion call.
8007 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8008 * tree-vect-transform.c (vectorizable_conversion): New function.
8009 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8010 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8012 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8013 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8014 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8015 or ALTIVEC_BUILTIN_VCFSX.
8017 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8020 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8021 CONST_DOUBLE and operand 0 is a hard register.
8022 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8023 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8024 is a hard floating-point register.
8026 2007-02-10 Richard Henderson <rth@redhat.com>
8027 Jakub Jelinek <jakub@redhat.com>
8028 Alexandre Oliva <aoliva@redhat.com>
8030 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8031 * builtin-types.def (BT_WORD): Make unsigned.
8032 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8033 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8034 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8035 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8036 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8037 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8039 * expr.c (emutls_var_address): New.
8040 (expand_expr_real_1): Expand emulated tls.
8041 (expand_expr_addr_expr_1): Likewise.
8042 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8043 * output.h (emutls_finish): Declare.
8044 * toplev.c (compile_file): Call it.
8045 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8046 address before wrapping in CONST.
8047 * varasm.c (emutls_htab, emutls_object_type): New.
8048 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8049 (get_emutls_object_name, get_emutls_object_type): New.
8050 (get_emutls_init_templ_addr, emutls_decl): New.
8051 (emutls_common_1, emutls_finish): New.
8052 (assemble_variable): When emulating tls, swap decls; generate
8053 constructor for the emutls objects.
8054 (do_assemble_alias): When emulating tls, swap decl and target name.
8055 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8057 * varpool.c (decide_is_variable_needed): Look at force_output.
8058 Recurse for emulated tls.
8059 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8060 with decide_is_variable_needed.
8061 * emutls.c: New file.
8062 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8063 tls_object for real tls.
8065 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8067 PR rtl-optimization/29599
8068 * reload1.c (eliminate_regs_in_insn): Take the destination
8069 mode into account when computing the offset.
8071 2007-02-09 Stuart Hastings <stuart@apple.com>
8072 Richard Henderson <rth@redhat.com>
8074 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8075 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8076 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8077 fixuns_truncdfhi2): New.
8078 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8079 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8080 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8081 (floatunssidf2): Allow nonimmediate source.
8082 * config/i386/sse.md (movdi_to_sse): New.
8083 (vec_concatv2di): Drop '*'.
8084 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8085 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8086 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8088 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8089 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8090 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8091 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8092 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8093 ix86_build_const_vector.
8094 (x86_emit_floatuns): Rewrite.
8096 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8098 * genautomata.c (longest_path_length): Delete unused function.
8099 (struct state): Delete unused longest_path_length.
8100 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8101 (get_free_state): Delete unused.
8103 2007-02-09 Jan Hubicka <jh@suse.cz>
8105 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8106 * doc/invoke.texi (inline-unit-growth): Update default value.
8108 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8109 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8110 (rebuild_cgraph_edges): Likewise.
8111 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8112 (dump_cgraph_node): Dump frequencies.
8113 (cgraph_clone_edge): Add frequency scales.
8114 (cgraph_clone_node): Add freuqnecy.
8115 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8116 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8117 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8118 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8119 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8120 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8121 (save_inline_function_body): Likewise.
8122 * ipa-inline.c: inluce rtl.h
8123 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8124 (cgraph_edge_badness): Use frequencies.
8125 (cgraph_decide_recursive_inlining): Update clonning.
8126 (cgraph_decide_inlining_of_small_function): Dump frequency.
8127 * predict.c (estimate_bb_frequencies): Export.
8128 * predict.h (estimate_bb_frequencies): Declare.
8129 * tree-inline.c (copy_bb): Watch overflows.
8130 (expand_call_inline): Update call of cgraph_create_edge.
8131 (optimize_inline_calls): Use TODO flags to update frequnecies.
8132 * passes.h: Include predict.h
8133 (init_optimization_passes): Move profile ahead.
8134 (execute_function_todo): Handle TODO_rebuild_frequencies.
8136 2007-02-09 Roger Sayle <roger@eyesopen.com>
8138 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8139 the insbl or inswl pattern into a register.
8141 2007-02-09 Roger Sayle <roger@eyesopen.com>
8143 * config/ia64/ia64.md (bswapdi2): New define_insn.
8145 2007-02-09 Richard Henderson <rth@redhat.com>
8147 * config/i386/constraints.md (Ym): New constraint.
8148 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8149 (movdi_1_rex64): Split sse and xmm general register moves from
8150 memory move alternatives. Use conditional register constraints.
8151 (movsf_1, movdf_integer): Likewise.
8152 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8153 (movdf_integer_rex64): New.
8154 (pushsf_rex64): Fix output constraints.
8155 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8156 (sse2_stored): Likewise.
8157 (sse2_storeq_rex64): New.
8158 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8159 amd and not generic.
8160 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8161 for optimize_size. Remove SF/DFmode hack.
8163 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8165 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8168 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8169 Richard Sandiford <richard@codesourcery.com>
8171 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8172 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8173 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8174 m68k/t-mlib to tmake_file.
8175 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8176 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8177 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8178 Allow it to be cf or m68k. Set m68k_arch_family. If that
8179 variable is not empty, add t-$m68k_arch_family to tmake_file.
8180 Add t-mlibs to tmake_file.
8181 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8182 * config/m68k/t-cf: New file.
8183 * config/m68k/t-m68k: Likewise.
8184 * config/m68k/t-mlibs: Likewise.
8185 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8186 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8187 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8188 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8189 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8191 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8192 (INSTALL_LIBGCC): Delete.
8193 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8194 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8195 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8196 (M68K_MLIB_CPU): Define.
8197 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8198 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8199 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8201 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8202 Richard Guenther <rguenther@suse.de>
8205 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8206 against INT_MIN/INT_MAX.
8207 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8208 file if a loop is removed.
8210 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8212 * calls.c (store_one_arg): Pass correct alignment to
8213 emit_push_insn for non-BLKmode values.
8214 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8215 unaligned stack slot via a suitably aligned slot.
8217 2007-02-08 DJ Delorie <dj@redhat.com>
8219 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8221 (legal_subregs): Use unsigned char, make const.
8222 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8224 2007-02-08 Paul Brook <paul@codesourcery.com>
8226 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8227 special interworking needed.
8229 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8231 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8232 conditional to __SSE2__.
8233 (Entries below should have been added to first ChangeLog
8234 entry for amdfam10 dated 2007-02-05)
8235 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8237 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8239 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8242 2007-02-08 DJ Delorie <dj@redhat.com>
8244 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8245 * config/m32c/m32c.c (legal_subregs): New.
8246 (m32c_illegal_subreg_p): New.
8247 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8248 unsupported subregs of hard regs.
8250 2007-02-08 Jan Hubicka <jh@suse.cz>
8252 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8253 the same one; always update histograms.
8255 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8257 * passes.c (init_optimization_passes): Tidy comment.
8259 2007-02-08 Roger Sayle <roger@eyesopen.com>
8261 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
8262 strip zero_extend, bswap and rotates from POCOUNT's argument.
8263 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
8264 zero_extend and rotates from PARITY's argument.
8265 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
8266 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
8267 of an integer constant at compile-time.
8269 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8272 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
8274 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
8277 * tree-ssa-live.c (remove_unused_locals): Do not remove
8278 TREE_ADDRESSABLE variables.
8279 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
8280 * tree-ssa-operands.c (add_virtual_operand): Remove argument
8281 FOR_CLOBBER. Update all users.
8282 If VAR has an associated alias set, add a virtual operand for
8283 it if no alias is found to conflict with the memory reference.
8285 2007-02-07 Jan Hubicka <jh@suse.cz>
8286 Robert Kidd <rkidd@crhc.uiuc.edu>
8288 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
8290 2007-02-07 Ian Lance Taylor <iant@google.com>
8292 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
8294 2007-02-07 Roger Sayle <roger@eyesopen.com>
8296 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
8297 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
8298 tablejumpdi, movsi_to_cr_one): Remove constraints from
8299 define_expand's match_operands.
8301 2007-02-07 Roger Sayle <roger@eyesopen.com>
8303 * global.c (compute_regsets): Move declatation of "i" inside of
8304 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
8306 2007-02-07 Jakub Jelinek <jakub@redhat.com>
8309 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
8310 of INDIRECT_REF <RESULT_DECL>.
8312 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
8314 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
8315 Kaz Kojima <kkojima@gcc.gnu.org>
8318 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
8320 (sh_initialize_trampoline): Add parentheses to avoid a warning.
8322 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8324 * doc/loop.texi: Document possibility not to perform disambiguation
8325 of loops with multiple latches.
8326 * cfgloopmanip.c (alp_enum_p): Removed.
8327 (add_loop): Handle subloops. Use get_loop_body_with_size.
8328 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
8329 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
8330 the new forwarder block.
8331 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
8332 Handle the case latch is NULL.
8333 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
8334 when marking loop exits.
8335 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
8337 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
8338 disambiguate_loops_with_multiple_latches.
8339 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
8340 before fix_loop_structure.
8341 * cfgloop.c: Include pointer-set.h and output.h.
8342 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
8343 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
8344 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
8345 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
8346 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
8347 disambiguate_multiple_latches, get_loop_body_with_size,
8348 disambiguate_loops_with_multiple_latches): New functions.
8349 (flow_loop_dump): Dump multiple latch edges.
8350 (flow_loop_nodes_find): Handle loops with multiple latches.
8351 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
8352 (glb_enum_p): Modified.
8353 (get_loop_body): Use get_loop_body_with_size.
8354 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
8355 (AVOID_CFG_MODIFICATIONS): New constant.
8356 (disambiguate_loops_with_multiple_latches, add_loop,
8357 get_loop_body_with_size): Declare.
8358 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
8360 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
8363 * global.c (compute_regsets): New function.
8364 (global_alloc): Refactored ELIMINABLE_REGSET
8365 and NO_GLOBAL_ALLOC_REGS computation out.
8366 (rest_of_handle_global_alloc): Call compute_regsets()
8367 for non-optimizing case.
8369 2007-02-06 Richard Henderson <rth@redhat.com>
8371 * config/i386/constraints.md (Y2): Rename from Y.
8372 (Yi): New constraint.
8373 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
8374 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
8375 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
8376 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
8377 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
8378 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
8379 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
8380 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
8381 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
8382 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
8383 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
8384 vec_extractv2si_1): Change Y constraints to Y2.
8385 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
8386 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
8387 Change Y constraints to Y2.
8388 (sse2_loadld): Change Y constraints to x.
8390 2007-02-06 Roger Sayle <roger@eyesopen.com>
8392 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
8393 (parity<mode>2): New define_expand using rs6000_emit_parity.
8394 * config/rs6000/rs6000.c (rs6000_emit_popcount,
8395 rs6000_emit_parity): New functions.
8396 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
8397 rs6000_emit_parity): Prototype here.
8399 2007-02-06 Ian Lance Taylor <iant@google.com>
8401 * lower-subreg.c (simple_move_operand): Reject CONST.
8402 (resolve_clobber): Call validate_change rather than directly
8403 assigning to XEXP (pat, 0).
8405 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8407 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
8408 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
8409 (tree-cfg.o): Remove hashtab.h dependency.
8411 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
8412 (struct ivopts_data): Change niters to pointer_map_t.
8413 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
8414 (niter_for_exit): Create pointer_map on demand. Change for
8416 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
8417 (free_loop_data): Destroy data->niters if created and reset field.
8418 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
8419 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
8421 * tree-ssa-reassoc.c: Include pointer-set.h.
8422 (bb_rank): Change to long *.
8423 (operand_rank): Change to pointer_map_t.
8424 (find_operand_rank): Return long, -1 if not found. Declare as inline.
8425 (insert_operand_rank): Accept long.
8426 (operand_entry_hash, operand_entry_eq): Remove.
8427 (get_rank): Return long. Adjust for changes above.
8428 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
8430 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
8432 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
8433 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
8434 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
8436 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
8437 directly since it cannot be NULL.
8438 (get_vi_for_tree): Rewrite for pointer_map API.
8439 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
8440 (init_alias_vars): Create vi_for_tree as pointer_map.
8441 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
8443 * tree-cfg.c: Don't include hashtab.h.
8444 (edge_to_cases): Declare as pointer_map.
8445 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
8447 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
8448 (start_recording_case_labels): Create edge_to_cases as pointer_map.
8449 (end_recoding_case_labels): Cleanup edge_to_cases manually before
8451 (record_switch_edge): Delete.
8452 (get_cases_for_edge): Adjust for pointer_map API, inline
8453 record_switch_edge (rewritten for new API), remove goto.
8455 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8457 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
8458 * tree-nested.c: Include pointer-set.h.
8459 (var_map_elt, var_map_eq, var_map_hash): Delete.
8460 (struct nesting_info): Remove GTY marker. Change the two htab_t's
8462 (nesting_info_bitmap_obstack): New.
8463 (lookup_field_for_decl): Adjust for pointer_map API.
8464 (lookup_tramp_for_decl): Adjust for pointer_map API.
8465 (get_nonlocal_debug_decl): Adjust for pointer_map API.
8466 (get_local_debug_decl): Adjust for pointer_map API.
8467 (convert_nl_goto_reference): Adjust for pointer_map API.
8468 (convert_nl_goto_receiver): Adjust for pointer_map API.
8469 (create_nesting_tree): Create outside GGC space. Create bitmap on
8470 the new obstack. Create field_map and var_map as pointer_maps.
8471 (free_nesting_tree): Adjust for changes to create_nesting_tree.
8473 (lower_nested_functions): Move root here, no need to NULL it.
8474 Initialize and release the obstack.
8476 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
8478 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
8479 Remove prototypes and make them non-static.
8480 (struct tree_int_map): Remove.
8481 * tree.h (struct tree_int_map): Move here, turning TO into an
8483 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
8485 * tree.h (TREE_COMPLEXITY): Remove.
8486 (struct tree_exp): Remove complexity field.
8487 * tree.c (build1_stat): Don't set it.
8489 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
8490 Victor Kaplansky <victork@il.ibm.com>
8492 * tree-vectorizer.c (vect_is_simple_use): Support induction.
8493 (vect_is_simple_reduction): Support reduction with induction as
8494 one of the operands.
8495 (vect_is_simple_iv_evolution): Fix formatting.
8496 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
8497 formatting. Don't mark induction phis for vectorization.
8498 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
8499 * tree-vect-transform.c (get_initial_def_for_induction): New function.
8500 (vect_get_vec_def_for_operand): Support induction.
8501 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
8503 (vectorizable_reduction): Support reduction with induction as one of
8505 (vectorizable_type_demotion): Use def-type of stmt argument rather
8506 than dummy def-type.
8508 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
8509 flag_tree_scev_cprop.
8510 * common.opt (tree-scev-cprop): New flag.
8512 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
8513 call to vect_get_new_vect_var.
8515 2007-02-06 Ira Rosen <irar@il.ibm.com>
8517 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
8518 vectype is not NULL.
8519 (vect_pattern_recog_1): Likewise.
8521 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8523 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
8524 (fold_negate_expr): Likewise.
8526 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
8529 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
8530 even if cv-qualification is the same.
8532 2007-02-05 Geoffrey Keating <geoffk@apple.com>
8534 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
8535 __enable_execute_stack on completion.
8537 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8539 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
8540 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
8541 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
8542 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
8543 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
8544 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
8545 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
8546 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
8548 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8550 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
8551 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
8552 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
8553 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
8554 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
8555 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
8556 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
8557 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
8558 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
8559 umuldi3_highpart_rex64, umulsi3_highpart_insn,
8560 umulsi3_highpart_zext, smuldi3_highpart_rex64,
8561 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
8562 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
8563 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
8564 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
8565 sqrtextenddfxf2_i387): Added amdfam10_decode.
8567 * config/i386/athlon.md (athlon_idirect_amdfam10,
8568 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
8569 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
8570 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
8571 athlon_ivector_store_amdfam10): New define_insn_reservation.
8572 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
8575 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8577 * config/i386/athlon.md (athlon_call_amdfam10,
8578 athlon_pop_amdfam10, athlon_lea_amdfam10): New
8579 define_insn_reservation.
8580 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
8581 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
8582 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
8584 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8586 * config/i386/athlon.md (athlon_sseld_amdfam10,
8587 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
8588 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
8590 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8592 * config/i386/athlon.md (athlon_sseins_amdfam10): New
8593 define_insn_reservation.
8594 * config/i386/i386.md (sseins): Added sseins to define_attr type
8595 and define_attr unit.
8596 * config/i386/sse.md: Set type attribute to sseins for insertq
8599 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8601 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
8602 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
8603 ssecomi_load_amdfam10, ssecomi_amdfam10,
8604 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
8605 define_insn_reservation.
8606 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
8608 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8610 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
8611 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
8612 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
8613 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
8614 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
8615 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
8616 define_insn_reservation.
8618 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
8619 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
8620 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
8621 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
8622 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
8624 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8626 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
8627 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
8628 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
8629 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
8630 athlon_ssemul_load_k8): Added amdfam10.
8632 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8634 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
8635 (x86_sse_unaligned_move_optimal): New variable.
8637 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
8639 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
8640 for unaligned vector SSE double/single precision loads for AMDFAM10.
8642 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8644 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
8645 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
8646 Define TARGET_CPU_DEFAULT_amdfam10.
8647 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
8648 (processor_type): Add PROCESSOR_AMDFAM10.
8650 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
8651 processor_type in config/i386/i386.h.
8652 Enable imul peepholes for TARGET_AMDFAM10.
8654 * config.gcc: Add support for --with-cpu option for amdfam10.
8656 * config/i386/i386.c (amdfam10_cost): New variable.
8657 (m_AMDFAM10): New macro.
8658 (m_ATHLON_K8_AMDFAM10): New macro.
8659 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
8660 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
8661 x86_promote_QImode, x86_integer_DFmode_moves,
8662 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8663 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
8664 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
8665 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
8666 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
8667 Enable/disable for amdfam10.
8668 (override_options): Add amdfam10_cost to processor_target_table.
8669 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
8670 processor_alias_table.
8671 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
8672 (ix86_adjust_cost): Add code for amdfam10.
8674 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8676 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
8677 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
8678 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
8679 * config/i386/i386.h: Add builtin definition for SSE4A.
8680 * config/i386/i386.md: Add support for ABM instructions
8682 * config/i386/sse.md: Add support for SSE4A instructions
8683 (movntss, movntsd, extrq, insertq).
8684 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
8685 Add -march=amdfam10 flag.
8686 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
8687 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
8689 * doc/extend.texi: Add documentation for SSE4A builtins.
8691 2007-02-05 Bob Wilson <bob.wilson@acm.org>
8693 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
8695 2007-02-05 Richard Guenther <rguenther@suse.de>
8697 * tree-vectorizer.h (vectorizable_function): Add argument type
8698 argument, change return type.
8699 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
8700 * tree-vect-transform.c (vectorizable_function): Handle extra
8701 argument, return vectorized function decl.
8702 (build_vectorized_function_call): Remove.
8703 (vectorizable_call): Handle calls with result and argument types
8704 differing. Handle loop vectorization factor correctly.
8705 * targhooks.c (default_builtin_vectorized_function): Adjust for
8707 * targhooks.h (default_builtin_vectorized_function): Likewise.
8708 * target.h (builtin_vectorized_function): Add argument type
8710 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
8711 extra argument, allow vectorizing of lrintf.
8712 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
8713 documentation of target hook.
8715 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
8718 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
8719 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
8720 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
8722 2007-02-05 Roger Sayle <roger@eyesopen.com>
8724 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
8725 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
8726 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
8727 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
8728 before canonicalizing sincos to cexpi.
8729 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
8731 2007-02-05 Roger Sayle <roger@eyesopen.com>
8733 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
8734 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
8735 (alpha_init_builtins): Use alpha_add_builtins to process tables.
8737 2007-02-05 Roger Sayle <roger@eyesopen.com>
8739 * mips-tfile.c (initialize_init_file): Correct endianness test.
8741 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
8743 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
8746 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8748 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
8749 saves in a PARALLEL before the register assignments.
8751 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8753 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
8754 DWARF_FRAME_RETURN_COLUMN to be a general register.
8755 * dwarf2out.c (init_return_column_size): New function, split from...
8756 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
8757 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
8758 to be nongeneral registers.
8759 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
8761 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
8762 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
8764 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8766 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
8768 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8770 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
8771 (remove_path): Use can_remove_branch_p and remove_branch instead
8772 of loop_delete_branch_edge.
8773 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
8774 (tree_transform_and_unroll_loop): Remove dead branches immediately.
8775 Update profile using scale_dominated_blocks_in_loop.
8776 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
8777 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
8778 (can_remove_branch_p, remove_branch): Declare.
8779 * tree-cfg.c (tree_can_remove_branch_p): New function.
8780 (tree_cfg_hooks): Add tree_can_remove_branch_p.
8781 * cfgrtl.c (rtl_can_remove_branch_p): New function.
8782 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
8784 2007-02-05 Jan Hubicka <jh@suse.cz>
8787 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
8788 nodes in cgraph, don't remove offline copy of the function.
8790 2007-02-04 Jan Hubicka <jh@suse.cz>
8792 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
8793 vectors might cause maybe_lookup_element_for_expr to be called
8794 on non-sra-candidate.
8796 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8798 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
8799 config/bfin/bfin.md, config/bfin/predicates.md: Follow
8800 spelling conventions.
8802 2007-02-04 Richard Guenther <rguenther@suse.de>
8805 * fold-const.c (try_move_mult_to_index): Make sure to not
8806 overflow one dimension of a multi-dimensional array access.
8808 2007-02-04 Jan Hubicka <jh@suse.cz>
8810 * passes.c (init_optimization_passes): Reindent.
8812 2007-02-04 Jan Hubicka <jh@suse.cz>
8813 Eric Botcazou <ebotcazou@adacore.com>
8815 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
8816 (execute_fixup_cfg): Break out the abnormal goto code.
8817 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
8818 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
8819 (optimize_inline_calls): Call make_nonlocal_label_edges.
8821 2007-02-04 Jan Hubicka <jh@suse.cz>
8823 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
8824 true when something was changed.
8825 (rename_ssa_copies): When something was changed, do
8826 TODO_remove_unused_locals.
8827 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8828 add TODO_remove_unused_locals when instruction was removed.
8830 2007-02-04 Jan Hubicka <jh@suse.cz>
8832 * ipa-inline.c (try_inline): Improve debug output; work on already
8834 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
8835 call try_inline for already inlined edges too when flattening;
8836 inline also functions that make callee growth but overall unit size
8839 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8841 * config/m32c/bitops.md, config/m32c/jump.md,
8842 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
8843 config/m32r/m32r.h, config/m32r/m32r.md,
8844 config/m32r/predicates.md, config/m68hc11/larith.asm,
8845 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
8846 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
8847 config/mips/mips-protos.h, config/mips/mips.c,
8848 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
8849 config/mn10300/mn10300.h, config/mn10300/predicates.md,
8850 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
8851 spelling conventions.
8853 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
8854 Follow spelling conventions.
8856 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
8858 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
8859 warn about C++0x compatibility.
8861 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8863 * config/h8300/h8300.c, config/h8300/h8300.h,
8864 config/h8300/h8300.md: Follow spelling conventions.
8866 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
8869 * combine.c (try_combine): Do not substitute source operand
8870 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
8872 2007-02-03 Jan Hubicka <jh@suse.cz>
8874 PR gcov-profile/30650
8875 * value-prof.c (stringop_block_profile): Fix handling of size counter;
8876 do not divide by zero for never executed counters.
8877 (tree_find_values_to_profile): Fix counters.
8878 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
8880 2007-02-03 Ian Lance Taylor <iant@google.com>
8882 * lower-subreg.c (simple_move_operand): New static function,
8883 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
8885 (simple_move): Call simple_move_operand.
8886 (find_decomposable_subregs): Add special handling of MEMs.
8887 (can_decompose_p): Rename from cannot_decompose_p. Reverse
8888 meaning of return value. If we see a hard register, test whether
8889 it can store a word_mode value. Change all callers.
8891 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8893 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
8894 ftrapv insns and expanders.
8895 (subdi3): Change define_expand operand 1 to arith11_operand, and
8896 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
8897 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
8898 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
8902 * varasm.c (notice_global_symbol): Treat global objects as weak when
8905 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8907 * emit-rtl.c (dconstpi): Delete.
8909 (init_emit_once): Delete dconstpi and init dconstsqrt2.
8910 * real.h (dconstpi): Delete.
8912 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
8913 (fold_builtin_hypot): Likewise.
8915 2007-02-03 Tom Tromey <tromey@redhat.com>
8918 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
8919 -gcoff3, -gxcoff3, -gvms3 implies -dD.
8921 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
8923 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
8924 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
8925 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
8926 config/rs6000/cell.md, config/rs6000/darwin.h,
8927 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
8928 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
8929 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
8930 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
8931 typos. Follow spelling conventions.
8932 * doc/invoke.texi: Follow spelling conventions.
8934 2007-02-03 Roger Sayle <roger@eyesopen.com>
8936 * simplify-rtx.c (simplify_relational_operation_1): Implement some
8937 canonicalization transformations that attempt to simplify integer
8938 constant comparisons to become comparisons against zero.
8940 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8942 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
8944 * fold-const.c (fold_binary): Fix comment typos. Fold complex
8945 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
8947 2007-02-02 Mike Stump <mrs@apple.com>
8949 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
8950 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
8951 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
8952 generate a branch island.
8954 2007-02-02 Bob Wilson <bob.wilson@acm.org>
8956 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
8957 (xtensa_legitimate_address_p): New.
8958 (xtensa_legitimize_address): New.
8959 (xtensa_output_addr_const_extra): New.
8960 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
8962 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
8963 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
8964 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
8965 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
8966 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
8967 (xtensa_legitimize_address): New.
8968 (xtensa_output_addr_const_extra): New.
8970 2007-02-02 Steve Ellcey <sje@cup.hp.com>
8972 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
8974 2007-02-02 Ian Lance Taylor <iant@google.com>
8976 * expmed.c (expand_divmod): Add comment.
8978 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
8980 * emit-rtl.c (renumber_insns): Remove.
8981 * flags.h: Remove the extern for flag_renumber_insns.
8982 * rtl.h: Remove the prototype for renumber_insns.
8983 * toplev.c (flag_renumber_insns): Remove.
8985 2007-02-02 Hui-May Chang <hm.chang@apple.com>
8987 Revert for x86 darwin:
8988 2005-06-19 Uros Bizjak <uros@kss-loka.si>
8990 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
8991 code before the following patch under TARGET_MACHO.
8992 (ix86_function_value_regno_p): Likewise.
8994 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8996 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
8999 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9002 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9003 general or fp registers. Add comments.
9004 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9006 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9008 * pointer-set.c (insert_aux): Only return insertion slot.
9009 (pointer_set_insert): Adjust.
9010 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9011 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9012 pointer_map_traverse): New.
9013 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9014 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9015 pointer_map_contains, pointer_map_traverse): Declare.
9017 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9020 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9021 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9023 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9025 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9027 (struct _dep): New type.
9028 (dep_t): New typedef.
9029 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9030 (DEP_STATUS): New access macro. The macro with the same name was
9031 renamed to DEP_LINK_STATUS.
9032 (dep_init): Declare function
9034 (struct _dep_link): New type.
9035 (dep_link_t): New typedef.
9036 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9037 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9038 (DEP_LINK_STATUS): New macro.
9039 (debug_dep_links): New debug function.
9041 (struct _deps_list): New type.
9042 (deps_list_t): New typedef.
9043 (DEPS_LIST_FIRST): New access macro.
9044 (FOR_EACH_DEP_LINK): New cycle macro.
9045 (create_deps_list, free_deps_list, delete_deps_list): Declare
9047 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9048 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9049 (copy_deps_list_change_con): Ditto.
9051 (move_dep_link): Declare function.
9053 (struct _dep_node): New type.
9054 (dep_node_t): New typedef.
9055 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9057 (struct haifa_insn_data.back_deps): New field to hold backward
9058 dependencies of the insn.
9059 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9061 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9062 Change its type to deps_list_t.
9063 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9064 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9065 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9067 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9069 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9071 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9073 (dep_cost): Declare.
9075 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9076 (ds_to_dk, dk_to_ds): New functions.
9078 (init_dep_1): New static function.
9079 (init_dep): New function.
9080 (copy_dep): New static function.
9082 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9084 (detach_dep_link): New static function.
9085 (move_dep_link): New function.
9087 (dep_links_consistent_p, dump_dep_links): New static functions.
9088 (debug_dep_links): New debugging function.
9090 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9092 (alloc_deps_list, init_deps_list): New static functions.
9093 (create_deps_list): New function.
9094 (clear_deps_list): New static function.
9095 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9096 (deps_list_consistent_p, dump_deps_list): New static functions.
9097 (debug_deps_list): New function.
9098 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9100 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9102 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9103 use new scheduler dependencies lists.
9104 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9105 (sched_analyze): Ditto. Initialize dependencies lists.
9106 (add_forw_dep, compute_forward_dependences): Update to use new
9107 scheduler dependencies lists.
9109 (init_dependency_caches): Init deps_obstack.
9110 (free_dependency_caches): Free deps_obstack.
9112 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9113 new scheduler dependencies lists.
9114 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9115 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9117 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9118 Update to use new scheduler dependencies lists.
9119 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9120 (debug_dependencies): Ditto.
9121 (schedule_region): Update comments.
9123 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9124 scheduler dependencies lists.
9125 (schedule_ebb): Update comments.
9127 * rtl.def (DEPS_LIST): Remove.
9129 * lists.c (unused_deps_list): Remove.
9130 (free_list): Update assertions.
9132 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9133 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9135 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9136 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9138 * haifa-sched.c (comments): Update.
9139 (insn_cost1): Remove. Inline the code into insn_cost ().
9140 (insn_cost): Update to use new scheduler dependencies lists. Move
9141 processing of the dependency cost to dep_cost ().
9142 (dep_cost): New function. Use it instead of insn_cost () when
9143 evaluating cost of the dependency. Use compatible interface to
9144 interact with the target.
9145 (priority): Update to use new scheduler dependencies lists.
9146 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9147 with greater number of insns that depend on the insn.
9148 (schedule_insn): Update to use new scheduler dependencies lists. Add
9149 code to free backward dependencies lists. Inline and optimize code
9150 from resolve_dep () - see PR28071.
9151 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9152 lists. Update call to targetm.sched.is_costly_dependence hook.
9154 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9155 scheduler dependencies lists.
9157 (resolve_dep): Remove. Move the logic to schedule_insn ().
9158 (init_h_i_d): Initialize dependencies lists.
9160 (process_insn_depend_be_in_spec): Rename to
9161 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9163 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9164 Update to use new scheduler dependencies lists.
9165 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9167 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9168 new scheduler dependencies lists.
9169 (build_intra_loop_deps): Ditto.
9171 * target.h (struct _dep): Declare to use in
9172 gcc_target.sched.is_costly_dependence.
9173 (struct gcc_target.sched.adjust_cost): Fix typo.
9174 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9175 single dep_t parameter instead of an equivalent triad.
9176 (struct gcc_target.sched.adjust_cost_2): Remove.
9178 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9180 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9182 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9184 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9186 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9187 (REG_DEP_TRUE): Document.
9189 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9190 Change signature to correspond to the targetm.sched.adjust_cost hook.
9191 Update use in TARGET_SCHED_ADJUST_COST_2.
9192 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9193 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9194 new scheduler dependencies lists.
9195 (ia64_gen_check): Ditto.
9197 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9200 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9201 signature to correspond to the targetm.sched.is_costly_dependence hook.
9202 (is_costly_group): Update to use new scheduler dependencies lists.
9204 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9205 instead of INSN_COST () macro.
9207 2007-02-01 Ian Lance Taylor <iant@google.com>
9209 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9211 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9213 * pa.md (tp_load): Correct mfctl instruction syntax.
9215 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9217 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9218 altivec_padding_size calculation on AIX. Improve comment, add
9219 assert to verify that it's right.
9221 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9224 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9227 * global.c (global_alloc): Add mising initialization of
9230 2007-02-01 Roger Sayle <roger@eyesopen.com>
9232 * alias.c (init_alias_analysis): Correct whitespace.
9233 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9234 partition_hot_cold_basic_blocks): Likewise.
9235 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9236 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9237 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9238 fold_builtin_snprintf_chk, fold_builtin_printf,
9239 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9240 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9241 * cfgcleanup.c (cleanup_cfg): Likewise.
9242 * cfgexpand.c (tree_expand_cfg): Likewise.
9243 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9244 * function.c (get_next_funcdef_no): Likewise.
9245 * gengtype.c (main): Likewise.
9246 * genmodes.c (main): Likewise.
9247 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9248 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9249 * ifcvt.c (noce_emit_move_insn): Likewise.
9250 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9252 * stor-layout.c (get_best_mode): Likewise.
9253 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9254 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9255 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9256 perform_var_substitution, solve_graph): Likewise.
9257 * tree-vrp.c (vrp_finalize): Likewise.
9259 2007-02-01 Ian Lance Taylor <iant@google.com>
9261 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
9262 high part of a paradoxical subreg, return a constant zero.
9264 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
9266 * toplev.c (lang_dependent_init): Call init_set_costs.
9267 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
9269 2007-02-01 Richard Guenther <rguenther@suse.de>
9272 * fold-const.c (fold_negate_expr): Allow negating a
9273 constant if overflow does not change.
9275 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9277 * doc/c-tree.texi (Expression trees): Improve markup.
9278 * doc/tm.texi (Register Classes, Addressing Modes)
9279 (Floating Point): Fix spacing after abbreviations. Fix some
9282 2007-02-01 Ben Elliston <bje@au.ibm.com>
9284 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
9285 * doc/contrib.texi: Likewise.
9286 * doc/install.texi: Likewise.
9288 2007-01-31 Richard Henderson <rth@redhat.com>
9289 Ian Lance Taylor <iant@google.com>
9291 * lower-subreg.c: New file.
9292 * rtl.def (CONCATN): Define.
9293 * passes.c (init_optimization_passes): Add pass_lower_subreg and
9295 * emit-rtl.c (update_reg_offset): New static function, broken out
9296 of gen_rtx_REG_offset.
9297 (gen_rtx_REG_offset): Call update_reg_offset.
9298 (gen_reg_rtx_offset): New function.
9299 * regclass.c: Revert patch of 2006-03-05, restoring
9301 (clear_reg_info_regno): New function.
9302 * dwarf2out.c (concatn_loc_descriptor): New static function.
9303 (loc_descriptor): Handle CONCATN.
9304 * common.opt (fsplit_wide_types): New option.
9305 * opts.c (decode_options): Set flag_split_wide_types when
9307 * timevar.def (TV_LOWER_SUBREG): Define.
9308 * rtl.h (gen_reg_rtx_offset): Declare.
9309 (reg_scan_update): Declare.
9310 * regs.h (clear_reg_info_regno): Declare.
9311 * tree-pass.h (pass_lower_subreg): Declare.
9312 (pass_lower_subreg2): Declare.
9313 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
9314 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
9316 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
9317 * Makefile.in (OBJS-common): Add lower-subreg.o.
9318 (lower-subreg.o): New target.
9320 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9322 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
9324 2007-01-31 Anatoly Sokolov <aesok@post.ru>
9327 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
9329 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9332 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
9334 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
9336 * cfgloop.h: Include vec-prim.h.
9337 (enum li_flags): Remove LI_ONLY_OLD.
9338 (loop_iterator): Changed.
9339 (fel_next, fel_init): Iterate over loop tree.
9340 (FOR_EACH_LOOP_BREAK): New macro.
9341 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
9343 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
9344 * modulo-sched.c (sms_schedule): Ditto.
9345 * tree-vectorizer.c (vectorize_loops): Ditto.
9346 * doc/loop.texi: Update information on loop numbering and behavior of
9347 FOR_EACH_LOOP wrto new loops.
9348 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9349 add_to_evolution_1): Test nestedness of loops instead of comparing
9351 * tree-chrec.c (chrec_fold_plus_poly_poly,
9352 chrec_fold_multiply_poly_poly, chrec_evaluate,
9353 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
9354 reset_evolution_in_loop): Ditto.
9355 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
9357 2007-01-31 Dirk Mueller <dmueller@suse.de>
9359 * c-common.c (warn_about_parentheses): Separate warning about
9360 un-parenthized sequence of comparison operators from the one
9361 which is supposed to warn about x <= y <= z.
9363 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
9365 * optabs.h (enum optab_index): Add new OTI_isinf.
9366 (isinf_optab): Define corresponding macro.
9367 * optabs.c (init_optabs): Initialize isinf_optab.
9368 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
9370 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
9371 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
9373 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
9374 expand_builtin_interclass_mathfn.
9375 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
9376 * config/i386/i386.md (UNSPEC_FXAM): New constant.
9377 (fxam<mode>2_i387): New insn pattern.
9378 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
9379 built-in functions as x87 inline asm.
9381 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9383 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
9385 2007-01-30 Eric Christopher <echristo@apple.com>
9387 * config.gcc: Add geode.
9389 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9391 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
9392 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
9393 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
9394 value-prof.c: Fix comment typos.
9396 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9399 * doc/invoke.texi (Wpointer-arith): Document warning.
9401 2007-01-30 Janis Johnson <janis187@us.ibm.com>
9403 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
9404 the list of discrepancies from the draft TR.
9406 2007-01-30 Dirk Mueller <dmueller@suse.de>
9409 * doc/invoke.texi (-Wreturn-type): Update description to
9412 2007-01-30 Richard Sandiford <richard@codesourcery.com>
9414 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
9416 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
9418 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
9419 to handle optabs that operate on floating point input argument and
9420 output to integer output.
9421 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
9422 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
9423 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
9424 expand_builtin_interclass_mathfn ().
9425 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
9427 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
9428 ilogbl built-in functions as x87 intrinsics.
9430 2007-01-30 Richard Guenther <rguenther@suse.de>
9433 * dwarf2out.c (reference_to_unused): Query varpool if the
9434 variable was output.
9436 2007-01-30 Richard Guenther <rguenther@suse.de>
9439 * passes.c (execute_one_pass): Reset in_gimple_form to not
9440 confuse non-unit-at-a-time mode.
9442 2007-01-29 Roger Sayle <roger@eyesopen.com>
9443 Richard Guenther <rguenther@suse.de>
9445 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
9446 avoid undefined behaviour on overflow. Use force_fit_type_double
9447 to construct the constant with the specified TREE_OVERFLOW.
9449 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9451 * config/dfp-bit.c: Add parameterized support for fp exceptions.
9452 * config/dfp-bit.h: Ditto.
9454 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9456 * c-decl.c (pop_scope): Replace warnings with call to
9457 warn_for_unused_label.
9458 * c-common.h (warn_for_unused_label): Declare.
9459 * c-common.c (warn_for_unused_label): Define.
9461 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9463 * tree-optimize.c (update_inlined_to_pointers): Delete unused
9466 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9468 * Makefile.in (USER_H): Remove decfloat.h.
9469 * ginclude/decfloat.h: Delete, moving contents to ...
9470 * ginclude/float.h: Add support for decimal floating point,
9471 guarded by __STDC_WANT_DEC_FP__.
9473 2007-01-29 Mike Stump <mrs@apple.com>
9475 * doc/gccint.texi (Top): Rename Loop Representation to Loop
9476 Analysis and Representation to resolve case insensitive conflict.
9477 * doc/loop.texi (Loop Analysis and Representation): Likewise.
9479 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
9481 * tree.h (struct tree_memory_tag): Add aliases member.
9482 (MTAG_ALIASES): New macro.
9483 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
9484 (add_may_alias): Remove pointer-set. Update for may_aliases being
9486 (mark_aliases_call_clobbered): Update for may_aliases being a
9488 (compute_tag_properties): Ditto.
9489 (create_partition_for): Ditto.
9490 (compute_memory_partitions): Ditto.
9491 (dump_may_aliases_for): Ditto.
9492 (is_aliased_with): Ditto.
9493 (add_may_alias_for_new_tag): Ditto.
9494 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
9495 (compute_is_aliased): New function.
9496 (compute_may_aliases): Call compute_is_aliased).
9497 (init_alias_info): Initialize alias_bitmap_obstack.
9498 (union_alias_set_into): New function.
9499 (compute_flow_sensitive_aliasing): Use union_aliases_into.
9500 (have_common_aliases_p): Rewrite to take two bitmaps and use
9502 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
9504 (finalize_ref_all_pointers): Update for add_may_alias changes.
9505 (new_type_alias): Ditto.
9506 * tree-flow-inline.h (may_aliases): Return a bitmap.
9507 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
9508 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
9509 may_aliases being a bitmap.
9510 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
9511 may_aliases now returns a bitmap.
9512 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
9514 * tree-ssa-operands.c (add_virtual_operand): Update for
9515 may_aliases being a bitmap.
9517 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
9519 PR tree-optimization/30630
9520 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
9521 variable as changed.
9523 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
9526 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
9527 expanded only once even if an error occurs.
9529 2007-01-29 Ben Elliston <bje@au.ibm.com>
9531 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
9532 (__gcov_average_profiler): Likewise.
9533 (__gcov_ior_profiler): Likewise.
9534 (__gcov_merge_ior): Likewise.
9536 2007-01-28 Jan Hubicka <jh@suse.cz>
9538 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
9539 * value-prof.c (stringop_block_profile): Likewise.
9541 2007-01-28 Jan Hubicka <jh@suse.cz>
9543 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
9544 variant handling histograms; add wrapper.
9545 (clear_storage_via_libcall): Export.
9546 (emit_block_move_hints): Break out from ...; add histograms.
9547 (emit_block_move): ... this one.
9548 (clear_storage_hints): Break out from ...; add histograms.
9549 (clear_storage): ... this one.
9550 (set_storage_via_memset): Handle histogram.
9551 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
9552 (clear_storage_hints, clear_storage_via_libcall): Declare.
9553 (set_storage_via_setmem): Update prototype.
9554 * doc/md.texi (movmem, setmem): Document new arguments.
9556 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
9558 (stringop_block_profile): New global function.
9559 (tree_stringops_values_to_profile): Profile block size and alignment.
9560 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
9562 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
9563 (stringop_block_profile): Declare.
9564 * builtins.c: Include value-prof.h.
9565 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
9566 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
9567 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
9568 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
9569 * profile.c (instrument_values): Add new counters.
9570 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
9572 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
9573 (tree_init_edge_profiler): Build new profilers.
9574 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
9575 (pass_tree_profile): Add dump.
9576 (tree_profile_hooks): Update.
9577 * Makefile.in (LIBGCOV): Add new constants.
9578 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
9579 __gcov_ior_profiler): New.
9580 * i386.md (movmem/setmem expanders): Add new optional arguments.
9582 2007-01-28 David Edelsohn <edelsohn@gnu.org>
9584 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
9586 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9588 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
9589 (tree_unswitch_single_loop): Pass eni_size_weights to
9590 tree_num_loop_insns.
9591 * tree-ssa-loop-manip.c: Include tree-inline.h.
9592 (can_unroll_loop_p): Pass eni_size_weights to
9593 tree_num_loop_insns.
9594 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
9595 Pass eni_size_weights to estimate_num_insns.
9596 * tree.h (init_inline_once): Export.
9597 * toplev.c (backend_init): Call init_inline_once.
9598 * cgraphunit.c (cgraph_process_new_functions,
9599 cgraph_analyze_function): Pass eni_inlining_weights to
9601 * ipa-inline.c (compute_inline_parameters): Ditto.
9602 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
9603 to estimate_num_insns.
9604 (try_unroll_loop_completely): Pass eni_size_weights to
9605 tree_num_loop_insns.
9606 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
9607 ot estimate_num_insns.
9608 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
9609 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
9610 * tree-inline.c (eni_inlining_weights, eni_size_weights,
9611 eni_time_weights): New variables.
9612 (init_inline_once): Initialize them.
9613 (struct eni_data): Mew.
9614 (estimate_num_insns_1, estimate_num_insns): Use weights.
9615 * tree-inline.h (struct eni_weights_d): New.
9616 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
9617 (estimate_num_insns): Declaration changed.
9618 * cfgloop.h (tree_num_loop_insns): Declaration changed.
9619 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
9620 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
9622 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9624 * tree-data-ref.c (conflict_fn): Assert that the number of affine
9625 relations in the conflict function is valid.
9627 2007-01-27 Ian Lance Taylor <iant@google.com>
9629 * common.opt: Add fstrict-overflow.
9630 * opts.c (decode_options): Set flag_strict_overflow if -O2.
9631 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
9632 (TYPE_OVERFLOW_UNDEFINED): Define.
9633 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
9635 * tree.h (TYPE_TRAP_SIGNED): Don't define.
9636 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
9637 (fold_negate_expr): Likewise.
9638 (make_range): Likewise.
9639 (extract_muldiv_1): Likewise.
9640 (maybe_canonicalize_comparison): Likewise.
9641 (fold_comparison): Likewise.
9642 (fold_binary): Likewise.
9643 (tree_expr_nonnegative_p): Likewise.
9644 (tree_expr_nonzero_p): Likewise.
9645 * tree-vrp.c (compare_values): Likewise.
9646 (extract_range_from_binary_expr): Likewise.
9647 (extract_range_from_unary_expr): Likewise.
9648 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
9650 (nowrap_type_p): Likewise.
9651 * tree-scalar-evolution.c (simple_iv): Likewise.
9652 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
9653 (build_range_check): Likewise.
9654 (extract_muldiv_1): Likewise.
9655 (fold_comparison): Likewise.
9656 * tree-vrp.c (vrp_int_const_binop): Likewise.
9657 (extract_range_from_unary_expr): Likewise.
9658 * convert.c (convert_to_integer): Likewise.
9659 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
9660 (fold_comparison): Likewise.
9661 (fold_binary): Likewise.
9662 * optabs.c (optab_for_tree_code): Likewise.
9663 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
9664 * simplify-rtx.c (simplify_const_relational_operation): Check
9665 flag_strict_overflow and flag_trapv.
9666 (simplify_const_relational_operation): Likewise.
9667 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
9668 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
9671 2007-01-27 Roger Sayle <roger@eyesopen.com>
9673 * tree.c (tree_fold_gcd): Delete.
9674 * tree.h (tree_fold_gcd): Remove prototype.
9675 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
9676 test whether one constant integer is a multiple of another. Instead
9677 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
9678 * fold-const.c (multiple_of_p): We've determined both TOP and
9679 BOTTOM are integer constants so we can call int_const_binop directly
9680 instead of the more generic const_binop.
9682 2007-01-27 Roger Sayle <roger@eyesopen.com>
9684 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
9685 1*X check that the constant hasn't overflowed, to preserve the
9687 (round_up): Provide an efficient implementation when rouding-up an
9688 INTEGER_CST to a power-of-two.
9690 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9692 * doc/sourcebuild.texi: Add comma for clarity.
9693 * doc/extend.texi: Fix some typos.
9694 * doc/passes.texi: Likewise.
9695 * doc/cppinternals.texi: Likewise.
9696 * doc/c-tree.texi: Likewise.
9697 * doc/tree-ssa.texi: Likewise.
9698 * doc/install.texi: Likewise.
9700 2007-01-27 Jan Hubicka <jh@suse.cz>
9702 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
9703 (pass_sra): Do not require alias information.
9704 * passes.c (init_optimization_passes): Add SRA
9706 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
9708 * tracer.c (rest_of_handle_tracer): We already cleaned
9709 up the CFG in tracer() so don't do it here again.
9710 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
9711 cleanup_cfg here, either. And don't call renumber_insns.
9713 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
9714 and BB_HEAD are in the insn stream here. Instead make sure
9715 that BB_INSN is valid on all insns. Also, do check here that
9716 there are no pending branch predictions...
9717 (rtl_verify_flow_info): ...instead of doing it here. Checks
9718 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
9721 2007-01-26 Roger Sayle <roger@eyesopen.com>
9723 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
9724 function to simplify/factorize operand order canonicalization.
9725 (ix86_fixup_binary_operands): Reorganize using the above function.
9726 (ix86_binary_operator_ok): Likewise.
9728 2007-01-27 Jakub Jelinek <jakub@redhat.com>
9730 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
9731 file scope from optimize_attrs.
9732 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
9734 (optimize_attrs): Clear insn_code_values after freeing it.
9736 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9738 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
9739 a parts.base assignment.
9741 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9743 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
9744 (compute_subscript_distance, initialize_data_dependence_relation,
9745 finalize_ddr_dependent, analyze_ziv_subscript,
9746 analyze_siv_subscript_cst_affine,
9747 compute_overlap_steps_for_affine_univar,
9748 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9749 analyze_siv_subscript, analyze_miv_subscript,
9750 analyze_overlapping_iterations, subscript_dependence_tester_1,
9751 compute_self_dependence, free_dependence_relation): Work
9752 with affine_fn instead of chrecs.
9753 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
9754 common_affine_function, affine_function_base,
9755 affine_function_constant_p, affine_fn_op, affine_fn_plus,
9756 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
9757 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
9758 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
9759 (all_chrecs_equal_p): Removed.
9760 * tree-data-ref.h (affine_fn, conflict_function): New types.
9761 (struct subscript): Change type of conflicting_iterations_in_a
9762 and conflicting_iterations_in_b.
9764 2007-01-26 Steve Ellcey <sje@cup.hp.com>
9767 * config/pa/pa.h (TARGET_HPUX_11): New.
9768 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
9769 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
9771 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
9772 Richard Guenther <rguenther@suse.de>
9774 * tree-ssa-structalias.c (solve_graph): Handle case
9775 we merged the variable to another.
9777 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9779 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
9782 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
9783 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
9785 2007-01-25 DJ Delorie <dj@redhat.com>
9787 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
9788 allow changes to modes which don't fit in those registers.
9790 * reload1.c (choose_reload_regs): Check for invalid subregs before
9791 computing their locations, not after.
9793 2007-01-25 Geoffrey Keating <geoffk@apple.com>
9796 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
9797 save Altivec registers in an eh_return function.
9798 (compute_vrsave_mask): Likewise.
9799 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
9800 for saving Altivec registers.
9801 (rs6000_emit_prologue): Don't allocate stack twice in
9802 eh_return function. Correct expected value of altivec_save_offset
9803 when using save_world. Describe save of R0 to stack when using
9804 save_world. Describe stack pointer adjustment when using
9805 save_world. Remove duplicated eh_return parameter register saving.
9806 Update sp_offset variable after save_world.
9807 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
9809 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
9810 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
9813 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9815 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
9817 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9820 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
9821 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
9823 2007-01-25 Richard Guenther <rguenther@suse.de>
9825 * doc/invoke.texi (-Wcoverage-mismatch): Document.
9826 * common.opt (-Wcoverage-mismatch): New warning option.
9827 * coverage.c (get_coverage_counts): Ignore coverage mismatch
9828 if -Wcoverage-mismatch is given.
9830 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
9832 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
9833 (ipcp_driver): Change to static definition.
9834 Add dumping of the ifunctions.
9835 (constant_val_insert): Remove unused parameter. Support for SSA.
9836 (ipcp_propagate_const): Support for SSA.
9837 (ipcp_profile_bb_print): Print only analyzed nodes.
9838 (ipcp_replace_map_create): Remove support for Fortran constant
9840 * ipa-prop.c (ipa_method_modify_stmt,
9841 ipa_callsite_compute_param): Support for SSA.
9842 * ipa-prop.h (ipcp_driver): Remove declaration.
9843 (IS_VALID_TREE_MAP_INDEX): Add define.
9845 2007-01-24 Geoffrey Keating <geoffk@apple.com>
9847 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
9849 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9852 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
9853 constant argument to cabs and do it without checking for
9854 -funsafe-math-optimizations.
9856 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
9858 * c-common.h (RID_FIRST_CXX0X): New.
9859 (RID_LAST_CXX0X): New.
9860 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
9862 * c.opt (Wc++0x-compat): New.
9863 * doc/invoke.texi (-Wc++0x-compat): Document.
9865 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9867 * builtins.c (fold_builtin_carg): New.
9868 (fold_builtin_1): Use it.
9870 2007-01-24 Jan Hubicka <jh@suse.cz>
9872 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
9874 * ipa-inline.c (initial_insns, max_insns): Delete.
9875 (compute_max_insns): New function.
9876 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
9877 of insns as base for code growth.
9878 (cgraph_decide_inlining): Make initial_insns local; do not compute
9880 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
9881 * doc/invoke.texi (inline-unit-growth): Update docs.
9883 2007-01-24 Jakub Jelinek <jakub@redhat.com>
9885 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
9886 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
9887 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
9888 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
9889 for CPUs that have PTA_CX16 set.
9892 * gimplify.c (omp_check_private): New function.
9893 (gimplify_scan_omp_clauses): Use it for
9894 firstprivate/lastprivate/reduction.
9897 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
9898 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
9901 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
9902 If lower_lastprivate_clauses emits some statements, append them
9903 to dlist rather than body_p and to body_p append an initializer.
9904 (lower_omp_for): Adjust caller.
9906 2007-01-24 Steve Ellcey <sje@cup.hp.com>
9908 * target.h (globalize_decl_name): New.
9909 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9910 * output.h (default_globalize_decl_name): New.
9911 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
9913 (globalize_decl): Ditto.
9914 (default_globalize_decl_name): New.
9915 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
9916 (ia64_handle_version_id_attribute): New.
9917 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9918 (ia64_asm_output_external): Use globalize_decl_name instead
9920 * doc/extend.texi (version_id): New pragma.
9921 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
9923 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9925 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
9926 _uleb128_t and _Unwind_SWord with _sleb128_t.
9927 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
9928 uw_frame_state_for, uw_update_context_1): Likewise.
9929 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
9930 * unwind-pe.h (read_uleb128, read_sleb128,
9931 read_encoded_value_with_base): Likewise.
9932 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
9934 2007-01-24 Richard Guenther <rguenther@suse.de>
9936 * builtins.c (expand_builtin_cexpi): Get the fndecl
9937 for cexp in the correct way.
9939 2007-01-24 Jan Hubicka <jh@suse.cz>
9941 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
9943 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9945 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
9946 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
9947 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
9948 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
9949 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
9950 __SIZEOF_PTRDIFF_T__.
9951 * doc/cpp.texi: Documentation for the new builtin macros added.
9953 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
9955 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
9956 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
9957 instead of operands[2] to avoid access past the end of array.
9959 2007-01-24 Richard Sandiford <richard@codesourcery.com>
9961 * reload1.c (emit_reload_insns): Pass the reload register
9962 for a non-spill output reload through forget_old_reloads_1.
9964 2007-01-23 Joseph Myers <joseph@codesourcery.com>
9966 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9967 _SOFT_DOUBLE if doubles use software floating-point.
9968 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
9969 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9970 * config/rs6000/darwin-ldouble.c: Also compile functions for
9971 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
9972 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9973 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
9974 commented-out long double override.
9975 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
9976 * config/rs6000/eabispe.h: Likewise.
9977 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
9978 long double for non-SPE.
9979 (rs6000_handle_option): Likewise.
9980 (invalid_e500_subreg): Disallow more subregs involding DImode,
9981 DFmode, TImode or TFmode.
9982 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
9984 (legitimate_lo_sum_address_p): Also check for TFmode for E500
9986 (rs6000_legitimize_address): Also handle TFmode for E500 double.
9987 (rs6000_legitimize_reload_address): Also handle TFmode for E500
9989 (rs6000_legitimate_address): Also check for TFmode for E500
9991 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
9992 (spe_build_register_parallel): Handle TFmode and TCmode.
9993 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
9995 (function_arg): Handle TFmode and TCmode for E500 double.
9996 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
9998 (print_operand): Handle TFmode and TImode for %y.
9999 (rs6000_generate_compare): Handle TFmode comparisons for E500
10001 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10002 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10003 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10004 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10005 TFmode for E500 double.
10006 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10007 (floatsidf2): Enable for E500 double.
10008 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10009 (extenddftf2): Change to extenddftf2_fprs.
10010 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10011 depending on TARGET_E500_DOUBLE.
10012 (extendsftf2): Enable for E500 double.
10013 (trunctfdf2): Enable for E500 double.
10014 (trunctfsf2): Change to trunctfsf2_fprs.
10015 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10016 depending on TARGET_E500_DOUBLE.
10017 (floatsitf2): Enable for E500 double.
10018 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10019 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10020 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10021 (negtf2): Change to negtf2_internal.
10022 (negtf2): New expander.
10023 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10024 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10025 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10026 (movdi_internal32): Use rs6000_nonimmediate_operand.
10027 (unnamed splitter): Likewise.
10028 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10029 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10030 (SPE64TF, DITI): New mode macros.
10031 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10034 (frob_<mode>_di_2): New.
10035 (frob_tf_di_8_2): New.
10036 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10038 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10040 (frob_ti_<mode>_8_2): New.
10041 (frob_ti_tf_2): New.
10042 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10043 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10045 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10046 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10047 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10048 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10049 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10050 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10053 2007-01-23 Ian Lance Taylor <iant@google.com>
10055 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10057 (OBJS-archive): Reformat, alphabetize.
10058 (OBJS): Change out_object_file to OBJS-md.
10060 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10062 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10063 JUMP_P and CALL_P predicates where applicable.
10064 * config/i386/i386.c: Ditto.
10065 * config/i386/i386.md: Ditto.
10066 * config/i386/mmx.md: Ditto.
10067 * config/i386/predicates.md: Ditto.
10069 2007-01-22 Andreas Schwab <schwab@suse.de>
10071 * config/m68k/m68k.h: Fix comment.
10073 2007-01-22 Jan Hubicka <jh@suse.cz>
10075 * passes.c (init_optimization_passes): Do not rerun
10076 pass_early_warn_uninitialized.
10078 2007-01-22 Richard Guenther <rguenther@suse.de>
10080 PR tree-optimization/30038
10081 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10083 (execute_cse_sincos_1): Likewise.
10084 (execute_cse_sincos): Likewise.
10085 (gate_cse_sincos): Likewise.
10086 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10087 the cexpi() canonicalization of sincos().
10088 * tree-pass.h (pass_cse_sincos): Declare.
10089 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10091 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10093 PR rtl-optimization/29329
10094 * combine.c (replaced_rhs_insn): Rename to i2mod.
10095 (replaced_rhs_value): Rename to i2mod_new_rhs.
10096 (i2mod_old_rhs): New global variable.
10097 (combine_instructions): Adjust for above change. Save a copy of
10098 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10099 note are substituted in the second instruction.
10100 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10101 ditch the note if it pertains to the second eliminated register
10102 and this register is mentioned in i2mod_old_rhs.
10105 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10107 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10108 the insn to which the note was originally attached.
10110 2007-01-21 Jan Hubicka <jh@suse.cz>
10112 * ipa-inline.c (inlining_mode): Comment, move up.
10113 (cgraph_decide_inlining_incrementally): Do not perform inlining
10114 itself; fix handling of flattening of self recursive functions.
10115 (cgraph_find_cycles): Remove.
10116 (cgraph_flatten_node): Remove.
10117 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10118 (try_inline): New function.
10119 (cgraph_early_inlining): Update call of
10120 cgraph_decide_inlining_incrementally. Apply inlining here.
10121 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10123 2007-01-21 Dirk Mueller <dmueller@suse.de>
10126 * tree-vrp.c (check_array_bounds): do not warn
10127 about ADDR_EXPR's of ARRAY_REF's which are immediately
10128 used in binary expressions.
10130 2007-01-21 Ira Rosen <irar@il.ibm.com>
10132 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10133 read_write_dep and macros for its access.
10134 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10135 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10136 argument, call vect_check_interleaving for every independent pair of
10137 data-refs. Mark loads that access the same memory location as a store
10139 (vect_check_dependences): Remove.
10140 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10141 call, fix the call to vect_analyze_data_ref_dependence.
10142 (vect_analyze_data_ref_access): For statements that access the same
10143 data-ref, check that they are not stores; for loads, check that there
10144 is no store that access the same location.
10146 2007-01-20 Roger Sayle <roger@eyesopen.com>
10147 Joseph Myers <joseph@codesourcery.com>
10149 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10150 (-fdump-rtl-stack): Likewise.
10151 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10152 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10153 (-mpt-fixed): Use @minus{} for minus sign.
10154 (Using Precompiled Headers): Fix under/overfull hbox.
10156 2007-01-20 Jan Hubicka <jh@suse.cz>
10158 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10159 place within annotation.
10161 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10163 * pa.c (output_move_double): Change array size of xoperands to 4.
10165 2007-01-20 Jan Hubicka <jh@suse.cz>
10167 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10170 2007-01-19 Ian Lance Taylor <iant@google.com>
10172 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10173 constant to unsigned HOST_WIDE_INT before negating.
10175 2007-01-19 Ian Lance Taylor <iant@google.com>
10177 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10179 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10180 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10181 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10182 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10183 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10184 (realloc_vdef, realloc_vuse): Change second parameter to
10186 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10187 fields to unsigned.
10188 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10189 unsigned. Change x and lim locals to unsigned.
10190 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10192 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10193 (copy_virtual_operands): Change i and n locals to unsigned.
10195 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10197 PR middle-end/29335
10198 * builtins.c (fold_builtin_1): Handle builtin fdim.
10200 2007-01-20 Jan Hubicka <jh@suse.cz>
10202 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10203 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10204 init_alias_heapvars.
10205 (init_alias_heapvars): Initialize only when not already initialized.
10206 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10208 2007-01-19 Roger Sayle <roger@eyesopen.com>
10210 * common.opt (fsigned-zeros): New command line option.
10211 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10212 of flag_unsafe_math_optimizations.
10213 * opts.c (set_fast_math_flags): The -ffast-math command line option
10214 implies -fno-signed-zeros.
10215 (fast_math_flags_set_p): Likewise.
10217 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10218 the documentation of -ffast-math appropriately. Wrap long lines.
10220 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10222 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10223 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10225 2007-01-19 Tomas Bily <tbily@suse.cz>
10227 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10229 (tree_init_ic_make_global_vars): New function
10230 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10231 (tree_gen_ic_profiler): New function
10232 (tree_gen_ic_func_profiler): New function
10233 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10234 (tree_profile_hooks): Added hook for indirec/virtual calls
10235 * value-prof.c (tree_find_values_to_profile): New case for
10237 (tree_values_to_profile): Call for determining indirect/virtual
10239 (tree_indirect_call_to_profile): New function
10240 (tree_ic_transform): New function
10241 (tree_ic): New function
10242 (find_func_by_pid): New function
10243 (init_pid_map): New function
10244 (tree_value_profile_transformations): Added check for
10245 indirect/virtual call transformation
10246 * value-prof.h (enum hist_type): New counter type for
10247 indirect/virtual calls
10248 (profile_hooks): Added new hook for profiling indirect/virtual
10250 * profile.c (instrument_values): New case for indirect/virtual
10252 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10253 (GCOV_COUNTER_V_INDIR): New counter type
10254 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10255 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10257 * cgraph.c: Definition of cgraph_max_pid
10258 (cgraph_create_node): Default init of pid attribute
10259 * cgraph.h: Declaration of cgraph_max_pid
10260 (struct cgraph_node): Added pid attribute
10261 * libgcov.c (__gcov_indirect_call_profiler): New function
10262 (__gcov_one_value_profiler_body): New function
10263 (__gcov_one_value_profiler): Body was moved to
10264 __gcov_one_value_profiler_body and calls it
10266 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
10268 * doc/gty.texi (Options): Document the mark_hook option to GTY.
10269 * gengtype.c (write_types_data, write_func_for_structure,
10270 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
10271 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
10272 (walk_type, write_func_for_structure): Generate the mark_hook if
10275 2007-01-19 Jan Hubicka <jh@suse.cz>
10277 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
10278 'early' argument take inlining mode argument specifying whether to
10279 inline for size/speeed or all functions; add support for flattening;
10281 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
10283 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10286 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
10287 the name of the declared identifier.
10289 2007-01-19 Dirk Mueller <dmueller@suse.de>
10291 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
10292 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
10293 duplicate evaluation.
10295 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10297 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
10298 Macroize expander using X87MODEF12 mode macro. Extend operand 1
10299 to XFMode, use acosxf2 and truncate result to requested mode.
10300 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10301 (asin<mode>2): Similarly, with asin expanders.
10302 (*fscalexf4_i387): Rename from *fscalexf4.
10303 (expNcorexf3): New expander.
10304 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
10305 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
10306 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
10307 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
10308 patterns for SSE math.
10309 (exp10<mode>2): Similarly, with exp10 expanders.
10310 (exp2<mode>2): Similarly, with exp2 expanders.
10311 (expm1<mode>2): Similarly, with expm1 expanders.
10312 (ldexp<mode>3): Similarly, with ldexp expanders.
10313 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
10314 Use gen_truncxf<mode>2_i387_noop to truncate result.
10316 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10318 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
10319 for ColdFire targets.
10321 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
10322 Richard Sandiford <richard@codesourcery.com>
10324 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
10325 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
10326 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
10327 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
10328 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10329 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10331 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10333 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
10334 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
10335 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
10336 (*adddi_dilshr32_cf): New pattern.
10337 (adddi3, subdi3): Remove first alternatives.
10339 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10341 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
10342 implemented using move.l, do not use its cc result for floating-point
10345 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10347 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
10348 from accepting 's' constraints if flag_pic.
10350 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10352 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
10353 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
10354 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
10355 condition from TARGET_68881 to TARGET_HARD_FLOAT.
10357 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
10359 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
10360 ColdFire alternatives.
10361 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
10362 * config/m68k/m68k.md (clzsi2): Define for ColdFire
10363 architectures that support ff1 instruction.
10365 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10366 Julian Brown <julian@codesourcery.com>
10368 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
10369 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
10370 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
10373 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10375 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
10377 (output_move_const_into_data_reg, output_move_simode_const): Delete.
10378 * config/m68k/m68k.c (const_method, const_int_cost): Take a
10379 HOST_WIDE_INT instead of an rtx.
10380 (m68k_rtx_costs): Update call accordingly.
10381 (output_move_const_into_data_reg): Likewise. Fix formatting.
10382 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
10384 (output_move_simode_const): Update calls after above changes.
10385 Rework to use automatic variables and predicates like MEM_P.
10386 * config/m68k/m68k.md (pushexthisi_const): Update call to
10389 2007-01-19 Dirk Mueller <dmueller@suse.de>
10391 * tree-ssa-alias.c (perform_var_substitution): Fix typo
10392 in dump_flags test.
10394 2007-01-19 Richard Guenther <rguenther@suse.de>
10396 * builtins.c (expand_builtin_cexpi): Fall back to expanding
10397 via cexp in case sincos is not available.
10399 2007-01-19 Richard Guenther <rguenther@suse.de>
10401 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
10402 * defaults.h (TARGET_HAS_SINCOS): Default to off.
10403 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
10404 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
10405 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
10406 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
10407 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
10408 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
10410 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10412 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
10414 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
10415 (atan2xf3): Directly generate RTL pattern.
10416 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
10417 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10418 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10419 disable patterns for SSE math.
10420 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
10421 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10422 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10423 disable patterns for SSE math.
10425 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
10427 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
10429 2007-01-18 Roger Sayle <roger@eyesopen.com>
10431 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
10432 VIEW_CONVERT_EXPR to the same type as it's operand.
10434 2007-01-18 David Edelsohn <edelsohn@gnu.org>
10436 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
10437 configured for long double 128.
10439 2007-01-18 Mike Stump <mrs@apple.com>
10441 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
10444 2007-01-18 Michael Meissner <michael.meissner@amd.com>
10446 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
10449 2007-01-18 Jan Hubicka <jh@suse.cz>
10451 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
10452 greater than NUM_VOP_FREE_BUCKETS.
10454 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
10456 * tree-ssa-structalias.c: Update comments.
10457 (ptabitmap_obstack): Removed.
10458 (pta_obstack): New.
10459 (oldpta_obstack): Ditto.
10460 (stats): Add a few members.
10461 (struct variable_info): Remove node, complex, address_taken, and
10462 indirect_target members. Add oldsolution member.
10463 (new_var_info): Do not initialize removed members.
10464 (constraint_expr_type): Remove INCLUDES.
10465 (constraint_graph): Add size, implicit_preds, rep,
10466 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
10467 (FIRST_REF_NODE): New macro.
10468 (LAST_REF_NODE): Ditto.
10469 (FIRST_ADDR_NODE): Ditto.
10470 (find): New function.
10472 (dump_constraint): Do not handle INCLUDES.
10473 (insert_into_complex): Do not insert duplicate constraints.
10474 (condense_varmap_nodes): Renamed and rewritten into ...
10475 (merge_node_constraints): This. Also fix bug in handling of
10476 offseted copy constraints.
10477 (clear_edges_for_node): No longer need to deal with preds at all,
10478 or removing associated preds/succs.
10479 (merge_graph_nodes): Deal with indirect_cycles.
10480 Don't deal with predecessors.
10481 (add_implicit_graph_edge): New function.
10482 (add_pred_graph_edge): Ditto.
10483 (add_graph_edge): Don't deal with predecessors.
10484 (build_constraint_graph): Removed.
10485 (build_pred_graph): New function.
10486 (build_succ_graph): Ditto.
10487 (struct scc_info): Removed in_component. Added roots, dfs, and
10488 node_mapping. Remove visited_index, unification_queue.
10489 (scc_visit): Deal with union-find we do now.
10490 Deal with cycles with REF nodes.
10491 (collapse_nodes): Renamed and rewritten to ...
10492 (unify_nodes): This.
10493 (process_unification_queue): Removed.
10494 (topo_visit): Cleanup
10495 (do_da_constraint): Use find.
10496 (do_sd_constraint): Ditto.
10497 (do_ds_constraint): Ditto.
10498 (do_complex_constraint): Ditto.
10499 (init_scc_info): Update for removed and added members.
10500 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
10501 (find_indirect_cycles): This.
10502 (equivalence_class): New variable.
10503 (label_visit): New function.
10504 (perform_variable_substitution): Rewritten.
10505 (free_var_substitution_info): New function.
10506 (find_equivalent_node): Ditto.
10507 (move_complex_constraints): Ditto.
10508 (eliminate_indirect_cycles): Ditto.
10509 (solve_graph): Only propagate changed bits.
10510 Use indirect cycle elimination.
10512 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
10513 (tree_id_eq): Renamed to ...
10514 (tree_vi_eq): This. Update for member change
10515 (insert_id_for_tree): Renamed and rewritten to ...
10516 (insert_vi_for_tree): This.
10517 (lookup_id_for_tree): Renamed and rewritten to ...
10518 (lookup_vi_for_tree): This.
10519 (get_id_for_tree): Renamed and rewritten to ...
10520 (get_vi_for_tree): Ditto.
10521 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
10522 (process_constraint): Don't handle INCLUDES.
10523 Remove special ADDRESSOF case.
10524 (find_func_aliases): Rewrite to use vi functions instead of id
10526 (create_function_info_for): Ditto.
10527 (create_variable_info_for): Ditto.
10528 (intra_create_variable_infos): Ditto.
10529 (merge_smts_into): Ditto.
10530 (find_what_p_points_to): Ditto.
10531 (init_base_vars): Ditto.
10532 (init_alias_vars): Ditto.
10533 (remove_preds_and_fake_succs): New function.
10534 (dump_sa_points_to_info): Dump new stats.
10535 (dump_solution_for_var): Use find.
10536 (set_used_smts): Fix formatting.
10537 (compute_points_to_sets): Updated for new functions.
10538 (ipa_pta_execute): Ditto.
10540 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10541 Richard Sandiford <richard@codesourcery.com>
10543 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
10545 * calls.c (expand_call): If the return value is a PARALLEL,
10546 extract its first member.
10547 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
10548 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10549 use FUNCTION_EXTRA_EPILOGUE.
10550 (m68k_function_value): Return a PARALLEL if the return value
10551 is of a pointer type.
10552 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
10553 (FUNCTION_EXTRA_EPILOGUE): Remove.
10554 * config/m68k/m68k.md (D0_REG): New constant.
10556 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10558 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10559 output a NOP for empty epilogues.
10561 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10563 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
10564 before function. Extend register save check to include all
10565 registers, not just integer ones.
10567 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10569 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
10570 (m68k_use_return_insn): ...this.
10571 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
10572 * config/m68k/m68k.c (use_return_insn): Rename to...
10573 (m68k_use_return_insn): ...this.
10574 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
10575 of USE_RETURN_INSN.
10577 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10579 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
10580 nearest even, fix denormal rounding overflow.
10582 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10584 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
10585 f%$smove and f%$move.
10586 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
10587 (extendsfdf2_cf): Use fdmove instead of f%&move.
10588 (truncdfsf2_cf): Use fsmove instead of f%$smove.
10589 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
10591 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10593 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
10596 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10598 * real.h (real_format): Add a canonical_nan_lsbs_set field.
10599 (coldfire_single_format): Declare.
10600 (coldfire_double_format): Likewise.
10601 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
10602 of qnan_msb_set to determine the lower bits of a canonical
10604 (encode_ieee_double): Likewise.
10605 (encode_ieee_quad): Likewise.
10606 (ieee_single_format): Initialize canonical_nan_lsbs_set.
10607 (mips_single_format): Likewise.
10608 (ieee_double_format): Likewise.
10609 (mips_double_format): Likewise.
10610 (ieee_extended_motorola_format): Likewise.
10611 (ieee_extended_intel_96_format): Likewise.
10612 (ieee_extended_intel_128_format): Likewise.
10613 (ieee_extended_intel_96_round_53_format): Likewise.
10614 (ibm_extended_format): Likewise.
10615 (mips_extended_format): Likewise.
10616 (ieee_quad_format): Likewise.
10617 (mips_quad_format): Likewise.
10618 (vax_f_format): Likewise.
10619 (vax_d_format): Likewise.
10620 (vax_g_format): Likewise.
10621 (i370_single_format): Likewise.
10622 (i370_double_format): Likewise.
10623 (decimal_single_format): Likewise.
10624 (decimal_double_format): Likewise.
10625 (decimal_quad_format): Likewise.
10626 (c4x_single_format): Likewise.
10627 (c4x_extended_format): Likewise.
10628 (real_internal_format): Likewise.
10629 (coldfire_single_format): New real_format.
10630 (coldfire_double_format): Likewise.
10631 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
10632 canonical_nan_lsbs_set.
10633 (pdp11_d_format): Likewise.
10634 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
10635 if TARGET_COLDFIRE_CPU.
10637 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10639 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
10640 (output_call, m68k_legitimize_call_address): Declare.
10641 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
10642 parenthesees. Add support for a 'W' constraint.
10643 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
10644 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
10645 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
10646 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
10648 (override_options): Initialize them. Do not set flag_no_function_cse
10649 for TARGET_ID_SHARED_LIBRARY.
10650 (m68k_output_pic_call): Delete.
10651 (m68k_legitimize_call_address): New function.
10652 (print_operand): Remove the %o prefix. Handle the %p prefix.
10653 (output_call): New function.
10654 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
10655 target address from the GOT if symbolic jumps are not allowed.
10656 * config/m68k/m68k.md (call, general_operand): Do not set
10657 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
10658 Merge separate flag_pic and !flag_pic define_insns into...
10659 (*call, *call_value): ...these new patterns. Match the address
10660 rather than the containing MEM and require it to be a call_operand.
10661 Use output_call to generate the asm template.
10662 * config/m68k/predicates.md (const_call_operand): New predicate.
10663 (call_operand): Likewise.
10665 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10667 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
10668 (STACK_GROWS_DOWNWARD): Define to 1.
10669 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
10670 comments, emphasizing that these values are only defaults.
10671 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
10672 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
10674 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10676 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
10678 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10679 Richard Sandiford <richard@codesourcery.com>
10681 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
10682 (FP_REGNO_P): New macros.
10683 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
10684 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
10685 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
10686 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
10688 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10690 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10691 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
10693 * config/m68k/t-floatlib: New file, extracting common code from...
10694 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
10695 * config/m68k/t-uclinux: Here.
10696 * config/m68k/fpgnulib.c: Do not compile extendeed precision
10697 routines on ColdFire targets.
10699 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10701 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10702 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
10703 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
10704 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
10705 explicitly set MOTOROLA to 1.
10706 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
10708 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10709 Nathan Sidwell <nathan@codesourcery.com>
10711 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
10712 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
10713 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
10714 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
10715 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
10716 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
10717 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
10718 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
10719 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
10720 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10721 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
10722 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
10723 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
10724 (DBX_REGISTER_NUMBER): Delete.
10725 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
10726 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10727 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
10729 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10731 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
10732 * config/flat.h: New file.
10733 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
10734 OBJECT_FORMAT_FLAT.
10735 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
10736 indirect references for -msep-data or -mid-shared-library.
10737 Do not use PC-relative code addresses either.
10738 * config/m68k/m68k.c (override_options): Restrict -fPIC error
10740 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
10741 for shared libraries and crt1.o for executables. Use crti.o and
10743 (ENDFILE_SPEC): Use crtend.o and crtn.o.
10744 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
10745 Do not add -elf2flt or -shared-lib-id options here.
10746 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
10747 Pass -shared-lib-id if -mid-shared-library, taking the library
10748 identifier from -mshared-library-id if given, otherwise
10750 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
10751 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
10752 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
10753 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
10754 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
10755 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
10757 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
10758 jump sequence for ISA A and ISA A+.
10759 (PICJUMP): Likewise.
10761 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10763 * config.gcc (m68k-*-uclinux*): Base the port on the common
10764 and m68k GNU/Linux files rather than on the generic ELF ones.
10765 * config/m68k/uclinux.h (TARGET_VERSION): Override.
10766 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10768 2007-01-18 Julian Brown <julian@codesourcery.com>
10769 Richard Sandiford <richard@codesourcery.com>
10771 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
10772 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10773 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
10775 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
10776 80 unconditionally.
10777 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10779 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10781 * doc/install.texi: Document m68k-uclinuxoldabi.
10782 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
10783 * config/m68k/uclinux-oldabi.h: New file, copied from
10784 config/m68k/uclinux.h.
10786 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
10788 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
10789 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
10790 (m32r_compute_frame_size): Use unsigned for regno.
10791 (m32r_reload_lr): Use gen_frame_mem.
10793 (m32r_output_function_epilogue): Don't output the function epilogue
10795 (m32r_expand_epilogue): New.
10796 (direct_return): Return false if the function has the interrupt
10798 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
10799 * config/m32r/m32r.md (epilogue): New expander.
10800 (return_lr, return_rte): New insns.
10801 (return): Make it expander.
10802 (return_normal): New expander.
10804 2007-01-18 Josh Conner <jconner@apple.com>
10807 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
10808 support for UNLE, UNLT, UNGE, and UNGT.
10810 2007-01-18 Jan Hubicka <jh@suse.cz>
10812 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
10813 * tree-tailcall (add_virtual_phis): Likewise.
10814 (optimize_tail_call): Return TODOs.
10815 (execute_tail_calls): Return TODOs.
10816 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
10817 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
10819 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10820 Cleanup cfg using TODO.
10821 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
10822 * passes.c (execute_function_todo): When cleanup did something, remove
10824 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
10825 (make_edges): Don't cleanup_cfg.
10827 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
10829 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
10830 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
10831 operate on the top of stack.
10832 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
10833 register handling of instructions that output to the second
10835 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
10836 (move_for_stack_reg): Special-case check for dead destination
10837 stack slot for constant load of 1.0 inside UNSPEC_TAN.
10839 * config/i386/i386.md (UNSPEC_TAN): New constant.
10840 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
10841 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
10842 to correctly model move of constant 1.0 to top stack slot.
10843 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
10844 (unnamed peephole2 pattern): Remove corresponding peephole2
10845 pattern that optimizes tan insn and loading of constant 1.0.
10846 (tanxf2): Use fptanxf4_i387.
10847 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
10848 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
10849 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10850 disable patterns for SSE math.
10851 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
10852 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
10854 2007-01-18 Dirk Mueller <dmueller@suse.de>
10855 Richard Guenther <rguenther@suse.de>
10858 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
10859 * common.opt (Warray-bounds): Add new warning option.
10860 * c-opts.c (c_common_handle_option): Define -Warray-bounds
10862 * Makefile.in: make tree-vrp.o depend on toplev.h
10863 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
10865 (check_array_refs, check_array_bounds, check_array_ref): New.
10867 2007-01-18 Jan Hubicka <jh@suse.cz>
10869 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
10870 (execute_ssa_ccp): Return flags conditionally.
10871 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
10873 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
10875 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
10877 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
10878 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
10880 * Makefile.c (GTFILES): Add cfglayout.h.
10881 * gengtype.c (open_base_files): Likewise.
10882 * cfglayout.c (cfg_layout_function_footer,
10883 cfg_layout_function_header) Reindent to make gengtype happy.
10884 * cfglayout.h (cfg_layout_function_footer,
10885 cfg_layout_function_header): Add GTY(()) marker.
10887 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
10889 2007-01-18 Ben Elliston <bje@au.ibm.com>
10891 * genautomata.c (write_automata): Include xstrerror output in the
10892 error message if writing the DFA description file fails.
10894 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
10896 * config/mips/mips-protos.h (mips_output_external): Make it
10898 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
10899 * config/mips/mips.c (irix_output_external_libcall): Likewise.
10900 (extern_list): Likewise.
10901 (extern_head): Likewise.
10902 (TARGET_ASM_FILE_END): Likewise.
10903 (mips_file_end): Likewise.
10904 (mips_output_external): Rewritten.
10906 2007-01-18 Ben Elliston <bje@au.ibm.com>
10908 * genpreds.c (write_insn_preds_c): Only write out the function
10909 body for regclass_for_constraint if we have register constraints.
10911 2007-01-17 Tom Tromey <tromey@redhat.com>
10913 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
10914 * doc/install.texi (Testing): Use sourceware.org.
10915 (Binaries): Likewise.
10916 (Specific): Likewise.
10917 * doc/contrib.texi (Contributors): Use sourceware.org.
10919 2007-01-17 Anatoly Sokolov <aesok@post.ru>
10921 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
10922 (AVR_ENHANCED): Rename to ...
10923 (AVR_HAVE_MUL): ... new.
10924 (avr_enhanced_p): Rename to ...
10925 (avr_have_mul_p): ... new.
10926 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
10927 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
10928 * config/avr/avr.c (avr_enhanced_p): Rename to ...
10929 (avr_have_mul_p): ... new.
10930 (base_arch_s): Rename 'enhanced' to 'have_mul'.
10931 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
10932 'avr_enhanced_p' and 'enhanced'.
10933 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
10934 AVR_HAVE_MUL instead of AVR_ENHANCED.
10935 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10936 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
10937 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
10938 instead of AVR_ENHANCED.
10939 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10940 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
10941 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
10943 2007-01-17 Ian Lance Taylor <iant@google.com>
10945 * vec.h (VEC_reserve_exact): Define.
10946 (vec_gc_p_reserve_exact): Declare.
10947 (vec_gc_o_reserve_exact): Declare.
10948 (vec_heap_p_reserve_exact): Declare.
10949 (vec_heap_o_reserve_exact): Declare.
10950 (VEC_OP (T,A,reserve_exact)): New static inline function, three
10952 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
10953 negative parameter.
10954 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
10955 (VEC_OP (T,A,copy)) [all versions]: Likewise.
10956 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
10957 * vec.c (calculate_allocation): Add exact parameter. Change all
10959 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
10960 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
10961 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
10962 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
10963 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
10964 (vec_heap_p_reserve_exact): New function.
10965 (vec_heap_o_reserve_exact): New function.
10967 2007-01-17 Jan Hubicka <jh@suse.cz>
10969 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
10971 2007-01-17 Eric Christopher <echristo@apple.com>
10973 * config.gcc: Support core2 processor.
10975 2007-01-16 Jan Hubicka <jh@suse.cz>
10977 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
10978 the names, just unlink the chain so we don't crash on dangling pointers
10981 2007-01-16 Jan Hubicka <jh@suse.cz>
10983 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
10984 * tree-pass.h: Reorder to make IPA passes appear toegher.
10985 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
10986 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
10987 parameters, do not call early inliner.
10988 * ipa-inline.c: Update comments. Include tree-flow.h
10989 (cgraph_decide_inlining): Do not compute inlining parameters.
10990 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
10991 be called with function context set up.
10992 (pass_ipa_inline): Remove unreachable functions before pass.
10993 (cgraph_early_inlining): Simplify assuming to be called from the
10995 (pass_early_inline): New pass.
10996 (cgraph_gate_ipa_early_inlining): New gate.
10997 (pass_ipa_early_inline): Turn into simple wrapper.
10998 (compute_inline_parameters): New function.
10999 (gate_inline_passes): New gate.
11000 (pass_inline_parameters): New pass.
11001 (apply_inline): Move here from tree-optimize.c
11002 (pass_apply_inline): New pass.
11003 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11005 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11006 doing them by hand.
11007 (tree_function_versioning): Do not allocate dummy struct function.
11008 * tree-inline.h (optimize_inline_calls): Update prototype.
11009 * tree-optimize.c (execute_fixup_cfg): Export.
11010 (pass_fixup_cfg): Remove
11011 (tree_rest_of_compilation): Do not apply inlines.
11012 * tree-flow.h (execute_fixup_cfg): Declare.
11013 * Makefile.in (gt-passes.c): New.
11014 * passes.c: Include gt-passes.h
11015 (init_optimization_passes): New passes.
11016 (nnodes, order): New static vars.
11017 (do_per_function_toporder): New function.
11018 (execute_one_pass): Dump current pass here.
11019 (execute_ipa_pass_list): Don't dump current pass here.
11021 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11023 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11024 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11026 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11028 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11029 (strong_alias): Define.
11030 (__gcc_qmul): Provide non-FMA for soft-float.
11031 (__gcc_qdiv): Same.
11036 (__gcc_qunord): New.
11046 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11047 soft-float functions.
11048 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11049 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11050 about long double soft float.
11052 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11053 Tehila Meyzels <tehila@il.ibm.com>
11055 * tree-vectorizer.h (is_pattern_stmt_p): New.
11056 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11057 formatting (tabs instead of spaces). Cleanup and clarify setting
11058 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11059 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11060 (vectorizable_type_demotion): Check that types are integral.
11061 (vectorizable_type_promotion): Likewise.
11062 (vectorizable_store): Fix typo. Eliminate new-line at end of
11065 2007-01-16 Jan Hubicka <jh@suse.cz>
11067 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11070 2007-01-15 Eric Christopher <echristo@apple.com>
11072 * ifcvt.c: Include vec.h, vecprim.h.
11073 (check_cond_move_block): New argument regs.
11074 Reorganize. Add registers used to regs.
11075 (cond_move_process_if_block): Use regs set above as
11078 2007-01-15 Eric Christopher <echristo@apple.com>
11080 * config/darwin.h: Update copyright.
11081 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11082 (LINK_COMMAND_SPEC): Add -u.
11083 (LINK_SPEC): Fix umbrella for above.
11085 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11087 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11090 2007-01-15 Tom Tromey <tromey@redhat.com>
11092 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11093 * doc/install.texi (Testing): Don't mention jacks.
11094 (Configuration): Document --enable-java-maintainer-mode. Move
11095 --with-java-home to libgcj-specific section. Document
11097 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11099 2007-01-15 Jan Hubicka <jh@suse.cz>
11101 * tree-ssa-dce.c (DCE_TODOs): New.
11102 (propagate_necessity): Return if something changed.
11103 (eliminate_unnecessary_stmts): Likewise.
11104 (perform_tree_ssa_dce): Return TODO flags when needed.
11105 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11107 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11109 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11110 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11111 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11112 patterns using X87MODEF12 mode macro. Extend operand 1
11113 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11114 (log10<mode>2): Ditto.
11115 (log2<mode>2): Ditto.
11116 (log1p<mode>2): Ditto.
11117 (logb<mode>2): Ditto.
11118 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11119 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11120 (*fxtractxf3_i387): Rename from *fxtractxf3.
11121 (fxtract_extend<mode>xf3_i387): New insn pattern.
11122 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11123 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11124 and gen_fyl2xxf3_i387().
11126 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11128 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11129 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11130 get_loop_exit_edges. Changed return type to bool.
11131 * cfgloop.h (fix_loop_placement): Declaration removed.
11133 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11135 * param.h (MIN_VECT_LOOP_BOUND): New.
11136 * params.def (MIN_VECT_LOOP_BOUND): New.
11137 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11138 argument - minimum threshold for number of iterations.
11139 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11140 argument to declaration.
11141 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11142 MIN_VECT_LOOP_BOUND.
11143 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11144 slpeel_tree_peel_loop_to_edge with additional argument.
11145 (vect_do_peeling_for_alignment): Likewise.
11146 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11148 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11151 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11152 operands of size 1.
11154 2007-01-14 Jan Hubicka <jh@suse.cz>
11156 * tree-dfa.c (remove_referenced_var): New function.
11157 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11158 prune referenced vars list too.
11159 * tree-flow.h (remove_referenced_var): Declare.
11161 2007-01-14 Jan Hubicka <jh@suse.cz>
11163 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11165 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11166 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11167 * except.h (verify_eh_throw_table_statements): Kill prototype.
11168 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11169 into call exrepssions.
11170 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11172 * tree-cfg.c: Include pointer-set.h.
11173 (verify_node_sharing): Work on pointer set.
11174 (verify_eh_throw_stmt_node): New.
11175 (verify_stmts): Use pointers sets, verify throw_stmt.
11177 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11179 * ipa-reference.c (analyze_function): Consider also addresses taken
11182 2007-01-12 Roger Sayle <roger@eyesopen.com>
11184 * c-typeck.c (null_pointer_constant_p): Replace use of
11185 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11186 (build_c_cast): Likewise.
11188 2007-01-12 Roger Sayle <roger@eyesopen.com>
11190 * tree.h (force_fit_type_double): Remove unused final argument.
11191 * c-common.c (constant_expression_warning): Replace use of
11192 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11193 (convert_and_check): Likewise.
11194 (shorten_compare): Update call to force_fit_type_double.
11195 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11196 * convert.c (convert_to_pointer): Update call to
11197 force_fit_type_double.
11198 * fold-const.c (force_fit_type_double): Remove overflowed_const
11200 (int_const_binop, fold_convert_const_int_from_int,
11201 fold_convert_const_int_from_real, fold_div_compare,
11202 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11203 fold_abs_const, fold_not_const): Remove the final argument from
11204 calls to force_fit_type_double.
11206 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11208 * configure.ac: Set insn to "nop" for spu-*-* also.
11209 * configure: Regenerate.
11211 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11213 * builtins.def : Add BUILT_IN_FREE.
11215 2007-01-12 Jan Hubicka <jh@suse.cz>
11217 PR tree-optimization/30443
11218 * tree-inline.c (tree_function_versioning): Do not optimize when
11219 cloning for inlining.
11221 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11223 * doc/loop.texi: Document recording of loop exits.
11224 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11225 (update_single_exits_after_duplication,
11226 update_single_exit_for_duplicated_loop,
11227 update_single_exit_for_duplicated_loops): Removed.
11228 (duplicate_loop_to_header_edge): Do not call
11229 update_single_exits_after_duplication and
11230 update_single_exit_for_duplicated_loops.
11231 (loop_version): Do not update single_exit information.
11232 (fix_loop_structure): Use record_loop_exits instead of
11233 mark_single_exit_loops.
11234 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11235 the lists of loop exits.
11236 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11237 split_edge, merge_blocks): Update the lists of loop exits.
11238 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11239 loop_optimizer_init.
11240 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11241 of mark_single_exit_loops.
11242 (loop_optimizer_finalize): Call release_recorded_exits.
11243 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11244 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11245 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11246 update single exit information.
11247 * lambda-code.c (perfect_nestify): Ditto.
11248 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11249 (mark_single_exit_loops): Removed.
11250 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11251 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11252 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11254 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11255 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11256 (verify_loop_structure): Verify consistency of the exit lists.
11257 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11258 (set_single_exit): Removed.
11259 * cfgloop.h (struct loop_exit): New function.
11260 (struct loop): single_exit_ field replaced by exits field.
11261 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
11262 (struct loops): Added exits hash.
11263 (mark_single_exit_loops, set_single_exit): Declaration removed.
11264 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
11266 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11268 * doc/invoke.texi: Avoid use of @headitem.
11270 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11272 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
11274 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11276 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
11279 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11280 Richard Sandiford <richard@codesourcery.com>
11282 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
11283 * config/m68k/m68k.opt: Resort options.
11284 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
11286 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11287 Richard Sandiford <richard@codesourcery.com>
11289 * doc/invoke.texi: Document the macros that are defined by
11290 m68k's -mtune and -mhard-float options.
11291 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
11292 (m68k_cpp_cpu_family): Likewise.
11293 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
11294 of __ucfv*__ macros. Define __mcffpu__ if generating code for
11295 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
11296 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
11297 (m68k_cpp_cpu_family): Likewise.
11299 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11301 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
11302 macros besides mc68000 as tuning macros. Use a switch statement
11303 to set them and mcpu32.
11305 2007-01-12 Julian Brown <julian@codesourcery.com>
11307 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
11308 (TARGET_68040_ONLY): Rename to...
11309 (TARGET_68040): ...this.
11310 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
11311 * config/m68k/m68k.md: Likewise.
11313 2007-01-12 Julian Brown <julian@codesourcery.com>
11314 Nathan Sidwell <nathan@codesourcery.com>
11315 Richard Sandiford <richard@codesourcery.com>
11317 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
11318 the -mcpu= argument associated with the --with-cpu setting.
11319 Define M68K_DEFAULT_TUNE to the default -mtune= option,
11320 if different from the one implied by the -mcpu setting.
11321 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
11322 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
11323 * doc/invoke.texi: Mention ColdFire in the introduction to the
11324 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
11325 -mno-div and -mhard-float options. Make -m68881 a synonym for
11326 -mhard-float. Document the previously-undocumented -m5206e,
11327 -m528x, -m5307 and -m5407 options. Tweak the existing option
11328 documentation for consistency.
11329 * doc/install.texi: Mention new --with-cpu arguments.
11330 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
11331 default CPU if neither -mcpu nor -march are specified.
11332 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
11333 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
11334 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
11335 using m68k_tune to decide between families that implement the
11336 same ISA. Use m68k_tune to set __mcfv4e__.
11337 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
11338 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
11339 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
11340 (FL_ISA_C, FL_ISA_MMU): New macros.
11341 (MASK_COLDFIRE): Delete.
11342 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
11343 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
11344 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
11345 (TARGET_HARD_FLOAT): Do not define here.
11346 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
11347 (TUNE_68000): New macro.
11348 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
11349 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
11350 (TUNE_CFV2): Redefine in terms of m68k_tune.
11351 (uarch_type, target_device, fpu_type): New enums.
11352 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
11353 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
11354 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
11355 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
11356 (FL_FOR_isa_c): New macros.
11357 (m68k_isa): New enum.
11358 (m68k_target_selection): New structure.
11359 (all_devices, all_isas, all_microarchs): New tables.
11360 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
11361 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
11362 (MASK_ALL_CPU_BITS): Delete.
11363 (m68k_find_selection): New function.
11364 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
11365 Map the legacy target options to a combination of the new ones.
11366 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
11367 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
11368 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
11370 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
11371 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
11373 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
11374 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
11375 * config/m68k/m68k-devices.def: New file.
11377 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11378 Nathan Sidwell <nathan@codesourcery.com>
11380 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
11381 (SUBTARGET_EXTRA_SPECS): New macros.
11382 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
11383 use %(asm_cpu_spec) instead.
11384 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
11385 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
11386 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
11387 (EXTRA_SPECS): Rename to...
11388 (SUBTARGET_EXTRA_SPECS): ...this.
11390 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11391 Richard Sandiford <richard@codesourcery.com>
11392 Julian Brown <julian@codesourcery.com>
11394 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11395 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
11396 to the configuration's default CPU.
11397 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
11398 Remove default masks.
11399 (m680[012]0-*-*): Set the default with_cpu to the first part of
11401 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
11402 (m68k*-*-linux): Extend the --with-cpu handling to...
11403 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
11404 and m68010. Don't set target_cpu_default2.
11405 * doc/install.texi: Document --with-cpu for m68k.
11406 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
11407 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
11408 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
11409 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
11410 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
11411 (ASM_SPEC): Remove use of %(asm_cpu_default).
11412 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
11413 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
11414 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
11415 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
11416 __HAVE_FPU__ if TARGET_HARD_FLOAT.
11417 (TARGET_DEFAULT): Delete.
11418 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
11419 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
11420 (CPP_CPU_SPEC): Delete.
11421 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
11422 the appropriate string.
11423 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
11424 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
11425 (ASM_SPEC): Don't use %(asm_default_spec).
11426 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
11427 TARGET_DEFAULT and add MASK_68881.
11428 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
11430 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11432 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
11433 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
11434 MASK_68010 alongside MASK_68020.
11435 * doc/invoke.texi: Document -m68010.
11436 * config/m68k/m68k.opt (m68010): New.
11437 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
11439 (TUNE_68010): New macro.
11440 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
11441 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
11442 (M68K_CPU_m68332): Add MASK_68010.
11443 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
11444 fallback definition.
11445 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
11447 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
11448 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
11449 to all entries that use MASK_68020.
11450 (output_move_simode_const, output_move_himode, output_move_qimode)
11451 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
11452 instead of TARGET_68020 to select clr behavior. Remove comment
11453 about there being no TARGET_68010.
11454 * config/m68k/m68k.md: Likewise throughout.
11456 2007-01-12 Julian Brown <julian@codesourcery.com>
11458 * config/m68k/m68k.h (TARGET_ISAB): New macro.
11459 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
11460 * config/m68k/m68k.md: Likewise.
11462 2007-01-12 Julian Brown <julian@codesourcery.com>
11464 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
11465 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
11467 2007-01-12 Julian Brown <julian@codesourcery.com>
11469 * config/m68k/m68k.h (TUNE_68040_60): New macro.
11470 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
11471 * config/m68k/m68k.md: Likewise.
11473 2007-01-12 Julian Brown <julian@codesourcery.com>
11474 Richard Sandiford <richard@codesourcery.com>
11476 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
11477 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
11478 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
11480 (TARGET_CPU32): Rename to...
11481 (TUNE_CPU32): ...this.
11482 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
11483 (TUNE_CFV2): New macros.
11484 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
11485 remove conditions that are implied by TARGET_68020.
11486 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
11487 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
11488 (m68k_output_function_epilogue): Likewise.
11489 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
11490 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
11491 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
11492 non-68000 timings. Refactor multiplication and division costs.
11493 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
11494 TUNE_CPU32 instead of TARGET_CPU32.
11495 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
11496 and TUNE_68060 instead of TARGET_68060.
11497 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
11498 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
11500 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
11501 && !TARGET_COLDFIRE" to choose between moveq and clr.
11502 Likewise in the unnamed movsf pattern.
11503 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
11504 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
11507 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11509 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
11510 of tabbing before backslashes.
11512 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11514 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
11515 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
11516 (ASM_OUTPUT_INTERNAL_LABEL): Define.
11518 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11520 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
11521 find_interesting_uses_cond.
11522 (find_interesting_uses_cond): Use extract_cond_operands.
11523 (rewrite_use_compare): Use extract_cond_operands and
11524 force_gimple_operand_bsi. Do not call update_stmt.
11525 (determine_use_iv_cost_condition): Use extract_cond_operands.
11526 Return cheaper of using original bound and changing the exit bound.
11528 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11530 PR tree-optimization/29516
11531 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
11532 most_expensive_mult_to_index, addr_to_parts,
11533 create_mem_ref, maybe_fold_tmr): Make the type of
11534 fields of TARGET_MEM_REF sizetype.
11535 (move_fixed_address_to_symbol, move_pointer_to_base):
11537 * tree.def (TARGET_MEM_REF): Add comment on types of
11540 2007-01-11 Joseph Myers <joseph@codesourcery.com>
11542 * c-common.c (vector_types_convertible_p): Treat opaque types as
11543 always convertible if they have the same size, but not otherwise.
11545 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
11547 * ifcvt.c (struct noce_if_info): Add comments to the fields.
11548 Remove the b_unconditional field.
11549 (noce_try_sign_mask): Do not look at b_unconditional.
11550 (noce_process_if_block): Do not use merge_if_blocks. Update
11551 the CFG here. Do not set b_unconditional.
11552 (cond_move_process_if_block): Likewise.
11553 (find_cond_trap): Likewise.
11554 (check_cond_move_block): Require simple jump insns at the end
11555 of the basic block.
11557 2007-01-11 Jan Hubicka <jh@suse.cz>
11559 PR tree-optimization/1046
11560 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
11561 when alias info is not ready.
11562 (pass_tail_recursion): Do not require aliasing.
11563 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
11564 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
11565 * tree-ssa-copy.c (pass_copy_prop): Likewise.
11566 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
11567 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
11568 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
11569 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
11571 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
11572 When aliasing is not build, mark statement as volatile.
11574 2007-01-11 Tom Tromey <tromey@redhat.com>
11576 PR preprocessor/15185, PR preprocessor/20989:
11577 * doc/cppopts.texi <-MT>: Update description of algorithm for
11578 computing default target.
11579 <-M, -MD>: Reword "basename" text.
11581 2007-01-11 Roger Sayle <roger@eyesopen.com>
11583 * builtins.c (expand_builtin_pow, expand_builtin_powi,
11584 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
11585 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11586 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
11587 fold_builtin_bswap, real_constp, fold_builtin_pow,
11588 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
11589 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
11590 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11591 * convert.c (convert_to_pointer): Likewise.
11592 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11593 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
11594 const_binop, fold_convert_const_int_from_int,
11595 fold_convert_const_int_from_real,
11596 fold_convert_const_real_from_real, sign_bit_p,
11597 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
11598 fold_sign_changed_comparison, fold_unary, fold_comparison,
11599 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
11600 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11601 * print-tree.c (print_node_brief, print_node): Likewise.
11602 * stor-layout.c (place_field, layout_type): Likewise.
11603 * tree-chrec.c (keep_cast): Likewise.
11604 * tree.c (build_vector, build_real, build_real_from_int_cst,
11605 build_complex): Likewise.
11607 2007-01-11 Roger Sayle <roger@eyesopen.com>
11609 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
11610 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
11612 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
11614 * configure.ac (strict1_warn): Rename to strict_warn.
11615 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
11616 cc_set_by_configure, quoted_cc_set_by_configure,
11617 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
11618 all_boot_languages, all_stagestuff): Remove.
11619 (target_list): Remove bootstrap targets.
11620 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
11621 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
11622 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
11623 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
11624 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
11625 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
11626 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
11627 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
11628 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
11629 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
11630 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
11631 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
11632 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
11633 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
11634 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
11635 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
11636 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
11637 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
11638 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
11639 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
11640 (mostlyclean): Adjust.
11641 (clean, distclean): Don't mention bootstrap stuff.
11642 * configure: Regenerate.
11643 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
11644 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
11645 treelang/config-lang.in (stagestuff): Remove.
11646 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
11647 stageprofile, stagefeedback, stagestuff): Remove mention.
11649 2007-01-11 Nick Clifton <nickc@redhat.com>
11651 * config/mcore/predicates.md (mcore_general_movesrc_operand):
11653 (mcore_general_movdst_operand): Do not accept CONST_INTs.
11654 (mcore_arith_K_S_operand): Run the test for the S constraint not
11655 the test for the M constraint.
11656 (mcore_addsub_operand): Do not accept integer values that are
11657 larger than 32 bits.
11658 * config/mcore/mcore.md: Remove unused constraints from split.
11659 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
11660 (addsi3): Likewise.
11661 (allocate_stack): Likewise.
11662 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
11663 operands to 32 bits.
11664 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
11666 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
11667 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
11668 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
11669 mcore_output_bclri, mcore_output_andn, output_inline_const,
11670 mcore_output_move, mcore_output_movedouble): Likewise.
11671 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
11672 (output_inline_const): Likewise.
11673 (output_inline_const): Fix format strings used in sprintf
11675 * config/mcore/mcore-protos.h: Update prototypes for changed
11676 functions in mcore.c.
11677 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
11678 HOST_WIDE_INT and not int.
11679 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
11680 CONST_OK_FOR_N): Likewise.
11681 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
11682 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
11685 2007-01-10 Jan Hubicka <jh@suse.cz>
11687 * tree-vrp.c (remove_range_assertions): Release defs.
11688 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
11689 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
11691 2007-01-10 Paul Brook <paul@codesourcery.com>
11693 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
11694 * config/arm/arm.md (mulsi3subsi): New insn.
11696 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
11698 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
11699 (tree_transform_and_unroll_loop): New.
11700 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
11703 2007-01-10 Robert Kennedy <jimbob@google.com>
11705 * fold-const.c (fold_comparison): Fold comparisons like (x *
11706 1000 < 0) to (x < 0).
11708 2007-01-10 Ian Lance Taylor <iant@google.com>
11710 * tree-pretty-print.c (dump_generic_node): Print parentheses when
11711 operands have the same priority.
11713 2007-01-10 Tom Tromey <tromey@redhat.com>
11715 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
11716 (fold_binary): Likewise.
11717 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
11718 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
11719 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
11720 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
11721 * langhooks.h (struct lang_hooks): Removed field
11722 'can_use_bit_fields_p'.
11724 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
11726 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
11728 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
11730 * function.c (get_last_funcdef_no): New function.
11731 * function.h (get_last_funcdef_no): Declare.
11732 * tree-inline.c (initialize_cfun): Add initialization.
11733 (tree_function_versioning): Cleanup.
11735 2007-01-10 Jan Hubicka <jh@suse.cz>
11737 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
11740 2007-01-10 Sa Liu <saliu@de.ibm.com>
11741 Ben Elliston <bje@au.ibm.com>
11743 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
11744 for SAVE_NONLOCAL and Pmode for any other save level.
11745 * spu-protos.h (spu_restore_stack_block): Declare.
11746 * spu.md (save_stack_block): Remove.
11747 (restore_stack_block): Call spu_restore_stack_block.
11748 * spu.c (spu_restore_stack_block): New function.
11749 (spu_expand_epilogue): Remove old comment.
11751 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11753 PR tree-optimization/30322
11754 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
11755 (cand_value_at): Return the value as aff_tree.
11756 (may_eliminate_iv): Convert the bound from aff_tree to tree.
11757 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
11758 aff_combination_mult): New functions.
11759 (aff_combination_add): Use aff_combination_add_cst.
11760 (aff_combination_convert): Allow conversions to a wider type.
11761 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
11762 * tree-affine.h (aff_combination_mult): Declare.
11764 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
11766 * doc/tm.texi: Update documentation to reflect reality of exec
11767 and start file search behaviours. Update copyright year.
11768 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
11769 header file directories.
11771 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
11773 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
11774 (*cosxf2): Rename to cosxf2_i387.
11775 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
11776 using X87MODEF12 mode macro. Rename patterns to
11777 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
11779 (*cosdf2, *cossf2): Ditto.
11780 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
11781 to match extended input operands.
11782 (sincos<mode>3): New expander.
11783 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
11784 insn patterns and corresponding splitters.
11786 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
11788 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
11789 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
11791 2007-01-09 Nicolas Pitre <nico@cam.org>
11794 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
11796 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11798 * target.h (struct gcc_target): New field library_rtti_comdat.
11799 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
11800 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
11801 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
11802 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
11804 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11806 * doc/invoke.texi (Optimize Options): Correct description of -O0.
11808 2007-01-08 Richard Guenther <rguenther@suse.de>
11810 * tree.h (force_fit_type_double): Export.
11811 (force_fit_type): Remove.
11812 * fold-const.c (force_fit_type_double): New function.
11813 (force_fit_type): Remove.
11814 (int_const_binop): Use it.
11815 (fold_convert_const_int_from_int): Likewise.
11816 (fold_convert_const_int_from_real): Likewise.
11817 (fold_div_compare): Likewise.
11818 (fold_sign_changed_comparison): Likewise.
11819 (fold_unary): Likewise.
11820 (fold_negate_const): Likewise.
11821 (fold_abs_const): Likewise.
11822 (fold_not_const): Likewise.
11823 * c-common.c (shorten_compare): Use force_fit_type_double.
11824 * convert.c (convert_to_pointer): Likewise.
11826 2007-01-08 Richard Guenther <rguenther@suse.de>
11828 * tree.h (build_int_cst_wide_type): Export.
11829 * tree.c (build_int_cst_wide_type): New function.
11830 (build_int_cst_wide): Fix comment.
11831 * builtins.c (fold_builtin_object_size): Use build_int_cst
11832 to build -1 or 0 of the correct type. Use fit_double_type
11833 to check for overflow.
11834 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
11836 (decode_field_reference): Likewise.
11837 (all_ones_mask_p): Likewise.
11838 (native_interpret_int): Use build_int_cst_wide_type.
11839 (fold_binary): Use build_int_cst_type to build an all-ones
11841 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
11843 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
11845 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
11847 2007-01-09 Ben Elliston <bje@au.ibm.com>
11849 * genautomata.c (STATS_OPTION): New option.
11850 (stats_flag): New flag.
11851 (gen_automata_option): Handle it.
11852 (initiate_automaton_gen): Ditto.
11853 (write_automata): Output statistics only if stats_flag is
11854 set. Likewise, output time statistics only if time_flag is set.
11855 * doc/md.texi (Processor pipeline description): Document new flag.
11857 2007-01-08 Richard Guenther <rguenther@suse.de>
11859 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
11860 * tree.c (build_int_cst_type): Likewise.
11861 (size_in_bytes): Don't call force_fit_type on the result.
11862 (int_fits_type_p): Use fit_double_type.
11863 * fold-const.c (fit_double_type): New function.
11864 (force_fit_type): Use it.
11865 * tree.h (fit_double_type): Export.
11867 2007-01-08 Jan Hubicka <jh@suse.cz>
11869 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
11870 * ipa.c (function_and_variable_visibility): Fix return type.
11872 2007-01-08 Richard Guenther <rguenther@suse.de>
11874 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
11875 of offset to build the index.
11876 * tree-pretty-print.c (dump_generic_node): Don't build negated
11877 const just for printing.
11878 * c-pretty-print.c (pp_c_integer_constant): Likewise.
11879 * builtins.c (fold_builtin_int_roundingfn): Check if result
11880 fits the type by using force_fit_type and comparing the result.
11881 * predict.c (predict_loops): Use compare_tree_int for comparison.
11882 * tree.c (build_int_cst): Fall back to integer_type_node for
11884 (build_int_cst_wide): Assert type is non-null.
11886 2007-01-08 Roberto Costa <roberto.costa@st.com>
11888 * tree-vrp.c (extract_range_from_cond_expr): New.
11889 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
11890 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
11892 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
11893 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
11894 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
11895 used as expressions.
11896 * tree-object-size.c (cond_expr_object_size): New.
11897 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
11899 2007-01-08 Jan Hubicka <jh@suse.cz>
11901 * tree-ssa-forwprop.c (forward_propagate_into_cond,
11902 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
11905 2007-01-08 Richard Guenther <rguenther@suse.de>
11907 PR tree-optimization/23603
11908 * tree-vrp.c (set_value_range_to_truthvalue): New function.
11909 (extract_range_from_binary): Fall back to truthvalue instead of
11910 varying for TRUTH_*_EXPR.
11911 (extract_range_from_comparison): Fall back to truthvalue instead of
11913 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
11914 if all visited PHI values were constant.
11916 2007-01-08 Jan Hubicka <jh@suse.cz>
11918 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
11919 (cgraph_analyze_function): break out from ...
11920 (cgraph_finalize_compilation_unit): ... here.
11921 (cgraph_expand_function): Remove forgoten commented out line.
11922 (cgraph_optimize): Analyze functions.
11924 2007-01-08 Jan Hubicka <jh@suse.cz>
11926 * tree-pas.h (TODO_remove_function): New flag.
11927 (TODO_update*): Renumber.
11928 (pass_ipa_increase_alignment,
11929 pass_ipa_function_and_variable_visibility): New passes.
11930 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
11931 (cgraph_function_and_variable_visibility): Move to ipa.c
11932 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
11933 cgraph_increase_alignment.
11934 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
11935 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
11936 calling tree-inline.
11937 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
11938 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
11939 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
11940 (gate_increase_alignment): New function.
11941 (pass_ipa_increase_alignment): New pass.
11942 * ipa.c: Inline tree-pass.h and timevar.h
11943 (function_and_variable_visibility): Move here from cgraphunit.c
11944 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
11945 * passes.c (init_optimization_passes): Add the two new passes.
11946 (execute_todo): Handle cgraph_remove_functions.
11948 2007-01-08 Nick Clifton <nickc@redhat.com>
11950 * config/frv/predicates.md (reg_or_0_operand): Accept
11953 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
11955 * config/bfin/rtems.h, config/bfin/t-rtems: New.
11956 * config.gcc: Add bfin*-rtems*.
11958 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11960 * c.opt: Add -flax-vector-conversions.
11961 * c-typeck.c (convert_for_assignment): Pass flag to
11962 vector_types_convertible_p to allow emission of note.
11963 (digest_init): Likewise.
11964 * c-opts.c: Handle -flax-vector-conversions.
11965 * c-common.c (flag_lax_vector_conversions): New.
11966 (vector_types_convertible_p): Unless -flax-vector conversions
11967 has been passed, disallow conversions between vectors with
11968 differing numbers of subparts and/or element types. If such
11969 a conversion is disallowed, possibly emit a note on the first
11970 occasion only to inform the user of -flax-vector-conversions.
11971 The new last argument specifies this.
11972 * c-common.h (flag_lax_vector_conversions): New.
11973 (vector_types_convertible_p): Add extra argument.
11974 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
11975 char_type_node for V*QI type vectors.
11976 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
11977 Update to satisfy new typechecking rules.
11978 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
11979 C and C++ variants.
11980 * doc/invoke.texi (C Dialect Options): Document
11981 -flax-vector-conversions.
11983 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11985 PR tree-optimization/29877
11986 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
11987 a register variable on the RHS to not be replaceable.
11989 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
11990 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
11991 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
11992 const_simm15, const_pow2, const_npow2): Added.
11993 * config/score/misc.md (insv, extv, extzv, movmemsi,
11994 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
11995 * config/score/score.c (score_address_cost, score_select_cc_mode):
11997 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
11998 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
11999 Update score_print_operand.
12000 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12001 Adjust register allocate order and update some macro define.
12002 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12003 mdx_block_move_straight, mdx_block_move_loop_head,
12004 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12005 mdx_block_move): Added.
12006 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12007 mdp_limm): Updated and fix some bug and typo.
12008 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12009 (movsf, movdf, doloop_end): Added.
12011 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12013 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12014 config/arm/thumb2.md: Fix comment typos.
12015 * doc/extend.texi: Fix a typo.
12017 2007-01-07 Eric Christopher <echristo@apple.com>
12019 * configure.ac: Check for __stack_chk_fail for darwin.
12020 * configure: Regenerate.
12022 2007-01-07 Richard Guenther <rguenther@suse.de>
12024 * tree-vrp.c (extract_range_from_assert): CSE calls to
12025 compare_values where possible.
12026 (extract_range_from_unary_expr): Likewise.
12028 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12030 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12031 * config/avr/avr.c (call_insn_operand): Delete function.
12032 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12033 instead of register number. Use predicates.
12034 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12035 call_insn_operand): Add.
12037 2007-01-06 Jan Hubicka <jh@suse.cz>
12039 * tree-pass.h (pass_build_cgraph_edges): Declare.
12040 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12041 (visited_nodes): Remove.
12042 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12043 build_cgrpah_edges; make visited_nodes local.
12044 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12045 (record_references_in_initializer): Move to cgraphbuild.c
12046 (initialize_inline_failed, rebuild_cgraph_edges,
12047 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12048 (verify_cgraph_node): Make visited_nodes local.
12049 (cgraph_analyze_function): Do not call cgraph_create_edges and
12050 initialize_inline_failed.
12051 (cgraph_expand_function): Do not call cgraph_lower_function;
12052 assert that function is already lowered.
12053 * Makefile.in (cgraphbuild.o): New.
12054 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12055 at the end of lowering passes.
12057 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12059 * ifcvt.c (cond_move_convert_if_block): New function, code
12060 factored out from...
12061 (cond_move_process_if_block): ...here. Call the new function
12062 on the THEN and ELSE blocks.
12063 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12064 already takes care of this.
12066 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12069 * tree.h (TREE_OVERFLOW_P): New.
12070 * c-typeck.c (parser_build_unary_op): Warn only if result
12071 overflowed and operands did not.
12072 (parser_build_binary_op): Likewise.
12073 (convert_for_assignment): Remove redundant overflow_warning.
12074 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12076 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12078 * c-typeck.c (store_init_value): Split over two lines to follow
12079 the GNU coding style.
12081 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12083 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12084 __GXX_EXPERIMENTAL_CXX0X__.
12085 * doc/cpp.texi: Same.
12087 2007-01-05 Richard Guenther <rguenther@suse.de>
12089 PR middle-end/27826
12090 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12091 with mismatched types. Instead explicitly build a
12092 conversion NOP_EXPR.
12094 2007-01-05 Ian Lance Taylor <iant@google.com>
12096 * c-common.c (decl_with_nonnull_addr_p): New function.
12097 (c_common_truthvalue_conversion): Call it.
12098 * c-typeck.c (build_binary_op): Likewise.
12099 * c-common.h (decl_with_nonnull_addr_p): Declare.
12101 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12104 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12107 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12109 * doc/install.texi (Final install): Document the fact that
12110 the GNAT runtime should not be stripped.
12112 2007-01-04 Jan Hubicka <jh@suse.cz>
12114 * tree-inline.c (fold_marked_statements): Update operand caches
12115 and EH after folding
12117 2007-01-04 Ian Lance Taylor <iant@google.com>
12119 * c-common.c (check_function_nonnull): Whitespace fix.
12121 2007-01-04 Jan Hubicka <jh@suse.cz>
12123 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12124 comitted older version of patch.
12125 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12126 function, celanup cfg and collect garbage.
12128 2007-01-04 Mike Stump <mrs@apple.com>
12130 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12133 2007-01-04 Eric Christopher <echristo@apple.com>
12135 * libgcc2.c (__bswapsi2): Use SItype.
12136 (__bswapdi2): Use DItype.
12137 * libgcc2.h: Update for above.
12139 2007-01-04 Paul Brook <paul@codesourcery.com>
12141 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12142 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12143 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12144 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12145 umulsi3_highpart): Make conditional on !arm_arch6.
12146 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12147 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12148 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12149 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12150 umulsi3_highpart_v6): New insns.
12152 2007-01-04 Roger Sayle <roger@eyesopen.com>
12154 * fold-const.c (fold_convert): When casting an expression to void,
12155 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12156 have a type. Instead of attempting to build a NOP_EXPR, return
12157 these "special" trees directly.
12159 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12161 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12162 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12163 rs6000_cost->fp not 0 as adjustment for outer NEG.
12165 2007-01-04 Jan Hubicka <jh@suse.cz>
12167 * cgraph.c (cgraph_release_function_body): New function.
12168 (cgraph_remove_node): Use it.
12169 * cgraph.h (cgraph_release_function_body): Declare.
12170 * cgraphunit.c (cgraph_expand_function): Use it.
12171 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12172 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12173 is initialized and while compilation of other function is running.
12174 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12175 statement CFG annotations from here to ...
12176 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12178 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12180 * cfgloop.h (enum li_flags): Make the constants powers of two.
12182 2007-01-04 Jan Hubicka <jh@suse.cz>
12184 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12186 (fold_marked_statements): New function.
12187 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12188 * tree-inline.h (copy_body_data): Add statements_to_fold.
12190 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12192 * config.gcc: Mention libgcc/config.host.
12193 * Makefile.in: Update comments mentioning libgcc.
12194 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12195 (all.cross, start.encap, rest.encap, rest.cross): Update
12196 dependencies for libgcc move.
12197 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12198 (clean-target, clean-target-libgcc): Delete.
12199 (srcdirify, GCC_EXTRA_PARTS): New macros.
12200 (libgcc-support, libgcc.mvars): New rules.
12201 (distclean): Remove mention of mklibgcc.
12202 (install): Don't reference INSTALL_LIBGCC.
12203 (install-common): Don't reference EXTRA_PARTS.
12204 (install-libgcc, install-multilib): Delete rules.
12205 * mklibgcc.in: Delete file.
12206 * doc/configfiles.texi: Don't mention mklibgcc.
12208 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12209 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12210 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12211 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12212 (mklibgcc, ldblspecs): Likewise.
12214 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12215 (posixpre.def): Use $(T).
12216 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12217 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12218 (SHLIB_LINK): Make dummy.
12219 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12221 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12223 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12224 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12225 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12226 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12228 * configure.ac (all_outputs): Remove mklibgcc.
12229 * configure: Regenerated.
12231 2007-01-03 Josh Conner <jconner@apple.com>
12233 PR middle-end/29683
12234 * calls.c (compute_argument_addresses): Set stack and stack_slot
12235 for partial args, too.
12236 (store_one_arg): Use locate.size.constant for the size when
12237 generating a save_area.
12239 2007-01-03 Robert Kennedy <jimbob@google.com>
12241 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12242 whose definitions are deleted due to basic block merging.
12244 2007-01-03 Paul Brook <paul@codesourcery.com>
12247 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12249 (use_return_insn): Return 0 for Thumb interrupt functions.
12250 (print_multi_reg): Add rfe argument for IRQ returns.
12251 (arm_output_epilogue): Pop interrupt return address directly into PC.
12252 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12254 2007-01-03 Paul Brook <paul@codesourcery.com>
12256 Merge from sourcerygxx-4_1.
12257 * config/arm/thumb2.md: New file.
12258 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
12260 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
12261 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12262 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
12263 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
12265 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12266 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
12268 * config/arm/ieee754-sf.S: Ditto.
12269 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
12270 (thumb1_base_register_rtx_p): ... to this.
12271 (thumb_index_register_rtx_p): Rename...
12272 (thumb1_index_register_rtx_p): ... to this.
12273 (thumb_output_function_prologue): Rename...
12274 (thumb1_output_function_prologue): ... to this.
12275 (thumb_legitimate_address_p): Rename...
12276 (thumb1_legitimate_address_p): ... to this.
12277 (thumb_rtx_costs): Rename...
12278 (thumb1_rtx_costs): ... to this.
12279 (thumb_compute_save_reg_mask): Rename...
12280 (thumb1_compute_save_reg_mask): ... to this.
12281 (thumb_final_prescan_insn): Rename...
12282 (thumb1_final_prescan_insn): ... to this.
12283 (thumb_expand_epilogue): Rename...
12284 (thumb1_expand_epilogue): ... to this.
12285 (arm_unwind_emit_stm): Rename...
12286 (arm_unwind_emit_sequence): ... to this.
12287 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
12288 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
12289 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
12290 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
12291 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
12292 thumb2_output_casesi): New functions.
12293 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
12294 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
12295 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
12296 THUMB2_WORK_REGS): Define.
12297 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
12298 arm_condexec_mask, arm_condexec_masklen)): New variables.
12299 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
12300 (arm_override_options): Check new CPU capabilities.
12301 Set new architecture flag variables.
12302 (arm_isr_value): Handle v7m interrupt functions.
12303 (user_return_insn): Return 0 for v7m interrupt functions. Handle
12305 (const_ok_for_arm): Handle Thumb-2 constants.
12306 (arm_gen_constant): Ditto. Use movw when available.
12307 (arm_function_ok_for_sibcall): Return false for v7m interrupt
12309 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
12310 (thumb_find_work_register, arm_load_pic_register,
12311 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
12312 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
12313 print_multi_reg, output_mov_long_double_fpa_from_arm,
12314 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
12315 output_mov_double_fpa_from_arm, output_move_double,
12316 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
12317 output_return_instruction, arm_output_function_prologue,
12318 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
12319 arm_output_mi_thunk, thumb_set_return_address): Ditto.
12320 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
12321 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
12322 (arithmetic_instr, shift_op): Use arm_shift_nmem.
12323 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
12325 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
12326 (thumb_expand_prologue): Use thumb_set_frame_pointer.
12327 (arm_file_start): Output directive for unified syntax.
12328 (arm_unwind_emit_set): Handle stack alignment instruction.
12329 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
12330 Add v6t2, v7, v7a, v7r and v7m.
12331 (RETLDM): Add Thumb-2 code.
12332 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
12333 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
12334 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
12335 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
12336 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
12337 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
12338 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
12339 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
12340 ADJUST_INSN_LENGTH): Define.
12341 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
12342 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
12343 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
12344 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
12345 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
12346 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
12347 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
12348 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
12349 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
12350 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
12351 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
12352 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
12353 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
12354 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
12355 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
12356 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
12357 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
12359 * config/arm/arm-tune.md: Regenerate.
12360 * config/arm/arm-protos.h: Update prototypes.
12361 * config/arm/vfp.md: Enable patterns for Thumb-2.
12362 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
12363 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
12364 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
12365 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
12366 * config/arm/libunwind.S: Add Thumb-2 code.
12367 * config/arm/constraints.md: Update include Thumb-2.
12368 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
12369 * config/arm/ieee754-df.S: Ditto.
12370 * config/arm/bpabi.S: Ditto.
12371 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
12372 * config/arm/predicates.md (low_register_operand,
12373 low_reg_or_int_operand, thumb_16bit_operator): New.
12374 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
12375 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
12376 * config/arm/t-arm-elf: Add armv7 multilib.
12377 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
12379 (UNSPEC_STACK_ALIGN, ce_count): New.
12380 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
12381 arm_zero_extendsidi2, arm_zero_extendqidi2): New
12383 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
12384 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
12385 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
12386 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
12387 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
12388 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
12390 * doc/extend.texi: Document ARMv7-M interrupt functions.
12391 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
12393 2007-01-03 Jakub Jelinek <jakub@redhat.com>
12395 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
12396 (struct _Unwind_Context): Rename args_size to flags, remove
12397 signal_frame field, add a new args_size field and version field.
12398 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
12399 _Unwind_IsExtendedContext): New inline functions.
12400 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
12401 Assume by_value array is only present if _Unwind_IsExtendedContext.
12402 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
12403 _Unwind_IsSignalFrame.
12404 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
12405 (uw_update_context_1): Use _Unwind_SetSignalFrame.
12406 (uw_init_context_1): Initialize context->flags to
12407 EXTENDED_CONTEXT_BIT.
12408 * config/rs6000/linux-unwind.h (frob_update_context): Use
12409 _Unwind_SetSignalFrame.
12411 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12413 PR middle-end/30353
12414 * gimplify.c (gimplify_modify_expr_complex_part): Move below
12415 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
12418 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
12420 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
12421 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
12422 RET, AT_SP): Remove.
12423 * config/i386/i386.md (*sse_prologue_save_insn): Use return
12426 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12427 * cfgbuild.c (find_basic_blocks): Likewise.
12428 * cfgrtl.c (rtl_create_basic_block): Likewise.
12429 * function.c (temp_slots_at_level): Likewise.
12430 * reg-stack.c (stack_regs_mentioned): Likewise.
12431 * regclass.c (allocate_reg_info): Likewise.
12432 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12433 set_bb_for_stmt, move_block_to_fn): Likewise.
12434 * tree-complex.c (tree_lower_complex): Likewise.
12435 * vec.h (VEC_safe_grow_cleared): New.
12437 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
12439 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
12441 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
12442 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
12444 * cfgloopmanip.c (scale_loop_frequencies): Export.
12445 (loopify): Scale the frequencies by prescribed coefficients.
12446 (set_zero_probability): New function.
12447 (duplicate_loop_to_header_edge): Improve updating of frequencies.
12448 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
12449 and frequencies according to arguments.
12450 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
12452 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
12453 * modulo-sched.c (sms_schedule): Set probabilities for entering
12454 versioned loop correctly.
12455 * tree-vect-transform.c (vect_transform_loop): Ditto.
12456 * cfgloop.h (loopify, loop_version): Declaration changed.
12457 (scale_loop_frequencies): Declared.
12459 2007-01-02 Jan Hubicka <jh@suse.cz>
12461 * cgraph.c: Include tree-flow.h
12462 (cgraph_add_new-function): Handle IPA_SSA mode; execute
12463 early_local_passes.
12464 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
12465 * tree-pass.h (pass_all_early_optimizations): Declare.
12466 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
12467 early_local_passes.
12468 (cgraph_analyze_function): Do early_local_passes.
12469 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12470 Do not add referenced vars.
12471 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
12473 (gate_all_early_local_passes): New gate.
12474 (pass_early_local_passes): Use new gate.
12475 (execute_early_local_optimizations): New functions.
12476 (gate_all_early_optimizations): New gate.
12477 (pass_all_early_optimizations): New pass.
12478 (execute_free_datastructures): Free SSA only when initialized.
12479 (gate_init_datastructures): Init only when optimizing.
12480 (tree_lowering_passes): Do early local passes when called late.
12481 * tree-profile.c (do_tree_profiling): Don't profile functions added
12483 (do_early_tree_profiling, pass_early_tree_profile): Kill.
12484 * tree-cfg.c (update_modified_stmts): Do not update when operands are
12486 * passes.c (init_optimizations_passes): Reorder so we go into SSA
12487 during early_local_passes.
12488 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
12491 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12493 * Makefile.in: Update copyright year.
12495 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12497 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
12498 in $(lang_checks) and check-consistency targets.
12500 2007-01-02 Jan Hubicka <jh@suse.cz>
12502 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12503 Do not add referenced vars.
12504 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
12506 * passes.c (init_optimization_passes): Put mudflap_2 after
12507 free_datastructures.
12509 2007-01-02 Jan Hubicka <jh@suse.cz>
12511 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
12512 Set NOTHROW flag on call statements proved to be nothrow.
12513 Update statement of local calls so new pure/const functions are
12514 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
12516 (tree_rest_of_compilation): Register hooks and initialize bitmap
12517 early. Do not set after_inlining flag.
12519 2007-01-02 Steve Ellcey <sje@cup.hp.com>
12521 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
12522 HOST_BITS_PER_LONGLONG
12524 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12527 * c-typeck.c (store_init_value): Don't emit pedantic overflow
12528 warning for non-static initializers.
12530 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
12532 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
12533 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
12534 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
12535 Always use set_unique_reg_note to add REG_EQUAL notes.
12537 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12540 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12542 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12543 * cfgbuild.c (find_basic_blocks): Likewise.
12544 * cfgrtl.c (rtl_create_basic_block): Likewise.
12545 * function.c (temp_slots_at_level): Likewise.
12546 * reg-stack.c (stack_regs_mentioned): Likewise.
12547 * regclass.c (allocate_reg_info): Likewise.
12548 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12549 set_bb_for_stmt, move_block_to_fn): Likewise.
12550 * tree-complex.c (tree_lower_complex): Likewise.
12551 * vec.h (VEC_safe_grow_cleared): New.
12553 2007-01-02 Ian Lance Taylor <iant@google.com>
12555 * c-common.c (c_common_truthvalue_conversion): When warning about
12556 using an assignment as a truth value, set TREE_NO_WARNING.
12558 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12561 * c.opt (Wold-style-declaration): New.
12562 * doc/invoke.texi (C-only Warning Options): New.
12563 (Wold-style-declaration): Document it.
12564 (Wextra): Enabled by -Wextra.
12565 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12566 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
12567 -Wold-style-declaration.
12569 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12571 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12572 * cfgbuild.c (find_basic_blocks): Likewise.
12573 * cfgrtl.c (rtl_create_basic_block): Likewise.
12574 * function.c (temp_slots_at_level): Likewise.
12575 * reg-stack.c (stack_regs_mentioned): Likewise.
12576 * regclass.c (allocate_reg_info): Likewise.
12577 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12578 set_bb_for_stmt, move_block_to_fn): Likewise.
12579 * tree-complex.c (tree_lower_complex): Likewise.
12580 * vec.h (VEC_safe_grow_cleared): New.
12582 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
12584 * c-common.c (c_common_nodes_and_builtins): Since variants of
12585 void_type_node get built before it is given a name, we need to
12586 give those variants the name, too.
12587 (complete_array_type): We need to work with the canonical main
12588 type of the array, from which we will build the qualified version.
12589 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
12590 * print-tree.c (print_node): Display canonical type information
12592 * stor-layout.c (layout_type): When we don't know the
12593 alignment of a type for which we're building an array, we end up
12594 guessing wrong, so make the type require structural equality.
12595 * tree.c (make_node_stat): When we build a new type, it is its
12596 own canonical type.
12597 (build_type_attribute_qual_variant): When building an attribute
12598 variant, its canonical type is the non-attribute variant. However,
12599 if the attributes are target-dependent and they differ, we need to
12600 use structural equality checks for this type.
12601 (build_qualified_type): A qualified type is not equivalent to its
12602 unqualified variant; set the canonical type appropriately.
12603 (build_distinct_type_copy): When building a distinct type from
12604 another type, the new type is its own canonical type.
12605 (build_variant_type_copy): When building a new type variant, we
12606 assume that it is equivalent to the original type.
12607 (build_pointer_type_for_mode): When building a pointer type, also
12608 build a canonical type pointer.
12609 (build_reference_type_for_mode): When building a reference type,
12610 also build a canonical type reference.
12611 (build_index_type): When we can't hash an index type (e.g.,
12612 because its maximum value is negative), the index type requires
12613 structural equality tests.
12614 (build_array_type): Build the canonical form of an array type.
12615 (build_function_type): Function types require structural equality,
12616 because they contain default arguments, attributes, etc.
12617 (build_method_type_directly): Ditto for method types.
12618 (build_offset_type): Build the canonical offset type.
12619 (build_complex_type): Build the canonical vector type.
12620 (make_vector_type): Build the canonical vector type.
12621 * tree.h (TYPE_CANONICAL): New.
12622 (TYPE_STRUCTURAL_EQUALITY_P): New.
12623 (SET_TYPE_STRUCTURAL_EQUALITY): New.
12624 (struct tree_type): Added "canonical" field.
12625 * params.h (VERIFY_CANONICAL_TYPES): New.
12626 * doc/c-tree.texi (TYPE_CANONICAL): Document.
12627 (TYPE_STRUCTURAL_EQUALITY_P): Document.
12628 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
12629 * doc/invoke.texi (verify-canonical-types): Document --param
12630 parameter for verifying canonical types.
12632 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12634 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
12635 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
12636 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
12637 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
12639 * config/rs6000/e500.h: New.
12640 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
12641 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
12643 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
12644 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
12645 TARGET_E500_DOUBLE): Remove.
12646 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
12647 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
12648 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
12649 * config/rs6000/rs6000.c (rs6000_override_options): Use
12650 CHECK_E500_OPTIONS.
12652 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12654 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
12655 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
12656 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
12657 rs6000_emit_cmove): Don't check TARGET_E500.
12658 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
12659 sordered): Don't check TARGET_E500.
12661 2007-01-01 Eric Christopher <echristo@apple.com>
12663 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
12664 HARD_REGISTER_NUM_P.
12666 2007-01-01 Roger Sayle <roger@eyesopen.com>
12668 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
12669 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
12670 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
12673 2007-01-01 Mike Stump <mrs@apple.com>
12675 * configure.ac: Remove support for building with Apple's gcc-3.1.
12677 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12679 PR middle-end/30311
12680 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
12681 REG is a hard register. Do not modify REG before calling
12683 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
12684 multiple of the size of YMODE for certain lowpart cases.
12686 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12688 PR middle-end/30253
12689 * gimplify (voidify_wrapper_expr): Update for
12690 GIMPLE_MODIFY_STMT.
12692 2007-01-01 Andreas Schwab <schwab@suse.de>
12695 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
12696 save of BR0 in extra_spill_size instead of spill_size.
12697 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
12699 (ia64_expand_epilogue): Restore BR0 from its new location.
12701 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12703 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
12704 Use a temporary variable if the left hand side is not a gimple
12707 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12709 * gimplify.c (gimplify_return_expr): Make the temporary variable
12710 for the return expression, a gimple register variable.
12712 2007-01-01 Jan Hubicka <jh@suse.cz>
12714 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
12717 2007-01-01 Mike Stump <mrs@apple.com>
12719 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
12721 * config/darwin.c (machopic_select_rtx_section): Use
12722 HAVE_GAS_LITERAL16.
12723 (darwin_mergeable_constant_section): Likewise.
12724 * configure: Regenerate.
12725 * config.in: Regenerate.
12727 2007-01-01 Jan Hubicka <jh@suse.cz>
12728 Andrew Pinski <pinskia@gmail.com>
12730 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
12731 before starting IPA passes.