1 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
3 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
4 Add the note about a significant loss of accuracy of some
5 mathematical routines when these options are used.
7 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9 * haifa-sched.c (rtx_vec_t): New typedef.
10 (contributes_to_priority_p): Extract piece of priority () into new
12 (priority): Use the function. Add assertion.
13 (rank_for_schedule, set_priorities): Add assertion to check that
14 insn's priority is initialized.
15 (clear_priorities, calc_priorities): Change signature. Make it update
16 all relevant insns. Update all callers ('add_to_speculative_block ()'
17 and 'create_block_check_twin ()').
18 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
19 Add new field 'priority_status'.
20 (INSN_PRIORITY_STATUS): New macro.
21 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
23 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25 * sched-ebb.c (debug_ebb_dependencies): New static function.
26 (init_ready_list): Use it.
28 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
29 with changed signature and 'debug_rgn_dependencies ()'.
30 (debug_rgn_dependencies): New static function.
31 (init_ready_list): Use it.
33 * sched-int.h (debug_dependencies): Declare.
35 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
37 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
39 2007-05-04 Dirk Mueller <dmueller@suse.de>
41 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
43 2007-05-03 Jan Hubicka <jh@suse.cz>
45 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
46 for pointer type in more cases than before.
48 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
50 * tree-object-size.c (plus_expr_object_size): When operand size is
51 unknown, return unknown.
53 2007-05-03 Dirk Mueller <dmueller@suse.de>
55 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
57 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
60 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
62 2007-05-03 Janis Johnson <janis187@us.ibm.com>
64 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
66 2007-05-03 Joseph Myers <joseph@codesourcery.com>
68 * config/soft-fp/double.h, config/soft-fp/extended.h,
69 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
70 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
71 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
72 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
75 2007-05-03 Ian Lance Taylor <iant@google.com>
77 * config/rs6000/rs6000.c (rs6000_override_options): Don't se
78 MASK_PPC_GFXOPT for 8540 or 8548.
80 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
82 * tree-vect-transform.c (vect_update_inits_of_drs): Use
83 vect_print_dump_info() to output debug information.
85 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
88 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
89 operands of size 2 when operand is not MEM_P.
91 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
93 PR tree-optimization/30565
94 * lambda-code.c (perfect_nestify): Fix updating of dominators.
96 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
98 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
99 (umulsi3_highpart): Use them.
100 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
101 for final accumulator to D regisster tranfser.
103 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
105 PR tree-optimization/31699
106 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
108 (vect_enhance_data_refs_alignment): Compute peel amount using
109 TYPE_VECTOR_SUBPARTS instead of vf.
110 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
112 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
115 * system.h: Remove inclusion of double-int.h
116 * tree.h: Include double-int.h
117 * gengtype.c: Likewise
118 * cfgloop.h: Likewise
119 * Makefile.in: Adjust dependencies on double-int.h
121 2007-05-02 Eric Christopher <echristo@apple.com>
123 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
124 -shared to -Zdynamiclib.
126 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
129 * c-common.c (strip_pointer_or_array_types): New function.
130 * c-common.h (strip_pointer_or_array_types): New function declaration.
132 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
134 PR tree-optimization/31771
135 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
137 2007-05-02 Paul Brook <paul@codesourcery.com>
139 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
141 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
144 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
147 2007-05-02 Nick Clifton <nickc@redhat.com>
149 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
151 2007-05-02 Richard Guenther <rguenther@suse.de>
153 PR tree-optimization/31146
154 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
155 argument, single_use_p. If we have a single use that is
156 a conversion to the definition rhs type, propagate that rhs.
157 (forward_propagate_addr_expr): Pass single_use_p argument
158 to forward_propagate_addr_expr_1.
160 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
162 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
165 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
167 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
168 'AMD Family 10 core'.
170 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
172 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
173 and athlon64-sse3 as improved versions of k8, opteron and athlon64
174 with SSE3 instruction set support.
175 * doc/invoke.texi: Likewise.
177 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
179 * config/i386/i386.c (override_options): Tuning 32-byte loop
180 alignment for amdfam10 architecture. Increasing the max loop
181 alignment to 24 bytes.
183 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
185 * config/m68k/constraints.md: New.
186 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
187 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
188 EXTRA_CONSTRAINT): Remove.
189 * config/m68k/m68k.md: Include constraints.md.
190 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
192 2007-05-01 Ian Lance Taylor <iant@google.com>
194 PR tree-optimization/31739
195 * tree-vrp.c (vrp_val_is_max): New static function.
196 (vrp_val_is_min): New static function.
197 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
199 (set_value_range): Use vrp_val_is_{max,min}.
200 (extract_range_from_assert): Likewise.
201 (extract_range_from_binary_expr): Likewise.
202 (extract_range_from_unary_expr): Likewise.
203 (dump_value_range, vrp_meet): Likewise.
204 (vrp_visit_phi_node): Likewise.
205 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
207 2007-05-01 Mark Mitchell <mark@codesourcery.com>
209 * config/i386/gmon-sol2.c (size_t): New type.
210 (intptr_t): Likewise.
211 (s_textsize): Declare as size_t.
213 (monstartup): Use size_t for sizes.
214 (_mcount): Save and restore registers.
215 (internal_mcount): Pass 0 as the first argument to monstartup
217 (moncontrol): Convert pointer to appropriately sized integer
218 before passing to profil.
220 2007-05-01 Joseph Myers <joseph@codesourcery.com>
222 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
223 __NO_FPRS__, not just if _SOFT_DOUBLE.
224 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
225 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
226 also for E500 double.
227 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
228 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
231 2007-05-01 Richard Guenther <rguenther@suse.de>
233 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
236 2007-05-01 Joseph Myers <joseph@codesourcery.com>
238 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
240 2007-05-01 Jan Hubicka <jh@suse.cz>
242 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
245 2007-05-01 Jan Hubicka <jh@suse.cz>
247 * tree.h (maybe_fold_offset_to_component_ref): Remove.
248 (maybe_fold_offset_to_reference): Declare.
249 * fold-const.c (fold_unary): Do not fold
250 (type *)&A into &A->field_of_type_and_offset_0
251 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
252 size is unknown, give up.
253 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
255 (maybe_fold_offset_to_reference): New.
256 (maybe_fold_stmt_indirect): Use it.
257 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
258 * gimplify.c (gimplify_conversion): Canonicalize conversions to
260 (gimplify_expr): Likewise for plus_expr.
262 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
264 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
265 bsi_after_labels. Always insert statements before bsi.
266 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
267 * predict.c (apply_return_prediction): Check for empty blocks.
268 * cfgexpand.c (lab_rtx_for_bb): New variable.
269 (label_rtx_for_bb): Do not create new tree labels.
270 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
271 (tree_expand_cfg): Initialize lab_rtx_for_bb.
272 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
274 (label_for_bb): Add field used.
275 (update_eh_label, main_block_label): Mark the label used.
276 (cleanup_dead_labels): Remove unused labels.
278 2007-05-01 Richard Guenther <rguenther@suse.de>
280 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
281 if it is not about to be set.
282 (get_value_range): Do not pre-allocate equiv bitmap.
283 (update_value_range): No need to clear equiv field.
284 (add_equivalence): Change prototype to get bitmap pointer.
285 Allocate bitmap here if it is not already.
286 (extract_range_from_assert): Do not allocate bitmap here.
287 Update callers to add_equivalence.
288 (extract_range_from_ssa_name): Likewise.
289 (get_vr_for_comparison): New static helper.
290 (compare_name_with_value): Handle NULL equiv bitmap by
291 peeling the first iteration of the comparison loop.
292 Use get_vr_for_comparison.
293 (compare_names): Handle NULL equiv bitmaps by using fake
294 ones. Use get_vr_for_comparison.
296 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
298 * double-int.c (mpz_set_double_int): Moved from
299 tree-ssa-loop-niter.c.
300 (mpz_get_double_int): Likewise; also, add option to wrap
301 out-of-range integers.
302 * double-int.h: New prototypes for above.
303 * tree.c (get_static_type_bounds): Moved from
304 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
305 TYPE_MAX_VALUE if they exist..
306 * tree.h: New prototype for above.
307 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
308 get_type_bounds calls.
309 (mpz_set_double_int): Move to double-int.c.
310 (get_type_bounds): Move to tree.c, rename to
311 get_static_type_bounds.
312 (mpz_to_double_int): Move to double-int.c, rename to
315 2007-04-30 Bob Wilson <bob.wilson@acm.org>
317 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
318 DIV0 exception can fall through to a normal return.
320 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
324 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
325 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
326 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
327 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
328 initialize align to silence bogus warning.
329 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
330 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
332 (struct sra_walk_fns): Remove use_all parameter from use.
333 (sra_hash_tree): Handle BIT_FIELD_REFs.
334 (sra_elt_hash): Don't hash bitfld blocks.
335 (sra_elt_eq): Skip them in parent compares as well. Handle
337 (sra_walk_expr): Don't maintain or pass down use_all_p.
338 (scan_use): Remove use_all parameter.
339 (scalarize_use): Likewise. Re-expand assignment to
340 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
341 output, and re-scalarize after output. Don't mark anything
343 (scalarize_ldst): Adjust.
344 (scalarize_walk_gimple_modify_statement): Likewise.
345 (build_element_name_1): Handle BIT_FIELD_REFs.
346 (instantiate_element): Don't warn for any element whose parent
348 (instantiate_missing_elements_1): Return the sra_elt.
349 (canon_type_for_field): New.
350 (try_instantiate_multiple_fields): New.
351 (instantiate_missing_elemnts): Use them.
352 (mark_no_warning): Removed.
353 (generate_one_element_ref): Handle BIT_FIELD_REFs.
354 (REPLDUP, sra_build_elt_assignment): New.
355 (generate_copy_inout): Use them.
356 (generate_element_copy): Likewise. Handle bitfld differences.
357 (generate_element_zero): Don't recurse for blocks. Use
358 sra_build_elt_assignment.
359 (generate_one_element_int): Take elt instead of var. Use
360 sra_build_elt_assignment.
361 (generate_element_init_1): Adjust.
362 (scalarize_use, scalarize_copy): Use REPLDUP.
363 (scalarize_ldst): Move assert before dereference.
364 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
366 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
369 * tree.c (reconstruct_complex_type): Reconstruct a reference
371 Also use the same mode for the pointer as the old pointer type.
373 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
375 * doc/trouble.texi (Interoperation): Remove note about Ultrix
378 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
380 PR rtl-optimization/31676
381 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
382 (df_refs_record): Call it.
384 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
386 * rtl.def (SS_ABS): New code.
387 * config/bfin/bfin.c (print_operand): New modifier 'v'.
388 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
389 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
390 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
391 (bfin_init_builtins): Define them.
392 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
393 (bfin_expand_builtin): ... and handle the others here.
394 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
395 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
396 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
397 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
398 operand is only HImode.
400 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
402 * regclass.c (scan_one_insn): Remove splitting of
405 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
406 Nigel Stephens <nigel@mips.com>
408 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
410 2007-04-28 Jan Hubicka <jh@suse.cz>
412 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
413 insn_locators_alloc instead of insn_locators_initialize;
414 call reset_block_changes.
415 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
416 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
417 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
418 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
419 * config/score/score.c (th_output_mi_thunk): Likewise.
420 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
421 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
422 tolerate uninitialized locator info.
425 * function.c (init_function_start): Don't init line number info.
426 (expand_function_end): Update.
427 (reset_block_changes, record_block_change, finalize_block_changes,
428 check_block_change, free_block_changes): Kill.
429 * function.h (reset_block_changes, record_block_change,
430 finalize_block_changes, check_block_change, free_block_changes): Remove
432 (struct function): Remove ib_boundaries_block.
433 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
434 Use curr_insn_locator to initialize locator.
435 (emit_line_note): Remove.
436 * cfgexpand.c (expand_gimple_cond_expr): Update.
437 (construct_exit_block): Likewise.
438 (tree_expand_cfg): Initialize/finalize locators.
439 * expr.c (expand_expr_real): Update.
440 * cfglayout.c (line_locators_locs, line_locators_lines,
441 file_locators_locs, file_locators_files): Remove.
442 (set_block_levels): Move to cfgexpand.c.
443 (insn_locators_initialize): Remove.
444 (pass_insn_locators_initialize): Remove.
445 (locations_locators_locs, locations_locators_vals): New static vars.
446 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
448 (insn_locators_alloc, insn_locators_finalize,
449 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
451 (locator_location): New.
452 (locator_line, locator_file): Rewrite.
453 * rtl.h (emit_line_note): Kill.
454 (insn_locators_alloc, insn_locators_finalize,
455 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
457 * tree-inline.c (initialize_cfun): Do not initialize
459 * passes.c (pass_insn_locators_initialize): Remove.
461 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
463 * tree-cfg.c (move_block_to_fn): Release bb from dominance
464 info. Update last_basic_block correctly.
466 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
469 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
470 register itself to hold the offset constant. Tell flow the use
471 of r4 and r5 when they are used.
473 2007-04-27 Richard Guenther <rguenther@suse.de>
475 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
476 if we simplified anything.
477 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
478 warnings until we did a simplification and the stmt was not
479 marked as TREE_NO_WARNING.
481 2007-04-27 Mike Stump <mrs@apple.com>
483 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
485 2007-04-27 Ian Lance Taylor <iant@google.com>
488 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
489 TYPE_MAX_VALUE exist, convert them to the new type.
491 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
493 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
494 if it claims to be available.
495 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
497 (perform_tree_ssa_dce): Always free postdominators.
499 2007-04-27 Richard Henderson <rth@redhat.com>
501 * config/alpha/predicates.md (aligned_memory_operand): Mark
502 as define_special_predicate.
503 (unaligned_memory_operand, normal_memory_operand): Likewise.
504 (reg_or_unaligned_mem_operand): Remove.
505 (any_memory_operand): Match the documentation and check for
506 non-renumbered pseudos during reload.
507 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
508 alpha_secondary_reload_class, update to new interface, make static.
509 Handle CQImode like HImode. Remove FP subreg check.
510 (alpha_expand_mov): Use replace_equiv_address.
511 (alpha_expand_mov_nobwx): Use any_memory_operand.
512 (TARGET_SECONDARY_RELOAD): New.
513 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
514 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
515 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
516 * config/alpha/alpha.md: ... here.
517 (RELOAD12, reloadmode): New.
519 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
520 Don't handle the aligned case here.
521 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
522 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
523 reload_inhi_help. Don't expect a scratch register.
524 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
526 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
528 2007-04-27 Richard Guenther <rguenther@suse.de>
530 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
532 2007-04-27 Richard Guenther <rguenther@suse.de>
534 PR tree-optimization/30965
535 PR tree-optimization/30978
536 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
537 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
538 (find_equivalent_equality_comparison): Likewise.
539 (simplify_cond): Likewise.
540 (get_prop_source_stmt): New helper.
541 (get_prop_dest_stmt): Likewise.
542 (can_propagate_from): Likewise.
543 (remove_prop_source_from_use): Likewise.
544 (combine_cond_expr_cond): Likewise.
545 (forward_propagate_comparison): New function.
546 (forward_propagate_into_cond): Rewrite to use fold for
548 (tree_ssa_forward_propagate_single_use_vars): Call
549 forward_propagate_comparison to propagate comparisons.
551 2007-04-27 Richard Guenther <rguenther@suse.de>
553 PR tree-optimization/31715
554 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
555 sure to do computation on the offset in an appropriate
558 2007-04-27 Richard Sandiford <richard@codesourcery.com>
560 * reload.h (elimination_target_reg_p): Declare.
561 * reload.c (find_reloads): Don't apply the reg_rtx move
562 optimization if the SET_DEST satisfies elimination_target_reg_p.
563 * reload1.c (elimination_target_reg_p): New function.
564 (gen_reload): In the move/add2 fallback, make sure that op0
565 does not overlap the destination register.
567 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
569 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
570 transform only GIMPLE_MODIFY_STMTs.
571 * tree-complex.c (expand_complex_operations_1): Ditto.
572 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
573 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
574 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
576 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
577 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
578 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
579 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
580 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
581 slpeel_add_loop_guard): Ditto.
582 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
583 * lambda-code.c (perfect_nestify): Ditto.
584 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
585 before the first statement.
586 * tree-optimize.c (execute_free_datastructures): Fix comments.
587 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
588 * tree-flow.h (disband_implicit_edges): Declaration removed.
589 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
591 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
593 (disband_implicit_edges, has_label_p): Removed.
594 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
595 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
597 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
599 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
601 * cfgexpand.c (label_rtx_for_bb): New function.
602 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
603 Use label_rtx_for_bb to find the labels.
604 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
605 last block. Detect fallthru edges.
607 2007-04-26 Ian Lance Taylor <iant@google.com>
610 * reload.c (find_reloads_subreg_address): If the address was valid
611 in the original mode but not in the new mode, reload the whole
614 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
616 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
617 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
618 (cleanup_control_expr_graph): Do not invalidate dominance info.
619 Record altered blocks.
620 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
621 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
622 cleanup_tree_cfg_bb): New functions.
623 (remove_forwarder_block): Do not maintain the worklist of blocks.
624 Record altered blocks.
625 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
627 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
628 delete_unreachable_blocks if dominators are not available.
629 * tree-inline.c (optimize_inline_calls): Free dominance information
631 * tree-flow.h (remove_edge_and_dominated_blocks,
632 cfgcleanup_altered_bbs): Altered.
633 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
635 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
637 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
638 do not invalidate dominators.
640 2007-04-26 Anatoly Sokolov <aesok@post.ru>
642 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
643 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
644 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
645 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
647 2007-04-26 Steve Ellcey <sje@cup.hp.com>
649 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
651 2007-04-26 Richard Guenther <rguenther@suse.de>
653 PR tree-optimization/31703
654 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
655 the right type for the target of the bittest.
657 2007-04-26 Richard Sandiford <richard@codesourcery.com>
659 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
660 ix86_sol10_return_in_memory.
662 2007-04-26 Richard Sandiford <richard@codesourcery.com>
664 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
667 2007-04-26 Jakub Jelinek <jakub@redhat.com>
670 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
672 PR tree-optimization/30558
673 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
674 clear this_state.prev_try.
676 2007-04-26 Richard Sandiford <richard@codesourcery.com>
677 Mark Mitchell <mark@codesourcery.com>
679 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
680 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
681 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
683 2007-04-26 Richard Sandiford <richard@codesourcery.com>
686 * doc/invoke.texi (%:print-asm-header): Document.
687 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
689 (static_spec_functions): Add print-asm-header.
690 (main): Print a banner before the --target-help linker options.
691 (print_asm_header_spec_function): New function.
693 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
696 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
697 (movsf_ie): Likewise.
699 2007-04-25 Paolo Carlini <pcarlini@suse.de>
701 * doc/extend.texi ([Type Traits]): Adjust per N2255.
703 2007-04-25 Bob Wilson <bob.wilson@acm.org>
705 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
707 (__umodsi3, __modsi3): Likewise.
709 2007-04-25 Dirk Mueller <dmueller@suse.de>
711 * c-typeck.c (build_compound_expr): Annotate warning()
712 call with OPT_Wunused_value.
713 * tree-ssa.c (warn_uninit): Annotate warning with
715 * c-common.c (handle_sentinel_attribute): Annotate warning
716 call with OPT_Wattributes.
718 2007-04-25 Thiemo Seufer <ths@mips.com>
720 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
722 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
723 on to the assembler. Improve handling of -mno-mips16. Add handling
724 of -mno-mips3d, -mno-dsp, -mno-dspr2.
725 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
726 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
727 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
729 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
732 * config/i386/winnt.c (i386_pe_file_end): Strip only
733 USER_LABEL_PREFIX when writing export name.
735 2007-04-25 Richard Sandiford <richard@codesourcery.com>
737 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
738 sh/elf.h, vx-common.h and vxworks.h.
739 * config/sh/sh.h: Include config/vxworks-dummy.h.
740 (SUBTARGET_OVERRIDE_OPTIONS): Define.
741 (OVERRIDE_OPTIONS): Use it.
742 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
743 (vxworks_picreg): New pattern.
744 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
745 VXWORKS_OS_CPP_BUILTINS.
746 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
747 to their VXWORKS_* equivalents.
748 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
749 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
750 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
751 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
752 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
753 -mrtp/-fPIC multilibs.
754 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
755 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
756 (MULTILIB_OSDIRNAMES): Delete.
758 2007-04-25 Anatoly Sokolov <aesok@post.ru>
761 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
763 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
765 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
766 rounding mode to be specified by the caller.
767 (real_to_mpfr) Likewise.
768 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
769 include new arguments.
770 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
772 2007-04-24 Ian Lance Taylor <iant@google.com>
774 PR tree-optimization/31605
775 * tree-vrp.c (set_value_range): Check that min and max are not
776 both overflow infinities.
777 (set_value_range_to_value): New static function.
778 (extract_range_from_binary_expr): Call set_value_range_to_value.
779 (extract_range_from_cond_expr): Likewise.
780 (extract_range_from_expr): Likewise.
781 (extract_range_from_unary_expr): Likewise. Don't create a range
782 which overflows on both sides.
783 (vrp_meet): Check for a useless range.
784 (vrp_visit_phi_node): If we see a constant which looks like an
785 overflow infinity, turn off the TREE_OVERFLOW flag.
787 2007-04-24 Ian Lance Taylor <iant@google.com>
789 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
791 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
794 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
795 diagnostic message is being built.
796 * tree-pretty-print.c (dump_generic_node): Only write the
797 formatted text into BUFFER's stream if we are not building a
799 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
801 * Makefile.in (toplev.o): Depend on tree-pass.h.
803 2007-04-24 Ian Lance Taylor <iant@google.com>
805 PR tree-optimization/31602
806 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
807 conditionals in the copied loop header.
808 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
809 warnings if TREE_NO_WARNING is set.
810 * doc/invoke.texi (Warning Options): Clarify that
811 -Wstrict-overflow does not warn about loops.
813 2007-04-24 Janis Johnson <janis187@us.ibm.com>
815 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
816 expand on the comment about _Decimal128 arguments and check the
817 integer result of the modulus operation; for 64-bit ELF ABI, ensure
818 that _Decimal128 argument uses even/odd register pair.
819 (function_arg): Ditto.
821 2007-04-24 Hui-May Chang <hm.chang@apple.com>
823 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
824 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
826 2007-04-24 Richard Guenther <rguenther@suse.de>
827 Olga Golovanevsky <olga@il.ibm.com>
829 * fold-const.c (multiple_of_p): Check for bottom
832 2007-04-24 Richard Henderson <rth@redhat.com>
834 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
835 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
836 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
837 looking for non-zero bits shifted out. Avoid a recursive call
838 when constructing the scalar.
839 (__floatundisf): Likewise.
841 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
843 * dwarf2out.c (field_byte_offset): Move the existing logic
844 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
845 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
847 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
850 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
851 argument of 0 for memset.
852 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
853 unsigned shift instead of the signed variant.
855 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
857 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
858 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
859 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
860 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
861 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
862 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
863 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
864 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
865 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
866 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
867 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
868 "mul<mode>3", "div<mode>3"): Insn definitions added.
869 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
870 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
871 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
872 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
873 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
874 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
875 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
876 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
877 TARGET_FLOAT_FORMAT): Macro definitions removed.
878 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
879 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
880 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
881 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
882 (s390_gen_rtx_const_DI): Function removed.
883 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
885 2007-04-24 Richard Sandiford <richard@codesourcery.com>
887 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
888 over an external ffs function.
890 2007-04-24 Chao-ying Fu <fu@mips.com>
891 Richard Sandiford <richard@nildram.co.uk>
893 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
894 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
895 (smadd_widen_optab, umadd_widen_optab): Define.
896 * optabs.c (init_optabs): Initialize smadd_widen_optab and
898 * genopinit.c (optabs): Fill in smadd_widen_optab and
900 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
901 and umadd_widen_optab to implement multiply-add sequences.
902 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
903 (<u>maddsidi4): ...this. Extend condition to include
904 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
905 of operand 0 to "ka" and use the three-operand form of madd<u>
907 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
909 * config/mips/constraints.md (ka): New register constraint.
911 2007-04-24 Jan Hubicka <j@suse.cz>
915 2007-04-23 Jan Hubicka <jh@suse.cz>
916 * function.c (init_function_start): Don't init line number info.
917 (expand_function_end): Update.
918 (reset_block_changes, record_block_change, finalize_block_changes,
919 check_block_change, free_block_changes): Kill.
920 * function.h (reset_block_changes, record_block_change,
921 finalize_block_changes, check_block_change, free_block_changes): Remove
923 (struct function): Remove ib_boundaries_block.
924 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
925 Use curr_insn_locator to initialize locator.
926 (emit_line_note): Remove.
927 * cfgexpand.c (expand_gimple_cond_expr): Update.
928 (construct_exit_block): Likewise.
929 (tree_expand_cfg): Initialize/finalize locators.
930 * expr.c (expand_expr_real): Update.
931 * cfglayout.c (line_locators_locs, line_locators_lines,
932 file_locators_locs, file_locators_files): Remove.
933 (set_block_levels): Move to cfgexpand.c.
934 (insn_locators_initialize): Remove.
935 (pass_insn_locators_initialize): Remove.
936 (locations_locators_locs, locations_locators_vals): New static vars.
937 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
939 (insn_locators_alloc, insn_locators_finalize,
940 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
942 (locator_location): New.
943 (locator_line, locator_file): Rewrite.
944 * rtl.h (emit_line_note): Kill.
945 (insn_locators_alloc, insn_locators_finalize,
946 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
948 * tree-inline.c (initialize_cfun): Do not initialize
950 * passes.c (pass_insn_locators_initialize): Remove.
952 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
954 * doc/invoke.texi: Removed leading '-' from option index entries.
956 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
958 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
960 (create_phi_node): Use set_phi_nodes.
961 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
962 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
963 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
964 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
965 (bsi_start, bsi_last): Use bb_stmt_list.
966 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
967 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
968 Traverse the statements using tsi iterator.
969 * basic-block.h (struct basic_block_def): Fields stmt_list
970 and phi_nodes moved to ...
971 (struct tree_bb_info): ... new structure.
972 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
973 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
974 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
975 (tree_verify_flow_info): Verify that il.tree is not set for
976 entry and exit block.
977 (tree_split_block): Use set_bb_stmt_list.
979 2007-04-23 Mike Stump <mrs@apple.com>
981 * config/i386/i386.c (ix86_tune_features
982 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
985 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
987 * config/i386/i386.md (prefix_extra): New attribute.
988 (length): Add prefix_extra.
990 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
991 (sse2_movntv2di): Likewise.
992 (sse2_cvtps2dq): Likewise.
993 (sse2_cvtpd2pi): Likewise.
994 (sse2_cvttpd2pi): Likewise.
995 (*sse2_cvtpd2ps): Likewise.
996 (*add<mode>3): Likewise.
997 (sse2_ssadd<mode>3): Likewise.
998 (sse2_usadd<mode>3): Likewise.
999 (*sub<mode>3): Likewise.
1000 (sse2_sssub<mode>3): Likewise.
1001 (sse2_ussub<mode>3): Likewise.
1002 (*mulv8hi3): Likewise.
1003 (*smulv8hi3_highpart): Likewise.
1004 (*umulv8hi3_highpart): Likewise.
1005 (sse2_umulv2siv2di3): Likewise.
1006 (sse2_pmaddwd): Likewise.
1007 (ashr<mode>3): Likewise.
1008 (lshr<mode>3): Likewise.
1009 (ashl<mode>3): Likewise.
1010 (sse2_ashlti3): Likewise.
1011 (sse2_lshrti3): Likewise.
1012 (*umaxv16qi3): Likewise.
1013 (*smaxv8hi3): Likewise.
1014 (*uminv16qi3): Likewise.
1015 (*sminv8hi3): Likewise.
1016 (sse2_eq<mode>3): Likewise.
1017 (sse2_gt<mode>3): Likewise.
1018 (*and<mode>3): Likewise.
1019 (sse2_nand<mode>3): Likewise.
1020 (*ior<mode>3): Likewise.
1021 (*xor<mode>3): Likewise.
1022 (sse2_packsswb): Likewise.
1023 (sse2_packssdw): Likewise.
1024 (sse2_packuswb): Likewise.
1025 (sse2_punpckhbw): Likewise.
1026 (sse2_punpcklbw): Likewise.
1027 (sse2_punpckhwd): Likewise.
1028 (sse2_punpcklwd): Likewise.
1029 (sse2_punpckhdq): Likewise.
1030 (sse2_punpckldq): Likewise.
1031 (sse2_punpckhqdq): Likewise.
1032 (sse2_punpcklqdq): Likewise.
1033 (*sse2_pinsrw): Likewise.
1034 (*sse2_pextrw): Likewise.
1035 (sse2_pshufd_1): Likewise.
1036 (sse2_uavgv16qi3): Likewise.
1037 (sse2_uavgv8hi3): Likewise.
1038 (sse2_psadbw): Likewise.
1039 (sse2_pmovmskb): Likewise.
1040 (*sse2_maskmovdqu): Likewise.
1041 (*sse2_maskmovdqu_rex64): Likewise.
1042 (sse4a_extrqi): Likewise.
1043 (sse4a_extrq): Likewise.
1044 (sse3_lddqu): Set prefix_rep.
1045 (sse3_addsubv4sf3): Likewise.
1046 (sse3_haddv4sf3): Likewise.
1047 (sse3_hsubv4sf3): Likewise.
1048 (sse_cvtss2si): Likewise.
1049 (sse_cvtss2si_2): Likewise.
1050 (sse_cvtss2siq): Likewise.
1051 (sse_cvtss2siq_2): Likewise.
1052 (sse_cvttss2si): Likewise.
1053 (sse_cvttss2siq): Likewise.
1054 (sse2_cvttps2dq): Likewise.
1055 (sse3_movshdup): Likewise.
1056 (sse3_movsldup): Likewise.
1057 (sse2_cvtsd2si): Likewise.
1058 (sse2_cvtsd2si_2): Likewise.
1059 (sse2_cvtsd2siq): Likewise.
1060 (sse2_cvtsd2siq_2): Likewise.
1061 (sse2_cvttsd2si): Likewise.
1062 (sse2_cvttsd2siq): Likewise.
1063 (*sse2_cvtpd2dq): Likewise.
1064 (*sse2_cvttpd2dq): Likewise.
1065 (sse2_pshuflw_1): Likewise.
1066 (sse2_pshufhw_1): Likewise.
1067 (sse4a_insertqi): Likewise.
1068 (sse4a_insertq): Likewise.
1069 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1070 (ssse3_phadddv4si3): Likewise.
1071 (ssse3_phaddswv8hi3): Likewise.
1072 (ssse3_phsubwv8hi3): Likewise.
1073 (ssse3_phsubdv4si3): Likewise.
1074 (ssse3_phsubswv8hi3): Likewise.
1075 (ssse3_pmaddubswv8hi3): Likewise.
1076 (ssse3_pmulhrswv8hi3): Likewise.
1077 (ssse3_pshufbv16qi3): Likewise.
1078 (ssse3_psign<mode>3): Likewise.
1079 (ssse3_palignrti): Likewise.
1080 (abs<mode>2): Likewise.
1081 (ssse3_phaddwv4hi3): Set prefix_extra.
1082 (ssse3_phadddv2si3): Likewise.
1083 (ssse3_phaddswv4hi3): Likewise.
1084 (ssse3_phsubwv4hi3): Likewise.
1085 (ssse3_phsubdv2si3): Likewise.
1086 (ssse3_phsubswv4hi3): Likewise.
1087 (ssse3_pmaddubswv4hi3): Likewise.
1088 (ssse3_pmulhrswv4hi3): Likewise.
1089 (ssse3_pshufbv8qi3): Likewise.
1090 (ssse3_psign<mode>3): Likewise.
1091 (ssse3_palignrdi): Likewise.
1092 (abs<mode>2): Likewise.
1093 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1094 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1095 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1097 2007-04-23 Nick Clifton <nickc@redhat.com>
1099 * params.def: Fix formatting of emacs local variables.
1101 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1103 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1104 move if inter-unit move isn't allowed.
1105 Don't split moving the first element of V2DI to DI to inter-unit
1106 move if inter-unit move isn't allowed.
1108 2007-04-23 Richard Guenther <rguenther@suse.de>
1110 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1111 and CDI_POST_DOMINATORS separately.
1113 2007-04-23 Nick Clifton <nickc@redhat.com>
1115 * c.opt (Wformat-contains-nul): Add warning attribute.
1117 2007-04-23 Jan Hubicka <jh@suse.cz>
1119 * function.c (init_function_start): Don't init line number info.
1120 (expand_function_end): Update.
1121 (reset_block_changes, record_block_change, finalize_block_changes,
1122 check_block_change, free_block_changes): Kill.
1123 * function.h (reset_block_changes, record_block_change,
1124 finalize_block_changes, check_block_change, free_block_changes): Remove
1126 (struct function): Remove ib_boundaries_block.
1127 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1128 Use curr_insn_locator to initialize locator.
1129 (emit_line_note): Remove.
1130 * cfgexpand.c (expand_gimple_cond_expr): Update.
1131 (construct_exit_block): Likewise.
1132 (tree_expand_cfg): Initialize/finalize locators.
1133 * expr.c (expand_expr_real): Update.
1134 * cfglayout.c (line_locators_locs, line_locators_lines,
1135 file_locators_locs, file_locators_files): Remove.
1136 (set_block_levels): Move to cfgexpand.c.
1137 (insn_locators_initialize): Remove.
1138 (pass_insn_locators_initialize): Remove.
1139 (locations_locators_locs, locations_locators_vals): New static vars.
1140 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1142 (insn_locators_alloc, insn_locators_finalize,
1143 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1145 (locator_location): New.
1146 (locator_line, locator_file): Rewrite.
1147 * rtl.h (emit_line_note): Kill.
1148 (insn_locators_alloc, insn_locators_finalize,
1149 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1151 * tree-inline.c (initialize_cfun): Do not initialize
1152 ib_boundaries_block.
1153 * passes.c (pass_insn_locators_initialize): Remove.
1155 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1158 * expr.c (reduce_to_bit_field_precision): Handle
1161 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
1163 PR tree-optimization/24659
1164 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
1165 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
1166 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
1167 * genopinit.c (optabs): Rename vec_pack_mod_optab
1168 to vec_pack_trunc_optab.
1169 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
1170 early for scalar floating point operands for NOP_EXPR.
1171 (vectorizable_type_promotion): Ditto.
1172 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
1173 vec_pack_trunc_optab.
1174 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
1176 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
1177 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
1178 Rename from VEC_PACK_MOD_EXPR.
1179 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
1180 * expr.c (expand_expr_real_1): Ditto.
1181 * tree-inline.c (estimate_num_insns_1): Ditto.
1182 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1184 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
1185 (vec_unpacks_lo_v4sf): Ditto.
1186 (vec_pack_trunc_v2df): Ditto.
1187 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
1188 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1189 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
1191 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
1193 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1195 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
1196 Rename from VEC_PACK_MOD_EXPR. This expression also represent
1197 packing of floating point operands.
1198 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
1199 represent unpacking of floating point operands.
1200 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
1201 [vec_unpacks_hi]: Ditto.
1202 [vec_unpacks_lo]: Ditto.
1204 2007-04-22 Jan Hubicka <jh@suse.cz>
1206 * final.c (rest_of_handle_final): Call
1207 targetm.asm_out.constructor/targetm.asm_out.destructor
1208 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
1209 proper priority via decl_*_priority_insert.
1210 * c-common.c (c_expand_body): Likewise.
1212 2007-04-22 Richard Guenther <rguenther@suse.de>
1214 PR tree-optimization/29789
1215 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
1216 (rewrite_reciprocal): New helper split out from
1217 determine_invariantness_stmt.
1218 (rewrite_bittest): Likewise.
1219 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
1220 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
1223 2007-04-22 Revital Eres <eres@il.ibm.com>
1225 * loop-unroll.c (var_to_expand): New field to support also
1226 insns of the form x = something + x.
1227 (analyze_insn_to_expand_var): Use it.
1228 (expand_var_during_unrolling): Likewise.
1230 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1232 * predict.c: Include pointer-set.h.
1233 (bb_predictions): New variable.
1234 (tree_predicted_by_p, tree_predict_edge,
1235 remove_predictions_associated_with_edge): Use bb_predictions map
1236 instead of bb->predictions.
1237 (clear_bb_predictions, assert_is_empty): New functions.
1238 (combine_predictions_for_bb): Use bb_predictions map. Call
1239 clear_bb_predictions.
1240 (tree_estimate_probability): Create and free bb_predictions map.
1241 * Makefile.in (predict.o): Add pointer-set.h dependency.
1242 * basic-block.h (struct basic_block_def): Remove predictions
1244 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
1246 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1249 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
1252 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1254 * timevar.c (timevar_print): Change reference of --disable-checking to
1255 --enable-checking=release. Also warn if assert checking is disabled.
1257 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1260 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
1261 decl as addressable if the compound literal was marked as
1263 Mark the decl as a gimple register if it is a complex or
1264 vector decl and does not live in memory.
1266 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1268 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
1269 (GENERIC_NEXT): New function macro.
1270 (PHI_CHAIN): Use phi_node's new chain variable.
1271 (tree_phi_node): Change tree_common to tree_base
1272 and add the chain field.
1273 * tree-phinodes.c (make_phi_node): Don't set
1274 TREE_TYPE on the new node.
1275 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
1276 instead of checking GIMPLE_TUPLE_P in chain_next.
1277 * tree-vect-transform.c
1278 (get_initial_def_for_induction): Look at
1279 PHI_RESULT_TREE for the type of the phi node.
1280 (update_vuses_to_preheader): Use PHI_CHAIN
1281 instead of TREE_CHAIN on the phi node.
1282 * tree-ssa-structalias.c (compute_points_to_sets):
1284 (ipa_pta_execute): Likewise.
1286 2007-04-21 Richard Guenther <rguenther@suse.de>
1289 * fold-const.c (fold_unary): Call fold_convert_const on the
1292 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
1294 * gcse.c (store_killed_in_insn): Handle PARALLELs.
1295 (store_killed_in_pat): New.
1297 2007-04-20 Richard Henderson <rth@redhat.com>
1300 * config/i386/i386.c (type_has_variadic_args_p): Look for any
1301 TREE_LIST with a void_type_node value, not void_list_node exactly.
1303 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
1305 * doc/standards.texi: Re-arrange into language-specific
1306 subsections. Add a C++ section, documenting which standards we
1309 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1311 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
1312 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
1314 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
1316 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
1317 ecrti.o and crtbegin.o.
1318 (LIB_DEFAULT_SPEC): Include -lc.
1319 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
1321 2007-04-20 Richard Henderson <rth@redhat.com>
1324 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
1325 argument; update all callers.
1326 (get_unaligned_offset): New.
1327 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
1328 get_unaligned_address, just pass on the address directly.
1329 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
1330 the subreg in the helper patterns.
1331 (unaligned_extendqidi_le): Use get_unaligned_offset.
1332 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
1333 (unaligned_extendhidi_be): Likewise.
1334 (unaligned_extendhidi): Tidy.
1335 * config/alpha/alpha-protos.h: Update.
1337 2007-04-20 Richard Henderson <rth@redhat.com>
1339 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
1340 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1341 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
1342 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1343 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1344 (CPP_SPEC): Don't include %(cpp_subtarget).
1345 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
1346 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1347 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
1349 2007-04-20 Jakub Jelinek <jakub@redhat.com>
1351 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
1352 for __builtin_ia32_cmpordss.
1354 PR tree-optimization/31632
1355 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1356 and arg1 for optimizations of comparison against min/max values.
1357 Fold arg0 to arg1's type for optimizations of comparison against
1358 min+1 and max-1 values.
1360 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
1362 * reload.c (combine_reloads): When trying to use a dying register,
1363 check whether it's uninitialized and don't use if so.
1365 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
1367 * fold-const.c: Remove prototypes for native_encode_expr and
1368 native_interpret_expr.
1369 (native_encode_expr): Make non-static.
1370 (native_interpret_expr): Likewise.
1371 * tree.h: Add prototypes for the above.
1373 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1375 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
1376 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
1377 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
1378 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
1379 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
1380 Add length attributes.
1382 2007-04-19 Janis Johnson <janis187@us.ibm.com>
1384 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
1387 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
1388 __STDC_WANT_DEC_FP__.
1390 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1392 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
1393 for long double compatibility.
1394 * configure: Regenerate.
1396 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1398 PR rtl-optimization/29841
1399 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
1401 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
1402 that may cause control flow transfer from being moved.
1404 2007-04-18 Jan Hubicka <jh@suse.cz>
1406 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
1409 2007-04-18 Eric Christopher <echristo@apple.com>
1411 * config/rs6000/darwin.md (load_macho_picbase): Use link register
1412 only. Update operands.
1413 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
1414 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
1415 link register to pic register.
1417 2007-04-18 Dirk Mueller <dmueller@suse.de>
1420 * tree-vrp.c (search_for_addr_array): New.
1421 (check_array_bounds): Suppress warning about
1422 address taken of array refs if its not de-referenced.
1424 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1426 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
1427 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
1429 * tree-vectorizer.h (NITERS_KNOWN_P): New.
1430 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
1431 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
1433 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1435 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
1437 (vect_analyze_scalar_cycles): Fix indentation.
1438 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
1439 (vect_mark_relevant): Include phis in relevance analysis.
1441 * tree-vect-transform.c (vect_transform_loop): Add an assert.
1443 2007-04-18 Anatoly Sokolov <aesok@post.ru>
1445 * config/avr/avr.c (ptrreg_to_str): Replace error() with
1446 output_operand_lossage().
1448 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1450 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
1451 the unused code for reduction without adjust-in-epilog to simplify the
1454 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
1456 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
1457 (S390_TDC_NEGATIVE_ZERO): New constant.
1458 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
1459 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
1460 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
1461 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
1462 (S390_TDC_POSITIVE_INFINITY): New constant.
1463 (S390_TDC_NEGATIVE_INFINITY): New constant.
1464 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
1465 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
1466 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
1467 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
1468 (S390_TDC_INFINITY): New constant.
1469 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
1470 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
1471 optimization for UNSPEC_CCZ_TO_INT.
1472 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
1473 ("*ccz_to_int"): New insn.
1474 ("isinf<mode>2"): New insn.
1475 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
1476 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
1477 (UNSPEC_CCZ_TO_INT): New constant.
1479 2007-04-18 Richard Guenther <rguenther@suse.de>
1481 PR tree-optimization/19431
1482 PR tree-optimization/21463
1483 * tree-pass.h (pass_phiprop): Declare.
1484 * passes.c (init_optimization_passes): New phiprop pass.
1485 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
1486 (phivn_valid_p): New helper function.
1487 (phiprop_insert_phi): Likewise.
1488 (propagate_with_phi): Likewise.
1489 (tree_ssa_phiprop): New propagator propagating loads
1490 through phi nodes if profitable.
1492 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1494 * tree-vect-analyze.c (process_use): New function.
1495 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
1496 Check phis in all bbs.
1497 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
1500 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1502 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
1505 2007-04-17 Anatoly Sokolov <aesok@post.ru>
1508 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1511 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
1513 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1515 (sse_vmmulv4sf3): Likewise.
1516 (sse2_vmaddv2df3): Likewise.
1517 (sse2_vmmulv2df3): Likewise.
1519 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
1521 PR rtl-optimization/31360
1522 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
1523 (target_reg_cost): New.
1524 (init_set_costs): Initialize target_reg_cost. Add comments
1525 regarding the rationale of the costs.
1526 (global_cost_for_size): Renamed to...
1527 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
1528 of register pressure.
1529 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
1530 estimate_reg_pressure_cost. Add number of ivs.
1531 (determine_set_costs): Dump target_reg_cost.
1532 * loop-invariant.c (gain_for_invariant): Use
1533 estimate_reg_pressure_cost. Removed n_inv_uses argument.
1534 (best_gain_for_invariant, find_invariants_to_move): Remove
1536 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
1537 (target_reg_cost): Declare.
1538 (global_cost_for_size): Declaration removed.
1539 (estimate_reg_pressure_cost): Declare.
1541 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
1543 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
1544 regnos into even/odd register pairs.
1545 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
1546 TDmode similar to the other floating point modes.
1547 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
1548 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
1550 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
1551 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
1552 (movdd_hardfloat64): Use TARGET_MFPGPR.
1554 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
1556 * reload1.c (delete_output_reload): Don't count output in n_inherited.
1559 2005-01-05 Richard Henderson <rth@redhat.com>
1561 * reload1.c (do_input_reload): Restrict the optimization deleteing
1562 a previous output reload to RELOAD_FOR_INPUT.
1564 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
1566 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
1567 induc_vec_info_type.
1568 (vectorizable_induction): New function declaration.
1569 * tree-vect-transform.c (get_initial_def_for_induction): No need to
1570 check if already vectorized. Find first place in BB where new stmts
1571 can be inserted. Takes only one argument.
1572 (vectorizable_induction): New function.
1573 (vect_transform_stmt): Add case for induc_vec_info_type to call
1574 vectorizable_induction.
1575 (vect_transform_loop): Consider phis for vectorization.
1576 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
1578 (analyze_operations): Call vectorizable_induction when analyzing phis.
1580 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
1581 (vect_mark_relevant): Include phis in relevance analysis.
1582 (vect_mark_stmts_to_be_vectorize): Likewise.
1583 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
1585 2007-04-16 Lawrence Crowl <crowl@google.com>
1587 * doc/invoke.texi (Debugging Options): Add documentation for the
1588 -femit-struct-debug options -femit-struct-debug-baseonly,
1589 -femit-struct-debug-reduced, and
1590 -femit-struct-debug-detailed[=...].
1592 * c-opts.c (c_common_handle_option): Add
1593 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
1594 and OPT_femit_struct_debug_detailed_.
1595 * c.opt: Add specifications for
1596 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
1597 and -femit-struct-debug-detailed[=...].
1598 * opts.c (set_struct_debug_option): Parse the
1599 -femit-struct-debug-... options.
1600 * opts.c (matches_main_base, main_input_basename,
1601 main_input_baselength, base_of_path, matches_main_base): Add
1602 variables and functions to compare header base name to compilation
1604 * opts.c (should_emit_struct_debug): Add to determine to emit a
1605 structure based on the option.
1606 (dump_struct_debug) Also disabled function to debug this
1608 * opts.c (handle_options): Save the base name of the
1611 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
1612 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
1613 This hook indicates if a type is generic. Set it by default
1615 * langhooks.h (struct lang_hooks_for_types): Add a new hook
1616 to determine if a struct type is generic or not.
1617 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
1618 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
1619 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
1622 * flags.h (enum debug_info_usage): Add an enumeration to describe
1623 a program's use of a structure type.
1624 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
1625 to indicate the program's usage of the type. Filter structs based
1626 on the -femit-struct-debug-... specification.
1627 (gen_type_die): Split into two routines, gen_type_die and
1628 gen_type_die_with_usage. gen_type_die is now a wrapper
1629 that assumes direct usage.
1630 (gen_type_die_with_usage): Replace calls to gen_type_die
1631 with gen_type_die_with_usage adding the program usage of
1632 the referenced type.
1633 (dwarf2out_imported_module_or_decl): Suppress struct debug
1634 information using should_emit_struct_debug when appropriate.
1636 2007-04-16 Ian Lance Taylor <iant@google.com>
1638 PR tree-optimization/31522
1639 * tree-vrp.c (vr_phi_edge_counts): New static variable.
1640 (vrp_initialize): Allocate vr_phi_edge_counts.
1641 (vrp_visit_phi_node): Don't push to infinity if we saw a new
1642 executable edge. Drop test for all constants.
1643 (vrp_finalize): Free vrp_phi_edge_counts.
1645 * doc/cpp.texi (Common Predefined Macros): Clarify description of
1646 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1648 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
1649 predecessors at head rather than tail.
1651 2007-04-16 Matthias Klose <doko@debian.org>
1653 * config/alpha/linux.h (CPP_SPEC): Define.
1654 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
1656 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
1658 * function.h: Remove sequence_stack extern declaration.
1660 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1662 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
1664 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
1667 2007-04-16 Anatoly Sokolov <aesok@post.ru>
1669 * config/avr/avr.c (avr_arch_types): Rearranging array.
1670 (enum avr_arch): Add.
1671 (avr_mcu_types): Use avr_arch enumeration constants instead of
1673 * config/avr/avr.h (LINK_SPEC): Simplify.
1675 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1677 * config/m68k/m68k.c (m68k_libcall_value,
1678 m68k_function_value): Use macros for register names more.
1680 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
1682 (M68K_REGNAME): Use A6_REG.
1683 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
1685 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1688 * sched-int.h (struct deps): Split field 'pending_lists_length' into
1689 'pending_read_list_length' and 'pending_write_list_length'. Update
1691 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
1692 to handle two length counters instead of one. Update all uses.
1693 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
1694 two length counters instead of one.
1695 * sched-rgn.c (propagate_deps): Update to handle two length counters
1698 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
1701 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
1702 copy of source, pass it to ix86_expand_vector_set and return
1705 2007-04-16 David Ung <davidu@mips.com>
1706 Joseph Myers <joseph@codesourcery.com>
1708 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
1709 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
1710 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1711 Add 74K processor information.
1712 * config/mips/mips.md: Include 74k.md.
1713 (cpu): Add 74kc,74kf,74kx.
1714 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
1715 * config/mips/74k.md: New.
1716 * doc/invoke.texi (MIPS Options): Document 74K support.
1718 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
1720 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
1721 vectorizable_* functions.
1722 * tree-vect-transform.c (vectorizable_call): Add check for
1723 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
1724 (vectorizable_store): likewise.
1725 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
1727 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1728 (vectorizable_type_promotion, vectorizable_load): Likewise.
1729 (vectorizable_live_operation, vectorizable_condition): Likewise.
1730 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
1732 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
1734 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1736 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
1737 register numbers more.
1738 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
1739 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
1740 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
1741 FUNCTION_VALUE_REGNO_P): Likewise.
1742 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
1743 STATIC_CHAIN_REGNUM): Likewise.
1744 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
1745 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
1746 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
1747 * config/m68k/m68k.md (FP_REG): New.
1749 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1751 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
1754 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1756 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
1757 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
1760 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1762 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
1765 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1768 * c-decl.c (finish_decl): Grab the type of the decl after the call
1769 to store_init_value.
1771 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
1773 * common.opt (fforward-propagate): Fix "Optimization" annotation.
1775 2007-04-14 Jakub Jelinek <jakub@redhat.com>
1778 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
1779 post dominators and cleanup cfg before returning.
1781 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
1783 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
1784 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
1786 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
1788 * config.gcc: Recognize fido.
1789 * config/m68k/m68k-devices.def (fidoa): New.
1790 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
1792 (FL_FIDOA, TARGET_FIDOA): New.
1793 * config/m68k/m68k.opt (mfidoa): New.
1795 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1798 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
1799 when a personality function is used.
1801 2007-04-13 Bob Wilson <bob.wilson@acm.org>
1803 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
1805 2007-04-13 Mike Stump <mrs@apple.com>
1807 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
1809 * config/darwin.opt (fapple-kext): Make C++ only.
1810 * config/darwin.c (darwin_override_options): Remove code to ensure
1811 -fapple-kext is given for C++ only.
1813 2007-04-13 Richard Sandiford <richard@codesourcery.com>
1815 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
1816 * config/mips/mips.c (override_options): Call
1817 SUBTARGET_OVERRIDE_OPTIONS, if defined.
1819 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1821 * config/i386/i386.opt (msvr3-shlib): Removed.
1823 * doc/invoke.texi: Remove -msvr3-shlib.
1825 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1827 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
1828 with "popcnt" instruction.
1830 2007-04-13 Richard Guenther <rguenther@suse.de>
1832 PR tree-optimization/21258
1833 * tree-vrp.c (compare_case_labels): New helper.
1834 (find_switch_asserts): New function.
1835 (find_assert_locations): Call it for SWITCH_EXPRs.
1837 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
1839 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
1840 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
1841 check is now implied in X87_FLOAT_MODE_P.
1842 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1843 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1844 (fix_trunc<mode>_i386_fisttp): Ditto.
1845 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1846 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1847 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1848 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1849 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1850 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1851 (unnamed_splitters): Ditto.
1852 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
1853 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
1854 FIRST_SSE_REG for local functions when SSE math is enabled or
1855 for functions with sseregparm attribute.
1856 (standard_80387_constant_p): Return -1 if mode is not
1858 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
1859 (ix86_expand_compare): Ditto.
1860 (ix86_expand_carry_flag_compare): Ditto.
1861 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
1862 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
1863 DECIMAL_FLOAT_MODE_P.
1864 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
1865 of SCALAR_FLOAT_MODE_P.
1866 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
1867 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
1868 checks before FLOAT_MODE_P.
1869 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
1870 before FLOAT_MODE_P.
1875 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
1877 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
1878 Charles Wilson <libtool@cwilson.fastmail.fm>
1880 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
1881 (libgcc.mvars): Don't depend on them.
1882 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
1883 * exec-tool.in: New.
1885 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
1887 * doc/invoke.text (--help): Document --help=common.
1889 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
1891 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
1893 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1895 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
1896 * genemit.c (main): Emit #include "integrate.h".
1897 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
1898 (LOADGP_RTP): New mips_loadgp_style.
1899 * config/mips/mips.h: Include config/vxworks-dummy.h.
1900 (TARGET_RTP_PIC): New macro.
1901 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
1902 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
1903 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
1905 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
1906 -mvxworks-pic when using -mrtp and a PIC option.
1907 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
1909 (mips_symbolic_constant_p, mips_symbolic_address_p)
1910 (mips_symbol_insns): Handle SYMBOL_HALF.
1911 (override_options): Warn about -G and -mrtp being used together.
1912 Initialize mips_lo_relocs[SYMBOL_HALF].
1913 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
1914 (mips_emit_loadgp): Handle LOADGP_RTP.
1915 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
1916 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
1917 (tablejump): Handle function-relative case table entries if
1919 * config/mips/predicates.md (symbol_ref_operand): New predicate.
1921 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1923 * config/mips/mips.md (load_call<mode>): Allow any general register.
1925 (sibcall_value_internal, sibcall_value_multiple_internal)
1926 (call_value_internal, call_value_split, call_value_multiple_internal)
1927 (call_value_multiple_split): Remove constraints from operand 0.
1929 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1931 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
1932 rather than loadgp_noshared.
1933 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
1934 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
1936 * config/mips/mips.md (loadgp): Rename to...
1937 (loadgp_newabi): ...this.
1938 (loadgp_noshared): Rename to...
1939 (loadgp_absolute): ...this.
1941 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1943 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
1944 false for locally-binding symbols.
1945 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
1947 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1949 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
1950 (SYMBOL_GOT_PAGE_OFST): ...this.
1951 (SYMBOL_GOT_GLOBAL): Rename to...
1952 (SYMBOL_GOT_DISP): ...this.
1953 (SYMBOL_GOTOFF_GLOBAL): Rename to...
1954 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
1955 * config/mips/mips.c (mips_global_symbol_p): New function.
1956 (mips_symbol_binds_local_p): Likewise.
1957 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
1958 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
1959 and mips_symbol_binds_local_p.
1960 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
1961 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
1962 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
1964 (mips_ok_for_lazy_binding_p): New function.
1965 (mips_load_call_address, mips_expand_call): Use it.
1966 (mips_dangerous_for_la25_p): Likewise.
1967 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
1968 (*got_disp<mode>): Use got_disp_operand instead of
1969 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
1970 SYMBOL_GOTOFF_GLOBAL.
1971 (*got_page<mode>): Use got_page_ofst_operand instead of
1973 * config/mips/predicates.md (const_call_insn_operand): Use
1974 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
1975 (global_got_operand): Rename to...
1976 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
1978 (local_got_operand): Rename to...
1979 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
1980 of SYMBOL_GOT_LOCAL.
1982 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1984 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
1985 TARGET_CALL_CLOBBERED_GP.
1986 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1987 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
1988 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
1989 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
1990 of TARGET_ABICALLS && !TARGET_NEWABI.
1991 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1992 * config/mips/mips.c (mips_load_call_address): Check
1993 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
1994 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
1995 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
1996 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
1997 TARGET_ABICALLS && TARGET_NEWABI.
1998 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2000 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2001 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2002 TARGET_ABICALLS && TARGET_NEWABI.
2003 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2004 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2005 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2006 whether indirect calls must use $25.
2007 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2009 * config/mips/mips.md (jal_macro): Check flag_pic and
2010 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2011 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2012 instead of TARGET_ABICALLS.
2013 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2014 TARGET_ABICALLS && TARGET_OLDABI.
2015 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2016 (sibcall): In the comment above the define_insn, mention
2017 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2018 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2019 instead of TARGET_ABICALLS.
2021 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2023 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2024 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2025 (MACFLAGS_MATCH_P): New macro.
2026 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2027 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2028 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2029 the other MACFLAG constants.
2030 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2031 (flag_machi): Tighten constraints. Renumber some of the operands.
2032 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2034 (flag_machi_parts_acconly): New pattern.
2035 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2037 (flag_macinit1hi): Tighten constraints.
2038 (flag_mul_macv2hi_parts_acconly): New pattern.
2040 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2041 Use a more efficient implementation.
2042 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2043 inline sequences when not optimizing for size.
2045 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2046 movhi_high2low): Delete, merge functionality into...
2047 (packv2hi): ... this pattern.
2049 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2050 * config/bfin/bfin.opt (msim): New option.
2051 (mcpu=): New option.
2052 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2053 (bfin_cpu_t): Typedef of enum bfin_cpu.
2054 (bfin_cpu_type): New declaration.
2055 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2056 -msim and -mcpu= options.
2057 (LIB_SPEC): Likewise.
2058 * config/bfin/bfin.c (bfin_cpu_type): Define.
2059 (bfin_handle_option): Handle -mcpu= option.
2060 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2061 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2062 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2064 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2066 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2067 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2068 (powerpc-wrs-vxworksae): Use ${tm_file}.
2069 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2070 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2071 * config/i386/vx-common.h: New file.
2073 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2075 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2078 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2080 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2083 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2087 * c-common.c (c_build_qualified_type): Set canonical type
2090 2007-04-12 Richard Guenther <rguenther@suse.de>
2092 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2093 lower bound and element size if lower bound is not zero
2094 or either of the ARRAY_REF operands is set.
2096 2007-04-12 Richard Guenther <rguenther@suse.de>
2098 PR tree-optimization/24689
2099 PR tree-optimization/31307
2100 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2102 * gimplify.c (canonicalize_addr_expr): To be consistent with
2103 gimplify_compound_lval only set operands two and three of
2104 ARRAY_REFs if they are not gimple_min_invariant. This makes
2105 it never at this place.
2106 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2108 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2110 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2111 null before emitting a .nsubspa directive.
2113 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2115 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2116 need_to_partition_p if there are no memory statements in the
2119 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2121 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2122 (gcd_of_steps_may_divide_p): New function.
2123 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2125 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2127 * reload.c (find_reloads_toplev, find_reloads_address,
2128 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2129 not a pointer equality test, to decide if we need to call
2130 push_reg_equiv_alt_mem.
2132 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2134 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2135 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2136 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2138 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2140 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
2141 vector to be positive.
2143 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2147 * doc/invoke.texi: Document --params max-aliased-vops and
2149 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
2150 debug_memory_partitions): Move to tree-flow.h
2151 * params.h (AVG_ALIASED_VOPS): Define.
2152 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
2154 (mp_info_t): Likewise.
2155 (get_mem_sym_stats_for): New.
2156 (set_memory_partition): Move from tree-flow-inline.h.
2157 (mark_non_addressable): Only clear the set of symbols for the
2158 partition if it exists.
2159 (dump_memory_partitions): Move from tree-ssa-operands.c
2160 (debug_memory_partitions): Likewise.
2161 (need_to_partition_p): New.
2162 (dump_mem_ref_stats): New.
2163 (debug_mem_ref_stats): New.
2164 (dump_mem_sym_stats): New.
2165 (debug_mem_sym_stats): New.
2166 (update_mem_sym_stats_from_stmt): New.
2167 (compare_mp_info_entries): New.
2168 (mp_info_cmp): Call it.
2169 (sort_mp_info): Change argument to a list of mem_sym_stats_t
2171 (get_mpt_for): Move from tree-ssa-operands.c.
2172 (find_partition_for): New.
2173 (create_partition_for): Remove.
2174 (estimate_vop_reduction): New.
2175 (update_reference_counts): New.
2176 (build_mp_info): New.
2177 (compute_memory_partitions): Refactor.
2178 Document new heuristic.
2179 Call build_mp_info, update_reference_counts,
2180 find_partition_for and estimate_vop_reduction.
2181 (compute_may_aliases): Populate virtual operands before
2182 calling debugging dumps.
2183 (delete_mem_sym_stats): New.
2184 (delete_mem_ref_stats): New.
2185 (init_mem_ref_stats): New.
2186 (init_alias_info): Call it.
2187 (maybe_create_global_var): Remove alias_info argument.
2188 Get number of call sites and number of pure/const call sites
2189 from gimple_mem_ref_stats().
2190 (dump_alias_info): Call dump_memory_partitions first.
2191 (dump_points_to_info_for): Show how many times a pointer has
2193 * opts.c (decode_options): For -O2 set --param
2194 max-aliased-vops to 500.
2195 For -O3 set --param max-aliased-vops to 1000 and --param
2196 avg-aliased-vops to 3.
2197 * fortran/options.c (gfc_init_options): Remove assignment to
2199 * tree-flow-inline.h (gimple_mem_ref_stats): New.
2200 * tree-dfa.c (dump_variable): Dump memory reference
2202 Dump NO_ALIAS* settings.
2203 (referenced_var_lookup): Tidy.
2204 (mem_sym_stats): New.
2205 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
2206 and ORIG are different SSA names for a memory partition.
2207 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
2208 * tree-flow.h (struct mem_sym_stats_d): Define.
2209 (mem_sym_stats_t): Define.
2210 (struct mem_ref_stats_d): Define.
2211 (struct gimple_df): Add field mem_ref_stats.
2212 (enum noalias_state): Define.
2213 (struct var_ann_d): Add bitfield noalias_state.
2214 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
2215 debug_mem_ref_stats, debug_memory_partitions,
2216 debug_mem_sym_stats): Declare.
2217 * tree-ssa-structalias.c (update_alias_info): Update call
2218 sites, pure/const call sites and asm sites in structure
2219 returned by gimple_mem_ref_stats.
2220 Remove local variable IS_POTENTIAL_DEREF.
2221 Increase NUM_DEREFS if the memory expression is a potential
2223 Call update_mem_sym_stats_from_stmt.
2224 If the memory references memory, call
2225 update_mem_sym_stats_from_stmt for all the direct memory
2226 symbol references found.
2227 (intra_create_variable_infos): Set noalias_state field for
2228 pointer arguments according to the value of
2229 flag_argument_noalias.
2230 * tree-ssa-structalias.h (struct alias_info): Remove fields
2231 num_calls_found and num_pure_const_calls_found.
2232 (update_mem_sym_stats_from_stmt): Declare.
2233 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
2234 Set default value to 100.
2235 (PARAM_AVG_ALIASED_VOPS): Define.
2237 2007-04-11 Richard Guenther <rguenther@suse.de>
2240 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
2241 a * -b + c as c - a * b if we honor sign dependent rounding.
2243 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2245 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
2247 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
2248 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
2250 (initialize_trampoline): Don't use old-style function definition.
2251 (bfin_secondary_reload): Mark IN_P argument as unused.
2253 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
2255 PR tree-optimization/31343
2256 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
2257 (build_polynomial_chrec): Return a scalar when the evolution is zero.
2258 * testsuite/gcc.dg/vect/pr31343.c: New.
2260 2007-04-10 Eric Christopher <echristo@apple.com>
2262 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
2263 * config/i386/i386.md (*cmpfp0): Use.
2264 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2265 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2266 (fix_trunc<mode>_i386_fisttp): Ditto.
2267 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2268 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2269 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2270 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2271 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2272 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2273 (unnamed_splitters): Ditto.
2274 * config/i386/i386.c (output_fix_trunc): Assert that
2275 we're not being passed a TFmode operand.
2277 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
2279 PR tree-optimization/31526
2280 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
2281 n_basic_blocks to find newly added blocks.
2283 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
2285 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
2287 (fix_trunc<mode>si_sse): Ditto.
2288 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
2289 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
2290 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
2291 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
2292 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
2293 expander using SSEMODEF mode macro.
2294 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
2295 expander using SSEMODEF mode macro.
2296 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
2297 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
2298 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
2299 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
2300 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
2301 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
2302 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
2303 Macroize insn using X87MODEF mode macro.
2305 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
2307 * config/i386/sse.md (sse2_pinsrw): Removed.
2308 (sse2_pextrw): Renamed to ...
2309 (*sse2_pextrw): This.
2311 2007-04-09 Jan Hubicka <jh@suse.cz>
2314 * config/i386/sse.md
2315 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
2316 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
2317 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
2318 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
2320 2007-04-09 Jan Hubicka <jh@suse.cz>
2322 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
2323 multiple fields of union.
2325 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
2327 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
2328 (create_preheaders): Check that loops are available.
2329 (fix_loop_structure): Clean up, improve comments.
2330 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
2331 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
2333 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
2334 * predict.c (tree_estimate_probability): Do not call
2335 calculate_dominance_info. Call create_preheaders.
2336 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
2337 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
2339 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
2340 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
2341 * tree-cfg.c (tree_split_edge): Make an assert more precise.
2342 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
2345 2007-04-08 Jan Hubicka <jh@suse.cz>
2347 * tree.h (maybe_fold_offset_to_component_ref): Declare.
2348 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
2349 * fold-const.c (fold_unary): Use it.
2351 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2353 * varasm.c (assemble_variable): Remove call to
2354 lang_hooks.decls.prepare_assemble_variable.
2355 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
2356 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
2357 * langhooks.h (lang_hooks_for_decls): Remove
2358 prepare_assemble_variable.
2360 2007-04-08 Mike Stump <mrs@apple.com>
2362 * config/i386/i386.c: Use inc/dec on Core2.
2364 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
2366 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
2367 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2368 lhd_tree_inlining_end_inlining): Remove.
2369 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
2370 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
2372 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
2373 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2374 lhd_tree_inlining_end_inlining): Remove prototypes.
2375 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
2376 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
2377 LANG_HOOKS_TREE_INLINING_START_INLINING,
2378 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
2380 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
2383 2007-04-08 Anatoly Sokolov <aesok@post.ru>
2386 * config/avr/predicates.md (io_address_operand): Delete predicate.
2387 (low_io_address_operand): Don't use 'mode' argument.
2388 (higth_io_address_operand): Rename ...
2389 (high_io_address_operand): ... to this. Don't use 'mode' argument.
2390 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
2393 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
2395 Revert change removing staticp.
2397 2007-04-07 Anatoly Sokolov <aesok@post.ru>
2400 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
2403 2007-04-07 Bruce Korb <bkorb@gnu.org>
2405 * c.opt: Add -Wformat-contains-nul.
2406 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
2408 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
2409 the NUL byte warning.
2411 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
2413 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
2415 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2417 * tree.c (staticp): No longer use staticp langhook.
2418 * langhooks.c (lhd_staticp): Removed.
2419 * langhooks.h (struct lang_hooks): Remove staticp.
2420 * c-common.c (c_staticp): Remove.
2421 * c-common.h (c_staticp): Ditto.
2422 * langhooks-defs.h (lhd_staticp): Ditto.
2423 (LHD_HOOKS_STATICP): Ditto
2424 * tree.h (gcc_assert_lowered): New macro.
2426 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2428 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
2429 argument "reliable".
2430 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
2431 Add argument "reliable". Propagate it through calls.
2432 (infer_loop_bounds_from_undefined): Derive number of iterations
2433 estimates from references in blocks that do not dominate loop latch.
2434 (gcov_type_to_double_int): New function.
2435 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
2436 and expected_loop_iterations_unbounded.
2437 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
2438 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
2439 * tree-data-ref.c (estimated_loop_iterations): Export.
2440 (get_references_in_stmt): Fix -- do not return addresses of local
2442 * cfgloop.h (expected_loop_iterations_unbounded,
2443 estimated_loop_iterations): Declare.
2445 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2447 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2449 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2451 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
2452 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
2453 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
2454 Use output_387_reg_move().
2455 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
2456 expander using X87MODEF12 mode macro.
2457 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
2458 choosing register preferences. Use output_387_reg_move().
2459 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
2460 instead of "x". Use output_387_reg_move().
2461 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
2462 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
2463 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
2464 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
2465 Use output_387_reg_move().
2466 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
2468 (*truncxf?f_i387 splitter): Ditto.
2470 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2472 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2473 LANG_HOOKS_SAFE_FROM_P.
2474 * expr.c (safe_from_p): Remove langhook call.
2475 * langhooks.h (lang_hooks): Remove safe_from_p.
2476 (lhd_safe_from_p): Remove prototype.
2477 * langhooks.c (lhd_safe_from_p): Remove.
2479 2007-04-06 Jan Hubicka <jh@suse.cz>
2481 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2484 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2486 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
2487 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
2488 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
2489 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
2491 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
2492 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
2494 2007-04-05 Richard Henderson <rth@redhat.com>
2496 * config/alpha/alpha.c (print_operand) [+]: Remove.
2497 (alpha_end_function): Print nop if call at end of function.
2498 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
2499 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
2500 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
2501 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
2502 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
2503 the call pattern. Update peepholes to match.
2505 2007-04-05 Janis Johnson <janis187@us.ibm.com>
2507 * doc/extend.texi (Other Builtins): Add decimal float variants
2509 * builtins.def: Ditto.
2510 * builtins.c (expand_builtin): Ditto.
2512 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
2513 H.J. Lu <hongjiu.lu@intel.com>
2516 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
2517 of V8HImode when calling ix86_binary_operator_ok.
2518 (sse2_pmaddwd): Call ix86_binary_operator_ok.
2519 (sdot_prodv8hi): Operands 1 and 2 must be register.
2521 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2523 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2524 initialize align to silence bogus warning.
2526 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2529 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2531 (struct sra_walk_fns): Remove use_all parameter from use.
2532 (sra_hash_tree): Handle BIT_FIELD_REFs.
2533 (sra_elt_hash): Don't hash bitfld blocks.
2534 (sra_elt_eq): Skip them in parent compares as well. Handle
2536 (sra_walk_expr): Don't maintain or pass down use_all_p.
2537 (scan_use): Remove use_all parameter.
2538 (scalarize_use): Likewise. Re-expand assignment to
2539 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2540 output, and re-scalarize after output. Don't mark anything
2542 (scalarize_ldst): Adjust.
2543 (scalarize_walk_gimple_modify_statement): Likewise.
2544 (build_element_name_1): Handle BIT_FIELD_REFs.
2545 (instantiate_element): Don't warn for any element whose parent
2547 (instantiate_missing_elements_1): Return the sra_elt.
2548 (canon_type_for_field): New.
2549 (try_instantiate_multiple_fields): New.
2550 (instantiate_missing_elemnts): Use them.
2551 (mark_no_warning): Removed.
2552 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2553 (REPLDUP, sra_build_elt_assignment): New.
2554 (generate_copy_inout): Use them.
2555 (generate_element_copy): Likewise. Handle bitfld differences.
2556 (generate_element_zero): Don't recurse for blocks. Use
2557 sra_build_elt_assignment.
2558 (generate_one_element_int): Take elt instead of var. Use
2559 sra_build_elt_assignment.
2560 (generate_element_init_1): Adjust.
2561 (scalarize_use, scalarize_copy): Use REPLDUP.
2562 (scalarize_ldst): Move assert before dereference.
2563 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2565 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2567 * regmove.c: Fix unused variable warnings due to previous commit.
2569 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2571 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
2572 (regmove_bb_head): Remove.
2573 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
2574 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
2575 problems with fixup_match_1.
2576 Don't initialize/free regmove_bb_head.
2578 (reg_is_remote_constant_p): If an insn is in the same basic block
2579 but not before INSN, consider it remote, too.
2581 2007-04-05 Anatoly Sokolov <aesok@post.ru>
2584 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
2585 DECL_ASSEMBLER_NAME, not the DECL_NAME.
2587 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
2589 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
2590 (CONDITIONAL_REGISTER_USAGE): Likewise.
2592 2007-04-04 Richard Henderson <rth@redhat.com>
2594 * config/alpha/lib1funcs.asm: Remove unused file.
2596 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2599 * opts.c (print_specific_help): Fix --help=<language>
2601 (common_handle_option): Support --help=common.
2603 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2606 * gcc.c (main): Do not run the linker if
2607 print_subprocess_help indicates that it shouldn't be
2610 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2613 * doc/invoke.texi (--help=): Document <languages> value, fix
2614 formatting in tables of values.
2616 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
2618 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
2619 dllimport attribute of virtual methods.
2621 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
2623 * config/score/crti.asm: Change _bss_start to __bss_start.
2624 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
2625 (OUTGOING_REG_PARM_STACK_SPACE) update.
2626 * config/score/score.opt: add options to make backend support
2627 score5, score5u, score7 and score7d.
2628 * config/score/score.md: Likewise.
2629 * config/score/misc.md: Likewise.
2630 * config/score/mac.md: Likewise.
2631 * doc/invoke.texi: Likewise.
2632 * doc/md.texi: update constraints define.
2634 2007-04-03 Richard Henderson <rth@redhat.com>
2636 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
2637 an appropriate type, use the mode instead.
2639 2007-04-03 Richard Sandiford <richard@codesourcery.com>
2641 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
2642 Set the default --with-arch setting to mips2.
2643 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
2644 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2645 (MULTILIB_OSDIRNAMES): Delete.
2646 (MULTILIB_DIRNAMES): Define.
2647 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
2648 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
2649 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
2650 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
2651 VXWORKS_OS_CPP_BUILTINS.
2652 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
2653 (MIPS_DEBUGGING_INFO): Undefine.
2654 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
2656 2007-04-03 Jakub Jelinek <jakub@redhat.com>
2659 * fold-const.c (native_encode_real): Encode real.c provided longs
2660 as a series of 32-bit native integers.
2661 (native_interpret_real): Interpret buffer as a series of 32-bit
2664 2007-04-03 Richard Guenther <rguenther@suse.de>
2666 * genpreds.c (write_insn_constraint_len): Write function
2667 optimized for CONSTRAINT_LEN implementation.
2668 (write_tm_preds_h): Output insn_constraint_len inline and
2669 use it for CONSTRAINT_LEN.
2670 (write_insn_preds_c): Don't output insn_constraint_len.
2671 * doc/md.texi (define_register_constraint): Document multi-letter
2672 constraints shall have the same length if they start with the same
2675 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2678 * config/i386/i386.md (isinf<mode>2): Expand only when
2679 TARGET_C99_FUNCTIONS is set.
2681 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2683 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
2684 (x86_64-*-linux*): Ditto.
2685 * config/i386/i386.opt (mpc): New option.
2686 * config/i386/i386.c (overrride_options): Handle
2687 ix87_precision_string.
2688 * config/i386/crtprec.c: New file.
2689 * config/i386/t-crtpc: Ditto.
2690 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
2692 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
2693 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2694 crtprec32.o, crtprec64.o and crtprec80.o.
2696 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
2698 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
2700 2007-04-02 Eric Christopher <echristo@apple.com>
2702 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
2703 limitations on darwin.
2705 2007-04-02 Anatoly Sokolov <aesok@post.ru>
2708 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
2710 2007-04-02 Dave Korn <dave.korn@artimi.com>
2712 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
2714 2007-04-02 Dave Korn <dave.korn@artimi.com>
2716 * libgcc2.h (exception_descriptor): Don't forward-declare.
2717 (__get_eh_table_language, __get_eh_table_version): Delete
2718 prototypes of long-dead functions.
2720 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
2722 * ebitmap.h: New file
2723 * ebitmap.c: New file
2724 * Makefile.in (ebitmap.o): New target.
2726 2007-04-01 Jan Hubicka <jh@suse.cz>
2728 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
2729 before very first instruction.
2731 2007-04-01 Jan Hubicka <jh@suse.cz>
2733 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
2734 waring on 64bit hosts.
2735 * bitmap.h: Fix typo in bitmap_head_def.
2737 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
2739 PR rtl-optimization/31391
2740 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
2741 into a DELETED_LABEL note, and the label is in an empty basic
2742 block, update BB_END as well as BB_HEAD.
2744 2007-04-01 Richard Henderson <rth@redhat.com>
2746 PR tree-optimization/31169
2747 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
2748 to varying if the range is outside [0, prec-1].
2750 2007-04-01 Richard Sandiford <richard@codesourcery.com>
2753 * config/mips/mips.md (load_const_gp): New insn.
2754 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
2755 the MIPS16 GP pseudo register if no_new_pseudos.
2756 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
2758 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2761 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
2763 (call_value): Likewise.
2765 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
2766 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2769 * doc/invoke.texi: (optimization options): Reword description
2770 of -ffast-math. Document its primary purpose.
2772 2007-03-31 Richard Guenther <rguenther@suse.de>
2774 * omp-low.c (splay-tree.h): Include.
2775 (lookup_decl): Replace splay-tree usage by pointer-map.
2776 (maybe_lookup_decl): Likewise.
2777 (new_omp_context): Likewise.
2778 (delete_omp_context): Likewise.
2779 * gimplify.c (splay-tree.h): Include.
2780 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
2782 (remap_ssa_name): Likewise.
2783 (remap_decl): Likewise.
2784 (remap_type_1): Likewise.
2785 (remap_type): Likewise.
2786 (copy_body_r): Likewise.
2787 (expand_call_inline): Likewise.
2788 (clone_body): Likewise.
2789 (copy_tree_r): Likewise.
2790 (remap_save_expr): Likewise.
2791 (unsave_r): Likewise.
2792 (unsave_expr_now): Likewise.
2793 (tree_function_versioning): Likewise.
2794 (build_duplicate_type): Likewise.
2795 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
2796 (struct copy_body_data): Replace splay-tree by pointer-map.
2797 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
2798 not $(SPLAY_TREE_H).
2799 (gimplify.o): Depend on $(SPLAY_TREE_H).
2800 (omp-low.p): Likewise.
2802 2007-03-31 Anatoly Sokolov <aesok@post.ru>
2804 * config/avr/predicates.md (even_register_operand,
2805 odd_register_operand): New predicates.
2806 * config/avr/avr.md (movw peephole2): New.
2807 (movw_r peephole2): New.
2809 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
2811 * tree.h (get_signed_or_unsigned_type): New.
2812 * fold-const.c (operand_equal_for_comparison_p): Use
2813 get_signed_or_unsigned_type instead of
2814 lang_hooks.types.signed_or_unsigned_type.
2815 * expr.c (store_expr): Ditto.
2816 * langhooks.c (get_signed_or_unsigned_type): New.
2817 (lhd_signed_or_unsigned_type): New.
2818 * langhooks.h (lhd_signed_or_unsigned_type): New.
2819 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
2821 2007-03-30 Richard Henderson <rth@redhat.com>
2823 * tree-ssa-loop-ivopts.c: Include target.h.
2824 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
2825 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
2826 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
2827 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
2829 2007-03-30 Richard Henderson <rth@redhat.com>
2830 Kai Tietz <kai.tietz@onevision.com>
2832 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
2834 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
2835 (TARGET_64BIT_MS_ABI): New.
2836 (DBX_REGISTER_NUMBER): Handle 64-bit.
2837 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
2838 (LONG_TYPE_SIZE): Force to 32.
2839 (REG_PARM_STACK_SPACE): New.
2840 (OUTGOING_REG_PARM_STACK_SPACE): New.
2841 (REGPARM_MAX, SSE_REGPARM_MAX): New.
2842 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
2843 (STACK_BOUNDARY): Use 128 for 64-bit.
2844 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
2845 Add 64-bit implementation.
2846 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
2848 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
2849 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
2850 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
2851 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
2852 (ix86_handle_cconv_attribute): Don't warn when ignoring if
2853 TARGET_64BIT_MS_ABI.
2854 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
2855 (ix86_pass_by_reference): Likewise.
2856 (ix86_function_value_regno_p): Likewise.
2857 (ix86_build_builtin_va_list): Likewise.
2858 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2859 (function_arg_advance_ms_64): New.
2860 (function_arg_advance): Call it.
2861 (function_arg_ms_64): New.
2862 (function_arg): Call it.
2863 (function_value_ms_64): New.
2864 (ix86_function_value_1): Call it.
2865 (return_in_memory_ms_64): New.
2866 (ix86_return_in_memory): Call it.
2867 (setup_incoming_varargs_ms_64): New.
2868 (ix86_setup_incoming_varargs): Call it.
2869 (ix86_expand_prologue): Handle 64-bit stack probing.
2870 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
2871 (output_pic_addr_const): Likewise.
2872 (x86_this_parameter): Likewise.
2873 (x86_output_mi_thunk): Likewise.
2874 (x86_function_profiler): Likewise.
2875 (TARGET_STRICT_ARGUMENT_NAMING): New.
2876 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
2877 (TARGET_64BIT_MS_ABI): New.
2878 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
2879 * config/i386/i386.md (allocate_stack_worker): Remove.
2880 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
2881 describe the clobber of eax without a match_scratch.
2882 (allocate_stack_worker_postreload): Remove.
2883 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
2884 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
2885 (allocate_stack_worker_rex64_postreload): Remove.
2886 (allocate_stack): Handle 64-bit.
2887 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
2888 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
2889 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
2890 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
2891 (STANDARD_STARTFILE_PREFIX_1): Likewise.
2892 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
2893 * config.build (x86_64-*-mingw*): New host.
2894 * config.host (x86_64-*-mingw*): New host.
2895 * config.gcc (x86_64-*-mingw*): New target.
2896 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
2898 2007-03-30 Richard Henderson <rth@redhat.com>
2899 Kai Tietz <kai.tietz@onevision.com>
2901 * c-pragma.c (struct def_pragma_macro_value): New.
2902 (struct def_pragma_macro): New.
2903 (pushed_macro_table): New.
2904 (dpm_hash, dpm_eq): New.
2905 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
2906 (init_pragma): Install them.
2907 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
2909 2007-03-30 Anatoly Sokolov <aesok@post.ru>
2911 * config/avr/avr.c (avr_override_options): Clear
2912 'flag_delete_null_pointer_checks'.
2914 2007-03-30 Paolo Carlini <pcarlini@suse.de>
2917 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
2918 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
2919 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
2920 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
2921 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
2922 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
2923 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
2925 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
2927 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
2929 * regmove.c: Move all of pass_stack_adjustments from here...
2930 * combine-stack-adj.c: ...to this new file.
2931 * Makefile.in: Add rules for combine-stack-adj.o.
2933 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
2935 PR tree-optimization/31383
2936 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
2937 to have the same length.
2939 2007-03-30 Jan Hubicka <jh@suse.cz>
2942 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
2943 availablility; add more sanity checking; ask varpool only about
2946 2007-03-29 Richard Henderson <rth@redhat.com>
2948 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
2949 to decide, but __SIZEOF_LONG_LONG__.
2951 2007-03-29 Richard Henderson <rth@redhat.com>
2953 * emutls.c (struct __emutls_array): New.
2954 (emutls_destroy): Use it instead of casting element 0 from void*.
2955 (__emutls_get_address): Likewise.
2957 2007-03-29 Richard Henderson <rth@redhat.com>
2959 * varasm.c (initializer_constant_valid_p): Don't deny
2960 DECL_DLLIMPORT_P on functions.
2962 * config/i386/cygming.h: Remove function declarations.
2963 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
2964 (ASM_OUTPUT_LABELREF): Remove.
2965 (COMMON_ASM_OP): Remove.
2966 (ASM_OUTPUT_COMMON): Remove.
2967 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
2968 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
2969 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2970 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
2971 Rename from TARGET_ENCODE_SECTION_INFO.
2972 * config/i386/netware.h: Likewise.
2973 * config/i386/i386-protos.h: Update.
2974 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
2975 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
2976 (legitimate_constant_p): Reject dllimports.
2977 (dllimport_map, get_dllimport_decl): New.
2978 (legitimize_dllimport_symbol): New.
2979 (legitimize_address, ix86_expand_move): Use it.
2980 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
2981 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
2982 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
2983 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
2984 * config/i386/predicates.md (constant_call_address_operand): Only
2985 accept symbols; reject dllimport_p symbols.
2986 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
2987 i386_pe_maybe_record_exported_symbol.
2988 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
2989 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
2990 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
2991 trust the setting of DECL_DLLIMPORT_P.
2992 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
2993 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
2994 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
2995 tidy the argument scanning loop.
2996 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
2997 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
2998 (i386_pe_strip_name_encoding): Remove.
2999 (i386_pe_binds_local_p): New.
3000 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3001 (i386_pe_output_labelref): Remove.
3002 (i386_pe_asm_output_aligned_decl_common): New.
3003 (i386_pe_maybe_record_exported_symbol): Rename from
3004 i386_pe_record_exported_symbol; check for dllexported symbols.
3006 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3008 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3009 add comment explaining why vsnprintf cannot be used.
3011 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3013 PR tree-optimization/30666
3014 * tree.c (build_complex_type): When creating type names for DWARF2
3015 debug info, create TYPE_DECLs for TYPE_NAME instead of
3017 (build_common_tree_nodes_2): Use build_complex_type when building
3018 predefined complex types, to preserve canonical types.
3020 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3022 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3023 (noce_get_alt_condition): Look at it to determine whether to
3024 reverse the condition or not.
3025 (noce_get_condition): Substitute the truth for lies.
3026 (noce_find_if_block): Set the then_else_reversed field.
3028 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3030 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3031 destination of this insn.
3032 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3033 than calling gen_rtx_SET directly. Use r0 to hold the value of
3034 'address + 4' rather than a stack based temporary which can be
3037 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3039 * config/s390/s390.c (s390_secondary_input_reload_class,
3040 s390_secondary_output_reload_class): Functions removed.
3041 (s390_secondary_reload): New function.
3042 (TARGET_SECONDARY_RELOAD): Target macro defined.
3043 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3044 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3045 * config/s390/s390.md ("reload_outti", "reload_outdi",
3046 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3047 "reload_out<mode>"): Expanders removed.
3048 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3049 "reload<mode>_nonoffmem_out"): Expanders added.
3051 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3053 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3054 SRC->DEST replacement failed anyway.
3056 2007-03-28 Mike Stump <mrs@apple.com>
3058 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3059 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3060 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3062 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3064 * config.gcc: Accept barcelona as a variant of amdfam10.
3065 * config/i386/i386.c (override_options): Likewise.
3066 * doc/invoke.texi: Likewise.
3068 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3070 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3071 offsets for BIT_FIELD_REF and COMPONENT_REF.
3073 2007-03-28 Richard Guenther <rguenther@suse.de>
3075 * tree.c (is_global_var): Move ...
3076 * tree-flow-inline.h (is_global_var): ... here.
3077 * tree.h (is_global_var): Remove declaration.
3079 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3081 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3083 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3084 * config/i386/i386.c (ix86_tune_features): Initialize new
3086 * config/i386/predicates.md (promotable_binary_operator): Use
3087 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3089 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3092 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3094 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3096 * config/fr30/fr30.md (movsi_internal): Change destination
3097 constraint from m to V and add m to the end.
3099 2007-03-28 Christian Bruel <christian.bruel@st.com>
3101 * config/sh/sh.md (movsi_i): Fix type attribute.
3103 2007-03-28 Christian Bruel <christian.bruel@st.com>
3105 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3106 (movsf_ie): Likewise.
3108 2007-03-28 Christian Bruel <christian.bruel@st.com>
3110 * config.gcc: Add sh4-300 to multilib.
3111 * config/sh/t-mlib-sh4-300: New file.
3113 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3115 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3116 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3118 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3119 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3120 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3121 "fixuns_trunctddi2"): Whitespace fix.
3123 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3125 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3126 the definition of struct sh_args.
3127 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3128 CALL_COOKIE_INT_REG_GET): Likewise.
3130 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3132 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3133 transformations are applied successfully.
3135 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3137 * tree.c (tree_contains_struct): Permit 512 tree codes.
3138 * tree.h (tree_contains_struct): Ditto.
3139 (MAX_TREE_CODES): Ditto.
3140 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
3141 SPARE member to store remaining padding bits.
3143 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3145 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
3148 2007-03-27 Janis Johnson <janis187@us.ibm.com>
3150 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
3151 * configure: Regenerate.
3153 * configure: Regenerate using the correct version of autoconf.
3155 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3157 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
3159 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
3160 regs to "__SP_L__" and "__SP_H__".
3162 2007-03-27 Richard Guenther <rguenther@suse.de>
3164 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
3165 computations with it with a HOST_WIDE_INT variable.
3167 2007-03-26 Mike Stump <mrs@apple.com>
3169 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
3170 objective-c-header, objective-c++-header and objc++-cpp-output
3172 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3174 2007-03-26 Richard Henderson <rth@redhat.com>
3177 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
3178 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
3179 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
3180 IX86_BUILTIN_PSRLQ128): New.
3181 (ix86_init_mmx_sse_builtins): Add them.
3182 (ix86_expand_builtin): Expand them.
3183 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
3184 operand 2 be TImode.
3185 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
3186 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3187 _mm_srli_epi64): Mark __B const.
3188 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
3189 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
3190 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
3191 new two-vector shift builtins.
3193 2007-03-26 Ian Lance Taylor <iant@google.com>
3195 PR tree-optimization/31345
3196 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
3197 [+INF, +INF(OVF)] into VARYING.
3199 2007-03-26 Zack Weinberg <zackw@panix.com>
3201 * gengtype-parse.c: New file.
3202 * gengtype-yacc.y: Delete.
3203 * gengtype-lex.l: Don't include gengtype-yacc.h.
3204 Define YY_DECL and yyterminate appropriately for recursive
3205 descent parser. yylval is now a string out-parameter to yylex.
3206 (HWS, EOID): New shorthand.
3207 (IWORD): Add a couple more types.
3208 (yylex): Add a setup stanza. Remove the complex rules for
3209 detecting GTY'ed types and typedefs; replace with simple
3210 keyword detectors. Adjust everything for the changed
3211 definition of yylval. Ignore all pp-directives, not just #define.
3213 (parse_file): Rename yybegin; do not call yyparse.
3215 * gengtype.c (xasprintf): Export again.
3216 (this_file): New. Use everywhere __FILE__ was being used.
3217 (get_lang_bitmap): Special case types defined in gengtype.c.
3218 (do_typedef, new_structure): Suppress definition of certain types.
3219 (new_structure): Improve diagnostics of duplicate definitions.
3220 Make sure location_s is associated with input.h.
3221 (nreverse_pairs, define_location_structures): New functions.
3222 (main): Improve tagging of kludge types. Remove old kludges
3223 for input.h types; use define_location_structures.
3224 * gengtype.h: Update prototypes. Define token codes here.
3225 * Makefile.in: Remove all references to gengtype-yacc.
3226 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
3228 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
3229 add GTY((skip)) to the field that's only conditionally there.
3230 * doc/install.texi: Document that Bison is no longer required
3231 unless building treelang.
3233 * gengtype.c: Don't include gtyp-gen.h.
3234 (srcdir): Declare here.
3235 (base_files, lang_dir_names): Allocate dynamically.
3236 (gt_files, num_gt_files, num_lang_dirs): New globals.
3237 (measure_input_list, read_input_line, read_input_list)
3238 (set_lang_bitmap): New functions.
3239 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
3240 simplify, relying on read_input_list to set up the bitmaps.
3241 (main): Arguments are no longer unused. Check for correct number
3242 of command line arguments, set srcdir and srcdir_len, then call
3243 read_input_list, before doing anything else. No need to worry
3244 about duplicates in main loop.
3245 * configure.ac: Simplify the calculation of all_gtfiles.
3246 Put language tags in there. Don't set or substitute
3247 all_gtfiles_files_langs or all_gtfiles_files_frags.
3248 * Makefile.in: Revamp the way gengtype is invoked, now that it
3249 takes a file on its command line with a much simpler format.
3250 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
3251 (GTFILES): Remove duplicates and C source files.
3252 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
3253 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
3254 * configure: Regenerate.
3256 * gengtype.h: Remove all type definitions to gengtype.c; leave
3257 only definitions of options_p, type_p, and pair_p as opaque
3258 pointers. Update prototypes.
3259 * gengtype.c: Many type definitions moved here from gengtype.h.
3260 Consolidate type definitions at the top of the file.
3261 (xvasprintf): Delete.
3262 (xasprintf): Make static.
3263 (create_nested_pointer_option): Add 'next' parameter.
3264 (create_field_all, create_field_at): New functions.
3265 (create_field): Now a thin wrapper around create_field_all.
3266 (create_optional_field): Rename create_optional_field_ and add
3267 line argument. Original name is now a macro which supplies
3269 (oprintf): Use vsnprintf directly.
3270 (close_output_files): Use fatal rather than perror/exit.
3271 (note_def_vec, note_def_vec_alloc): Use create_field_at.
3272 (main): Set progname. Don't use exit.
3273 * gengtype-yacc.y (struct_fields): Use create_field_at.
3274 (option, optionseqopt): Delete.
3275 (optionseq): Consolidate productions from option here so we
3276 can use the first argument to create_option.
3278 * gengtype-lex.l: Distinguish unions from structures in the
3279 token type. Don't call find_structure; return the tag as a string.
3280 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
3281 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
3282 Reorganize typedef_struct production accordingly.
3283 Use create_nested_ptr_option.
3284 * gengtype.c (create_nested_ptr_option): New function.
3285 * gengtype.h: Declare it.
3287 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
3288 (string_type): Don't declare.
3289 (do_scalar_typedef): Declare.
3290 (create_scalar_type): Update prototype.
3291 * gengtype.c (string_type): Make static.
3292 (scalar_nonchar, scalar_char): New.
3293 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
3294 (resolve_typedef): Use scalar_nonchar for error recovery.
3295 (create_scalar_type): Remove name_len field. Return scalar_char
3296 or scalar_nonchar as appropriate.
3297 (adjust_field_type): Look at scalar_is_char boolean to decide whether
3299 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
3301 (main): Initialize scalar_char and scalar_nonchar before calling
3303 * gengtype-lex.l: Adjust for removal of second argument to
3304 create_scalar_type. Use yylval.s instead of yylval.t when
3306 * gengtype-yacc.y: Type of SCALAR is string. Call
3307 create_scalar_type from type:SCALAR rule. Adjust for removal of
3308 second argument to create_scalar_type.
3310 * vec.h: Remove all #if IN_GENGTYPE blocks.
3311 Add comment saying that changes may require adjustments to gengtype.
3312 * gengtype.c: Don't include coretypes.h or tm.h.
3313 Add comment to inclusion of errors.h.
3314 (note_def_vec, note_def_vec_alloc): New functions.
3315 * gengtype.h: Declare new functions.
3316 * gengtype-lex.l: Don't include coretypes.h.
3317 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
3319 (update_lineno): Remove unnecessary prototype.
3320 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
3321 (VEC rule): Just return VEC_TOKEN.
3322 * gengtype-yacc.y (VEC_TOKEN): New token type.
3323 (type): Add a production for VEC(a,b).
3324 * Makefile.in: Update dependencies.
3326 * gengtype-lex.l: Remove rules for parsing pointer-to-function
3327 typedefs that use the old PARAMS macro.
3329 * gengtype-lex.l: Remove all rules and states relating to yacc
3331 * gengtype-yacc.y: Similarly.
3332 * gengtype.c (note_yacc_type): Delete function.
3333 * gengtype.h: Update prototypes.
3335 2007-03-26 Joseph Myers <joseph@codesourcery.com>
3337 * tree-pretty-print.c (dump_generic_node): Report precision of
3338 unnamed integer types.
3340 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
3342 * ifcvt.c (noce_try_store_flag_constants): Don't check
3343 no_new_pseudos here.
3344 (noce_try_store_flag_constants): Don't check no_new_pseudos.
3345 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
3346 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
3347 noce_try_sign_mask): Likewise.
3348 (if_convert): Check no_new_pseudos here.
3350 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
3352 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
3353 (noce_get_condition): Handle new then_else_reversed argument.
3354 (noce_init_if_info): Remove, fold into noce_find_if_block.
3355 (noce_process_if_block): Take a struct noce_if_info as the
3356 argument. Don't set up one based on ce_if_info. Update pointer
3357 references accordingly.
3358 (cond_move_process_if_block): Likewise.
3359 (process_if_block): Removed.
3360 (find_if_block): Removed. Move functionality two new functions,
3361 noce_find_if_block and cond_exec_find_if_block.
3362 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
3363 blocks and the symmetric IF-ELSE-JOIN case.
3364 (cond_exec_find_if_block): Also new function mostly based on old
3365 find_if_block and process_if_block.
3366 (find_if_header): Replace find_if_block call with separately
3367 guarded calls to noce_find_if_block and cond_exec_find_if_block.
3368 (find_cond_trap): Update noce_get_condition call.
3369 (dead_or_predicable): Likewise.
3371 2007-03-26 Jakub Jelinek <jakub@redhat.com>
3373 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
3375 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
3376 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
3377 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
3378 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
3379 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
3380 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
3381 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
3382 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
3383 __builtin_ia32_psrad128 builtins.
3385 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
3387 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
3388 * config/i386/constraints.md
3389 (define_constraint "I"): Use IN_RANGE macro.
3390 (define_constraint "J"): Ditto.
3391 (define_constraint "K"): Ditto.
3392 (define_constraint "M"): Ditto.
3393 (define_constraint "N"): Ditto.
3394 (define_constraint "O"): Ditto.
3395 * config/i386/predicates.md
3396 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
3397 (define_predicate "const_0_to_3_operand"): Ditto.
3398 (define_predicate "const_0_to_7_operand"): Ditto.
3399 (define_predicate "const_0_to_15_operand"): Ditto.
3400 (define_predicate "const_0_to_63_operand"): Ditto.
3401 (define_predicate "const_0_to_255_operand"): Ditto.
3402 (define_predicate "const_1_to_31_operand"): Ditto.
3403 (define_predicate "const_2_to_3_operand"): Ditto.
3404 (define_predicate "const_4_to_7_operand"): Ditto.
3406 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3408 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
3409 in SImode for save_world.
3410 * config/rs6000/altivec.md (save_world, restore_world): Convert to
3413 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
3415 PR tree-optimization/30784
3416 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
3419 2007-03-25 Revital Eres <eres@il.ibm.com>
3421 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
3422 Fold movement_possibility function into it.
3424 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3426 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
3427 (load_macho_picbase_{si,di}): Convert to LR hard reg.
3428 (call_indirect_nonlocal_darwin64): Same.
3429 (call_nonlocal_darwin64): Same.
3430 (call_value_indirect_nonlocal_darwin64): Same.
3431 (call_value_nonlocal_darwin64): Same.
3432 (sibcall_nonlocal_darwin64): Same.
3433 (sibcall_value_nonlocal_darwin64): Same.
3434 (sibcall_symbolic_64): Same.
3435 (sibcall_value_symbolic_64): Same.
3436 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
3438 (rs6000_emit_load_toc_table): Same.
3439 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
3440 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
3446 (load_toc_v4_pic_si): Same
3447 (load_toc_v4_PIC_1): Same.
3448 (load_toc_v4_PIC_1b): Same.
3449 (call_indirect_aix{32,64}): Same.
3450 (call_value_indirect_aix{32,64}): Same.
3453 (call_local{32,64}): Same.
3454 (call_value_local{32,64}): Same.
3455 (call_indirect_nonlocal_aix{32,64}): Same.
3456 (call_nonlocal_aix{32,64}): Same.
3457 (call_value_indirect_nonlocal_aix{32,64}): Same.
3458 (call_value_nonlocal_aix{32,64}): Same.
3459 (call_indirect_nonlocal_sysv<mode>): Same.
3460 (call_nonlocal_sysv<mode>): Same.
3461 (call_value_indirect_nonlocal_sysv<mode>): Same.
3462 (call_value_nonlocal_sysv<mode>): Same.
3464 (sibcall_local{32,64}): Same.
3465 (sibcall_value_local{32,64}): Same.
3466 (sibcall_nonlocal_aix{32,64}): Same.
3467 (sibcall_value_nonlocal_aix{32,64}): Same.
3468 (sibcall_nonlocal_sysv<mode>): Same.
3469 (sibcall_value): Same.
3470 (sibcall_value_nonlocal_sysv<mode>): Same.
3472 2007-03-24 Paul Brook <paul@codesourcery.com>
3474 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
3475 * config/arm/linux-eabi.h: Remove legacy syscall hack.
3477 2007-03-24 Richard Henderson <rth@redhat.com>
3479 * config/ia64/constraints.md: New file.
3480 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
3481 satisfies_constraint_?.
3482 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
3483 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
3484 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
3485 ia64_output_mi_thunk): Likewise.
3486 (ia64_const_ok_for_letter_p): Remove.
3487 (ia64_const_double_ok_for_letter_p): Remove.
3488 (ia64_extra_constraint): Remove.
3489 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
3490 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
3491 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
3492 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
3493 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
3494 EXTRA_MEMORY_CONSTRAINT): Remove.
3495 * config/ia64/ia64.md: Include constriants.md. Replace
3496 CONST_OK_FOR_? with satisfies_constraint_?.
3498 2007-03-23 Michael Meissner <michael.meissner@amd.com>
3499 H.J. Lu <hongjiu.lu@intel.com>
3501 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
3503 (name macros): Use DPD_BID_NAME to convert names properly.
3505 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
3506 decimal floating point format.
3507 (init_floating_libfuncs): Change decimal functions so that they
3508 have a "bid_" prefix if the decimal system uses the BID format,
3509 and "dpd_" prefix if the decimal system uses the DPD format.
3510 (init_interclass_conv_libfuncs): Ditto.
3511 (init_intraclass_conv_libfuncs): Ditto.
3513 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3514 using the BID format.
3516 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3517 whether we are using the BID decimal format.
3518 * configure: Regenerate.
3520 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3521 the compiler has decimal floating point enabled. Define
3522 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3525 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3526 using the BID format.
3528 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3529 whether we are using the BID decimal format.
3530 * configure: Regenerate.
3532 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3533 the compiler has decimal floating point enabled. Define
3534 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3537 * doc/install.texi (--enable-decimal-float): Document BID and DPD
3538 options, and that it is enabled for i386/x86_64 systems.
3540 * Makefile.in (enable_decimal_float): New.
3542 (DECNUMINC): Add -I$(DECNUMFMT).
3543 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
3544 to $(DECNUMFMT) from $(DECNUM).
3546 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
3547 Substitute enable_decimal_float.
3548 * configure: Regenerated.
3551 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
3554 * configure.ac: Enable decimal float for x86_64-*-linux*.
3555 * configure: Regenerated.
3558 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
3559 decimal128ClearSign to flip and clear the sign bit in decimal128.
3560 (decimal_real_maxval): Set decimal128SetSign to set the sign
3563 2007-03-23 Ian Lance Taylor <iant@google.com>
3565 * fold-const.c (fold_binary): Correct warning for X - c >= X.
3567 2007-03-23 Ian Lance Taylor <iant@google.com>
3569 * tree-dump.c (dump_files): Correct comment.
3571 2007-03-23 Ian Lance Taylor <iant@google.com>
3573 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
3575 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
3577 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
3578 in cfglayout mode. Don't go into and out of cfglayout mode.
3579 Link the blocks in the order of the constructed traces.
3580 (rest_of_handle_tracer): Adjust call to tracer.
3581 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
3582 Don't go into cfglayout mode.
3583 (rtl_loop_done): Don't go out of cfglayout mode.
3584 * cfglayout.c (relink_block_chain): New function, split out from...
3585 (fixup_reorder_chain): ...here. Remove redundant checking.
3586 (cfg_layout_finalize): Don't clear the header, footer, and aux
3587 fields here, move the code to do so to relink_block_chain. Likewise
3588 for free_original_copy_tables.
3589 * rtl.h (tracer): Update prototype.
3590 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
3591 Assert we are in cfglayout mode. Don't go into and out of cfglayout
3592 mode. Use relink_block_chain to serialize the CFG according to the
3593 new basic block order. Move targetm.cannot_modify_jumps_p check from
3595 (gate_handle_reorder_blocks): ...to here.
3596 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
3598 (gate_duplicate_computed_gotos): ...to here.
3599 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
3600 something always changes when going into and out of cfglayout mode.
3601 Perform an expensive cfg cleanup while going into cfglayout mode.
3602 Always update liveness information on HAVE_conditional_execution
3603 targets. Reserialize the basic blocks and go out of cfglayout mode.
3604 * reg-stack.c: Include cfglayout.h.
3605 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
3606 the call to reorder_basic_blocks.
3607 * basic-block.h (reorder_basic_blocks): Update prototype.
3608 (relink_block_chain): New prototype.
3609 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
3611 2007-03-23 Joseph Myers <joseph@codesourcery.com>
3613 * config/mips/mips.md (type, hazard, *movdi_32bit,
3614 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
3615 *movhi_internal, *movqi_internal, *movsf_hardfloat,
3616 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
3617 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
3618 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
3620 (movcc): Change first xfer to multi.
3621 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
3622 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
3623 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
3624 config/mips/generic.md: Change reservations using "xfer" to use
3626 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
3627 using match_operand.
3628 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
3629 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
3631 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
3633 2007-03-22 Richard Henderson <rth@redhat.com>
3635 * config/i386/i386.c: Remove unnecessary function declarations.
3636 Move targetm definition, and all related macros, to the end of
3637 the file. Resort some functions to put definitions before uses.
3638 (ix86_attribute_table): Make static. Move to end of file.
3639 (ix86_gimplify_va_arg): Make static.
3641 2007-03-22 Richard Henderson <rth@redhat.com>
3643 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
3644 don't increase local_regparm with force_align_arg_pointer check.
3645 (ix86_function_sseregparm): Assert 32-bit.
3646 (type_has_variadic_args_p): New.
3647 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
3648 type_has_variadic_args_p.
3649 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
3650 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
3651 use memset instead. Do maybe_vaarg check first; skip attribute
3652 tests if true; skip attribute tests for 64-bit.
3653 (construct_container): Remove TARGET_DEBUG_ARG.
3654 (function_arg_advance_32, function_arg_advance_64): Split out ...
3655 (function_arg_advance): ... from here.
3656 (function_arg_32, function_arg_64): Split out ...
3657 (function_arg): ... from here.
3658 (ix86_pass_by_reference): Tidy.
3659 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
3660 (function_value_32): New, from parts of ix86_function_value
3661 and ix86_value_regno.
3662 (function_value_64): New, from parts of ix86_function_value
3663 and ix86_libcall_value.
3664 (ix86_function_value_1): New.
3665 (ix86_function_value, ix86_libcall_value): Use it.
3666 (return_in_memory_32, return_in_memory_64): Split out ...
3667 (ix86_return_in_memory): ... from here.
3668 (ix86_struct_value_rtx): Skip for 64-bit.
3669 (ix86_libcall_value, ix86_value_regno): Remove.
3670 (setup_incoming_varargs_64): Split out ...
3671 (ix86_setup_incoming_varargs): ... from here.
3672 (ix86_va_start): Remove TARGET_DEBUG_ARG.
3673 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
3674 * config/i386/i386-protos.h (ix86_function_value): Remove.
3675 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
3677 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3680 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
3681 infinities not supported, otherwise emit warning if -Woverflow. On
3682 underflow, emit warning if -Woverflow.
3683 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
3685 * real.h (real_from_string): Update declaration
3687 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
3688 Richard Henderson <rth@redhat.com>
3690 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
3691 * calls.c (compute_argument_block_size, expand_call,
3692 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
3693 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
3694 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
3695 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
3696 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
3697 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
3698 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
3699 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
3702 2007-03-22 Joseph Myers <joseph@codesourcery.com>
3704 * c-incpath.c (add_sysroot_to_chain): New.
3705 (merge_include_chains): Add sysroot argument. Call
3706 add_sysroot_to_chain if sysrooted.
3707 (register_include_chains): Update call to merge_include_chains.
3708 * doc/cppopts.texi: Document use of '=' in include directory
3711 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
3713 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
3714 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
3715 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
3716 insn pattern using X87MODEF12 mode macro.
3718 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
3720 * regmove.c (regmove_optimize): Use reg_mentioned_p
3721 instead of reg_overlap_mentioned_p for DST.
3723 2007-03-21 Mike Stump <mrs@apple.com>
3725 * c.opt: Fixup for Objective-C/C++.
3727 2007-03-21 Steve Ellcey <sje@cup.hp.com>
3729 * explow.c (convert_memory_address): Fold memory reference when
3730 POINTERS_EXTEND_UNSIGNED < 0
3732 2007-03-21 Richard Henderson <rth@redhat.com>
3735 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
3736 * config/i386/mmintrin.h (__m64): Likewise.
3737 * config/i386/xmmintrin.h (__m128): Likewise.
3739 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3741 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
3742 (VXWORKS_OS_CPP_BUILTINS): Define.
3743 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
3744 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
3746 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3748 * rtl.h (constant_pool_reference_p): Delete.
3749 (find_constant_src): Declare.
3750 * rtlanal.c (find_constant_src): New function.
3751 * simplify-rtx.c (constant_pool_reference_p): Delete.
3752 * config/i386/i386.md: Use find_constant_src instead of
3753 constant_pool_reference_p/avoid_constant_pool_reference pairs.
3755 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3757 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
3758 * c-cppbuiltin.c (c_cpp_builtins): Define them.
3760 2007-03-20 Mark Mitchell <mark@codesourcery.com>
3762 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
3763 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
3764 (arm_elf_asm_constructor): Use it.
3765 (arm_elf_asm_destructor): New function.
3767 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
3769 * jump.c (mark_jump_label): Treat SEQUENCE specially.
3771 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
3773 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
3775 2007-03-19 Andrew Haley <aph@redhat.com>
3777 PR tree-optimization/31264
3778 * tree-vrp.c (register_edge_assert_for_1): Don't look though
3781 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
3783 PR rtl-optimization/30907
3784 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
3785 (fwprop_init): Always call loop_optimizer_initialize.
3786 (fwprop_done): Always call loop_optimizer_finalize.
3787 (fwprop): We always have loop info now.
3788 (gate_fwprop_addr): Remove.
3789 (pass_fwprop_addr): Use gate_fwprop as gate.
3791 PR rtl-optimization/30841
3792 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
3793 df_chain_alloc): Call df_reorganize_refs unconditionally.
3794 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
3795 refs_organized to refs_organized_size.
3796 (df_ref_create_structure): Use refs_organized_size instead of
3797 bitmap_size if refs had been organized, and keep refs_organized_size
3799 * df.h (struct df_ref_info): Change refs_organized to
3800 refs_organized_size.
3801 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
3804 2007-03-19 Mark Mitchell <mark@codesourcery.com>
3806 * except.c (output_function_exception_table): Do not reference the
3807 EH personality routine for functions that do not require an
3810 2007-03-20 Jakub Jelinek <jakub@redhat.com>
3813 * c-typeck.c (convert_for_assignment): Call comptypes for
3814 RECORD_TYPE or UNION_TYPE.
3817 * reload1.c (reload): Do invalid ASM checking after
3818 cleanup_subreg_operands.
3820 2007-03-19 Jeff Law <law@redhat.com>
3822 * tree-cfg.c (find_taken_edge): Tighten conditions for
3823 optimizing computed gotos.
3825 2007-03-19 Michael Matz <matz@suse.de>
3827 * builtins.c (expand_builtin_sync_operation,
3828 expand_builtin_compare_and_swap,
3829 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
3832 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
3833 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
3836 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3838 * doc/tm.texi: Add brackets around the return type of
3839 TARGET_SECONDARY_RELOAD.
3841 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3842 Richard Guenther <rguenther@suse.de>
3844 PR tree-optimization/31254
3845 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
3846 Use handled_component_p () where appropriate. Continue
3847 propagating into the rhs if we propagated into an INDIRECT_REF
3850 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3852 * config/s390/s390.md (op_type attribute): RRR instruction type added.
3853 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
3854 (xde, xdee): Mode attributes adjusted to support DFP modes.
3855 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
3856 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
3857 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
3858 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
3859 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
3860 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
3861 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
3863 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
3864 "movsf"): Insn definitions removed.
3865 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
3866 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
3867 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
3869 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
3870 "reload_in<mode>", "reload_out<mode>"): Expander added.
3871 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
3874 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3876 * config/s390/s390.md: Only non-functional changes. Renamed
3877 FPR mode macro to BFP all over the file.
3879 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3881 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
3882 (op_type attribute): RRF instruction type added.
3883 (fT0): New mode attribute.
3884 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
3885 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
3886 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
3887 no secondary memory is needed when moving DFmode values between GPRs
3890 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3892 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
3893 inverted and documentation adjusted.
3894 ("mhard-dfp", "msoft-dfp"): New options.
3895 * config/s390/s390.c (s390_handle_arch_option): New architecture
3897 (override_options): Sanity checks for the new options added.
3898 * config.gcc: New architecture switch: z9-ec.
3899 * config/s390/s390.h (processor_flags): PF_DFP added.
3900 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
3901 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
3902 when the bit is NOT set so remove it from the defaults.
3904 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3906 * genemit.c (main): Print include statement for dfp.h.
3907 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
3910 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
3912 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
3914 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
3917 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
3920 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3922 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
3923 attr_length_call, output_call, output_indirect_call): Cleanup
3924 formatting of targetm calls.
3926 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
3928 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
3930 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3932 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
3933 reservation, bypass and anti-bypass descriptions for these instructions.
3934 Update move patterns.
3935 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
3938 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
3940 * tree-vect-transform.c (get_initial_def_for_induction): Replace
3941 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
3942 (get_initial_def_for_reduction): Likewise.
3944 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
3946 Fix PR tree-optimization/29922
3947 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
3948 (get_representative): Removed.
3949 (value_dies_in_block_x): Update for rvuse removal.
3950 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
3951 (compute_antic_aux): Handle when PHI nodes appear in
3952 non-single-successors.
3953 (dump_bitmap_of_names): Removed.
3954 (compute_antic_safe): Renamed and removed rvuse calculation.
3955 Calculate only antic safe.
3956 (insert_into_preds_of_block): Remove assert.
3957 (execute_pre): Update for renamed functions.
3958 (defer_or_phi_translate_block): New function.
3960 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
3962 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
3963 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
3965 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
3966 Follow spelling conventions.
3968 * tree-data-ref.h: Remove the prototype for analyze_array.
3970 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
3972 PR tree-optimization/31041
3973 * tree-vect-transform.c (get_initial_def_for_induction): Call
3974 force_gimple_operand.
3976 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
3978 * ipa-type-escape.c (look_for_casts) : Revert code to use
3979 handled_component_p due to ada test a-numaux.adb.
3981 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
3983 * final.c (final_scan_insn): Alter the condition of a
3984 conditional trap if we have nonstandard CC.
3986 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
3988 * configure.ac: Remove excess quoting from asm line 0 test.
3989 * configure: Rebuilt.
3991 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3993 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
3994 * c-common.c (convert_and_check): Move warning logic to...
3995 (warnings_for_convert_and_check): ...here. Define.
3996 * c-common.h (warnings_for_convert_and_check): Declare.
3998 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4000 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4001 (output_call): Likewise.
4003 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4005 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4007 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4009 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4011 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4013 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4014 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4016 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4018 PR tree-optimization/31183
4019 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4020 Use double_int instead of unsigned int for representing access_strides.
4021 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4023 2007-03-16 Richard Guenther <rguenther@suse.de>
4025 PR tree-optimization/31146
4026 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4027 to allow recursion of forward_propagate_addr_expr.
4028 (forward_propagate_addr_into_variable_array_index): Likewise.
4029 (forward_propagate_addr_expr): Likewise.
4030 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4031 (forward_propagate_addr_expr_1): Recurse on simple copies
4032 instead of propagating into them. Do so for useless conversions
4034 (forward_propagate_addr_expr): Clean up unused statements after
4037 2007-03-16 Richard Guenther <rguenther@suse.de>
4039 * builtins.c (expand_builtin_cexpi): Use the right argument
4040 for the expansion via cexp.
4042 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4044 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4045 * configure: Rebuilt.
4047 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4050 * dwarf2out.c (force_type_die): Adjust comment.
4051 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4053 2007-03-15 DJ Delorie <dj@redhat.com>
4055 * config/frv/predicates.md (minmax_operator): Don't check operands
4058 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4060 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4061 Update constant estimates of number of iterations.
4062 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4063 argument renamed to "realistic".
4064 (compute_estimated_nb_iterations): Removed.
4065 (record_niter_bound): New function.
4066 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4067 call record_nonwrapping_iv with upper = false.
4068 (infer_loop_bounds_from_signedness): Pass upper argument to
4069 record_nonwrapping_iv.
4070 (estimate_numbers_of_iterations_loop): Do not call
4071 compute_estimated_nb_iterations. Record estimate based on profile
4072 information. Initialize the constant estimates of number of
4074 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4076 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4077 number of iterations is too small.
4078 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4079 (EST_NOT_AVAILABLE): Removed.
4080 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4081 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4084 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4086 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4087 Handle NE_EXPR guards.
4089 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4092 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4093 Set also -pedantic-errors by default for the preprocessor unless
4094 -fpermissive is given.
4096 2007-03-15 Richard Guenther <rguenther@suse.de>
4100 * builtins.c (expand_builtin_cexpi): As a fallback if we
4101 don't have builtins for sincos or cexp create a function
4102 declaration for cexp and expand to a call to that.
4103 (expand_builtin_int_roundingfn): Always fall
4104 back to floor/ceil and its variants even if they may be
4107 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4110 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4111 jump tables, move the call to delete_dead_jumptables from here...
4112 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4113 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4114 don't allow merging of blocks that try_redirect_by_replacing_jump
4115 also does not handle when not optimizing.
4117 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4118 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4120 * config/i386/i386.md (x86_sahf_1): Correctly handle
4123 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4126 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4127 x86_64_general_operand as operand[2] predicate. Remove "iF"
4128 from operand constraints and use "e" constraint instead.
4129 (*subti3_1, *subti3_1 splitter): Ditto.
4130 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4131 operand[1] predicate.
4133 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4135 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4136 arrays, multiply the access strides by the size of the sub-array.
4137 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4139 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4141 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
4142 the configured assembler supports the sahf mnemonic.
4143 * configure: Regenerate.
4144 * config.in: Regenerate.
4146 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
4147 emit "sahf" or ".byte\t0x9e" as asm template.
4149 2007-03-14 Michael Meissner <michael.meissner@amd.com>
4152 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
4153 option to replace hard coded TARGET_xxx in md file.
4154 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
4155 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4156 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
4157 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
4158 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
4159 (X86_TUNE_NOT_VECTORMODE): Ditto.
4160 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
4161 (TUNE_AVOID_VECTOR_DECODE): Ditto.
4162 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4163 (TUNE_SLOW_IMUL_IMM8): Ditto.
4164 (TUNE_MOVE_M1_VIA_OR): Ditto.
4165 (TUNE_NOT_UNPAIRABLE): Ditto.
4166 (TUNE_NOT_VECTORMODE): Ditto.
4168 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
4171 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
4172 tuning options instead of hard coded TARGET_xxx.
4173 (fix ssemode peephole2's): Ditto.
4174 (imul peephole2's): Ditto.
4176 (movdi_or_rex64): Ditto.
4177 (move peephole2): Ditto.
4178 (not peephole2's): Ditto.
4180 2007-03-14 Dirk Mueller <dmueller@suse.de>
4182 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
4183 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
4184 * c-parser.c (c_parser_if_body): Always add an empty statement in case
4186 * c-parser.c (c_parser_do_statement): Warn about empty body in
4188 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
4189 * doc/invoke.texi (-Wempty-body): Update documentation.
4191 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4194 * c-common.h (warn_for_div_by_zero): Declare.
4195 * c-common.c (warn_for_div_by_zero): Define.
4196 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
4199 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4201 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
4202 to PREFIX and STANDARD_PREFIX.
4204 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4205 Phil Edwards <phil@codesourcery.com>
4207 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
4208 (__gthread_once_t): Remove busy field for RTPs.
4209 (__GTHREAD_ONCE_INIT): Update accordingly.
4211 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4213 * doc/invoke.texi: Document VxWorks options.
4215 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4217 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
4219 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
4221 PR tree-optimization/30590
4222 * tree-nrv.c (tree_nrv): Check for the partial update of the
4225 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4227 * flags.h (flag_random_seed): Remove declaration, in favor of...
4228 * toplev.h (get_random_seed, set_random_seed): ... these.
4229 * tree.c (get_file_function_name): Use the former.
4230 * opts.c (common_handle_option): Use the latter.
4233 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
4236 * cse.c (cse_find_path): Do not bail out if a basic block that
4237 we already visited now becomes part of a path that starts at a
4238 different basic block. Just disallow this, to make sure we
4239 visit each basic block at most once.
4241 2007-03-13 Jan Hubicka <jh@suse.cz>
4243 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
4244 when profile esitmate is present, calls with very low frequency are
4247 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
4249 PR tree-optimization/30730
4250 PR tree-optimization/26900
4251 * tree-ssa-loop-niter.c: Include gmp.h.
4253 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
4254 split_to_var_and_offset, determine_value_range,
4255 bound_difference_of_offsetted_base, refine_bounds_using_guard,
4256 bound_difference, bounds_add, bounds_negate,
4257 number_of_iterations_ne_max, dump_affine_iv): New functions.
4258 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
4259 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
4260 difference of initial and final value of control iv to validate
4262 (number_of_iterations_cond): Add loop parameter. Determine bounds
4263 on the difference of the extremes of the control iv. Add dumps.
4264 (expand_simple_operations): Handle phi nodes.
4265 (simplify_using_initial_conditions): Do not record used conditions.
4266 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
4267 Do not set additional_info.
4268 (implies_nonnegative_p, implies_ge_p): Removed.
4269 (derive_constant_upper_bound): Do not use parameter `additional'.
4270 (record_estimate): Parameter `additional' removed. Parameter
4271 `i_bound' added. Do not call derive_constant_upper_bound.
4272 (record_nonwrapping_iv): Use derive_constant_upper_bound to
4273 bound the number of iterations estimate.
4274 (estimate_numbers_of_iterations_loop): Pass the estimate from
4275 the number of iterations analysis to record_estimate.
4276 * tree.h (multiple_of_p): Declare.
4277 * tree-scalar-evolution.c (expression_expensive_p): Removed.
4278 (scev_const_prop): Do not check expression_expensive_p.
4279 * fold-const.c (multiple_of_p): Exported.
4280 * double-int.c (double_int_mask): Exported.
4281 * double-int.h (double_int_mask): Declare.
4282 * tree-flow.h (struct tree_niter_desc): Removed additional_info
4283 field. Added max field.
4285 2007-03-13 David Taylor <taylor@candd.org>
4288 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
4291 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4294 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
4295 two unamed patterns.
4297 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
4299 * config/i386/i386.opt (mcx16, msahf): New options.
4300 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
4301 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
4303 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
4304 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
4305 Output -mcx16 and -msahf options when corresponding bit is set.
4307 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
4310 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4312 * configure.ac: Test for assembler tolerance to # 0 "".
4313 * configure, config.in: Rebuilt.
4314 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
4316 2007-03-13 Geoffrey Keating <geoffk@apple.com>
4318 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
4320 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
4321 (handle_syscall): Handle direct system calls.
4322 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
4324 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4326 * doc/invoke.texi: Fix cpp.info cross-reference.
4327 * doc/passes.texi: Fix gcc.info cross-reference.
4329 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
4331 PR tree-optimization/30835
4332 * lambda-code.c (can_convert_to_perfect_nest): Check whether
4333 bb_for_stmt is not NULL before accessing it.
4335 2007-03-12 Joseph Myers <joseph@codesourcery.com>
4337 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
4340 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4343 * doc/install.texi: Document --enable-stage1-languages
4345 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
4347 * tree-pass.h (pass_into_cfg_layout_mode,
4348 pass_outof_cfg_layout_mode): Declare.
4349 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
4350 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
4351 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
4352 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
4354 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
4356 * c-decl.c (warn_variable_length_array): New function.
4357 Refactored from grokdeclarator to handle warn_vla
4358 and handle unnamed array case.
4359 (grokdeclarator): Refactored VLA warning case.
4360 * c.opt (Wvla): New flag.
4361 * doc/invoke.texi (Wvla): New warning.
4363 2007-03-12 Richard Henderson <rth@redhat.com>
4365 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
4366 (TARGET_SECTION_TYPE_FLAGS): New.
4368 2007-03-12 Richard Henderson <rth@redhat.com>
4370 * config/darwin.c (machopic_reloc_rw_mask): New.
4371 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
4372 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
4374 2007-03-12 Mark Mitchell <mark@codesourcery.com>
4376 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
4377 * cppdefault.h (cpp_PREFIX): Document.
4378 (cpp_PREFIX_len): Likewise.
4379 (cpp_EXEC_PREFIX): New variable.
4380 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
4381 * c-incpath.c (add_standard_paths): Correct logic for relocating
4382 paths within prefix.
4384 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
4386 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
4387 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
4389 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
4390 fix_truncdfdi_sse using SSEMODEF mode macro.
4391 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
4392 fix_truncdfsi_sse using SSEMODEF mode macro.
4393 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
4394 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
4396 2007-03-12 Richard Sandiford <richard@codesourcery.com>
4398 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
4401 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
4403 * tree.h : Add multiple_of_p declaration.
4404 * fold-const.c (multiple_of_p): Make multiple_of_p public.
4405 * ipa-type-escape.c (results_of_malloc): Redundant.
4406 (visited_stmts): New. Visited stmt for walk_use_def_chains.
4407 (cast_type): Extended with new members.
4408 (check_cast): Returns cast_type.
4409 (cast): New structure for data of walk_use_def_chains.
4410 (is_malloc_result, is_cast_from_non_pointer_1,
4411 is_cast_from_non_pointer,
4412 is_array_access_through_pointer_and_index): New functions.
4413 (look_for_casts): Returns cast types.
4414 (check_call): Returns void.
4415 (okay_pointer_operation): Use support of pointer plus index,
4416 pointer plus constant and allow all multiplications.
4418 2007-03-11 Richard Guenther <rguenther@suse.de>
4420 PR tree-optimization/31115
4421 * tree-vrp.c (extract_range_from_binary_expr): Make sure
4422 the shift count is positive and non-anti-range for RSHIFT_EXPR.
4423 A shift count of zero is not special as with *_DIV_EXPR.
4424 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
4427 2007-03-11 Ian Lance Taylor <iant@google.com>
4429 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
4430 the *_DIV_EXPR codes correctly with overflow infinities.
4432 2007-03-11 Ira Rosen <irar@il.ibm.com>
4434 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
4435 indicate success/failure of the analysis. Add negation to subtrahend
4436 in case of subtraction. Fail if both operands contain constants.
4437 (create_data_ref): Fail if analyze_offset fails.
4439 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
4441 * config/i386/i386.md (frndintxf2): Rename to ...
4442 (rintxf2): ... this. Remove expander having same name.
4443 (rintsf2, rintdf2): Implement using SSEMODEF macro.
4444 (roundsf2, rounddf2): Ditto.
4445 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
4446 (lround<mode>di2, lround<mode>si2): Ditto.
4448 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
4450 * lower-subreg.c: Include except.h.
4451 (decompose_multiword_subregs): Verify that the only control flow
4452 insns we can split are loads to multi-words pseudos.
4453 Handle breaking such blocks after splitting, instead of calling
4454 find_many_sub_basic_blocks.
4456 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
4457 on the new basic block. Add a lengthy comment explaining why we
4458 thought this was necessary.
4459 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
4461 2007-03-10 Mark Mitchell <mark@codesourcery.com>
4464 * tree.c (walk_type_fields): Recurse into the element type of
4465 ARRAY_TYPEs if there is a pointer set.
4467 2007-03-10 Dirk Mueller <dmueller@suse.de>
4469 * c-common.c (warn_logical_operator): Fix condition.
4471 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
4473 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
4475 * config/darwin.c (machopic_select_section): Remove superfluous
4476 argument in call to categorize_decl_for_section. Remove unused
4479 2007-03-10 Joseph Myers <joseph@codesourcery.com>
4481 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
4483 * configure: Regenerate.
4485 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
4488 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
4489 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
4490 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
4491 Add LABEL_NUSES to emitted label.
4492 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
4493 branch probability value to emitted jump insn.
4494 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
4495 Do not check life information and do not re-arrange input operands
4496 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
4498 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4500 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
4501 the change of decode_asm_operands.
4503 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4505 * mode-switching.c (create_pre_exit): Skip blockage insn.
4507 2007-03-09 Diego Novillo <dnovillo@redhat.com>
4509 * tree-pass.h (TODO_update_smt_usage): Remove.
4511 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4515 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4517 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
4518 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
4519 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
4522 2007-03-09 Geoffrey Keating <geoffk@apple.com>
4524 * gcc.c: Document %{, in big comment at top.
4525 (input_suffix_matches): Remove special handling for .s and
4527 (input_spec_matches): New.
4528 (handle_braces): Handle %{,.
4529 (validate_switches): ',' indicates a value which is not a switch.
4530 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
4531 to detect assembler input.
4532 * config/i386/sol2.h (CPP_SPEC): Likewise.
4533 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
4534 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4535 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
4536 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4537 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
4538 -m64 causes deployment target to default to 10.5.
4539 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4541 2007-03-09 Richard Henderson <rth@redhat.com>
4544 * target.h (targetm.asm.out.reloc_rw_mask): New.
4545 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
4546 (TARGET_ASM_OUT): Use it.
4547 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
4548 * varasm.c (categorize_decl_for_section): Remove shlib argument;
4549 use the new reloc_rw_mask target hook instead.
4550 (default_section_type_flags_1): Merge into...
4551 (default_section_type_flags): ... here.
4552 (decl_readonly_section_1): Merge into...
4553 (decl_readonly_section): ... here.
4554 (default_elf_select_section_1): Merge into...
4555 (default_elf_select_section): ... here.
4556 (default_unique_section_1): Merge into...
4557 (default_unique_section): ... here.
4558 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
4559 (default_select_rtx_section): Use it.
4560 (default_elf_select_rtx_section): Likewise.
4561 * output.h: Update to match.
4562 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
4563 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
4564 (TARGET_ASM_RELOC_RW_MASK): New.
4565 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
4566 to categorize_decl_for_section.
4567 (x86_64_elf_unique_section): Likewise.
4568 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
4569 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
4570 (TARGET_ASM_RELOC_RW_MASK): New.
4571 * config/ia64/ia64.c (ia64_rwreloc_select_section,
4572 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
4573 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
4574 (TARGET_RWRELOC): Remove.
4575 (ia64_section_type_flags): Adjust call to default_section_type_flags.
4576 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4577 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
4578 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
4579 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
4580 (rs6000_xcoff_select_section): Use decl_readonly_section.
4581 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
4582 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4583 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
4584 (TARGET_SECTION_TYPE_FLAGS): Remove.
4585 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
4587 2007-03-09 Roger Sayle <roger@eyesopen.com>
4589 * fold-const.c (fold_comparison): Remove compile-time evaluation of
4590 complex constant equality/inequality comparisons for here.
4591 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
4592 known at compile-time or can be simplified to a scalar comparison.
4593 (fold_relational_const): Move compile-time evaluation of complex
4594 constant equality/inequality comparisons to here.
4596 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4598 PR rtl-optimization/30643
4599 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
4601 (fold_rtx): Recurse, like before 2006-11-03.
4603 2007-03-09 DJ Delorie <dj@redhat.com>
4605 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
4608 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
4610 PR tree-optimization/30375
4611 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
4612 LHS of statements is not the same.
4613 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
4615 2007-03-09 Chao-ying Fu <fu@mips.com>
4617 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
4619 * doc/invoke.texi (-mdspr2): Document new option.
4620 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
4621 New unspec for DSP REV 2.
4622 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
4623 these instructions are extended in DSP REV 2.
4624 (mips-dspr2.md): Include.
4625 * config/mips/mips.opt (mdspr2): New option.
4626 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
4627 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
4628 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
4629 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
4630 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
4631 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
4632 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
4634 (bdesc_map): Add one field of unsupported_target_flags.
4635 (bdesc_arrays): Update entries to have extra fields. Add
4637 (mips_init_builtins): Initialize new function types.
4638 Check unsupported_target_fileds to filter out builtins.
4639 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
4641 (ASM_SPEC): Pass mdspr2 to the assembler.
4642 * config/mips/mips-dspr2.md: New file.
4644 2007-03-09 Sa Liu <saliu@de.ibm.com>
4646 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
4648 2007-03-09 Ian Lance Taylor <iant@google.com>
4650 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
4651 argument) like -Wstrict-overflow=2.
4652 * doc/invoke.texi (Warning Options): Update documentation.
4654 2007-03-09 Dirk Mueller <dmueller@suse.de>
4657 * doc/invoke.texi (-Wlogical-op): Document.
4658 * common.opt (-Wlogical-op): New.
4659 * c-common.h (warn_logical_operator): Declare.
4660 * c-common.c (warn_logical_operator): Define.
4661 * c-typeck.c (parser_build_binary_op): Call
4662 warn_logical_operator.
4664 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4666 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
4667 * final.c (final_scan_insn): Test for non-"" file name.
4669 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
4671 * doc/loop.texi: Document the Omega linear constraints solver.
4672 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
4673 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
4674 omega-hash-table-size, omega-max-keys, and
4675 omega-eliminate-redundant-constraints.
4676 * tree-pass.h (pass_check_data_deps): Declared.
4679 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
4680 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
4681 pass_check_data_deps): New.
4682 * tree-data-ref.c (init_data_ref): Remove declaration.
4683 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
4684 (analyze_array): Renamed init_array_ref, move up initializations.
4685 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
4686 Removed arguments that are set to NULL.
4687 (analyze_indirect_ref): Correct indentation, correct call to
4689 (object_analysis): Call init_array_ref instead of analyze_array.
4690 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
4691 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
4692 of DR_ACCESS_FNS_ADDR.
4693 (init_omega_eq_with_af, omega_extract_distance_vectors,
4694 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
4695 ddr_consistent_p): New.
4696 (compute_affine_dependence): Check consistency of ddrs when
4697 flag_check_data_deps is passed.
4698 (analyze_all_data_dependences): Uncomment.
4699 (tree_check_data_deps): New.
4700 * tree-data-ref.h: Include omega.h.
4701 (DR_ACCESS_FNS_ADDR): Removed.
4702 (data_dependence_relation): Add inner_loop.
4703 (DDR_INNER_LOOP): New.
4704 * common.opt (fcheck-data-deps): New.
4705 * tree-flow.h (tree_check_data_deps): Declare.
4706 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
4707 (OBJS-common): Depend on omega.o.
4709 * passes.c (pass_check_data_deps): Scheduled.
4710 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
4711 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
4712 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
4713 PARAM_VECT_MAX_VERSION_CHECKS,
4714 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
4716 2007-03-09 Richard Guenther <rguenther@suse.de>
4718 PR tree-optimization/30904
4720 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
4721 the same way as *_DIV_EXPR.
4723 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4725 * recog.c (decode_asm_operands): No mixed declarations and code.
4727 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4729 * rtl.def (ASM_INPUT): Add location.
4730 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
4731 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
4732 (decode_asm_operands): Add loc operand.
4733 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
4734 * stmt.c (expand_asm): Rename to...
4735 (expand_asm_loc): ... this. Add locus argument. Pass it on to
4736 gen_rtx_ASM_INPUT_loc.
4737 (expand_asm_expr): Adjust.
4738 * recog.c (decode_asm_operands): Add loc operand.
4739 (check_asm_operands, extract_insn): Adjust.
4740 * reload1.c (maybe_fix_stack_asms): Likewise.
4741 * final.c (asm_insn_count): Likewise.
4742 (final_scan_insn): Output # line before and after asm.
4744 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
4746 * tree-ssa-structalias.c (variable_info): Remove
4748 (new_var_info): Ditto.
4749 (shared_bitmap_info_t): New structure.
4750 (shared_bitmap_table): New variable.
4751 (shared_bitmap_hash): New function.
4752 (shared_bitmap_eq): Ditto
4753 (shared_bitmap_lookup): Ditto.
4754 (shared_bitmap_add): Ditto.
4755 (merge_smts_into): Change to take bitmap directly.
4756 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
4757 (init_alias_vars): Init shared bitmap hashtable.
4758 (delete_points_to_sets): Delete shared bitmap hashtable.
4759 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
4760 is_aliased removal as a change that was still necessary was
4763 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
4765 * config/i386/i386.h (override_options): Conditionally disable
4766 x86_sahf for 64bit targets only.
4768 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4771 * c-decl.c (merge_decls): Don't call make_var_volatile.
4772 * varasm.c (make_var_volatile): Remove.
4773 * output.h (make_var_volatile): Remove.
4775 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
4777 PR tree-optimization/31085
4778 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
4780 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4782 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
4783 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
4784 ATTR_CONST_NOTHROW_LIST.
4786 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4789 2007-03-08 Diego Novillo <dnovillo@redhat.com>
4791 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
4793 2007-03-08 Geoffrey Keating <geoffk@apple.com>
4796 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
4798 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
4799 passed, use shared libgcc.
4801 2007-03-08 Roger Sayle <roger@eyesopen.com>
4803 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
4804 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4805 (honor_protect_cleanup_actions, lower_try_finally_switch):
4807 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
4808 ifc_temp_var): Likewise.
4809 * tree-inline.c (setup_one_parameter): Likewise.
4810 * tree-mudflap.c (mf_decl_cache_locals,
4811 mf_build_check_statement_for): Likewise.
4812 * tree-nested.c (init_tmp_var, save_tmp_var,
4813 finalize_nesting_tree_1): Likewise.
4814 * tree-outof-ssa.c (insert_copy_on_edge,
4815 insert_backedge_copies): Likewise.
4816 * tree-profile.c (tree_gen_edge_profiler,
4817 tree_gen_ic_profiler): Likewise.
4818 * tree-scalar-evolution.c (scev_const_prop): Likewise.
4819 * tree-sra.c (sra_build_assignment): Likewise.
4820 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
4821 * tree-ssa-math-opts.c (insert_reciprocals,
4822 execute_cse_sincos_1): Likewise.
4823 * tree-tailcall.c (adjust_accumulator_values,
4824 adjust_return_value): Likewise.
4825 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
4826 * tree-vect-transform.c (vect_create_data_ref_ptr,
4827 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
4828 vect_create_epilog_for_reduction, vectorizable_reduction,
4829 vectorizable_call, vectorizable_conversion,
4830 vectorizable_assignment, vectorizable_operation,
4831 vectorizable_type_demotion, vect_gen_widened_results_half,
4832 vect_permute_store_chain, vectorizable_store,
4833 vect_setup_realignment, vect_permute_load_chain,
4834 vectorizable_load, vectorizable_condition,
4835 vect_create_cond_for_align_checks): Likewise.
4836 * tree-vrp.c (build_assert_expr_for): Likewise.
4838 2007-03-08 Ian Lance Taylor <iant@google.com>
4840 * tree-vrp.c: Include "intl.h".
4841 (usable_range_p): New static function.
4842 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
4843 overflowed values, juts set *strict_overflow_p.
4844 (compare_values): Only return -2 if one of the operands is not a
4846 (compare_ranges): Call usable_range_p.
4847 (compare_range_with_value): Likewise.
4848 (vrp_evaluate_conditional_warnv): Rename from
4849 vrp_evaluate_conditional. Make static. Change all callers.
4850 (vrp_evaluate_conditional): New function.
4851 (simplify_div_or_mod_using_ranges): Issue warning about reliance
4853 (simplify_abs_using_ranges): Likewise.
4854 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
4855 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
4856 within_stmt parameter.
4857 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4858 vrp_evaluate_conditional.
4859 * tree-ssa-threadedge.c
4860 (record_temporary_equivalences_from_stmts_at_dest): Change
4861 simplify parameter to take a second tree parameter.
4862 (simplify_control_stmt_condition): Likewise.
4863 (thread_across_edge): Likewise.
4864 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
4865 (thread_across_edge): Likewise.
4866 * Makefile.in (tree-vrp.o): Depend upon intl.h.
4868 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
4870 * config/i386/i386.h (TARGET_SAHF): New define.
4871 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
4872 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
4873 (x86_sahf): New global variable.
4874 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
4875 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
4876 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
4877 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
4879 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
4880 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
4881 when expanding fcomi/sahf based tests.
4882 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
4883 expanding sahf based alternative. Emit sahf based sequence when
4884 optimizing for code size.
4885 * config/i386/i386.md (x86_sahf_1): Do not disable for
4886 TARGET_64BIT, enable for TARGET_SAHF.
4888 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
4890 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
4891 spurious whitespace from error message.
4893 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
4896 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
4898 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
4900 * c-decl.c (grokdeclarator): Disable warnings for anonymous
4902 * tree-sra.c (instantiate_element): Propagate disabled warnings
4903 from the element itself to the created variable.
4905 2007-03-07 Richard Henderson <rth@redhat.com>
4908 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
4909 silently fix up the stack in the case of a missing register.
4911 2007-03-07 Paul Brook <paul@codesourcery.com>
4913 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
4915 2007-03-07 Joseph Myers <joseph@codesourcery.com>
4917 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
4919 (phase1_vrs): Use them.
4920 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
4921 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
4922 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
4923 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
4924 __gnu_Unwind_Restore_WMMXC if required.
4925 (_Unwind_VRS_Pop): Implement iWMMXt support.
4926 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
4927 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
4928 gnu_Unwind_Save_WMMXC): Define.
4930 2007-03-07 Richard Sandiford <richard@codesourcery.com>
4932 * config/vxworks.h (vxworks_override_options): Declare.
4933 (VXWORKS_OVERRIDE_OPTIONS): Use it.
4934 * config/vxworks.c: Include target.h and toplev.h.
4935 (vxworks_override_options): New function.
4936 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
4938 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
4940 * config/s390/s390.c (override_options): Don't emit an error when
4941 -mstack-size is used without providing -mstack-guard.
4942 (s390_emit_prologue): Choose stack_guard value automatically if not
4943 provided via command line.
4944 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
4946 2007-03-07 Richard Sandiford <richard@codesourcery.com>
4948 * config/i386/i386.c (output_set_got): Add a GOT initialization
4949 sequence for VxWorks PIC.
4950 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
4951 around labels as well as symbols. Use gotoff_operand instead
4952 of local_symbolic_operand.
4953 (legitimize_pic_address): Use gotoff_operand instead of
4954 local_symbolic_operand. Use @GOT accesses for labels as
4956 (ix86_output_addr_diff_elt): Use PC-relative rather than
4957 GP-relative offsets for VxWorks PIC.
4958 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
4959 no_new_pseudos. Check whether the returned register is op0.
4960 * config/i386/i386.md (tablejump): Use PC-relative rather than
4961 GP-relative offsets for VxWorks PIC.
4962 * config/i386/predicates.md (gotoff_operand): New predicate.
4964 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4966 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
4968 * config/vxworks-dummy.h: New file.
4969 * config/i386/i386.h: Include it.
4971 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
4973 * dwarf2out.c (is_inlined_entry_point): New
4974 (add_high_low_attributes): Emit DW_AT_entry_pc along with
4975 DW_AT_ranges if the first subblock is the entry point.
4977 2007-03-06 David Daney <ddaney@avtrex.com>
4979 * doc/install.texi (mips-*-*): Change recommended binutils
4982 2007-03-06 Anatoly Sokolov <aesok@post.ru>
4984 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
4985 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
4987 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4988 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4990 2007-03-06 Jan Hubicka <jh@suse.cz>
4992 * errors.h (warning, error, fatal, internal_error): Mark as cold.
4993 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
4995 (probably_cold_bb_p): Cold functions are cold.
4996 (probably_never_executed_bb_p): Cold functions are cold.
4997 (tree_bb_level_predictions): Predict calls to cold functions as not
4999 (compute_function_frequency): Check hot/cold attributes.
5000 * function.h (function_frequency): Update comments.
5001 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5002 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5003 (c_common_att): Add cold and hot.
5005 * doc/extend.texi (hot,cold attributes): Document.
5007 2007-03-06 Andrew Haley <aph@redhat.com>
5009 * function.c (expand_function_end): Move blockage to just after we
5010 emit the label for the naked return from the function.
5012 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5014 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5017 2007-03-06 Jan Hubicka <jh@suse.cz>
5019 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5020 loaded for constant large models. Non-large 64bit PIC can do.
5021 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5022 * cmodel.h: Add LARGE PIC.
5023 * i386.md (UNSPEC_PLTOFF): New.
5024 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5026 (*call_1_rex64): Disable for large models.
5027 (*call_1_rex64_large): New.
5028 (*call_value_1_rex64): Disable for large models.
5029 (*call_value_1_rex64_large): New.
5030 (set_rip_rex4): New.
5031 (set_got_offset_rex64): New.
5032 * predicates.md (constant_call_address_operand): For large model
5033 constant calls are not possible.
5034 * i386-protos.h (construct_plt_address): Declare.
5035 * i386.c (override_options): Accept large models.
5036 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5037 (legitimate_constant_p): Add new UNSPECs.
5038 (legitimate_pic_operand_p): Likewise.
5039 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5040 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5042 (output_pic_addr_const): Add PLTOFF.
5043 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5044 (ix86_expand_move): Legitimize pic address when in PIC mode.
5045 (construct_plt_address): New function.
5046 (ix86_expand_call): Offload the address to register and use GOT pointer
5048 * invoke.texi (mcmodel=large): Update documentation.
5050 2007-03-06 Richard Henderson <rth@redhat.com>
5052 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5053 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5054 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5055 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5056 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5057 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5058 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5059 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5060 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5061 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5062 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5063 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5064 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5065 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5066 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5067 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5068 x86_schedule, x86_use_bt, x86_pad_returns,
5069 x86_use_xchgb): Merge into ...
5070 (ix86_tune_features): ... here. New array.
5071 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5072 x86_bswap): Merge into ...
5073 (ix86_arch_features): ... here. New array.
5074 (x86_3dnow_a): Remove.
5075 (x86_accumulate_outgoing_args): Make static.
5076 (x86_arch_always_fancy_math_387): Make static.
5077 (ix86_tune_mask, ix86_arch_mask): Move ...
5078 (override_options): ... to local variables here. Apply the
5079 appropriate mask to each element of ix86_arch_features and
5080 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5081 as were done in the old macros.
5082 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5083 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5084 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5085 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5086 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5087 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5088 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5089 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5090 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5091 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5092 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5093 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5094 x86_accumulate_outgoing_args, x86_prologue_using_move,
5095 x86_epilogue_using_move, x86_decompose_lea,
5096 x86_arch_always_fancy_math_387, x86_shift1,
5097 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5098 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5099 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5100 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5101 x86_use_incdec, x86_pad_returns, x86_bswap,
5102 x86_partial_flag_reg_stall): Remove.
5103 (enum ix86_tune_indices): New.
5104 (ix86_tune_features): New.
5105 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5106 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5107 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5108 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5109 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5110 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5111 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5112 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5113 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5114 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5115 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5116 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5117 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5118 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5119 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5120 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5121 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5122 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5123 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5124 TARGET_EXT_80387_CONSTANTS): Use it.
5125 (enum ix86_arch_indices): New.
5126 (ix86_arch_features): New.
5127 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5128 TARGET_BSWAP): Use it.
5129 (ix86_tune_mask, ix86_arch_mask): Remove.
5131 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5134 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5135 Define using $${sysroot_headers_suffix}.
5136 * configure: Regenerate.
5137 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5138 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
5140 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
5141 * gcc.c (print_sysroot_headers_suffix): New.
5142 (option_map): Include --print-sysroot-headers-suffix.
5143 (display_help): Mention -print-sysroot-headers-suffix.
5144 (process_command): Handle -print-sysroot-headers-suffix.
5145 (do_spec_1): Append multilib directory to include-fixed path if
5146 sysroot suffixes in use.
5147 (main): Handle -print-sysroot-headers-suffix.
5148 * Makefile.in (start.encap): Don't depend on xlimits.h
5149 (xlimits.h): Remove.
5150 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
5151 limits.h for each multilib in fixinc_list.
5152 (fixinc_list, s-fixinc_list): New.
5153 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
5154 generate them for each multilib in fixinc_list.
5155 (stmp-fixproto): Use include-fixed. Run fixproto for each
5156 multilib in fixinc_list.
5157 (mostlyclean): Don't remove xlimits.h.
5158 (clean): Remove include-fixed.
5159 (real-install-headers-tar, real-install-headers-cpio,
5160 real-install-headers-cp): Don't copy include, only include-fixed.
5161 (install-mkheaders): Depend on fixinc_list. Don't depend on
5162 xlimits.h. Save limits.h files for each multilib in fixinc_list.
5163 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
5164 SYSTEM_HEADER_DIR setting in mkheaders.conf.
5166 2007-03-06 Jan Hubicka <jh@suse.cz>
5168 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
5171 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5173 * configure.ac: Allow tm_file to contain build-directory files.
5174 * configure: Regenerate.
5175 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
5176 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
5177 * config/m68k/print-sysroot-suffix.sh: New file.
5179 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5181 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
5182 of pic_offset_table_rtx if reload_completed.
5183 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
5184 PIC_OFFSET_TABLE_REGNUM.
5185 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
5187 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
5188 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
5190 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5192 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5193 functions that call eh_return.
5195 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5197 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5198 functions that need a constant pool.
5200 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5203 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
5204 (m68k_preferred_reload_class): Likewise.
5205 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
5206 (SECONDARY_RELOAD_CLASS): Define.
5207 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
5208 (LIMIT_RELOAD_CLASS): Delete.
5209 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
5210 registers from storing bytes.
5211 (m68k_secondary_reload_class): New function.
5212 (m68k_preferred_reload_class): Likewise.
5214 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5216 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
5218 (m68k_expand_prologue): Likewise.
5220 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5222 * config/m68k/m68k-protos.h (output_sibcall): Declare.
5223 (mips_expand_epilogue): Add a bool parameter.
5224 (m68k_legitimize_sibcall_address): Declare.
5225 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
5226 (m68k_expand_epilogue): Add a parameter to select between sibling
5227 and normal epilogues. Only generate a return for the latter.
5228 (m68k_ok_for_sibcall_p): New function.
5229 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
5230 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
5231 (sibcall_value, *sibcall_value): Likewise.
5232 (*call, *call_value): Require !SIBLING_CALL_P.
5233 (epilogue): Update call to m68k_expand_epilogue.
5234 (sibcall_epilogue): New pattern.
5235 * config/m68k/predicates.md (const_call_operand): Say that this
5236 predicate applies to sibling calls too.
5237 (sibcall_operand): New predicate.
5239 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5241 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
5242 alternatives as movsi_cf.
5243 (movsf_cf_hard): Add commentary.
5245 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
5246 Richard Sandiford <richard@codesourcery.com>
5248 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
5249 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
5250 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
5251 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
5252 as being live on exit from an interrupt function.
5253 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
5254 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
5255 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
5256 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
5257 (m68k_interrupt_function_p): Globalize.
5258 (m68k_compute_frame_layout): Remove reverse mask code.
5259 (m68k_emit_movem, m68k_set_frame_related): New functions.
5260 (m68k_output_function_prologue): Delete in favor of...
5261 (m68k_expand_prologue): ...this new function.
5262 (m68k_output_function_epilogue): Delete in favor of...
5263 (m68k_expand_epilogue): ...this new function.
5264 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
5266 (print_operand): Handle %?.
5267 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
5268 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
5269 (prologue, epilogue): New patterns.
5270 (return): Turn into a define_expand.
5271 (*return): New pattern, derived from old "return" pattern. Use rte
5272 rather than rts for interrupt functions. Only use rtd if the pop
5274 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
5275 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
5276 (link, *link, unlink, *unlink, load_got): Likewise.
5278 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5282 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
5283 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
5284 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
5285 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
5286 and m68k_matches_u_p.
5287 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
5288 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
5289 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
5290 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
5291 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
5292 (REG_STRICT_P): New macro.
5293 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
5294 PCREL_GENERAL_OPERAND_OK.
5295 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
5296 m68k_legitimate_base_reg_p.
5297 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
5298 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
5299 (PIC_CASE_VECTOR_ADDRESS): Update comment.
5300 * config/m68k/m68k.c (m68k_address): New structure.
5301 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
5302 (m68k_decompose_index, m68k_legitimate_constant_address_p)
5303 (m68k_jump_table_ref_p, m68k_decompose_address)
5304 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
5305 (m68k_matches_u_p): New functions.
5306 (print_operand_address): Rewrite to use m68k_decompose_index.
5308 2007-03-05 David Taylor <dtaylor@emc.com>
5310 * gcc.c: Correct copyright date in --version output.
5312 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5314 * pa.md: In unamed move patterns, disparge copies between general
5315 and floating point registers using '?' modifier. Don't include 'f'
5316 constraint for register preferences in DImode, SImode, HImode and
5317 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
5318 Remove constraints for copies between general and floating registers
5319 in soft-float DFmode pattern.
5320 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
5324 2007-03-05 Mike Stump <mrs@apple.com>
5326 * c-common.c (targetcm): Add.
5327 * c-opts.c (c_common_handle_option): Handle language specific
5329 * opts.c (handle_option): Verify language for target options, if
5331 * opth-gen.awk: Add CL_LANG_ALL.
5332 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
5333 (TARGETCM_INITIALIZER): Add.
5334 * target.h (struct gcc_targetcm): Add.
5336 * targhooks.c (default_handle_c_option): Add.
5337 * targhooks.h (default_handle_c_option): Add.
5338 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
5340 * config/darwin.opt (iframework): Add.
5341 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
5342 * config/darwin-c.c (handle_c_option): Add.
5343 (TARGET_HANDLE_C_OPTION): Add.
5345 * doc/invoke.texi (Darwin Options): Add -iframework.
5347 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5349 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
5352 2007-03-05 Ian Lance Taylor <iant@google.com>
5354 * c.opt (fgnu89-inline): New option.
5355 * c-opts.c (c_common_post_options): Set default value for
5357 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
5358 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
5360 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
5361 (grokdeclarator, start_function): Likewise.
5362 * c-cppbuiltin.c (c_cpp_builtins): Define either
5363 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
5364 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
5365 (C Dialect Options): Document -fgnu89-inline.
5366 * doc/extend.texi (Function Attributes): Explain what the
5367 gnu_inline attribute does.
5368 * doc/cpp.texi (Common Predefined Macros): Document
5369 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5371 2007-03-05 Ian Lance Taylor <iant@google.com>
5373 PR tree-optimization/31034
5374 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
5375 half-range if the other side is an overflow infinity.
5377 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5379 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
5380 (bfin*-linux-uclibc*): New configuration.
5381 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
5383 * config/bfin/linux.h: New file.
5384 * config/bfin/libgcc-bfin.ver: New file.
5385 * config/bfin/t-bfin-uclinux: New file.
5386 * config/bfin/t-bfin-linux: New file.
5387 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
5388 (TARGET_OS_CPP_BUILTINS): New macro.
5390 2007-03-05 Richard Guenther <rguenther@suse.de>
5392 * fold-const.c (fold_binary): Remove duplicate folding
5393 of comparison of non-null ADDR_EXPR against null.
5395 2007-03-05 Richard Guenther <rguenther@suse.de>
5396 Dorit Nuzman <dorit@il.ibm.com>
5398 PR tree-optimization/26420
5399 * tree-vectorizer.c (vectorize_loops): Bail out early if there
5400 are no loops in the function. Only print the number of
5401 vectorized loops if it is greater than zero or we are supposed
5402 to print information about unvectorized loops.
5404 2007-03-05 Revital Eres <eres@il.ibm.com>
5406 * gcc.dg/var-expand1.c: New test.
5407 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
5408 when an accumulator is expanded.
5410 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5413 * c-common.c (convert_and_check): Don't give warnings for
5414 conversion if 'expr' already overflowed.
5416 2007-03-04 Roger Sayle <roger@eyesopen.com>
5419 * fold-const.c (fold_comparison): Enforce type consistency when
5420 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
5422 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
5424 * tree-ssa-address.c (create_mem_ref): Do not put an expression
5425 containing a cast to the base of TARGET_MEM_REF.
5427 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
5429 * tree.c (tree_contains_struct_check_failed): Remove spurious
5430 whitespace from error message.
5432 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5435 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
5436 instead of precision.
5438 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
5439 Nathan Sidwell <nathan@codesourcery.com>
5441 * emit-rtl.c (find_auto_inc): New.
5442 (try_split): recreate REG_INC notes,
5443 Use regular for loops rather than whiles.
5445 2007-03-03 Andreas Schwab <schwab@suse.de>
5447 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
5448 * configure: Regenerate.
5450 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5452 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
5453 flag_rounding_math, not flag_unsafe_math_optimizations.
5455 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
5457 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
5458 alpha_fold_vector_minmax): Likewise.
5459 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5460 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
5462 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5464 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
5465 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
5466 if the lhs has side-effects.
5467 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
5469 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5471 * config/i386/i386.h (TUNEMASK): Remove define.
5472 (ARCHMASK): Remove define.
5473 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
5474 Use ix86_arch_mask variable instead of ARCHMASK.
5475 * config/i386/i386.c (override_options): Ditto.
5476 (standard_80387_constant_p): Ditto.
5478 2007-03-02 Ian Lance Taylor <iant@google.com>
5480 Used signed infinities in VRP.
5481 * tree-vrp.c (uses_overflow_infinity): New static function.
5482 (supports_overflow_infinity): New static function.
5483 (make_overflow_infinity): New static function.
5484 (negative_overflow_infinity): New static function.
5485 (positive_overflow_infinity): New static function.
5486 (is_negative_overflow_infinity): New static function.
5487 (is_positive_overflow_infinity): New static function.
5488 (is_overflow_infinity): New static function.
5489 (overflow_infinity_range_p): New static function.
5490 (compare_values_warnv): New function split out of compare_values.
5491 (compare_value): Call it.
5492 (set_value_range_to_nonnegative): Add overflow_infinity
5493 parameter. Change caller.
5494 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
5496 (vrp_expr_computes_nonzero): Likewise.
5497 (compare_ranges, compare_range_with_value): Likewise.
5498 (compare_name_with_value, compare_names): Likewise.
5499 (vrp_evaluate_conditional): Likewise.
5500 (set_value_range): Handle infinity
5501 (vrp_operand_equal_p, operand_less_p): Likewise.
5502 (extract_range_from_assert): Likewise.
5503 (vrp_int_const_binop): Likewise.
5504 (extract_range_from_binary_expr): Likewise.
5505 (extract_range_from_unary_expr): Likewise.
5506 (extract_range_from_comparison): Likewise.
5507 (extract_range_from_expr): Likewise.
5508 (dump_value_range): Likewise.
5509 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
5510 (test_for_singularity): Likewise.
5511 (vrp_int_const_binop): Remove inline qualifier.
5512 (adjust_range_with_scev): Add comment.
5513 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5515 2007-03-02 Diego Novillo <dnovillo@redhat.com>
5517 * tree-ssa-structalias.c (could_have_pointers): Tidy.
5518 (get_constraint_for): Likewise.
5519 (do_structure_copy): Likewise.
5520 (find_func_aliases): Fix references to MODIFY_EXPR.
5521 (intra_create_variable_infos): Tidy.
5522 * tree-ssa-operands.c (add_virtual_operand): Add argument
5524 When adding members of alias sets, if IS_CALL_SITE is true and
5525 the symbol is not call-clobbered, skip it.
5528 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5530 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
5531 entry by means of emit_insn_at_entry.
5533 2007-03-02 Richard Henderson <rth@redhat.com>
5535 * expr.h (promoted_input_arg): Remove decl.
5536 * function.c (promoted_input_arg): Merge into ...
5537 * combine.c (setup_incoming_promotions): ... only caller.
5538 Rearrange to avoid double loop.
5540 2007-03-02 Ben Elliston <bje@au.ibm.com>
5541 Peter Bergner <bergner@vnet.ibm.com>
5542 Janis Johnson <janis187@us.ibm.com>
5544 * config/rs6000/dfp.md: New file.
5545 * config/rs6000/rs6000.md: Include dfp.md.
5546 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
5547 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
5548 and TDmode decimal float modes in FP registers.
5549 (num_insns_constant): Likewise.
5550 (rs6000_legitimate_offset_address_p): Likewise.
5551 (rs6000_legitimize_address): Likewise.
5552 (rs6000_legitimize_reload_address): Likewise.
5553 (rs6000_legitimate_address): Likewise.
5554 (rs6000_emit_move): Likewise.
5555 (function_arg_boundary): Likewise.
5556 (function_arg_advance): Likewise.
5557 (rs6000_darwin64_record_arg_recurse): Likewise.
5558 (function_arg): Likewise.
5559 (rs6000_gimplify_va_arg): Likewise.
5560 (rs6000_split_multireg_move): Likewise.
5561 (rs6000_output_function_epilogue): Likewise.
5562 (rs6000_output_function_epilogue): Likewise.
5563 (rs6000_register_move_cost): Likewise.
5564 (rs6000_function_value): Likewise.
5565 (rs6000_libcall_value): Likewise.
5567 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5569 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
5571 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5573 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
5574 Use $MULTIDIR to choose between the kernel and RTP headers,
5575 and use $WIND_BASE and $WIND_USR to locate them.
5577 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5579 * config/i386/i386.c (override_options): Put initialization of
5580 ix86_tune_mask and ix86_arch_mask to the correct place.
5582 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5583 Michael Meissner <michael.meissner@amd.com>
5586 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
5588 (TARGET_CMOVE): Use ARCHMASK.
5589 (TARGET_CMPXCHG): Ditto.
5590 (TARGET_CMPXCHG8B): Ditto.
5591 (TARGET_XADD): Ditto.
5592 (TARGET_BSWAP): Ditto.
5593 * config/i386/i386.c (ix86_tune_mask): New global variable.
5594 (ix86_arch_mask): Ditto.
5595 (override_options): Initialize ix86_tune_mask and
5596 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
5599 2007-03-02 Ben Elliston <bje@au.ibm.com>
5602 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
5604 2007-03-02 Joseph Myers <joseph@codesourcery.com>
5606 * target.h (init_dwarf_reg_sizes_extra): New target hook.
5607 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
5608 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
5609 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
5611 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
5612 rs6000_init_dwarf_reg_sizes_extra): New.
5613 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
5614 SPE register high parts.
5616 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
5618 * Makefile.in: Add install-pdf target as
5619 copied from automake v1.10 rules.
5620 * configure.ac: Add install-pdf to target list.
5621 * configure: Regenerate.
5623 2007-03-01 Paul Brook <paul@codesourcery.com>
5625 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
5626 modes to LDRD for DImode.
5627 (output_move_double): Fixup out of range ldrd/strd.
5628 (vfp_secondary_reload_class): Rename...
5629 (coproc_secondary_reload_class): ... to this. Add wb argument.
5630 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
5631 coproc_secondary_reload_class for CLASS_IWMMXT.
5632 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
5633 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
5635 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5637 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
5638 factor by the estimated number of iterations.
5639 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
5642 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
5643 decode_caches_intel, detect_caches_intel): New functions.
5644 (host_detect_local_cpu): Use detect_caches_amd and
5645 detect_caches_intel.
5647 2007-03-01 Richard Henderson <rth@redhat.com>
5649 * expr.c (emit_move_complex_push): Export.
5650 (emit_move_complex_parts): Split out from ...
5651 (emit_move_complex): ... here.
5652 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
5653 * config/i386/i386.md (movcdi): New.
5655 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
5657 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
5658 size of mode1 to check for tieable modes in MMX case.
5660 2007-03-01 Richard Sandiford <richard@codesourcery.com>
5662 * Makefile.in (rtlanal.o): Depend on tree.h.
5663 * rtl.h (offset_within_section_p, split_const): Declare.
5664 * rtlanal.c: Include tree.h.
5665 (offset_within_block_p): New function, taken from
5666 mips_offset_within_object_p.
5667 (split_const): New function, taken from mips_split_const.
5668 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
5670 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5671 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
5672 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
5673 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5674 (m68k_illegitimate_symbolic_constant_p): New function.
5675 * config/m68k/m68k.md (movsi): Remove misleading predicates.
5676 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
5677 symbolic constant that might be outside the symbol's section,
5678 move the symbol first and then add the offset.
5679 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
5681 * config/mips/mips.c (mips_split_const): Delete.
5682 (mips_offset_within_object_p): Delete.
5683 (mips_symbolic_constant_p): Use offset_within_section_p and
5684 split_const instead of mips_offset_within_object_p and
5686 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
5687 (mips_legitimize_const_move, print_operand_reloc)
5688 (mips_dangerous_for_la25_p): Use split_const instead of
5691 2007-02-28 Eric Christopher <echristo@apple.com>
5693 * Makefile.in (install-include-dir): Don't rm -rf include.
5695 2007-02-28 Richard Guenther <rguenther@suse.de>
5698 * fold-const.c (fold_binary): Do not associate expressions
5699 with more than one variable for integer types that do not wrap.
5701 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
5703 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
5704 Delete, and replace with...
5705 (fold_builtin_call_array): This. Update callers to use it.
5706 * fold-const.c (fold_build_call_list): Delete, and replace with...
5707 (fold_build_call_array): This.
5708 (fold_build_call_list_initializer): Delete, and replace with...
5709 (fold_build_call_array_initializer): This.
5710 * tree.h: Update declarations to reflect above changes.
5712 * c-typeck.c (build_function_call): Store converted arguments
5713 in a stack-allocated array instead of building a list.
5714 (convert_arguments): Store arguments in the array passed in as an
5715 argument, and return the actual number of arguments.
5716 * c-format.c: (check_function_format): Pass arguments in an
5717 array instead of a list.
5718 * c-common.c (check_function_nonnull): Likewise.
5719 (check_function_sentinel): Likewise.
5720 (check_function_arguments): Likewise.
5721 * c-common.h: Update declarations to reflect above changes.
5723 2007-02-28 Jan Hubicka <jh@suse.cz>
5725 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
5726 PRED_NEGATIVE_RETURN): Update outcomes.
5728 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
5730 * calls.c (emit_library_call_value_1): Handle partial registers
5731 correctly when building up CALL_INSN_FUNCTION_USAGE.
5733 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5735 * pa/predicates.md (move_src_operand): Allow zero for mode.
5736 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
5739 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
5742 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
5743 *movv2df_internal): Enable pattern only for valid operand
5745 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
5746 tie only 128bit modes. For MMX registers, tie only 64bit modes.
5748 2007-02-27 Mike Stump <mrs@apple.com>
5750 * config/darwin-crt3.c: Avoid compilation when compiling for a
5753 2007-02-27 Joseph Myers <joseph@codesourcery.com>
5755 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
5757 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
5758 for fixed headers and limits.h.
5759 (install-include-dir, install-headers-tar, install-headers-cpio,
5760 install-headers-cp, real-install-headers-tar,
5761 real-install-headers-cpio, real-install-headers-cp): Handle
5762 include-fixed as well as include.
5763 (install-mkheaders): Don't install files that go only in include
5765 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
5766 from GCC_INCLUDE_DIR.
5767 * gcc.c (process_command): Remove special -BstageN/ handling.
5768 (do_spec_1): Add include-fixed directories.
5770 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5772 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
5774 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
5776 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
5779 2007-02-27 Mark Mitchell <mark@codesourcery.com>
5781 * c-common.c (get_priority): Add check for
5782 SUPPORTS_INIT_PRIORITY.
5784 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5786 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
5788 * config/bfin/bfin.c: Include "cfglayout.h".
5789 (MAX_LSETUP_DISTANCE): New macro.
5790 (struct loop_info): New members incoming, incoming_src and
5791 incoming_dest. Delete member predecessor.
5792 (length_for_loop): New function.
5793 (bfin_optimize_loop): Handle more different loop structures.
5794 (bfin_discover_loop): Rework detection of predecessor blocks by
5795 examining incoming edges.
5796 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
5798 (bfin_reorder_loops): New function.
5799 (bfin_reorg_loops): Use these three new functions.
5801 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
5802 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
5803 (CONSTRAINT_LEN): Add entry for 'q'.
5804 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
5805 Add 'q' constraints.
5806 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
5807 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
5809 * config/bfin/bfin.md (add_with_carry): New pattern.
5810 (s_or_u, su_optab, su_modifier): New code macros/attrs.
5811 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
5812 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
5813 support unsigned multiplies too. Removed incorrect commutativity from
5814 operand 1 constraint where appropriate.
5815 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
5817 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
5818 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
5820 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
5821 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
5822 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
5823 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
5824 usmulhisi_hh_huh): New patterns.
5826 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
5827 lshifthi3): Fix output template to use half reg for operand 2.
5829 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
5832 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
5834 2007-02-27 Andreas Schwab <schwab@suse.de>
5836 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
5838 2007-02-27 Jan Hubicka <jh@suse.cz>
5840 * predict.c (last_basic_block_p): Remove.
5841 (tree_estimate_probability): Update return heuristic for commonized
5844 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5846 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
5848 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5850 * doc/include/gcc-common.texi (versionsubtitle): New macro.
5851 * doc/cpp.texi: Standardize title page.
5852 * doc/cppinternals.texi: Likewise.
5853 * doc/gcc.texi: Standardize title page, remove version number
5854 from copyright page.
5855 * doc/gccint.texi: Likewise.
5856 * doc/install.texi: Standardize title page, add table of
5859 2007-02-26 Jan Hubicka <jh@suse.cz>
5861 * predict.def: Set outcomes according to more recent results.
5862 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
5863 Remove dead predictors.
5864 * predict.c (return_prediction): Fix pasto.
5866 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5868 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
5869 change; avoid a memory leak when returning early.
5871 2007-02-26 Mark Mitchell <mark@codesourcery.com>
5873 * c-decl.c (static_ctors): Move to c-common.c.
5874 (static_dtors): Likewise.
5875 (finish_function): Use c_record_cdtor_fn.
5876 (build_cdtor): Move to c-common.c.
5877 (c_write_global_declarations): Use c_build_cdtor_fns.
5878 * c-common.h (static_ctors): Declare.
5879 (static_dtors): Likewise.
5880 (c_record_cdtor_fn): Likewise.
5881 (c_build_cdtor_fns): Likewise.
5882 * c-common.c (static_ctors): New variable.
5883 (static_dtors): Likewise.
5884 (c_record_cdtor_fn): New function.
5885 (build_cdtor): Move from c-decl.c
5886 (c_build_cdtor_fns): New function.
5888 * output.h (assemble_addr_to_section): Declare.
5889 (get_cdtor_priority_section): Likewise.
5890 * varasm.c (assemble_addr_to_section): New function.
5891 (get_cdtor_priority_section): Likewise.
5892 (default_named_section_asm_out_destructor): Use them.
5893 (destor_dtor_section_asm_out_destructor): Likewise.
5894 (default_named_section_asm_out_constructor): Likewise.
5895 (default_ctor_section_asm_out_constructor): Likewise.
5896 * config.gcc (*-*-vxworks*): Include vxworks.o.
5897 * config/t-vxworks (vxworks.o): New target.
5898 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
5899 (TARGET_ASM_CONSTRUCTOR): Define.
5900 (TARGET_ASM_DESTRUCTOR): Likewise.
5901 (vxworks_asm_out_constructor): Declare.
5902 (vxworks_asm_out_destructor): Likewise.
5904 * c-common.c (get_priority): Check that we have not just an
5905 INTEGER_CST, but an integer constant with integeral type.
5907 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
5909 PR tree-optimization/30938
5910 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
5911 use &dt[nargs-1] instead of &dt[nargs] in the call to
5912 vect_is_simple_use().
5914 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
5916 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
5917 from register elimination as PRE_MODIFY / POST_MODIFY increments.
5918 Do not attempt to handle MEM inside auto-inc expressions.
5919 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
5920 of a register modified by an auto-inc expression. However, do handle
5921 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
5922 (elimination_effects): Prohibit elimination of a register modified
5923 by an auto-inc expression. Disable register elimination rules whose
5924 target register is modified by an auto-inc expression with variable
5927 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5929 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
5931 (array_at_struct_end_p): New function.
5932 (idx_infer_loop_bounds): Use it.
5933 (estimate_numbers_of_iterations_loop): Export.
5934 * predict.c (predict_loops): Use estimated_loop_iterations_int.
5935 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
5936 (tree_estimate_probability): Call record_loop_exits.
5937 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
5938 (estimated_loop_iterations, estimated_loop_iterations_int,
5939 estimated_loop_iterations_tree): New functions.
5940 (analyze_siv_subscript_cst_affine,
5941 compute_overlap_steps_for_affine_1_2,
5942 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
5943 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
5944 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
5945 (PRED_LOOP_ITERATIONS_GUESSED): New.
5946 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
5947 * cfgloop.h (estimate_numbers_of_iterations_loop,
5948 estimated_loop_iterations_int): Declare.
5950 2007-02-25 Mark Mitchell <mark@codesourcery.com>
5952 * doc/extend.texi: Document optional priority argument to
5953 constructors and destructors.
5954 * tree.c (init_priority_for_decl): Adjust GTY markers.
5955 (init_ttree): Use priority-info hash functions for
5956 init_priority_for_decl.
5957 (tree_map_eq): Rename to ...
5958 (tree_map_base_eq): ... this.
5959 (tree_map_marked_p): Rename to ...
5960 (tree_map_base_marked_p): ... this.
5961 (tree_map_base_hash): New function.
5962 (decl_init_priority_lookup): Rework.
5963 (decl_fini_priority_lookup): New function.
5964 (decl_priority_info): New function.
5965 (decl_init_priority_insert): Use it.
5966 (decl_fini_priority_insert): Likewise.
5967 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
5969 (decl_restrict_base_insert): Likewise.
5970 (decl_debug_expr_insert): Likewise.
5971 (decl_value_expr_lookup): Likewise.
5972 (decl_value_expr_insert): Likewise.
5973 * tree.h (priority_type): New type.
5974 (decl_init_priority_lookup): Use priority_type.
5975 (decl_fini_priority_lookup): New function.
5976 (decl_init_priority_insert): Use priority_type.
5977 (decl_fini_priority_insert): New function.
5978 (DECL_HAS_INIT_PRIORITY): Tweak comments.
5979 (DECL_INIT_PRIORITY): Likewise.
5980 (SET_DECL_INIT_PRIORITY): Add comment.
5981 (DECL_FINI_PRIORITY): New macro.
5982 (SET_DECL_FINI_PRIORITY): Likewise.
5983 (DEFAULT_INIT_PRIORITY): Document.
5984 (MAX_INIT_PRIORITY): Likewise.
5985 (MAX_RESERVED_INIT_PRIORITY): Likewise.
5986 (tree_map_base): New type.
5987 (tree_map_base_eq): New function.
5988 (tree_map_base_hash): Likewise.
5989 (tree_map_base_marked_p): Likewise.
5990 (tree_map): Inherit from tree_map_base.
5991 (tree_map_eq): Make it a macro.
5992 (tree_map_marked_p): Likewise.
5993 (tree_int_map): Inherit from tree_map_base.
5994 (tree_int_map_eq): Make it a macro.
5995 (tree_int_map_hash): Likewise.
5996 (tree_int_map_marked_p): Likewise.
5997 (tree_priority_map): New type.
5998 (tree_priority_map_eq): New macro.
5999 (tree_priority_map_hash): Likewise.
6000 (tree_priority_map_marked_p): Likewise.
6001 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6003 (emutls_common_1): Likewise.
6004 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6005 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6006 of tree_map hierarchy.
6007 * tree-cfg.c (move_stmt_r): Likewise.
6008 (new_label_mapper): Likewise.
6009 * c-tree.h (c_expand_body): Move to ...
6010 * c-common.h (c_expand_body): ... here.
6011 * c-decl.c (c_expand_body): Move to ...
6012 * c-common.c (c_expand_body): ... here.
6013 (c_common_attribute_table): Allow 1 argument for the constructor
6014 and destructor attributes.
6015 (get_priority): New function.
6016 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6017 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6019 2007-02-24 Jan Hubicka <jh@suse.cz>
6022 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6024 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6025 Jan Hubicka <jh@suse.cz>
6028 * i386.c (counter_mode): New function.
6029 (expand_set_or_movmem_via_loop): Use it.
6030 (expand_movmem_epilogue): Likewise; fix pasto.
6031 (ix86_expand_movmem): Do emit guard even for constant counts.
6032 (ix86_expand_setmem): Likewise.
6034 2007-02-25 Nick Clifton <nickc@redhat.com>
6036 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6037 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6039 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6042 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6043 count argument with 0x10, not with 0x16.
6044 (expand_setmem_epilogue): Ditto.
6046 2007-02-24 Mike Stump <mrs@apple.com>
6048 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6051 2007-02-24 Richard Guenther <rguenther@suse.de>
6054 * fold-const.c (fold_binary): Fold x +- CST op x for
6055 EQ_EXPR and NE_EXPR.
6057 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6059 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6061 2007-02-24 Jan Hubicka <jh@suse.cz>
6063 * cgraphunit.c (decide_is_function_needed): Honor
6064 -fkeep-inline-functions.
6066 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6068 * builtins.c (fold_builtin_modf): New.
6069 (fold_builtin_2): Use it.
6071 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6073 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6074 (determine_max_iter): Take additional LOOP arg; all callers changed.
6075 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6076 one using simplifications.
6077 (simplify_using_initial_values): Return if the expression becomes
6078 invalid due to altered regs.
6080 2007-02-23 DJ Delorie <dj@redhat.com>
6082 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6084 2007-02-23 Mike Stump <mrs@apple.com>
6086 * tlink.c (scan_linker_output): Parse linker messages from
6087 darwin9's linker better.
6089 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6092 * varpool.c (varpool_assemble_pending_decls): Set
6093 varpool_last_needed_node to null.
6095 2007-02-23 DJ Delorie <dj@redhat.com>
6097 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6098 alignment bigger than the object file can handle.
6100 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6103 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6104 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6105 (*movsf_1): Penalize MMX moves.
6107 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6109 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6110 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6112 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6114 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6116 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6117 (fold_builtin_1): Use them.
6118 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6119 BUILT_IN_SIGNIFICAND.
6121 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6123 * config/i386/i386.c (bdesc_1arg): Initialize
6124 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6125 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6126 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6127 and IX86_BUILTIN_MOVSLDUP.
6129 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6131 PR rtl-optimization/30841
6132 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6134 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6136 * builtins.c (fold_builtin_frexp): New.
6137 (fold_builtin_2): Use it.
6139 2007-02-22 Mark Mitchell <mark@codesourcery.com>
6141 * doc/invoke.texi (Spec Files): Document getenv spec function.
6143 * gcc.c (getenv_spec_function): New function.
6144 (static_spec_functions): Add it.
6145 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6146 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
6149 2007-02-22 Michael Matz <matz@suse.de
6152 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
6153 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
6155 2007-02-22 Ian Lance Taylor <iant@google.com>
6158 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
6159 (mem_loc_descriptor): Call it.
6161 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
6162 Ira Rosen <irar@il.ibm.com>
6164 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
6166 2007-02-22 Ira Rosen <irar@il.ibm.com>
6168 PR tree-optimization/30843
6169 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
6170 stores only after all the group is vectorized.
6172 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
6174 PR tree-optimization/30858
6175 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
6176 in the reduction cycle have a single use in the loop.
6177 * tree-vectorizer.h (relevant): Add documentation.
6179 2007-02-20 Mike Stump <mrs@apple.com>
6181 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
6182 * configure: Regenerate.
6184 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6186 Change the defaults of some parameters and options.
6187 * config/spu/spu-protos.h (spu_optimization_options): Declare.
6188 * config/spu/spu.c (spu_optimization_options): Add.
6189 (spu_override_options): Change params in spu_optimization_options.
6190 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
6192 Register 127 is only 16 byte aligned when used as a frame pointer.
6193 * config/spu/spu-protos.h (spu_init_expanders): Declare.
6194 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
6195 HARD_FRAME_POINTER_REGNUM.
6196 (spu_legitimate_address): Use regno_aligned_for_reload.
6197 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
6198 aligned when frame_pointer_needed is true.
6199 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
6201 * config/spu/spu.h (INIT_EXPANDERS): Define.
6203 Make sure shift and rotate instructions have valid immediate operands.
6204 * config/spu/predicates.md (spu_shift_operand): Remove.
6205 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
6206 * config/spu/constraints.md (W, O): Extend range.
6207 * config/spu/spu.md (umask, nmask): Define.
6208 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
6209 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
6210 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
6211 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
6212 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
6213 (lshr<mode>3_reg): Fix rtl description.
6215 Make sure mulhisi immediate operands are valid.
6216 * config/spu/predicates.md (imm_K_operand): Add.
6217 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
6219 Generate constants using fsmbi and andi.
6220 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
6221 (print_operand, spu_split_immediate, classify_immediate,
6222 fsmbi_const_p): Handle IC_FSMBI2.
6224 Correctly handle a CONST_VECTOR containing symbols.
6225 * config/spu/spu.c (print_operand): Handle HIGH correctly.
6226 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
6227 (immediate_load_p): Allow symbols that use 2 instructions to create.
6228 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
6229 with symbols when flag_pic is set.
6230 (const_vector_immediate_p): New.
6231 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
6232 accept a CONST_VECTOR with symbols.
6233 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
6234 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
6236 * config/spu/spu.md (high, low): Delete.
6237 (low_<mode>): Define.
6239 Remove INTRmode and INTR_REGNUM, which didn't work.
6240 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
6242 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
6243 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
6244 peephole2 pattern): Don't use INTR or 131.
6245 (movintrcc): Delete.
6246 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
6247 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
6248 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
6249 (UNSPEC_SET_INTR): Add.
6250 * config/spu/spu-modes.def (INTR): Remove.
6252 More accurate warnings about run-time relocations.
6253 * config/spu/spu.c (reloc_diagnostic): Test in_section.
6255 Correctly warn about immediate arguments to specific intrinsics.
6256 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
6257 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
6258 the instruction predicate.
6260 Fix tree check errors with latest update.
6261 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
6263 (spu_expand_builtin): Use CALL_EXPR_FN.
6265 Add missing specific intrinsics.
6266 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
6268 * config/spu/spu_internals.h: Ditto.
6270 Fix incorrect operand modifiers.
6271 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
6272 * config/spu/spu.md (xor<mode>3): Change %S to %J.
6274 Optimize one case of zero_extend of a vec_select.
6275 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
6277 Accept any immediate for hbr.
6278 * config/spu/spu.md (hbr): Change s constraints to i.
6280 2007-02-21 Paul Brook <paul@codesourcery.com>
6282 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
6283 condexec_count when skipping USE and CLOBBER.
6285 2007-02-21 Nick Clifton <nickc@redhat.com>
6287 * common.opt (Warray-bounds): Add Warning attribute.
6288 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
6290 (fsized-zeroes): Add Optimization attribute.
6291 (fsplit-wide-types, ftree-scev-cprop): Likewise.
6292 * c.opt (Wc++0x-compat): Add Warning attribute.
6294 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6297 * reload1.c (eliminate_regs_in_insn): In the single_set special
6298 case, attempt to re-recognize the insn before falling back to
6299 having reload fix it up.
6301 2007-02-20 Eric Christopher <echristo@gmail.com>
6303 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
6304 Rewrite accordingly.
6305 (frv_read_iacc_argument): Ditto.
6306 (frv_expand_set_builtin): Take a call instead of arglist, update for
6308 (frv_expand_unop_builtin): Ditto.
6309 (frv_expand_binop_builtin): Ditto.
6310 (frv_expand_cut_builtin): Ditto.
6311 (frv_expand_binopimm_builtin): Ditto.
6312 (frv_expand_voidbinop_builtin): Ditto.
6313 (frv_expand_int_void2arg): Ditto.
6314 (frv_expand_prefetches): Ditto.
6315 (frv_expand_voidtriop_builtin): Ditto.
6316 (frv_expand_voidaccop_builtin): Ditto.
6317 (frv_expand_load_builtin): Ditto.
6318 (frv_expand_store_builtin): Ditto.
6319 (frv_expand_mdpackh_builtin): Ditto.
6320 (frv_expand_mclracc_builtin): Ditto.
6321 (frv_expand_mrdacc_builtin): Ditto.
6322 (frv_expand_mwtacc_builtin): Ditto.
6323 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
6326 2007-02-20 Janis Johnson <janis187@us.ibm.com>
6328 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
6329 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
6331 (HAVE_GAS_DFP): Check for assembler support of decimal floating
6333 * configure: Regenerate.
6334 * config.in: Regenerate.
6335 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
6336 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
6337 masks to power6 and power6x and to POWERPC_MASKS.
6338 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6340 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
6341 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
6342 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6343 Access PROTOTYPE as variable, not mask.
6345 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6347 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
6348 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
6349 * combine.c (adjust_for_new_dest): Use it.
6350 * postreload.c (reload_combine): Likewise.
6352 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6354 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
6355 notes on an insn with multiple sets, even if single_set returns
6356 non-NULL for that insn.
6358 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6360 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
6363 2007-02-20 Geoffrey Keating <geoffk@apple.com>
6365 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
6366 if user didn't pass it.
6367 * config/i386/darwin.h (CC1_SPEC): Likewise.
6368 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
6369 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
6370 -mmacosx-version-min.
6372 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6373 Uros Bizjak <ubizjak@gmail.com>
6375 * optabs.h (enum optab_index): Add new OTI_scalb.
6376 (scalb_optab): Define corresponding macro.
6377 * optabs.c (init_optabs): Initialize scalb_optab.
6378 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
6380 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
6381 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
6382 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
6383 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
6384 flag_unsafe_math_optimizations is set.
6386 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
6387 to implement scalbf, scalb and scalbl built-ins as inline x87
6390 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6391 DJ Delorie <dj@redhat.com>
6394 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
6395 (diagnostic_report_diagnostic): ... here, and turn them into real
6396 errors. If warnings are inhibited, no need to do anything.
6398 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
6400 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
6401 better code generation.
6403 2007-02-20 Ben Elliston <bje@au.ibm.com>
6405 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
6407 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
6409 * config/alpha/alpha.c, config/alpha/alpha.md,
6410 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
6411 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
6412 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
6413 config/arm/lib1funcs.asm: Follow spelling conventions.
6415 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
6416 config/fr30/fr30.md, config/i386/i386.h,
6417 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6418 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
6419 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
6420 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
6421 config/rs6000/altivec.md, config/rs6000/rs6000.c,
6422 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
6423 config/sparc/sparc.c, config/sparc/sparc.h,
6424 config/sparc/sparc.md, config/spu/constraints.md,
6425 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
6428 2007-02-20 Alan Modra <amodra@bigpond.net.au>
6431 * varasm.c (use_blocks_for_decl_p): Return false for decls with
6434 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6436 * doc/invoke.texi (-ftree-lrs): Remove.
6438 2007-02-19 Diego Novillo <dnovillo@redhat.com>
6440 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
6443 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
6445 * config/ia64/ia64.c (ia64_expand_builtin): Use the
6446 new CALL_EXPR_FN macro for retrieving the function
6447 declaration of the input expression.
6449 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6451 * c.opt (Waddress): New.
6452 * common.opt (Walways-true): Delete.
6453 (Wstring-literal-comparison): Delete.
6454 * doc/invoke.texi (Warning Options): Delete -Walways-true and
6455 -Wstring-literal-comparison. Add -Waddress.
6457 (Walways-true): Delete.
6458 (Wstring-literal-comparison): Delete.
6459 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
6460 consistently instead of -Walways-true in example.
6461 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
6462 * c-typeck.c (parser_build_binary_op): Replace
6463 -Wstring-literal-comparison and -Walways-true with -Waddress.
6464 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
6467 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6469 * tree-cfg.c (dump_function_to_file): Be prepared for functions
6470 without DECL_STRUCT_FUNCTION initialized.
6472 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6474 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
6475 due to calls to functions taking pointers as parameters.
6477 2007-02-19 Richard Henderson <rth@redhat.com>
6480 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
6483 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
6485 * config/s390/s390.c (s390_call_saved_register_used,
6486 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
6487 accessed to the new scheme.
6489 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6491 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
6492 (cris_print_index, cris_print_operand, cris_print_operand_address)
6493 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6494 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
6495 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
6497 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
6498 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
6499 GO_IF_LEGITIMATE_ADDRESS): Ditto.
6500 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
6501 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
6502 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
6503 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
6504 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
6505 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
6506 (uminsi3, call, call_value): Ditto.
6507 (define_split: indir_to_reg_split, unnamed): Ditto.
6509 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
6511 PR tree-optimization/30975
6512 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
6515 2007-02-18 Eric Christopher <echristo@gmail.com>
6517 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
6518 Remove use of arglist.
6519 (mips_expand_builtin): Remove use of arglist, pass in expr.
6520 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
6521 (mips_expand_builtin_movtf): Ditto.
6522 (mips_expand_builtin_compare): Ditto.
6524 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6526 * tree-sra.c (sra_build_assignment): Replace assertion
6527 checking with a comment explaining why it can't be done.
6529 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6532 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
6533 during CALL_EXPR representation conversion.
6534 * tree-ssa-propagate.c (set_rhs): Likewise.
6536 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6538 * tree-sra.c (sra_build_assignment): Disable assertion checking
6541 2007-02-18 Roger Sayle <roger@eyesopen.com>
6543 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
6544 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6545 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
6547 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
6548 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
6549 gimplify_init_ctor_eval_range, gimple_push_cleanup,
6550 gimplify_omp_for, gimplify_omp_atomic_pipeline,
6551 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
6552 force_gimple_operand): Likewise.
6553 * ipa-cp.c (constant_val_insert): Likewise.
6554 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
6555 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
6556 perfect_nestify): Likewise.
6557 * langhooks.c (lhd_omp_assignment): Likewise.
6558 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
6559 lower_copyprivate_clauses, lower_send_clauses,
6560 lower_send_shared_vars, expand_parallel_call,
6561 expand_omp_for_generic, expand_omp_for_static_nochunk,
6562 expand_omp_for_static_chunk, expand_omp_sections,
6563 lower_omp_single_copy, lower_omp_for_lastprivate,
6564 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
6565 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6566 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
6569 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6571 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
6572 config/sh/sh.md: Follow spelling conventions.
6574 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
6575 config/frv/predicates.md: Follow spelling conventions.
6577 * config/m68k/linux-unwind.h: Fix a comment typo.
6578 * target.h: Follow spelling conventions.
6580 2007-02-18 Roger Sayle <roger@eyesopen.com>
6582 PR rtl-optimization/28173
6583 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
6584 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
6585 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
6586 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
6587 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
6589 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6591 * builtins.c (fold_builtin_load_exponent): New.
6592 (fold_builtin_2): Use it.
6594 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
6596 PR rtl-optimization/30773
6597 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
6598 if we fail to attach a REG_EQUIV note.
6600 2007-02-18 David Edelsohn <edelsohn@gnu.org>
6601 Roger Sayle <roger@eyesopen.com>
6603 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
6605 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6607 * calls.c (initialize_argument_information): Pass original EXP
6608 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
6609 code to split complex arguments here, as part of initializing the
6611 (expand_call): Remove code that builds a list of arguments and
6612 inserts implicit arguments into it. Instead, just count how many
6613 implicit arguments there will be so we can determine the size of
6614 the ARGS array, and let initialize_argument_information do the work.
6615 (split_complex_values): Delete unused function.
6617 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6619 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
6621 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6623 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
6624 for arg pointer based indexed addressing.
6626 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6628 * config/ia64/ia64.h, config/ia64/ia64.md,
6629 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
6630 spelling conventions.
6632 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6634 * config/m68k/m68k.c (split_di): New.
6635 * config/m68k/m68k-protos.h: Declare split_di.
6636 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
6637 Improve predicate handling and split constant shifts.
6639 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6641 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
6642 parameter for register bitfield operations, general predicates
6645 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6647 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
6648 * config/m68k/linux-unwind.h: New file.
6650 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6652 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
6653 config/i386/athlon.md, config/ia64/ia64.md,
6654 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
6655 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
6656 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
6657 tree-ssa-loop-niter.c, tree-vect-analyze.c,
6658 tree-vect-transform.c: Fix comment typos.
6660 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
6662 * sched-deps.c (find_insn_list): Remove.
6663 * sched-int.h: Remove the prototype for find_insn_list.
6665 2007-02-16 Geoffrey Keating <geoffk@apple.com>
6667 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
6669 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
6670 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
6671 darwin_rs6000_override_options.
6672 (C_COMMON_OVERRIDE_OPTIONS): Expect
6673 darwin_macosx_version_min to be non-NULL always.
6674 (TARGET_C99_FUNCTIONS): Likewise.
6675 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
6676 (DARWIN_MINVERSION_SPEC): New.
6677 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
6678 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
6680 (DARWIN_MINVERSION_SPEC): New.
6681 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
6683 * config/darwin-c.c (darwin_cpp_builtins): Expect
6684 darwin_macosx_version_min to be non-NULL always.
6686 * config/rs6000/rs6000.c: Clean up trailing whitespace.
6688 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
6690 * config/i386/i386.h (x86_use_xchgb): New.
6691 (TARGET_USE_XCHGB): New macro.
6692 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
6693 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
6694 Split after reload into bswaphi for shifts of 8.
6695 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
6696 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
6697 or when optimizing for size.
6699 2007-02-16 Richard Guenther <rguenther@suse.de>
6700 Christian Bruel <christian.bruel@st.com>
6702 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
6703 DECLs but prefer SSA_NAMEs over DECLs.
6705 2007-02-16 Richard Guenther <rguenther@suse.de>
6707 * tree-flow-inline.h (single_imm_use_p): Remove.
6708 (zero_imm_uses_p): Likewise.
6709 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
6710 instead of single_imm_use_p.
6711 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
6714 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6717 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
6718 nested double- and backquotes.
6720 2007-02-15 Roger Sayle <roger@eyesopen.com>
6723 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
6724 should be unreachable.
6725 (build2_stat): Allow construction of MODIFY_EXPR at any time.
6726 For the time being redirect GIMPLE_MODIFY_STMT to the new
6727 (renamed) build_gimple_modify_stmt_stat.
6728 (build2_gimple_stat): Rename to...
6729 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
6730 Always build a GIMPLE_MODIFY_STMT node.
6731 * tree.h (build2_gimple, build2_gimple_stat): Delete.
6732 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
6735 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
6736 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
6737 * tree-complex.c (set_component_ssa_name, expand_complex_move,
6738 expand_complex_div_wide): Likewise.
6739 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6740 * tree-ssa-loop-im.c (schedule_sm): Likewise.
6741 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
6742 * tree-ssa-loop-manip.c (create_iv): Likewise.
6743 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
6744 abs_replacement): Likewise.
6745 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
6746 realify_fake_stores): Likewise.
6748 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
6749 node rather than a GIMPLE_MODIFY_STMT node.
6750 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
6751 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
6753 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
6754 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
6757 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6760 * fold-const.c (fold_comparison): Add back the
6761 folding of constant complex comparisions.
6763 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6766 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
6767 effects unknown to this function, return early.
6769 2007-02-15 Ian Lance Taylor <iant@google.com>
6771 * lower-subreg.c (move_eh_region_note): New static function.
6772 (resolve_simple_move): Call it.
6773 (decompose_multiword_subregs): Track blocks for which we resolve a
6774 simple move which is also a control flow insn. Pass them to
6775 find_many_sub_basic_blocks.
6776 (pass_lower_subreg): Add TODO_verify_flow.
6777 (pass_lower_subreg2): Likewise.
6779 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6780 Brooks Moses <brooks.moses@codesourcery.com>
6781 Lee Millward <lee.millward@codesourcery.com>
6783 * tree.h (enum tree_code_class): Add tcc_vl_exp.
6784 (VL_EXP_CLASS_P): New.
6785 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
6787 (TREE_OPERAND_CHECK_CODE): Likewise.
6788 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
6789 (TREE_RTL_OPERAND_CHECK): Likewise.
6790 (tree_operand_check_failed): Make second parameter the whole tree
6791 instead of its code. Fixed callers.
6792 (VL_EXP_CHECK): New.
6793 (TREE_OPERAND_LENGTH): New.
6794 (VL_EXP_OPERAND_LENGTH): New.
6795 (CALL_EXPR_FN): New.
6796 (CALL_EXPR_STATIC_CHAIN): New.
6797 (CALL_EXPR_ARGS): New.
6798 (CALL_EXPR_ARG): New.
6799 (call_expr_nargs): New.
6800 (CALL_EXPR_ARGP): New.
6801 (build_nt_call_list): Declare.
6802 (build_vl_exp_stat): Declare.
6803 (build_vl_exp): New.
6804 (build_call_list): Declare.
6805 (build_call_nary): Declare.
6806 (build_call_valist): Declare.
6807 (build_call_array): Declare.
6808 (call_expr_arg): Declare.
6809 (call_expr_argp): Declare.
6810 (call_expr_arglist): Declare.
6811 (fold_build_call_list): Declare.
6812 (fold_build_call_list_initializer): Declare.
6813 (fold_call_expr): Declare to replace fold_builtin.
6814 (fold_builtin_fputs): Update to agree with modified definition.
6815 (fold_builtin_strcpy): Likewise.
6816 (fold_builtin_strncpy): Likewise.
6817 (fold_builtin_memory_chk): Likewise.
6818 (fold_builtin_stxcpy_chk): Likewise.
6819 (fold_builtin_strncpy_chk): Likewise.
6820 (fold_builtin_next_arg): Likewise.
6821 (fold_build_call_expr): Declare.
6822 (fold_builtin_call_list): Declare.
6823 (fold_builtin_call_valist): Declare.
6824 (build_call_expr): Declare.
6825 (validate_arglist): Update to agree with modified definition.
6826 (tree_operand_length): New.
6827 (call_expr_arg_iterator): New.
6828 (init_call_expr_arg_iterator): New.
6829 (next_call_expr_arg): New.
6830 (first_call_expr_arg): New.
6831 (more_call_expr_args_p): New.
6832 (FOR_EACH_CALL_EXPR_ARG): New.
6834 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
6835 and tcc_gimple_stmt.
6836 (tree_code_size): Update documentation. Use sizeof (tree) rather
6837 than sizeof (char *).
6838 (tree_size): Likewise. Add case for tcc_vl_exp.
6839 (tree_node_structure): Add case for tcc_vl_exp.
6840 (contains_placeholder_p): Likewise.
6841 (substitute_in_expr): Likewise.
6842 (substitute_placeholder_in_expr): Likewise.
6843 (stabilize_reference_1): Likewise.
6844 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
6845 to diagnose breakage of this interface for constructing CALL_EXPRs.
6846 (build_nt): Add similar assertion here.
6847 (build_nt_call_list): New.
6848 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
6849 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
6851 (get_callee_fndecl): Use new CALL_EXPR accessors.
6852 (tree_operand_check_failed): Change parameters to pass entire node
6853 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
6854 (process_call_operands): New.
6855 (build_vl_exp_stat): New.
6856 (build_call_list): New.
6857 (build_call_nary): New.
6858 (build_call_valist): New.
6859 (build_call_array): New.
6860 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6861 (call_expr_arglist): New.
6863 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
6864 tcc_vl_exp instead of a fixed-size tcc_expression.
6866 * doc/c-tree.texi (CALL_EXPR): Document new representation and
6867 accessors for CALL_EXPRs.
6868 (AGGR_INIT_EXPR): Likewise.
6870 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6871 Brooks Moses <brooks.moses@codesourcery.com>
6872 Lee Millward <lee.millward@codesourcery.com>
6874 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
6875 (expand_builtin_nonlocal_goto): Change parameter to be entire
6876 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
6877 (expand_builtin_prefetch): Likewise.
6878 (expand_builtin_classify_type): Likewise.
6879 (mathfn_built_in): Return NULL_TREE instead of 0.
6880 (expand_errno_check): Use new CALL_EXPR accessors.
6881 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
6882 Return NULL_RTX instead of 0.
6883 (expand_builtin_mathfn_2): Likewise.
6884 (expand_builtin_mathfn_3): Likewise.
6885 (expand_builtin_interclass_mathfn): Likewise.
6886 (expand_builtin_sincos): Likewise.
6887 (expand_builtin_cexpi): Likewise.
6888 (expand_builtin_int_roundingfn): Likewise.
6889 (expand_builtin_int_roundingfn_2): Likewise.
6890 (expand_builtin_pow): Likewise.
6891 (expand_builtin_powi): Likewise.
6892 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
6893 of arglist, fixing callers appropriately. Use new CALL_EXPR
6894 accessors and constructors. Return NULL_RTX instead of 0.
6895 (expand_builtin_strstr): Likewise.
6896 (expand_builtin_strchr): Likewise.
6897 (expand_builtin_strrchr): Likewise.
6898 (expand_builtin_strpbrk): Likewise.
6899 (expand_builtin_memcpy): Likewise.
6900 (expand_builtin_mempcpy): Likewise.
6901 (expand_builtin_mempcpy_args): New.
6902 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
6903 (expand_builtin_memmove_args): New.
6904 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
6905 (expand_movstr): Likewise.
6906 (expand_builtin_strcpy): Likewise.
6907 (expand_builtin_strcpy_args): New.
6908 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
6909 (expand_builtin_strncpy): Likewise.
6910 (expand_builtin_memset): Likewise.
6911 (expand_builtin_memset_args): New.
6912 (expand_builtin_bzero): Similarly to expand_builtin_memset.
6913 (expand_builtin_memcmp): Likewise.
6914 (expand_builtin_strcmp): Likewise.
6915 (expand_builtin_strncmp): Likewise.
6916 (expand_builtin_strcat): Likewise.
6917 (expand_builtin_strncat): Likewise.
6918 (expand_builtin_strspn): Likewise.
6919 (expand_builtin_strcspn): Likewise.
6920 (expand_builtin_args_info): Likewise.
6921 (expand_builtin_va_start): Likewise.
6922 (gimplify_va_arg_expr): Likewise.
6923 (expand_builtin_va_end): Likewise.
6924 (expand_builtin_va_copy): Likewise.
6925 (expand_builtin_frame_address): Likewise.
6926 (expand_builtin_alloca): Likewise.
6927 (expand_builtin_bswap): Likewise.
6928 (expand_builtin_unop): Likewise.
6929 (expand_builtin_fputs): Likewise.
6930 (expand_builtin_expect): Likewise.
6931 (expand_builtin_fabs): Likewise.
6932 (expand_builtin_copysign): Likewise.
6933 (expand_builtin_printf): Likewise.
6934 (expand_builtin_fprintf): Likewise.
6935 (expand_builtin_sprintf): Likewise.
6936 (expand_builtin_init_trampoline): Likewise.
6937 (expand_builtin_signbit): Likewise.
6938 (expand_builtin_fork_or_exec): Likewise.
6939 (expand_builtin_sync_operation): Likewise.
6940 (expand_builtin_compare_and_swap): Likewise.
6941 (expand_builtin_lock_test_and_set): Likewise.
6942 (expand_builtin_lock_release): Likewise.
6943 (expand_builtin): Likewise.
6944 (builtin_mathfn_code): Likewise.
6946 (fold_builtin_constant_p): Pass call arguments individually instead
6947 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6948 accessors and constructors. Return NULL_TREE instead of 0.
6949 (fold_builtin_expect): Likewise.
6950 (fold_builtin_classify_type): Likewise.
6951 (fold_builtin_strlen): Likewise.
6952 (fold_builtin_nan): Likewise.
6953 (integer_valued_real_p): Likewise.
6954 (fold_trunc_transparent_mathfn): Likewise.
6955 (fold_fixed_mathfn): Likewise.
6956 (fold_builtin_cabs): Likewise.
6957 (fold_builtin_sqrt): Likewise.
6958 (fold_builtin_cbrt): Likewise.
6959 (fold_builtin_cos): Likewise.
6960 (fold_builtin_cosh): Likewise.
6961 (fold_builtin_tan): Likewise.
6962 (fold_builtin_sincos): Likewise.
6963 (fold_builtin_cexp): Likewise.
6964 (fold_builtin_trunc): Likewise.
6965 (fold_builtin_floor): Likewise.
6966 (fold_builtin_ceil): Likewise.
6967 (fold_builtin_round): Likewise.
6968 (fold_builtin_int_roundingfn): Likewise.
6969 (fold_builtin_bitop): Likewise.
6970 (fold_builtin_bswap): Likewise.
6971 (fold_builtin_logarithm): Likewise.
6972 (fold_builtin_hypot): Likewise.
6973 (fold_builtin_pow): Likewise.
6974 (fold_builtin_powi): Likewise.
6975 (fold_builtin_exponent): Likewise.
6976 (fold_builtin_memset): Likewise.
6977 (fold_builtin_bzero): Likewise.
6978 (fold_builtin_memory_op): Likewise.
6979 (fold_builtin_bcopy): Deleted; call site changed to invoke
6980 fold_builtin_memory_op directly.
6981 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
6982 (fold_builtin_strncpy): Likewise.
6983 (fold_builtin_memcmp): Likewise.
6984 (fold_builtin_strcmp): Likewise.
6985 (fold_builtin_strncmp): Likewise.
6986 (fold_builtin_signbit): Likewise.
6987 (fold_builtin_copysign): Likewise.
6988 (fold_builtin_isascii): Likewise.
6989 (fold_builtin_toascii): Likewise.
6990 (fold_builtin_isdigit): Likewise.
6991 (fold_builtin_fabs): Likewise.
6992 (fold_builtin_abs): Likewise.
6993 (fold_builtin_fmin_fmax): Likewise.
6994 (fold_builtin_carg): Likewise.
6995 (fold_builtin_classify): Likewise.
6996 (fold_builtin_unordered_cmp): Likewise.
6998 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
6999 New functions split out from fold_builtin_1.
7000 (fold_builtin_n): New.
7001 (fold_builtin_varargs): New.
7002 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7004 (fold_call_expr): New.
7005 (build_function_call_expr): Rewrite to use new helper function.
7006 (fold_builtin_call_list): New.
7007 (build_call_expr): New.
7008 (fold_builtin_call_valist): New.
7009 (rewrite_call_expr): New.
7010 (validate_arg): New.
7011 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7012 of an arglist. Change return type to bool. Use new CALL_EXPR
7015 (fold_builtin_strstr): Pass call arguments individually instead
7016 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7017 accessors and constructors. Return NULL_TREE instead of 0.
7018 (fold_builtin_strchr): Likewise.
7019 (fold_builtin_strrchr): Likewise.
7020 (fold_builtin_strpbrk): Likewise.
7021 (fold_builtin_strcat): Likewise.
7022 (fold_builtin_strncat): Likewise.
7023 (fold_builtin_strspn): Likewise.
7024 (fold_builtin_strcspn): Likewise.
7025 (fold_builtin_fputs): Likewise.
7026 (fold_builtin_next_arg): Likewise.
7027 (fold_builtin_sprintf): Likewise.
7029 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7030 NULL_RTX instead of 0.
7031 (expand_builtin_memory_chk): Likewise.
7032 (maybe_emit_chk_warning): Likewise.
7033 (maybe_emit_sprintf_chk_warning): Likewise.
7035 (fold_builtin_object_size): Pass call arguments individually instead
7036 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7037 accessors and constructors. Return NULL_TREE instead of 0.
7038 (fold_builtin_memory_chk): Likewise.
7039 (fold_builtin_stxcpy_chk): Likewise.
7040 (fold_builtin_strncpy_chk): Likewise.
7041 (fold_builtin_strcat_chk): Likewise.
7042 (fold_builtin_strcat_chk): Likewise.
7043 (fold_builtin_strncat_chk): Likewise.
7044 (fold_builtin_sprintf_chk): Likewise.
7045 (fold_builtin_snprintf_chk): Likewise.
7046 (fold_builtin_printf): Likewise.
7047 (fold_builtin_vprintf): Likewise.
7049 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7051 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7052 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7053 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7054 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7055 (fold_unary): Likewise.
7056 (fold_binary): Likewise.
7057 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7058 ternary expressions.
7059 (fold): Add logic for tcc_vl_exp.
7060 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7061 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7062 (fold_build3_stat): Add assertion to flag broken interface for
7063 constructing CALL_EXPRs.
7064 (fold_build_call_list): New.
7065 (fold_build_call_list_initializer): New.
7066 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7068 (fold_strip_sign_ops): Likewise.
7070 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7071 Brooks Moses <brooks.moses@codesourcery.com>
7072 Lee Millward <lee.millward@codesourcery.com>
7074 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7075 accessors and dump arguments explicitly.
7077 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7079 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7081 (print_call_name): Use new CALL_EXPR accessors.
7083 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7084 CALL_EXPR arguments explicitly instead of as a list. Use
7085 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7087 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7088 (vrp_visit_stmt): Likewise.
7090 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7091 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7093 (force_move_till_expr): Likewise.
7095 * targhooks.c (default_external_stack_protect_fail): Use
7096 build_call_expr instead of build_function_call_expr.
7097 (default_hidden_stack_protect_fail): Likewise.
7099 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7102 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7103 and walk arguments explicitly.
7105 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7106 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7107 (expand_simple_operations): Likewise.
7108 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7110 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7111 of TREE_CODE_LENGTH.
7112 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7114 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7115 instead of TREE_CODE_LENGTH.
7117 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7118 (tree_ic_transform): Likewise.
7119 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7120 parameter instead of arglist. Fix callers.
7121 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7122 (tree_stringops_transform): Likewise.
7123 (tree_indirect_call_to_profile): Likewise.
7124 (tree_stringops_values_to_profile): Likewise.
7126 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7127 (eliminate_tail_call): Likewise.
7129 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7131 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7132 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7134 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7136 * omp-low.c (build_omp_barrier): Use build_call_expr.
7137 (lower_rec_input_clauses): Likewise.
7138 (lower_reduction_clauses): Likewise.
7139 (expand_parallel_call): Likewise.
7140 (maybe_catch_exception): Likewise.
7141 (expand_omp_for_generic): Likewise.
7142 (expand_omp_for_static_nochunk): Likewise.
7143 (expand_omp_sections): Likewise.
7144 (lower_omp_single_simple): Likewise.
7145 (lower_omp_single_copy): Likewise.
7146 (lower_omp_master): Likewise.
7147 (lower_omp_ordered): Likewise.
7148 (lower_omp_critical): Likewise.
7150 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
7151 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
7153 * tree-gimple.c (is_gimple_call_addr): Fix doc.
7154 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
7155 TREE_CODE_LENGTH. Add tcc_vl_exp case.
7157 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
7158 and generalize to handle any number of operands.
7159 (chrec_contains_undetermined): Likewise.
7160 (tree_contains_chrecs): Likewise.
7161 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
7163 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
7165 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
7166 fold_call_expr instead of fold_builtin.
7167 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
7168 match declarations there.
7169 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
7172 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
7173 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7175 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
7176 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
7178 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
7181 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
7182 (execute_cse_sincos): Use new CALL_EXPR accessors.
7184 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
7186 * gimple-low.c (lower_function_body): Use build_call_expr.
7187 (lower_builtin_setjmp): Likewise.
7189 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
7190 (set_storage_via_libcall): Likewise.
7191 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
7192 instead of TREE_CODE_LENGTH.
7193 (expand_expr_real_1): Use new CALL_EXPR accessors.
7195 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
7196 generalize to handle any number of operands.
7197 (TB_parent_eq): Likewise.
7199 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
7200 (strip_builtin_expect): Likewise.
7202 * function.c (gimplify_parameters): Use build_call_expr.
7204 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
7205 instead of TREE_CODE_LENGTH.
7207 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
7208 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
7210 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
7213 * gimplify.c (build_stack_save_restore): Use build_call_expr.
7214 (gimplify_decl_expr): Likewise.
7215 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
7216 Use new CALL_EXPR iterators.
7217 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
7218 (gimplify_modify_expr_to_memset): Likewise.
7219 (gimplify_variable_sized_compare): Likewise.
7220 (gimplify_omp_atomic_fetch_op): Likewise.
7221 (gimplify_omp_atomic_pipeline): Likewise.
7222 (gimplify_omp_atomic_mutex): Likewise.
7223 (gimplify_function_tree): Likewise.
7225 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
7226 (call_expr_flags): Likewise.
7227 (expand_call): Likewise.
7229 * except.c (expand_builtin_eh_return_data_regno): Pass entire
7230 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7233 * coverage.c (create_coverage): Use build_call_expr.
7235 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
7236 (temp_call_expr_obstack): New.
7237 (pool_copy_list): Delete.
7238 (temp_copy_call_expr): New.
7239 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
7240 CALL_EXPR accessors. Get rid of special goo for copying argument
7241 lists and use temp_copy_call_expr instead.
7242 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
7243 CALL_EXPR accessors.
7244 (create_expression_by_pieces): Likewise. Use build_call_array
7245 to construct the result instead of fold_build3.
7246 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
7247 dealing with argument lists.
7248 (init_pre): Remove references to expression_node_pool and
7249 list_node_pool. Init temp_call_expr_obstack instead.
7250 (fini_pre): Remove references to expression_node_pool and
7253 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
7254 and walk arguments explicitly instead of as a list.
7256 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
7257 (mx_register_decls): Likewise.
7258 (mudflap_register_call): Likewise.
7259 (mudflap_finish_file): Likewise.
7261 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
7262 (ipa_callsite_compute_param): Likewise.
7264 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
7265 accessors and constructor.
7267 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
7268 accessors and constructor.
7269 (convert_tramp_reference): Likewise.
7270 (convert_call_expr): Likewise.
7271 (finalize_nesting_tree_1): Likewise.
7273 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
7276 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
7278 * tree-inline.c (initialize_inlined_parameters): Pass entire
7279 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7281 (estimate_num_insns_1): Use new CALL_EXPR accessors.
7282 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
7284 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
7285 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7286 (vectorizable_reduction): Likewise.
7287 (vectorizable_call): Use new CALL_EXPR iterators.
7288 (vectorizable_conversion): Use build_call_expr.
7289 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
7290 (vect_gen_widened_results_half): Use build_call_expr.
7291 (vect_setup_realignment): Likewise.
7292 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
7294 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
7295 (pass_through_call): Likewise.
7296 (compute_object_sizes): Likewise. Use fold_call_expr instead of
7299 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
7300 (tree_gen_pow2_profiler): Likewise.
7301 (tree_gen_one_value_profiler): Likewise.
7302 (tree_gen_ic_func_profiler): Likewise.
7303 (tree_gen_average_profiler): Likewise.
7304 (tree_gen_ior_profiler): Likewise.
7306 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
7307 (find_func_aliases): Use new CALL_EXPR accessors. Add case
7308 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7310 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
7311 of TREE_CODE_LENGTH.
7313 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
7314 of TREE_CODE_LENGTH.
7316 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
7318 (convert_to_integer): Likewise.
7320 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
7323 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7324 Brooks Moses <brooks.moses@codesourcery.com>
7325 Lee Millward <lee.millward@codesourcery.com>
7327 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
7329 * config/frv/frv.c (frv_expand_builtin): Likewise.
7330 * config/s390/s390.c (s390_expand_builtin): Likewise.
7332 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
7333 (sparc_expand_builtin): Use new CALL_EXPR accessors.
7335 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
7336 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
7337 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
7338 (ix86_expand_store_builtin): Likewise.
7339 (ix86_expand_unop_builtin): Likewise.
7340 (ix86_expand_unop1_builtin): Likewise.
7341 (ix86_expand_sse_compare): Likewise.
7342 (ix86_expand_sse_comi): Likewise.
7343 (ix86_expand_vec_init_builtin): Likewise.
7344 (ix86_expand_vec_ext_builtin): Likewise.
7345 (ix86_expand_vec_set_builtin): Likewise.
7346 (ix86_expand_builtin): Use new CALL_EXPR accessors.
7348 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
7349 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7351 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
7352 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7353 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
7355 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
7357 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7358 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
7359 arglist. Use new CALL_EXPR accessors. Fix callers.
7360 (altivec_expand_abs_builtin): Likewise.
7361 (rs6000_expand_binop_builtin): Likewise.
7362 (altivec_expand_predicate_builtin): Likewise.
7363 (altivec_expand_lv_builtin): Likewise.
7364 (spe_expand_stv_builtin): Likewise.
7365 (altivec_expand_stv_builtin): Likewise.
7366 (rs6000_expand_ternop_builtin): Likewise.
7367 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
7368 (altivec_expand_st_builtin): Likewise.
7369 (altivec_expand_dst_builtin): Likewise.
7370 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
7371 arglist. Use new CALL_EXPR accessors. Fix callers.
7372 (altivec_expand_vec_set_builtin): Likewise.
7373 (altivec_expand_vec_ext_builtin): Likewise.
7374 (altivec_expand_builtin): Use new CALL_EXPR accessors.
7375 (spe_expand_builtin): Likewise.
7376 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
7377 arglist. Use new CALL_EXPR accessors. Fix callers.
7378 (spe_expand_evsel_builtin): Likewise.
7379 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
7380 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
7382 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
7383 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7384 (arm_expand_unop_builtin): Likewise.
7385 (arm_expand_builtin): Use new CALL_EXPR accessors.
7387 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
7390 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
7391 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7392 (bfin_expand_unop_builtin): Likewise.
7393 (bfin_expand_builtin): Use new CALL_EXPR accessors.
7395 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7396 Brooks Moses <brooks.moses@codesourcery.com>
7397 Lee Millward <lee.millward@codesourcery.com>
7399 * c-semantics.c (build_stmt): Add internal diagnostic check.
7401 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
7402 accessors. Print arguments explicitly instead of as a list.
7404 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
7406 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
7407 (c_finish_omp_flish): Likewise.
7409 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
7410 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
7411 instead of TREE_CODE_LENGTH.
7412 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
7413 (c_warn_unused_result): Likewise.
7415 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7418 * doc/invoke.texi (Warning Options): Remove
7419 -Werror-implicit-function-declaration.
7420 (Wimplicit-function-declaration): Update description.
7421 * opts.c (common_handle_option): Move handling of -Werror=* to...
7422 (enable_warning_as_error): ...here.
7423 * opts.h (enable_warning_as_error): Declare.
7424 * c-decl.c (implicit_decl_warning): Unless
7425 -Wno-implicit-function-declaration is given, emit a pedwarn if
7426 -std=c99 or emit a warning if -Wimplicit-function-declaration.
7427 * c.opt (Wimplicit-function-declaration): Replace
7428 mesg_implicit_function_declaration with
7429 warn_implicit_function_declaration.
7430 * c-opts.c (c_common_handle_option):
7431 -Werror-implicit-function-declaration is exactly equal as
7432 -Werror=implicit-function-declaration.
7433 (set_Wimplicit): Replace mesg_implicit_function_declaration with
7434 warn_implicit_function_declaration.
7435 (c_common_post_options): -Wimplict-function-declaration is enabled
7436 by default by -std=c99, otherwise is disabled by default.
7437 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
7439 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7441 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
7442 DECL on the rhs to a DECL on the lhs for debug info purposes if the
7443 former is ignored but not the latter.
7445 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7447 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
7448 is made and the reference doesn't use the alias set of its type,
7449 do not create the temporary using that type.
7451 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
7453 * jump.c: Remove prototypes for delete_computation and
7454 delete_prior_computation.
7456 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7458 * jump.c (get_label_after): Delete.
7459 (get_label_before, delete_computation, delete_jump,
7460 delete_prior_computation, follow_jumps): Move...
7461 * reorg.c (delete_computation, delete_prior_computation): ... here...
7462 (get_label_before, delete_jump): ... making these static ...
7463 (follow_jumps): ... and simplifying this since it only runs after
7465 * rtl.h (get_label_after, get_label_before, delete_jump,
7466 follow_jumps): Delete prototypes.
7468 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7470 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
7472 2007-02-15 Nick Clifton <nickc@redhat.com>
7474 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
7475 order to prevent it from being munged by the target.
7477 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
7479 * config/i386/i386.md: Remove misleading comment.
7481 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7483 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
7484 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
7487 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7489 * tree-sra.c (instantiate_missing_elements): Canonicalize
7491 (sra_build_assignment): New.
7492 (generate_copy_inout, generate_element_copy,
7493 generate_element_zero, generate_one_element_init): Use it.
7495 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7497 * tree-sra.c (instantiate_missing_elements): Canonicalize
7499 (sra_build_assignment): New.
7500 (generate_copy_inout, generate_element_copy,
7501 generate_element_zero, generate_one_element_init): Use it.
7503 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7505 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
7508 2007-02-14 Joseph Myers <joseph@codesourcery.com>
7510 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
7511 types as aggregates not scalars.
7512 * function.c (assign_stack_temp_for_type): Likewise.
7514 2007-02-14 Roger Sayle <roger@eyesopen.com>
7515 Zdenek Dvorak <dvorakz@suse.cz>
7517 * tree-dump.c (dump_switch_p_1): Require exact match of the option
7520 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
7522 * passes.c (next_pass_1): Clear the next field of the copied
7525 2007-02-14 Richard Henderson <rth@redhat.com>
7527 * tree-sra.c (early_sra): New.
7528 (decl_can_be_decomposed_p): Deny va_list if early_sra.
7529 (tree_sra_early, pass_sra_early): New.
7530 * tree-pass.h (pass_sra_early): Declare.
7531 * passes.c (init_optimization_passes): Use it.
7533 2007-02-14 Richard Guenther <rguenther@suse.de>
7535 * flags.h (issue_strict_overflow_warning): Convert to a macro.
7537 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
7539 PR tree-optimization/30771
7540 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
7542 (vect_analyze_operations): Induction phis can now be marked as
7544 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
7545 Update documentation accordingly.
7547 2007-02-14 Nick Clifton <nickc@redhat.com>
7549 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
7550 most 3 arguments are supported.
7551 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
7553 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
7555 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
7556 Ensure dst->current is valid.
7558 2007-02-13 Paul Brook <paul@codesourcery.com>
7560 * config.gcc: Add arm*-*-uclinux-*eabi.
7561 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7562 (SUBTARGET_EXTRA_LINK_SPEC): Define.
7563 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
7564 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
7565 (LINK_SPEC): Define.
7567 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
7569 * config/arm/uclinux-eabi.h: New file.
7570 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
7571 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
7574 2007-02-13 Ian Lance Taylor <iant@google.com>
7576 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
7577 * flags.h (warn_strict_overflow): Declare.
7578 (enum warn_strict_overflow_code): Define.
7579 (issue_strict_overflow_warning): New static inline function.
7580 * opts.c (warn_strict_overflow): New variable.
7581 (common_handle_option): Handle OPT_Wstrict_overflow and
7582 OPT_Wstrict_overflow_.
7583 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
7585 * fold-const.c: Include intl.h.
7586 (fold_deferring_overflow_warnings): New static variable.
7587 (fold_deferred_overflow_warning): New static variable.
7588 (fold_deferred_overflow_code): New static variable.
7589 (fold_defer_overflow_warnings): New function.
7590 (fold_undefer_overflow_warnings): New function.
7591 (fold_undefer_and_ignore_overflow_warnings): New function.
7592 (fold_deferring_overflow_warnings_p): New function.
7593 (fold_overflow_warning): New static function.
7594 (make_range): Add strict_overflow_p parameter. Change all
7596 (extract_muldiv, extract_muldiv_1): Likewise.
7597 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
7598 tree_expr_nonnegative_p.
7599 (fold_negate_expr): Call fold_overflow_warning.
7600 (fold_range_test): Likewise.
7601 (fold_comparison): Likewise.
7602 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
7603 instead of tree_expr_nonnegative_p.
7604 (tree_expr_nonnegative_warnv_p): Rename from
7605 tree_expr_nonnegative_p, add strict_overflow_p parameter.
7606 (tree_expr_nonnegative_p): New function.
7607 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
7608 strict_overflow_p parameter.
7609 (tree_expr_nonzero_p): New function.
7610 * passes.c (verify_interpass_invariants): New static function.
7611 (execute_one_pass): Call it.
7612 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
7614 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
7615 (estimate_numbers_of_iterations): Likewise.
7616 (scev_probably_wraps_p): Likewise.
7617 * tree-ssa-ccp.c: Include "toplev.h".
7618 (evaluate_stmt): Defer fold overflow warnings until we know we are
7620 (struct fold_stmt_r_data): Add stmt field.
7621 (fold_stmt_r): Defer fold overflow warnings until we know we
7623 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
7624 (fold_stmt_inplace): Likewise.
7625 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
7626 (cleanup_control_expr_graph): Defer fold overflow warnings until
7627 we know we are going to optimize.
7628 * tree-cfg.c (fold_cond_expr_cond): Likewise.
7629 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
7631 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7632 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
7633 * tree-ssa-loop-manip.c (create_iv): Likewise.
7634 * c-typeck.c (build_conditional_expr): Likewise.
7635 (build_binary_op): Likewise.
7636 * tree-vrp.c (vrp_expr_computes_nonzero): Call
7637 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
7638 (extract_range_from_unary_expr): Likewise.
7639 * simplify-rtx.c (simplify_const_relational_operation): Warn when
7640 assuming that signed overflow does not occur.
7641 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
7642 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
7643 (fold_defer_overflow_warnings): Declare.
7644 (fold_undefer_overflow_warnings): Declare.
7645 (fold_undefer_and_ignore_overflow_warnings): Declare.
7646 (fold_deferring_overflow_warnings_p): Declare.
7647 (tree_expr_nonzero_warnv_p): Declare.
7648 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
7650 (Warning Options): Document -Wstrict-overflow.
7651 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
7652 (tree-ssa-ccp.o): Likewise.
7653 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
7654 (fold-const.o): Depend on intl.h.
7656 2007-02-13 Ian Lance Taylor <iant@google.com>
7659 * lower-subreg.c (resolve_simple_move): Decompose subregs in
7662 2007-02-13 Stuart Hastings <stuart@apple.com>
7664 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
7666 2007-02-13 Richard Henderson <rth@redhat.com>
7668 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
7669 handled_component_p before looking for the indirect_ref.
7671 2007-02-13 Richard Henderson <rth@redhat.com>
7673 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
7674 remove flags clobber.
7675 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
7676 (bswaphi_lowpart): New.
7677 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
7678 remove TARGET_BSWAP test. Delete expander of the same name.
7680 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
7681 (expand_unop): Use them.
7683 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
7685 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
7686 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
7687 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
7688 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
7689 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
7690 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
7691 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
7692 assembler dialect choice from asm templates.
7694 2007-02-12 Richard Henderson <rth@redhat.com>
7696 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
7697 (fixuns_trunc<SSEMODEF>si2): Use it.
7698 * config/i386/sse.md (vec_setv4sf_0): Export.
7699 * config/i386/i386.c (ix86_build_const_vector): Export.
7700 (ix86_split_convert_uns_si_sse): Rename from
7701 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
7702 * config/i386/i386-protos.h: Update.
7704 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7707 * c-typeck.c (c_finish_return): Improve warning message.
7709 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7711 * alias.c (find_symbolic_term): Delete unused function.
7713 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
7715 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
7716 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
7717 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
7719 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7721 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7722 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
7723 the function, temporarily point the debug interface to the null one.
7725 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7727 * dwarf2out.c (round_up_to_align): New static function.
7728 (field_byte_offset): Use it to round the offset.
7730 2007-02-12 Richard Henderson <rth@redhat.com>
7732 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
7733 (inswl_const): Export.
7735 2007-02-12 Richard Henderson <rth@redhat.com>
7737 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
7738 result mode of the libcall, convert back to outmode.
7740 2007-02-12 Roger Sayle <roger@eyesopen.com>
7742 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
7743 (bswapdi2): New define_expand to implement 32-bit implementation.
7745 2007-02-12 Nick Clifton <nickc@redhat.com>
7747 * doc/invoke.texi (Overall Options): Document --help=.
7748 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
7749 (cc1_options): Pass --help= on to cc1.
7750 (display_help): Add description of --help=.
7751 (process_command): Add code to handle --help=. Allow translated
7752 --help and --target-help switches to be passed on to compiler
7754 (main): Remove unused if statement.
7755 * opts.c (columns): Remove.
7756 (LEFT_COLUMN): Define.
7757 (wrap_help): Add columns argument.
7758 (print_filtered_help): Change parameters to be an include bitmask,
7759 an exclude bitmask, an any bitmask and the column width. Move the
7760 code to display the params list here. Add code to display the
7761 status of options rather than their descriptions if the quiet flag
7763 (print_specific_help): Change parameters to be an include bitmask,
7764 an exclude bitmask and an any bitmask. Move code to look up the
7765 column width here. Decide upon the title for an options listing.
7766 (common_handle_options): Add code to handle --help=. Adapt code
7767 for --help and --target-help to use the revised form of the
7768 print_specific_help function.
7769 (print_help): Delete.
7770 (print_param_help): Delete.
7771 (print_switch): Delete.
7772 * opts.h (cl_lang_count): Add prototype.
7773 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
7774 CL_MAX_OPTION_CLASS): New defines.
7775 * optc-gen.awk: Add construction of cl_lang_count.
7776 * c.opt: Add Warning attribute to warning options and Optimization
7777 attribute to optimization options.
7778 * common.opt: Likewise.
7780 Add -fhelp and -ftarget-help as aliases for the transformed --help
7781 and --target-help options.
7782 * opt-functions.awk: Add code to handle Warning and Optimization
7785 2007-02-12 Richard Henderson <rth@redhat.com>
7787 * config/alpha/constraints.md: New file.
7788 * config/alpha/alpha.c: Include tm-constrs.h.
7789 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
7790 alpha_extra_constraint): Remove.
7791 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
7792 * config/alpha/alpha-protos.h: Update.
7793 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
7794 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
7795 (EXTRA_CONSTRAINT): Remove.
7796 * config/alpha/alpha.md: Include constraints.md.
7797 (adddi splitter): Use satisfies_constraint_*.
7798 * config/alpha/predicates.md (add_operand): Likewise.
7799 (sext_add_operand, addition_operation): Likewise.
7801 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
7803 PR tree-optimization/29145
7804 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
7805 in our handling of restrict qualified pointers.
7807 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7810 * doc/invoke.texi (Wunused-value): Update description.
7811 (Wextra): Delete item.
7812 * opts.c (set_Wextra): Don't use the value of Wextra to set the
7813 value of Wunused-value.
7814 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
7815 (c_finish_stmt_expr): Don't check extra_warnings.
7816 (emit_side_effect_warnings): The caller is responsible to check
7819 2007-02-11 Roger Sayle <roger@eyesopen.com>
7820 Matt Thomas <matt@3am-software.com>
7822 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
7824 2007-02-11 Roger Sayle <roger@eyesopen.com>
7826 * simplify-rtx.c (simplify_relational_operation_1): Optimize
7827 comparisons of POPCOUNT against zero.
7828 (simplify_const_relational_operation): Likewise.
7830 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7832 * doc/invoke.texi (Wextra): Delete outdated paragraph.
7834 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7836 * dwarf2out.c (root_type): Delete unused function.
7838 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7840 * genattrtab.c (contained_in_p): Delete unused function.
7841 (write_expr_attr_cache): Likewise.
7843 2007-02-11 Jan Hubicka <jh@suse.cz>
7845 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
7848 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
7850 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
7851 to add the REG_EQ* note.
7852 * see.c (see_merge_one_use_extension): Likewise.
7853 * local-alloc.c (update_equiv_regs): Likewise. Also don't
7854 turn REG_EQUAL notes into REG_EQUIV notes if the target
7855 register may have more than one set.
7856 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
7857 * gcse.c (try_replace_reg): Likewise.
7858 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
7859 * calls.c (fixup_tail_calls): Likewise. Abort if there is
7860 more than one REG_EQUIV note.
7861 * reload1.c (gen_reload): Use set_unique_reg_note.
7863 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
7865 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
7866 (ix86_builtin_conversion): New function.
7868 2007-02-06 Mark Mitchell <mark@codesourcery.com>
7871 * tree.h (DECL_REPLACEABLE_P): New macro.
7872 * except.c (set_nothrow_function_flags): Likewise.
7874 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
7875 Ira Rosen <irar@il.ibm.com>
7876 Dorit Nuzman <dorit@il.ibm.com>
7878 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
7879 * targhooks.c (default_builtin_vectorized_conversion): New.
7880 * targhooks.h (default_builtin_vectorized_function): New declaration.
7881 * target.h (struct vectorize): Add builtin_conversion field.
7882 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
7883 stmt_vec_info_type value.
7884 (vectorizable_conversion): New declaration.
7885 * tree-vect-analyze.c (vect_analyze_operations): Add
7886 vectorizable_conversion call.
7887 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
7888 * tree-vect-transform.c (vectorizable_conversion): New function.
7889 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
7890 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
7892 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
7893 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
7894 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
7895 or ALTIVEC_BUILTIN_VCFSX.
7897 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7900 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
7901 CONST_DOUBLE and operand 0 is a hard register.
7902 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
7903 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
7904 is a hard floating-point register.
7906 2007-02-10 Richard Henderson <rth@redhat.com>
7907 Jakub Jelinek <jakub@redhat.com>
7908 Alexandre Oliva <aoliva@redhat.com>
7910 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
7911 * builtin-types.def (BT_WORD): Make unsigned.
7912 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
7913 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
7914 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
7915 * c-decl.c (grokdeclarator): Don't error if !have_tls.
7916 * c-parser.c (c_parser_omp_threadprivate): Likewise.
7917 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
7919 * expr.c (emutls_var_address): New.
7920 (expand_expr_real_1): Expand emulated tls.
7921 (expand_expr_addr_expr_1): Likewise.
7922 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
7923 * output.h (emutls_finish): Declare.
7924 * toplev.c (compile_file): Call it.
7925 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
7926 address before wrapping in CONST.
7927 * varasm.c (emutls_htab, emutls_object_type): New.
7928 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
7929 (get_emutls_object_name, get_emutls_object_type): New.
7930 (get_emutls_init_templ_addr, emutls_decl): New.
7931 (emutls_common_1, emutls_finish): New.
7932 (assemble_variable): When emulating tls, swap decls; generate
7933 constructor for the emutls objects.
7934 (do_assemble_alias): When emulating tls, swap decl and target name.
7935 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
7937 * varpool.c (decide_is_variable_needed): Look at force_output.
7938 Recurse for emulated tls.
7939 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
7940 with decide_is_variable_needed.
7941 * emutls.c: New file.
7942 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
7943 tls_object for real tls.
7945 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7947 PR rtl-optimization/29599
7948 * reload1.c (eliminate_regs_in_insn): Take the destination
7949 mode into account when computing the offset.
7951 2007-02-09 Stuart Hastings <stuart@apple.com>
7952 Richard Henderson <rth@redhat.com>
7954 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
7955 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
7956 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
7957 fixuns_truncdfhi2): New.
7958 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
7959 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
7960 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
7961 (floatunssidf2): Allow nonimmediate source.
7962 * config/i386/sse.md (movdi_to_sse): New.
7963 (vec_concatv2di): Drop '*'.
7964 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
7965 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
7966 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
7968 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
7969 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
7970 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
7971 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
7972 (ix86_build_signbit_mask): Fix decl of v, refactor to call
7973 ix86_build_const_vector.
7974 (x86_emit_floatuns): Rewrite.
7976 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7978 * genautomata.c (longest_path_length): Delete unused function.
7979 (struct state): Delete unused longest_path_length.
7980 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
7981 (get_free_state): Delete unused.
7983 2007-02-09 Jan Hubicka <jh@suse.cz>
7985 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
7986 * doc/invoke.texi (inline-unit-growth): Update default value.
7988 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
7989 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
7990 (rebuild_cgraph_edges): Likewise.
7991 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
7992 (dump_cgraph_node): Dump frequencies.
7993 (cgraph_clone_edge): Add frequency scales.
7994 (cgraph_clone_node): Add freuqnecy.
7995 * cgraph.h (cgraph_edge): Add freuqnecy argument.
7996 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
7997 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
7998 * tree-pass.h (TODO_rebuild_frequencies): New constant.
7999 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8000 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8001 (save_inline_function_body): Likewise.
8002 * ipa-inline.c: inluce rtl.h
8003 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8004 (cgraph_edge_badness): Use frequencies.
8005 (cgraph_decide_recursive_inlining): Update clonning.
8006 (cgraph_decide_inlining_of_small_function): Dump frequency.
8007 * predict.c (estimate_bb_frequencies): Export.
8008 * predict.h (estimate_bb_frequencies): Declare.
8009 * tree-inline.c (copy_bb): Watch overflows.
8010 (expand_call_inline): Update call of cgraph_create_edge.
8011 (optimize_inline_calls): Use TODO flags to update frequnecies.
8012 * passes.h: Include predict.h
8013 (init_optimization_passes): Move profile ahead.
8014 (execute_function_todo): Handle TODO_rebuild_frequencies.
8016 2007-02-09 Roger Sayle <roger@eyesopen.com>
8018 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8019 the insbl or inswl pattern into a register.
8021 2007-02-09 Roger Sayle <roger@eyesopen.com>
8023 * config/ia64/ia64.md (bswapdi2): New define_insn.
8025 2007-02-09 Richard Henderson <rth@redhat.com>
8027 * config/i386/constraints.md (Ym): New constraint.
8028 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8029 (movdi_1_rex64): Split sse and xmm general register moves from
8030 memory move alternatives. Use conditional register constraints.
8031 (movsf_1, movdf_integer): Likewise.
8032 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8033 (movdf_integer_rex64): New.
8034 (pushsf_rex64): Fix output constraints.
8035 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8036 (sse2_stored): Likewise.
8037 (sse2_storeq_rex64): New.
8038 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8039 amd and not generic.
8040 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8041 for optimize_size. Remove SF/DFmode hack.
8043 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8045 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8048 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8049 Richard Sandiford <richard@codesourcery.com>
8051 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8052 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8053 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8054 m68k/t-mlib to tmake_file.
8055 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8056 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8057 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8058 Allow it to be cf or m68k. Set m68k_arch_family. If that
8059 variable is not empty, add t-$m68k_arch_family to tmake_file.
8060 Add t-mlibs to tmake_file.
8061 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8062 * config/m68k/t-cf: New file.
8063 * config/m68k/t-m68k: Likewise.
8064 * config/m68k/t-mlibs: Likewise.
8065 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8066 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8067 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8068 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8069 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8071 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8072 (INSTALL_LIBGCC): Delete.
8073 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8074 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8075 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8076 (M68K_MLIB_CPU): Define.
8077 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8078 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8079 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8081 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8082 Richard Guenther <rguenther@suse.de>
8085 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8086 against INT_MIN/INT_MAX.
8087 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8088 file if a loop is removed.
8090 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8092 * calls.c (store_one_arg): Pass correct alignment to
8093 emit_push_insn for non-BLKmode values.
8094 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8095 unaligned stack slot via a suitably aligned slot.
8097 2007-02-08 DJ Delorie <dj@redhat.com>
8099 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8101 (legal_subregs): Use unsigned char, make const.
8102 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8104 2007-02-08 Paul Brook <paul@codesourcery.com>
8106 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8107 special interworking needed.
8109 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8111 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8112 conditional to __SSE2__.
8113 (Entries below should have been added to first ChangeLog
8114 entry for amdfam10 dated 2007-02-05)
8115 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8117 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8119 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8122 2007-02-08 DJ Delorie <dj@redhat.com>
8124 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8125 * config/m32c/m32c.c (legal_subregs): New.
8126 (m32c_illegal_subreg_p): New.
8127 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8128 unsupported subregs of hard regs.
8130 2007-02-08 Jan Hubicka <jh@suse.cz>
8132 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8133 the same one; always update histograms.
8135 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8137 * passes.c (init_optimization_passes): Tidy comment.
8139 2007-02-08 Roger Sayle <roger@eyesopen.com>
8141 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
8142 strip zero_extend, bswap and rotates from POCOUNT's argument.
8143 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
8144 zero_extend and rotates from PARITY's argument.
8145 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
8146 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
8147 of an integer constant at compile-time.
8149 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8152 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
8154 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
8157 * tree-ssa-live.c (remove_unused_locals): Do not remove
8158 TREE_ADDRESSABLE variables.
8159 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
8160 * tree-ssa-operands.c (add_virtual_operand): Remove argument
8161 FOR_CLOBBER. Update all users.
8162 If VAR has an associated alias set, add a virtual operand for
8163 it if no alias is found to conflict with the memory reference.
8165 2007-02-07 Jan Hubicka <jh@suse.cz>
8166 Robert Kidd <rkidd@crhc.uiuc.edu>
8168 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
8170 2007-02-07 Ian Lance Taylor <iant@google.com>
8172 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
8174 2007-02-07 Roger Sayle <roger@eyesopen.com>
8176 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
8177 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
8178 tablejumpdi, movsi_to_cr_one): Remove constraints from
8179 define_expand's match_operands.
8181 2007-02-07 Roger Sayle <roger@eyesopen.com>
8183 * global.c (compute_regsets): Move declatation of "i" inside of
8184 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
8186 2007-02-07 Jakub Jelinek <jakub@redhat.com>
8189 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
8190 of INDIRECT_REF <RESULT_DECL>.
8192 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
8194 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
8195 Kaz Kojima <kkojima@gcc.gnu.org>
8198 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
8200 (sh_initialize_trampoline): Add parentheses to avoid a warning.
8202 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8204 * doc/loop.texi: Document possibility not to perform disambiguation
8205 of loops with multiple latches.
8206 * cfgloopmanip.c (alp_enum_p): Removed.
8207 (add_loop): Handle subloops. Use get_loop_body_with_size.
8208 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
8209 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
8210 the new forwarder block.
8211 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
8212 Handle the case latch is NULL.
8213 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
8214 when marking loop exits.
8215 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
8217 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
8218 disambiguate_loops_with_multiple_latches.
8219 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
8220 before fix_loop_structure.
8221 * cfgloop.c: Include pointer-set.h and output.h.
8222 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
8223 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
8224 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
8225 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
8226 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
8227 disambiguate_multiple_latches, get_loop_body_with_size,
8228 disambiguate_loops_with_multiple_latches): New functions.
8229 (flow_loop_dump): Dump multiple latch edges.
8230 (flow_loop_nodes_find): Handle loops with multiple latches.
8231 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
8232 (glb_enum_p): Modified.
8233 (get_loop_body): Use get_loop_body_with_size.
8234 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
8235 (AVOID_CFG_MODIFICATIONS): New constant.
8236 (disambiguate_loops_with_multiple_latches, add_loop,
8237 get_loop_body_with_size): Declare.
8238 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
8240 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
8243 * global.c (compute_regsets): New function.
8244 (global_alloc): Refactored ELIMINABLE_REGSET
8245 and NO_GLOBAL_ALLOC_REGS computation out.
8246 (rest_of_handle_global_alloc): Call compute_regsets()
8247 for non-optimizing case.
8249 2007-02-06 Richard Henderson <rth@redhat.com>
8251 * config/i386/constraints.md (Y2): Rename from Y.
8252 (Yi): New constraint.
8253 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
8254 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
8255 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
8256 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
8257 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
8258 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
8259 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
8260 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
8261 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
8262 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
8263 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
8264 vec_extractv2si_1): Change Y constraints to Y2.
8265 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
8266 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
8267 Change Y constraints to Y2.
8268 (sse2_loadld): Change Y constraints to x.
8270 2007-02-06 Roger Sayle <roger@eyesopen.com>
8272 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
8273 (parity<mode>2): New define_expand using rs6000_emit_parity.
8274 * config/rs6000/rs6000.c (rs6000_emit_popcount,
8275 rs6000_emit_parity): New functions.
8276 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
8277 rs6000_emit_parity): Prototype here.
8279 2007-02-06 Ian Lance Taylor <iant@google.com>
8281 * lower-subreg.c (simple_move_operand): Reject CONST.
8282 (resolve_clobber): Call validate_change rather than directly
8283 assigning to XEXP (pat, 0).
8285 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8287 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
8288 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
8289 (tree-cfg.o): Remove hashtab.h dependency.
8291 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
8292 (struct ivopts_data): Change niters to pointer_map_t.
8293 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
8294 (niter_for_exit): Create pointer_map on demand. Change for
8296 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
8297 (free_loop_data): Destroy data->niters if created and reset field.
8298 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
8299 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
8301 * tree-ssa-reassoc.c: Include pointer-set.h.
8302 (bb_rank): Change to long *.
8303 (operand_rank): Change to pointer_map_t.
8304 (find_operand_rank): Return long, -1 if not found. Declare as inline.
8305 (insert_operand_rank): Accept long.
8306 (operand_entry_hash, operand_entry_eq): Remove.
8307 (get_rank): Return long. Adjust for changes above.
8308 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
8310 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
8312 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
8313 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
8314 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
8316 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
8317 directly since it cannot be NULL.
8318 (get_vi_for_tree): Rewrite for pointer_map API.
8319 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
8320 (init_alias_vars): Create vi_for_tree as pointer_map.
8321 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
8323 * tree-cfg.c: Don't include hashtab.h.
8324 (edge_to_cases): Declare as pointer_map.
8325 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
8327 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
8328 (start_recording_case_labels): Create edge_to_cases as pointer_map.
8329 (end_recoding_case_labels): Cleanup edge_to_cases manually before
8331 (record_switch_edge): Delete.
8332 (get_cases_for_edge): Adjust for pointer_map API, inline
8333 record_switch_edge (rewritten for new API), remove goto.
8335 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8337 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
8338 * tree-nested.c: Include pointer-set.h.
8339 (var_map_elt, var_map_eq, var_map_hash): Delete.
8340 (struct nesting_info): Remove GTY marker. Change the two htab_t's
8342 (nesting_info_bitmap_obstack): New.
8343 (lookup_field_for_decl): Adjust for pointer_map API.
8344 (lookup_tramp_for_decl): Adjust for pointer_map API.
8345 (get_nonlocal_debug_decl): Adjust for pointer_map API.
8346 (get_local_debug_decl): Adjust for pointer_map API.
8347 (convert_nl_goto_reference): Adjust for pointer_map API.
8348 (convert_nl_goto_receiver): Adjust for pointer_map API.
8349 (create_nesting_tree): Create outside GGC space. Create bitmap on
8350 the new obstack. Create field_map and var_map as pointer_maps.
8351 (free_nesting_tree): Adjust for changes to create_nesting_tree.
8353 (lower_nested_functions): Move root here, no need to NULL it.
8354 Initialize and release the obstack.
8356 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
8358 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
8359 Remove prototypes and make them non-static.
8360 (struct tree_int_map): Remove.
8361 * tree.h (struct tree_int_map): Move here, turning TO into an
8363 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
8365 * tree.h (TREE_COMPLEXITY): Remove.
8366 (struct tree_exp): Remove complexity field.
8367 * tree.c (build1_stat): Don't set it.
8369 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
8370 Victor Kaplansky <victork@il.ibm.com>
8372 * tree-vectorizer.c (vect_is_simple_use): Support induction.
8373 (vect_is_simple_reduction): Support reduction with induction as
8374 one of the operands.
8375 (vect_is_simple_iv_evolution): Fix formatting.
8376 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
8377 formatting. Don't mark induction phis for vectorization.
8378 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
8379 * tree-vect-transform.c (get_initial_def_for_induction): New function.
8380 (vect_get_vec_def_for_operand): Support induction.
8381 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
8383 (vectorizable_reduction): Support reduction with induction as one of
8385 (vectorizable_type_demotion): Use def-type of stmt argument rather
8386 than dummy def-type.
8388 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
8389 flag_tree_scev_cprop.
8390 * common.opt (tree-scev-cprop): New flag.
8392 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
8393 call to vect_get_new_vect_var.
8395 2007-02-06 Ira Rosen <irar@il.ibm.com>
8397 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
8398 vectype is not NULL.
8399 (vect_pattern_recog_1): Likewise.
8401 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8403 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
8404 (fold_negate_expr): Likewise.
8406 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
8409 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
8410 even if cv-qualification is the same.
8412 2007-02-05 Geoffrey Keating <geoffk@apple.com>
8414 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
8415 __enable_execute_stack on completion.
8417 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8419 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
8420 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
8421 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
8422 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
8423 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
8424 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
8425 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
8426 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
8428 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8430 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
8431 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
8432 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
8433 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
8434 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
8435 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
8436 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
8437 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
8438 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
8439 umuldi3_highpart_rex64, umulsi3_highpart_insn,
8440 umulsi3_highpart_zext, smuldi3_highpart_rex64,
8441 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
8442 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
8443 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
8444 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
8445 sqrtextenddfxf2_i387): Added amdfam10_decode.
8447 * config/i386/athlon.md (athlon_idirect_amdfam10,
8448 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
8449 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
8450 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
8451 athlon_ivector_store_amdfam10): New define_insn_reservation.
8452 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
8455 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8457 * config/i386/athlon.md (athlon_call_amdfam10,
8458 athlon_pop_amdfam10, athlon_lea_amdfam10): New
8459 define_insn_reservation.
8460 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
8461 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
8462 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
8464 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8466 * config/i386/athlon.md (athlon_sseld_amdfam10,
8467 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
8468 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
8470 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8472 * config/i386/athlon.md (athlon_sseins_amdfam10): New
8473 define_insn_reservation.
8474 * config/i386/i386.md (sseins): Added sseins to define_attr type
8475 and define_attr unit.
8476 * config/i386/sse.md: Set type attribute to sseins for insertq
8479 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8481 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
8482 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
8483 ssecomi_load_amdfam10, ssecomi_amdfam10,
8484 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
8485 define_insn_reservation.
8486 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
8488 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8490 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
8491 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
8492 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
8493 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
8494 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
8495 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
8496 define_insn_reservation.
8498 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
8499 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
8500 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
8501 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
8502 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
8504 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8506 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
8507 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
8508 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
8509 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
8510 athlon_ssemul_load_k8): Added amdfam10.
8512 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8514 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
8515 (x86_sse_unaligned_move_optimal): New variable.
8517 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
8519 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
8520 for unaligned vector SSE double/single precision loads for AMDFAM10.
8522 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8524 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
8525 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
8526 Define TARGET_CPU_DEFAULT_amdfam10.
8527 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
8528 (processor_type): Add PROCESSOR_AMDFAM10.
8530 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
8531 processor_type in config/i386/i386.h.
8532 Enable imul peepholes for TARGET_AMDFAM10.
8534 * config.gcc: Add support for --with-cpu option for amdfam10.
8536 * config/i386/i386.c (amdfam10_cost): New variable.
8537 (m_AMDFAM10): New macro.
8538 (m_ATHLON_K8_AMDFAM10): New macro.
8539 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
8540 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
8541 x86_promote_QImode, x86_integer_DFmode_moves,
8542 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8543 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
8544 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
8545 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
8546 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
8547 Enable/disable for amdfam10.
8548 (override_options): Add amdfam10_cost to processor_target_table.
8549 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
8550 processor_alias_table.
8551 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
8552 (ix86_adjust_cost): Add code for amdfam10.
8554 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8556 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
8557 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
8558 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
8559 * config/i386/i386.h: Add builtin definition for SSE4A.
8560 * config/i386/i386.md: Add support for ABM instructions
8562 * config/i386/sse.md: Add support for SSE4A instructions
8563 (movntss, movntsd, extrq, insertq).
8564 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
8565 Add -march=amdfam10 flag.
8566 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
8567 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
8569 * doc/extend.texi: Add documentation for SSE4A builtins.
8571 2007-02-05 Bob Wilson <bob.wilson@acm.org>
8573 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
8575 2007-02-05 Richard Guenther <rguenther@suse.de>
8577 * tree-vectorizer.h (vectorizable_function): Add argument type
8578 argument, change return type.
8579 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
8580 * tree-vect-transform.c (vectorizable_function): Handle extra
8581 argument, return vectorized function decl.
8582 (build_vectorized_function_call): Remove.
8583 (vectorizable_call): Handle calls with result and argument types
8584 differing. Handle loop vectorization factor correctly.
8585 * targhooks.c (default_builtin_vectorized_function): Adjust for
8587 * targhooks.h (default_builtin_vectorized_function): Likewise.
8588 * target.h (builtin_vectorized_function): Add argument type
8590 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
8591 extra argument, allow vectorizing of lrintf.
8592 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
8593 documentation of target hook.
8595 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
8598 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
8599 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
8600 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
8602 2007-02-05 Roger Sayle <roger@eyesopen.com>
8604 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
8605 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
8606 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
8607 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
8608 before canonicalizing sincos to cexpi.
8609 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
8611 2007-02-05 Roger Sayle <roger@eyesopen.com>
8613 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
8614 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
8615 (alpha_init_builtins): Use alpha_add_builtins to process tables.
8617 2007-02-05 Roger Sayle <roger@eyesopen.com>
8619 * mips-tfile.c (initialize_init_file): Correct endianness test.
8621 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
8623 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
8626 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8628 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
8629 saves in a PARALLEL before the register assignments.
8631 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8633 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
8634 DWARF_FRAME_RETURN_COLUMN to be a general register.
8635 * dwarf2out.c (init_return_column_size): New function, split from...
8636 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
8637 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
8638 to be nongeneral registers.
8639 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
8641 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
8642 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
8644 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8646 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
8648 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8650 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
8651 (remove_path): Use can_remove_branch_p and remove_branch instead
8652 of loop_delete_branch_edge.
8653 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
8654 (tree_transform_and_unroll_loop): Remove dead branches immediately.
8655 Update profile using scale_dominated_blocks_in_loop.
8656 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
8657 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
8658 (can_remove_branch_p, remove_branch): Declare.
8659 * tree-cfg.c (tree_can_remove_branch_p): New function.
8660 (tree_cfg_hooks): Add tree_can_remove_branch_p.
8661 * cfgrtl.c (rtl_can_remove_branch_p): New function.
8662 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
8664 2007-02-05 Jan Hubicka <jh@suse.cz>
8667 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
8668 nodes in cgraph, don't remove offline copy of the function.
8670 2007-02-04 Jan Hubicka <jh@suse.cz>
8672 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
8673 vectors might cause maybe_lookup_element_for_expr to be called
8674 on non-sra-candidate.
8676 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8678 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
8679 config/bfin/bfin.md, config/bfin/predicates.md: Follow
8680 spelling conventions.
8682 2007-02-04 Richard Guenther <rguenther@suse.de>
8685 * fold-const.c (try_move_mult_to_index): Make sure to not
8686 overflow one dimension of a multi-dimensional array access.
8688 2007-02-04 Jan Hubicka <jh@suse.cz>
8690 * passes.c (init_optimization_passes): Reindent.
8692 2007-02-04 Jan Hubicka <jh@suse.cz>
8693 Eric Botcazou <ebotcazou@adacore.com>
8695 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
8696 (execute_fixup_cfg): Break out the abnormal goto code.
8697 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
8698 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
8699 (optimize_inline_calls): Call make_nonlocal_label_edges.
8701 2007-02-04 Jan Hubicka <jh@suse.cz>
8703 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
8704 true when something was changed.
8705 (rename_ssa_copies): When something was changed, do
8706 TODO_remove_unused_locals.
8707 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8708 add TODO_remove_unused_locals when instruction was removed.
8710 2007-02-04 Jan Hubicka <jh@suse.cz>
8712 * ipa-inline.c (try_inline): Improve debug output; work on already
8714 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
8715 call try_inline for already inlined edges too when flattening;
8716 inline also functions that make callee growth but overall unit size
8719 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8721 * config/m32c/bitops.md, config/m32c/jump.md,
8722 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
8723 config/m32r/m32r.h, config/m32r/m32r.md,
8724 config/m32r/predicates.md, config/m68hc11/larith.asm,
8725 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
8726 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
8727 config/mips/mips-protos.h, config/mips/mips.c,
8728 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
8729 config/mn10300/mn10300.h, config/mn10300/predicates.md,
8730 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
8731 spelling conventions.
8733 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
8734 Follow spelling conventions.
8736 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
8738 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
8739 warn about C++0x compatibility.
8741 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8743 * config/h8300/h8300.c, config/h8300/h8300.h,
8744 config/h8300/h8300.md: Follow spelling conventions.
8746 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
8749 * combine.c (try_combine): Do not substitute source operand
8750 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
8752 2007-02-03 Jan Hubicka <jh@suse.cz>
8754 PR gcov-profile/30650
8755 * value-prof.c (stringop_block_profile): Fix handling of size counter;
8756 do not divide by zero for never executed counters.
8757 (tree_find_values_to_profile): Fix counters.
8758 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
8760 2007-02-03 Ian Lance Taylor <iant@google.com>
8762 * lower-subreg.c (simple_move_operand): New static function,
8763 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
8765 (simple_move): Call simple_move_operand.
8766 (find_decomposable_subregs): Add special handling of MEMs.
8767 (can_decompose_p): Rename from cannot_decompose_p. Reverse
8768 meaning of return value. If we see a hard register, test whether
8769 it can store a word_mode value. Change all callers.
8771 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8773 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
8774 ftrapv insns and expanders.
8775 (subdi3): Change define_expand operand 1 to arith11_operand, and
8776 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
8777 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
8778 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
8782 * varasm.c (notice_global_symbol): Treat global objects as weak when
8785 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8787 * emit-rtl.c (dconstpi): Delete.
8789 (init_emit_once): Delete dconstpi and init dconstsqrt2.
8790 * real.h (dconstpi): Delete.
8792 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
8793 (fold_builtin_hypot): Likewise.
8795 2007-02-03 Tom Tromey <tromey@redhat.com>
8798 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
8799 -gcoff3, -gxcoff3, -gvms3 implies -dD.
8801 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
8803 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
8804 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
8805 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
8806 config/rs6000/cell.md, config/rs6000/darwin.h,
8807 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
8808 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
8809 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
8810 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
8811 typos. Follow spelling conventions.
8812 * doc/invoke.texi: Follow spelling conventions.
8814 2007-02-03 Roger Sayle <roger@eyesopen.com>
8816 * simplify-rtx.c (simplify_relational_operation_1): Implement some
8817 canonicalization transformations that attempt to simplify integer
8818 constant comparisons to become comparisons against zero.
8820 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8822 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
8824 * fold-const.c (fold_binary): Fix comment typos. Fold complex
8825 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
8827 2007-02-02 Mike Stump <mrs@apple.com>
8829 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
8830 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
8831 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
8832 generate a branch island.
8834 2007-02-02 Bob Wilson <bob.wilson@acm.org>
8836 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
8837 (xtensa_legitimate_address_p): New.
8838 (xtensa_legitimize_address): New.
8839 (xtensa_output_addr_const_extra): New.
8840 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
8842 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
8843 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
8844 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
8845 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
8846 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
8847 (xtensa_legitimize_address): New.
8848 (xtensa_output_addr_const_extra): New.
8850 2007-02-02 Steve Ellcey <sje@cup.hp.com>
8852 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
8854 2007-02-02 Ian Lance Taylor <iant@google.com>
8856 * expmed.c (expand_divmod): Add comment.
8858 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
8860 * emit-rtl.c (renumber_insns): Remove.
8861 * flags.h: Remove the extern for flag_renumber_insns.
8862 * rtl.h: Remove the prototype for renumber_insns.
8863 * toplev.c (flag_renumber_insns): Remove.
8865 2007-02-02 Hui-May Chang <hm.chang@apple.com>
8867 Revert for x86 darwin:
8868 2005-06-19 Uros Bizjak <uros@kss-loka.si>
8870 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
8871 code before the following patch under TARGET_MACHO.
8872 (ix86_function_value_regno_p): Likewise.
8874 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8876 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
8879 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8882 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
8883 general or fp registers. Add comments.
8884 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
8886 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
8888 * pointer-set.c (insert_aux): Only return insertion slot.
8889 (pointer_set_insert): Adjust.
8890 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
8891 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
8892 pointer_map_traverse): New.
8893 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
8894 pointer_map_create, pointer_map_destroy, pointer_map_insert,
8895 pointer_map_contains, pointer_map_traverse): Declare.
8897 2007-02-02 Jakub Jelinek <jakub@redhat.com>
8900 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
8901 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
8903 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8905 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
8907 (struct _dep): New type.
8908 (dep_t): New typedef.
8909 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
8910 (DEP_STATUS): New access macro. The macro with the same name was
8911 renamed to DEP_LINK_STATUS.
8912 (dep_init): Declare function
8914 (struct _dep_link): New type.
8915 (dep_link_t): New typedef.
8916 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
8917 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
8918 (DEP_LINK_STATUS): New macro.
8919 (debug_dep_links): New debug function.
8921 (struct _deps_list): New type.
8922 (deps_list_t): New typedef.
8923 (DEPS_LIST_FIRST): New access macro.
8924 (FOR_EACH_DEP_LINK): New cycle macro.
8925 (create_deps_list, free_deps_list, delete_deps_list): Declare
8927 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8928 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8929 (copy_deps_list_change_con): Ditto.
8931 (move_dep_link): Declare function.
8933 (struct _dep_node): New type.
8934 (dep_node_t): New typedef.
8935 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
8937 (struct haifa_insn_data.back_deps): New field to hold backward
8938 dependencies of the insn.
8939 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
8941 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
8942 Change its type to deps_list_t.
8943 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
8944 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
8945 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
8947 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
8949 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
8951 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
8953 (dep_cost): Declare.
8955 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
8956 (ds_to_dk, dk_to_ds): New functions.
8958 (init_dep_1): New static function.
8959 (init_dep): New function.
8960 (copy_dep): New static function.
8962 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
8964 (detach_dep_link): New static function.
8965 (move_dep_link): New function.
8967 (dep_links_consistent_p, dump_dep_links): New static functions.
8968 (debug_dep_links): New debugging function.
8970 (deps_obstack, dl_obstack, dn_obstack): New static variables.
8972 (alloc_deps_list, init_deps_list): New static functions.
8973 (create_deps_list): New function.
8974 (clear_deps_list): New static function.
8975 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
8976 (deps_list_consistent_p, dump_deps_list): New static functions.
8977 (debug_deps_list): New function.
8978 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
8980 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
8982 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
8983 use new scheduler dependencies lists.
8984 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
8985 (sched_analyze): Ditto. Initialize dependencies lists.
8986 (add_forw_dep, compute_forward_dependences): Update to use new
8987 scheduler dependencies lists.
8989 (init_dependency_caches): Init deps_obstack.
8990 (free_dependency_caches): Free deps_obstack.
8992 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
8993 new scheduler dependencies lists.
8994 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
8995 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8997 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
8998 Update to use new scheduler dependencies lists.
8999 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9000 (debug_dependencies): Ditto.
9001 (schedule_region): Update comments.
9003 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9004 scheduler dependencies lists.
9005 (schedule_ebb): Update comments.
9007 * rtl.def (DEPS_LIST): Remove.
9009 * lists.c (unused_deps_list): Remove.
9010 (free_list): Update assertions.
9012 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9013 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9015 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9016 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9018 * haifa-sched.c (comments): Update.
9019 (insn_cost1): Remove. Inline the code into insn_cost ().
9020 (insn_cost): Update to use new scheduler dependencies lists. Move
9021 processing of the dependency cost to dep_cost ().
9022 (dep_cost): New function. Use it instead of insn_cost () when
9023 evaluating cost of the dependency. Use compatible interface to
9024 interact with the target.
9025 (priority): Update to use new scheduler dependencies lists.
9026 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9027 with greater number of insns that depend on the insn.
9028 (schedule_insn): Update to use new scheduler dependencies lists. Add
9029 code to free backward dependencies lists. Inline and optimize code
9030 from resolve_dep () - see PR28071.
9031 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9032 lists. Update call to targetm.sched.is_costly_dependence hook.
9034 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9035 scheduler dependencies lists.
9037 (resolve_dep): Remove. Move the logic to schedule_insn ().
9038 (init_h_i_d): Initialize dependencies lists.
9040 (process_insn_depend_be_in_spec): Rename to
9041 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9043 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9044 Update to use new scheduler dependencies lists.
9045 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9047 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9048 new scheduler dependencies lists.
9049 (build_intra_loop_deps): Ditto.
9051 * target.h (struct _dep): Declare to use in
9052 gcc_target.sched.is_costly_dependence.
9053 (struct gcc_target.sched.adjust_cost): Fix typo.
9054 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9055 single dep_t parameter instead of an equivalent triad.
9056 (struct gcc_target.sched.adjust_cost_2): Remove.
9058 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9060 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9062 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9064 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9066 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9067 (REG_DEP_TRUE): Document.
9069 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9070 Change signature to correspond to the targetm.sched.adjust_cost hook.
9071 Update use in TARGET_SCHED_ADJUST_COST_2.
9072 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9073 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9074 new scheduler dependencies lists.
9075 (ia64_gen_check): Ditto.
9077 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9080 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9081 signature to correspond to the targetm.sched.is_costly_dependence hook.
9082 (is_costly_group): Update to use new scheduler dependencies lists.
9084 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9085 instead of INSN_COST () macro.
9087 2007-02-01 Ian Lance Taylor <iant@google.com>
9089 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9091 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9093 * pa.md (tp_load): Correct mfctl instruction syntax.
9095 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9097 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9098 altivec_padding_size calculation on AIX. Improve comment, add
9099 assert to verify that it's right.
9101 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9104 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9107 * global.c (global_alloc): Add mising initialization of
9110 2007-02-01 Roger Sayle <roger@eyesopen.com>
9112 * alias.c (init_alias_analysis): Correct whitespace.
9113 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9114 partition_hot_cold_basic_blocks): Likewise.
9115 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9116 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9117 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9118 fold_builtin_snprintf_chk, fold_builtin_printf,
9119 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9120 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9121 * cfgcleanup.c (cleanup_cfg): Likewise.
9122 * cfgexpand.c (tree_expand_cfg): Likewise.
9123 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9124 * function.c (get_next_funcdef_no): Likewise.
9125 * gengtype.c (main): Likewise.
9126 * genmodes.c (main): Likewise.
9127 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9128 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9129 * ifcvt.c (noce_emit_move_insn): Likewise.
9130 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9132 * stor-layout.c (get_best_mode): Likewise.
9133 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9134 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9135 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9136 perform_var_substitution, solve_graph): Likewise.
9137 * tree-vrp.c (vrp_finalize): Likewise.
9139 2007-02-01 Ian Lance Taylor <iant@google.com>
9141 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
9142 high part of a paradoxical subreg, return a constant zero.
9144 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
9146 * toplev.c (lang_dependent_init): Call init_set_costs.
9147 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
9149 2007-02-01 Richard Guenther <rguenther@suse.de>
9152 * fold-const.c (fold_negate_expr): Allow negating a
9153 constant if overflow does not change.
9155 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9157 * doc/c-tree.texi (Expression trees): Improve markup.
9158 * doc/tm.texi (Register Classes, Addressing Modes)
9159 (Floating Point): Fix spacing after abbreviations. Fix some
9162 2007-02-01 Ben Elliston <bje@au.ibm.com>
9164 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
9165 * doc/contrib.texi: Likewise.
9166 * doc/install.texi: Likewise.
9168 2007-01-31 Richard Henderson <rth@redhat.com>
9169 Ian Lance Taylor <iant@google.com>
9171 * lower-subreg.c: New file.
9172 * rtl.def (CONCATN): Define.
9173 * passes.c (init_optimization_passes): Add pass_lower_subreg and
9175 * emit-rtl.c (update_reg_offset): New static function, broken out
9176 of gen_rtx_REG_offset.
9177 (gen_rtx_REG_offset): Call update_reg_offset.
9178 (gen_reg_rtx_offset): New function.
9179 * regclass.c: Revert patch of 2006-03-05, restoring
9181 (clear_reg_info_regno): New function.
9182 * dwarf2out.c (concatn_loc_descriptor): New static function.
9183 (loc_descriptor): Handle CONCATN.
9184 * common.opt (fsplit_wide_types): New option.
9185 * opts.c (decode_options): Set flag_split_wide_types when
9187 * timevar.def (TV_LOWER_SUBREG): Define.
9188 * rtl.h (gen_reg_rtx_offset): Declare.
9189 (reg_scan_update): Declare.
9190 * regs.h (clear_reg_info_regno): Declare.
9191 * tree-pass.h (pass_lower_subreg): Declare.
9192 (pass_lower_subreg2): Declare.
9193 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
9194 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
9196 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
9197 * Makefile.in (OBJS-common): Add lower-subreg.o.
9198 (lower-subreg.o): New target.
9200 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9202 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
9204 2007-01-31 Anatoly Sokolov <aesok@post.ru>
9207 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
9209 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9212 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
9214 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
9216 * cfgloop.h: Include vec-prim.h.
9217 (enum li_flags): Remove LI_ONLY_OLD.
9218 (loop_iterator): Changed.
9219 (fel_next, fel_init): Iterate over loop tree.
9220 (FOR_EACH_LOOP_BREAK): New macro.
9221 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
9223 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
9224 * modulo-sched.c (sms_schedule): Ditto.
9225 * tree-vectorizer.c (vectorize_loops): Ditto.
9226 * doc/loop.texi: Update information on loop numbering and behavior of
9227 FOR_EACH_LOOP wrto new loops.
9228 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9229 add_to_evolution_1): Test nestedness of loops instead of comparing
9231 * tree-chrec.c (chrec_fold_plus_poly_poly,
9232 chrec_fold_multiply_poly_poly, chrec_evaluate,
9233 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
9234 reset_evolution_in_loop): Ditto.
9235 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
9237 2007-01-31 Dirk Mueller <dmueller@suse.de>
9239 * c-common.c (warn_about_parentheses): Separate warning about
9240 un-parenthized sequence of comparison operators from the one
9241 which is supposed to warn about x <= y <= z.
9243 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
9245 * optabs.h (enum optab_index): Add new OTI_isinf.
9246 (isinf_optab): Define corresponding macro.
9247 * optabs.c (init_optabs): Initialize isinf_optab.
9248 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
9250 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
9251 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
9253 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
9254 expand_builtin_interclass_mathfn.
9255 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
9256 * config/i386/i386.md (UNSPEC_FXAM): New constant.
9257 (fxam<mode>2_i387): New insn pattern.
9258 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
9259 built-in functions as x87 inline asm.
9261 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9263 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
9265 2007-01-30 Eric Christopher <echristo@apple.com>
9267 * config.gcc: Add geode.
9269 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9271 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
9272 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
9273 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
9274 value-prof.c: Fix comment typos.
9276 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9279 * doc/invoke.texi (Wpointer-arith): Document warning.
9281 2007-01-30 Janis Johnson <janis187@us.ibm.com>
9283 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
9284 the list of discrepancies from the draft TR.
9286 2007-01-30 Dirk Mueller <dmueller@suse.de>
9289 * doc/invoke.texi (-Wreturn-type): Update description to
9292 2007-01-30 Richard Sandiford <richard@codesourcery.com>
9294 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
9296 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
9298 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
9299 to handle optabs that operate on floating point input argument and
9300 output to integer output.
9301 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
9302 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
9303 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
9304 expand_builtin_interclass_mathfn ().
9305 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
9307 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
9308 ilogbl built-in functions as x87 intrinsics.
9310 2007-01-30 Richard Guenther <rguenther@suse.de>
9313 * dwarf2out.c (reference_to_unused): Query varpool if the
9314 variable was output.
9316 2007-01-30 Richard Guenther <rguenther@suse.de>
9319 * passes.c (execute_one_pass): Reset in_gimple_form to not
9320 confuse non-unit-at-a-time mode.
9322 2007-01-29 Roger Sayle <roger@eyesopen.com>
9323 Richard Guenther <rguenther@suse.de>
9325 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
9326 avoid undefined behaviour on overflow. Use force_fit_type_double
9327 to construct the constant with the specified TREE_OVERFLOW.
9329 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9331 * config/dfp-bit.c: Add parameterized support for fp exceptions.
9332 * config/dfp-bit.h: Ditto.
9334 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9336 * c-decl.c (pop_scope): Replace warnings with call to
9337 warn_for_unused_label.
9338 * c-common.h (warn_for_unused_label): Declare.
9339 * c-common.c (warn_for_unused_label): Define.
9341 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9343 * tree-optimize.c (update_inlined_to_pointers): Delete unused
9346 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9348 * Makefile.in (USER_H): Remove decfloat.h.
9349 * ginclude/decfloat.h: Delete, moving contents to ...
9350 * ginclude/float.h: Add support for decimal floating point,
9351 guarded by __STDC_WANT_DEC_FP__.
9353 2007-01-29 Mike Stump <mrs@apple.com>
9355 * doc/gccint.texi (Top): Rename Loop Representation to Loop
9356 Analysis and Representation to resolve case insensitive conflict.
9357 * doc/loop.texi (Loop Analysis and Representation): Likewise.
9359 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
9361 * tree.h (struct tree_memory_tag): Add aliases member.
9362 (MTAG_ALIASES): New macro.
9363 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
9364 (add_may_alias): Remove pointer-set. Update for may_aliases being
9366 (mark_aliases_call_clobbered): Update for may_aliases being a
9368 (compute_tag_properties): Ditto.
9369 (create_partition_for): Ditto.
9370 (compute_memory_partitions): Ditto.
9371 (dump_may_aliases_for): Ditto.
9372 (is_aliased_with): Ditto.
9373 (add_may_alias_for_new_tag): Ditto.
9374 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
9375 (compute_is_aliased): New function.
9376 (compute_may_aliases): Call compute_is_aliased).
9377 (init_alias_info): Initialize alias_bitmap_obstack.
9378 (union_alias_set_into): New function.
9379 (compute_flow_sensitive_aliasing): Use union_aliases_into.
9380 (have_common_aliases_p): Rewrite to take two bitmaps and use
9382 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
9384 (finalize_ref_all_pointers): Update for add_may_alias changes.
9385 (new_type_alias): Ditto.
9386 * tree-flow-inline.h (may_aliases): Return a bitmap.
9387 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
9388 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
9389 may_aliases being a bitmap.
9390 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
9391 may_aliases now returns a bitmap.
9392 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
9394 * tree-ssa-operands.c (add_virtual_operand): Update for
9395 may_aliases being a bitmap.
9397 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
9399 PR tree-optimization/30630
9400 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
9401 variable as changed.
9403 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
9406 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
9407 expanded only once even if an error occurs.
9409 2007-01-29 Ben Elliston <bje@au.ibm.com>
9411 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
9412 (__gcov_average_profiler): Likewise.
9413 (__gcov_ior_profiler): Likewise.
9414 (__gcov_merge_ior): Likewise.
9416 2007-01-28 Jan Hubicka <jh@suse.cz>
9418 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
9419 * value-prof.c (stringop_block_profile): Likewise.
9421 2007-01-28 Jan Hubicka <jh@suse.cz>
9423 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
9424 variant handling histograms; add wrapper.
9425 (clear_storage_via_libcall): Export.
9426 (emit_block_move_hints): Break out from ...; add histograms.
9427 (emit_block_move): ... this one.
9428 (clear_storage_hints): Break out from ...; add histograms.
9429 (clear_storage): ... this one.
9430 (set_storage_via_memset): Handle histogram.
9431 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
9432 (clear_storage_hints, clear_storage_via_libcall): Declare.
9433 (set_storage_via_setmem): Update prototype.
9434 * doc/md.texi (movmem, setmem): Document new arguments.
9436 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
9438 (stringop_block_profile): New global function.
9439 (tree_stringops_values_to_profile): Profile block size and alignment.
9440 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
9442 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
9443 (stringop_block_profile): Declare.
9444 * builtins.c: Include value-prof.h.
9445 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
9446 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
9447 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
9448 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
9449 * profile.c (instrument_values): Add new counters.
9450 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
9452 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
9453 (tree_init_edge_profiler): Build new profilers.
9454 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
9455 (pass_tree_profile): Add dump.
9456 (tree_profile_hooks): Update.
9457 * Makefile.in (LIBGCOV): Add new constants.
9458 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
9459 __gcov_ior_profiler): New.
9460 * i386.md (movmem/setmem expanders): Add new optional arguments.
9462 2007-01-28 David Edelsohn <edelsohn@gnu.org>
9464 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
9466 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9468 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
9469 (tree_unswitch_single_loop): Pass eni_size_weights to
9470 tree_num_loop_insns.
9471 * tree-ssa-loop-manip.c: Include tree-inline.h.
9472 (can_unroll_loop_p): Pass eni_size_weights to
9473 tree_num_loop_insns.
9474 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
9475 Pass eni_size_weights to estimate_num_insns.
9476 * tree.h (init_inline_once): Export.
9477 * toplev.c (backend_init): Call init_inline_once.
9478 * cgraphunit.c (cgraph_process_new_functions,
9479 cgraph_analyze_function): Pass eni_inlining_weights to
9481 * ipa-inline.c (compute_inline_parameters): Ditto.
9482 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
9483 to estimate_num_insns.
9484 (try_unroll_loop_completely): Pass eni_size_weights to
9485 tree_num_loop_insns.
9486 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
9487 ot estimate_num_insns.
9488 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
9489 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
9490 * tree-inline.c (eni_inlining_weights, eni_size_weights,
9491 eni_time_weights): New variables.
9492 (init_inline_once): Initialize them.
9493 (struct eni_data): Mew.
9494 (estimate_num_insns_1, estimate_num_insns): Use weights.
9495 * tree-inline.h (struct eni_weights_d): New.
9496 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
9497 (estimate_num_insns): Declaration changed.
9498 * cfgloop.h (tree_num_loop_insns): Declaration changed.
9499 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
9500 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
9502 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9504 * tree-data-ref.c (conflict_fn): Assert that the number of affine
9505 relations in the conflict function is valid.
9507 2007-01-27 Ian Lance Taylor <iant@google.com>
9509 * common.opt: Add fstrict-overflow.
9510 * opts.c (decode_options): Set flag_strict_overflow if -O2.
9511 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
9512 (TYPE_OVERFLOW_UNDEFINED): Define.
9513 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
9515 * tree.h (TYPE_TRAP_SIGNED): Don't define.
9516 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
9517 (fold_negate_expr): Likewise.
9518 (make_range): Likewise.
9519 (extract_muldiv_1): Likewise.
9520 (maybe_canonicalize_comparison): Likewise.
9521 (fold_comparison): Likewise.
9522 (fold_binary): Likewise.
9523 (tree_expr_nonnegative_p): Likewise.
9524 (tree_expr_nonzero_p): Likewise.
9525 * tree-vrp.c (compare_values): Likewise.
9526 (extract_range_from_binary_expr): Likewise.
9527 (extract_range_from_unary_expr): Likewise.
9528 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
9530 (nowrap_type_p): Likewise.
9531 * tree-scalar-evolution.c (simple_iv): Likewise.
9532 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
9533 (build_range_check): Likewise.
9534 (extract_muldiv_1): Likewise.
9535 (fold_comparison): Likewise.
9536 * tree-vrp.c (vrp_int_const_binop): Likewise.
9537 (extract_range_from_unary_expr): Likewise.
9538 * convert.c (convert_to_integer): Likewise.
9539 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
9540 (fold_comparison): Likewise.
9541 (fold_binary): Likewise.
9542 * optabs.c (optab_for_tree_code): Likewise.
9543 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
9544 * simplify-rtx.c (simplify_const_relational_operation): Check
9545 flag_strict_overflow and flag_trapv.
9546 (simplify_const_relational_operation): Likewise.
9547 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
9548 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
9551 2007-01-27 Roger Sayle <roger@eyesopen.com>
9553 * tree.c (tree_fold_gcd): Delete.
9554 * tree.h (tree_fold_gcd): Remove prototype.
9555 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
9556 test whether one constant integer is a multiple of another. Instead
9557 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
9558 * fold-const.c (multiple_of_p): We've determined both TOP and
9559 BOTTOM are integer constants so we can call int_const_binop directly
9560 instead of the more generic const_binop.
9562 2007-01-27 Roger Sayle <roger@eyesopen.com>
9564 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
9565 1*X check that the constant hasn't overflowed, to preserve the
9567 (round_up): Provide an efficient implementation when rouding-up an
9568 INTEGER_CST to a power-of-two.
9570 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9572 * doc/sourcebuild.texi: Add comma for clarity.
9573 * doc/extend.texi: Fix some typos.
9574 * doc/passes.texi: Likewise.
9575 * doc/cppinternals.texi: Likewise.
9576 * doc/c-tree.texi: Likewise.
9577 * doc/tree-ssa.texi: Likewise.
9578 * doc/install.texi: Likewise.
9580 2007-01-27 Jan Hubicka <jh@suse.cz>
9582 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
9583 (pass_sra): Do not require alias information.
9584 * passes.c (init_optimization_passes): Add SRA
9586 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
9588 * tracer.c (rest_of_handle_tracer): We already cleaned
9589 up the CFG in tracer() so don't do it here again.
9590 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
9591 cleanup_cfg here, either. And don't call renumber_insns.
9593 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
9594 and BB_HEAD are in the insn stream here. Instead make sure
9595 that BB_INSN is valid on all insns. Also, do check here that
9596 there are no pending branch predictions...
9597 (rtl_verify_flow_info): ...instead of doing it here. Checks
9598 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
9601 2007-01-26 Roger Sayle <roger@eyesopen.com>
9603 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
9604 function to simplify/factorize operand order canonicalization.
9605 (ix86_fixup_binary_operands): Reorganize using the above function.
9606 (ix86_binary_operator_ok): Likewise.
9608 2007-01-27 Jakub Jelinek <jakub@redhat.com>
9610 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
9611 file scope from optimize_attrs.
9612 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
9614 (optimize_attrs): Clear insn_code_values after freeing it.
9616 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9618 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
9619 a parts.base assignment.
9621 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9623 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
9624 (compute_subscript_distance, initialize_data_dependence_relation,
9625 finalize_ddr_dependent, analyze_ziv_subscript,
9626 analyze_siv_subscript_cst_affine,
9627 compute_overlap_steps_for_affine_univar,
9628 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9629 analyze_siv_subscript, analyze_miv_subscript,
9630 analyze_overlapping_iterations, subscript_dependence_tester_1,
9631 compute_self_dependence, free_dependence_relation): Work
9632 with affine_fn instead of chrecs.
9633 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
9634 common_affine_function, affine_function_base,
9635 affine_function_constant_p, affine_fn_op, affine_fn_plus,
9636 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
9637 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
9638 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
9639 (all_chrecs_equal_p): Removed.
9640 * tree-data-ref.h (affine_fn, conflict_function): New types.
9641 (struct subscript): Change type of conflicting_iterations_in_a
9642 and conflicting_iterations_in_b.
9644 2007-01-26 Steve Ellcey <sje@cup.hp.com>
9647 * config/pa/pa.h (TARGET_HPUX_11): New.
9648 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
9649 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
9651 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
9652 Richard Guenther <rguenther@suse.de>
9654 * tree-ssa-structalias.c (solve_graph): Handle case
9655 we merged the variable to another.
9657 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9659 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
9662 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
9663 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
9665 2007-01-25 DJ Delorie <dj@redhat.com>
9667 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
9668 allow changes to modes which don't fit in those registers.
9670 * reload1.c (choose_reload_regs): Check for invalid subregs before
9671 computing their locations, not after.
9673 2007-01-25 Geoffrey Keating <geoffk@apple.com>
9676 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
9677 save Altivec registers in an eh_return function.
9678 (compute_vrsave_mask): Likewise.
9679 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
9680 for saving Altivec registers.
9681 (rs6000_emit_prologue): Don't allocate stack twice in
9682 eh_return function. Correct expected value of altivec_save_offset
9683 when using save_world. Describe save of R0 to stack when using
9684 save_world. Describe stack pointer adjustment when using
9685 save_world. Remove duplicated eh_return parameter register saving.
9686 Update sp_offset variable after save_world.
9687 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
9689 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
9690 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
9693 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9695 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
9697 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9700 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
9701 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
9703 2007-01-25 Richard Guenther <rguenther@suse.de>
9705 * doc/invoke.texi (-Wcoverage-mismatch): Document.
9706 * common.opt (-Wcoverage-mismatch): New warning option.
9707 * coverage.c (get_coverage_counts): Ignore coverage mismatch
9708 if -Wcoverage-mismatch is given.
9710 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
9712 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
9713 (ipcp_driver): Change to static definition.
9714 Add dumping of the ifunctions.
9715 (constant_val_insert): Remove unused parameter. Support for SSA.
9716 (ipcp_propagate_const): Support for SSA.
9717 (ipcp_profile_bb_print): Print only analyzed nodes.
9718 (ipcp_replace_map_create): Remove support for Fortran constant
9720 * ipa-prop.c (ipa_method_modify_stmt,
9721 ipa_callsite_compute_param): Support for SSA.
9722 * ipa-prop.h (ipcp_driver): Remove declaration.
9723 (IS_VALID_TREE_MAP_INDEX): Add define.
9725 2007-01-24 Geoffrey Keating <geoffk@apple.com>
9727 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
9729 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9732 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
9733 constant argument to cabs and do it without checking for
9734 -funsafe-math-optimizations.
9736 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
9738 * c-common.h (RID_FIRST_CXX0X): New.
9739 (RID_LAST_CXX0X): New.
9740 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
9742 * c.opt (Wc++0x-compat): New.
9743 * doc/invoke.texi (-Wc++0x-compat): Document.
9745 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9747 * builtins.c (fold_builtin_carg): New.
9748 (fold_builtin_1): Use it.
9750 2007-01-24 Jan Hubicka <jh@suse.cz>
9752 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
9754 * ipa-inline.c (initial_insns, max_insns): Delete.
9755 (compute_max_insns): New function.
9756 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
9757 of insns as base for code growth.
9758 (cgraph_decide_inlining): Make initial_insns local; do not compute
9760 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
9761 * doc/invoke.texi (inline-unit-growth): Update docs.
9763 2007-01-24 Jakub Jelinek <jakub@redhat.com>
9765 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
9766 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
9767 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
9768 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
9769 for CPUs that have PTA_CX16 set.
9772 * gimplify.c (omp_check_private): New function.
9773 (gimplify_scan_omp_clauses): Use it for
9774 firstprivate/lastprivate/reduction.
9777 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
9778 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
9781 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
9782 If lower_lastprivate_clauses emits some statements, append them
9783 to dlist rather than body_p and to body_p append an initializer.
9784 (lower_omp_for): Adjust caller.
9786 2007-01-24 Steve Ellcey <sje@cup.hp.com>
9788 * target.h (globalize_decl_name): New.
9789 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9790 * output.h (default_globalize_decl_name): New.
9791 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
9793 (globalize_decl): Ditto.
9794 (default_globalize_decl_name): New.
9795 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
9796 (ia64_handle_version_id_attribute): New.
9797 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9798 (ia64_asm_output_external): Use globalize_decl_name instead
9800 * doc/extend.texi (version_id): New pragma.
9801 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
9803 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9805 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
9806 _uleb128_t and _Unwind_SWord with _sleb128_t.
9807 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
9808 uw_frame_state_for, uw_update_context_1): Likewise.
9809 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
9810 * unwind-pe.h (read_uleb128, read_sleb128,
9811 read_encoded_value_with_base): Likewise.
9812 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
9814 2007-01-24 Richard Guenther <rguenther@suse.de>
9816 * builtins.c (expand_builtin_cexpi): Get the fndecl
9817 for cexp in the correct way.
9819 2007-01-24 Jan Hubicka <jh@suse.cz>
9821 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
9823 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9825 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
9826 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
9827 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
9828 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
9829 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
9830 __SIZEOF_PTRDIFF_T__.
9831 * doc/cpp.texi: Documentation for the new builtin macros added.
9833 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
9835 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
9836 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
9837 instead of operands[2] to avoid access past the end of array.
9839 2007-01-24 Richard Sandiford <richard@codesourcery.com>
9841 * reload1.c (emit_reload_insns): Pass the reload register
9842 for a non-spill output reload through forget_old_reloads_1.
9844 2007-01-23 Joseph Myers <joseph@codesourcery.com>
9846 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9847 _SOFT_DOUBLE if doubles use software floating-point.
9848 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
9849 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9850 * config/rs6000/darwin-ldouble.c: Also compile functions for
9851 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
9852 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9853 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
9854 commented-out long double override.
9855 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
9856 * config/rs6000/eabispe.h: Likewise.
9857 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
9858 long double for non-SPE.
9859 (rs6000_handle_option): Likewise.
9860 (invalid_e500_subreg): Disallow more subregs involding DImode,
9861 DFmode, TImode or TFmode.
9862 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
9864 (legitimate_lo_sum_address_p): Also check for TFmode for E500
9866 (rs6000_legitimize_address): Also handle TFmode for E500 double.
9867 (rs6000_legitimize_reload_address): Also handle TFmode for E500
9869 (rs6000_legitimate_address): Also check for TFmode for E500
9871 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
9872 (spe_build_register_parallel): Handle TFmode and TCmode.
9873 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
9875 (function_arg): Handle TFmode and TCmode for E500 double.
9876 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
9878 (print_operand): Handle TFmode and TImode for %y.
9879 (rs6000_generate_compare): Handle TFmode comparisons for E500
9881 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
9882 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
9883 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
9884 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
9885 TFmode for E500 double.
9886 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
9887 (floatsidf2): Enable for E500 double.
9888 (movtf_softfloat): Use rs6000_nonimmediate_operand.
9889 (extenddftf2): Change to extenddftf2_fprs.
9890 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
9891 depending on TARGET_E500_DOUBLE.
9892 (extendsftf2): Enable for E500 double.
9893 (trunctfdf2): Enable for E500 double.
9894 (trunctfsf2): Change to trunctfsf2_fprs.
9895 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
9896 depending on TARGET_E500_DOUBLE.
9897 (floatsitf2): Enable for E500 double.
9898 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
9899 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
9900 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
9901 (negtf2): Change to negtf2_internal.
9902 (negtf2): New expander.
9903 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
9904 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
9905 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
9906 (movdi_internal32): Use rs6000_nonimmediate_operand.
9907 (unnamed splitter): Likewise.
9908 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
9909 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
9910 (SPE64TF, DITI): New mode macros.
9911 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
9914 (frob_<mode>_di_2): New.
9915 (frob_tf_di_8_2): New.
9916 (frob_di_df): Change to frob_di_<mode>; allow more modes.
9918 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
9920 (frob_ti_<mode>_8_2): New.
9921 (frob_ti_tf_2): New.
9922 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
9923 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
9925 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
9926 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
9927 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
9928 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
9929 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
9930 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
9933 2007-01-23 Ian Lance Taylor <iant@google.com>
9935 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
9937 (OBJS-archive): Reformat, alphabetize.
9938 (OBJS): Change out_object_file to OBJS-md.
9940 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
9942 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
9943 JUMP_P and CALL_P predicates where applicable.
9944 * config/i386/i386.c: Ditto.
9945 * config/i386/i386.md: Ditto.
9946 * config/i386/mmx.md: Ditto.
9947 * config/i386/predicates.md: Ditto.
9949 2007-01-22 Andreas Schwab <schwab@suse.de>
9951 * config/m68k/m68k.h: Fix comment.
9953 2007-01-22 Jan Hubicka <jh@suse.cz>
9955 * passes.c (init_optimization_passes): Do not rerun
9956 pass_early_warn_uninitialized.
9958 2007-01-22 Richard Guenther <rguenther@suse.de>
9960 PR tree-optimization/30038
9961 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
9963 (execute_cse_sincos_1): Likewise.
9964 (execute_cse_sincos): Likewise.
9965 (gate_cse_sincos): Likewise.
9966 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
9967 the cexpi() canonicalization of sincos().
9968 * tree-pass.h (pass_cse_sincos): Declare.
9969 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
9971 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9973 PR rtl-optimization/29329
9974 * combine.c (replaced_rhs_insn): Rename to i2mod.
9975 (replaced_rhs_value): Rename to i2mod_new_rhs.
9976 (i2mod_old_rhs): New global variable.
9977 (combine_instructions): Adjust for above change. Save a copy of
9978 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
9979 note are substituted in the second instruction.
9980 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
9981 ditch the note if it pertains to the second eliminated register
9982 and this register is mentioned in i2mod_old_rhs.
9985 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
9987 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
9988 the insn to which the note was originally attached.
9990 2007-01-21 Jan Hubicka <jh@suse.cz>
9992 * ipa-inline.c (inlining_mode): Comment, move up.
9993 (cgraph_decide_inlining_incrementally): Do not perform inlining
9994 itself; fix handling of flattening of self recursive functions.
9995 (cgraph_find_cycles): Remove.
9996 (cgraph_flatten_node): Remove.
9997 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
9998 (try_inline): New function.
9999 (cgraph_early_inlining): Update call of
10000 cgraph_decide_inlining_incrementally. Apply inlining here.
10001 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10003 2007-01-21 Dirk Mueller <dmueller@suse.de>
10006 * tree-vrp.c (check_array_bounds): do not warn
10007 about ADDR_EXPR's of ARRAY_REF's which are immediately
10008 used in binary expressions.
10010 2007-01-21 Ira Rosen <irar@il.ibm.com>
10012 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10013 read_write_dep and macros for its access.
10014 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10015 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10016 argument, call vect_check_interleaving for every independent pair of
10017 data-refs. Mark loads that access the same memory location as a store
10019 (vect_check_dependences): Remove.
10020 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10021 call, fix the call to vect_analyze_data_ref_dependence.
10022 (vect_analyze_data_ref_access): For statements that access the same
10023 data-ref, check that they are not stores; for loads, check that there
10024 is no store that access the same location.
10026 2007-01-20 Roger Sayle <roger@eyesopen.com>
10027 Joseph Myers <joseph@codesourcery.com>
10029 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10030 (-fdump-rtl-stack): Likewise.
10031 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10032 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10033 (-mpt-fixed): Use @minus{} for minus sign.
10034 (Using Precompiled Headers): Fix under/overfull hbox.
10036 2007-01-20 Jan Hubicka <jh@suse.cz>
10038 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10039 place within annotation.
10041 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10043 * pa.c (output_move_double): Change array size of xoperands to 4.
10045 2007-01-20 Jan Hubicka <jh@suse.cz>
10047 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10050 2007-01-19 Ian Lance Taylor <iant@google.com>
10052 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10053 constant to unsigned HOST_WIDE_INT before negating.
10055 2007-01-19 Ian Lance Taylor <iant@google.com>
10057 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10059 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10060 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10061 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10062 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10063 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10064 (realloc_vdef, realloc_vuse): Change second parameter to
10066 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10067 fields to unsigned.
10068 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10069 unsigned. Change x and lim locals to unsigned.
10070 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10072 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10073 (copy_virtual_operands): Change i and n locals to unsigned.
10075 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10077 PR middle-end/29335
10078 * builtins.c (fold_builtin_1): Handle builtin fdim.
10080 2007-01-20 Jan Hubicka <jh@suse.cz>
10082 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10083 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10084 init_alias_heapvars.
10085 (init_alias_heapvars): Initialize only when not already initialized.
10086 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10088 2007-01-19 Roger Sayle <roger@eyesopen.com>
10090 * common.opt (fsigned-zeros): New command line option.
10091 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10092 of flag_unsafe_math_optimizations.
10093 * opts.c (set_fast_math_flags): The -ffast-math command line option
10094 implies -fno-signed-zeros.
10095 (fast_math_flags_set_p): Likewise.
10097 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10098 the documentation of -ffast-math appropriately. Wrap long lines.
10100 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10102 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10103 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10105 2007-01-19 Tomas Bily <tbily@suse.cz>
10107 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10109 (tree_init_ic_make_global_vars): New function
10110 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10111 (tree_gen_ic_profiler): New function
10112 (tree_gen_ic_func_profiler): New function
10113 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10114 (tree_profile_hooks): Added hook for indirec/virtual calls
10115 * value-prof.c (tree_find_values_to_profile): New case for
10117 (tree_values_to_profile): Call for determining indirect/virtual
10119 (tree_indirect_call_to_profile): New function
10120 (tree_ic_transform): New function
10121 (tree_ic): New function
10122 (find_func_by_pid): New function
10123 (init_pid_map): New function
10124 (tree_value_profile_transformations): Added check for
10125 indirect/virtual call transformation
10126 * value-prof.h (enum hist_type): New counter type for
10127 indirect/virtual calls
10128 (profile_hooks): Added new hook for profiling indirect/virtual
10130 * profile.c (instrument_values): New case for indirect/virtual
10132 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10133 (GCOV_COUNTER_V_INDIR): New counter type
10134 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10135 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10137 * cgraph.c: Definition of cgraph_max_pid
10138 (cgraph_create_node): Default init of pid attribute
10139 * cgraph.h: Declaration of cgraph_max_pid
10140 (struct cgraph_node): Added pid attribute
10141 * libgcov.c (__gcov_indirect_call_profiler): New function
10142 (__gcov_one_value_profiler_body): New function
10143 (__gcov_one_value_profiler): Body was moved to
10144 __gcov_one_value_profiler_body and calls it
10146 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
10148 * doc/gty.texi (Options): Document the mark_hook option to GTY.
10149 * gengtype.c (write_types_data, write_func_for_structure,
10150 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
10151 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
10152 (walk_type, write_func_for_structure): Generate the mark_hook if
10155 2007-01-19 Jan Hubicka <jh@suse.cz>
10157 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
10158 'early' argument take inlining mode argument specifying whether to
10159 inline for size/speeed or all functions; add support for flattening;
10161 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
10163 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10166 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
10167 the name of the declared identifier.
10169 2007-01-19 Dirk Mueller <dmueller@suse.de>
10171 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
10172 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
10173 duplicate evaluation.
10175 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10177 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
10178 Macroize expander using X87MODEF12 mode macro. Extend operand 1
10179 to XFMode, use acosxf2 and truncate result to requested mode.
10180 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10181 (asin<mode>2): Similarly, with asin expanders.
10182 (*fscalexf4_i387): Rename from *fscalexf4.
10183 (expNcorexf3): New expander.
10184 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
10185 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
10186 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
10187 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
10188 patterns for SSE math.
10189 (exp10<mode>2): Similarly, with exp10 expanders.
10190 (exp2<mode>2): Similarly, with exp2 expanders.
10191 (expm1<mode>2): Similarly, with expm1 expanders.
10192 (ldexp<mode>3): Similarly, with ldexp expanders.
10193 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
10194 Use gen_truncxf<mode>2_i387_noop to truncate result.
10196 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10198 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
10199 for ColdFire targets.
10201 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
10202 Richard Sandiford <richard@codesourcery.com>
10204 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
10205 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
10206 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
10207 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
10208 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10209 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10211 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10213 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
10214 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
10215 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
10216 (*adddi_dilshr32_cf): New pattern.
10217 (adddi3, subdi3): Remove first alternatives.
10219 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10221 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
10222 implemented using move.l, do not use its cc result for floating-point
10225 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10227 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
10228 from accepting 's' constraints if flag_pic.
10230 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10232 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
10233 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
10234 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
10235 condition from TARGET_68881 to TARGET_HARD_FLOAT.
10237 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
10239 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
10240 ColdFire alternatives.
10241 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
10242 * config/m68k/m68k.md (clzsi2): Define for ColdFire
10243 architectures that support ff1 instruction.
10245 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10246 Julian Brown <julian@codesourcery.com>
10248 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
10249 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
10250 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
10253 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10255 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
10257 (output_move_const_into_data_reg, output_move_simode_const): Delete.
10258 * config/m68k/m68k.c (const_method, const_int_cost): Take a
10259 HOST_WIDE_INT instead of an rtx.
10260 (m68k_rtx_costs): Update call accordingly.
10261 (output_move_const_into_data_reg): Likewise. Fix formatting.
10262 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
10264 (output_move_simode_const): Update calls after above changes.
10265 Rework to use automatic variables and predicates like MEM_P.
10266 * config/m68k/m68k.md (pushexthisi_const): Update call to
10269 2007-01-19 Dirk Mueller <dmueller@suse.de>
10271 * tree-ssa-alias.c (perform_var_substitution): Fix typo
10272 in dump_flags test.
10274 2007-01-19 Richard Guenther <rguenther@suse.de>
10276 * builtins.c (expand_builtin_cexpi): Fall back to expanding
10277 via cexp in case sincos is not available.
10279 2007-01-19 Richard Guenther <rguenther@suse.de>
10281 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
10282 * defaults.h (TARGET_HAS_SINCOS): Default to off.
10283 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
10284 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
10285 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
10286 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
10287 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
10288 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
10290 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10292 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
10294 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
10295 (atan2xf3): Directly generate RTL pattern.
10296 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
10297 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10298 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10299 disable patterns for SSE math.
10300 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
10301 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10302 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10303 disable patterns for SSE math.
10305 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
10307 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
10309 2007-01-18 Roger Sayle <roger@eyesopen.com>
10311 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
10312 VIEW_CONVERT_EXPR to the same type as it's operand.
10314 2007-01-18 David Edelsohn <edelsohn@gnu.org>
10316 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
10317 configured for long double 128.
10319 2007-01-18 Mike Stump <mrs@apple.com>
10321 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
10324 2007-01-18 Michael Meissner <michael.meissner@amd.com>
10326 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
10329 2007-01-18 Jan Hubicka <jh@suse.cz>
10331 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
10332 greater than NUM_VOP_FREE_BUCKETS.
10334 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
10336 * tree-ssa-structalias.c: Update comments.
10337 (ptabitmap_obstack): Removed.
10338 (pta_obstack): New.
10339 (oldpta_obstack): Ditto.
10340 (stats): Add a few members.
10341 (struct variable_info): Remove node, complex, address_taken, and
10342 indirect_target members. Add oldsolution member.
10343 (new_var_info): Do not initialize removed members.
10344 (constraint_expr_type): Remove INCLUDES.
10345 (constraint_graph): Add size, implicit_preds, rep,
10346 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
10347 (FIRST_REF_NODE): New macro.
10348 (LAST_REF_NODE): Ditto.
10349 (FIRST_ADDR_NODE): Ditto.
10350 (find): New function.
10352 (dump_constraint): Do not handle INCLUDES.
10353 (insert_into_complex): Do not insert duplicate constraints.
10354 (condense_varmap_nodes): Renamed and rewritten into ...
10355 (merge_node_constraints): This. Also fix bug in handling of
10356 offseted copy constraints.
10357 (clear_edges_for_node): No longer need to deal with preds at all,
10358 or removing associated preds/succs.
10359 (merge_graph_nodes): Deal with indirect_cycles.
10360 Don't deal with predecessors.
10361 (add_implicit_graph_edge): New function.
10362 (add_pred_graph_edge): Ditto.
10363 (add_graph_edge): Don't deal with predecessors.
10364 (build_constraint_graph): Removed.
10365 (build_pred_graph): New function.
10366 (build_succ_graph): Ditto.
10367 (struct scc_info): Removed in_component. Added roots, dfs, and
10368 node_mapping. Remove visited_index, unification_queue.
10369 (scc_visit): Deal with union-find we do now.
10370 Deal with cycles with REF nodes.
10371 (collapse_nodes): Renamed and rewritten to ...
10372 (unify_nodes): This.
10373 (process_unification_queue): Removed.
10374 (topo_visit): Cleanup
10375 (do_da_constraint): Use find.
10376 (do_sd_constraint): Ditto.
10377 (do_ds_constraint): Ditto.
10378 (do_complex_constraint): Ditto.
10379 (init_scc_info): Update for removed and added members.
10380 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
10381 (find_indirect_cycles): This.
10382 (equivalence_class): New variable.
10383 (label_visit): New function.
10384 (perform_variable_substitution): Rewritten.
10385 (free_var_substitution_info): New function.
10386 (find_equivalent_node): Ditto.
10387 (move_complex_constraints): Ditto.
10388 (eliminate_indirect_cycles): Ditto.
10389 (solve_graph): Only propagate changed bits.
10390 Use indirect cycle elimination.
10392 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
10393 (tree_id_eq): Renamed to ...
10394 (tree_vi_eq): This. Update for member change
10395 (insert_id_for_tree): Renamed and rewritten to ...
10396 (insert_vi_for_tree): This.
10397 (lookup_id_for_tree): Renamed and rewritten to ...
10398 (lookup_vi_for_tree): This.
10399 (get_id_for_tree): Renamed and rewritten to ...
10400 (get_vi_for_tree): Ditto.
10401 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
10402 (process_constraint): Don't handle INCLUDES.
10403 Remove special ADDRESSOF case.
10404 (find_func_aliases): Rewrite to use vi functions instead of id
10406 (create_function_info_for): Ditto.
10407 (create_variable_info_for): Ditto.
10408 (intra_create_variable_infos): Ditto.
10409 (merge_smts_into): Ditto.
10410 (find_what_p_points_to): Ditto.
10411 (init_base_vars): Ditto.
10412 (init_alias_vars): Ditto.
10413 (remove_preds_and_fake_succs): New function.
10414 (dump_sa_points_to_info): Dump new stats.
10415 (dump_solution_for_var): Use find.
10416 (set_used_smts): Fix formatting.
10417 (compute_points_to_sets): Updated for new functions.
10418 (ipa_pta_execute): Ditto.
10420 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10421 Richard Sandiford <richard@codesourcery.com>
10423 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
10425 * calls.c (expand_call): If the return value is a PARALLEL,
10426 extract its first member.
10427 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
10428 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10429 use FUNCTION_EXTRA_EPILOGUE.
10430 (m68k_function_value): Return a PARALLEL if the return value
10431 is of a pointer type.
10432 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
10433 (FUNCTION_EXTRA_EPILOGUE): Remove.
10434 * config/m68k/m68k.md (D0_REG): New constant.
10436 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10438 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10439 output a NOP for empty epilogues.
10441 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10443 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
10444 before function. Extend register save check to include all
10445 registers, not just integer ones.
10447 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10449 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
10450 (m68k_use_return_insn): ...this.
10451 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
10452 * config/m68k/m68k.c (use_return_insn): Rename to...
10453 (m68k_use_return_insn): ...this.
10454 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
10455 of USE_RETURN_INSN.
10457 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10459 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
10460 nearest even, fix denormal rounding overflow.
10462 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10464 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
10465 f%$smove and f%$move.
10466 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
10467 (extendsfdf2_cf): Use fdmove instead of f%&move.
10468 (truncdfsf2_cf): Use fsmove instead of f%$smove.
10469 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
10471 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10473 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
10476 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10478 * real.h (real_format): Add a canonical_nan_lsbs_set field.
10479 (coldfire_single_format): Declare.
10480 (coldfire_double_format): Likewise.
10481 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
10482 of qnan_msb_set to determine the lower bits of a canonical
10484 (encode_ieee_double): Likewise.
10485 (encode_ieee_quad): Likewise.
10486 (ieee_single_format): Initialize canonical_nan_lsbs_set.
10487 (mips_single_format): Likewise.
10488 (ieee_double_format): Likewise.
10489 (mips_double_format): Likewise.
10490 (ieee_extended_motorola_format): Likewise.
10491 (ieee_extended_intel_96_format): Likewise.
10492 (ieee_extended_intel_128_format): Likewise.
10493 (ieee_extended_intel_96_round_53_format): Likewise.
10494 (ibm_extended_format): Likewise.
10495 (mips_extended_format): Likewise.
10496 (ieee_quad_format): Likewise.
10497 (mips_quad_format): Likewise.
10498 (vax_f_format): Likewise.
10499 (vax_d_format): Likewise.
10500 (vax_g_format): Likewise.
10501 (i370_single_format): Likewise.
10502 (i370_double_format): Likewise.
10503 (decimal_single_format): Likewise.
10504 (decimal_double_format): Likewise.
10505 (decimal_quad_format): Likewise.
10506 (c4x_single_format): Likewise.
10507 (c4x_extended_format): Likewise.
10508 (real_internal_format): Likewise.
10509 (coldfire_single_format): New real_format.
10510 (coldfire_double_format): Likewise.
10511 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
10512 canonical_nan_lsbs_set.
10513 (pdp11_d_format): Likewise.
10514 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
10515 if TARGET_COLDFIRE_CPU.
10517 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10519 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
10520 (output_call, m68k_legitimize_call_address): Declare.
10521 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
10522 parenthesees. Add support for a 'W' constraint.
10523 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
10524 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
10525 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
10526 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
10528 (override_options): Initialize them. Do not set flag_no_function_cse
10529 for TARGET_ID_SHARED_LIBRARY.
10530 (m68k_output_pic_call): Delete.
10531 (m68k_legitimize_call_address): New function.
10532 (print_operand): Remove the %o prefix. Handle the %p prefix.
10533 (output_call): New function.
10534 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
10535 target address from the GOT if symbolic jumps are not allowed.
10536 * config/m68k/m68k.md (call, general_operand): Do not set
10537 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
10538 Merge separate flag_pic and !flag_pic define_insns into...
10539 (*call, *call_value): ...these new patterns. Match the address
10540 rather than the containing MEM and require it to be a call_operand.
10541 Use output_call to generate the asm template.
10542 * config/m68k/predicates.md (const_call_operand): New predicate.
10543 (call_operand): Likewise.
10545 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10547 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
10548 (STACK_GROWS_DOWNWARD): Define to 1.
10549 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
10550 comments, emphasizing that these values are only defaults.
10551 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
10552 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
10554 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10556 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
10558 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10559 Richard Sandiford <richard@codesourcery.com>
10561 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
10562 (FP_REGNO_P): New macros.
10563 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
10564 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
10565 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
10566 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
10568 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10570 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10571 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
10573 * config/m68k/t-floatlib: New file, extracting common code from...
10574 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
10575 * config/m68k/t-uclinux: Here.
10576 * config/m68k/fpgnulib.c: Do not compile extendeed precision
10577 routines on ColdFire targets.
10579 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10581 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10582 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
10583 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
10584 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
10585 explicitly set MOTOROLA to 1.
10586 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
10588 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10589 Nathan Sidwell <nathan@codesourcery.com>
10591 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
10592 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
10593 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
10594 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
10595 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
10596 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
10597 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
10598 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
10599 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
10600 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10601 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
10602 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
10603 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
10604 (DBX_REGISTER_NUMBER): Delete.
10605 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
10606 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10607 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
10609 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10611 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
10612 * config/flat.h: New file.
10613 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
10614 OBJECT_FORMAT_FLAT.
10615 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
10616 indirect references for -msep-data or -mid-shared-library.
10617 Do not use PC-relative code addresses either.
10618 * config/m68k/m68k.c (override_options): Restrict -fPIC error
10620 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
10621 for shared libraries and crt1.o for executables. Use crti.o and
10623 (ENDFILE_SPEC): Use crtend.o and crtn.o.
10624 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
10625 Do not add -elf2flt or -shared-lib-id options here.
10626 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
10627 Pass -shared-lib-id if -mid-shared-library, taking the library
10628 identifier from -mshared-library-id if given, otherwise
10630 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
10631 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
10632 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
10633 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
10634 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
10635 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
10637 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
10638 jump sequence for ISA A and ISA A+.
10639 (PICJUMP): Likewise.
10641 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10643 * config.gcc (m68k-*-uclinux*): Base the port on the common
10644 and m68k GNU/Linux files rather than on the generic ELF ones.
10645 * config/m68k/uclinux.h (TARGET_VERSION): Override.
10646 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10648 2007-01-18 Julian Brown <julian@codesourcery.com>
10649 Richard Sandiford <richard@codesourcery.com>
10651 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
10652 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10653 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
10655 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
10656 80 unconditionally.
10657 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10659 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10661 * doc/install.texi: Document m68k-uclinuxoldabi.
10662 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
10663 * config/m68k/uclinux-oldabi.h: New file, copied from
10664 config/m68k/uclinux.h.
10666 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
10668 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
10669 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
10670 (m32r_compute_frame_size): Use unsigned for regno.
10671 (m32r_reload_lr): Use gen_frame_mem.
10673 (m32r_output_function_epilogue): Don't output the function epilogue
10675 (m32r_expand_epilogue): New.
10676 (direct_return): Return false if the function has the interrupt
10678 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
10679 * config/m32r/m32r.md (epilogue): New expander.
10680 (return_lr, return_rte): New insns.
10681 (return): Make it expander.
10682 (return_normal): New expander.
10684 2007-01-18 Josh Conner <jconner@apple.com>
10687 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
10688 support for UNLE, UNLT, UNGE, and UNGT.
10690 2007-01-18 Jan Hubicka <jh@suse.cz>
10692 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
10693 * tree-tailcall (add_virtual_phis): Likewise.
10694 (optimize_tail_call): Return TODOs.
10695 (execute_tail_calls): Return TODOs.
10696 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
10697 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
10699 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10700 Cleanup cfg using TODO.
10701 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
10702 * passes.c (execute_function_todo): When cleanup did something, remove
10704 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
10705 (make_edges): Don't cleanup_cfg.
10707 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
10709 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
10710 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
10711 operate on the top of stack.
10712 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
10713 register handling of instructions that output to the second
10715 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
10716 (move_for_stack_reg): Special-case check for dead destination
10717 stack slot for constant load of 1.0 inside UNSPEC_TAN.
10719 * config/i386/i386.md (UNSPEC_TAN): New constant.
10720 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
10721 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
10722 to correctly model move of constant 1.0 to top stack slot.
10723 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
10724 (unnamed peephole2 pattern): Remove corresponding peephole2
10725 pattern that optimizes tan insn and loading of constant 1.0.
10726 (tanxf2): Use fptanxf4_i387.
10727 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
10728 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
10729 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10730 disable patterns for SSE math.
10731 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
10732 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
10734 2007-01-18 Dirk Mueller <dmueller@suse.de>
10735 Richard Guenther <rguenther@suse.de>
10738 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
10739 * common.opt (Warray-bounds): Add new warning option.
10740 * c-opts.c (c_common_handle_option): Define -Warray-bounds
10742 * Makefile.in: make tree-vrp.o depend on toplev.h
10743 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
10745 (check_array_refs, check_array_bounds, check_array_ref): New.
10747 2007-01-18 Jan Hubicka <jh@suse.cz>
10749 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
10750 (execute_ssa_ccp): Return flags conditionally.
10751 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
10753 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
10755 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
10757 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
10758 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
10760 * Makefile.c (GTFILES): Add cfglayout.h.
10761 * gengtype.c (open_base_files): Likewise.
10762 * cfglayout.c (cfg_layout_function_footer,
10763 cfg_layout_function_header) Reindent to make gengtype happy.
10764 * cfglayout.h (cfg_layout_function_footer,
10765 cfg_layout_function_header): Add GTY(()) marker.
10767 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
10769 2007-01-18 Ben Elliston <bje@au.ibm.com>
10771 * genautomata.c (write_automata): Include xstrerror output in the
10772 error message if writing the DFA description file fails.
10774 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
10776 * config/mips/mips-protos.h (mips_output_external): Make it
10778 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
10779 * config/mips/mips.c (irix_output_external_libcall): Likewise.
10780 (extern_list): Likewise.
10781 (extern_head): Likewise.
10782 (TARGET_ASM_FILE_END): Likewise.
10783 (mips_file_end): Likewise.
10784 (mips_output_external): Rewritten.
10786 2007-01-18 Ben Elliston <bje@au.ibm.com>
10788 * genpreds.c (write_insn_preds_c): Only write out the function
10789 body for regclass_for_constraint if we have register constraints.
10791 2007-01-17 Tom Tromey <tromey@redhat.com>
10793 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
10794 * doc/install.texi (Testing): Use sourceware.org.
10795 (Binaries): Likewise.
10796 (Specific): Likewise.
10797 * doc/contrib.texi (Contributors): Use sourceware.org.
10799 2007-01-17 Anatoly Sokolov <aesok@post.ru>
10801 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
10802 (AVR_ENHANCED): Rename to ...
10803 (AVR_HAVE_MUL): ... new.
10804 (avr_enhanced_p): Rename to ...
10805 (avr_have_mul_p): ... new.
10806 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
10807 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
10808 * config/avr/avr.c (avr_enhanced_p): Rename to ...
10809 (avr_have_mul_p): ... new.
10810 (base_arch_s): Rename 'enhanced' to 'have_mul'.
10811 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
10812 'avr_enhanced_p' and 'enhanced'.
10813 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
10814 AVR_HAVE_MUL instead of AVR_ENHANCED.
10815 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10816 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
10817 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
10818 instead of AVR_ENHANCED.
10819 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10820 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
10821 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
10823 2007-01-17 Ian Lance Taylor <iant@google.com>
10825 * vec.h (VEC_reserve_exact): Define.
10826 (vec_gc_p_reserve_exact): Declare.
10827 (vec_gc_o_reserve_exact): Declare.
10828 (vec_heap_p_reserve_exact): Declare.
10829 (vec_heap_o_reserve_exact): Declare.
10830 (VEC_OP (T,A,reserve_exact)): New static inline function, three
10832 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
10833 negative parameter.
10834 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
10835 (VEC_OP (T,A,copy)) [all versions]: Likewise.
10836 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
10837 * vec.c (calculate_allocation): Add exact parameter. Change all
10839 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
10840 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
10841 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
10842 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
10843 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
10844 (vec_heap_p_reserve_exact): New function.
10845 (vec_heap_o_reserve_exact): New function.
10847 2007-01-17 Jan Hubicka <jh@suse.cz>
10849 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
10851 2007-01-17 Eric Christopher <echristo@apple.com>
10853 * config.gcc: Support core2 processor.
10855 2007-01-16 Jan Hubicka <jh@suse.cz>
10857 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
10858 the names, just unlink the chain so we don't crash on dangling pointers
10861 2007-01-16 Jan Hubicka <jh@suse.cz>
10863 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
10864 * tree-pass.h: Reorder to make IPA passes appear toegher.
10865 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
10866 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
10867 parameters, do not call early inliner.
10868 * ipa-inline.c: Update comments. Include tree-flow.h
10869 (cgraph_decide_inlining): Do not compute inlining parameters.
10870 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
10871 be called with function context set up.
10872 (pass_ipa_inline): Remove unreachable functions before pass.
10873 (cgraph_early_inlining): Simplify assuming to be called from the
10875 (pass_early_inline): New pass.
10876 (cgraph_gate_ipa_early_inlining): New gate.
10877 (pass_ipa_early_inline): Turn into simple wrapper.
10878 (compute_inline_parameters): New function.
10879 (gate_inline_passes): New gate.
10880 (pass_inline_parameters): New pass.
10881 (apply_inline): Move here from tree-optimize.c
10882 (pass_apply_inline): New pass.
10883 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
10885 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
10886 doing them by hand.
10887 (tree_function_versioning): Do not allocate dummy struct function.
10888 * tree-inline.h (optimize_inline_calls): Update prototype.
10889 * tree-optimize.c (execute_fixup_cfg): Export.
10890 (pass_fixup_cfg): Remove
10891 (tree_rest_of_compilation): Do not apply inlines.
10892 * tree-flow.h (execute_fixup_cfg): Declare.
10893 * Makefile.in (gt-passes.c): New.
10894 * passes.c: Include gt-passes.h
10895 (init_optimization_passes): New passes.
10896 (nnodes, order): New static vars.
10897 (do_per_function_toporder): New function.
10898 (execute_one_pass): Dump current pass here.
10899 (execute_ipa_pass_list): Don't dump current pass here.
10901 2007-01-16 Janis Johnson <janis187@us.ibm.com>
10903 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
10904 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
10906 2007-01-16 David Edelsohn <edelsohn@gnu.org>
10908 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
10909 (strong_alias): Define.
10910 (__gcc_qmul): Provide non-FMA for soft-float.
10911 (__gcc_qdiv): Same.
10916 (__gcc_qunord): New.
10926 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
10927 soft-float functions.
10928 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
10929 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
10930 about long double soft float.
10932 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
10933 Tehila Meyzels <tehila@il.ibm.com>
10935 * tree-vectorizer.h (is_pattern_stmt_p): New.
10936 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
10937 formatting (tabs instead of spaces). Cleanup and clarify setting
10938 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
10939 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
10940 (vectorizable_type_demotion): Check that types are integral.
10941 (vectorizable_type_promotion): Likewise.
10942 (vectorizable_store): Fix typo. Eliminate new-line at end of
10945 2007-01-16 Jan Hubicka <jh@suse.cz>
10947 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
10950 2007-01-15 Eric Christopher <echristo@apple.com>
10952 * ifcvt.c: Include vec.h, vecprim.h.
10953 (check_cond_move_block): New argument regs.
10954 Reorganize. Add registers used to regs.
10955 (cond_move_process_if_block): Use regs set above as
10958 2007-01-15 Eric Christopher <echristo@apple.com>
10960 * config/darwin.h: Update copyright.
10961 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
10962 (LINK_COMMAND_SPEC): Add -u.
10963 (LINK_SPEC): Fix umbrella for above.
10965 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
10967 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
10970 2007-01-15 Tom Tromey <tromey@redhat.com>
10972 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
10973 * doc/install.texi (Testing): Don't mention jacks.
10974 (Configuration): Document --enable-java-maintainer-mode. Move
10975 --with-java-home to libgcj-specific section. Document
10977 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
10979 2007-01-15 Jan Hubicka <jh@suse.cz>
10981 * tree-ssa-dce.c (DCE_TODOs): New.
10982 (propagate_necessity): Return if something changed.
10983 (eliminate_unnecessary_stmts): Likewise.
10984 (perform_tree_ssa_dce): Return TODO flags when needed.
10985 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
10987 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
10989 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
10990 (fyl2x_extend<mode>xf3_i387): New insn pattern.
10991 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
10992 patterns using X87MODEF12 mode macro. Extend operand 1
10993 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10994 (log10<mode>2): Ditto.
10995 (log2<mode>2): Ditto.
10996 (log1p<mode>2): Ditto.
10997 (logb<mode>2): Ditto.
10998 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
10999 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11000 (*fxtractxf3_i387): Rename from *fxtractxf3.
11001 (fxtract_extend<mode>xf3_i387): New insn pattern.
11002 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11003 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11004 and gen_fyl2xxf3_i387().
11006 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11008 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11009 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11010 get_loop_exit_edges. Changed return type to bool.
11011 * cfgloop.h (fix_loop_placement): Declaration removed.
11013 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11015 * param.h (MIN_VECT_LOOP_BOUND): New.
11016 * params.def (MIN_VECT_LOOP_BOUND): New.
11017 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11018 argument - minimum threshold for number of iterations.
11019 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11020 argument to declaration.
11021 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11022 MIN_VECT_LOOP_BOUND.
11023 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11024 slpeel_tree_peel_loop_to_edge with additional argument.
11025 (vect_do_peeling_for_alignment): Likewise.
11026 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11028 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11031 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11032 operands of size 1.
11034 2007-01-14 Jan Hubicka <jh@suse.cz>
11036 * tree-dfa.c (remove_referenced_var): New function.
11037 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11038 prune referenced vars list too.
11039 * tree-flow.h (remove_referenced_var): Declare.
11041 2007-01-14 Jan Hubicka <jh@suse.cz>
11043 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11045 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11046 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11047 * except.h (verify_eh_throw_table_statements): Kill prototype.
11048 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11049 into call exrepssions.
11050 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11052 * tree-cfg.c: Include pointer-set.h.
11053 (verify_node_sharing): Work on pointer set.
11054 (verify_eh_throw_stmt_node): New.
11055 (verify_stmts): Use pointers sets, verify throw_stmt.
11057 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11059 * ipa-reference.c (analyze_function): Consider also addresses taken
11062 2007-01-12 Roger Sayle <roger@eyesopen.com>
11064 * c-typeck.c (null_pointer_constant_p): Replace use of
11065 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11066 (build_c_cast): Likewise.
11068 2007-01-12 Roger Sayle <roger@eyesopen.com>
11070 * tree.h (force_fit_type_double): Remove unused final argument.
11071 * c-common.c (constant_expression_warning): Replace use of
11072 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11073 (convert_and_check): Likewise.
11074 (shorten_compare): Update call to force_fit_type_double.
11075 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11076 * convert.c (convert_to_pointer): Update call to
11077 force_fit_type_double.
11078 * fold-const.c (force_fit_type_double): Remove overflowed_const
11080 (int_const_binop, fold_convert_const_int_from_int,
11081 fold_convert_const_int_from_real, fold_div_compare,
11082 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11083 fold_abs_const, fold_not_const): Remove the final argument from
11084 calls to force_fit_type_double.
11086 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11088 * configure.ac: Set insn to "nop" for spu-*-* also.
11089 * configure: Regenerate.
11091 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11093 * builtins.def : Add BUILT_IN_FREE.
11095 2007-01-12 Jan Hubicka <jh@suse.cz>
11097 PR tree-optimization/30443
11098 * tree-inline.c (tree_function_versioning): Do not optimize when
11099 cloning for inlining.
11101 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11103 * doc/loop.texi: Document recording of loop exits.
11104 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11105 (update_single_exits_after_duplication,
11106 update_single_exit_for_duplicated_loop,
11107 update_single_exit_for_duplicated_loops): Removed.
11108 (duplicate_loop_to_header_edge): Do not call
11109 update_single_exits_after_duplication and
11110 update_single_exit_for_duplicated_loops.
11111 (loop_version): Do not update single_exit information.
11112 (fix_loop_structure): Use record_loop_exits instead of
11113 mark_single_exit_loops.
11114 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11115 the lists of loop exits.
11116 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11117 split_edge, merge_blocks): Update the lists of loop exits.
11118 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11119 loop_optimizer_init.
11120 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11121 of mark_single_exit_loops.
11122 (loop_optimizer_finalize): Call release_recorded_exits.
11123 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11124 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11125 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11126 update single exit information.
11127 * lambda-code.c (perfect_nestify): Ditto.
11128 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11129 (mark_single_exit_loops): Removed.
11130 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11131 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11132 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11134 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11135 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11136 (verify_loop_structure): Verify consistency of the exit lists.
11137 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11138 (set_single_exit): Removed.
11139 * cfgloop.h (struct loop_exit): New function.
11140 (struct loop): single_exit_ field replaced by exits field.
11141 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
11142 (struct loops): Added exits hash.
11143 (mark_single_exit_loops, set_single_exit): Declaration removed.
11144 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
11146 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11148 * doc/invoke.texi: Avoid use of @headitem.
11150 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11152 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
11154 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11156 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
11159 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11160 Richard Sandiford <richard@codesourcery.com>
11162 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
11163 * config/m68k/m68k.opt: Resort options.
11164 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
11166 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11167 Richard Sandiford <richard@codesourcery.com>
11169 * doc/invoke.texi: Document the macros that are defined by
11170 m68k's -mtune and -mhard-float options.
11171 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
11172 (m68k_cpp_cpu_family): Likewise.
11173 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
11174 of __ucfv*__ macros. Define __mcffpu__ if generating code for
11175 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
11176 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
11177 (m68k_cpp_cpu_family): Likewise.
11179 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11181 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
11182 macros besides mc68000 as tuning macros. Use a switch statement
11183 to set them and mcpu32.
11185 2007-01-12 Julian Brown <julian@codesourcery.com>
11187 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
11188 (TARGET_68040_ONLY): Rename to...
11189 (TARGET_68040): ...this.
11190 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
11191 * config/m68k/m68k.md: Likewise.
11193 2007-01-12 Julian Brown <julian@codesourcery.com>
11194 Nathan Sidwell <nathan@codesourcery.com>
11195 Richard Sandiford <richard@codesourcery.com>
11197 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
11198 the -mcpu= argument associated with the --with-cpu setting.
11199 Define M68K_DEFAULT_TUNE to the default -mtune= option,
11200 if different from the one implied by the -mcpu setting.
11201 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
11202 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
11203 * doc/invoke.texi: Mention ColdFire in the introduction to the
11204 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
11205 -mno-div and -mhard-float options. Make -m68881 a synonym for
11206 -mhard-float. Document the previously-undocumented -m5206e,
11207 -m528x, -m5307 and -m5407 options. Tweak the existing option
11208 documentation for consistency.
11209 * doc/install.texi: Mention new --with-cpu arguments.
11210 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
11211 default CPU if neither -mcpu nor -march are specified.
11212 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
11213 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
11214 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
11215 using m68k_tune to decide between families that implement the
11216 same ISA. Use m68k_tune to set __mcfv4e__.
11217 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
11218 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
11219 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
11220 (FL_ISA_C, FL_ISA_MMU): New macros.
11221 (MASK_COLDFIRE): Delete.
11222 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
11223 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
11224 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
11225 (TARGET_HARD_FLOAT): Do not define here.
11226 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
11227 (TUNE_68000): New macro.
11228 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
11229 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
11230 (TUNE_CFV2): Redefine in terms of m68k_tune.
11231 (uarch_type, target_device, fpu_type): New enums.
11232 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
11233 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
11234 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
11235 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
11236 (FL_FOR_isa_c): New macros.
11237 (m68k_isa): New enum.
11238 (m68k_target_selection): New structure.
11239 (all_devices, all_isas, all_microarchs): New tables.
11240 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
11241 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
11242 (MASK_ALL_CPU_BITS): Delete.
11243 (m68k_find_selection): New function.
11244 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
11245 Map the legacy target options to a combination of the new ones.
11246 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
11247 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
11248 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
11250 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
11251 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
11253 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
11254 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
11255 * config/m68k/m68k-devices.def: New file.
11257 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11258 Nathan Sidwell <nathan@codesourcery.com>
11260 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
11261 (SUBTARGET_EXTRA_SPECS): New macros.
11262 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
11263 use %(asm_cpu_spec) instead.
11264 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
11265 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
11266 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
11267 (EXTRA_SPECS): Rename to...
11268 (SUBTARGET_EXTRA_SPECS): ...this.
11270 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11271 Richard Sandiford <richard@codesourcery.com>
11272 Julian Brown <julian@codesourcery.com>
11274 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11275 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
11276 to the configuration's default CPU.
11277 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
11278 Remove default masks.
11279 (m680[012]0-*-*): Set the default with_cpu to the first part of
11281 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
11282 (m68k*-*-linux): Extend the --with-cpu handling to...
11283 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
11284 and m68010. Don't set target_cpu_default2.
11285 * doc/install.texi: Document --with-cpu for m68k.
11286 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
11287 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
11288 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
11289 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
11290 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
11291 (ASM_SPEC): Remove use of %(asm_cpu_default).
11292 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
11293 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
11294 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
11295 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
11296 __HAVE_FPU__ if TARGET_HARD_FLOAT.
11297 (TARGET_DEFAULT): Delete.
11298 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
11299 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
11300 (CPP_CPU_SPEC): Delete.
11301 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
11302 the appropriate string.
11303 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
11304 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
11305 (ASM_SPEC): Don't use %(asm_default_spec).
11306 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
11307 TARGET_DEFAULT and add MASK_68881.
11308 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
11310 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11312 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
11313 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
11314 MASK_68010 alongside MASK_68020.
11315 * doc/invoke.texi: Document -m68010.
11316 * config/m68k/m68k.opt (m68010): New.
11317 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
11319 (TUNE_68010): New macro.
11320 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
11321 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
11322 (M68K_CPU_m68332): Add MASK_68010.
11323 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
11324 fallback definition.
11325 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
11327 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
11328 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
11329 to all entries that use MASK_68020.
11330 (output_move_simode_const, output_move_himode, output_move_qimode)
11331 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
11332 instead of TARGET_68020 to select clr behavior. Remove comment
11333 about there being no TARGET_68010.
11334 * config/m68k/m68k.md: Likewise throughout.
11336 2007-01-12 Julian Brown <julian@codesourcery.com>
11338 * config/m68k/m68k.h (TARGET_ISAB): New macro.
11339 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
11340 * config/m68k/m68k.md: Likewise.
11342 2007-01-12 Julian Brown <julian@codesourcery.com>
11344 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
11345 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
11347 2007-01-12 Julian Brown <julian@codesourcery.com>
11349 * config/m68k/m68k.h (TUNE_68040_60): New macro.
11350 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
11351 * config/m68k/m68k.md: Likewise.
11353 2007-01-12 Julian Brown <julian@codesourcery.com>
11354 Richard Sandiford <richard@codesourcery.com>
11356 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
11357 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
11358 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
11360 (TARGET_CPU32): Rename to...
11361 (TUNE_CPU32): ...this.
11362 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
11363 (TUNE_CFV2): New macros.
11364 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
11365 remove conditions that are implied by TARGET_68020.
11366 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
11367 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
11368 (m68k_output_function_epilogue): Likewise.
11369 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
11370 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
11371 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
11372 non-68000 timings. Refactor multiplication and division costs.
11373 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
11374 TUNE_CPU32 instead of TARGET_CPU32.
11375 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
11376 and TUNE_68060 instead of TARGET_68060.
11377 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
11378 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
11380 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
11381 && !TARGET_COLDFIRE" to choose between moveq and clr.
11382 Likewise in the unnamed movsf pattern.
11383 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
11384 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
11387 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11389 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
11390 of tabbing before backslashes.
11392 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11394 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
11395 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
11396 (ASM_OUTPUT_INTERNAL_LABEL): Define.
11398 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11400 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
11401 find_interesting_uses_cond.
11402 (find_interesting_uses_cond): Use extract_cond_operands.
11403 (rewrite_use_compare): Use extract_cond_operands and
11404 force_gimple_operand_bsi. Do not call update_stmt.
11405 (determine_use_iv_cost_condition): Use extract_cond_operands.
11406 Return cheaper of using original bound and changing the exit bound.
11408 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11410 PR tree-optimization/29516
11411 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
11412 most_expensive_mult_to_index, addr_to_parts,
11413 create_mem_ref, maybe_fold_tmr): Make the type of
11414 fields of TARGET_MEM_REF sizetype.
11415 (move_fixed_address_to_symbol, move_pointer_to_base):
11417 * tree.def (TARGET_MEM_REF): Add comment on types of
11420 2007-01-11 Joseph Myers <joseph@codesourcery.com>
11422 * c-common.c (vector_types_convertible_p): Treat opaque types as
11423 always convertible if they have the same size, but not otherwise.
11425 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
11427 * ifcvt.c (struct noce_if_info): Add comments to the fields.
11428 Remove the b_unconditional field.
11429 (noce_try_sign_mask): Do not look at b_unconditional.
11430 (noce_process_if_block): Do not use merge_if_blocks. Update
11431 the CFG here. Do not set b_unconditional.
11432 (cond_move_process_if_block): Likewise.
11433 (find_cond_trap): Likewise.
11434 (check_cond_move_block): Require simple jump insns at the end
11435 of the basic block.
11437 2007-01-11 Jan Hubicka <jh@suse.cz>
11439 PR tree-optimization/1046
11440 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
11441 when alias info is not ready.
11442 (pass_tail_recursion): Do not require aliasing.
11443 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
11444 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
11445 * tree-ssa-copy.c (pass_copy_prop): Likewise.
11446 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
11447 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
11448 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
11449 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
11451 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
11452 When aliasing is not build, mark statement as volatile.
11454 2007-01-11 Tom Tromey <tromey@redhat.com>
11456 PR preprocessor/15185, PR preprocessor/20989:
11457 * doc/cppopts.texi <-MT>: Update description of algorithm for
11458 computing default target.
11459 <-M, -MD>: Reword "basename" text.
11461 2007-01-11 Roger Sayle <roger@eyesopen.com>
11463 * builtins.c (expand_builtin_pow, expand_builtin_powi,
11464 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
11465 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11466 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
11467 fold_builtin_bswap, real_constp, fold_builtin_pow,
11468 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
11469 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
11470 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11471 * convert.c (convert_to_pointer): Likewise.
11472 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11473 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
11474 const_binop, fold_convert_const_int_from_int,
11475 fold_convert_const_int_from_real,
11476 fold_convert_const_real_from_real, sign_bit_p,
11477 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
11478 fold_sign_changed_comparison, fold_unary, fold_comparison,
11479 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
11480 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11481 * print-tree.c (print_node_brief, print_node): Likewise.
11482 * stor-layout.c (place_field, layout_type): Likewise.
11483 * tree-chrec.c (keep_cast): Likewise.
11484 * tree.c (build_vector, build_real, build_real_from_int_cst,
11485 build_complex): Likewise.
11487 2007-01-11 Roger Sayle <roger@eyesopen.com>
11489 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
11490 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
11492 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
11494 * configure.ac (strict1_warn): Rename to strict_warn.
11495 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
11496 cc_set_by_configure, quoted_cc_set_by_configure,
11497 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
11498 all_boot_languages, all_stagestuff): Remove.
11499 (target_list): Remove bootstrap targets.
11500 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
11501 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
11502 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
11503 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
11504 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
11505 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
11506 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
11507 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
11508 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
11509 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
11510 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
11511 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
11512 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
11513 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
11514 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
11515 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
11516 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
11517 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
11518 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
11519 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
11520 (mostlyclean): Adjust.
11521 (clean, distclean): Don't mention bootstrap stuff.
11522 * configure: Regenerate.
11523 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
11524 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
11525 treelang/config-lang.in (stagestuff): Remove.
11526 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
11527 stageprofile, stagefeedback, stagestuff): Remove mention.
11529 2007-01-11 Nick Clifton <nickc@redhat.com>
11531 * config/mcore/predicates.md (mcore_general_movesrc_operand):
11533 (mcore_general_movdst_operand): Do not accept CONST_INTs.
11534 (mcore_arith_K_S_operand): Run the test for the S constraint not
11535 the test for the M constraint.
11536 (mcore_addsub_operand): Do not accept integer values that are
11537 larger than 32 bits.
11538 * config/mcore/mcore.md: Remove unused constraints from split.
11539 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
11540 (addsi3): Likewise.
11541 (allocate_stack): Likewise.
11542 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
11543 operands to 32 bits.
11544 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
11546 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
11547 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
11548 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
11549 mcore_output_bclri, mcore_output_andn, output_inline_const,
11550 mcore_output_move, mcore_output_movedouble): Likewise.
11551 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
11552 (output_inline_const): Likewise.
11553 (output_inline_const): Fix format strings used in sprintf
11555 * config/mcore/mcore-protos.h: Update prototypes for changed
11556 functions in mcore.c.
11557 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
11558 HOST_WIDE_INT and not int.
11559 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
11560 CONST_OK_FOR_N): Likewise.
11561 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
11562 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
11565 2007-01-10 Jan Hubicka <jh@suse.cz>
11567 * tree-vrp.c (remove_range_assertions): Release defs.
11568 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
11569 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
11571 2007-01-10 Paul Brook <paul@codesourcery.com>
11573 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
11574 * config/arm/arm.md (mulsi3subsi): New insn.
11576 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
11578 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
11579 (tree_transform_and_unroll_loop): New.
11580 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
11583 2007-01-10 Robert Kennedy <jimbob@google.com>
11585 * fold-const.c (fold_comparison): Fold comparisons like (x *
11586 1000 < 0) to (x < 0).
11588 2007-01-10 Ian Lance Taylor <iant@google.com>
11590 * tree-pretty-print.c (dump_generic_node): Print parentheses when
11591 operands have the same priority.
11593 2007-01-10 Tom Tromey <tromey@redhat.com>
11595 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
11596 (fold_binary): Likewise.
11597 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
11598 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
11599 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
11600 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
11601 * langhooks.h (struct lang_hooks): Removed field
11602 'can_use_bit_fields_p'.
11604 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
11606 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
11608 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
11610 * function.c (get_last_funcdef_no): New function.
11611 * function.h (get_last_funcdef_no): Declare.
11612 * tree-inline.c (initialize_cfun): Add initialization.
11613 (tree_function_versioning): Cleanup.
11615 2007-01-10 Jan Hubicka <jh@suse.cz>
11617 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
11620 2007-01-10 Sa Liu <saliu@de.ibm.com>
11621 Ben Elliston <bje@au.ibm.com>
11623 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
11624 for SAVE_NONLOCAL and Pmode for any other save level.
11625 * spu-protos.h (spu_restore_stack_block): Declare.
11626 * spu.md (save_stack_block): Remove.
11627 (restore_stack_block): Call spu_restore_stack_block.
11628 * spu.c (spu_restore_stack_block): New function.
11629 (spu_expand_epilogue): Remove old comment.
11631 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11633 PR tree-optimization/30322
11634 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
11635 (cand_value_at): Return the value as aff_tree.
11636 (may_eliminate_iv): Convert the bound from aff_tree to tree.
11637 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
11638 aff_combination_mult): New functions.
11639 (aff_combination_add): Use aff_combination_add_cst.
11640 (aff_combination_convert): Allow conversions to a wider type.
11641 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
11642 * tree-affine.h (aff_combination_mult): Declare.
11644 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
11646 * doc/tm.texi: Update documentation to reflect reality of exec
11647 and start file search behaviours. Update copyright year.
11648 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
11649 header file directories.
11651 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
11653 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
11654 (*cosxf2): Rename to cosxf2_i387.
11655 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
11656 using X87MODEF12 mode macro. Rename patterns to
11657 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
11659 (*cosdf2, *cossf2): Ditto.
11660 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
11661 to match extended input operands.
11662 (sincos<mode>3): New expander.
11663 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
11664 insn patterns and corresponding splitters.
11666 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
11668 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
11669 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
11671 2007-01-09 Nicolas Pitre <nico@cam.org>
11674 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
11676 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11678 * target.h (struct gcc_target): New field library_rtti_comdat.
11679 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
11680 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
11681 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
11682 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
11684 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11686 * doc/invoke.texi (Optimize Options): Correct description of -O0.
11688 2007-01-08 Richard Guenther <rguenther@suse.de>
11690 * tree.h (force_fit_type_double): Export.
11691 (force_fit_type): Remove.
11692 * fold-const.c (force_fit_type_double): New function.
11693 (force_fit_type): Remove.
11694 (int_const_binop): Use it.
11695 (fold_convert_const_int_from_int): Likewise.
11696 (fold_convert_const_int_from_real): Likewise.
11697 (fold_div_compare): Likewise.
11698 (fold_sign_changed_comparison): Likewise.
11699 (fold_unary): Likewise.
11700 (fold_negate_const): Likewise.
11701 (fold_abs_const): Likewise.
11702 (fold_not_const): Likewise.
11703 * c-common.c (shorten_compare): Use force_fit_type_double.
11704 * convert.c (convert_to_pointer): Likewise.
11706 2007-01-08 Richard Guenther <rguenther@suse.de>
11708 * tree.h (build_int_cst_wide_type): Export.
11709 * tree.c (build_int_cst_wide_type): New function.
11710 (build_int_cst_wide): Fix comment.
11711 * builtins.c (fold_builtin_object_size): Use build_int_cst
11712 to build -1 or 0 of the correct type. Use fit_double_type
11713 to check for overflow.
11714 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
11716 (decode_field_reference): Likewise.
11717 (all_ones_mask_p): Likewise.
11718 (native_interpret_int): Use build_int_cst_wide_type.
11719 (fold_binary): Use build_int_cst_type to build an all-ones
11721 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
11723 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
11725 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
11727 2007-01-09 Ben Elliston <bje@au.ibm.com>
11729 * genautomata.c (STATS_OPTION): New option.
11730 (stats_flag): New flag.
11731 (gen_automata_option): Handle it.
11732 (initiate_automaton_gen): Ditto.
11733 (write_automata): Output statistics only if stats_flag is
11734 set. Likewise, output time statistics only if time_flag is set.
11735 * doc/md.texi (Processor pipeline description): Document new flag.
11737 2007-01-08 Richard Guenther <rguenther@suse.de>
11739 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
11740 * tree.c (build_int_cst_type): Likewise.
11741 (size_in_bytes): Don't call force_fit_type on the result.
11742 (int_fits_type_p): Use fit_double_type.
11743 * fold-const.c (fit_double_type): New function.
11744 (force_fit_type): Use it.
11745 * tree.h (fit_double_type): Export.
11747 2007-01-08 Jan Hubicka <jh@suse.cz>
11749 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
11750 * ipa.c (function_and_variable_visibility): Fix return type.
11752 2007-01-08 Richard Guenther <rguenther@suse.de>
11754 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
11755 of offset to build the index.
11756 * tree-pretty-print.c (dump_generic_node): Don't build negated
11757 const just for printing.
11758 * c-pretty-print.c (pp_c_integer_constant): Likewise.
11759 * builtins.c (fold_builtin_int_roundingfn): Check if result
11760 fits the type by using force_fit_type and comparing the result.
11761 * predict.c (predict_loops): Use compare_tree_int for comparison.
11762 * tree.c (build_int_cst): Fall back to integer_type_node for
11764 (build_int_cst_wide): Assert type is non-null.
11766 2007-01-08 Roberto Costa <roberto.costa@st.com>
11768 * tree-vrp.c (extract_range_from_cond_expr): New.
11769 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
11770 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
11772 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
11773 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
11774 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
11775 used as expressions.
11776 * tree-object-size.c (cond_expr_object_size): New.
11777 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
11779 2007-01-08 Jan Hubicka <jh@suse.cz>
11781 * tree-ssa-forwprop.c (forward_propagate_into_cond,
11782 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
11785 2007-01-08 Richard Guenther <rguenther@suse.de>
11787 PR tree-optimization/23603
11788 * tree-vrp.c (set_value_range_to_truthvalue): New function.
11789 (extract_range_from_binary): Fall back to truthvalue instead of
11790 varying for TRUTH_*_EXPR.
11791 (extract_range_from_comparison): Fall back to truthvalue instead of
11793 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
11794 if all visited PHI values were constant.
11796 2007-01-08 Jan Hubicka <jh@suse.cz>
11798 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
11799 (cgraph_analyze_function): break out from ...
11800 (cgraph_finalize_compilation_unit): ... here.
11801 (cgraph_expand_function): Remove forgoten commented out line.
11802 (cgraph_optimize): Analyze functions.
11804 2007-01-08 Jan Hubicka <jh@suse.cz>
11806 * tree-pas.h (TODO_remove_function): New flag.
11807 (TODO_update*): Renumber.
11808 (pass_ipa_increase_alignment,
11809 pass_ipa_function_and_variable_visibility): New passes.
11810 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
11811 (cgraph_function_and_variable_visibility): Move to ipa.c
11812 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
11813 cgraph_increase_alignment.
11814 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
11815 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
11816 calling tree-inline.
11817 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
11818 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
11819 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
11820 (gate_increase_alignment): New function.
11821 (pass_ipa_increase_alignment): New pass.
11822 * ipa.c: Inline tree-pass.h and timevar.h
11823 (function_and_variable_visibility): Move here from cgraphunit.c
11824 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
11825 * passes.c (init_optimization_passes): Add the two new passes.
11826 (execute_todo): Handle cgraph_remove_functions.
11828 2007-01-08 Nick Clifton <nickc@redhat.com>
11830 * config/frv/predicates.md (reg_or_0_operand): Accept
11833 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
11835 * config/bfin/rtems.h, config/bfin/t-rtems: New.
11836 * config.gcc: Add bfin*-rtems*.
11838 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11840 * c.opt: Add -flax-vector-conversions.
11841 * c-typeck.c (convert_for_assignment): Pass flag to
11842 vector_types_convertible_p to allow emission of note.
11843 (digest_init): Likewise.
11844 * c-opts.c: Handle -flax-vector-conversions.
11845 * c-common.c (flag_lax_vector_conversions): New.
11846 (vector_types_convertible_p): Unless -flax-vector conversions
11847 has been passed, disallow conversions between vectors with
11848 differing numbers of subparts and/or element types. If such
11849 a conversion is disallowed, possibly emit a note on the first
11850 occasion only to inform the user of -flax-vector-conversions.
11851 The new last argument specifies this.
11852 * c-common.h (flag_lax_vector_conversions): New.
11853 (vector_types_convertible_p): Add extra argument.
11854 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
11855 char_type_node for V*QI type vectors.
11856 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
11857 Update to satisfy new typechecking rules.
11858 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
11859 C and C++ variants.
11860 * doc/invoke.texi (C Dialect Options): Document
11861 -flax-vector-conversions.
11863 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11865 PR tree-optimization/29877
11866 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
11867 a register variable on the RHS to not be replaceable.
11869 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
11870 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
11871 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
11872 const_simm15, const_pow2, const_npow2): Added.
11873 * config/score/misc.md (insv, extv, extzv, movmemsi,
11874 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
11875 * config/score/score.c (score_address_cost, score_select_cc_mode):
11877 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
11878 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
11879 Update score_print_operand.
11880 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
11881 Adjust register allocate order and update some macro define.
11882 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
11883 mdx_block_move_straight, mdx_block_move_loop_head,
11884 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
11885 mdx_block_move): Added.
11886 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
11887 mdp_limm): Updated and fix some bug and typo.
11888 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
11889 (movsf, movdf, doloop_end): Added.
11891 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
11893 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
11894 config/arm/thumb2.md: Fix comment typos.
11895 * doc/extend.texi: Fix a typo.
11897 2007-01-07 Eric Christopher <echristo@apple.com>
11899 * configure.ac: Check for __stack_chk_fail for darwin.
11900 * configure: Regenerate.
11902 2007-01-07 Richard Guenther <rguenther@suse.de>
11904 * tree-vrp.c (extract_range_from_assert): CSE calls to
11905 compare_values where possible.
11906 (extract_range_from_unary_expr): Likewise.
11908 2007-01-07 Anatoly Sokolov <aesok@post.ru>
11910 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
11911 * config/avr/avr.c (call_insn_operand): Delete function.
11912 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
11913 instead of register number. Use predicates.
11914 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
11915 call_insn_operand): Add.
11917 2007-01-06 Jan Hubicka <jh@suse.cz>
11919 * tree-pass.h (pass_build_cgraph_edges): Declare.
11920 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
11921 (visited_nodes): Remove.
11922 (cgraph_create_edges): Move to cgraphbuild.c; rename to
11923 build_cgrpah_edges; make visited_nodes local.
11924 (cgraph_process_new_functions): DO not call initialize_inline_failed.
11925 (record_references_in_initializer): Move to cgraphbuild.c
11926 (initialize_inline_failed, rebuild_cgraph_edges,
11927 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
11928 (verify_cgraph_node): Make visited_nodes local.
11929 (cgraph_analyze_function): Do not call cgraph_create_edges and
11930 initialize_inline_failed.
11931 (cgraph_expand_function): Do not call cgraph_lower_function;
11932 assert that function is already lowered.
11933 * Makefile.in (cgraphbuild.o): New.
11934 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
11935 at the end of lowering passes.
11937 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
11939 * ifcvt.c (cond_move_convert_if_block): New function, code
11940 factored out from...
11941 (cond_move_process_if_block): ...here. Call the new function
11942 on the THEN and ELSE blocks.
11943 (merge_if_block): Do not copy global_live_at_end, merge_blocks
11944 already takes care of this.
11946 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11949 * tree.h (TREE_OVERFLOW_P): New.
11950 * c-typeck.c (parser_build_unary_op): Warn only if result
11951 overflowed and operands did not.
11952 (parser_build_binary_op): Likewise.
11953 (convert_for_assignment): Remove redundant overflow_warning.
11954 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
11956 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11958 * c-typeck.c (store_init_value): Split over two lines to follow
11959 the GNU coding style.
11961 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
11963 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
11964 __GXX_EXPERIMENTAL_CXX0X__.
11965 * doc/cpp.texi: Same.
11967 2007-01-05 Richard Guenther <rguenther@suse.de>
11969 PR middle-end/27826
11970 * tree.c (get_narrower): Do not construct COMPONENT_REFs
11971 with mismatched types. Instead explicitly build a
11972 conversion NOP_EXPR.
11974 2007-01-05 Ian Lance Taylor <iant@google.com>
11976 * c-common.c (decl_with_nonnull_addr_p): New function.
11977 (c_common_truthvalue_conversion): Call it.
11978 * c-typeck.c (build_binary_op): Likewise.
11979 * c-common.h (decl_with_nonnull_addr_p): Declare.
11981 2007-01-05 Jakub Jelinek <jakub@redhat.com>
11984 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
11987 2007-01-05 Joel Brobecker <brobecker@adacore.com>
11989 * doc/install.texi (Final install): Document the fact that
11990 the GNAT runtime should not be stripped.
11992 2007-01-04 Jan Hubicka <jh@suse.cz>
11994 * tree-inline.c (fold_marked_statements): Update operand caches
11995 and EH after folding
11997 2007-01-04 Ian Lance Taylor <iant@google.com>
11999 * c-common.c (check_function_nonnull): Whitespace fix.
12001 2007-01-04 Jan Hubicka <jh@suse.cz>
12003 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12004 comitted older version of patch.
12005 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12006 function, celanup cfg and collect garbage.
12008 2007-01-04 Mike Stump <mrs@apple.com>
12010 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12013 2007-01-04 Eric Christopher <echristo@apple.com>
12015 * libgcc2.c (__bswapsi2): Use SItype.
12016 (__bswapdi2): Use DItype.
12017 * libgcc2.h: Update for above.
12019 2007-01-04 Paul Brook <paul@codesourcery.com>
12021 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12022 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12023 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12024 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12025 umulsi3_highpart): Make conditional on !arm_arch6.
12026 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12027 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12028 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12029 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12030 umulsi3_highpart_v6): New insns.
12032 2007-01-04 Roger Sayle <roger@eyesopen.com>
12034 * fold-const.c (fold_convert): When casting an expression to void,
12035 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12036 have a type. Instead of attempting to build a NOP_EXPR, return
12037 these "special" trees directly.
12039 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12041 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12042 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12043 rs6000_cost->fp not 0 as adjustment for outer NEG.
12045 2007-01-04 Jan Hubicka <jh@suse.cz>
12047 * cgraph.c (cgraph_release_function_body): New function.
12048 (cgraph_remove_node): Use it.
12049 * cgraph.h (cgraph_release_function_body): Declare.
12050 * cgraphunit.c (cgraph_expand_function): Use it.
12051 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12052 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12053 is initialized and while compilation of other function is running.
12054 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12055 statement CFG annotations from here to ...
12056 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12058 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12060 * cfgloop.h (enum li_flags): Make the constants powers of two.
12062 2007-01-04 Jan Hubicka <jh@suse.cz>
12064 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12066 (fold_marked_statements): New function.
12067 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12068 * tree-inline.h (copy_body_data): Add statements_to_fold.
12070 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12072 * config.gcc: Mention libgcc/config.host.
12073 * Makefile.in: Update comments mentioning libgcc.
12074 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12075 (all.cross, start.encap, rest.encap, rest.cross): Update
12076 dependencies for libgcc move.
12077 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12078 (clean-target, clean-target-libgcc): Delete.
12079 (srcdirify, GCC_EXTRA_PARTS): New macros.
12080 (libgcc-support, libgcc.mvars): New rules.
12081 (distclean): Remove mention of mklibgcc.
12082 (install): Don't reference INSTALL_LIBGCC.
12083 (install-common): Don't reference EXTRA_PARTS.
12084 (install-libgcc, install-multilib): Delete rules.
12085 * mklibgcc.in: Delete file.
12086 * doc/configfiles.texi: Don't mention mklibgcc.
12088 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12089 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12090 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12091 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12092 (mklibgcc, ldblspecs): Likewise.
12094 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12095 (posixpre.def): Use $(T).
12096 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12097 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12098 (SHLIB_LINK): Make dummy.
12099 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12101 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12103 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12104 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12105 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12106 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12108 * configure.ac (all_outputs): Remove mklibgcc.
12109 * configure: Regenerated.
12111 2007-01-03 Josh Conner <jconner@apple.com>
12113 PR middle-end/29683
12114 * calls.c (compute_argument_addresses): Set stack and stack_slot
12115 for partial args, too.
12116 (store_one_arg): Use locate.size.constant for the size when
12117 generating a save_area.
12119 2007-01-03 Robert Kennedy <jimbob@google.com>
12121 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12122 whose definitions are deleted due to basic block merging.
12124 2007-01-03 Paul Brook <paul@codesourcery.com>
12127 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12129 (use_return_insn): Return 0 for Thumb interrupt functions.
12130 (print_multi_reg): Add rfe argument for IRQ returns.
12131 (arm_output_epilogue): Pop interrupt return address directly into PC.
12132 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12134 2007-01-03 Paul Brook <paul@codesourcery.com>
12136 Merge from sourcerygxx-4_1.
12137 * config/arm/thumb2.md: New file.
12138 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
12140 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
12141 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12142 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
12143 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
12145 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12146 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
12148 * config/arm/ieee754-sf.S: Ditto.
12149 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
12150 (thumb1_base_register_rtx_p): ... to this.
12151 (thumb_index_register_rtx_p): Rename...
12152 (thumb1_index_register_rtx_p): ... to this.
12153 (thumb_output_function_prologue): Rename...
12154 (thumb1_output_function_prologue): ... to this.
12155 (thumb_legitimate_address_p): Rename...
12156 (thumb1_legitimate_address_p): ... to this.
12157 (thumb_rtx_costs): Rename...
12158 (thumb1_rtx_costs): ... to this.
12159 (thumb_compute_save_reg_mask): Rename...
12160 (thumb1_compute_save_reg_mask): ... to this.
12161 (thumb_final_prescan_insn): Rename...
12162 (thumb1_final_prescan_insn): ... to this.
12163 (thumb_expand_epilogue): Rename...
12164 (thumb1_expand_epilogue): ... to this.
12165 (arm_unwind_emit_stm): Rename...
12166 (arm_unwind_emit_sequence): ... to this.
12167 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
12168 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
12169 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
12170 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
12171 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
12172 thumb2_output_casesi): New functions.
12173 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
12174 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
12175 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
12176 THUMB2_WORK_REGS): Define.
12177 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
12178 arm_condexec_mask, arm_condexec_masklen)): New variables.
12179 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
12180 (arm_override_options): Check new CPU capabilities.
12181 Set new architecture flag variables.
12182 (arm_isr_value): Handle v7m interrupt functions.
12183 (user_return_insn): Return 0 for v7m interrupt functions. Handle
12185 (const_ok_for_arm): Handle Thumb-2 constants.
12186 (arm_gen_constant): Ditto. Use movw when available.
12187 (arm_function_ok_for_sibcall): Return false for v7m interrupt
12189 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
12190 (thumb_find_work_register, arm_load_pic_register,
12191 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
12192 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
12193 print_multi_reg, output_mov_long_double_fpa_from_arm,
12194 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
12195 output_mov_double_fpa_from_arm, output_move_double,
12196 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
12197 output_return_instruction, arm_output_function_prologue,
12198 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
12199 arm_output_mi_thunk, thumb_set_return_address): Ditto.
12200 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
12201 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
12202 (arithmetic_instr, shift_op): Use arm_shift_nmem.
12203 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
12205 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
12206 (thumb_expand_prologue): Use thumb_set_frame_pointer.
12207 (arm_file_start): Output directive for unified syntax.
12208 (arm_unwind_emit_set): Handle stack alignment instruction.
12209 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
12210 Add v6t2, v7, v7a, v7r and v7m.
12211 (RETLDM): Add Thumb-2 code.
12212 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
12213 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
12214 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
12215 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
12216 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
12217 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
12218 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
12219 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
12220 ADJUST_INSN_LENGTH): Define.
12221 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
12222 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
12223 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
12224 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
12225 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
12226 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
12227 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
12228 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
12229 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
12230 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
12231 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
12232 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
12233 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
12234 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
12235 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
12236 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
12237 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
12239 * config/arm/arm-tune.md: Regenerate.
12240 * config/arm/arm-protos.h: Update prototypes.
12241 * config/arm/vfp.md: Enable patterns for Thumb-2.
12242 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
12243 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
12244 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
12245 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
12246 * config/arm/libunwind.S: Add Thumb-2 code.
12247 * config/arm/constraints.md: Update include Thumb-2.
12248 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
12249 * config/arm/ieee754-df.S: Ditto.
12250 * config/arm/bpabi.S: Ditto.
12251 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
12252 * config/arm/predicates.md (low_register_operand,
12253 low_reg_or_int_operand, thumb_16bit_operator): New.
12254 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
12255 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
12256 * config/arm/t-arm-elf: Add armv7 multilib.
12257 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
12259 (UNSPEC_STACK_ALIGN, ce_count): New.
12260 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
12261 arm_zero_extendsidi2, arm_zero_extendqidi2): New
12263 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
12264 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
12265 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
12266 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
12267 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
12268 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
12270 * doc/extend.texi: Document ARMv7-M interrupt functions.
12271 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
12273 2007-01-03 Jakub Jelinek <jakub@redhat.com>
12275 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
12276 (struct _Unwind_Context): Rename args_size to flags, remove
12277 signal_frame field, add a new args_size field and version field.
12278 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
12279 _Unwind_IsExtendedContext): New inline functions.
12280 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
12281 Assume by_value array is only present if _Unwind_IsExtendedContext.
12282 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
12283 _Unwind_IsSignalFrame.
12284 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
12285 (uw_update_context_1): Use _Unwind_SetSignalFrame.
12286 (uw_init_context_1): Initialize context->flags to
12287 EXTENDED_CONTEXT_BIT.
12288 * config/rs6000/linux-unwind.h (frob_update_context): Use
12289 _Unwind_SetSignalFrame.
12291 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12293 PR middle-end/30353
12294 * gimplify.c (gimplify_modify_expr_complex_part): Move below
12295 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
12298 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
12300 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
12301 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
12302 RET, AT_SP): Remove.
12303 * config/i386/i386.md (*sse_prologue_save_insn): Use return
12306 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12307 * cfgbuild.c (find_basic_blocks): Likewise.
12308 * cfgrtl.c (rtl_create_basic_block): Likewise.
12309 * function.c (temp_slots_at_level): Likewise.
12310 * reg-stack.c (stack_regs_mentioned): Likewise.
12311 * regclass.c (allocate_reg_info): Likewise.
12312 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12313 set_bb_for_stmt, move_block_to_fn): Likewise.
12314 * tree-complex.c (tree_lower_complex): Likewise.
12315 * vec.h (VEC_safe_grow_cleared): New.
12317 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
12319 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
12321 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
12322 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
12324 * cfgloopmanip.c (scale_loop_frequencies): Export.
12325 (loopify): Scale the frequencies by prescribed coefficients.
12326 (set_zero_probability): New function.
12327 (duplicate_loop_to_header_edge): Improve updating of frequencies.
12328 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
12329 and frequencies according to arguments.
12330 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
12332 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
12333 * modulo-sched.c (sms_schedule): Set probabilities for entering
12334 versioned loop correctly.
12335 * tree-vect-transform.c (vect_transform_loop): Ditto.
12336 * cfgloop.h (loopify, loop_version): Declaration changed.
12337 (scale_loop_frequencies): Declared.
12339 2007-01-02 Jan Hubicka <jh@suse.cz>
12341 * cgraph.c: Include tree-flow.h
12342 (cgraph_add_new-function): Handle IPA_SSA mode; execute
12343 early_local_passes.
12344 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
12345 * tree-pass.h (pass_all_early_optimizations): Declare.
12346 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
12347 early_local_passes.
12348 (cgraph_analyze_function): Do early_local_passes.
12349 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12350 Do not add referenced vars.
12351 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
12353 (gate_all_early_local_passes): New gate.
12354 (pass_early_local_passes): Use new gate.
12355 (execute_early_local_optimizations): New functions.
12356 (gate_all_early_optimizations): New gate.
12357 (pass_all_early_optimizations): New pass.
12358 (execute_free_datastructures): Free SSA only when initialized.
12359 (gate_init_datastructures): Init only when optimizing.
12360 (tree_lowering_passes): Do early local passes when called late.
12361 * tree-profile.c (do_tree_profiling): Don't profile functions added
12363 (do_early_tree_profiling, pass_early_tree_profile): Kill.
12364 * tree-cfg.c (update_modified_stmts): Do not update when operands are
12366 * passes.c (init_optimizations_passes): Reorder so we go into SSA
12367 during early_local_passes.
12368 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
12371 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12373 * Makefile.in: Update copyright year.
12375 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12377 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
12378 in $(lang_checks) and check-consistency targets.
12380 2007-01-02 Jan Hubicka <jh@suse.cz>
12382 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12383 Do not add referenced vars.
12384 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
12386 * passes.c (init_optimization_passes): Put mudflap_2 after
12387 free_datastructures.
12389 2007-01-02 Jan Hubicka <jh@suse.cz>
12391 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
12392 Set NOTHROW flag on call statements proved to be nothrow.
12393 Update statement of local calls so new pure/const functions are
12394 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
12396 (tree_rest_of_compilation): Register hooks and initialize bitmap
12397 early. Do not set after_inlining flag.
12399 2007-01-02 Steve Ellcey <sje@cup.hp.com>
12401 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
12402 HOST_BITS_PER_LONGLONG
12404 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12407 * c-typeck.c (store_init_value): Don't emit pedantic overflow
12408 warning for non-static initializers.
12410 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
12412 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
12413 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
12414 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
12415 Always use set_unique_reg_note to add REG_EQUAL notes.
12417 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12420 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12422 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12423 * cfgbuild.c (find_basic_blocks): Likewise.
12424 * cfgrtl.c (rtl_create_basic_block): Likewise.
12425 * function.c (temp_slots_at_level): Likewise.
12426 * reg-stack.c (stack_regs_mentioned): Likewise.
12427 * regclass.c (allocate_reg_info): Likewise.
12428 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12429 set_bb_for_stmt, move_block_to_fn): Likewise.
12430 * tree-complex.c (tree_lower_complex): Likewise.
12431 * vec.h (VEC_safe_grow_cleared): New.
12433 2007-01-02 Ian Lance Taylor <iant@google.com>
12435 * c-common.c (c_common_truthvalue_conversion): When warning about
12436 using an assignment as a truth value, set TREE_NO_WARNING.
12438 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12441 * c.opt (Wold-style-declaration): New.
12442 * doc/invoke.texi (C-only Warning Options): New.
12443 (Wold-style-declaration): Document it.
12444 (Wextra): Enabled by -Wextra.
12445 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12446 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
12447 -Wold-style-declaration.
12449 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12451 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12452 * cfgbuild.c (find_basic_blocks): Likewise.
12453 * cfgrtl.c (rtl_create_basic_block): Likewise.
12454 * function.c (temp_slots_at_level): Likewise.
12455 * reg-stack.c (stack_regs_mentioned): Likewise.
12456 * regclass.c (allocate_reg_info): Likewise.
12457 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12458 set_bb_for_stmt, move_block_to_fn): Likewise.
12459 * tree-complex.c (tree_lower_complex): Likewise.
12460 * vec.h (VEC_safe_grow_cleared): New.
12462 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
12464 * c-common.c (c_common_nodes_and_builtins): Since variants of
12465 void_type_node get built before it is given a name, we need to
12466 give those variants the name, too.
12467 (complete_array_type): We need to work with the canonical main
12468 type of the array, from which we will build the qualified version.
12469 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
12470 * print-tree.c (print_node): Display canonical type information
12472 * stor-layout.c (layout_type): When we don't know the
12473 alignment of a type for which we're building an array, we end up
12474 guessing wrong, so make the type require structural equality.
12475 * tree.c (make_node_stat): When we build a new type, it is its
12476 own canonical type.
12477 (build_type_attribute_qual_variant): When building an attribute
12478 variant, its canonical type is the non-attribute variant. However,
12479 if the attributes are target-dependent and they differ, we need to
12480 use structural equality checks for this type.
12481 (build_qualified_type): A qualified type is not equivalent to its
12482 unqualified variant; set the canonical type appropriately.
12483 (build_distinct_type_copy): When building a distinct type from
12484 another type, the new type is its own canonical type.
12485 (build_variant_type_copy): When building a new type variant, we
12486 assume that it is equivalent to the original type.
12487 (build_pointer_type_for_mode): When building a pointer type, also
12488 build a canonical type pointer.
12489 (build_reference_type_for_mode): When building a reference type,
12490 also build a canonical type reference.
12491 (build_index_type): When we can't hash an index type (e.g.,
12492 because its maximum value is negative), the index type requires
12493 structural equality tests.
12494 (build_array_type): Build the canonical form of an array type.
12495 (build_function_type): Function types require structural equality,
12496 because they contain default arguments, attributes, etc.
12497 (build_method_type_directly): Ditto for method types.
12498 (build_offset_type): Build the canonical offset type.
12499 (build_complex_type): Build the canonical vector type.
12500 (make_vector_type): Build the canonical vector type.
12501 * tree.h (TYPE_CANONICAL): New.
12502 (TYPE_STRUCTURAL_EQUALITY_P): New.
12503 (SET_TYPE_STRUCTURAL_EQUALITY): New.
12504 (struct tree_type): Added "canonical" field.
12505 * params.h (VERIFY_CANONICAL_TYPES): New.
12506 * doc/c-tree.texi (TYPE_CANONICAL): Document.
12507 (TYPE_STRUCTURAL_EQUALITY_P): Document.
12508 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
12509 * doc/invoke.texi (verify-canonical-types): Document --param
12510 parameter for verifying canonical types.
12512 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12514 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
12515 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
12516 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
12517 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
12519 * config/rs6000/e500.h: New.
12520 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
12521 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
12523 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
12524 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
12525 TARGET_E500_DOUBLE): Remove.
12526 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
12527 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
12528 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
12529 * config/rs6000/rs6000.c (rs6000_override_options): Use
12530 CHECK_E500_OPTIONS.
12532 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12534 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
12535 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
12536 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
12537 rs6000_emit_cmove): Don't check TARGET_E500.
12538 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
12539 sordered): Don't check TARGET_E500.
12541 2007-01-01 Eric Christopher <echristo@apple.com>
12543 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
12544 HARD_REGISTER_NUM_P.
12546 2007-01-01 Roger Sayle <roger@eyesopen.com>
12548 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
12549 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
12550 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
12553 2007-01-01 Mike Stump <mrs@apple.com>
12555 * configure.ac: Remove support for building with Apple's gcc-3.1.
12557 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12559 PR middle-end/30311
12560 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
12561 REG is a hard register. Do not modify REG before calling
12563 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
12564 multiple of the size of YMODE for certain lowpart cases.
12566 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12568 PR middle-end/30253
12569 * gimplify (voidify_wrapper_expr): Update for
12570 GIMPLE_MODIFY_STMT.
12572 2007-01-01 Andreas Schwab <schwab@suse.de>
12575 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
12576 save of BR0 in extra_spill_size instead of spill_size.
12577 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
12579 (ia64_expand_epilogue): Restore BR0 from its new location.
12581 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12583 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
12584 Use a temporary variable if the left hand side is not a gimple
12587 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12589 * gimplify.c (gimplify_return_expr): Make the temporary variable
12590 for the return expression, a gimple register variable.
12592 2007-01-01 Jan Hubicka <jh@suse.cz>
12594 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
12597 2007-01-01 Mike Stump <mrs@apple.com>
12599 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
12601 * config/darwin.c (machopic_select_rtx_section): Use
12602 HAVE_GAS_LITERAL16.
12603 (darwin_mergeable_constant_section): Likewise.
12604 * configure: Regenerate.
12605 * config.in: Regenerate.
12607 2007-01-01 Jan Hubicka <jh@suse.cz>
12608 Andrew Pinski <pinskia@gmail.com>
12610 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
12611 before starting IPA passes.