1 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
3 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
4 logical operations piecewise.
5 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
7 subdi_sesidi_di): Delete.
8 (add_with_carry): Produce carry in CC instead of a DREG to shorten
9 the generated sequence. Allow three-reg add in constraints. Rewrite
10 the rtl expression for carry to avoid zero_extend of a constant.
11 (sub_with_carry): New pattern.
12 (adddi3, subdi3): Change into define_expand. For subtract, generate a
13 different sequence not involving jumps.
14 (notbi): Now a named pattern.
16 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
18 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
19 Add the note about a significant loss of accuracy of some
20 mathematical routines when these options are used.
22 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24 * haifa-sched.c (rtx_vec_t): New typedef.
25 (contributes_to_priority_p): Extract piece of priority () into new
27 (priority): Use the function. Add assertion.
28 (rank_for_schedule, set_priorities): Add assertion to check that
29 insn's priority is initialized.
30 (clear_priorities, calc_priorities): Change signature. Make it update
31 all relevant insns. Update all callers ('add_to_speculative_block ()'
32 and 'create_block_check_twin ()').
33 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
34 Add new field 'priority_status'.
35 (INSN_PRIORITY_STATUS): New macro.
36 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
38 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
40 * sched-ebb.c (debug_ebb_dependencies): New static function.
41 (init_ready_list): Use it.
43 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
44 with changed signature and 'debug_rgn_dependencies ()'.
45 (debug_rgn_dependencies): New static function.
46 (init_ready_list): Use it.
48 * sched-int.h (debug_dependencies): Declare.
50 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
52 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
54 2007-05-04 Dirk Mueller <dmueller@suse.de>
56 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
58 2007-05-03 Jan Hubicka <jh@suse.cz>
60 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
61 for pointer type in more cases than before.
63 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
65 * tree-object-size.c (plus_expr_object_size): When operand size is
66 unknown, return unknown.
68 2007-05-03 Dirk Mueller <dmueller@suse.de>
70 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
72 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
75 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
77 2007-05-03 Janis Johnson <janis187@us.ibm.com>
79 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
81 2007-05-03 Joseph Myers <joseph@codesourcery.com>
83 * config/soft-fp/double.h, config/soft-fp/extended.h,
84 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
85 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
86 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
87 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
90 2007-05-03 Ian Lance Taylor <iant@google.com>
92 * config/rs6000/rs6000.c (rs6000_override_options): Don't se
93 MASK_PPC_GFXOPT for 8540 or 8548.
95 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
97 * tree-vect-transform.c (vect_update_inits_of_drs): Use
98 vect_print_dump_info() to output debug information.
100 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
103 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
104 operands of size 2 when operand is not MEM_P.
106 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
108 PR tree-optimization/30565
109 * lambda-code.c (perfect_nestify): Fix updating of dominators.
111 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
113 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
114 (umulsi3_highpart): Use them.
115 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
116 for final accumulator to D regisster tranfser.
118 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
120 PR tree-optimization/31699
121 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
123 (vect_enhance_data_refs_alignment): Compute peel amount using
124 TYPE_VECTOR_SUBPARTS instead of vf.
125 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
127 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
130 * system.h: Remove inclusion of double-int.h
131 * tree.h: Include double-int.h
132 * gengtype.c: Likewise
133 * cfgloop.h: Likewise
134 * Makefile.in: Adjust dependencies on double-int.h
136 2007-05-02 Eric Christopher <echristo@apple.com>
138 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
139 -shared to -Zdynamiclib.
141 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
144 * c-common.c (strip_pointer_or_array_types): New function.
145 * c-common.h (strip_pointer_or_array_types): New function declaration.
147 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
149 PR tree-optimization/31771
150 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
152 2007-05-02 Paul Brook <paul@codesourcery.com>
154 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
156 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
159 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
162 2007-05-02 Nick Clifton <nickc@redhat.com>
164 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
166 2007-05-02 Richard Guenther <rguenther@suse.de>
168 PR tree-optimization/31146
169 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
170 argument, single_use_p. If we have a single use that is
171 a conversion to the definition rhs type, propagate that rhs.
172 (forward_propagate_addr_expr): Pass single_use_p argument
173 to forward_propagate_addr_expr_1.
175 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
177 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
180 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
182 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
183 'AMD Family 10 core'.
185 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
187 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
188 and athlon64-sse3 as improved versions of k8, opteron and athlon64
189 with SSE3 instruction set support.
190 * doc/invoke.texi: Likewise.
192 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
194 * config/i386/i386.c (override_options): Tuning 32-byte loop
195 alignment for amdfam10 architecture. Increasing the max loop
196 alignment to 24 bytes.
198 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
200 * config/m68k/constraints.md: New.
201 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
202 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
203 EXTRA_CONSTRAINT): Remove.
204 * config/m68k/m68k.md: Include constraints.md.
205 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
207 2007-05-01 Ian Lance Taylor <iant@google.com>
209 PR tree-optimization/31739
210 * tree-vrp.c (vrp_val_is_max): New static function.
211 (vrp_val_is_min): New static function.
212 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
214 (set_value_range): Use vrp_val_is_{max,min}.
215 (extract_range_from_assert): Likewise.
216 (extract_range_from_binary_expr): Likewise.
217 (extract_range_from_unary_expr): Likewise.
218 (dump_value_range, vrp_meet): Likewise.
219 (vrp_visit_phi_node): Likewise.
220 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
222 2007-05-01 Mark Mitchell <mark@codesourcery.com>
224 * config/i386/gmon-sol2.c (size_t): New type.
225 (intptr_t): Likewise.
226 (s_textsize): Declare as size_t.
228 (monstartup): Use size_t for sizes.
229 (_mcount): Save and restore registers.
230 (internal_mcount): Pass 0 as the first argument to monstartup
232 (moncontrol): Convert pointer to appropriately sized integer
233 before passing to profil.
235 2007-05-01 Joseph Myers <joseph@codesourcery.com>
237 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
238 __NO_FPRS__, not just if _SOFT_DOUBLE.
239 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
240 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
241 also for E500 double.
242 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
243 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
246 2007-05-01 Richard Guenther <rguenther@suse.de>
248 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
251 2007-05-01 Joseph Myers <joseph@codesourcery.com>
253 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
255 2007-05-01 Jan Hubicka <jh@suse.cz>
257 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
260 2007-05-01 Jan Hubicka <jh@suse.cz>
262 * tree.h (maybe_fold_offset_to_component_ref): Remove.
263 (maybe_fold_offset_to_reference): Declare.
264 * fold-const.c (fold_unary): Do not fold
265 (type *)&A into &A->field_of_type_and_offset_0
266 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
267 size is unknown, give up.
268 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
270 (maybe_fold_offset_to_reference): New.
271 (maybe_fold_stmt_indirect): Use it.
272 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
273 * gimplify.c (gimplify_conversion): Canonicalize conversions to
275 (gimplify_expr): Likewise for plus_expr.
277 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
279 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
280 bsi_after_labels. Always insert statements before bsi.
281 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
282 * predict.c (apply_return_prediction): Check for empty blocks.
283 * cfgexpand.c (lab_rtx_for_bb): New variable.
284 (label_rtx_for_bb): Do not create new tree labels.
285 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
286 (tree_expand_cfg): Initialize lab_rtx_for_bb.
287 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
289 (label_for_bb): Add field used.
290 (update_eh_label, main_block_label): Mark the label used.
291 (cleanup_dead_labels): Remove unused labels.
293 2007-05-01 Richard Guenther <rguenther@suse.de>
295 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
296 if it is not about to be set.
297 (get_value_range): Do not pre-allocate equiv bitmap.
298 (update_value_range): No need to clear equiv field.
299 (add_equivalence): Change prototype to get bitmap pointer.
300 Allocate bitmap here if it is not already.
301 (extract_range_from_assert): Do not allocate bitmap here.
302 Update callers to add_equivalence.
303 (extract_range_from_ssa_name): Likewise.
304 (get_vr_for_comparison): New static helper.
305 (compare_name_with_value): Handle NULL equiv bitmap by
306 peeling the first iteration of the comparison loop.
307 Use get_vr_for_comparison.
308 (compare_names): Handle NULL equiv bitmaps by using fake
309 ones. Use get_vr_for_comparison.
311 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
313 * double-int.c (mpz_set_double_int): Moved from
314 tree-ssa-loop-niter.c.
315 (mpz_get_double_int): Likewise; also, add option to wrap
316 out-of-range integers.
317 * double-int.h: New prototypes for above.
318 * tree.c (get_static_type_bounds): Moved from
319 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
320 TYPE_MAX_VALUE if they exist..
321 * tree.h: New prototype for above.
322 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
323 get_type_bounds calls.
324 (mpz_set_double_int): Move to double-int.c.
325 (get_type_bounds): Move to tree.c, rename to
326 get_static_type_bounds.
327 (mpz_to_double_int): Move to double-int.c, rename to
330 2007-04-30 Bob Wilson <bob.wilson@acm.org>
332 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
333 DIV0 exception can fall through to a normal return.
335 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
339 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
340 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
341 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
342 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
343 initialize align to silence bogus warning.
344 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
345 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
347 (struct sra_walk_fns): Remove use_all parameter from use.
348 (sra_hash_tree): Handle BIT_FIELD_REFs.
349 (sra_elt_hash): Don't hash bitfld blocks.
350 (sra_elt_eq): Skip them in parent compares as well. Handle
352 (sra_walk_expr): Don't maintain or pass down use_all_p.
353 (scan_use): Remove use_all parameter.
354 (scalarize_use): Likewise. Re-expand assignment to
355 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
356 output, and re-scalarize after output. Don't mark anything
358 (scalarize_ldst): Adjust.
359 (scalarize_walk_gimple_modify_statement): Likewise.
360 (build_element_name_1): Handle BIT_FIELD_REFs.
361 (instantiate_element): Don't warn for any element whose parent
363 (instantiate_missing_elements_1): Return the sra_elt.
364 (canon_type_for_field): New.
365 (try_instantiate_multiple_fields): New.
366 (instantiate_missing_elemnts): Use them.
367 (mark_no_warning): Removed.
368 (generate_one_element_ref): Handle BIT_FIELD_REFs.
369 (REPLDUP, sra_build_elt_assignment): New.
370 (generate_copy_inout): Use them.
371 (generate_element_copy): Likewise. Handle bitfld differences.
372 (generate_element_zero): Don't recurse for blocks. Use
373 sra_build_elt_assignment.
374 (generate_one_element_int): Take elt instead of var. Use
375 sra_build_elt_assignment.
376 (generate_element_init_1): Adjust.
377 (scalarize_use, scalarize_copy): Use REPLDUP.
378 (scalarize_ldst): Move assert before dereference.
379 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
381 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
384 * tree.c (reconstruct_complex_type): Reconstruct a reference
386 Also use the same mode for the pointer as the old pointer type.
388 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
390 * doc/trouble.texi (Interoperation): Remove note about Ultrix
393 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
395 PR rtl-optimization/31676
396 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
397 (df_refs_record): Call it.
399 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
401 * rtl.def (SS_ABS): New code.
402 * config/bfin/bfin.c (print_operand): New modifier 'v'.
403 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
404 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
405 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
406 (bfin_init_builtins): Define them.
407 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
408 (bfin_expand_builtin): ... and handle the others here.
409 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
410 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
411 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
412 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
413 operand is only HImode.
415 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
417 * regclass.c (scan_one_insn): Remove splitting of
420 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
421 Nigel Stephens <nigel@mips.com>
423 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
425 2007-04-28 Jan Hubicka <jh@suse.cz>
427 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
428 insn_locators_alloc instead of insn_locators_initialize;
429 call reset_block_changes.
430 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
431 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
432 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
433 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
434 * config/score/score.c (th_output_mi_thunk): Likewise.
435 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
436 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
437 tolerate uninitialized locator info.
440 * function.c (init_function_start): Don't init line number info.
441 (expand_function_end): Update.
442 (reset_block_changes, record_block_change, finalize_block_changes,
443 check_block_change, free_block_changes): Kill.
444 * function.h (reset_block_changes, record_block_change,
445 finalize_block_changes, check_block_change, free_block_changes): Remove
447 (struct function): Remove ib_boundaries_block.
448 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
449 Use curr_insn_locator to initialize locator.
450 (emit_line_note): Remove.
451 * cfgexpand.c (expand_gimple_cond_expr): Update.
452 (construct_exit_block): Likewise.
453 (tree_expand_cfg): Initialize/finalize locators.
454 * expr.c (expand_expr_real): Update.
455 * cfglayout.c (line_locators_locs, line_locators_lines,
456 file_locators_locs, file_locators_files): Remove.
457 (set_block_levels): Move to cfgexpand.c.
458 (insn_locators_initialize): Remove.
459 (pass_insn_locators_initialize): Remove.
460 (locations_locators_locs, locations_locators_vals): New static vars.
461 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
463 (insn_locators_alloc, insn_locators_finalize,
464 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
466 (locator_location): New.
467 (locator_line, locator_file): Rewrite.
468 * rtl.h (emit_line_note): Kill.
469 (insn_locators_alloc, insn_locators_finalize,
470 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
472 * tree-inline.c (initialize_cfun): Do not initialize
474 * passes.c (pass_insn_locators_initialize): Remove.
476 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
478 * tree-cfg.c (move_block_to_fn): Release bb from dominance
479 info. Update last_basic_block correctly.
481 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
484 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
485 register itself to hold the offset constant. Tell flow the use
486 of r4 and r5 when they are used.
488 2007-04-27 Richard Guenther <rguenther@suse.de>
490 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
491 if we simplified anything.
492 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
493 warnings until we did a simplification and the stmt was not
494 marked as TREE_NO_WARNING.
496 2007-04-27 Mike Stump <mrs@apple.com>
498 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
500 2007-04-27 Ian Lance Taylor <iant@google.com>
503 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
504 TYPE_MAX_VALUE exist, convert them to the new type.
506 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
508 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
509 if it claims to be available.
510 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
512 (perform_tree_ssa_dce): Always free postdominators.
514 2007-04-27 Richard Henderson <rth@redhat.com>
516 * config/alpha/predicates.md (aligned_memory_operand): Mark
517 as define_special_predicate.
518 (unaligned_memory_operand, normal_memory_operand): Likewise.
519 (reg_or_unaligned_mem_operand): Remove.
520 (any_memory_operand): Match the documentation and check for
521 non-renumbered pseudos during reload.
522 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
523 alpha_secondary_reload_class, update to new interface, make static.
524 Handle CQImode like HImode. Remove FP subreg check.
525 (alpha_expand_mov): Use replace_equiv_address.
526 (alpha_expand_mov_nobwx): Use any_memory_operand.
527 (TARGET_SECONDARY_RELOAD): New.
528 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
529 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
530 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
531 * config/alpha/alpha.md: ... here.
532 (RELOAD12, reloadmode): New.
534 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
535 Don't handle the aligned case here.
536 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
537 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
538 reload_inhi_help. Don't expect a scratch register.
539 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
541 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
543 2007-04-27 Richard Guenther <rguenther@suse.de>
545 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
547 2007-04-27 Richard Guenther <rguenther@suse.de>
549 PR tree-optimization/30965
550 PR tree-optimization/30978
551 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
552 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
553 (find_equivalent_equality_comparison): Likewise.
554 (simplify_cond): Likewise.
555 (get_prop_source_stmt): New helper.
556 (get_prop_dest_stmt): Likewise.
557 (can_propagate_from): Likewise.
558 (remove_prop_source_from_use): Likewise.
559 (combine_cond_expr_cond): Likewise.
560 (forward_propagate_comparison): New function.
561 (forward_propagate_into_cond): Rewrite to use fold for
563 (tree_ssa_forward_propagate_single_use_vars): Call
564 forward_propagate_comparison to propagate comparisons.
566 2007-04-27 Richard Guenther <rguenther@suse.de>
568 PR tree-optimization/31715
569 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
570 sure to do computation on the offset in an appropriate
573 2007-04-27 Richard Sandiford <richard@codesourcery.com>
575 * reload.h (elimination_target_reg_p): Declare.
576 * reload.c (find_reloads): Don't apply the reg_rtx move
577 optimization if the SET_DEST satisfies elimination_target_reg_p.
578 * reload1.c (elimination_target_reg_p): New function.
579 (gen_reload): In the move/add2 fallback, make sure that op0
580 does not overlap the destination register.
582 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
584 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
585 transform only GIMPLE_MODIFY_STMTs.
586 * tree-complex.c (expand_complex_operations_1): Ditto.
587 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
588 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
589 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
591 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
592 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
593 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
594 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
595 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
596 slpeel_add_loop_guard): Ditto.
597 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
598 * lambda-code.c (perfect_nestify): Ditto.
599 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
600 before the first statement.
601 * tree-optimize.c (execute_free_datastructures): Fix comments.
602 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
603 * tree-flow.h (disband_implicit_edges): Declaration removed.
604 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
606 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
608 (disband_implicit_edges, has_label_p): Removed.
609 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
610 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
612 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
614 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
616 * cfgexpand.c (label_rtx_for_bb): New function.
617 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
618 Use label_rtx_for_bb to find the labels.
619 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
620 last block. Detect fallthru edges.
622 2007-04-26 Ian Lance Taylor <iant@google.com>
625 * reload.c (find_reloads_subreg_address): If the address was valid
626 in the original mode but not in the new mode, reload the whole
629 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
631 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
632 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
633 (cleanup_control_expr_graph): Do not invalidate dominance info.
634 Record altered blocks.
635 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
636 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
637 cleanup_tree_cfg_bb): New functions.
638 (remove_forwarder_block): Do not maintain the worklist of blocks.
639 Record altered blocks.
640 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
642 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
643 delete_unreachable_blocks if dominators are not available.
644 * tree-inline.c (optimize_inline_calls): Free dominance information
646 * tree-flow.h (remove_edge_and_dominated_blocks,
647 cfgcleanup_altered_bbs): Altered.
648 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
650 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
652 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
653 do not invalidate dominators.
655 2007-04-26 Anatoly Sokolov <aesok@post.ru>
657 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
658 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
659 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
660 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
662 2007-04-26 Steve Ellcey <sje@cup.hp.com>
664 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
666 2007-04-26 Richard Guenther <rguenther@suse.de>
668 PR tree-optimization/31703
669 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
670 the right type for the target of the bittest.
672 2007-04-26 Richard Sandiford <richard@codesourcery.com>
674 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
675 ix86_sol10_return_in_memory.
677 2007-04-26 Richard Sandiford <richard@codesourcery.com>
679 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
682 2007-04-26 Jakub Jelinek <jakub@redhat.com>
685 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
687 PR tree-optimization/30558
688 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
689 clear this_state.prev_try.
691 2007-04-26 Richard Sandiford <richard@codesourcery.com>
692 Mark Mitchell <mark@codesourcery.com>
694 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
695 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
696 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
698 2007-04-26 Richard Sandiford <richard@codesourcery.com>
701 * doc/invoke.texi (%:print-asm-header): Document.
702 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
704 (static_spec_functions): Add print-asm-header.
705 (main): Print a banner before the --target-help linker options.
706 (print_asm_header_spec_function): New function.
708 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
711 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
712 (movsf_ie): Likewise.
714 2007-04-25 Paolo Carlini <pcarlini@suse.de>
716 * doc/extend.texi ([Type Traits]): Adjust per N2255.
718 2007-04-25 Bob Wilson <bob.wilson@acm.org>
720 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
722 (__umodsi3, __modsi3): Likewise.
724 2007-04-25 Dirk Mueller <dmueller@suse.de>
726 * c-typeck.c (build_compound_expr): Annotate warning()
727 call with OPT_Wunused_value.
728 * tree-ssa.c (warn_uninit): Annotate warning with
730 * c-common.c (handle_sentinel_attribute): Annotate warning
731 call with OPT_Wattributes.
733 2007-04-25 Thiemo Seufer <ths@mips.com>
735 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
737 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
738 on to the assembler. Improve handling of -mno-mips16. Add handling
739 of -mno-mips3d, -mno-dsp, -mno-dspr2.
740 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
741 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
742 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
744 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
747 * config/i386/winnt.c (i386_pe_file_end): Strip only
748 USER_LABEL_PREFIX when writing export name.
750 2007-04-25 Richard Sandiford <richard@codesourcery.com>
752 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
753 sh/elf.h, vx-common.h and vxworks.h.
754 * config/sh/sh.h: Include config/vxworks-dummy.h.
755 (SUBTARGET_OVERRIDE_OPTIONS): Define.
756 (OVERRIDE_OPTIONS): Use it.
757 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
758 (vxworks_picreg): New pattern.
759 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
760 VXWORKS_OS_CPP_BUILTINS.
761 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
762 to their VXWORKS_* equivalents.
763 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
764 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
765 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
766 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
767 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
768 -mrtp/-fPIC multilibs.
769 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
770 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
771 (MULTILIB_OSDIRNAMES): Delete.
773 2007-04-25 Anatoly Sokolov <aesok@post.ru>
776 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
778 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
780 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
781 rounding mode to be specified by the caller.
782 (real_to_mpfr) Likewise.
783 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
784 include new arguments.
785 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
787 2007-04-24 Ian Lance Taylor <iant@google.com>
789 PR tree-optimization/31605
790 * tree-vrp.c (set_value_range): Check that min and max are not
791 both overflow infinities.
792 (set_value_range_to_value): New static function.
793 (extract_range_from_binary_expr): Call set_value_range_to_value.
794 (extract_range_from_cond_expr): Likewise.
795 (extract_range_from_expr): Likewise.
796 (extract_range_from_unary_expr): Likewise. Don't create a range
797 which overflows on both sides.
798 (vrp_meet): Check for a useless range.
799 (vrp_visit_phi_node): If we see a constant which looks like an
800 overflow infinity, turn off the TREE_OVERFLOW flag.
802 2007-04-24 Ian Lance Taylor <iant@google.com>
804 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
806 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
809 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
810 diagnostic message is being built.
811 * tree-pretty-print.c (dump_generic_node): Only write the
812 formatted text into BUFFER's stream if we are not building a
814 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
816 * Makefile.in (toplev.o): Depend on tree-pass.h.
818 2007-04-24 Ian Lance Taylor <iant@google.com>
820 PR tree-optimization/31602
821 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
822 conditionals in the copied loop header.
823 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
824 warnings if TREE_NO_WARNING is set.
825 * doc/invoke.texi (Warning Options): Clarify that
826 -Wstrict-overflow does not warn about loops.
828 2007-04-24 Janis Johnson <janis187@us.ibm.com>
830 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
831 expand on the comment about _Decimal128 arguments and check the
832 integer result of the modulus operation; for 64-bit ELF ABI, ensure
833 that _Decimal128 argument uses even/odd register pair.
834 (function_arg): Ditto.
836 2007-04-24 Hui-May Chang <hm.chang@apple.com>
838 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
839 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
841 2007-04-24 Richard Guenther <rguenther@suse.de>
842 Olga Golovanevsky <olga@il.ibm.com>
844 * fold-const.c (multiple_of_p): Check for bottom
847 2007-04-24 Richard Henderson <rth@redhat.com>
849 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
850 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
851 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
852 looking for non-zero bits shifted out. Avoid a recursive call
853 when constructing the scalar.
854 (__floatundisf): Likewise.
856 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
858 * dwarf2out.c (field_byte_offset): Move the existing logic
859 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
860 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
862 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
865 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
866 argument of 0 for memset.
867 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
868 unsigned shift instead of the signed variant.
870 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
872 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
873 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
874 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
875 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
876 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
877 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
878 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
879 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
880 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
881 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
882 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
883 "mul<mode>3", "div<mode>3"): Insn definitions added.
884 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
885 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
886 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
887 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
888 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
889 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
890 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
891 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
892 TARGET_FLOAT_FORMAT): Macro definitions removed.
893 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
894 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
895 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
896 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
897 (s390_gen_rtx_const_DI): Function removed.
898 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
900 2007-04-24 Richard Sandiford <richard@codesourcery.com>
902 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
903 over an external ffs function.
905 2007-04-24 Chao-ying Fu <fu@mips.com>
906 Richard Sandiford <richard@nildram.co.uk>
908 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
909 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
910 (smadd_widen_optab, umadd_widen_optab): Define.
911 * optabs.c (init_optabs): Initialize smadd_widen_optab and
913 * genopinit.c (optabs): Fill in smadd_widen_optab and
915 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
916 and umadd_widen_optab to implement multiply-add sequences.
917 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
918 (<u>maddsidi4): ...this. Extend condition to include
919 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
920 of operand 0 to "ka" and use the three-operand form of madd<u>
922 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
924 * config/mips/constraints.md (ka): New register constraint.
926 2007-04-24 Jan Hubicka <j@suse.cz>
930 2007-04-23 Jan Hubicka <jh@suse.cz>
931 * function.c (init_function_start): Don't init line number info.
932 (expand_function_end): Update.
933 (reset_block_changes, record_block_change, finalize_block_changes,
934 check_block_change, free_block_changes): Kill.
935 * function.h (reset_block_changes, record_block_change,
936 finalize_block_changes, check_block_change, free_block_changes): Remove
938 (struct function): Remove ib_boundaries_block.
939 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
940 Use curr_insn_locator to initialize locator.
941 (emit_line_note): Remove.
942 * cfgexpand.c (expand_gimple_cond_expr): Update.
943 (construct_exit_block): Likewise.
944 (tree_expand_cfg): Initialize/finalize locators.
945 * expr.c (expand_expr_real): Update.
946 * cfglayout.c (line_locators_locs, line_locators_lines,
947 file_locators_locs, file_locators_files): Remove.
948 (set_block_levels): Move to cfgexpand.c.
949 (insn_locators_initialize): Remove.
950 (pass_insn_locators_initialize): Remove.
951 (locations_locators_locs, locations_locators_vals): New static vars.
952 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
954 (insn_locators_alloc, insn_locators_finalize,
955 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
957 (locator_location): New.
958 (locator_line, locator_file): Rewrite.
959 * rtl.h (emit_line_note): Kill.
960 (insn_locators_alloc, insn_locators_finalize,
961 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
963 * tree-inline.c (initialize_cfun): Do not initialize
965 * passes.c (pass_insn_locators_initialize): Remove.
967 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
969 * doc/invoke.texi: Removed leading '-' from option index entries.
971 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
973 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
975 (create_phi_node): Use set_phi_nodes.
976 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
977 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
978 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
979 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
980 (bsi_start, bsi_last): Use bb_stmt_list.
981 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
982 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
983 Traverse the statements using tsi iterator.
984 * basic-block.h (struct basic_block_def): Fields stmt_list
985 and phi_nodes moved to ...
986 (struct tree_bb_info): ... new structure.
987 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
988 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
989 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
990 (tree_verify_flow_info): Verify that il.tree is not set for
991 entry and exit block.
992 (tree_split_block): Use set_bb_stmt_list.
994 2007-04-23 Mike Stump <mrs@apple.com>
996 * config/i386/i386.c (ix86_tune_features
997 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1000 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1002 * config/i386/i386.md (prefix_extra): New attribute.
1003 (length): Add prefix_extra.
1005 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1006 (sse2_movntv2di): Likewise.
1007 (sse2_cvtps2dq): Likewise.
1008 (sse2_cvtpd2pi): Likewise.
1009 (sse2_cvttpd2pi): Likewise.
1010 (*sse2_cvtpd2ps): Likewise.
1011 (*add<mode>3): Likewise.
1012 (sse2_ssadd<mode>3): Likewise.
1013 (sse2_usadd<mode>3): Likewise.
1014 (*sub<mode>3): Likewise.
1015 (sse2_sssub<mode>3): Likewise.
1016 (sse2_ussub<mode>3): Likewise.
1017 (*mulv8hi3): Likewise.
1018 (*smulv8hi3_highpart): Likewise.
1019 (*umulv8hi3_highpart): Likewise.
1020 (sse2_umulv2siv2di3): Likewise.
1021 (sse2_pmaddwd): Likewise.
1022 (ashr<mode>3): Likewise.
1023 (lshr<mode>3): Likewise.
1024 (ashl<mode>3): Likewise.
1025 (sse2_ashlti3): Likewise.
1026 (sse2_lshrti3): Likewise.
1027 (*umaxv16qi3): Likewise.
1028 (*smaxv8hi3): Likewise.
1029 (*uminv16qi3): Likewise.
1030 (*sminv8hi3): Likewise.
1031 (sse2_eq<mode>3): Likewise.
1032 (sse2_gt<mode>3): Likewise.
1033 (*and<mode>3): Likewise.
1034 (sse2_nand<mode>3): Likewise.
1035 (*ior<mode>3): Likewise.
1036 (*xor<mode>3): Likewise.
1037 (sse2_packsswb): Likewise.
1038 (sse2_packssdw): Likewise.
1039 (sse2_packuswb): Likewise.
1040 (sse2_punpckhbw): Likewise.
1041 (sse2_punpcklbw): Likewise.
1042 (sse2_punpckhwd): Likewise.
1043 (sse2_punpcklwd): Likewise.
1044 (sse2_punpckhdq): Likewise.
1045 (sse2_punpckldq): Likewise.
1046 (sse2_punpckhqdq): Likewise.
1047 (sse2_punpcklqdq): Likewise.
1048 (*sse2_pinsrw): Likewise.
1049 (*sse2_pextrw): Likewise.
1050 (sse2_pshufd_1): Likewise.
1051 (sse2_uavgv16qi3): Likewise.
1052 (sse2_uavgv8hi3): Likewise.
1053 (sse2_psadbw): Likewise.
1054 (sse2_pmovmskb): Likewise.
1055 (*sse2_maskmovdqu): Likewise.
1056 (*sse2_maskmovdqu_rex64): Likewise.
1057 (sse4a_extrqi): Likewise.
1058 (sse4a_extrq): Likewise.
1059 (sse3_lddqu): Set prefix_rep.
1060 (sse3_addsubv4sf3): Likewise.
1061 (sse3_haddv4sf3): Likewise.
1062 (sse3_hsubv4sf3): Likewise.
1063 (sse_cvtss2si): Likewise.
1064 (sse_cvtss2si_2): Likewise.
1065 (sse_cvtss2siq): Likewise.
1066 (sse_cvtss2siq_2): Likewise.
1067 (sse_cvttss2si): Likewise.
1068 (sse_cvttss2siq): Likewise.
1069 (sse2_cvttps2dq): Likewise.
1070 (sse3_movshdup): Likewise.
1071 (sse3_movsldup): Likewise.
1072 (sse2_cvtsd2si): Likewise.
1073 (sse2_cvtsd2si_2): Likewise.
1074 (sse2_cvtsd2siq): Likewise.
1075 (sse2_cvtsd2siq_2): Likewise.
1076 (sse2_cvttsd2si): Likewise.
1077 (sse2_cvttsd2siq): Likewise.
1078 (*sse2_cvtpd2dq): Likewise.
1079 (*sse2_cvttpd2dq): Likewise.
1080 (sse2_pshuflw_1): Likewise.
1081 (sse2_pshufhw_1): Likewise.
1082 (sse4a_insertqi): Likewise.
1083 (sse4a_insertq): Likewise.
1084 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1085 (ssse3_phadddv4si3): Likewise.
1086 (ssse3_phaddswv8hi3): Likewise.
1087 (ssse3_phsubwv8hi3): Likewise.
1088 (ssse3_phsubdv4si3): Likewise.
1089 (ssse3_phsubswv8hi3): Likewise.
1090 (ssse3_pmaddubswv8hi3): Likewise.
1091 (ssse3_pmulhrswv8hi3): Likewise.
1092 (ssse3_pshufbv16qi3): Likewise.
1093 (ssse3_psign<mode>3): Likewise.
1094 (ssse3_palignrti): Likewise.
1095 (abs<mode>2): Likewise.
1096 (ssse3_phaddwv4hi3): Set prefix_extra.
1097 (ssse3_phadddv2si3): Likewise.
1098 (ssse3_phaddswv4hi3): Likewise.
1099 (ssse3_phsubwv4hi3): Likewise.
1100 (ssse3_phsubdv2si3): Likewise.
1101 (ssse3_phsubswv4hi3): Likewise.
1102 (ssse3_pmaddubswv4hi3): Likewise.
1103 (ssse3_pmulhrswv4hi3): Likewise.
1104 (ssse3_pshufbv8qi3): Likewise.
1105 (ssse3_psign<mode>3): Likewise.
1106 (ssse3_palignrdi): Likewise.
1107 (abs<mode>2): Likewise.
1108 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1109 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1110 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1112 2007-04-23 Nick Clifton <nickc@redhat.com>
1114 * params.def: Fix formatting of emacs local variables.
1116 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1118 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1119 move if inter-unit move isn't allowed.
1120 Don't split moving the first element of V2DI to DI to inter-unit
1121 move if inter-unit move isn't allowed.
1123 2007-04-23 Richard Guenther <rguenther@suse.de>
1125 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1126 and CDI_POST_DOMINATORS separately.
1128 2007-04-23 Nick Clifton <nickc@redhat.com>
1130 * c.opt (Wformat-contains-nul): Add warning attribute.
1132 2007-04-23 Jan Hubicka <jh@suse.cz>
1134 * function.c (init_function_start): Don't init line number info.
1135 (expand_function_end): Update.
1136 (reset_block_changes, record_block_change, finalize_block_changes,
1137 check_block_change, free_block_changes): Kill.
1138 * function.h (reset_block_changes, record_block_change,
1139 finalize_block_changes, check_block_change, free_block_changes): Remove
1141 (struct function): Remove ib_boundaries_block.
1142 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1143 Use curr_insn_locator to initialize locator.
1144 (emit_line_note): Remove.
1145 * cfgexpand.c (expand_gimple_cond_expr): Update.
1146 (construct_exit_block): Likewise.
1147 (tree_expand_cfg): Initialize/finalize locators.
1148 * expr.c (expand_expr_real): Update.
1149 * cfglayout.c (line_locators_locs, line_locators_lines,
1150 file_locators_locs, file_locators_files): Remove.
1151 (set_block_levels): Move to cfgexpand.c.
1152 (insn_locators_initialize): Remove.
1153 (pass_insn_locators_initialize): Remove.
1154 (locations_locators_locs, locations_locators_vals): New static vars.
1155 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1157 (insn_locators_alloc, insn_locators_finalize,
1158 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1160 (locator_location): New.
1161 (locator_line, locator_file): Rewrite.
1162 * rtl.h (emit_line_note): Kill.
1163 (insn_locators_alloc, insn_locators_finalize,
1164 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1166 * tree-inline.c (initialize_cfun): Do not initialize
1167 ib_boundaries_block.
1168 * passes.c (pass_insn_locators_initialize): Remove.
1170 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1173 * expr.c (reduce_to_bit_field_precision): Handle
1176 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
1178 PR tree-optimization/24659
1179 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
1180 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
1181 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
1182 * genopinit.c (optabs): Rename vec_pack_mod_optab
1183 to vec_pack_trunc_optab.
1184 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
1185 early for scalar floating point operands for NOP_EXPR.
1186 (vectorizable_type_promotion): Ditto.
1187 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
1188 vec_pack_trunc_optab.
1189 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
1191 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
1192 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
1193 Rename from VEC_PACK_MOD_EXPR.
1194 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
1195 * expr.c (expand_expr_real_1): Ditto.
1196 * tree-inline.c (estimate_num_insns_1): Ditto.
1197 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1199 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
1200 (vec_unpacks_lo_v4sf): Ditto.
1201 (vec_pack_trunc_v2df): Ditto.
1202 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
1203 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1204 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
1206 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
1208 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1210 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
1211 Rename from VEC_PACK_MOD_EXPR. This expression also represent
1212 packing of floating point operands.
1213 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
1214 represent unpacking of floating point operands.
1215 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
1216 [vec_unpacks_hi]: Ditto.
1217 [vec_unpacks_lo]: Ditto.
1219 2007-04-22 Jan Hubicka <jh@suse.cz>
1221 * final.c (rest_of_handle_final): Call
1222 targetm.asm_out.constructor/targetm.asm_out.destructor
1223 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
1224 proper priority via decl_*_priority_insert.
1225 * c-common.c (c_expand_body): Likewise.
1227 2007-04-22 Richard Guenther <rguenther@suse.de>
1229 PR tree-optimization/29789
1230 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
1231 (rewrite_reciprocal): New helper split out from
1232 determine_invariantness_stmt.
1233 (rewrite_bittest): Likewise.
1234 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
1235 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
1238 2007-04-22 Revital Eres <eres@il.ibm.com>
1240 * loop-unroll.c (var_to_expand): New field to support also
1241 insns of the form x = something + x.
1242 (analyze_insn_to_expand_var): Use it.
1243 (expand_var_during_unrolling): Likewise.
1245 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1247 * predict.c: Include pointer-set.h.
1248 (bb_predictions): New variable.
1249 (tree_predicted_by_p, tree_predict_edge,
1250 remove_predictions_associated_with_edge): Use bb_predictions map
1251 instead of bb->predictions.
1252 (clear_bb_predictions, assert_is_empty): New functions.
1253 (combine_predictions_for_bb): Use bb_predictions map. Call
1254 clear_bb_predictions.
1255 (tree_estimate_probability): Create and free bb_predictions map.
1256 * Makefile.in (predict.o): Add pointer-set.h dependency.
1257 * basic-block.h (struct basic_block_def): Remove predictions
1259 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
1261 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1264 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
1267 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1269 * timevar.c (timevar_print): Change reference of --disable-checking to
1270 --enable-checking=release. Also warn if assert checking is disabled.
1272 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1275 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
1276 decl as addressable if the compound literal was marked as
1278 Mark the decl as a gimple register if it is a complex or
1279 vector decl and does not live in memory.
1281 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1283 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
1284 (GENERIC_NEXT): New function macro.
1285 (PHI_CHAIN): Use phi_node's new chain variable.
1286 (tree_phi_node): Change tree_common to tree_base
1287 and add the chain field.
1288 * tree-phinodes.c (make_phi_node): Don't set
1289 TREE_TYPE on the new node.
1290 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
1291 instead of checking GIMPLE_TUPLE_P in chain_next.
1292 * tree-vect-transform.c
1293 (get_initial_def_for_induction): Look at
1294 PHI_RESULT_TREE for the type of the phi node.
1295 (update_vuses_to_preheader): Use PHI_CHAIN
1296 instead of TREE_CHAIN on the phi node.
1297 * tree-ssa-structalias.c (compute_points_to_sets):
1299 (ipa_pta_execute): Likewise.
1301 2007-04-21 Richard Guenther <rguenther@suse.de>
1304 * fold-const.c (fold_unary): Call fold_convert_const on the
1307 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
1309 * gcse.c (store_killed_in_insn): Handle PARALLELs.
1310 (store_killed_in_pat): New.
1312 2007-04-20 Richard Henderson <rth@redhat.com>
1315 * config/i386/i386.c (type_has_variadic_args_p): Look for any
1316 TREE_LIST with a void_type_node value, not void_list_node exactly.
1318 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
1320 * doc/standards.texi: Re-arrange into language-specific
1321 subsections. Add a C++ section, documenting which standards we
1324 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1326 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
1327 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
1329 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
1331 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
1332 ecrti.o and crtbegin.o.
1333 (LIB_DEFAULT_SPEC): Include -lc.
1334 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
1336 2007-04-20 Richard Henderson <rth@redhat.com>
1339 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
1340 argument; update all callers.
1341 (get_unaligned_offset): New.
1342 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
1343 get_unaligned_address, just pass on the address directly.
1344 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
1345 the subreg in the helper patterns.
1346 (unaligned_extendqidi_le): Use get_unaligned_offset.
1347 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
1348 (unaligned_extendhidi_be): Likewise.
1349 (unaligned_extendhidi): Tidy.
1350 * config/alpha/alpha-protos.h: Update.
1352 2007-04-20 Richard Henderson <rth@redhat.com>
1354 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
1355 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1356 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
1357 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1358 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1359 (CPP_SPEC): Don't include %(cpp_subtarget).
1360 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
1361 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1362 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
1364 2007-04-20 Jakub Jelinek <jakub@redhat.com>
1366 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
1367 for __builtin_ia32_cmpordss.
1369 PR tree-optimization/31632
1370 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1371 and arg1 for optimizations of comparison against min/max values.
1372 Fold arg0 to arg1's type for optimizations of comparison against
1373 min+1 and max-1 values.
1375 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
1377 * reload.c (combine_reloads): When trying to use a dying register,
1378 check whether it's uninitialized and don't use if so.
1380 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
1382 * fold-const.c: Remove prototypes for native_encode_expr and
1383 native_interpret_expr.
1384 (native_encode_expr): Make non-static.
1385 (native_interpret_expr): Likewise.
1386 * tree.h: Add prototypes for the above.
1388 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1390 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
1391 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
1392 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
1393 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
1394 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
1395 Add length attributes.
1397 2007-04-19 Janis Johnson <janis187@us.ibm.com>
1399 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
1402 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
1403 __STDC_WANT_DEC_FP__.
1405 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1407 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
1408 for long double compatibility.
1409 * configure: Regenerate.
1411 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1413 PR rtl-optimization/29841
1414 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
1416 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
1417 that may cause control flow transfer from being moved.
1419 2007-04-18 Jan Hubicka <jh@suse.cz>
1421 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
1424 2007-04-18 Eric Christopher <echristo@apple.com>
1426 * config/rs6000/darwin.md (load_macho_picbase): Use link register
1427 only. Update operands.
1428 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
1429 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
1430 link register to pic register.
1432 2007-04-18 Dirk Mueller <dmueller@suse.de>
1435 * tree-vrp.c (search_for_addr_array): New.
1436 (check_array_bounds): Suppress warning about
1437 address taken of array refs if its not de-referenced.
1439 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1441 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
1442 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
1444 * tree-vectorizer.h (NITERS_KNOWN_P): New.
1445 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
1446 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
1448 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1450 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
1452 (vect_analyze_scalar_cycles): Fix indentation.
1453 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
1454 (vect_mark_relevant): Include phis in relevance analysis.
1456 * tree-vect-transform.c (vect_transform_loop): Add an assert.
1458 2007-04-18 Anatoly Sokolov <aesok@post.ru>
1460 * config/avr/avr.c (ptrreg_to_str): Replace error() with
1461 output_operand_lossage().
1463 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1465 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
1466 the unused code for reduction without adjust-in-epilog to simplify the
1469 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
1471 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
1472 (S390_TDC_NEGATIVE_ZERO): New constant.
1473 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
1474 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
1475 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
1476 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
1477 (S390_TDC_POSITIVE_INFINITY): New constant.
1478 (S390_TDC_NEGATIVE_INFINITY): New constant.
1479 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
1480 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
1481 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
1482 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
1483 (S390_TDC_INFINITY): New constant.
1484 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
1485 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
1486 optimization for UNSPEC_CCZ_TO_INT.
1487 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
1488 ("*ccz_to_int"): New insn.
1489 ("isinf<mode>2"): New insn.
1490 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
1491 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
1492 (UNSPEC_CCZ_TO_INT): New constant.
1494 2007-04-18 Richard Guenther <rguenther@suse.de>
1496 PR tree-optimization/19431
1497 PR tree-optimization/21463
1498 * tree-pass.h (pass_phiprop): Declare.
1499 * passes.c (init_optimization_passes): New phiprop pass.
1500 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
1501 (phivn_valid_p): New helper function.
1502 (phiprop_insert_phi): Likewise.
1503 (propagate_with_phi): Likewise.
1504 (tree_ssa_phiprop): New propagator propagating loads
1505 through phi nodes if profitable.
1507 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1509 * tree-vect-analyze.c (process_use): New function.
1510 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
1511 Check phis in all bbs.
1512 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
1515 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1517 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
1520 2007-04-17 Anatoly Sokolov <aesok@post.ru>
1523 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1526 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
1528 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1530 (sse_vmmulv4sf3): Likewise.
1531 (sse2_vmaddv2df3): Likewise.
1532 (sse2_vmmulv2df3): Likewise.
1534 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
1536 PR rtl-optimization/31360
1537 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
1538 (target_reg_cost): New.
1539 (init_set_costs): Initialize target_reg_cost. Add comments
1540 regarding the rationale of the costs.
1541 (global_cost_for_size): Renamed to...
1542 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
1543 of register pressure.
1544 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
1545 estimate_reg_pressure_cost. Add number of ivs.
1546 (determine_set_costs): Dump target_reg_cost.
1547 * loop-invariant.c (gain_for_invariant): Use
1548 estimate_reg_pressure_cost. Removed n_inv_uses argument.
1549 (best_gain_for_invariant, find_invariants_to_move): Remove
1551 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
1552 (target_reg_cost): Declare.
1553 (global_cost_for_size): Declaration removed.
1554 (estimate_reg_pressure_cost): Declare.
1556 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
1558 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
1559 regnos into even/odd register pairs.
1560 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
1561 TDmode similar to the other floating point modes.
1562 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
1563 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
1565 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
1566 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
1567 (movdd_hardfloat64): Use TARGET_MFPGPR.
1569 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
1571 * reload1.c (delete_output_reload): Don't count output in n_inherited.
1574 2005-01-05 Richard Henderson <rth@redhat.com>
1576 * reload1.c (do_input_reload): Restrict the optimization deleteing
1577 a previous output reload to RELOAD_FOR_INPUT.
1579 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
1581 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
1582 induc_vec_info_type.
1583 (vectorizable_induction): New function declaration.
1584 * tree-vect-transform.c (get_initial_def_for_induction): No need to
1585 check if already vectorized. Find first place in BB where new stmts
1586 can be inserted. Takes only one argument.
1587 (vectorizable_induction): New function.
1588 (vect_transform_stmt): Add case for induc_vec_info_type to call
1589 vectorizable_induction.
1590 (vect_transform_loop): Consider phis for vectorization.
1591 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
1593 (analyze_operations): Call vectorizable_induction when analyzing phis.
1595 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
1596 (vect_mark_relevant): Include phis in relevance analysis.
1597 (vect_mark_stmts_to_be_vectorize): Likewise.
1598 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
1600 2007-04-16 Lawrence Crowl <crowl@google.com>
1602 * doc/invoke.texi (Debugging Options): Add documentation for the
1603 -femit-struct-debug options -femit-struct-debug-baseonly,
1604 -femit-struct-debug-reduced, and
1605 -femit-struct-debug-detailed[=...].
1607 * c-opts.c (c_common_handle_option): Add
1608 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
1609 and OPT_femit_struct_debug_detailed_.
1610 * c.opt: Add specifications for
1611 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
1612 and -femit-struct-debug-detailed[=...].
1613 * opts.c (set_struct_debug_option): Parse the
1614 -femit-struct-debug-... options.
1615 * opts.c (matches_main_base, main_input_basename,
1616 main_input_baselength, base_of_path, matches_main_base): Add
1617 variables and functions to compare header base name to compilation
1619 * opts.c (should_emit_struct_debug): Add to determine to emit a
1620 structure based on the option.
1621 (dump_struct_debug) Also disabled function to debug this
1623 * opts.c (handle_options): Save the base name of the
1626 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
1627 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
1628 This hook indicates if a type is generic. Set it by default
1630 * langhooks.h (struct lang_hooks_for_types): Add a new hook
1631 to determine if a struct type is generic or not.
1632 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
1633 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
1634 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
1637 * flags.h (enum debug_info_usage): Add an enumeration to describe
1638 a program's use of a structure type.
1639 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
1640 to indicate the program's usage of the type. Filter structs based
1641 on the -femit-struct-debug-... specification.
1642 (gen_type_die): Split into two routines, gen_type_die and
1643 gen_type_die_with_usage. gen_type_die is now a wrapper
1644 that assumes direct usage.
1645 (gen_type_die_with_usage): Replace calls to gen_type_die
1646 with gen_type_die_with_usage adding the program usage of
1647 the referenced type.
1648 (dwarf2out_imported_module_or_decl): Suppress struct debug
1649 information using should_emit_struct_debug when appropriate.
1651 2007-04-16 Ian Lance Taylor <iant@google.com>
1653 PR tree-optimization/31522
1654 * tree-vrp.c (vr_phi_edge_counts): New static variable.
1655 (vrp_initialize): Allocate vr_phi_edge_counts.
1656 (vrp_visit_phi_node): Don't push to infinity if we saw a new
1657 executable edge. Drop test for all constants.
1658 (vrp_finalize): Free vrp_phi_edge_counts.
1660 * doc/cpp.texi (Common Predefined Macros): Clarify description of
1661 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1663 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
1664 predecessors at head rather than tail.
1666 2007-04-16 Matthias Klose <doko@debian.org>
1668 * config/alpha/linux.h (CPP_SPEC): Define.
1669 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
1671 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
1673 * function.h: Remove sequence_stack extern declaration.
1675 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1677 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
1679 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
1682 2007-04-16 Anatoly Sokolov <aesok@post.ru>
1684 * config/avr/avr.c (avr_arch_types): Rearranging array.
1685 (enum avr_arch): Add.
1686 (avr_mcu_types): Use avr_arch enumeration constants instead of
1688 * config/avr/avr.h (LINK_SPEC): Simplify.
1690 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1692 * config/m68k/m68k.c (m68k_libcall_value,
1693 m68k_function_value): Use macros for register names more.
1695 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
1697 (M68K_REGNAME): Use A6_REG.
1698 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
1700 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1703 * sched-int.h (struct deps): Split field 'pending_lists_length' into
1704 'pending_read_list_length' and 'pending_write_list_length'. Update
1706 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
1707 to handle two length counters instead of one. Update all uses.
1708 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
1709 two length counters instead of one.
1710 * sched-rgn.c (propagate_deps): Update to handle two length counters
1713 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
1716 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
1717 copy of source, pass it to ix86_expand_vector_set and return
1720 2007-04-16 David Ung <davidu@mips.com>
1721 Joseph Myers <joseph@codesourcery.com>
1723 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
1724 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
1725 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1726 Add 74K processor information.
1727 * config/mips/mips.md: Include 74k.md.
1728 (cpu): Add 74kc,74kf,74kx.
1729 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
1730 * config/mips/74k.md: New.
1731 * doc/invoke.texi (MIPS Options): Document 74K support.
1733 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
1735 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
1736 vectorizable_* functions.
1737 * tree-vect-transform.c (vectorizable_call): Add check for
1738 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
1739 (vectorizable_store): likewise.
1740 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
1742 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1743 (vectorizable_type_promotion, vectorizable_load): Likewise.
1744 (vectorizable_live_operation, vectorizable_condition): Likewise.
1745 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
1747 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
1749 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1751 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
1752 register numbers more.
1753 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
1754 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
1755 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
1756 FUNCTION_VALUE_REGNO_P): Likewise.
1757 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
1758 STATIC_CHAIN_REGNUM): Likewise.
1759 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
1760 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
1761 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
1762 * config/m68k/m68k.md (FP_REG): New.
1764 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1766 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
1769 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1771 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
1772 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
1775 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1777 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
1780 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1783 * c-decl.c (finish_decl): Grab the type of the decl after the call
1784 to store_init_value.
1786 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
1788 * common.opt (fforward-propagate): Fix "Optimization" annotation.
1790 2007-04-14 Jakub Jelinek <jakub@redhat.com>
1793 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
1794 post dominators and cleanup cfg before returning.
1796 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
1798 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
1799 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
1801 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
1803 * config.gcc: Recognize fido.
1804 * config/m68k/m68k-devices.def (fidoa): New.
1805 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
1807 (FL_FIDOA, TARGET_FIDOA): New.
1808 * config/m68k/m68k.opt (mfidoa): New.
1810 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1813 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
1814 when a personality function is used.
1816 2007-04-13 Bob Wilson <bob.wilson@acm.org>
1818 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
1820 2007-04-13 Mike Stump <mrs@apple.com>
1822 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
1824 * config/darwin.opt (fapple-kext): Make C++ only.
1825 * config/darwin.c (darwin_override_options): Remove code to ensure
1826 -fapple-kext is given for C++ only.
1828 2007-04-13 Richard Sandiford <richard@codesourcery.com>
1830 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
1831 * config/mips/mips.c (override_options): Call
1832 SUBTARGET_OVERRIDE_OPTIONS, if defined.
1834 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1836 * config/i386/i386.opt (msvr3-shlib): Removed.
1838 * doc/invoke.texi: Remove -msvr3-shlib.
1840 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
1842 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
1843 with "popcnt" instruction.
1845 2007-04-13 Richard Guenther <rguenther@suse.de>
1847 PR tree-optimization/21258
1848 * tree-vrp.c (compare_case_labels): New helper.
1849 (find_switch_asserts): New function.
1850 (find_assert_locations): Call it for SWITCH_EXPRs.
1852 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
1854 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
1855 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
1856 check is now implied in X87_FLOAT_MODE_P.
1857 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1858 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1859 (fix_trunc<mode>_i386_fisttp): Ditto.
1860 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1861 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1862 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1863 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1864 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1865 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1866 (unnamed_splitters): Ditto.
1867 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
1868 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
1869 FIRST_SSE_REG for local functions when SSE math is enabled or
1870 for functions with sseregparm attribute.
1871 (standard_80387_constant_p): Return -1 if mode is not
1873 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
1874 (ix86_expand_compare): Ditto.
1875 (ix86_expand_carry_flag_compare): Ditto.
1876 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
1877 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
1878 DECIMAL_FLOAT_MODE_P.
1879 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
1880 of SCALAR_FLOAT_MODE_P.
1881 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
1882 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
1883 checks before FLOAT_MODE_P.
1884 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
1885 before FLOAT_MODE_P.
1890 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
1892 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
1893 Charles Wilson <libtool@cwilson.fastmail.fm>
1895 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
1896 (libgcc.mvars): Don't depend on them.
1897 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
1898 * exec-tool.in: New.
1900 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
1902 * doc/invoke.text (--help): Document --help=common.
1904 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
1906 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
1908 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1910 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
1911 * genemit.c (main): Emit #include "integrate.h".
1912 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
1913 (LOADGP_RTP): New mips_loadgp_style.
1914 * config/mips/mips.h: Include config/vxworks-dummy.h.
1915 (TARGET_RTP_PIC): New macro.
1916 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
1917 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
1918 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
1920 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
1921 -mvxworks-pic when using -mrtp and a PIC option.
1922 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
1924 (mips_symbolic_constant_p, mips_symbolic_address_p)
1925 (mips_symbol_insns): Handle SYMBOL_HALF.
1926 (override_options): Warn about -G and -mrtp being used together.
1927 Initialize mips_lo_relocs[SYMBOL_HALF].
1928 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
1929 (mips_emit_loadgp): Handle LOADGP_RTP.
1930 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
1931 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
1932 (tablejump): Handle function-relative case table entries if
1934 * config/mips/predicates.md (symbol_ref_operand): New predicate.
1936 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1938 * config/mips/mips.md (load_call<mode>): Allow any general register.
1940 (sibcall_value_internal, sibcall_value_multiple_internal)
1941 (call_value_internal, call_value_split, call_value_multiple_internal)
1942 (call_value_multiple_split): Remove constraints from operand 0.
1944 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1946 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
1947 rather than loadgp_noshared.
1948 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
1949 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
1951 * config/mips/mips.md (loadgp): Rename to...
1952 (loadgp_newabi): ...this.
1953 (loadgp_noshared): Rename to...
1954 (loadgp_absolute): ...this.
1956 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1958 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
1959 false for locally-binding symbols.
1960 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
1962 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1964 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
1965 (SYMBOL_GOT_PAGE_OFST): ...this.
1966 (SYMBOL_GOT_GLOBAL): Rename to...
1967 (SYMBOL_GOT_DISP): ...this.
1968 (SYMBOL_GOTOFF_GLOBAL): Rename to...
1969 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
1970 * config/mips/mips.c (mips_global_symbol_p): New function.
1971 (mips_symbol_binds_local_p): Likewise.
1972 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
1973 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
1974 and mips_symbol_binds_local_p.
1975 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
1976 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
1977 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
1979 (mips_ok_for_lazy_binding_p): New function.
1980 (mips_load_call_address, mips_expand_call): Use it.
1981 (mips_dangerous_for_la25_p): Likewise.
1982 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
1983 (*got_disp<mode>): Use got_disp_operand instead of
1984 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
1985 SYMBOL_GOTOFF_GLOBAL.
1986 (*got_page<mode>): Use got_page_ofst_operand instead of
1988 * config/mips/predicates.md (const_call_insn_operand): Use
1989 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
1990 (global_got_operand): Rename to...
1991 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
1993 (local_got_operand): Rename to...
1994 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
1995 of SYMBOL_GOT_LOCAL.
1997 2007-04-12 Richard Sandiford <richard@codesourcery.com>
1999 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2000 TARGET_CALL_CLOBBERED_GP.
2001 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2002 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2003 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2004 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2005 of TARGET_ABICALLS && !TARGET_NEWABI.
2006 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2007 * config/mips/mips.c (mips_load_call_address): Check
2008 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2009 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2010 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2011 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2012 TARGET_ABICALLS && TARGET_NEWABI.
2013 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2015 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2016 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2017 TARGET_ABICALLS && TARGET_NEWABI.
2018 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2019 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2020 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2021 whether indirect calls must use $25.
2022 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2024 * config/mips/mips.md (jal_macro): Check flag_pic and
2025 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2026 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2027 instead of TARGET_ABICALLS.
2028 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2029 TARGET_ABICALLS && TARGET_OLDABI.
2030 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2031 (sibcall): In the comment above the define_insn, mention
2032 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2033 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2034 instead of TARGET_ABICALLS.
2036 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2038 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2039 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2040 (MACFLAGS_MATCH_P): New macro.
2041 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2042 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2043 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2044 the other MACFLAG constants.
2045 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2046 (flag_machi): Tighten constraints. Renumber some of the operands.
2047 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2049 (flag_machi_parts_acconly): New pattern.
2050 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2052 (flag_macinit1hi): Tighten constraints.
2053 (flag_mul_macv2hi_parts_acconly): New pattern.
2055 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2056 Use a more efficient implementation.
2057 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2058 inline sequences when not optimizing for size.
2060 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2061 movhi_high2low): Delete, merge functionality into...
2062 (packv2hi): ... this pattern.
2064 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2065 * config/bfin/bfin.opt (msim): New option.
2066 (mcpu=): New option.
2067 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2068 (bfin_cpu_t): Typedef of enum bfin_cpu.
2069 (bfin_cpu_type): New declaration.
2070 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2071 -msim and -mcpu= options.
2072 (LIB_SPEC): Likewise.
2073 * config/bfin/bfin.c (bfin_cpu_type): Define.
2074 (bfin_handle_option): Handle -mcpu= option.
2075 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2076 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2077 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2079 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2081 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2082 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2083 (powerpc-wrs-vxworksae): Use ${tm_file}.
2084 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2085 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2086 * config/i386/vx-common.h: New file.
2088 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2090 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2093 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2095 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2098 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2102 * c-common.c (c_build_qualified_type): Set canonical type
2105 2007-04-12 Richard Guenther <rguenther@suse.de>
2107 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2108 lower bound and element size if lower bound is not zero
2109 or either of the ARRAY_REF operands is set.
2111 2007-04-12 Richard Guenther <rguenther@suse.de>
2113 PR tree-optimization/24689
2114 PR tree-optimization/31307
2115 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2117 * gimplify.c (canonicalize_addr_expr): To be consistent with
2118 gimplify_compound_lval only set operands two and three of
2119 ARRAY_REFs if they are not gimple_min_invariant. This makes
2120 it never at this place.
2121 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2123 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2125 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2126 null before emitting a .nsubspa directive.
2128 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2130 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2131 need_to_partition_p if there are no memory statements in the
2134 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2136 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2137 (gcd_of_steps_may_divide_p): New function.
2138 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2140 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2142 * reload.c (find_reloads_toplev, find_reloads_address,
2143 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2144 not a pointer equality test, to decide if we need to call
2145 push_reg_equiv_alt_mem.
2147 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2149 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2150 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2151 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2153 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2155 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
2156 vector to be positive.
2158 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2162 * doc/invoke.texi: Document --params max-aliased-vops and
2164 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
2165 debug_memory_partitions): Move to tree-flow.h
2166 * params.h (AVG_ALIASED_VOPS): Define.
2167 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
2169 (mp_info_t): Likewise.
2170 (get_mem_sym_stats_for): New.
2171 (set_memory_partition): Move from tree-flow-inline.h.
2172 (mark_non_addressable): Only clear the set of symbols for the
2173 partition if it exists.
2174 (dump_memory_partitions): Move from tree-ssa-operands.c
2175 (debug_memory_partitions): Likewise.
2176 (need_to_partition_p): New.
2177 (dump_mem_ref_stats): New.
2178 (debug_mem_ref_stats): New.
2179 (dump_mem_sym_stats): New.
2180 (debug_mem_sym_stats): New.
2181 (update_mem_sym_stats_from_stmt): New.
2182 (compare_mp_info_entries): New.
2183 (mp_info_cmp): Call it.
2184 (sort_mp_info): Change argument to a list of mem_sym_stats_t
2186 (get_mpt_for): Move from tree-ssa-operands.c.
2187 (find_partition_for): New.
2188 (create_partition_for): Remove.
2189 (estimate_vop_reduction): New.
2190 (update_reference_counts): New.
2191 (build_mp_info): New.
2192 (compute_memory_partitions): Refactor.
2193 Document new heuristic.
2194 Call build_mp_info, update_reference_counts,
2195 find_partition_for and estimate_vop_reduction.
2196 (compute_may_aliases): Populate virtual operands before
2197 calling debugging dumps.
2198 (delete_mem_sym_stats): New.
2199 (delete_mem_ref_stats): New.
2200 (init_mem_ref_stats): New.
2201 (init_alias_info): Call it.
2202 (maybe_create_global_var): Remove alias_info argument.
2203 Get number of call sites and number of pure/const call sites
2204 from gimple_mem_ref_stats().
2205 (dump_alias_info): Call dump_memory_partitions first.
2206 (dump_points_to_info_for): Show how many times a pointer has
2208 * opts.c (decode_options): For -O2 set --param
2209 max-aliased-vops to 500.
2210 For -O3 set --param max-aliased-vops to 1000 and --param
2211 avg-aliased-vops to 3.
2212 * fortran/options.c (gfc_init_options): Remove assignment to
2214 * tree-flow-inline.h (gimple_mem_ref_stats): New.
2215 * tree-dfa.c (dump_variable): Dump memory reference
2217 Dump NO_ALIAS* settings.
2218 (referenced_var_lookup): Tidy.
2219 (mem_sym_stats): New.
2220 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
2221 and ORIG are different SSA names for a memory partition.
2222 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
2223 * tree-flow.h (struct mem_sym_stats_d): Define.
2224 (mem_sym_stats_t): Define.
2225 (struct mem_ref_stats_d): Define.
2226 (struct gimple_df): Add field mem_ref_stats.
2227 (enum noalias_state): Define.
2228 (struct var_ann_d): Add bitfield noalias_state.
2229 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
2230 debug_mem_ref_stats, debug_memory_partitions,
2231 debug_mem_sym_stats): Declare.
2232 * tree-ssa-structalias.c (update_alias_info): Update call
2233 sites, pure/const call sites and asm sites in structure
2234 returned by gimple_mem_ref_stats.
2235 Remove local variable IS_POTENTIAL_DEREF.
2236 Increase NUM_DEREFS if the memory expression is a potential
2238 Call update_mem_sym_stats_from_stmt.
2239 If the memory references memory, call
2240 update_mem_sym_stats_from_stmt for all the direct memory
2241 symbol references found.
2242 (intra_create_variable_infos): Set noalias_state field for
2243 pointer arguments according to the value of
2244 flag_argument_noalias.
2245 * tree-ssa-structalias.h (struct alias_info): Remove fields
2246 num_calls_found and num_pure_const_calls_found.
2247 (update_mem_sym_stats_from_stmt): Declare.
2248 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
2249 Set default value to 100.
2250 (PARAM_AVG_ALIASED_VOPS): Define.
2252 2007-04-11 Richard Guenther <rguenther@suse.de>
2255 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
2256 a * -b + c as c - a * b if we honor sign dependent rounding.
2258 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2260 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
2262 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
2263 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
2265 (initialize_trampoline): Don't use old-style function definition.
2266 (bfin_secondary_reload): Mark IN_P argument as unused.
2268 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
2270 PR tree-optimization/31343
2271 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
2272 (build_polynomial_chrec): Return a scalar when the evolution is zero.
2273 * testsuite/gcc.dg/vect/pr31343.c: New.
2275 2007-04-10 Eric Christopher <echristo@apple.com>
2277 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
2278 * config/i386/i386.md (*cmpfp0): Use.
2279 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2280 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2281 (fix_trunc<mode>_i386_fisttp): Ditto.
2282 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2283 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2284 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2285 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2286 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2287 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2288 (unnamed_splitters): Ditto.
2289 * config/i386/i386.c (output_fix_trunc): Assert that
2290 we're not being passed a TFmode operand.
2292 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
2294 PR tree-optimization/31526
2295 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
2296 n_basic_blocks to find newly added blocks.
2298 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
2300 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
2302 (fix_trunc<mode>si_sse): Ditto.
2303 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
2304 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
2305 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
2306 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
2307 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
2308 expander using SSEMODEF mode macro.
2309 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
2310 expander using SSEMODEF mode macro.
2311 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
2312 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
2313 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
2314 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
2315 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
2316 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
2317 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
2318 Macroize insn using X87MODEF mode macro.
2320 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
2322 * config/i386/sse.md (sse2_pinsrw): Removed.
2323 (sse2_pextrw): Renamed to ...
2324 (*sse2_pextrw): This.
2326 2007-04-09 Jan Hubicka <jh@suse.cz>
2329 * config/i386/sse.md
2330 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
2331 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
2332 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
2333 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
2335 2007-04-09 Jan Hubicka <jh@suse.cz>
2337 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
2338 multiple fields of union.
2340 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
2342 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
2343 (create_preheaders): Check that loops are available.
2344 (fix_loop_structure): Clean up, improve comments.
2345 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
2346 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
2348 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
2349 * predict.c (tree_estimate_probability): Do not call
2350 calculate_dominance_info. Call create_preheaders.
2351 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
2352 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
2354 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
2355 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
2356 * tree-cfg.c (tree_split_edge): Make an assert more precise.
2357 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
2360 2007-04-08 Jan Hubicka <jh@suse.cz>
2362 * tree.h (maybe_fold_offset_to_component_ref): Declare.
2363 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
2364 * fold-const.c (fold_unary): Use it.
2366 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2368 * varasm.c (assemble_variable): Remove call to
2369 lang_hooks.decls.prepare_assemble_variable.
2370 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
2371 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
2372 * langhooks.h (lang_hooks_for_decls): Remove
2373 prepare_assemble_variable.
2375 2007-04-08 Mike Stump <mrs@apple.com>
2377 * config/i386/i386.c: Use inc/dec on Core2.
2379 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
2381 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
2382 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2383 lhd_tree_inlining_end_inlining): Remove.
2384 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
2385 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
2387 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
2388 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2389 lhd_tree_inlining_end_inlining): Remove prototypes.
2390 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
2391 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
2392 LANG_HOOKS_TREE_INLINING_START_INLINING,
2393 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
2395 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
2398 2007-04-08 Anatoly Sokolov <aesok@post.ru>
2401 * config/avr/predicates.md (io_address_operand): Delete predicate.
2402 (low_io_address_operand): Don't use 'mode' argument.
2403 (higth_io_address_operand): Rename ...
2404 (high_io_address_operand): ... to this. Don't use 'mode' argument.
2405 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
2408 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
2410 Revert change removing staticp.
2412 2007-04-07 Anatoly Sokolov <aesok@post.ru>
2415 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
2418 2007-04-07 Bruce Korb <bkorb@gnu.org>
2420 * c.opt: Add -Wformat-contains-nul.
2421 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
2423 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
2424 the NUL byte warning.
2426 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
2428 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
2430 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2432 * tree.c (staticp): No longer use staticp langhook.
2433 * langhooks.c (lhd_staticp): Removed.
2434 * langhooks.h (struct lang_hooks): Remove staticp.
2435 * c-common.c (c_staticp): Remove.
2436 * c-common.h (c_staticp): Ditto.
2437 * langhooks-defs.h (lhd_staticp): Ditto.
2438 (LHD_HOOKS_STATICP): Ditto
2439 * tree.h (gcc_assert_lowered): New macro.
2441 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2443 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
2444 argument "reliable".
2445 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
2446 Add argument "reliable". Propagate it through calls.
2447 (infer_loop_bounds_from_undefined): Derive number of iterations
2448 estimates from references in blocks that do not dominate loop latch.
2449 (gcov_type_to_double_int): New function.
2450 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
2451 and expected_loop_iterations_unbounded.
2452 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
2453 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
2454 * tree-data-ref.c (estimated_loop_iterations): Export.
2455 (get_references_in_stmt): Fix -- do not return addresses of local
2457 * cfgloop.h (expected_loop_iterations_unbounded,
2458 estimated_loop_iterations): Declare.
2460 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2462 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2464 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2466 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
2467 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
2468 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
2469 Use output_387_reg_move().
2470 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
2471 expander using X87MODEF12 mode macro.
2472 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
2473 choosing register preferences. Use output_387_reg_move().
2474 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
2475 instead of "x". Use output_387_reg_move().
2476 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
2477 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
2478 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
2479 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
2480 Use output_387_reg_move().
2481 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
2483 (*truncxf?f_i387 splitter): Ditto.
2485 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2487 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2488 LANG_HOOKS_SAFE_FROM_P.
2489 * expr.c (safe_from_p): Remove langhook call.
2490 * langhooks.h (lang_hooks): Remove safe_from_p.
2491 (lhd_safe_from_p): Remove prototype.
2492 * langhooks.c (lhd_safe_from_p): Remove.
2494 2007-04-06 Jan Hubicka <jh@suse.cz>
2496 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2499 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2501 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
2502 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
2503 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
2504 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
2506 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
2507 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
2509 2007-04-05 Richard Henderson <rth@redhat.com>
2511 * config/alpha/alpha.c (print_operand) [+]: Remove.
2512 (alpha_end_function): Print nop if call at end of function.
2513 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
2514 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
2515 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
2516 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
2517 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
2518 the call pattern. Update peepholes to match.
2520 2007-04-05 Janis Johnson <janis187@us.ibm.com>
2522 * doc/extend.texi (Other Builtins): Add decimal float variants
2524 * builtins.def: Ditto.
2525 * builtins.c (expand_builtin): Ditto.
2527 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
2528 H.J. Lu <hongjiu.lu@intel.com>
2531 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
2532 of V8HImode when calling ix86_binary_operator_ok.
2533 (sse2_pmaddwd): Call ix86_binary_operator_ok.
2534 (sdot_prodv8hi): Operands 1 and 2 must be register.
2536 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2538 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2539 initialize align to silence bogus warning.
2541 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2544 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2546 (struct sra_walk_fns): Remove use_all parameter from use.
2547 (sra_hash_tree): Handle BIT_FIELD_REFs.
2548 (sra_elt_hash): Don't hash bitfld blocks.
2549 (sra_elt_eq): Skip them in parent compares as well. Handle
2551 (sra_walk_expr): Don't maintain or pass down use_all_p.
2552 (scan_use): Remove use_all parameter.
2553 (scalarize_use): Likewise. Re-expand assignment to
2554 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2555 output, and re-scalarize after output. Don't mark anything
2557 (scalarize_ldst): Adjust.
2558 (scalarize_walk_gimple_modify_statement): Likewise.
2559 (build_element_name_1): Handle BIT_FIELD_REFs.
2560 (instantiate_element): Don't warn for any element whose parent
2562 (instantiate_missing_elements_1): Return the sra_elt.
2563 (canon_type_for_field): New.
2564 (try_instantiate_multiple_fields): New.
2565 (instantiate_missing_elemnts): Use them.
2566 (mark_no_warning): Removed.
2567 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2568 (REPLDUP, sra_build_elt_assignment): New.
2569 (generate_copy_inout): Use them.
2570 (generate_element_copy): Likewise. Handle bitfld differences.
2571 (generate_element_zero): Don't recurse for blocks. Use
2572 sra_build_elt_assignment.
2573 (generate_one_element_int): Take elt instead of var. Use
2574 sra_build_elt_assignment.
2575 (generate_element_init_1): Adjust.
2576 (scalarize_use, scalarize_copy): Use REPLDUP.
2577 (scalarize_ldst): Move assert before dereference.
2578 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2580 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2582 * regmove.c: Fix unused variable warnings due to previous commit.
2584 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2586 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
2587 (regmove_bb_head): Remove.
2588 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
2589 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
2590 problems with fixup_match_1.
2591 Don't initialize/free regmove_bb_head.
2593 (reg_is_remote_constant_p): If an insn is in the same basic block
2594 but not before INSN, consider it remote, too.
2596 2007-04-05 Anatoly Sokolov <aesok@post.ru>
2599 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
2600 DECL_ASSEMBLER_NAME, not the DECL_NAME.
2602 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
2604 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
2605 (CONDITIONAL_REGISTER_USAGE): Likewise.
2607 2007-04-04 Richard Henderson <rth@redhat.com>
2609 * config/alpha/lib1funcs.asm: Remove unused file.
2611 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2614 * opts.c (print_specific_help): Fix --help=<language>
2616 (common_handle_option): Support --help=common.
2618 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2621 * gcc.c (main): Do not run the linker if
2622 print_subprocess_help indicates that it shouldn't be
2625 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2628 * doc/invoke.texi (--help=): Document <languages> value, fix
2629 formatting in tables of values.
2631 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
2633 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
2634 dllimport attribute of virtual methods.
2636 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
2638 * config/score/crti.asm: Change _bss_start to __bss_start.
2639 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
2640 (OUTGOING_REG_PARM_STACK_SPACE) update.
2641 * config/score/score.opt: add options to make backend support
2642 score5, score5u, score7 and score7d.
2643 * config/score/score.md: Likewise.
2644 * config/score/misc.md: Likewise.
2645 * config/score/mac.md: Likewise.
2646 * doc/invoke.texi: Likewise.
2647 * doc/md.texi: update constraints define.
2649 2007-04-03 Richard Henderson <rth@redhat.com>
2651 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
2652 an appropriate type, use the mode instead.
2654 2007-04-03 Richard Sandiford <richard@codesourcery.com>
2656 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
2657 Set the default --with-arch setting to mips2.
2658 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
2659 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2660 (MULTILIB_OSDIRNAMES): Delete.
2661 (MULTILIB_DIRNAMES): Define.
2662 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
2663 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
2664 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
2665 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
2666 VXWORKS_OS_CPP_BUILTINS.
2667 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
2668 (MIPS_DEBUGGING_INFO): Undefine.
2669 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
2671 2007-04-03 Jakub Jelinek <jakub@redhat.com>
2674 * fold-const.c (native_encode_real): Encode real.c provided longs
2675 as a series of 32-bit native integers.
2676 (native_interpret_real): Interpret buffer as a series of 32-bit
2679 2007-04-03 Richard Guenther <rguenther@suse.de>
2681 * genpreds.c (write_insn_constraint_len): Write function
2682 optimized for CONSTRAINT_LEN implementation.
2683 (write_tm_preds_h): Output insn_constraint_len inline and
2684 use it for CONSTRAINT_LEN.
2685 (write_insn_preds_c): Don't output insn_constraint_len.
2686 * doc/md.texi (define_register_constraint): Document multi-letter
2687 constraints shall have the same length if they start with the same
2690 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2693 * config/i386/i386.md (isinf<mode>2): Expand only when
2694 TARGET_C99_FUNCTIONS is set.
2696 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2698 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
2699 (x86_64-*-linux*): Ditto.
2700 * config/i386/i386.opt (mpc): New option.
2701 * config/i386/i386.c (overrride_options): Handle
2702 ix87_precision_string.
2703 * config/i386/crtprec.c: New file.
2704 * config/i386/t-crtpc: Ditto.
2705 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
2707 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
2708 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2709 crtprec32.o, crtprec64.o and crtprec80.o.
2711 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
2713 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
2715 2007-04-02 Eric Christopher <echristo@apple.com>
2717 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
2718 limitations on darwin.
2720 2007-04-02 Anatoly Sokolov <aesok@post.ru>
2723 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
2725 2007-04-02 Dave Korn <dave.korn@artimi.com>
2727 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
2729 2007-04-02 Dave Korn <dave.korn@artimi.com>
2731 * libgcc2.h (exception_descriptor): Don't forward-declare.
2732 (__get_eh_table_language, __get_eh_table_version): Delete
2733 prototypes of long-dead functions.
2735 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
2737 * ebitmap.h: New file
2738 * ebitmap.c: New file
2739 * Makefile.in (ebitmap.o): New target.
2741 2007-04-01 Jan Hubicka <jh@suse.cz>
2743 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
2744 before very first instruction.
2746 2007-04-01 Jan Hubicka <jh@suse.cz>
2748 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
2749 waring on 64bit hosts.
2750 * bitmap.h: Fix typo in bitmap_head_def.
2752 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
2754 PR rtl-optimization/31391
2755 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
2756 into a DELETED_LABEL note, and the label is in an empty basic
2757 block, update BB_END as well as BB_HEAD.
2759 2007-04-01 Richard Henderson <rth@redhat.com>
2761 PR tree-optimization/31169
2762 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
2763 to varying if the range is outside [0, prec-1].
2765 2007-04-01 Richard Sandiford <richard@codesourcery.com>
2768 * config/mips/mips.md (load_const_gp): New insn.
2769 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
2770 the MIPS16 GP pseudo register if no_new_pseudos.
2771 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
2773 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2776 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
2778 (call_value): Likewise.
2780 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
2781 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2784 * doc/invoke.texi: (optimization options): Reword description
2785 of -ffast-math. Document its primary purpose.
2787 2007-03-31 Richard Guenther <rguenther@suse.de>
2789 * omp-low.c (splay-tree.h): Include.
2790 (lookup_decl): Replace splay-tree usage by pointer-map.
2791 (maybe_lookup_decl): Likewise.
2792 (new_omp_context): Likewise.
2793 (delete_omp_context): Likewise.
2794 * gimplify.c (splay-tree.h): Include.
2795 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
2797 (remap_ssa_name): Likewise.
2798 (remap_decl): Likewise.
2799 (remap_type_1): Likewise.
2800 (remap_type): Likewise.
2801 (copy_body_r): Likewise.
2802 (expand_call_inline): Likewise.
2803 (clone_body): Likewise.
2804 (copy_tree_r): Likewise.
2805 (remap_save_expr): Likewise.
2806 (unsave_r): Likewise.
2807 (unsave_expr_now): Likewise.
2808 (tree_function_versioning): Likewise.
2809 (build_duplicate_type): Likewise.
2810 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
2811 (struct copy_body_data): Replace splay-tree by pointer-map.
2812 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
2813 not $(SPLAY_TREE_H).
2814 (gimplify.o): Depend on $(SPLAY_TREE_H).
2815 (omp-low.p): Likewise.
2817 2007-03-31 Anatoly Sokolov <aesok@post.ru>
2819 * config/avr/predicates.md (even_register_operand,
2820 odd_register_operand): New predicates.
2821 * config/avr/avr.md (movw peephole2): New.
2822 (movw_r peephole2): New.
2824 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
2826 * tree.h (get_signed_or_unsigned_type): New.
2827 * fold-const.c (operand_equal_for_comparison_p): Use
2828 get_signed_or_unsigned_type instead of
2829 lang_hooks.types.signed_or_unsigned_type.
2830 * expr.c (store_expr): Ditto.
2831 * langhooks.c (get_signed_or_unsigned_type): New.
2832 (lhd_signed_or_unsigned_type): New.
2833 * langhooks.h (lhd_signed_or_unsigned_type): New.
2834 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
2836 2007-03-30 Richard Henderson <rth@redhat.com>
2838 * tree-ssa-loop-ivopts.c: Include target.h.
2839 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
2840 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
2841 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
2842 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
2844 2007-03-30 Richard Henderson <rth@redhat.com>
2845 Kai Tietz <kai.tietz@onevision.com>
2847 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
2849 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
2850 (TARGET_64BIT_MS_ABI): New.
2851 (DBX_REGISTER_NUMBER): Handle 64-bit.
2852 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
2853 (LONG_TYPE_SIZE): Force to 32.
2854 (REG_PARM_STACK_SPACE): New.
2855 (OUTGOING_REG_PARM_STACK_SPACE): New.
2856 (REGPARM_MAX, SSE_REGPARM_MAX): New.
2857 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
2858 (STACK_BOUNDARY): Use 128 for 64-bit.
2859 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
2860 Add 64-bit implementation.
2861 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
2863 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
2864 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
2865 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
2866 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
2867 (ix86_handle_cconv_attribute): Don't warn when ignoring if
2868 TARGET_64BIT_MS_ABI.
2869 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
2870 (ix86_pass_by_reference): Likewise.
2871 (ix86_function_value_regno_p): Likewise.
2872 (ix86_build_builtin_va_list): Likewise.
2873 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2874 (function_arg_advance_ms_64): New.
2875 (function_arg_advance): Call it.
2876 (function_arg_ms_64): New.
2877 (function_arg): Call it.
2878 (function_value_ms_64): New.
2879 (ix86_function_value_1): Call it.
2880 (return_in_memory_ms_64): New.
2881 (ix86_return_in_memory): Call it.
2882 (setup_incoming_varargs_ms_64): New.
2883 (ix86_setup_incoming_varargs): Call it.
2884 (ix86_expand_prologue): Handle 64-bit stack probing.
2885 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
2886 (output_pic_addr_const): Likewise.
2887 (x86_this_parameter): Likewise.
2888 (x86_output_mi_thunk): Likewise.
2889 (x86_function_profiler): Likewise.
2890 (TARGET_STRICT_ARGUMENT_NAMING): New.
2891 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
2892 (TARGET_64BIT_MS_ABI): New.
2893 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
2894 * config/i386/i386.md (allocate_stack_worker): Remove.
2895 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
2896 describe the clobber of eax without a match_scratch.
2897 (allocate_stack_worker_postreload): Remove.
2898 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
2899 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
2900 (allocate_stack_worker_rex64_postreload): Remove.
2901 (allocate_stack): Handle 64-bit.
2902 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
2903 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
2904 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
2905 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
2906 (STANDARD_STARTFILE_PREFIX_1): Likewise.
2907 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
2908 * config.build (x86_64-*-mingw*): New host.
2909 * config.host (x86_64-*-mingw*): New host.
2910 * config.gcc (x86_64-*-mingw*): New target.
2911 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
2913 2007-03-30 Richard Henderson <rth@redhat.com>
2914 Kai Tietz <kai.tietz@onevision.com>
2916 * c-pragma.c (struct def_pragma_macro_value): New.
2917 (struct def_pragma_macro): New.
2918 (pushed_macro_table): New.
2919 (dpm_hash, dpm_eq): New.
2920 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
2921 (init_pragma): Install them.
2922 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
2924 2007-03-30 Anatoly Sokolov <aesok@post.ru>
2926 * config/avr/avr.c (avr_override_options): Clear
2927 'flag_delete_null_pointer_checks'.
2929 2007-03-30 Paolo Carlini <pcarlini@suse.de>
2932 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
2933 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
2934 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
2935 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
2936 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
2937 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
2938 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
2940 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
2942 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
2944 * regmove.c: Move all of pass_stack_adjustments from here...
2945 * combine-stack-adj.c: ...to this new file.
2946 * Makefile.in: Add rules for combine-stack-adj.o.
2948 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
2950 PR tree-optimization/31383
2951 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
2952 to have the same length.
2954 2007-03-30 Jan Hubicka <jh@suse.cz>
2957 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
2958 availablility; add more sanity checking; ask varpool only about
2961 2007-03-29 Richard Henderson <rth@redhat.com>
2963 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
2964 to decide, but __SIZEOF_LONG_LONG__.
2966 2007-03-29 Richard Henderson <rth@redhat.com>
2968 * emutls.c (struct __emutls_array): New.
2969 (emutls_destroy): Use it instead of casting element 0 from void*.
2970 (__emutls_get_address): Likewise.
2972 2007-03-29 Richard Henderson <rth@redhat.com>
2974 * varasm.c (initializer_constant_valid_p): Don't deny
2975 DECL_DLLIMPORT_P on functions.
2977 * config/i386/cygming.h: Remove function declarations.
2978 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
2979 (ASM_OUTPUT_LABELREF): Remove.
2980 (COMMON_ASM_OP): Remove.
2981 (ASM_OUTPUT_COMMON): Remove.
2982 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
2983 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
2984 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2985 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
2986 Rename from TARGET_ENCODE_SECTION_INFO.
2987 * config/i386/netware.h: Likewise.
2988 * config/i386/i386-protos.h: Update.
2989 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
2990 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
2991 (legitimate_constant_p): Reject dllimports.
2992 (dllimport_map, get_dllimport_decl): New.
2993 (legitimize_dllimport_symbol): New.
2994 (legitimize_address, ix86_expand_move): Use it.
2995 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
2996 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
2997 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
2998 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
2999 * config/i386/predicates.md (constant_call_address_operand): Only
3000 accept symbols; reject dllimport_p symbols.
3001 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3002 i386_pe_maybe_record_exported_symbol.
3003 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3004 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3005 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3006 trust the setting of DECL_DLLIMPORT_P.
3007 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3008 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3009 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3010 tidy the argument scanning loop.
3011 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3012 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3013 (i386_pe_strip_name_encoding): Remove.
3014 (i386_pe_binds_local_p): New.
3015 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3016 (i386_pe_output_labelref): Remove.
3017 (i386_pe_asm_output_aligned_decl_common): New.
3018 (i386_pe_maybe_record_exported_symbol): Rename from
3019 i386_pe_record_exported_symbol; check for dllexported symbols.
3021 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3023 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3024 add comment explaining why vsnprintf cannot be used.
3026 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3028 PR tree-optimization/30666
3029 * tree.c (build_complex_type): When creating type names for DWARF2
3030 debug info, create TYPE_DECLs for TYPE_NAME instead of
3032 (build_common_tree_nodes_2): Use build_complex_type when building
3033 predefined complex types, to preserve canonical types.
3035 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3037 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3038 (noce_get_alt_condition): Look at it to determine whether to
3039 reverse the condition or not.
3040 (noce_get_condition): Substitute the truth for lies.
3041 (noce_find_if_block): Set the then_else_reversed field.
3043 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3045 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3046 destination of this insn.
3047 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3048 than calling gen_rtx_SET directly. Use r0 to hold the value of
3049 'address + 4' rather than a stack based temporary which can be
3052 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3054 * config/s390/s390.c (s390_secondary_input_reload_class,
3055 s390_secondary_output_reload_class): Functions removed.
3056 (s390_secondary_reload): New function.
3057 (TARGET_SECONDARY_RELOAD): Target macro defined.
3058 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3059 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3060 * config/s390/s390.md ("reload_outti", "reload_outdi",
3061 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3062 "reload_out<mode>"): Expanders removed.
3063 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3064 "reload<mode>_nonoffmem_out"): Expanders added.
3066 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3068 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3069 SRC->DEST replacement failed anyway.
3071 2007-03-28 Mike Stump <mrs@apple.com>
3073 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3074 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3075 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3077 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3079 * config.gcc: Accept barcelona as a variant of amdfam10.
3080 * config/i386/i386.c (override_options): Likewise.
3081 * doc/invoke.texi: Likewise.
3083 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3085 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3086 offsets for BIT_FIELD_REF and COMPONENT_REF.
3088 2007-03-28 Richard Guenther <rguenther@suse.de>
3090 * tree.c (is_global_var): Move ...
3091 * tree-flow-inline.h (is_global_var): ... here.
3092 * tree.h (is_global_var): Remove declaration.
3094 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3096 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3098 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3099 * config/i386/i386.c (ix86_tune_features): Initialize new
3101 * config/i386/predicates.md (promotable_binary_operator): Use
3102 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3104 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3107 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3109 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3111 * config/fr30/fr30.md (movsi_internal): Change destination
3112 constraint from m to V and add m to the end.
3114 2007-03-28 Christian Bruel <christian.bruel@st.com>
3116 * config/sh/sh.md (movsi_i): Fix type attribute.
3118 2007-03-28 Christian Bruel <christian.bruel@st.com>
3120 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3121 (movsf_ie): Likewise.
3123 2007-03-28 Christian Bruel <christian.bruel@st.com>
3125 * config.gcc: Add sh4-300 to multilib.
3126 * config/sh/t-mlib-sh4-300: New file.
3128 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3130 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3131 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3133 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3134 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3135 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3136 "fixuns_trunctddi2"): Whitespace fix.
3138 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3140 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3141 the definition of struct sh_args.
3142 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3143 CALL_COOKIE_INT_REG_GET): Likewise.
3145 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3147 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3148 transformations are applied successfully.
3150 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3152 * tree.c (tree_contains_struct): Permit 512 tree codes.
3153 * tree.h (tree_contains_struct): Ditto.
3154 (MAX_TREE_CODES): Ditto.
3155 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
3156 SPARE member to store remaining padding bits.
3158 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3160 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
3163 2007-03-27 Janis Johnson <janis187@us.ibm.com>
3165 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
3166 * configure: Regenerate.
3168 * configure: Regenerate using the correct version of autoconf.
3170 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3172 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
3174 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
3175 regs to "__SP_L__" and "__SP_H__".
3177 2007-03-27 Richard Guenther <rguenther@suse.de>
3179 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
3180 computations with it with a HOST_WIDE_INT variable.
3182 2007-03-26 Mike Stump <mrs@apple.com>
3184 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
3185 objective-c-header, objective-c++-header and objc++-cpp-output
3187 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3189 2007-03-26 Richard Henderson <rth@redhat.com>
3192 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
3193 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
3194 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
3195 IX86_BUILTIN_PSRLQ128): New.
3196 (ix86_init_mmx_sse_builtins): Add them.
3197 (ix86_expand_builtin): Expand them.
3198 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
3199 operand 2 be TImode.
3200 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
3201 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3202 _mm_srli_epi64): Mark __B const.
3203 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
3204 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
3205 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
3206 new two-vector shift builtins.
3208 2007-03-26 Ian Lance Taylor <iant@google.com>
3210 PR tree-optimization/31345
3211 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
3212 [+INF, +INF(OVF)] into VARYING.
3214 2007-03-26 Zack Weinberg <zackw@panix.com>
3216 * gengtype-parse.c: New file.
3217 * gengtype-yacc.y: Delete.
3218 * gengtype-lex.l: Don't include gengtype-yacc.h.
3219 Define YY_DECL and yyterminate appropriately for recursive
3220 descent parser. yylval is now a string out-parameter to yylex.
3221 (HWS, EOID): New shorthand.
3222 (IWORD): Add a couple more types.
3223 (yylex): Add a setup stanza. Remove the complex rules for
3224 detecting GTY'ed types and typedefs; replace with simple
3225 keyword detectors. Adjust everything for the changed
3226 definition of yylval. Ignore all pp-directives, not just #define.
3228 (parse_file): Rename yybegin; do not call yyparse.
3230 * gengtype.c (xasprintf): Export again.
3231 (this_file): New. Use everywhere __FILE__ was being used.
3232 (get_lang_bitmap): Special case types defined in gengtype.c.
3233 (do_typedef, new_structure): Suppress definition of certain types.
3234 (new_structure): Improve diagnostics of duplicate definitions.
3235 Make sure location_s is associated with input.h.
3236 (nreverse_pairs, define_location_structures): New functions.
3237 (main): Improve tagging of kludge types. Remove old kludges
3238 for input.h types; use define_location_structures.
3239 * gengtype.h: Update prototypes. Define token codes here.
3240 * Makefile.in: Remove all references to gengtype-yacc.
3241 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
3243 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
3244 add GTY((skip)) to the field that's only conditionally there.
3245 * doc/install.texi: Document that Bison is no longer required
3246 unless building treelang.
3248 * gengtype.c: Don't include gtyp-gen.h.
3249 (srcdir): Declare here.
3250 (base_files, lang_dir_names): Allocate dynamically.
3251 (gt_files, num_gt_files, num_lang_dirs): New globals.
3252 (measure_input_list, read_input_line, read_input_list)
3253 (set_lang_bitmap): New functions.
3254 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
3255 simplify, relying on read_input_list to set up the bitmaps.
3256 (main): Arguments are no longer unused. Check for correct number
3257 of command line arguments, set srcdir and srcdir_len, then call
3258 read_input_list, before doing anything else. No need to worry
3259 about duplicates in main loop.
3260 * configure.ac: Simplify the calculation of all_gtfiles.
3261 Put language tags in there. Don't set or substitute
3262 all_gtfiles_files_langs or all_gtfiles_files_frags.
3263 * Makefile.in: Revamp the way gengtype is invoked, now that it
3264 takes a file on its command line with a much simpler format.
3265 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
3266 (GTFILES): Remove duplicates and C source files.
3267 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
3268 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
3269 * configure: Regenerate.
3271 * gengtype.h: Remove all type definitions to gengtype.c; leave
3272 only definitions of options_p, type_p, and pair_p as opaque
3273 pointers. Update prototypes.
3274 * gengtype.c: Many type definitions moved here from gengtype.h.
3275 Consolidate type definitions at the top of the file.
3276 (xvasprintf): Delete.
3277 (xasprintf): Make static.
3278 (create_nested_pointer_option): Add 'next' parameter.
3279 (create_field_all, create_field_at): New functions.
3280 (create_field): Now a thin wrapper around create_field_all.
3281 (create_optional_field): Rename create_optional_field_ and add
3282 line argument. Original name is now a macro which supplies
3284 (oprintf): Use vsnprintf directly.
3285 (close_output_files): Use fatal rather than perror/exit.
3286 (note_def_vec, note_def_vec_alloc): Use create_field_at.
3287 (main): Set progname. Don't use exit.
3288 * gengtype-yacc.y (struct_fields): Use create_field_at.
3289 (option, optionseqopt): Delete.
3290 (optionseq): Consolidate productions from option here so we
3291 can use the first argument to create_option.
3293 * gengtype-lex.l: Distinguish unions from structures in the
3294 token type. Don't call find_structure; return the tag as a string.
3295 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
3296 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
3297 Reorganize typedef_struct production accordingly.
3298 Use create_nested_ptr_option.
3299 * gengtype.c (create_nested_ptr_option): New function.
3300 * gengtype.h: Declare it.
3302 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
3303 (string_type): Don't declare.
3304 (do_scalar_typedef): Declare.
3305 (create_scalar_type): Update prototype.
3306 * gengtype.c (string_type): Make static.
3307 (scalar_nonchar, scalar_char): New.
3308 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
3309 (resolve_typedef): Use scalar_nonchar for error recovery.
3310 (create_scalar_type): Remove name_len field. Return scalar_char
3311 or scalar_nonchar as appropriate.
3312 (adjust_field_type): Look at scalar_is_char boolean to decide whether
3314 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
3316 (main): Initialize scalar_char and scalar_nonchar before calling
3318 * gengtype-lex.l: Adjust for removal of second argument to
3319 create_scalar_type. Use yylval.s instead of yylval.t when
3321 * gengtype-yacc.y: Type of SCALAR is string. Call
3322 create_scalar_type from type:SCALAR rule. Adjust for removal of
3323 second argument to create_scalar_type.
3325 * vec.h: Remove all #if IN_GENGTYPE blocks.
3326 Add comment saying that changes may require adjustments to gengtype.
3327 * gengtype.c: Don't include coretypes.h or tm.h.
3328 Add comment to inclusion of errors.h.
3329 (note_def_vec, note_def_vec_alloc): New functions.
3330 * gengtype.h: Declare new functions.
3331 * gengtype-lex.l: Don't include coretypes.h.
3332 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
3334 (update_lineno): Remove unnecessary prototype.
3335 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
3336 (VEC rule): Just return VEC_TOKEN.
3337 * gengtype-yacc.y (VEC_TOKEN): New token type.
3338 (type): Add a production for VEC(a,b).
3339 * Makefile.in: Update dependencies.
3341 * gengtype-lex.l: Remove rules for parsing pointer-to-function
3342 typedefs that use the old PARAMS macro.
3344 * gengtype-lex.l: Remove all rules and states relating to yacc
3346 * gengtype-yacc.y: Similarly.
3347 * gengtype.c (note_yacc_type): Delete function.
3348 * gengtype.h: Update prototypes.
3350 2007-03-26 Joseph Myers <joseph@codesourcery.com>
3352 * tree-pretty-print.c (dump_generic_node): Report precision of
3353 unnamed integer types.
3355 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
3357 * ifcvt.c (noce_try_store_flag_constants): Don't check
3358 no_new_pseudos here.
3359 (noce_try_store_flag_constants): Don't check no_new_pseudos.
3360 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
3361 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
3362 noce_try_sign_mask): Likewise.
3363 (if_convert): Check no_new_pseudos here.
3365 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
3367 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
3368 (noce_get_condition): Handle new then_else_reversed argument.
3369 (noce_init_if_info): Remove, fold into noce_find_if_block.
3370 (noce_process_if_block): Take a struct noce_if_info as the
3371 argument. Don't set up one based on ce_if_info. Update pointer
3372 references accordingly.
3373 (cond_move_process_if_block): Likewise.
3374 (process_if_block): Removed.
3375 (find_if_block): Removed. Move functionality two new functions,
3376 noce_find_if_block and cond_exec_find_if_block.
3377 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
3378 blocks and the symmetric IF-ELSE-JOIN case.
3379 (cond_exec_find_if_block): Also new function mostly based on old
3380 find_if_block and process_if_block.
3381 (find_if_header): Replace find_if_block call with separately
3382 guarded calls to noce_find_if_block and cond_exec_find_if_block.
3383 (find_cond_trap): Update noce_get_condition call.
3384 (dead_or_predicable): Likewise.
3386 2007-03-26 Jakub Jelinek <jakub@redhat.com>
3388 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
3390 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
3391 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
3392 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
3393 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
3394 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
3395 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
3396 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
3397 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
3398 __builtin_ia32_psrad128 builtins.
3400 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
3402 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
3403 * config/i386/constraints.md
3404 (define_constraint "I"): Use IN_RANGE macro.
3405 (define_constraint "J"): Ditto.
3406 (define_constraint "K"): Ditto.
3407 (define_constraint "M"): Ditto.
3408 (define_constraint "N"): Ditto.
3409 (define_constraint "O"): Ditto.
3410 * config/i386/predicates.md
3411 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
3412 (define_predicate "const_0_to_3_operand"): Ditto.
3413 (define_predicate "const_0_to_7_operand"): Ditto.
3414 (define_predicate "const_0_to_15_operand"): Ditto.
3415 (define_predicate "const_0_to_63_operand"): Ditto.
3416 (define_predicate "const_0_to_255_operand"): Ditto.
3417 (define_predicate "const_1_to_31_operand"): Ditto.
3418 (define_predicate "const_2_to_3_operand"): Ditto.
3419 (define_predicate "const_4_to_7_operand"): Ditto.
3421 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3423 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
3424 in SImode for save_world.
3425 * config/rs6000/altivec.md (save_world, restore_world): Convert to
3428 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
3430 PR tree-optimization/30784
3431 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
3434 2007-03-25 Revital Eres <eres@il.ibm.com>
3436 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
3437 Fold movement_possibility function into it.
3439 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3441 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
3442 (load_macho_picbase_{si,di}): Convert to LR hard reg.
3443 (call_indirect_nonlocal_darwin64): Same.
3444 (call_nonlocal_darwin64): Same.
3445 (call_value_indirect_nonlocal_darwin64): Same.
3446 (call_value_nonlocal_darwin64): Same.
3447 (sibcall_nonlocal_darwin64): Same.
3448 (sibcall_value_nonlocal_darwin64): Same.
3449 (sibcall_symbolic_64): Same.
3450 (sibcall_value_symbolic_64): Same.
3451 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
3453 (rs6000_emit_load_toc_table): Same.
3454 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
3455 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
3461 (load_toc_v4_pic_si): Same
3462 (load_toc_v4_PIC_1): Same.
3463 (load_toc_v4_PIC_1b): Same.
3464 (call_indirect_aix{32,64}): Same.
3465 (call_value_indirect_aix{32,64}): Same.
3468 (call_local{32,64}): Same.
3469 (call_value_local{32,64}): Same.
3470 (call_indirect_nonlocal_aix{32,64}): Same.
3471 (call_nonlocal_aix{32,64}): Same.
3472 (call_value_indirect_nonlocal_aix{32,64}): Same.
3473 (call_value_nonlocal_aix{32,64}): Same.
3474 (call_indirect_nonlocal_sysv<mode>): Same.
3475 (call_nonlocal_sysv<mode>): Same.
3476 (call_value_indirect_nonlocal_sysv<mode>): Same.
3477 (call_value_nonlocal_sysv<mode>): Same.
3479 (sibcall_local{32,64}): Same.
3480 (sibcall_value_local{32,64}): Same.
3481 (sibcall_nonlocal_aix{32,64}): Same.
3482 (sibcall_value_nonlocal_aix{32,64}): Same.
3483 (sibcall_nonlocal_sysv<mode>): Same.
3484 (sibcall_value): Same.
3485 (sibcall_value_nonlocal_sysv<mode>): Same.
3487 2007-03-24 Paul Brook <paul@codesourcery.com>
3489 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
3490 * config/arm/linux-eabi.h: Remove legacy syscall hack.
3492 2007-03-24 Richard Henderson <rth@redhat.com>
3494 * config/ia64/constraints.md: New file.
3495 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
3496 satisfies_constraint_?.
3497 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
3498 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
3499 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
3500 ia64_output_mi_thunk): Likewise.
3501 (ia64_const_ok_for_letter_p): Remove.
3502 (ia64_const_double_ok_for_letter_p): Remove.
3503 (ia64_extra_constraint): Remove.
3504 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
3505 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
3506 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
3507 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
3508 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
3509 EXTRA_MEMORY_CONSTRAINT): Remove.
3510 * config/ia64/ia64.md: Include constriants.md. Replace
3511 CONST_OK_FOR_? with satisfies_constraint_?.
3513 2007-03-23 Michael Meissner <michael.meissner@amd.com>
3514 H.J. Lu <hongjiu.lu@intel.com>
3516 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
3518 (name macros): Use DPD_BID_NAME to convert names properly.
3520 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
3521 decimal floating point format.
3522 (init_floating_libfuncs): Change decimal functions so that they
3523 have a "bid_" prefix if the decimal system uses the BID format,
3524 and "dpd_" prefix if the decimal system uses the DPD format.
3525 (init_interclass_conv_libfuncs): Ditto.
3526 (init_intraclass_conv_libfuncs): Ditto.
3528 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3529 using the BID format.
3531 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3532 whether we are using the BID decimal format.
3533 * configure: Regenerate.
3535 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3536 the compiler has decimal floating point enabled. Define
3537 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3540 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3541 using the BID format.
3543 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3544 whether we are using the BID decimal format.
3545 * configure: Regenerate.
3547 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3548 the compiler has decimal floating point enabled. Define
3549 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3552 * doc/install.texi (--enable-decimal-float): Document BID and DPD
3553 options, and that it is enabled for i386/x86_64 systems.
3555 * Makefile.in (enable_decimal_float): New.
3557 (DECNUMINC): Add -I$(DECNUMFMT).
3558 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
3559 to $(DECNUMFMT) from $(DECNUM).
3561 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
3562 Substitute enable_decimal_float.
3563 * configure: Regenerated.
3566 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
3569 * configure.ac: Enable decimal float for x86_64-*-linux*.
3570 * configure: Regenerated.
3573 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
3574 decimal128ClearSign to flip and clear the sign bit in decimal128.
3575 (decimal_real_maxval): Set decimal128SetSign to set the sign
3578 2007-03-23 Ian Lance Taylor <iant@google.com>
3580 * fold-const.c (fold_binary): Correct warning for X - c >= X.
3582 2007-03-23 Ian Lance Taylor <iant@google.com>
3584 * tree-dump.c (dump_files): Correct comment.
3586 2007-03-23 Ian Lance Taylor <iant@google.com>
3588 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
3590 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
3592 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
3593 in cfglayout mode. Don't go into and out of cfglayout mode.
3594 Link the blocks in the order of the constructed traces.
3595 (rest_of_handle_tracer): Adjust call to tracer.
3596 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
3597 Don't go into cfglayout mode.
3598 (rtl_loop_done): Don't go out of cfglayout mode.
3599 * cfglayout.c (relink_block_chain): New function, split out from...
3600 (fixup_reorder_chain): ...here. Remove redundant checking.
3601 (cfg_layout_finalize): Don't clear the header, footer, and aux
3602 fields here, move the code to do so to relink_block_chain. Likewise
3603 for free_original_copy_tables.
3604 * rtl.h (tracer): Update prototype.
3605 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
3606 Assert we are in cfglayout mode. Don't go into and out of cfglayout
3607 mode. Use relink_block_chain to serialize the CFG according to the
3608 new basic block order. Move targetm.cannot_modify_jumps_p check from
3610 (gate_handle_reorder_blocks): ...to here.
3611 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
3613 (gate_duplicate_computed_gotos): ...to here.
3614 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
3615 something always changes when going into and out of cfglayout mode.
3616 Perform an expensive cfg cleanup while going into cfglayout mode.
3617 Always update liveness information on HAVE_conditional_execution
3618 targets. Reserialize the basic blocks and go out of cfglayout mode.
3619 * reg-stack.c: Include cfglayout.h.
3620 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
3621 the call to reorder_basic_blocks.
3622 * basic-block.h (reorder_basic_blocks): Update prototype.
3623 (relink_block_chain): New prototype.
3624 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
3626 2007-03-23 Joseph Myers <joseph@codesourcery.com>
3628 * config/mips/mips.md (type, hazard, *movdi_32bit,
3629 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
3630 *movhi_internal, *movqi_internal, *movsf_hardfloat,
3631 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
3632 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
3633 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
3635 (movcc): Change first xfer to multi.
3636 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
3637 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
3638 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
3639 config/mips/generic.md: Change reservations using "xfer" to use
3641 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
3642 using match_operand.
3643 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
3644 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
3646 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
3648 2007-03-22 Richard Henderson <rth@redhat.com>
3650 * config/i386/i386.c: Remove unnecessary function declarations.
3651 Move targetm definition, and all related macros, to the end of
3652 the file. Resort some functions to put definitions before uses.
3653 (ix86_attribute_table): Make static. Move to end of file.
3654 (ix86_gimplify_va_arg): Make static.
3656 2007-03-22 Richard Henderson <rth@redhat.com>
3658 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
3659 don't increase local_regparm with force_align_arg_pointer check.
3660 (ix86_function_sseregparm): Assert 32-bit.
3661 (type_has_variadic_args_p): New.
3662 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
3663 type_has_variadic_args_p.
3664 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
3665 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
3666 use memset instead. Do maybe_vaarg check first; skip attribute
3667 tests if true; skip attribute tests for 64-bit.
3668 (construct_container): Remove TARGET_DEBUG_ARG.
3669 (function_arg_advance_32, function_arg_advance_64): Split out ...
3670 (function_arg_advance): ... from here.
3671 (function_arg_32, function_arg_64): Split out ...
3672 (function_arg): ... from here.
3673 (ix86_pass_by_reference): Tidy.
3674 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
3675 (function_value_32): New, from parts of ix86_function_value
3676 and ix86_value_regno.
3677 (function_value_64): New, from parts of ix86_function_value
3678 and ix86_libcall_value.
3679 (ix86_function_value_1): New.
3680 (ix86_function_value, ix86_libcall_value): Use it.
3681 (return_in_memory_32, return_in_memory_64): Split out ...
3682 (ix86_return_in_memory): ... from here.
3683 (ix86_struct_value_rtx): Skip for 64-bit.
3684 (ix86_libcall_value, ix86_value_regno): Remove.
3685 (setup_incoming_varargs_64): Split out ...
3686 (ix86_setup_incoming_varargs): ... from here.
3687 (ix86_va_start): Remove TARGET_DEBUG_ARG.
3688 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
3689 * config/i386/i386-protos.h (ix86_function_value): Remove.
3690 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
3692 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3695 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
3696 infinities not supported, otherwise emit warning if -Woverflow. On
3697 underflow, emit warning if -Woverflow.
3698 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
3700 * real.h (real_from_string): Update declaration
3702 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
3703 Richard Henderson <rth@redhat.com>
3705 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
3706 * calls.c (compute_argument_block_size, expand_call,
3707 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
3708 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
3709 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
3710 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
3711 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
3712 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
3713 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
3714 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
3717 2007-03-22 Joseph Myers <joseph@codesourcery.com>
3719 * c-incpath.c (add_sysroot_to_chain): New.
3720 (merge_include_chains): Add sysroot argument. Call
3721 add_sysroot_to_chain if sysrooted.
3722 (register_include_chains): Update call to merge_include_chains.
3723 * doc/cppopts.texi: Document use of '=' in include directory
3726 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
3728 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
3729 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
3730 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
3731 insn pattern using X87MODEF12 mode macro.
3733 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
3735 * regmove.c (regmove_optimize): Use reg_mentioned_p
3736 instead of reg_overlap_mentioned_p for DST.
3738 2007-03-21 Mike Stump <mrs@apple.com>
3740 * c.opt: Fixup for Objective-C/C++.
3742 2007-03-21 Steve Ellcey <sje@cup.hp.com>
3744 * explow.c (convert_memory_address): Fold memory reference when
3745 POINTERS_EXTEND_UNSIGNED < 0
3747 2007-03-21 Richard Henderson <rth@redhat.com>
3750 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
3751 * config/i386/mmintrin.h (__m64): Likewise.
3752 * config/i386/xmmintrin.h (__m128): Likewise.
3754 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3756 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
3757 (VXWORKS_OS_CPP_BUILTINS): Define.
3758 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
3759 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
3761 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3763 * rtl.h (constant_pool_reference_p): Delete.
3764 (find_constant_src): Declare.
3765 * rtlanal.c (find_constant_src): New function.
3766 * simplify-rtx.c (constant_pool_reference_p): Delete.
3767 * config/i386/i386.md: Use find_constant_src instead of
3768 constant_pool_reference_p/avoid_constant_pool_reference pairs.
3770 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3772 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
3773 * c-cppbuiltin.c (c_cpp_builtins): Define them.
3775 2007-03-20 Mark Mitchell <mark@codesourcery.com>
3777 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
3778 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
3779 (arm_elf_asm_constructor): Use it.
3780 (arm_elf_asm_destructor): New function.
3782 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
3784 * jump.c (mark_jump_label): Treat SEQUENCE specially.
3786 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
3788 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
3790 2007-03-19 Andrew Haley <aph@redhat.com>
3792 PR tree-optimization/31264
3793 * tree-vrp.c (register_edge_assert_for_1): Don't look though
3796 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
3798 PR rtl-optimization/30907
3799 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
3800 (fwprop_init): Always call loop_optimizer_initialize.
3801 (fwprop_done): Always call loop_optimizer_finalize.
3802 (fwprop): We always have loop info now.
3803 (gate_fwprop_addr): Remove.
3804 (pass_fwprop_addr): Use gate_fwprop as gate.
3806 PR rtl-optimization/30841
3807 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
3808 df_chain_alloc): Call df_reorganize_refs unconditionally.
3809 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
3810 refs_organized to refs_organized_size.
3811 (df_ref_create_structure): Use refs_organized_size instead of
3812 bitmap_size if refs had been organized, and keep refs_organized_size
3814 * df.h (struct df_ref_info): Change refs_organized to
3815 refs_organized_size.
3816 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
3819 2007-03-19 Mark Mitchell <mark@codesourcery.com>
3821 * except.c (output_function_exception_table): Do not reference the
3822 EH personality routine for functions that do not require an
3825 2007-03-20 Jakub Jelinek <jakub@redhat.com>
3828 * c-typeck.c (convert_for_assignment): Call comptypes for
3829 RECORD_TYPE or UNION_TYPE.
3832 * reload1.c (reload): Do invalid ASM checking after
3833 cleanup_subreg_operands.
3835 2007-03-19 Jeff Law <law@redhat.com>
3837 * tree-cfg.c (find_taken_edge): Tighten conditions for
3838 optimizing computed gotos.
3840 2007-03-19 Michael Matz <matz@suse.de>
3842 * builtins.c (expand_builtin_sync_operation,
3843 expand_builtin_compare_and_swap,
3844 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
3847 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
3848 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
3851 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3853 * doc/tm.texi: Add brackets around the return type of
3854 TARGET_SECONDARY_RELOAD.
3856 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3857 Richard Guenther <rguenther@suse.de>
3859 PR tree-optimization/31254
3860 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
3861 Use handled_component_p () where appropriate. Continue
3862 propagating into the rhs if we propagated into an INDIRECT_REF
3865 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3867 * config/s390/s390.md (op_type attribute): RRR instruction type added.
3868 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
3869 (xde, xdee): Mode attributes adjusted to support DFP modes.
3870 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
3871 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
3872 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
3873 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
3874 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
3875 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
3876 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
3878 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
3879 "movsf"): Insn definitions removed.
3880 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
3881 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
3882 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
3884 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
3885 "reload_in<mode>", "reload_out<mode>"): Expander added.
3886 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
3889 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3891 * config/s390/s390.md: Only non-functional changes. Renamed
3892 FPR mode macro to BFP all over the file.
3894 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3896 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
3897 (op_type attribute): RRF instruction type added.
3898 (fT0): New mode attribute.
3899 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
3900 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
3901 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
3902 no secondary memory is needed when moving DFmode values between GPRs
3905 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3907 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
3908 inverted and documentation adjusted.
3909 ("mhard-dfp", "msoft-dfp"): New options.
3910 * config/s390/s390.c (s390_handle_arch_option): New architecture
3912 (override_options): Sanity checks for the new options added.
3913 * config.gcc: New architecture switch: z9-ec.
3914 * config/s390/s390.h (processor_flags): PF_DFP added.
3915 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
3916 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
3917 when the bit is NOT set so remove it from the defaults.
3919 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3921 * genemit.c (main): Print include statement for dfp.h.
3922 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
3925 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
3927 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
3929 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
3932 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
3935 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3937 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
3938 attr_length_call, output_call, output_indirect_call): Cleanup
3939 formatting of targetm calls.
3941 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
3943 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
3945 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3947 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
3948 reservation, bypass and anti-bypass descriptions for these instructions.
3949 Update move patterns.
3950 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
3953 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
3955 * tree-vect-transform.c (get_initial_def_for_induction): Replace
3956 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
3957 (get_initial_def_for_reduction): Likewise.
3959 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
3961 Fix PR tree-optimization/29922
3962 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
3963 (get_representative): Removed.
3964 (value_dies_in_block_x): Update for rvuse removal.
3965 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
3966 (compute_antic_aux): Handle when PHI nodes appear in
3967 non-single-successors.
3968 (dump_bitmap_of_names): Removed.
3969 (compute_antic_safe): Renamed and removed rvuse calculation.
3970 Calculate only antic safe.
3971 (insert_into_preds_of_block): Remove assert.
3972 (execute_pre): Update for renamed functions.
3973 (defer_or_phi_translate_block): New function.
3975 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
3977 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
3978 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
3980 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
3981 Follow spelling conventions.
3983 * tree-data-ref.h: Remove the prototype for analyze_array.
3985 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
3987 PR tree-optimization/31041
3988 * tree-vect-transform.c (get_initial_def_for_induction): Call
3989 force_gimple_operand.
3991 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
3993 * ipa-type-escape.c (look_for_casts) : Revert code to use
3994 handled_component_p due to ada test a-numaux.adb.
3996 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
3998 * final.c (final_scan_insn): Alter the condition of a
3999 conditional trap if we have nonstandard CC.
4001 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4003 * configure.ac: Remove excess quoting from asm line 0 test.
4004 * configure: Rebuilt.
4006 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4008 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4009 * c-common.c (convert_and_check): Move warning logic to...
4010 (warnings_for_convert_and_check): ...here. Define.
4011 * c-common.h (warnings_for_convert_and_check): Declare.
4013 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4015 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4016 (output_call): Likewise.
4018 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4020 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4022 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4024 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4026 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4028 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4029 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4031 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4033 PR tree-optimization/31183
4034 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4035 Use double_int instead of unsigned int for representing access_strides.
4036 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4038 2007-03-16 Richard Guenther <rguenther@suse.de>
4040 PR tree-optimization/31146
4041 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4042 to allow recursion of forward_propagate_addr_expr.
4043 (forward_propagate_addr_into_variable_array_index): Likewise.
4044 (forward_propagate_addr_expr): Likewise.
4045 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4046 (forward_propagate_addr_expr_1): Recurse on simple copies
4047 instead of propagating into them. Do so for useless conversions
4049 (forward_propagate_addr_expr): Clean up unused statements after
4052 2007-03-16 Richard Guenther <rguenther@suse.de>
4054 * builtins.c (expand_builtin_cexpi): Use the right argument
4055 for the expansion via cexp.
4057 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4059 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4060 * configure: Rebuilt.
4062 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4065 * dwarf2out.c (force_type_die): Adjust comment.
4066 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4068 2007-03-15 DJ Delorie <dj@redhat.com>
4070 * config/frv/predicates.md (minmax_operator): Don't check operands
4073 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4075 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4076 Update constant estimates of number of iterations.
4077 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4078 argument renamed to "realistic".
4079 (compute_estimated_nb_iterations): Removed.
4080 (record_niter_bound): New function.
4081 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4082 call record_nonwrapping_iv with upper = false.
4083 (infer_loop_bounds_from_signedness): Pass upper argument to
4084 record_nonwrapping_iv.
4085 (estimate_numbers_of_iterations_loop): Do not call
4086 compute_estimated_nb_iterations. Record estimate based on profile
4087 information. Initialize the constant estimates of number of
4089 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4091 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4092 number of iterations is too small.
4093 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4094 (EST_NOT_AVAILABLE): Removed.
4095 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4096 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4099 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4101 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4102 Handle NE_EXPR guards.
4104 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4107 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4108 Set also -pedantic-errors by default for the preprocessor unless
4109 -fpermissive is given.
4111 2007-03-15 Richard Guenther <rguenther@suse.de>
4115 * builtins.c (expand_builtin_cexpi): As a fallback if we
4116 don't have builtins for sincos or cexp create a function
4117 declaration for cexp and expand to a call to that.
4118 (expand_builtin_int_roundingfn): Always fall
4119 back to floor/ceil and its variants even if they may be
4122 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4125 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4126 jump tables, move the call to delete_dead_jumptables from here...
4127 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4128 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4129 don't allow merging of blocks that try_redirect_by_replacing_jump
4130 also does not handle when not optimizing.
4132 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4133 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4135 * config/i386/i386.md (x86_sahf_1): Correctly handle
4138 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4141 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4142 x86_64_general_operand as operand[2] predicate. Remove "iF"
4143 from operand constraints and use "e" constraint instead.
4144 (*subti3_1, *subti3_1 splitter): Ditto.
4145 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4146 operand[1] predicate.
4148 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4150 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4151 arrays, multiply the access strides by the size of the sub-array.
4152 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4154 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4156 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
4157 the configured assembler supports the sahf mnemonic.
4158 * configure: Regenerate.
4159 * config.in: Regenerate.
4161 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
4162 emit "sahf" or ".byte\t0x9e" as asm template.
4164 2007-03-14 Michael Meissner <michael.meissner@amd.com>
4167 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
4168 option to replace hard coded TARGET_xxx in md file.
4169 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
4170 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4171 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
4172 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
4173 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
4174 (X86_TUNE_NOT_VECTORMODE): Ditto.
4175 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
4176 (TUNE_AVOID_VECTOR_DECODE): Ditto.
4177 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4178 (TUNE_SLOW_IMUL_IMM8): Ditto.
4179 (TUNE_MOVE_M1_VIA_OR): Ditto.
4180 (TUNE_NOT_UNPAIRABLE): Ditto.
4181 (TUNE_NOT_VECTORMODE): Ditto.
4183 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
4186 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
4187 tuning options instead of hard coded TARGET_xxx.
4188 (fix ssemode peephole2's): Ditto.
4189 (imul peephole2's): Ditto.
4191 (movdi_or_rex64): Ditto.
4192 (move peephole2): Ditto.
4193 (not peephole2's): Ditto.
4195 2007-03-14 Dirk Mueller <dmueller@suse.de>
4197 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
4198 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
4199 * c-parser.c (c_parser_if_body): Always add an empty statement in case
4201 * c-parser.c (c_parser_do_statement): Warn about empty body in
4203 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
4204 * doc/invoke.texi (-Wempty-body): Update documentation.
4206 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4209 * c-common.h (warn_for_div_by_zero): Declare.
4210 * c-common.c (warn_for_div_by_zero): Define.
4211 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
4214 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4216 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
4217 to PREFIX and STANDARD_PREFIX.
4219 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4220 Phil Edwards <phil@codesourcery.com>
4222 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
4223 (__gthread_once_t): Remove busy field for RTPs.
4224 (__GTHREAD_ONCE_INIT): Update accordingly.
4226 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4228 * doc/invoke.texi: Document VxWorks options.
4230 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4232 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
4234 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
4236 PR tree-optimization/30590
4237 * tree-nrv.c (tree_nrv): Check for the partial update of the
4240 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4242 * flags.h (flag_random_seed): Remove declaration, in favor of...
4243 * toplev.h (get_random_seed, set_random_seed): ... these.
4244 * tree.c (get_file_function_name): Use the former.
4245 * opts.c (common_handle_option): Use the latter.
4248 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
4251 * cse.c (cse_find_path): Do not bail out if a basic block that
4252 we already visited now becomes part of a path that starts at a
4253 different basic block. Just disallow this, to make sure we
4254 visit each basic block at most once.
4256 2007-03-13 Jan Hubicka <jh@suse.cz>
4258 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
4259 when profile esitmate is present, calls with very low frequency are
4262 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
4264 PR tree-optimization/30730
4265 PR tree-optimization/26900
4266 * tree-ssa-loop-niter.c: Include gmp.h.
4268 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
4269 split_to_var_and_offset, determine_value_range,
4270 bound_difference_of_offsetted_base, refine_bounds_using_guard,
4271 bound_difference, bounds_add, bounds_negate,
4272 number_of_iterations_ne_max, dump_affine_iv): New functions.
4273 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
4274 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
4275 difference of initial and final value of control iv to validate
4277 (number_of_iterations_cond): Add loop parameter. Determine bounds
4278 on the difference of the extremes of the control iv. Add dumps.
4279 (expand_simple_operations): Handle phi nodes.
4280 (simplify_using_initial_conditions): Do not record used conditions.
4281 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
4282 Do not set additional_info.
4283 (implies_nonnegative_p, implies_ge_p): Removed.
4284 (derive_constant_upper_bound): Do not use parameter `additional'.
4285 (record_estimate): Parameter `additional' removed. Parameter
4286 `i_bound' added. Do not call derive_constant_upper_bound.
4287 (record_nonwrapping_iv): Use derive_constant_upper_bound to
4288 bound the number of iterations estimate.
4289 (estimate_numbers_of_iterations_loop): Pass the estimate from
4290 the number of iterations analysis to record_estimate.
4291 * tree.h (multiple_of_p): Declare.
4292 * tree-scalar-evolution.c (expression_expensive_p): Removed.
4293 (scev_const_prop): Do not check expression_expensive_p.
4294 * fold-const.c (multiple_of_p): Exported.
4295 * double-int.c (double_int_mask): Exported.
4296 * double-int.h (double_int_mask): Declare.
4297 * tree-flow.h (struct tree_niter_desc): Removed additional_info
4298 field. Added max field.
4300 2007-03-13 David Taylor <taylor@candd.org>
4303 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
4306 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4309 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
4310 two unamed patterns.
4312 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
4314 * config/i386/i386.opt (mcx16, msahf): New options.
4315 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
4316 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
4318 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
4319 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
4320 Output -mcx16 and -msahf options when corresponding bit is set.
4322 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
4325 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4327 * configure.ac: Test for assembler tolerance to # 0 "".
4328 * configure, config.in: Rebuilt.
4329 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
4331 2007-03-13 Geoffrey Keating <geoffk@apple.com>
4333 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
4335 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
4336 (handle_syscall): Handle direct system calls.
4337 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
4339 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4341 * doc/invoke.texi: Fix cpp.info cross-reference.
4342 * doc/passes.texi: Fix gcc.info cross-reference.
4344 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
4346 PR tree-optimization/30835
4347 * lambda-code.c (can_convert_to_perfect_nest): Check whether
4348 bb_for_stmt is not NULL before accessing it.
4350 2007-03-12 Joseph Myers <joseph@codesourcery.com>
4352 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
4355 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4358 * doc/install.texi: Document --enable-stage1-languages
4360 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
4362 * tree-pass.h (pass_into_cfg_layout_mode,
4363 pass_outof_cfg_layout_mode): Declare.
4364 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
4365 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
4366 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
4367 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
4369 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
4371 * c-decl.c (warn_variable_length_array): New function.
4372 Refactored from grokdeclarator to handle warn_vla
4373 and handle unnamed array case.
4374 (grokdeclarator): Refactored VLA warning case.
4375 * c.opt (Wvla): New flag.
4376 * doc/invoke.texi (Wvla): New warning.
4378 2007-03-12 Richard Henderson <rth@redhat.com>
4380 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
4381 (TARGET_SECTION_TYPE_FLAGS): New.
4383 2007-03-12 Richard Henderson <rth@redhat.com>
4385 * config/darwin.c (machopic_reloc_rw_mask): New.
4386 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
4387 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
4389 2007-03-12 Mark Mitchell <mark@codesourcery.com>
4391 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
4392 * cppdefault.h (cpp_PREFIX): Document.
4393 (cpp_PREFIX_len): Likewise.
4394 (cpp_EXEC_PREFIX): New variable.
4395 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
4396 * c-incpath.c (add_standard_paths): Correct logic for relocating
4397 paths within prefix.
4399 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
4401 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
4402 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
4404 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
4405 fix_truncdfdi_sse using SSEMODEF mode macro.
4406 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
4407 fix_truncdfsi_sse using SSEMODEF mode macro.
4408 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
4409 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
4411 2007-03-12 Richard Sandiford <richard@codesourcery.com>
4413 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
4416 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
4418 * tree.h : Add multiple_of_p declaration.
4419 * fold-const.c (multiple_of_p): Make multiple_of_p public.
4420 * ipa-type-escape.c (results_of_malloc): Redundant.
4421 (visited_stmts): New. Visited stmt for walk_use_def_chains.
4422 (cast_type): Extended with new members.
4423 (check_cast): Returns cast_type.
4424 (cast): New structure for data of walk_use_def_chains.
4425 (is_malloc_result, is_cast_from_non_pointer_1,
4426 is_cast_from_non_pointer,
4427 is_array_access_through_pointer_and_index): New functions.
4428 (look_for_casts): Returns cast types.
4429 (check_call): Returns void.
4430 (okay_pointer_operation): Use support of pointer plus index,
4431 pointer plus constant and allow all multiplications.
4433 2007-03-11 Richard Guenther <rguenther@suse.de>
4435 PR tree-optimization/31115
4436 * tree-vrp.c (extract_range_from_binary_expr): Make sure
4437 the shift count is positive and non-anti-range for RSHIFT_EXPR.
4438 A shift count of zero is not special as with *_DIV_EXPR.
4439 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
4442 2007-03-11 Ian Lance Taylor <iant@google.com>
4444 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
4445 the *_DIV_EXPR codes correctly with overflow infinities.
4447 2007-03-11 Ira Rosen <irar@il.ibm.com>
4449 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
4450 indicate success/failure of the analysis. Add negation to subtrahend
4451 in case of subtraction. Fail if both operands contain constants.
4452 (create_data_ref): Fail if analyze_offset fails.
4454 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
4456 * config/i386/i386.md (frndintxf2): Rename to ...
4457 (rintxf2): ... this. Remove expander having same name.
4458 (rintsf2, rintdf2): Implement using SSEMODEF macro.
4459 (roundsf2, rounddf2): Ditto.
4460 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
4461 (lround<mode>di2, lround<mode>si2): Ditto.
4463 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
4465 * lower-subreg.c: Include except.h.
4466 (decompose_multiword_subregs): Verify that the only control flow
4467 insns we can split are loads to multi-words pseudos.
4468 Handle breaking such blocks after splitting, instead of calling
4469 find_many_sub_basic_blocks.
4471 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
4472 on the new basic block. Add a lengthy comment explaining why we
4473 thought this was necessary.
4474 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
4476 2007-03-10 Mark Mitchell <mark@codesourcery.com>
4479 * tree.c (walk_type_fields): Recurse into the element type of
4480 ARRAY_TYPEs if there is a pointer set.
4482 2007-03-10 Dirk Mueller <dmueller@suse.de>
4484 * c-common.c (warn_logical_operator): Fix condition.
4486 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
4488 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
4490 * config/darwin.c (machopic_select_section): Remove superfluous
4491 argument in call to categorize_decl_for_section. Remove unused
4494 2007-03-10 Joseph Myers <joseph@codesourcery.com>
4496 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
4498 * configure: Regenerate.
4500 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
4503 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
4504 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
4505 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
4506 Add LABEL_NUSES to emitted label.
4507 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
4508 branch probability value to emitted jump insn.
4509 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
4510 Do not check life information and do not re-arrange input operands
4511 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
4513 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4515 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
4516 the change of decode_asm_operands.
4518 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4520 * mode-switching.c (create_pre_exit): Skip blockage insn.
4522 2007-03-09 Diego Novillo <dnovillo@redhat.com>
4524 * tree-pass.h (TODO_update_smt_usage): Remove.
4526 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4530 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4532 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
4533 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
4534 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
4537 2007-03-09 Geoffrey Keating <geoffk@apple.com>
4539 * gcc.c: Document %{, in big comment at top.
4540 (input_suffix_matches): Remove special handling for .s and
4542 (input_spec_matches): New.
4543 (handle_braces): Handle %{,.
4544 (validate_switches): ',' indicates a value which is not a switch.
4545 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
4546 to detect assembler input.
4547 * config/i386/sol2.h (CPP_SPEC): Likewise.
4548 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
4549 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4550 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
4551 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4552 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
4553 -m64 causes deployment target to default to 10.5.
4554 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4556 2007-03-09 Richard Henderson <rth@redhat.com>
4559 * target.h (targetm.asm.out.reloc_rw_mask): New.
4560 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
4561 (TARGET_ASM_OUT): Use it.
4562 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
4563 * varasm.c (categorize_decl_for_section): Remove shlib argument;
4564 use the new reloc_rw_mask target hook instead.
4565 (default_section_type_flags_1): Merge into...
4566 (default_section_type_flags): ... here.
4567 (decl_readonly_section_1): Merge into...
4568 (decl_readonly_section): ... here.
4569 (default_elf_select_section_1): Merge into...
4570 (default_elf_select_section): ... here.
4571 (default_unique_section_1): Merge into...
4572 (default_unique_section): ... here.
4573 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
4574 (default_select_rtx_section): Use it.
4575 (default_elf_select_rtx_section): Likewise.
4576 * output.h: Update to match.
4577 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
4578 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
4579 (TARGET_ASM_RELOC_RW_MASK): New.
4580 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
4581 to categorize_decl_for_section.
4582 (x86_64_elf_unique_section): Likewise.
4583 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
4584 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
4585 (TARGET_ASM_RELOC_RW_MASK): New.
4586 * config/ia64/ia64.c (ia64_rwreloc_select_section,
4587 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
4588 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
4589 (TARGET_RWRELOC): Remove.
4590 (ia64_section_type_flags): Adjust call to default_section_type_flags.
4591 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4592 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
4593 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
4594 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
4595 (rs6000_xcoff_select_section): Use decl_readonly_section.
4596 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
4597 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4598 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
4599 (TARGET_SECTION_TYPE_FLAGS): Remove.
4600 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
4602 2007-03-09 Roger Sayle <roger@eyesopen.com>
4604 * fold-const.c (fold_comparison): Remove compile-time evaluation of
4605 complex constant equality/inequality comparisons for here.
4606 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
4607 known at compile-time or can be simplified to a scalar comparison.
4608 (fold_relational_const): Move compile-time evaluation of complex
4609 constant equality/inequality comparisons to here.
4611 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4613 PR rtl-optimization/30643
4614 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
4616 (fold_rtx): Recurse, like before 2006-11-03.
4618 2007-03-09 DJ Delorie <dj@redhat.com>
4620 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
4623 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
4625 PR tree-optimization/30375
4626 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
4627 LHS of statements is not the same.
4628 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
4630 2007-03-09 Chao-ying Fu <fu@mips.com>
4632 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
4634 * doc/invoke.texi (-mdspr2): Document new option.
4635 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
4636 New unspec for DSP REV 2.
4637 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
4638 these instructions are extended in DSP REV 2.
4639 (mips-dspr2.md): Include.
4640 * config/mips/mips.opt (mdspr2): New option.
4641 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
4642 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
4643 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
4644 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
4645 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
4646 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
4647 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
4649 (bdesc_map): Add one field of unsupported_target_flags.
4650 (bdesc_arrays): Update entries to have extra fields. Add
4652 (mips_init_builtins): Initialize new function types.
4653 Check unsupported_target_fileds to filter out builtins.
4654 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
4656 (ASM_SPEC): Pass mdspr2 to the assembler.
4657 * config/mips/mips-dspr2.md: New file.
4659 2007-03-09 Sa Liu <saliu@de.ibm.com>
4661 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
4663 2007-03-09 Ian Lance Taylor <iant@google.com>
4665 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
4666 argument) like -Wstrict-overflow=2.
4667 * doc/invoke.texi (Warning Options): Update documentation.
4669 2007-03-09 Dirk Mueller <dmueller@suse.de>
4672 * doc/invoke.texi (-Wlogical-op): Document.
4673 * common.opt (-Wlogical-op): New.
4674 * c-common.h (warn_logical_operator): Declare.
4675 * c-common.c (warn_logical_operator): Define.
4676 * c-typeck.c (parser_build_binary_op): Call
4677 warn_logical_operator.
4679 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4681 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
4682 * final.c (final_scan_insn): Test for non-"" file name.
4684 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
4686 * doc/loop.texi: Document the Omega linear constraints solver.
4687 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
4688 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
4689 omega-hash-table-size, omega-max-keys, and
4690 omega-eliminate-redundant-constraints.
4691 * tree-pass.h (pass_check_data_deps): Declared.
4694 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
4695 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
4696 pass_check_data_deps): New.
4697 * tree-data-ref.c (init_data_ref): Remove declaration.
4698 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
4699 (analyze_array): Renamed init_array_ref, move up initializations.
4700 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
4701 Removed arguments that are set to NULL.
4702 (analyze_indirect_ref): Correct indentation, correct call to
4704 (object_analysis): Call init_array_ref instead of analyze_array.
4705 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
4706 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
4707 of DR_ACCESS_FNS_ADDR.
4708 (init_omega_eq_with_af, omega_extract_distance_vectors,
4709 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
4710 ddr_consistent_p): New.
4711 (compute_affine_dependence): Check consistency of ddrs when
4712 flag_check_data_deps is passed.
4713 (analyze_all_data_dependences): Uncomment.
4714 (tree_check_data_deps): New.
4715 * tree-data-ref.h: Include omega.h.
4716 (DR_ACCESS_FNS_ADDR): Removed.
4717 (data_dependence_relation): Add inner_loop.
4718 (DDR_INNER_LOOP): New.
4719 * common.opt (fcheck-data-deps): New.
4720 * tree-flow.h (tree_check_data_deps): Declare.
4721 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
4722 (OBJS-common): Depend on omega.o.
4724 * passes.c (pass_check_data_deps): Scheduled.
4725 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
4726 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
4727 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
4728 PARAM_VECT_MAX_VERSION_CHECKS,
4729 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
4731 2007-03-09 Richard Guenther <rguenther@suse.de>
4733 PR tree-optimization/30904
4735 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
4736 the same way as *_DIV_EXPR.
4738 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4740 * recog.c (decode_asm_operands): No mixed declarations and code.
4742 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4744 * rtl.def (ASM_INPUT): Add location.
4745 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
4746 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
4747 (decode_asm_operands): Add loc operand.
4748 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
4749 * stmt.c (expand_asm): Rename to...
4750 (expand_asm_loc): ... this. Add locus argument. Pass it on to
4751 gen_rtx_ASM_INPUT_loc.
4752 (expand_asm_expr): Adjust.
4753 * recog.c (decode_asm_operands): Add loc operand.
4754 (check_asm_operands, extract_insn): Adjust.
4755 * reload1.c (maybe_fix_stack_asms): Likewise.
4756 * final.c (asm_insn_count): Likewise.
4757 (final_scan_insn): Output # line before and after asm.
4759 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
4761 * tree-ssa-structalias.c (variable_info): Remove
4763 (new_var_info): Ditto.
4764 (shared_bitmap_info_t): New structure.
4765 (shared_bitmap_table): New variable.
4766 (shared_bitmap_hash): New function.
4767 (shared_bitmap_eq): Ditto
4768 (shared_bitmap_lookup): Ditto.
4769 (shared_bitmap_add): Ditto.
4770 (merge_smts_into): Change to take bitmap directly.
4771 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
4772 (init_alias_vars): Init shared bitmap hashtable.
4773 (delete_points_to_sets): Delete shared bitmap hashtable.
4774 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
4775 is_aliased removal as a change that was still necessary was
4778 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
4780 * config/i386/i386.h (override_options): Conditionally disable
4781 x86_sahf for 64bit targets only.
4783 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4786 * c-decl.c (merge_decls): Don't call make_var_volatile.
4787 * varasm.c (make_var_volatile): Remove.
4788 * output.h (make_var_volatile): Remove.
4790 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
4792 PR tree-optimization/31085
4793 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
4795 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4797 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
4798 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
4799 ATTR_CONST_NOTHROW_LIST.
4801 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4804 2007-03-08 Diego Novillo <dnovillo@redhat.com>
4806 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
4808 2007-03-08 Geoffrey Keating <geoffk@apple.com>
4811 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
4813 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
4814 passed, use shared libgcc.
4816 2007-03-08 Roger Sayle <roger@eyesopen.com>
4818 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
4819 instead of calling build2 with a GIMPLE_MODIFY_STMT.
4820 (honor_protect_cleanup_actions, lower_try_finally_switch):
4822 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
4823 ifc_temp_var): Likewise.
4824 * tree-inline.c (setup_one_parameter): Likewise.
4825 * tree-mudflap.c (mf_decl_cache_locals,
4826 mf_build_check_statement_for): Likewise.
4827 * tree-nested.c (init_tmp_var, save_tmp_var,
4828 finalize_nesting_tree_1): Likewise.
4829 * tree-outof-ssa.c (insert_copy_on_edge,
4830 insert_backedge_copies): Likewise.
4831 * tree-profile.c (tree_gen_edge_profiler,
4832 tree_gen_ic_profiler): Likewise.
4833 * tree-scalar-evolution.c (scev_const_prop): Likewise.
4834 * tree-sra.c (sra_build_assignment): Likewise.
4835 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
4836 * tree-ssa-math-opts.c (insert_reciprocals,
4837 execute_cse_sincos_1): Likewise.
4838 * tree-tailcall.c (adjust_accumulator_values,
4839 adjust_return_value): Likewise.
4840 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
4841 * tree-vect-transform.c (vect_create_data_ref_ptr,
4842 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
4843 vect_create_epilog_for_reduction, vectorizable_reduction,
4844 vectorizable_call, vectorizable_conversion,
4845 vectorizable_assignment, vectorizable_operation,
4846 vectorizable_type_demotion, vect_gen_widened_results_half,
4847 vect_permute_store_chain, vectorizable_store,
4848 vect_setup_realignment, vect_permute_load_chain,
4849 vectorizable_load, vectorizable_condition,
4850 vect_create_cond_for_align_checks): Likewise.
4851 * tree-vrp.c (build_assert_expr_for): Likewise.
4853 2007-03-08 Ian Lance Taylor <iant@google.com>
4855 * tree-vrp.c: Include "intl.h".
4856 (usable_range_p): New static function.
4857 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
4858 overflowed values, juts set *strict_overflow_p.
4859 (compare_values): Only return -2 if one of the operands is not a
4861 (compare_ranges): Call usable_range_p.
4862 (compare_range_with_value): Likewise.
4863 (vrp_evaluate_conditional_warnv): Rename from
4864 vrp_evaluate_conditional. Make static. Change all callers.
4865 (vrp_evaluate_conditional): New function.
4866 (simplify_div_or_mod_using_ranges): Issue warning about reliance
4868 (simplify_abs_using_ranges): Likewise.
4869 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
4870 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
4871 within_stmt parameter.
4872 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4873 vrp_evaluate_conditional.
4874 * tree-ssa-threadedge.c
4875 (record_temporary_equivalences_from_stmts_at_dest): Change
4876 simplify parameter to take a second tree parameter.
4877 (simplify_control_stmt_condition): Likewise.
4878 (thread_across_edge): Likewise.
4879 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
4880 (thread_across_edge): Likewise.
4881 * Makefile.in (tree-vrp.o): Depend upon intl.h.
4883 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
4885 * config/i386/i386.h (TARGET_SAHF): New define.
4886 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
4887 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
4888 (x86_sahf): New global variable.
4889 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
4890 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
4891 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
4892 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
4894 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
4895 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
4896 when expanding fcomi/sahf based tests.
4897 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
4898 expanding sahf based alternative. Emit sahf based sequence when
4899 optimizing for code size.
4900 * config/i386/i386.md (x86_sahf_1): Do not disable for
4901 TARGET_64BIT, enable for TARGET_SAHF.
4903 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
4905 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
4906 spurious whitespace from error message.
4908 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
4911 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
4913 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
4915 * c-decl.c (grokdeclarator): Disable warnings for anonymous
4917 * tree-sra.c (instantiate_element): Propagate disabled warnings
4918 from the element itself to the created variable.
4920 2007-03-07 Richard Henderson <rth@redhat.com>
4923 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
4924 silently fix up the stack in the case of a missing register.
4926 2007-03-07 Paul Brook <paul@codesourcery.com>
4928 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
4930 2007-03-07 Joseph Myers <joseph@codesourcery.com>
4932 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
4934 (phase1_vrs): Use them.
4935 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
4936 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
4937 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
4938 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
4939 __gnu_Unwind_Restore_WMMXC if required.
4940 (_Unwind_VRS_Pop): Implement iWMMXt support.
4941 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
4942 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
4943 gnu_Unwind_Save_WMMXC): Define.
4945 2007-03-07 Richard Sandiford <richard@codesourcery.com>
4947 * config/vxworks.h (vxworks_override_options): Declare.
4948 (VXWORKS_OVERRIDE_OPTIONS): Use it.
4949 * config/vxworks.c: Include target.h and toplev.h.
4950 (vxworks_override_options): New function.
4951 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
4953 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
4955 * config/s390/s390.c (override_options): Don't emit an error when
4956 -mstack-size is used without providing -mstack-guard.
4957 (s390_emit_prologue): Choose stack_guard value automatically if not
4958 provided via command line.
4959 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
4961 2007-03-07 Richard Sandiford <richard@codesourcery.com>
4963 * config/i386/i386.c (output_set_got): Add a GOT initialization
4964 sequence for VxWorks PIC.
4965 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
4966 around labels as well as symbols. Use gotoff_operand instead
4967 of local_symbolic_operand.
4968 (legitimize_pic_address): Use gotoff_operand instead of
4969 local_symbolic_operand. Use @GOT accesses for labels as
4971 (ix86_output_addr_diff_elt): Use PC-relative rather than
4972 GP-relative offsets for VxWorks PIC.
4973 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
4974 no_new_pseudos. Check whether the returned register is op0.
4975 * config/i386/i386.md (tablejump): Use PC-relative rather than
4976 GP-relative offsets for VxWorks PIC.
4977 * config/i386/predicates.md (gotoff_operand): New predicate.
4979 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4981 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
4983 * config/vxworks-dummy.h: New file.
4984 * config/i386/i386.h: Include it.
4986 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
4988 * dwarf2out.c (is_inlined_entry_point): New
4989 (add_high_low_attributes): Emit DW_AT_entry_pc along with
4990 DW_AT_ranges if the first subblock is the entry point.
4992 2007-03-06 David Daney <ddaney@avtrex.com>
4994 * doc/install.texi (mips-*-*): Change recommended binutils
4997 2007-03-06 Anatoly Sokolov <aesok@post.ru>
4999 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5000 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5002 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5003 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5005 2007-03-06 Jan Hubicka <jh@suse.cz>
5007 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5008 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5010 (probably_cold_bb_p): Cold functions are cold.
5011 (probably_never_executed_bb_p): Cold functions are cold.
5012 (tree_bb_level_predictions): Predict calls to cold functions as not
5014 (compute_function_frequency): Check hot/cold attributes.
5015 * function.h (function_frequency): Update comments.
5016 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5017 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5018 (c_common_att): Add cold and hot.
5020 * doc/extend.texi (hot,cold attributes): Document.
5022 2007-03-06 Andrew Haley <aph@redhat.com>
5024 * function.c (expand_function_end): Move blockage to just after we
5025 emit the label for the naked return from the function.
5027 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5029 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5032 2007-03-06 Jan Hubicka <jh@suse.cz>
5034 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5035 loaded for constant large models. Non-large 64bit PIC can do.
5036 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5037 * cmodel.h: Add LARGE PIC.
5038 * i386.md (UNSPEC_PLTOFF): New.
5039 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5041 (*call_1_rex64): Disable for large models.
5042 (*call_1_rex64_large): New.
5043 (*call_value_1_rex64): Disable for large models.
5044 (*call_value_1_rex64_large): New.
5045 (set_rip_rex4): New.
5046 (set_got_offset_rex64): New.
5047 * predicates.md (constant_call_address_operand): For large model
5048 constant calls are not possible.
5049 * i386-protos.h (construct_plt_address): Declare.
5050 * i386.c (override_options): Accept large models.
5051 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5052 (legitimate_constant_p): Add new UNSPECs.
5053 (legitimate_pic_operand_p): Likewise.
5054 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5055 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5057 (output_pic_addr_const): Add PLTOFF.
5058 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5059 (ix86_expand_move): Legitimize pic address when in PIC mode.
5060 (construct_plt_address): New function.
5061 (ix86_expand_call): Offload the address to register and use GOT pointer
5063 * invoke.texi (mcmodel=large): Update documentation.
5065 2007-03-06 Richard Henderson <rth@redhat.com>
5067 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5068 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5069 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5070 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5071 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5072 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5073 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5074 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5075 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5076 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5077 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5078 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5079 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5080 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5081 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5082 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5083 x86_schedule, x86_use_bt, x86_pad_returns,
5084 x86_use_xchgb): Merge into ...
5085 (ix86_tune_features): ... here. New array.
5086 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5087 x86_bswap): Merge into ...
5088 (ix86_arch_features): ... here. New array.
5089 (x86_3dnow_a): Remove.
5090 (x86_accumulate_outgoing_args): Make static.
5091 (x86_arch_always_fancy_math_387): Make static.
5092 (ix86_tune_mask, ix86_arch_mask): Move ...
5093 (override_options): ... to local variables here. Apply the
5094 appropriate mask to each element of ix86_arch_features and
5095 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5096 as were done in the old macros.
5097 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5098 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5099 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5100 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5101 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5102 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5103 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5104 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5105 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5106 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5107 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5108 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5109 x86_accumulate_outgoing_args, x86_prologue_using_move,
5110 x86_epilogue_using_move, x86_decompose_lea,
5111 x86_arch_always_fancy_math_387, x86_shift1,
5112 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5113 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5114 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5115 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5116 x86_use_incdec, x86_pad_returns, x86_bswap,
5117 x86_partial_flag_reg_stall): Remove.
5118 (enum ix86_tune_indices): New.
5119 (ix86_tune_features): New.
5120 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5121 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5122 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5123 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5124 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5125 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5126 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5127 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5128 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5129 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5130 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5131 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5132 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5133 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5134 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5135 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5136 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5137 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5138 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5139 TARGET_EXT_80387_CONSTANTS): Use it.
5140 (enum ix86_arch_indices): New.
5141 (ix86_arch_features): New.
5142 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5143 TARGET_BSWAP): Use it.
5144 (ix86_tune_mask, ix86_arch_mask): Remove.
5146 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5149 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5150 Define using $${sysroot_headers_suffix}.
5151 * configure: Regenerate.
5152 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5153 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
5155 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
5156 * gcc.c (print_sysroot_headers_suffix): New.
5157 (option_map): Include --print-sysroot-headers-suffix.
5158 (display_help): Mention -print-sysroot-headers-suffix.
5159 (process_command): Handle -print-sysroot-headers-suffix.
5160 (do_spec_1): Append multilib directory to include-fixed path if
5161 sysroot suffixes in use.
5162 (main): Handle -print-sysroot-headers-suffix.
5163 * Makefile.in (start.encap): Don't depend on xlimits.h
5164 (xlimits.h): Remove.
5165 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
5166 limits.h for each multilib in fixinc_list.
5167 (fixinc_list, s-fixinc_list): New.
5168 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
5169 generate them for each multilib in fixinc_list.
5170 (stmp-fixproto): Use include-fixed. Run fixproto for each
5171 multilib in fixinc_list.
5172 (mostlyclean): Don't remove xlimits.h.
5173 (clean): Remove include-fixed.
5174 (real-install-headers-tar, real-install-headers-cpio,
5175 real-install-headers-cp): Don't copy include, only include-fixed.
5176 (install-mkheaders): Depend on fixinc_list. Don't depend on
5177 xlimits.h. Save limits.h files for each multilib in fixinc_list.
5178 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
5179 SYSTEM_HEADER_DIR setting in mkheaders.conf.
5181 2007-03-06 Jan Hubicka <jh@suse.cz>
5183 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
5186 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5188 * configure.ac: Allow tm_file to contain build-directory files.
5189 * configure: Regenerate.
5190 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
5191 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
5192 * config/m68k/print-sysroot-suffix.sh: New file.
5194 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5196 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
5197 of pic_offset_table_rtx if reload_completed.
5198 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
5199 PIC_OFFSET_TABLE_REGNUM.
5200 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
5202 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
5203 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
5205 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5207 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5208 functions that call eh_return.
5210 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5212 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5213 functions that need a constant pool.
5215 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5218 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
5219 (m68k_preferred_reload_class): Likewise.
5220 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
5221 (SECONDARY_RELOAD_CLASS): Define.
5222 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
5223 (LIMIT_RELOAD_CLASS): Delete.
5224 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
5225 registers from storing bytes.
5226 (m68k_secondary_reload_class): New function.
5227 (m68k_preferred_reload_class): Likewise.
5229 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5231 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
5233 (m68k_expand_prologue): Likewise.
5235 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5237 * config/m68k/m68k-protos.h (output_sibcall): Declare.
5238 (mips_expand_epilogue): Add a bool parameter.
5239 (m68k_legitimize_sibcall_address): Declare.
5240 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
5241 (m68k_expand_epilogue): Add a parameter to select between sibling
5242 and normal epilogues. Only generate a return for the latter.
5243 (m68k_ok_for_sibcall_p): New function.
5244 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
5245 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
5246 (sibcall_value, *sibcall_value): Likewise.
5247 (*call, *call_value): Require !SIBLING_CALL_P.
5248 (epilogue): Update call to m68k_expand_epilogue.
5249 (sibcall_epilogue): New pattern.
5250 * config/m68k/predicates.md (const_call_operand): Say that this
5251 predicate applies to sibling calls too.
5252 (sibcall_operand): New predicate.
5254 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5256 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
5257 alternatives as movsi_cf.
5258 (movsf_cf_hard): Add commentary.
5260 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
5261 Richard Sandiford <richard@codesourcery.com>
5263 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
5264 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
5265 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
5266 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
5267 as being live on exit from an interrupt function.
5268 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
5269 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
5270 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
5271 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
5272 (m68k_interrupt_function_p): Globalize.
5273 (m68k_compute_frame_layout): Remove reverse mask code.
5274 (m68k_emit_movem, m68k_set_frame_related): New functions.
5275 (m68k_output_function_prologue): Delete in favor of...
5276 (m68k_expand_prologue): ...this new function.
5277 (m68k_output_function_epilogue): Delete in favor of...
5278 (m68k_expand_epilogue): ...this new function.
5279 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
5281 (print_operand): Handle %?.
5282 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
5283 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
5284 (prologue, epilogue): New patterns.
5285 (return): Turn into a define_expand.
5286 (*return): New pattern, derived from old "return" pattern. Use rte
5287 rather than rts for interrupt functions. Only use rtd if the pop
5289 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
5290 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
5291 (link, *link, unlink, *unlink, load_got): Likewise.
5293 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5297 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
5298 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
5299 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
5300 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
5301 and m68k_matches_u_p.
5302 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
5303 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
5304 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
5305 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
5306 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
5307 (REG_STRICT_P): New macro.
5308 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
5309 PCREL_GENERAL_OPERAND_OK.
5310 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
5311 m68k_legitimate_base_reg_p.
5312 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
5313 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
5314 (PIC_CASE_VECTOR_ADDRESS): Update comment.
5315 * config/m68k/m68k.c (m68k_address): New structure.
5316 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
5317 (m68k_decompose_index, m68k_legitimate_constant_address_p)
5318 (m68k_jump_table_ref_p, m68k_decompose_address)
5319 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
5320 (m68k_matches_u_p): New functions.
5321 (print_operand_address): Rewrite to use m68k_decompose_index.
5323 2007-03-05 David Taylor <dtaylor@emc.com>
5325 * gcc.c: Correct copyright date in --version output.
5327 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5329 * pa.md: In unamed move patterns, disparge copies between general
5330 and floating point registers using '?' modifier. Don't include 'f'
5331 constraint for register preferences in DImode, SImode, HImode and
5332 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
5333 Remove constraints for copies between general and floating registers
5334 in soft-float DFmode pattern.
5335 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
5339 2007-03-05 Mike Stump <mrs@apple.com>
5341 * c-common.c (targetcm): Add.
5342 * c-opts.c (c_common_handle_option): Handle language specific
5344 * opts.c (handle_option): Verify language for target options, if
5346 * opth-gen.awk: Add CL_LANG_ALL.
5347 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
5348 (TARGETCM_INITIALIZER): Add.
5349 * target.h (struct gcc_targetcm): Add.
5351 * targhooks.c (default_handle_c_option): Add.
5352 * targhooks.h (default_handle_c_option): Add.
5353 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
5355 * config/darwin.opt (iframework): Add.
5356 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
5357 * config/darwin-c.c (handle_c_option): Add.
5358 (TARGET_HANDLE_C_OPTION): Add.
5360 * doc/invoke.texi (Darwin Options): Add -iframework.
5362 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5364 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
5367 2007-03-05 Ian Lance Taylor <iant@google.com>
5369 * c.opt (fgnu89-inline): New option.
5370 * c-opts.c (c_common_post_options): Set default value for
5372 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
5373 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
5375 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
5376 (grokdeclarator, start_function): Likewise.
5377 * c-cppbuiltin.c (c_cpp_builtins): Define either
5378 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
5379 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
5380 (C Dialect Options): Document -fgnu89-inline.
5381 * doc/extend.texi (Function Attributes): Explain what the
5382 gnu_inline attribute does.
5383 * doc/cpp.texi (Common Predefined Macros): Document
5384 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5386 2007-03-05 Ian Lance Taylor <iant@google.com>
5388 PR tree-optimization/31034
5389 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
5390 half-range if the other side is an overflow infinity.
5392 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5394 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
5395 (bfin*-linux-uclibc*): New configuration.
5396 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
5398 * config/bfin/linux.h: New file.
5399 * config/bfin/libgcc-bfin.ver: New file.
5400 * config/bfin/t-bfin-uclinux: New file.
5401 * config/bfin/t-bfin-linux: New file.
5402 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
5403 (TARGET_OS_CPP_BUILTINS): New macro.
5405 2007-03-05 Richard Guenther <rguenther@suse.de>
5407 * fold-const.c (fold_binary): Remove duplicate folding
5408 of comparison of non-null ADDR_EXPR against null.
5410 2007-03-05 Richard Guenther <rguenther@suse.de>
5411 Dorit Nuzman <dorit@il.ibm.com>
5413 PR tree-optimization/26420
5414 * tree-vectorizer.c (vectorize_loops): Bail out early if there
5415 are no loops in the function. Only print the number of
5416 vectorized loops if it is greater than zero or we are supposed
5417 to print information about unvectorized loops.
5419 2007-03-05 Revital Eres <eres@il.ibm.com>
5421 * gcc.dg/var-expand1.c: New test.
5422 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
5423 when an accumulator is expanded.
5425 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5428 * c-common.c (convert_and_check): Don't give warnings for
5429 conversion if 'expr' already overflowed.
5431 2007-03-04 Roger Sayle <roger@eyesopen.com>
5434 * fold-const.c (fold_comparison): Enforce type consistency when
5435 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
5437 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
5439 * tree-ssa-address.c (create_mem_ref): Do not put an expression
5440 containing a cast to the base of TARGET_MEM_REF.
5442 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
5444 * tree.c (tree_contains_struct_check_failed): Remove spurious
5445 whitespace from error message.
5447 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5450 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
5451 instead of precision.
5453 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
5454 Nathan Sidwell <nathan@codesourcery.com>
5456 * emit-rtl.c (find_auto_inc): New.
5457 (try_split): recreate REG_INC notes,
5458 Use regular for loops rather than whiles.
5460 2007-03-03 Andreas Schwab <schwab@suse.de>
5462 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
5463 * configure: Regenerate.
5465 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5467 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
5468 flag_rounding_math, not flag_unsafe_math_optimizations.
5470 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
5472 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
5473 alpha_fold_vector_minmax): Likewise.
5474 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5475 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
5477 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5479 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
5480 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
5481 if the lhs has side-effects.
5482 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
5484 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5486 * config/i386/i386.h (TUNEMASK): Remove define.
5487 (ARCHMASK): Remove define.
5488 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
5489 Use ix86_arch_mask variable instead of ARCHMASK.
5490 * config/i386/i386.c (override_options): Ditto.
5491 (standard_80387_constant_p): Ditto.
5493 2007-03-02 Ian Lance Taylor <iant@google.com>
5495 Used signed infinities in VRP.
5496 * tree-vrp.c (uses_overflow_infinity): New static function.
5497 (supports_overflow_infinity): New static function.
5498 (make_overflow_infinity): New static function.
5499 (negative_overflow_infinity): New static function.
5500 (positive_overflow_infinity): New static function.
5501 (is_negative_overflow_infinity): New static function.
5502 (is_positive_overflow_infinity): New static function.
5503 (is_overflow_infinity): New static function.
5504 (overflow_infinity_range_p): New static function.
5505 (compare_values_warnv): New function split out of compare_values.
5506 (compare_value): Call it.
5507 (set_value_range_to_nonnegative): Add overflow_infinity
5508 parameter. Change caller.
5509 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
5511 (vrp_expr_computes_nonzero): Likewise.
5512 (compare_ranges, compare_range_with_value): Likewise.
5513 (compare_name_with_value, compare_names): Likewise.
5514 (vrp_evaluate_conditional): Likewise.
5515 (set_value_range): Handle infinity
5516 (vrp_operand_equal_p, operand_less_p): Likewise.
5517 (extract_range_from_assert): Likewise.
5518 (vrp_int_const_binop): Likewise.
5519 (extract_range_from_binary_expr): Likewise.
5520 (extract_range_from_unary_expr): Likewise.
5521 (extract_range_from_comparison): Likewise.
5522 (extract_range_from_expr): Likewise.
5523 (dump_value_range): Likewise.
5524 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
5525 (test_for_singularity): Likewise.
5526 (vrp_int_const_binop): Remove inline qualifier.
5527 (adjust_range_with_scev): Add comment.
5528 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5530 2007-03-02 Diego Novillo <dnovillo@redhat.com>
5532 * tree-ssa-structalias.c (could_have_pointers): Tidy.
5533 (get_constraint_for): Likewise.
5534 (do_structure_copy): Likewise.
5535 (find_func_aliases): Fix references to MODIFY_EXPR.
5536 (intra_create_variable_infos): Tidy.
5537 * tree-ssa-operands.c (add_virtual_operand): Add argument
5539 When adding members of alias sets, if IS_CALL_SITE is true and
5540 the symbol is not call-clobbered, skip it.
5543 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5545 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
5546 entry by means of emit_insn_at_entry.
5548 2007-03-02 Richard Henderson <rth@redhat.com>
5550 * expr.h (promoted_input_arg): Remove decl.
5551 * function.c (promoted_input_arg): Merge into ...
5552 * combine.c (setup_incoming_promotions): ... only caller.
5553 Rearrange to avoid double loop.
5555 2007-03-02 Ben Elliston <bje@au.ibm.com>
5556 Peter Bergner <bergner@vnet.ibm.com>
5557 Janis Johnson <janis187@us.ibm.com>
5559 * config/rs6000/dfp.md: New file.
5560 * config/rs6000/rs6000.md: Include dfp.md.
5561 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
5562 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
5563 and TDmode decimal float modes in FP registers.
5564 (num_insns_constant): Likewise.
5565 (rs6000_legitimate_offset_address_p): Likewise.
5566 (rs6000_legitimize_address): Likewise.
5567 (rs6000_legitimize_reload_address): Likewise.
5568 (rs6000_legitimate_address): Likewise.
5569 (rs6000_emit_move): Likewise.
5570 (function_arg_boundary): Likewise.
5571 (function_arg_advance): Likewise.
5572 (rs6000_darwin64_record_arg_recurse): Likewise.
5573 (function_arg): Likewise.
5574 (rs6000_gimplify_va_arg): Likewise.
5575 (rs6000_split_multireg_move): Likewise.
5576 (rs6000_output_function_epilogue): Likewise.
5577 (rs6000_output_function_epilogue): Likewise.
5578 (rs6000_register_move_cost): Likewise.
5579 (rs6000_function_value): Likewise.
5580 (rs6000_libcall_value): Likewise.
5582 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5584 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
5586 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5588 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
5589 Use $MULTIDIR to choose between the kernel and RTP headers,
5590 and use $WIND_BASE and $WIND_USR to locate them.
5592 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5594 * config/i386/i386.c (override_options): Put initialization of
5595 ix86_tune_mask and ix86_arch_mask to the correct place.
5597 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5598 Michael Meissner <michael.meissner@amd.com>
5601 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
5603 (TARGET_CMOVE): Use ARCHMASK.
5604 (TARGET_CMPXCHG): Ditto.
5605 (TARGET_CMPXCHG8B): Ditto.
5606 (TARGET_XADD): Ditto.
5607 (TARGET_BSWAP): Ditto.
5608 * config/i386/i386.c (ix86_tune_mask): New global variable.
5609 (ix86_arch_mask): Ditto.
5610 (override_options): Initialize ix86_tune_mask and
5611 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
5614 2007-03-02 Ben Elliston <bje@au.ibm.com>
5617 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
5619 2007-03-02 Joseph Myers <joseph@codesourcery.com>
5621 * target.h (init_dwarf_reg_sizes_extra): New target hook.
5622 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
5623 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
5624 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
5626 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
5627 rs6000_init_dwarf_reg_sizes_extra): New.
5628 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
5629 SPE register high parts.
5631 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
5633 * Makefile.in: Add install-pdf target as
5634 copied from automake v1.10 rules.
5635 * configure.ac: Add install-pdf to target list.
5636 * configure: Regenerate.
5638 2007-03-01 Paul Brook <paul@codesourcery.com>
5640 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
5641 modes to LDRD for DImode.
5642 (output_move_double): Fixup out of range ldrd/strd.
5643 (vfp_secondary_reload_class): Rename...
5644 (coproc_secondary_reload_class): ... to this. Add wb argument.
5645 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
5646 coproc_secondary_reload_class for CLASS_IWMMXT.
5647 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
5648 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
5650 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5652 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
5653 factor by the estimated number of iterations.
5654 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
5657 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
5658 decode_caches_intel, detect_caches_intel): New functions.
5659 (host_detect_local_cpu): Use detect_caches_amd and
5660 detect_caches_intel.
5662 2007-03-01 Richard Henderson <rth@redhat.com>
5664 * expr.c (emit_move_complex_push): Export.
5665 (emit_move_complex_parts): Split out from ...
5666 (emit_move_complex): ... here.
5667 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
5668 * config/i386/i386.md (movcdi): New.
5670 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
5672 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
5673 size of mode1 to check for tieable modes in MMX case.
5675 2007-03-01 Richard Sandiford <richard@codesourcery.com>
5677 * Makefile.in (rtlanal.o): Depend on tree.h.
5678 * rtl.h (offset_within_section_p, split_const): Declare.
5679 * rtlanal.c: Include tree.h.
5680 (offset_within_block_p): New function, taken from
5681 mips_offset_within_object_p.
5682 (split_const): New function, taken from mips_split_const.
5683 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
5685 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5686 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
5687 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
5688 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5689 (m68k_illegitimate_symbolic_constant_p): New function.
5690 * config/m68k/m68k.md (movsi): Remove misleading predicates.
5691 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
5692 symbolic constant that might be outside the symbol's section,
5693 move the symbol first and then add the offset.
5694 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
5696 * config/mips/mips.c (mips_split_const): Delete.
5697 (mips_offset_within_object_p): Delete.
5698 (mips_symbolic_constant_p): Use offset_within_section_p and
5699 split_const instead of mips_offset_within_object_p and
5701 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
5702 (mips_legitimize_const_move, print_operand_reloc)
5703 (mips_dangerous_for_la25_p): Use split_const instead of
5706 2007-02-28 Eric Christopher <echristo@apple.com>
5708 * Makefile.in (install-include-dir): Don't rm -rf include.
5710 2007-02-28 Richard Guenther <rguenther@suse.de>
5713 * fold-const.c (fold_binary): Do not associate expressions
5714 with more than one variable for integer types that do not wrap.
5716 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
5718 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
5719 Delete, and replace with...
5720 (fold_builtin_call_array): This. Update callers to use it.
5721 * fold-const.c (fold_build_call_list): Delete, and replace with...
5722 (fold_build_call_array): This.
5723 (fold_build_call_list_initializer): Delete, and replace with...
5724 (fold_build_call_array_initializer): This.
5725 * tree.h: Update declarations to reflect above changes.
5727 * c-typeck.c (build_function_call): Store converted arguments
5728 in a stack-allocated array instead of building a list.
5729 (convert_arguments): Store arguments in the array passed in as an
5730 argument, and return the actual number of arguments.
5731 * c-format.c: (check_function_format): Pass arguments in an
5732 array instead of a list.
5733 * c-common.c (check_function_nonnull): Likewise.
5734 (check_function_sentinel): Likewise.
5735 (check_function_arguments): Likewise.
5736 * c-common.h: Update declarations to reflect above changes.
5738 2007-02-28 Jan Hubicka <jh@suse.cz>
5740 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
5741 PRED_NEGATIVE_RETURN): Update outcomes.
5743 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
5745 * calls.c (emit_library_call_value_1): Handle partial registers
5746 correctly when building up CALL_INSN_FUNCTION_USAGE.
5748 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5750 * pa/predicates.md (move_src_operand): Allow zero for mode.
5751 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
5754 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
5757 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
5758 *movv2df_internal): Enable pattern only for valid operand
5760 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
5761 tie only 128bit modes. For MMX registers, tie only 64bit modes.
5763 2007-02-27 Mike Stump <mrs@apple.com>
5765 * config/darwin-crt3.c: Avoid compilation when compiling for a
5768 2007-02-27 Joseph Myers <joseph@codesourcery.com>
5770 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
5772 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
5773 for fixed headers and limits.h.
5774 (install-include-dir, install-headers-tar, install-headers-cpio,
5775 install-headers-cp, real-install-headers-tar,
5776 real-install-headers-cpio, real-install-headers-cp): Handle
5777 include-fixed as well as include.
5778 (install-mkheaders): Don't install files that go only in include
5780 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
5781 from GCC_INCLUDE_DIR.
5782 * gcc.c (process_command): Remove special -BstageN/ handling.
5783 (do_spec_1): Add include-fixed directories.
5785 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5787 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
5789 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
5791 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
5794 2007-02-27 Mark Mitchell <mark@codesourcery.com>
5796 * c-common.c (get_priority): Add check for
5797 SUPPORTS_INIT_PRIORITY.
5799 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5801 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
5803 * config/bfin/bfin.c: Include "cfglayout.h".
5804 (MAX_LSETUP_DISTANCE): New macro.
5805 (struct loop_info): New members incoming, incoming_src and
5806 incoming_dest. Delete member predecessor.
5807 (length_for_loop): New function.
5808 (bfin_optimize_loop): Handle more different loop structures.
5809 (bfin_discover_loop): Rework detection of predecessor blocks by
5810 examining incoming edges.
5811 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
5813 (bfin_reorder_loops): New function.
5814 (bfin_reorg_loops): Use these three new functions.
5816 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
5817 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
5818 (CONSTRAINT_LEN): Add entry for 'q'.
5819 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
5820 Add 'q' constraints.
5821 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
5822 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
5824 * config/bfin/bfin.md (add_with_carry): New pattern.
5825 (s_or_u, su_optab, su_modifier): New code macros/attrs.
5826 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
5827 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
5828 support unsigned multiplies too. Removed incorrect commutativity from
5829 operand 1 constraint where appropriate.
5830 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
5832 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
5833 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
5835 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
5836 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
5837 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
5838 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
5839 usmulhisi_hh_huh): New patterns.
5841 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
5842 lshifthi3): Fix output template to use half reg for operand 2.
5844 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
5847 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
5849 2007-02-27 Andreas Schwab <schwab@suse.de>
5851 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
5853 2007-02-27 Jan Hubicka <jh@suse.cz>
5855 * predict.c (last_basic_block_p): Remove.
5856 (tree_estimate_probability): Update return heuristic for commonized
5859 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5861 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
5863 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
5865 * doc/include/gcc-common.texi (versionsubtitle): New macro.
5866 * doc/cpp.texi: Standardize title page.
5867 * doc/cppinternals.texi: Likewise.
5868 * doc/gcc.texi: Standardize title page, remove version number
5869 from copyright page.
5870 * doc/gccint.texi: Likewise.
5871 * doc/install.texi: Standardize title page, add table of
5874 2007-02-26 Jan Hubicka <jh@suse.cz>
5876 * predict.def: Set outcomes according to more recent results.
5877 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
5878 Remove dead predictors.
5879 * predict.c (return_prediction): Fix pasto.
5881 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5883 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
5884 change; avoid a memory leak when returning early.
5886 2007-02-26 Mark Mitchell <mark@codesourcery.com>
5888 * c-decl.c (static_ctors): Move to c-common.c.
5889 (static_dtors): Likewise.
5890 (finish_function): Use c_record_cdtor_fn.
5891 (build_cdtor): Move to c-common.c.
5892 (c_write_global_declarations): Use c_build_cdtor_fns.
5893 * c-common.h (static_ctors): Declare.
5894 (static_dtors): Likewise.
5895 (c_record_cdtor_fn): Likewise.
5896 (c_build_cdtor_fns): Likewise.
5897 * c-common.c (static_ctors): New variable.
5898 (static_dtors): Likewise.
5899 (c_record_cdtor_fn): New function.
5900 (build_cdtor): Move from c-decl.c
5901 (c_build_cdtor_fns): New function.
5903 * output.h (assemble_addr_to_section): Declare.
5904 (get_cdtor_priority_section): Likewise.
5905 * varasm.c (assemble_addr_to_section): New function.
5906 (get_cdtor_priority_section): Likewise.
5907 (default_named_section_asm_out_destructor): Use them.
5908 (destor_dtor_section_asm_out_destructor): Likewise.
5909 (default_named_section_asm_out_constructor): Likewise.
5910 (default_ctor_section_asm_out_constructor): Likewise.
5911 * config.gcc (*-*-vxworks*): Include vxworks.o.
5912 * config/t-vxworks (vxworks.o): New target.
5913 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
5914 (TARGET_ASM_CONSTRUCTOR): Define.
5915 (TARGET_ASM_DESTRUCTOR): Likewise.
5916 (vxworks_asm_out_constructor): Declare.
5917 (vxworks_asm_out_destructor): Likewise.
5919 * c-common.c (get_priority): Check that we have not just an
5920 INTEGER_CST, but an integer constant with integeral type.
5922 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
5924 PR tree-optimization/30938
5925 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
5926 use &dt[nargs-1] instead of &dt[nargs] in the call to
5927 vect_is_simple_use().
5929 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
5931 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
5932 from register elimination as PRE_MODIFY / POST_MODIFY increments.
5933 Do not attempt to handle MEM inside auto-inc expressions.
5934 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
5935 of a register modified by an auto-inc expression. However, do handle
5936 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
5937 (elimination_effects): Prohibit elimination of a register modified
5938 by an auto-inc expression. Disable register elimination rules whose
5939 target register is modified by an auto-inc expression with variable
5942 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5944 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
5946 (array_at_struct_end_p): New function.
5947 (idx_infer_loop_bounds): Use it.
5948 (estimate_numbers_of_iterations_loop): Export.
5949 * predict.c (predict_loops): Use estimated_loop_iterations_int.
5950 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
5951 (tree_estimate_probability): Call record_loop_exits.
5952 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
5953 (estimated_loop_iterations, estimated_loop_iterations_int,
5954 estimated_loop_iterations_tree): New functions.
5955 (analyze_siv_subscript_cst_affine,
5956 compute_overlap_steps_for_affine_1_2,
5957 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
5958 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
5959 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
5960 (PRED_LOOP_ITERATIONS_GUESSED): New.
5961 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
5962 * cfgloop.h (estimate_numbers_of_iterations_loop,
5963 estimated_loop_iterations_int): Declare.
5965 2007-02-25 Mark Mitchell <mark@codesourcery.com>
5967 * doc/extend.texi: Document optional priority argument to
5968 constructors and destructors.
5969 * tree.c (init_priority_for_decl): Adjust GTY markers.
5970 (init_ttree): Use priority-info hash functions for
5971 init_priority_for_decl.
5972 (tree_map_eq): Rename to ...
5973 (tree_map_base_eq): ... this.
5974 (tree_map_marked_p): Rename to ...
5975 (tree_map_base_marked_p): ... this.
5976 (tree_map_base_hash): New function.
5977 (decl_init_priority_lookup): Rework.
5978 (decl_fini_priority_lookup): New function.
5979 (decl_priority_info): New function.
5980 (decl_init_priority_insert): Use it.
5981 (decl_fini_priority_insert): Likewise.
5982 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
5984 (decl_restrict_base_insert): Likewise.
5985 (decl_debug_expr_insert): Likewise.
5986 (decl_value_expr_lookup): Likewise.
5987 (decl_value_expr_insert): Likewise.
5988 * tree.h (priority_type): New type.
5989 (decl_init_priority_lookup): Use priority_type.
5990 (decl_fini_priority_lookup): New function.
5991 (decl_init_priority_insert): Use priority_type.
5992 (decl_fini_priority_insert): New function.
5993 (DECL_HAS_INIT_PRIORITY): Tweak comments.
5994 (DECL_INIT_PRIORITY): Likewise.
5995 (SET_DECL_INIT_PRIORITY): Add comment.
5996 (DECL_FINI_PRIORITY): New macro.
5997 (SET_DECL_FINI_PRIORITY): Likewise.
5998 (DEFAULT_INIT_PRIORITY): Document.
5999 (MAX_INIT_PRIORITY): Likewise.
6000 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6001 (tree_map_base): New type.
6002 (tree_map_base_eq): New function.
6003 (tree_map_base_hash): Likewise.
6004 (tree_map_base_marked_p): Likewise.
6005 (tree_map): Inherit from tree_map_base.
6006 (tree_map_eq): Make it a macro.
6007 (tree_map_marked_p): Likewise.
6008 (tree_int_map): Inherit from tree_map_base.
6009 (tree_int_map_eq): Make it a macro.
6010 (tree_int_map_hash): Likewise.
6011 (tree_int_map_marked_p): Likewise.
6012 (tree_priority_map): New type.
6013 (tree_priority_map_eq): New macro.
6014 (tree_priority_map_hash): Likewise.
6015 (tree_priority_map_marked_p): Likewise.
6016 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6018 (emutls_common_1): Likewise.
6019 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6020 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6021 of tree_map hierarchy.
6022 * tree-cfg.c (move_stmt_r): Likewise.
6023 (new_label_mapper): Likewise.
6024 * c-tree.h (c_expand_body): Move to ...
6025 * c-common.h (c_expand_body): ... here.
6026 * c-decl.c (c_expand_body): Move to ...
6027 * c-common.c (c_expand_body): ... here.
6028 (c_common_attribute_table): Allow 1 argument for the constructor
6029 and destructor attributes.
6030 (get_priority): New function.
6031 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6032 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6034 2007-02-24 Jan Hubicka <jh@suse.cz>
6037 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6039 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6040 Jan Hubicka <jh@suse.cz>
6043 * i386.c (counter_mode): New function.
6044 (expand_set_or_movmem_via_loop): Use it.
6045 (expand_movmem_epilogue): Likewise; fix pasto.
6046 (ix86_expand_movmem): Do emit guard even for constant counts.
6047 (ix86_expand_setmem): Likewise.
6049 2007-02-25 Nick Clifton <nickc@redhat.com>
6051 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6052 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6054 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6057 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6058 count argument with 0x10, not with 0x16.
6059 (expand_setmem_epilogue): Ditto.
6061 2007-02-24 Mike Stump <mrs@apple.com>
6063 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6066 2007-02-24 Richard Guenther <rguenther@suse.de>
6069 * fold-const.c (fold_binary): Fold x +- CST op x for
6070 EQ_EXPR and NE_EXPR.
6072 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6074 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6076 2007-02-24 Jan Hubicka <jh@suse.cz>
6078 * cgraphunit.c (decide_is_function_needed): Honor
6079 -fkeep-inline-functions.
6081 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6083 * builtins.c (fold_builtin_modf): New.
6084 (fold_builtin_2): Use it.
6086 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6088 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6089 (determine_max_iter): Take additional LOOP arg; all callers changed.
6090 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6091 one using simplifications.
6092 (simplify_using_initial_values): Return if the expression becomes
6093 invalid due to altered regs.
6095 2007-02-23 DJ Delorie <dj@redhat.com>
6097 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6099 2007-02-23 Mike Stump <mrs@apple.com>
6101 * tlink.c (scan_linker_output): Parse linker messages from
6102 darwin9's linker better.
6104 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6107 * varpool.c (varpool_assemble_pending_decls): Set
6108 varpool_last_needed_node to null.
6110 2007-02-23 DJ Delorie <dj@redhat.com>
6112 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6113 alignment bigger than the object file can handle.
6115 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6118 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6119 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6120 (*movsf_1): Penalize MMX moves.
6122 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6124 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6125 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6127 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6129 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6131 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6132 (fold_builtin_1): Use them.
6133 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6134 BUILT_IN_SIGNIFICAND.
6136 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6138 * config/i386/i386.c (bdesc_1arg): Initialize
6139 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6140 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6141 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6142 and IX86_BUILTIN_MOVSLDUP.
6144 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6146 PR rtl-optimization/30841
6147 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6149 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6151 * builtins.c (fold_builtin_frexp): New.
6152 (fold_builtin_2): Use it.
6154 2007-02-22 Mark Mitchell <mark@codesourcery.com>
6156 * doc/invoke.texi (Spec Files): Document getenv spec function.
6158 * gcc.c (getenv_spec_function): New function.
6159 (static_spec_functions): Add it.
6160 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6161 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
6164 2007-02-22 Michael Matz <matz@suse.de
6167 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
6168 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
6170 2007-02-22 Ian Lance Taylor <iant@google.com>
6173 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
6174 (mem_loc_descriptor): Call it.
6176 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
6177 Ira Rosen <irar@il.ibm.com>
6179 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
6181 2007-02-22 Ira Rosen <irar@il.ibm.com>
6183 PR tree-optimization/30843
6184 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
6185 stores only after all the group is vectorized.
6187 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
6189 PR tree-optimization/30858
6190 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
6191 in the reduction cycle have a single use in the loop.
6192 * tree-vectorizer.h (relevant): Add documentation.
6194 2007-02-20 Mike Stump <mrs@apple.com>
6196 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
6197 * configure: Regenerate.
6199 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6201 Change the defaults of some parameters and options.
6202 * config/spu/spu-protos.h (spu_optimization_options): Declare.
6203 * config/spu/spu.c (spu_optimization_options): Add.
6204 (spu_override_options): Change params in spu_optimization_options.
6205 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
6207 Register 127 is only 16 byte aligned when used as a frame pointer.
6208 * config/spu/spu-protos.h (spu_init_expanders): Declare.
6209 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
6210 HARD_FRAME_POINTER_REGNUM.
6211 (spu_legitimate_address): Use regno_aligned_for_reload.
6212 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
6213 aligned when frame_pointer_needed is true.
6214 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
6216 * config/spu/spu.h (INIT_EXPANDERS): Define.
6218 Make sure shift and rotate instructions have valid immediate operands.
6219 * config/spu/predicates.md (spu_shift_operand): Remove.
6220 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
6221 * config/spu/constraints.md (W, O): Extend range.
6222 * config/spu/spu.md (umask, nmask): Define.
6223 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
6224 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
6225 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
6226 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
6227 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
6228 (lshr<mode>3_reg): Fix rtl description.
6230 Make sure mulhisi immediate operands are valid.
6231 * config/spu/predicates.md (imm_K_operand): Add.
6232 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
6234 Generate constants using fsmbi and andi.
6235 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
6236 (print_operand, spu_split_immediate, classify_immediate,
6237 fsmbi_const_p): Handle IC_FSMBI2.
6239 Correctly handle a CONST_VECTOR containing symbols.
6240 * config/spu/spu.c (print_operand): Handle HIGH correctly.
6241 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
6242 (immediate_load_p): Allow symbols that use 2 instructions to create.
6243 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
6244 with symbols when flag_pic is set.
6245 (const_vector_immediate_p): New.
6246 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
6247 accept a CONST_VECTOR with symbols.
6248 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
6249 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
6251 * config/spu/spu.md (high, low): Delete.
6252 (low_<mode>): Define.
6254 Remove INTRmode and INTR_REGNUM, which didn't work.
6255 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
6257 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
6258 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
6259 peephole2 pattern): Don't use INTR or 131.
6260 (movintrcc): Delete.
6261 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
6262 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
6263 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
6264 (UNSPEC_SET_INTR): Add.
6265 * config/spu/spu-modes.def (INTR): Remove.
6267 More accurate warnings about run-time relocations.
6268 * config/spu/spu.c (reloc_diagnostic): Test in_section.
6270 Correctly warn about immediate arguments to specific intrinsics.
6271 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
6272 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
6273 the instruction predicate.
6275 Fix tree check errors with latest update.
6276 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
6278 (spu_expand_builtin): Use CALL_EXPR_FN.
6280 Add missing specific intrinsics.
6281 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
6283 * config/spu/spu_internals.h: Ditto.
6285 Fix incorrect operand modifiers.
6286 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
6287 * config/spu/spu.md (xor<mode>3): Change %S to %J.
6289 Optimize one case of zero_extend of a vec_select.
6290 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
6292 Accept any immediate for hbr.
6293 * config/spu/spu.md (hbr): Change s constraints to i.
6295 2007-02-21 Paul Brook <paul@codesourcery.com>
6297 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
6298 condexec_count when skipping USE and CLOBBER.
6300 2007-02-21 Nick Clifton <nickc@redhat.com>
6302 * common.opt (Warray-bounds): Add Warning attribute.
6303 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
6305 (fsized-zeroes): Add Optimization attribute.
6306 (fsplit-wide-types, ftree-scev-cprop): Likewise.
6307 * c.opt (Wc++0x-compat): Add Warning attribute.
6309 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6312 * reload1.c (eliminate_regs_in_insn): In the single_set special
6313 case, attempt to re-recognize the insn before falling back to
6314 having reload fix it up.
6316 2007-02-20 Eric Christopher <echristo@gmail.com>
6318 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
6319 Rewrite accordingly.
6320 (frv_read_iacc_argument): Ditto.
6321 (frv_expand_set_builtin): Take a call instead of arglist, update for
6323 (frv_expand_unop_builtin): Ditto.
6324 (frv_expand_binop_builtin): Ditto.
6325 (frv_expand_cut_builtin): Ditto.
6326 (frv_expand_binopimm_builtin): Ditto.
6327 (frv_expand_voidbinop_builtin): Ditto.
6328 (frv_expand_int_void2arg): Ditto.
6329 (frv_expand_prefetches): Ditto.
6330 (frv_expand_voidtriop_builtin): Ditto.
6331 (frv_expand_voidaccop_builtin): Ditto.
6332 (frv_expand_load_builtin): Ditto.
6333 (frv_expand_store_builtin): Ditto.
6334 (frv_expand_mdpackh_builtin): Ditto.
6335 (frv_expand_mclracc_builtin): Ditto.
6336 (frv_expand_mrdacc_builtin): Ditto.
6337 (frv_expand_mwtacc_builtin): Ditto.
6338 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
6341 2007-02-20 Janis Johnson <janis187@us.ibm.com>
6343 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
6344 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
6346 (HAVE_GAS_DFP): Check for assembler support of decimal floating
6348 * configure: Regenerate.
6349 * config.in: Regenerate.
6350 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
6351 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
6352 masks to power6 and power6x and to POWERPC_MASKS.
6353 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6355 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
6356 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
6357 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6358 Access PROTOTYPE as variable, not mask.
6360 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6362 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
6363 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
6364 * combine.c (adjust_for_new_dest): Use it.
6365 * postreload.c (reload_combine): Likewise.
6367 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6369 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
6370 notes on an insn with multiple sets, even if single_set returns
6371 non-NULL for that insn.
6373 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6375 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
6378 2007-02-20 Geoffrey Keating <geoffk@apple.com>
6380 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
6381 if user didn't pass it.
6382 * config/i386/darwin.h (CC1_SPEC): Likewise.
6383 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
6384 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
6385 -mmacosx-version-min.
6387 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6388 Uros Bizjak <ubizjak@gmail.com>
6390 * optabs.h (enum optab_index): Add new OTI_scalb.
6391 (scalb_optab): Define corresponding macro.
6392 * optabs.c (init_optabs): Initialize scalb_optab.
6393 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
6395 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
6396 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
6397 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
6398 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
6399 flag_unsafe_math_optimizations is set.
6401 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
6402 to implement scalbf, scalb and scalbl built-ins as inline x87
6405 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6406 DJ Delorie <dj@redhat.com>
6409 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
6410 (diagnostic_report_diagnostic): ... here, and turn them into real
6411 errors. If warnings are inhibited, no need to do anything.
6413 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
6415 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
6416 better code generation.
6418 2007-02-20 Ben Elliston <bje@au.ibm.com>
6420 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
6422 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
6424 * config/alpha/alpha.c, config/alpha/alpha.md,
6425 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
6426 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
6427 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
6428 config/arm/lib1funcs.asm: Follow spelling conventions.
6430 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
6431 config/fr30/fr30.md, config/i386/i386.h,
6432 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6433 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
6434 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
6435 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
6436 config/rs6000/altivec.md, config/rs6000/rs6000.c,
6437 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
6438 config/sparc/sparc.c, config/sparc/sparc.h,
6439 config/sparc/sparc.md, config/spu/constraints.md,
6440 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
6443 2007-02-20 Alan Modra <amodra@bigpond.net.au>
6446 * varasm.c (use_blocks_for_decl_p): Return false for decls with
6449 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6451 * doc/invoke.texi (-ftree-lrs): Remove.
6453 2007-02-19 Diego Novillo <dnovillo@redhat.com>
6455 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
6458 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
6460 * config/ia64/ia64.c (ia64_expand_builtin): Use the
6461 new CALL_EXPR_FN macro for retrieving the function
6462 declaration of the input expression.
6464 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6466 * c.opt (Waddress): New.
6467 * common.opt (Walways-true): Delete.
6468 (Wstring-literal-comparison): Delete.
6469 * doc/invoke.texi (Warning Options): Delete -Walways-true and
6470 -Wstring-literal-comparison. Add -Waddress.
6472 (Walways-true): Delete.
6473 (Wstring-literal-comparison): Delete.
6474 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
6475 consistently instead of -Walways-true in example.
6476 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
6477 * c-typeck.c (parser_build_binary_op): Replace
6478 -Wstring-literal-comparison and -Walways-true with -Waddress.
6479 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
6482 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6484 * tree-cfg.c (dump_function_to_file): Be prepared for functions
6485 without DECL_STRUCT_FUNCTION initialized.
6487 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6489 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
6490 due to calls to functions taking pointers as parameters.
6492 2007-02-19 Richard Henderson <rth@redhat.com>
6495 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
6498 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
6500 * config/s390/s390.c (s390_call_saved_register_used,
6501 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
6502 accessed to the new scheme.
6504 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6506 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
6507 (cris_print_index, cris_print_operand, cris_print_operand_address)
6508 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6509 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
6510 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
6512 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
6513 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
6514 GO_IF_LEGITIMATE_ADDRESS): Ditto.
6515 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
6516 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
6517 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
6518 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
6519 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
6520 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
6521 (uminsi3, call, call_value): Ditto.
6522 (define_split: indir_to_reg_split, unnamed): Ditto.
6524 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
6526 PR tree-optimization/30975
6527 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
6530 2007-02-18 Eric Christopher <echristo@gmail.com>
6532 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
6533 Remove use of arglist.
6534 (mips_expand_builtin): Remove use of arglist, pass in expr.
6535 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
6536 (mips_expand_builtin_movtf): Ditto.
6537 (mips_expand_builtin_compare): Ditto.
6539 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6541 * tree-sra.c (sra_build_assignment): Replace assertion
6542 checking with a comment explaining why it can't be done.
6544 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6547 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
6548 during CALL_EXPR representation conversion.
6549 * tree-ssa-propagate.c (set_rhs): Likewise.
6551 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6553 * tree-sra.c (sra_build_assignment): Disable assertion checking
6556 2007-02-18 Roger Sayle <roger@eyesopen.com>
6558 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
6559 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6560 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
6562 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
6563 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
6564 gimplify_init_ctor_eval_range, gimple_push_cleanup,
6565 gimplify_omp_for, gimplify_omp_atomic_pipeline,
6566 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
6567 force_gimple_operand): Likewise.
6568 * ipa-cp.c (constant_val_insert): Likewise.
6569 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
6570 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
6571 perfect_nestify): Likewise.
6572 * langhooks.c (lhd_omp_assignment): Likewise.
6573 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
6574 lower_copyprivate_clauses, lower_send_clauses,
6575 lower_send_shared_vars, expand_parallel_call,
6576 expand_omp_for_generic, expand_omp_for_static_nochunk,
6577 expand_omp_for_static_chunk, expand_omp_sections,
6578 lower_omp_single_copy, lower_omp_for_lastprivate,
6579 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
6580 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6581 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
6584 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6586 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
6587 config/sh/sh.md: Follow spelling conventions.
6589 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
6590 config/frv/predicates.md: Follow spelling conventions.
6592 * config/m68k/linux-unwind.h: Fix a comment typo.
6593 * target.h: Follow spelling conventions.
6595 2007-02-18 Roger Sayle <roger@eyesopen.com>
6597 PR rtl-optimization/28173
6598 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
6599 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
6600 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
6601 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
6602 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
6604 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6606 * builtins.c (fold_builtin_load_exponent): New.
6607 (fold_builtin_2): Use it.
6609 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
6611 PR rtl-optimization/30773
6612 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
6613 if we fail to attach a REG_EQUIV note.
6615 2007-02-18 David Edelsohn <edelsohn@gnu.org>
6616 Roger Sayle <roger@eyesopen.com>
6618 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
6620 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6622 * calls.c (initialize_argument_information): Pass original EXP
6623 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
6624 code to split complex arguments here, as part of initializing the
6626 (expand_call): Remove code that builds a list of arguments and
6627 inserts implicit arguments into it. Instead, just count how many
6628 implicit arguments there will be so we can determine the size of
6629 the ARGS array, and let initialize_argument_information do the work.
6630 (split_complex_values): Delete unused function.
6632 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6634 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
6636 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6638 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
6639 for arg pointer based indexed addressing.
6641 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6643 * config/ia64/ia64.h, config/ia64/ia64.md,
6644 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
6645 spelling conventions.
6647 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6649 * config/m68k/m68k.c (split_di): New.
6650 * config/m68k/m68k-protos.h: Declare split_di.
6651 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
6652 Improve predicate handling and split constant shifts.
6654 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6656 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
6657 parameter for register bitfield operations, general predicates
6660 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6662 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
6663 * config/m68k/linux-unwind.h: New file.
6665 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6667 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
6668 config/i386/athlon.md, config/ia64/ia64.md,
6669 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
6670 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
6671 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
6672 tree-ssa-loop-niter.c, tree-vect-analyze.c,
6673 tree-vect-transform.c: Fix comment typos.
6675 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
6677 * sched-deps.c (find_insn_list): Remove.
6678 * sched-int.h: Remove the prototype for find_insn_list.
6680 2007-02-16 Geoffrey Keating <geoffk@apple.com>
6682 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
6684 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
6685 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
6686 darwin_rs6000_override_options.
6687 (C_COMMON_OVERRIDE_OPTIONS): Expect
6688 darwin_macosx_version_min to be non-NULL always.
6689 (TARGET_C99_FUNCTIONS): Likewise.
6690 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
6691 (DARWIN_MINVERSION_SPEC): New.
6692 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
6693 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
6695 (DARWIN_MINVERSION_SPEC): New.
6696 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
6698 * config/darwin-c.c (darwin_cpp_builtins): Expect
6699 darwin_macosx_version_min to be non-NULL always.
6701 * config/rs6000/rs6000.c: Clean up trailing whitespace.
6703 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
6705 * config/i386/i386.h (x86_use_xchgb): New.
6706 (TARGET_USE_XCHGB): New macro.
6707 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
6708 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
6709 Split after reload into bswaphi for shifts of 8.
6710 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
6711 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
6712 or when optimizing for size.
6714 2007-02-16 Richard Guenther <rguenther@suse.de>
6715 Christian Bruel <christian.bruel@st.com>
6717 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
6718 DECLs but prefer SSA_NAMEs over DECLs.
6720 2007-02-16 Richard Guenther <rguenther@suse.de>
6722 * tree-flow-inline.h (single_imm_use_p): Remove.
6723 (zero_imm_uses_p): Likewise.
6724 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
6725 instead of single_imm_use_p.
6726 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
6729 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6732 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
6733 nested double- and backquotes.
6735 2007-02-15 Roger Sayle <roger@eyesopen.com>
6738 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
6739 should be unreachable.
6740 (build2_stat): Allow construction of MODIFY_EXPR at any time.
6741 For the time being redirect GIMPLE_MODIFY_STMT to the new
6742 (renamed) build_gimple_modify_stmt_stat.
6743 (build2_gimple_stat): Rename to...
6744 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
6745 Always build a GIMPLE_MODIFY_STMT node.
6746 * tree.h (build2_gimple, build2_gimple_stat): Delete.
6747 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
6750 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
6751 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
6752 * tree-complex.c (set_component_ssa_name, expand_complex_move,
6753 expand_complex_div_wide): Likewise.
6754 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6755 * tree-ssa-loop-im.c (schedule_sm): Likewise.
6756 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
6757 * tree-ssa-loop-manip.c (create_iv): Likewise.
6758 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
6759 abs_replacement): Likewise.
6760 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
6761 realify_fake_stores): Likewise.
6763 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
6764 node rather than a GIMPLE_MODIFY_STMT node.
6765 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
6766 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
6768 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
6769 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
6772 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6775 * fold-const.c (fold_comparison): Add back the
6776 folding of constant complex comparisions.
6778 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6781 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
6782 effects unknown to this function, return early.
6784 2007-02-15 Ian Lance Taylor <iant@google.com>
6786 * lower-subreg.c (move_eh_region_note): New static function.
6787 (resolve_simple_move): Call it.
6788 (decompose_multiword_subregs): Track blocks for which we resolve a
6789 simple move which is also a control flow insn. Pass them to
6790 find_many_sub_basic_blocks.
6791 (pass_lower_subreg): Add TODO_verify_flow.
6792 (pass_lower_subreg2): Likewise.
6794 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6795 Brooks Moses <brooks.moses@codesourcery.com>
6796 Lee Millward <lee.millward@codesourcery.com>
6798 * tree.h (enum tree_code_class): Add tcc_vl_exp.
6799 (VL_EXP_CLASS_P): New.
6800 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
6802 (TREE_OPERAND_CHECK_CODE): Likewise.
6803 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
6804 (TREE_RTL_OPERAND_CHECK): Likewise.
6805 (tree_operand_check_failed): Make second parameter the whole tree
6806 instead of its code. Fixed callers.
6807 (VL_EXP_CHECK): New.
6808 (TREE_OPERAND_LENGTH): New.
6809 (VL_EXP_OPERAND_LENGTH): New.
6810 (CALL_EXPR_FN): New.
6811 (CALL_EXPR_STATIC_CHAIN): New.
6812 (CALL_EXPR_ARGS): New.
6813 (CALL_EXPR_ARG): New.
6814 (call_expr_nargs): New.
6815 (CALL_EXPR_ARGP): New.
6816 (build_nt_call_list): Declare.
6817 (build_vl_exp_stat): Declare.
6818 (build_vl_exp): New.
6819 (build_call_list): Declare.
6820 (build_call_nary): Declare.
6821 (build_call_valist): Declare.
6822 (build_call_array): Declare.
6823 (call_expr_arg): Declare.
6824 (call_expr_argp): Declare.
6825 (call_expr_arglist): Declare.
6826 (fold_build_call_list): Declare.
6827 (fold_build_call_list_initializer): Declare.
6828 (fold_call_expr): Declare to replace fold_builtin.
6829 (fold_builtin_fputs): Update to agree with modified definition.
6830 (fold_builtin_strcpy): Likewise.
6831 (fold_builtin_strncpy): Likewise.
6832 (fold_builtin_memory_chk): Likewise.
6833 (fold_builtin_stxcpy_chk): Likewise.
6834 (fold_builtin_strncpy_chk): Likewise.
6835 (fold_builtin_next_arg): Likewise.
6836 (fold_build_call_expr): Declare.
6837 (fold_builtin_call_list): Declare.
6838 (fold_builtin_call_valist): Declare.
6839 (build_call_expr): Declare.
6840 (validate_arglist): Update to agree with modified definition.
6841 (tree_operand_length): New.
6842 (call_expr_arg_iterator): New.
6843 (init_call_expr_arg_iterator): New.
6844 (next_call_expr_arg): New.
6845 (first_call_expr_arg): New.
6846 (more_call_expr_args_p): New.
6847 (FOR_EACH_CALL_EXPR_ARG): New.
6849 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
6850 and tcc_gimple_stmt.
6851 (tree_code_size): Update documentation. Use sizeof (tree) rather
6852 than sizeof (char *).
6853 (tree_size): Likewise. Add case for tcc_vl_exp.
6854 (tree_node_structure): Add case for tcc_vl_exp.
6855 (contains_placeholder_p): Likewise.
6856 (substitute_in_expr): Likewise.
6857 (substitute_placeholder_in_expr): Likewise.
6858 (stabilize_reference_1): Likewise.
6859 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
6860 to diagnose breakage of this interface for constructing CALL_EXPRs.
6861 (build_nt): Add similar assertion here.
6862 (build_nt_call_list): New.
6863 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
6864 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
6866 (get_callee_fndecl): Use new CALL_EXPR accessors.
6867 (tree_operand_check_failed): Change parameters to pass entire node
6868 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
6869 (process_call_operands): New.
6870 (build_vl_exp_stat): New.
6871 (build_call_list): New.
6872 (build_call_nary): New.
6873 (build_call_valist): New.
6874 (build_call_array): New.
6875 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6876 (call_expr_arglist): New.
6878 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
6879 tcc_vl_exp instead of a fixed-size tcc_expression.
6881 * doc/c-tree.texi (CALL_EXPR): Document new representation and
6882 accessors for CALL_EXPRs.
6883 (AGGR_INIT_EXPR): Likewise.
6885 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6886 Brooks Moses <brooks.moses@codesourcery.com>
6887 Lee Millward <lee.millward@codesourcery.com>
6889 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
6890 (expand_builtin_nonlocal_goto): Change parameter to be entire
6891 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
6892 (expand_builtin_prefetch): Likewise.
6893 (expand_builtin_classify_type): Likewise.
6894 (mathfn_built_in): Return NULL_TREE instead of 0.
6895 (expand_errno_check): Use new CALL_EXPR accessors.
6896 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
6897 Return NULL_RTX instead of 0.
6898 (expand_builtin_mathfn_2): Likewise.
6899 (expand_builtin_mathfn_3): Likewise.
6900 (expand_builtin_interclass_mathfn): Likewise.
6901 (expand_builtin_sincos): Likewise.
6902 (expand_builtin_cexpi): Likewise.
6903 (expand_builtin_int_roundingfn): Likewise.
6904 (expand_builtin_int_roundingfn_2): Likewise.
6905 (expand_builtin_pow): Likewise.
6906 (expand_builtin_powi): Likewise.
6907 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
6908 of arglist, fixing callers appropriately. Use new CALL_EXPR
6909 accessors and constructors. Return NULL_RTX instead of 0.
6910 (expand_builtin_strstr): Likewise.
6911 (expand_builtin_strchr): Likewise.
6912 (expand_builtin_strrchr): Likewise.
6913 (expand_builtin_strpbrk): Likewise.
6914 (expand_builtin_memcpy): Likewise.
6915 (expand_builtin_mempcpy): Likewise.
6916 (expand_builtin_mempcpy_args): New.
6917 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
6918 (expand_builtin_memmove_args): New.
6919 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
6920 (expand_movstr): Likewise.
6921 (expand_builtin_strcpy): Likewise.
6922 (expand_builtin_strcpy_args): New.
6923 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
6924 (expand_builtin_strncpy): Likewise.
6925 (expand_builtin_memset): Likewise.
6926 (expand_builtin_memset_args): New.
6927 (expand_builtin_bzero): Similarly to expand_builtin_memset.
6928 (expand_builtin_memcmp): Likewise.
6929 (expand_builtin_strcmp): Likewise.
6930 (expand_builtin_strncmp): Likewise.
6931 (expand_builtin_strcat): Likewise.
6932 (expand_builtin_strncat): Likewise.
6933 (expand_builtin_strspn): Likewise.
6934 (expand_builtin_strcspn): Likewise.
6935 (expand_builtin_args_info): Likewise.
6936 (expand_builtin_va_start): Likewise.
6937 (gimplify_va_arg_expr): Likewise.
6938 (expand_builtin_va_end): Likewise.
6939 (expand_builtin_va_copy): Likewise.
6940 (expand_builtin_frame_address): Likewise.
6941 (expand_builtin_alloca): Likewise.
6942 (expand_builtin_bswap): Likewise.
6943 (expand_builtin_unop): Likewise.
6944 (expand_builtin_fputs): Likewise.
6945 (expand_builtin_expect): Likewise.
6946 (expand_builtin_fabs): Likewise.
6947 (expand_builtin_copysign): Likewise.
6948 (expand_builtin_printf): Likewise.
6949 (expand_builtin_fprintf): Likewise.
6950 (expand_builtin_sprintf): Likewise.
6951 (expand_builtin_init_trampoline): Likewise.
6952 (expand_builtin_signbit): Likewise.
6953 (expand_builtin_fork_or_exec): Likewise.
6954 (expand_builtin_sync_operation): Likewise.
6955 (expand_builtin_compare_and_swap): Likewise.
6956 (expand_builtin_lock_test_and_set): Likewise.
6957 (expand_builtin_lock_release): Likewise.
6958 (expand_builtin): Likewise.
6959 (builtin_mathfn_code): Likewise.
6961 (fold_builtin_constant_p): Pass call arguments individually instead
6962 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
6963 accessors and constructors. Return NULL_TREE instead of 0.
6964 (fold_builtin_expect): Likewise.
6965 (fold_builtin_classify_type): Likewise.
6966 (fold_builtin_strlen): Likewise.
6967 (fold_builtin_nan): Likewise.
6968 (integer_valued_real_p): Likewise.
6969 (fold_trunc_transparent_mathfn): Likewise.
6970 (fold_fixed_mathfn): Likewise.
6971 (fold_builtin_cabs): Likewise.
6972 (fold_builtin_sqrt): Likewise.
6973 (fold_builtin_cbrt): Likewise.
6974 (fold_builtin_cos): Likewise.
6975 (fold_builtin_cosh): Likewise.
6976 (fold_builtin_tan): Likewise.
6977 (fold_builtin_sincos): Likewise.
6978 (fold_builtin_cexp): Likewise.
6979 (fold_builtin_trunc): Likewise.
6980 (fold_builtin_floor): Likewise.
6981 (fold_builtin_ceil): Likewise.
6982 (fold_builtin_round): Likewise.
6983 (fold_builtin_int_roundingfn): Likewise.
6984 (fold_builtin_bitop): Likewise.
6985 (fold_builtin_bswap): Likewise.
6986 (fold_builtin_logarithm): Likewise.
6987 (fold_builtin_hypot): Likewise.
6988 (fold_builtin_pow): Likewise.
6989 (fold_builtin_powi): Likewise.
6990 (fold_builtin_exponent): Likewise.
6991 (fold_builtin_memset): Likewise.
6992 (fold_builtin_bzero): Likewise.
6993 (fold_builtin_memory_op): Likewise.
6994 (fold_builtin_bcopy): Deleted; call site changed to invoke
6995 fold_builtin_memory_op directly.
6996 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
6997 (fold_builtin_strncpy): Likewise.
6998 (fold_builtin_memcmp): Likewise.
6999 (fold_builtin_strcmp): Likewise.
7000 (fold_builtin_strncmp): Likewise.
7001 (fold_builtin_signbit): Likewise.
7002 (fold_builtin_copysign): Likewise.
7003 (fold_builtin_isascii): Likewise.
7004 (fold_builtin_toascii): Likewise.
7005 (fold_builtin_isdigit): Likewise.
7006 (fold_builtin_fabs): Likewise.
7007 (fold_builtin_abs): Likewise.
7008 (fold_builtin_fmin_fmax): Likewise.
7009 (fold_builtin_carg): Likewise.
7010 (fold_builtin_classify): Likewise.
7011 (fold_builtin_unordered_cmp): Likewise.
7013 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7014 New functions split out from fold_builtin_1.
7015 (fold_builtin_n): New.
7016 (fold_builtin_varargs): New.
7017 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7019 (fold_call_expr): New.
7020 (build_function_call_expr): Rewrite to use new helper function.
7021 (fold_builtin_call_list): New.
7022 (build_call_expr): New.
7023 (fold_builtin_call_valist): New.
7024 (rewrite_call_expr): New.
7025 (validate_arg): New.
7026 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7027 of an arglist. Change return type to bool. Use new CALL_EXPR
7030 (fold_builtin_strstr): Pass call arguments individually instead
7031 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7032 accessors and constructors. Return NULL_TREE instead of 0.
7033 (fold_builtin_strchr): Likewise.
7034 (fold_builtin_strrchr): Likewise.
7035 (fold_builtin_strpbrk): Likewise.
7036 (fold_builtin_strcat): Likewise.
7037 (fold_builtin_strncat): Likewise.
7038 (fold_builtin_strspn): Likewise.
7039 (fold_builtin_strcspn): Likewise.
7040 (fold_builtin_fputs): Likewise.
7041 (fold_builtin_next_arg): Likewise.
7042 (fold_builtin_sprintf): Likewise.
7044 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7045 NULL_RTX instead of 0.
7046 (expand_builtin_memory_chk): Likewise.
7047 (maybe_emit_chk_warning): Likewise.
7048 (maybe_emit_sprintf_chk_warning): Likewise.
7050 (fold_builtin_object_size): Pass call arguments individually instead
7051 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7052 accessors and constructors. Return NULL_TREE instead of 0.
7053 (fold_builtin_memory_chk): Likewise.
7054 (fold_builtin_stxcpy_chk): Likewise.
7055 (fold_builtin_strncpy_chk): Likewise.
7056 (fold_builtin_strcat_chk): Likewise.
7057 (fold_builtin_strcat_chk): Likewise.
7058 (fold_builtin_strncat_chk): Likewise.
7059 (fold_builtin_sprintf_chk): Likewise.
7060 (fold_builtin_snprintf_chk): Likewise.
7061 (fold_builtin_printf): Likewise.
7062 (fold_builtin_vprintf): Likewise.
7064 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7066 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7067 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7068 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7069 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7070 (fold_unary): Likewise.
7071 (fold_binary): Likewise.
7072 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7073 ternary expressions.
7074 (fold): Add logic for tcc_vl_exp.
7075 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7076 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7077 (fold_build3_stat): Add assertion to flag broken interface for
7078 constructing CALL_EXPRs.
7079 (fold_build_call_list): New.
7080 (fold_build_call_list_initializer): New.
7081 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7083 (fold_strip_sign_ops): Likewise.
7085 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7086 Brooks Moses <brooks.moses@codesourcery.com>
7087 Lee Millward <lee.millward@codesourcery.com>
7089 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7090 accessors and dump arguments explicitly.
7092 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7094 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7096 (print_call_name): Use new CALL_EXPR accessors.
7098 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7099 CALL_EXPR arguments explicitly instead of as a list. Use
7100 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7102 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7103 (vrp_visit_stmt): Likewise.
7105 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7106 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7108 (force_move_till_expr): Likewise.
7110 * targhooks.c (default_external_stack_protect_fail): Use
7111 build_call_expr instead of build_function_call_expr.
7112 (default_hidden_stack_protect_fail): Likewise.
7114 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7117 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7118 and walk arguments explicitly.
7120 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7121 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7122 (expand_simple_operations): Likewise.
7123 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7125 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7126 of TREE_CODE_LENGTH.
7127 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7129 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7130 instead of TREE_CODE_LENGTH.
7132 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7133 (tree_ic_transform): Likewise.
7134 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7135 parameter instead of arglist. Fix callers.
7136 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7137 (tree_stringops_transform): Likewise.
7138 (tree_indirect_call_to_profile): Likewise.
7139 (tree_stringops_values_to_profile): Likewise.
7141 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7142 (eliminate_tail_call): Likewise.
7144 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7146 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7147 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7149 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7151 * omp-low.c (build_omp_barrier): Use build_call_expr.
7152 (lower_rec_input_clauses): Likewise.
7153 (lower_reduction_clauses): Likewise.
7154 (expand_parallel_call): Likewise.
7155 (maybe_catch_exception): Likewise.
7156 (expand_omp_for_generic): Likewise.
7157 (expand_omp_for_static_nochunk): Likewise.
7158 (expand_omp_sections): Likewise.
7159 (lower_omp_single_simple): Likewise.
7160 (lower_omp_single_copy): Likewise.
7161 (lower_omp_master): Likewise.
7162 (lower_omp_ordered): Likewise.
7163 (lower_omp_critical): Likewise.
7165 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
7166 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
7168 * tree-gimple.c (is_gimple_call_addr): Fix doc.
7169 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
7170 TREE_CODE_LENGTH. Add tcc_vl_exp case.
7172 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
7173 and generalize to handle any number of operands.
7174 (chrec_contains_undetermined): Likewise.
7175 (tree_contains_chrecs): Likewise.
7176 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
7178 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
7180 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
7181 fold_call_expr instead of fold_builtin.
7182 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
7183 match declarations there.
7184 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
7187 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
7188 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7190 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
7191 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
7193 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
7196 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
7197 (execute_cse_sincos): Use new CALL_EXPR accessors.
7199 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
7201 * gimple-low.c (lower_function_body): Use build_call_expr.
7202 (lower_builtin_setjmp): Likewise.
7204 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
7205 (set_storage_via_libcall): Likewise.
7206 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
7207 instead of TREE_CODE_LENGTH.
7208 (expand_expr_real_1): Use new CALL_EXPR accessors.
7210 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
7211 generalize to handle any number of operands.
7212 (TB_parent_eq): Likewise.
7214 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
7215 (strip_builtin_expect): Likewise.
7217 * function.c (gimplify_parameters): Use build_call_expr.
7219 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
7220 instead of TREE_CODE_LENGTH.
7222 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
7223 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
7225 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
7228 * gimplify.c (build_stack_save_restore): Use build_call_expr.
7229 (gimplify_decl_expr): Likewise.
7230 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
7231 Use new CALL_EXPR iterators.
7232 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
7233 (gimplify_modify_expr_to_memset): Likewise.
7234 (gimplify_variable_sized_compare): Likewise.
7235 (gimplify_omp_atomic_fetch_op): Likewise.
7236 (gimplify_omp_atomic_pipeline): Likewise.
7237 (gimplify_omp_atomic_mutex): Likewise.
7238 (gimplify_function_tree): Likewise.
7240 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
7241 (call_expr_flags): Likewise.
7242 (expand_call): Likewise.
7244 * except.c (expand_builtin_eh_return_data_regno): Pass entire
7245 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7248 * coverage.c (create_coverage): Use build_call_expr.
7250 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
7251 (temp_call_expr_obstack): New.
7252 (pool_copy_list): Delete.
7253 (temp_copy_call_expr): New.
7254 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
7255 CALL_EXPR accessors. Get rid of special goo for copying argument
7256 lists and use temp_copy_call_expr instead.
7257 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
7258 CALL_EXPR accessors.
7259 (create_expression_by_pieces): Likewise. Use build_call_array
7260 to construct the result instead of fold_build3.
7261 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
7262 dealing with argument lists.
7263 (init_pre): Remove references to expression_node_pool and
7264 list_node_pool. Init temp_call_expr_obstack instead.
7265 (fini_pre): Remove references to expression_node_pool and
7268 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
7269 and walk arguments explicitly instead of as a list.
7271 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
7272 (mx_register_decls): Likewise.
7273 (mudflap_register_call): Likewise.
7274 (mudflap_finish_file): Likewise.
7276 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
7277 (ipa_callsite_compute_param): Likewise.
7279 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
7280 accessors and constructor.
7282 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
7283 accessors and constructor.
7284 (convert_tramp_reference): Likewise.
7285 (convert_call_expr): Likewise.
7286 (finalize_nesting_tree_1): Likewise.
7288 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
7291 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
7293 * tree-inline.c (initialize_inlined_parameters): Pass entire
7294 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7296 (estimate_num_insns_1): Use new CALL_EXPR accessors.
7297 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
7299 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
7300 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7301 (vectorizable_reduction): Likewise.
7302 (vectorizable_call): Use new CALL_EXPR iterators.
7303 (vectorizable_conversion): Use build_call_expr.
7304 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
7305 (vect_gen_widened_results_half): Use build_call_expr.
7306 (vect_setup_realignment): Likewise.
7307 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
7309 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
7310 (pass_through_call): Likewise.
7311 (compute_object_sizes): Likewise. Use fold_call_expr instead of
7314 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
7315 (tree_gen_pow2_profiler): Likewise.
7316 (tree_gen_one_value_profiler): Likewise.
7317 (tree_gen_ic_func_profiler): Likewise.
7318 (tree_gen_average_profiler): Likewise.
7319 (tree_gen_ior_profiler): Likewise.
7321 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
7322 (find_func_aliases): Use new CALL_EXPR accessors. Add case
7323 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7325 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
7326 of TREE_CODE_LENGTH.
7328 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
7329 of TREE_CODE_LENGTH.
7331 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
7333 (convert_to_integer): Likewise.
7335 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
7338 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7339 Brooks Moses <brooks.moses@codesourcery.com>
7340 Lee Millward <lee.millward@codesourcery.com>
7342 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
7344 * config/frv/frv.c (frv_expand_builtin): Likewise.
7345 * config/s390/s390.c (s390_expand_builtin): Likewise.
7347 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
7348 (sparc_expand_builtin): Use new CALL_EXPR accessors.
7350 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
7351 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
7352 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
7353 (ix86_expand_store_builtin): Likewise.
7354 (ix86_expand_unop_builtin): Likewise.
7355 (ix86_expand_unop1_builtin): Likewise.
7356 (ix86_expand_sse_compare): Likewise.
7357 (ix86_expand_sse_comi): Likewise.
7358 (ix86_expand_vec_init_builtin): Likewise.
7359 (ix86_expand_vec_ext_builtin): Likewise.
7360 (ix86_expand_vec_set_builtin): Likewise.
7361 (ix86_expand_builtin): Use new CALL_EXPR accessors.
7363 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
7364 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7366 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
7367 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7368 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
7370 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
7372 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7373 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
7374 arglist. Use new CALL_EXPR accessors. Fix callers.
7375 (altivec_expand_abs_builtin): Likewise.
7376 (rs6000_expand_binop_builtin): Likewise.
7377 (altivec_expand_predicate_builtin): Likewise.
7378 (altivec_expand_lv_builtin): Likewise.
7379 (spe_expand_stv_builtin): Likewise.
7380 (altivec_expand_stv_builtin): Likewise.
7381 (rs6000_expand_ternop_builtin): Likewise.
7382 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
7383 (altivec_expand_st_builtin): Likewise.
7384 (altivec_expand_dst_builtin): Likewise.
7385 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
7386 arglist. Use new CALL_EXPR accessors. Fix callers.
7387 (altivec_expand_vec_set_builtin): Likewise.
7388 (altivec_expand_vec_ext_builtin): Likewise.
7389 (altivec_expand_builtin): Use new CALL_EXPR accessors.
7390 (spe_expand_builtin): Likewise.
7391 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
7392 arglist. Use new CALL_EXPR accessors. Fix callers.
7393 (spe_expand_evsel_builtin): Likewise.
7394 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
7395 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
7397 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
7398 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7399 (arm_expand_unop_builtin): Likewise.
7400 (arm_expand_builtin): Use new CALL_EXPR accessors.
7402 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
7405 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
7406 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7407 (bfin_expand_unop_builtin): Likewise.
7408 (bfin_expand_builtin): Use new CALL_EXPR accessors.
7410 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7411 Brooks Moses <brooks.moses@codesourcery.com>
7412 Lee Millward <lee.millward@codesourcery.com>
7414 * c-semantics.c (build_stmt): Add internal diagnostic check.
7416 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
7417 accessors. Print arguments explicitly instead of as a list.
7419 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
7421 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
7422 (c_finish_omp_flish): Likewise.
7424 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
7425 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
7426 instead of TREE_CODE_LENGTH.
7427 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
7428 (c_warn_unused_result): Likewise.
7430 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7433 * doc/invoke.texi (Warning Options): Remove
7434 -Werror-implicit-function-declaration.
7435 (Wimplicit-function-declaration): Update description.
7436 * opts.c (common_handle_option): Move handling of -Werror=* to...
7437 (enable_warning_as_error): ...here.
7438 * opts.h (enable_warning_as_error): Declare.
7439 * c-decl.c (implicit_decl_warning): Unless
7440 -Wno-implicit-function-declaration is given, emit a pedwarn if
7441 -std=c99 or emit a warning if -Wimplicit-function-declaration.
7442 * c.opt (Wimplicit-function-declaration): Replace
7443 mesg_implicit_function_declaration with
7444 warn_implicit_function_declaration.
7445 * c-opts.c (c_common_handle_option):
7446 -Werror-implicit-function-declaration is exactly equal as
7447 -Werror=implicit-function-declaration.
7448 (set_Wimplicit): Replace mesg_implicit_function_declaration with
7449 warn_implicit_function_declaration.
7450 (c_common_post_options): -Wimplict-function-declaration is enabled
7451 by default by -std=c99, otherwise is disabled by default.
7452 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
7454 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7456 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
7457 DECL on the rhs to a DECL on the lhs for debug info purposes if the
7458 former is ignored but not the latter.
7460 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7462 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
7463 is made and the reference doesn't use the alias set of its type,
7464 do not create the temporary using that type.
7466 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
7468 * jump.c: Remove prototypes for delete_computation and
7469 delete_prior_computation.
7471 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7473 * jump.c (get_label_after): Delete.
7474 (get_label_before, delete_computation, delete_jump,
7475 delete_prior_computation, follow_jumps): Move...
7476 * reorg.c (delete_computation, delete_prior_computation): ... here...
7477 (get_label_before, delete_jump): ... making these static ...
7478 (follow_jumps): ... and simplifying this since it only runs after
7480 * rtl.h (get_label_after, get_label_before, delete_jump,
7481 follow_jumps): Delete prototypes.
7483 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7485 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
7487 2007-02-15 Nick Clifton <nickc@redhat.com>
7489 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
7490 order to prevent it from being munged by the target.
7492 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
7494 * config/i386/i386.md: Remove misleading comment.
7496 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7498 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
7499 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
7502 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7504 * tree-sra.c (instantiate_missing_elements): Canonicalize
7506 (sra_build_assignment): New.
7507 (generate_copy_inout, generate_element_copy,
7508 generate_element_zero, generate_one_element_init): Use it.
7510 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7512 * tree-sra.c (instantiate_missing_elements): Canonicalize
7514 (sra_build_assignment): New.
7515 (generate_copy_inout, generate_element_copy,
7516 generate_element_zero, generate_one_element_init): Use it.
7518 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7520 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
7523 2007-02-14 Joseph Myers <joseph@codesourcery.com>
7525 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
7526 types as aggregates not scalars.
7527 * function.c (assign_stack_temp_for_type): Likewise.
7529 2007-02-14 Roger Sayle <roger@eyesopen.com>
7530 Zdenek Dvorak <dvorakz@suse.cz>
7532 * tree-dump.c (dump_switch_p_1): Require exact match of the option
7535 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
7537 * passes.c (next_pass_1): Clear the next field of the copied
7540 2007-02-14 Richard Henderson <rth@redhat.com>
7542 * tree-sra.c (early_sra): New.
7543 (decl_can_be_decomposed_p): Deny va_list if early_sra.
7544 (tree_sra_early, pass_sra_early): New.
7545 * tree-pass.h (pass_sra_early): Declare.
7546 * passes.c (init_optimization_passes): Use it.
7548 2007-02-14 Richard Guenther <rguenther@suse.de>
7550 * flags.h (issue_strict_overflow_warning): Convert to a macro.
7552 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
7554 PR tree-optimization/30771
7555 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
7557 (vect_analyze_operations): Induction phis can now be marked as
7559 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
7560 Update documentation accordingly.
7562 2007-02-14 Nick Clifton <nickc@redhat.com>
7564 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
7565 most 3 arguments are supported.
7566 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
7568 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
7570 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
7571 Ensure dst->current is valid.
7573 2007-02-13 Paul Brook <paul@codesourcery.com>
7575 * config.gcc: Add arm*-*-uclinux-*eabi.
7576 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7577 (SUBTARGET_EXTRA_LINK_SPEC): Define.
7578 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
7579 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
7580 (LINK_SPEC): Define.
7582 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
7584 * config/arm/uclinux-eabi.h: New file.
7585 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
7586 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
7589 2007-02-13 Ian Lance Taylor <iant@google.com>
7591 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
7592 * flags.h (warn_strict_overflow): Declare.
7593 (enum warn_strict_overflow_code): Define.
7594 (issue_strict_overflow_warning): New static inline function.
7595 * opts.c (warn_strict_overflow): New variable.
7596 (common_handle_option): Handle OPT_Wstrict_overflow and
7597 OPT_Wstrict_overflow_.
7598 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
7600 * fold-const.c: Include intl.h.
7601 (fold_deferring_overflow_warnings): New static variable.
7602 (fold_deferred_overflow_warning): New static variable.
7603 (fold_deferred_overflow_code): New static variable.
7604 (fold_defer_overflow_warnings): New function.
7605 (fold_undefer_overflow_warnings): New function.
7606 (fold_undefer_and_ignore_overflow_warnings): New function.
7607 (fold_deferring_overflow_warnings_p): New function.
7608 (fold_overflow_warning): New static function.
7609 (make_range): Add strict_overflow_p parameter. Change all
7611 (extract_muldiv, extract_muldiv_1): Likewise.
7612 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
7613 tree_expr_nonnegative_p.
7614 (fold_negate_expr): Call fold_overflow_warning.
7615 (fold_range_test): Likewise.
7616 (fold_comparison): Likewise.
7617 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
7618 instead of tree_expr_nonnegative_p.
7619 (tree_expr_nonnegative_warnv_p): Rename from
7620 tree_expr_nonnegative_p, add strict_overflow_p parameter.
7621 (tree_expr_nonnegative_p): New function.
7622 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
7623 strict_overflow_p parameter.
7624 (tree_expr_nonzero_p): New function.
7625 * passes.c (verify_interpass_invariants): New static function.
7626 (execute_one_pass): Call it.
7627 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
7629 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
7630 (estimate_numbers_of_iterations): Likewise.
7631 (scev_probably_wraps_p): Likewise.
7632 * tree-ssa-ccp.c: Include "toplev.h".
7633 (evaluate_stmt): Defer fold overflow warnings until we know we are
7635 (struct fold_stmt_r_data): Add stmt field.
7636 (fold_stmt_r): Defer fold overflow warnings until we know we
7638 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
7639 (fold_stmt_inplace): Likewise.
7640 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
7641 (cleanup_control_expr_graph): Defer fold overflow warnings until
7642 we know we are going to optimize.
7643 * tree-cfg.c (fold_cond_expr_cond): Likewise.
7644 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
7646 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7647 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
7648 * tree-ssa-loop-manip.c (create_iv): Likewise.
7649 * c-typeck.c (build_conditional_expr): Likewise.
7650 (build_binary_op): Likewise.
7651 * tree-vrp.c (vrp_expr_computes_nonzero): Call
7652 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
7653 (extract_range_from_unary_expr): Likewise.
7654 * simplify-rtx.c (simplify_const_relational_operation): Warn when
7655 assuming that signed overflow does not occur.
7656 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
7657 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
7658 (fold_defer_overflow_warnings): Declare.
7659 (fold_undefer_overflow_warnings): Declare.
7660 (fold_undefer_and_ignore_overflow_warnings): Declare.
7661 (fold_deferring_overflow_warnings_p): Declare.
7662 (tree_expr_nonzero_warnv_p): Declare.
7663 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
7665 (Warning Options): Document -Wstrict-overflow.
7666 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
7667 (tree-ssa-ccp.o): Likewise.
7668 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
7669 (fold-const.o): Depend on intl.h.
7671 2007-02-13 Ian Lance Taylor <iant@google.com>
7674 * lower-subreg.c (resolve_simple_move): Decompose subregs in
7677 2007-02-13 Stuart Hastings <stuart@apple.com>
7679 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
7681 2007-02-13 Richard Henderson <rth@redhat.com>
7683 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
7684 handled_component_p before looking for the indirect_ref.
7686 2007-02-13 Richard Henderson <rth@redhat.com>
7688 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
7689 remove flags clobber.
7690 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
7691 (bswaphi_lowpart): New.
7692 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
7693 remove TARGET_BSWAP test. Delete expander of the same name.
7695 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
7696 (expand_unop): Use them.
7698 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
7700 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
7701 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
7702 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
7703 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
7704 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
7705 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
7706 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
7707 assembler dialect choice from asm templates.
7709 2007-02-12 Richard Henderson <rth@redhat.com>
7711 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
7712 (fixuns_trunc<SSEMODEF>si2): Use it.
7713 * config/i386/sse.md (vec_setv4sf_0): Export.
7714 * config/i386/i386.c (ix86_build_const_vector): Export.
7715 (ix86_split_convert_uns_si_sse): Rename from
7716 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
7717 * config/i386/i386-protos.h: Update.
7719 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7722 * c-typeck.c (c_finish_return): Improve warning message.
7724 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7726 * alias.c (find_symbolic_term): Delete unused function.
7728 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
7730 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
7731 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
7732 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
7734 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7736 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7737 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
7738 the function, temporarily point the debug interface to the null one.
7740 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7742 * dwarf2out.c (round_up_to_align): New static function.
7743 (field_byte_offset): Use it to round the offset.
7745 2007-02-12 Richard Henderson <rth@redhat.com>
7747 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
7748 (inswl_const): Export.
7750 2007-02-12 Richard Henderson <rth@redhat.com>
7752 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
7753 result mode of the libcall, convert back to outmode.
7755 2007-02-12 Roger Sayle <roger@eyesopen.com>
7757 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
7758 (bswapdi2): New define_expand to implement 32-bit implementation.
7760 2007-02-12 Nick Clifton <nickc@redhat.com>
7762 * doc/invoke.texi (Overall Options): Document --help=.
7763 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
7764 (cc1_options): Pass --help= on to cc1.
7765 (display_help): Add description of --help=.
7766 (process_command): Add code to handle --help=. Allow translated
7767 --help and --target-help switches to be passed on to compiler
7769 (main): Remove unused if statement.
7770 * opts.c (columns): Remove.
7771 (LEFT_COLUMN): Define.
7772 (wrap_help): Add columns argument.
7773 (print_filtered_help): Change parameters to be an include bitmask,
7774 an exclude bitmask, an any bitmask and the column width. Move the
7775 code to display the params list here. Add code to display the
7776 status of options rather than their descriptions if the quiet flag
7778 (print_specific_help): Change parameters to be an include bitmask,
7779 an exclude bitmask and an any bitmask. Move code to look up the
7780 column width here. Decide upon the title for an options listing.
7781 (common_handle_options): Add code to handle --help=. Adapt code
7782 for --help and --target-help to use the revised form of the
7783 print_specific_help function.
7784 (print_help): Delete.
7785 (print_param_help): Delete.
7786 (print_switch): Delete.
7787 * opts.h (cl_lang_count): Add prototype.
7788 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
7789 CL_MAX_OPTION_CLASS): New defines.
7790 * optc-gen.awk: Add construction of cl_lang_count.
7791 * c.opt: Add Warning attribute to warning options and Optimization
7792 attribute to optimization options.
7793 * common.opt: Likewise.
7795 Add -fhelp and -ftarget-help as aliases for the transformed --help
7796 and --target-help options.
7797 * opt-functions.awk: Add code to handle Warning and Optimization
7800 2007-02-12 Richard Henderson <rth@redhat.com>
7802 * config/alpha/constraints.md: New file.
7803 * config/alpha/alpha.c: Include tm-constrs.h.
7804 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
7805 alpha_extra_constraint): Remove.
7806 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
7807 * config/alpha/alpha-protos.h: Update.
7808 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
7809 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
7810 (EXTRA_CONSTRAINT): Remove.
7811 * config/alpha/alpha.md: Include constraints.md.
7812 (adddi splitter): Use satisfies_constraint_*.
7813 * config/alpha/predicates.md (add_operand): Likewise.
7814 (sext_add_operand, addition_operation): Likewise.
7816 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
7818 PR tree-optimization/29145
7819 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
7820 in our handling of restrict qualified pointers.
7822 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7825 * doc/invoke.texi (Wunused-value): Update description.
7826 (Wextra): Delete item.
7827 * opts.c (set_Wextra): Don't use the value of Wextra to set the
7828 value of Wunused-value.
7829 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
7830 (c_finish_stmt_expr): Don't check extra_warnings.
7831 (emit_side_effect_warnings): The caller is responsible to check
7834 2007-02-11 Roger Sayle <roger@eyesopen.com>
7835 Matt Thomas <matt@3am-software.com>
7837 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
7839 2007-02-11 Roger Sayle <roger@eyesopen.com>
7841 * simplify-rtx.c (simplify_relational_operation_1): Optimize
7842 comparisons of POPCOUNT against zero.
7843 (simplify_const_relational_operation): Likewise.
7845 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7847 * doc/invoke.texi (Wextra): Delete outdated paragraph.
7849 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7851 * dwarf2out.c (root_type): Delete unused function.
7853 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7855 * genattrtab.c (contained_in_p): Delete unused function.
7856 (write_expr_attr_cache): Likewise.
7858 2007-02-11 Jan Hubicka <jh@suse.cz>
7860 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
7863 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
7865 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
7866 to add the REG_EQ* note.
7867 * see.c (see_merge_one_use_extension): Likewise.
7868 * local-alloc.c (update_equiv_regs): Likewise. Also don't
7869 turn REG_EQUAL notes into REG_EQUIV notes if the target
7870 register may have more than one set.
7871 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
7872 * gcse.c (try_replace_reg): Likewise.
7873 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
7874 * calls.c (fixup_tail_calls): Likewise. Abort if there is
7875 more than one REG_EQUIV note.
7876 * reload1.c (gen_reload): Use set_unique_reg_note.
7878 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
7880 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
7881 (ix86_builtin_conversion): New function.
7883 2007-02-06 Mark Mitchell <mark@codesourcery.com>
7886 * tree.h (DECL_REPLACEABLE_P): New macro.
7887 * except.c (set_nothrow_function_flags): Likewise.
7889 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
7890 Ira Rosen <irar@il.ibm.com>
7891 Dorit Nuzman <dorit@il.ibm.com>
7893 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
7894 * targhooks.c (default_builtin_vectorized_conversion): New.
7895 * targhooks.h (default_builtin_vectorized_function): New declaration.
7896 * target.h (struct vectorize): Add builtin_conversion field.
7897 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
7898 stmt_vec_info_type value.
7899 (vectorizable_conversion): New declaration.
7900 * tree-vect-analyze.c (vect_analyze_operations): Add
7901 vectorizable_conversion call.
7902 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
7903 * tree-vect-transform.c (vectorizable_conversion): New function.
7904 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
7905 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
7907 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
7908 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
7909 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
7910 or ALTIVEC_BUILTIN_VCFSX.
7912 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7915 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
7916 CONST_DOUBLE and operand 0 is a hard register.
7917 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
7918 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
7919 is a hard floating-point register.
7921 2007-02-10 Richard Henderson <rth@redhat.com>
7922 Jakub Jelinek <jakub@redhat.com>
7923 Alexandre Oliva <aoliva@redhat.com>
7925 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
7926 * builtin-types.def (BT_WORD): Make unsigned.
7927 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
7928 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
7929 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
7930 * c-decl.c (grokdeclarator): Don't error if !have_tls.
7931 * c-parser.c (c_parser_omp_threadprivate): Likewise.
7932 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
7934 * expr.c (emutls_var_address): New.
7935 (expand_expr_real_1): Expand emulated tls.
7936 (expand_expr_addr_expr_1): Likewise.
7937 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
7938 * output.h (emutls_finish): Declare.
7939 * toplev.c (compile_file): Call it.
7940 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
7941 address before wrapping in CONST.
7942 * varasm.c (emutls_htab, emutls_object_type): New.
7943 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
7944 (get_emutls_object_name, get_emutls_object_type): New.
7945 (get_emutls_init_templ_addr, emutls_decl): New.
7946 (emutls_common_1, emutls_finish): New.
7947 (assemble_variable): When emulating tls, swap decls; generate
7948 constructor for the emutls objects.
7949 (do_assemble_alias): When emulating tls, swap decl and target name.
7950 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
7952 * varpool.c (decide_is_variable_needed): Look at force_output.
7953 Recurse for emulated tls.
7954 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
7955 with decide_is_variable_needed.
7956 * emutls.c: New file.
7957 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
7958 tls_object for real tls.
7960 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7962 PR rtl-optimization/29599
7963 * reload1.c (eliminate_regs_in_insn): Take the destination
7964 mode into account when computing the offset.
7966 2007-02-09 Stuart Hastings <stuart@apple.com>
7967 Richard Henderson <rth@redhat.com>
7969 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
7970 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
7971 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
7972 fixuns_truncdfhi2): New.
7973 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
7974 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
7975 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
7976 (floatunssidf2): Allow nonimmediate source.
7977 * config/i386/sse.md (movdi_to_sse): New.
7978 (vec_concatv2di): Drop '*'.
7979 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
7980 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
7981 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
7983 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
7984 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
7985 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
7986 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
7987 (ix86_build_signbit_mask): Fix decl of v, refactor to call
7988 ix86_build_const_vector.
7989 (x86_emit_floatuns): Rewrite.
7991 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7993 * genautomata.c (longest_path_length): Delete unused function.
7994 (struct state): Delete unused longest_path_length.
7995 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
7996 (get_free_state): Delete unused.
7998 2007-02-09 Jan Hubicka <jh@suse.cz>
8000 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8001 * doc/invoke.texi (inline-unit-growth): Update default value.
8003 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8004 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8005 (rebuild_cgraph_edges): Likewise.
8006 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8007 (dump_cgraph_node): Dump frequencies.
8008 (cgraph_clone_edge): Add frequency scales.
8009 (cgraph_clone_node): Add freuqnecy.
8010 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8011 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8012 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8013 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8014 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8015 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8016 (save_inline_function_body): Likewise.
8017 * ipa-inline.c: inluce rtl.h
8018 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8019 (cgraph_edge_badness): Use frequencies.
8020 (cgraph_decide_recursive_inlining): Update clonning.
8021 (cgraph_decide_inlining_of_small_function): Dump frequency.
8022 * predict.c (estimate_bb_frequencies): Export.
8023 * predict.h (estimate_bb_frequencies): Declare.
8024 * tree-inline.c (copy_bb): Watch overflows.
8025 (expand_call_inline): Update call of cgraph_create_edge.
8026 (optimize_inline_calls): Use TODO flags to update frequnecies.
8027 * passes.h: Include predict.h
8028 (init_optimization_passes): Move profile ahead.
8029 (execute_function_todo): Handle TODO_rebuild_frequencies.
8031 2007-02-09 Roger Sayle <roger@eyesopen.com>
8033 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8034 the insbl or inswl pattern into a register.
8036 2007-02-09 Roger Sayle <roger@eyesopen.com>
8038 * config/ia64/ia64.md (bswapdi2): New define_insn.
8040 2007-02-09 Richard Henderson <rth@redhat.com>
8042 * config/i386/constraints.md (Ym): New constraint.
8043 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8044 (movdi_1_rex64): Split sse and xmm general register moves from
8045 memory move alternatives. Use conditional register constraints.
8046 (movsf_1, movdf_integer): Likewise.
8047 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8048 (movdf_integer_rex64): New.
8049 (pushsf_rex64): Fix output constraints.
8050 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8051 (sse2_stored): Likewise.
8052 (sse2_storeq_rex64): New.
8053 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8054 amd and not generic.
8055 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8056 for optimize_size. Remove SF/DFmode hack.
8058 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8060 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8063 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8064 Richard Sandiford <richard@codesourcery.com>
8066 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8067 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8068 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8069 m68k/t-mlib to tmake_file.
8070 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8071 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8072 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8073 Allow it to be cf or m68k. Set m68k_arch_family. If that
8074 variable is not empty, add t-$m68k_arch_family to tmake_file.
8075 Add t-mlibs to tmake_file.
8076 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8077 * config/m68k/t-cf: New file.
8078 * config/m68k/t-m68k: Likewise.
8079 * config/m68k/t-mlibs: Likewise.
8080 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8081 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8082 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8083 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8084 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8086 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8087 (INSTALL_LIBGCC): Delete.
8088 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8089 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8090 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8091 (M68K_MLIB_CPU): Define.
8092 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8093 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8094 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8096 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8097 Richard Guenther <rguenther@suse.de>
8100 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8101 against INT_MIN/INT_MAX.
8102 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8103 file if a loop is removed.
8105 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8107 * calls.c (store_one_arg): Pass correct alignment to
8108 emit_push_insn for non-BLKmode values.
8109 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8110 unaligned stack slot via a suitably aligned slot.
8112 2007-02-08 DJ Delorie <dj@redhat.com>
8114 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8116 (legal_subregs): Use unsigned char, make const.
8117 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8119 2007-02-08 Paul Brook <paul@codesourcery.com>
8121 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8122 special interworking needed.
8124 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8126 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8127 conditional to __SSE2__.
8128 (Entries below should have been added to first ChangeLog
8129 entry for amdfam10 dated 2007-02-05)
8130 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8132 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8134 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8137 2007-02-08 DJ Delorie <dj@redhat.com>
8139 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8140 * config/m32c/m32c.c (legal_subregs): New.
8141 (m32c_illegal_subreg_p): New.
8142 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8143 unsupported subregs of hard regs.
8145 2007-02-08 Jan Hubicka <jh@suse.cz>
8147 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8148 the same one; always update histograms.
8150 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8152 * passes.c (init_optimization_passes): Tidy comment.
8154 2007-02-08 Roger Sayle <roger@eyesopen.com>
8156 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
8157 strip zero_extend, bswap and rotates from POCOUNT's argument.
8158 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
8159 zero_extend and rotates from PARITY's argument.
8160 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
8161 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
8162 of an integer constant at compile-time.
8164 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8167 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
8169 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
8172 * tree-ssa-live.c (remove_unused_locals): Do not remove
8173 TREE_ADDRESSABLE variables.
8174 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
8175 * tree-ssa-operands.c (add_virtual_operand): Remove argument
8176 FOR_CLOBBER. Update all users.
8177 If VAR has an associated alias set, add a virtual operand for
8178 it if no alias is found to conflict with the memory reference.
8180 2007-02-07 Jan Hubicka <jh@suse.cz>
8181 Robert Kidd <rkidd@crhc.uiuc.edu>
8183 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
8185 2007-02-07 Ian Lance Taylor <iant@google.com>
8187 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
8189 2007-02-07 Roger Sayle <roger@eyesopen.com>
8191 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
8192 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
8193 tablejumpdi, movsi_to_cr_one): Remove constraints from
8194 define_expand's match_operands.
8196 2007-02-07 Roger Sayle <roger@eyesopen.com>
8198 * global.c (compute_regsets): Move declatation of "i" inside of
8199 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
8201 2007-02-07 Jakub Jelinek <jakub@redhat.com>
8204 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
8205 of INDIRECT_REF <RESULT_DECL>.
8207 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
8209 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
8210 Kaz Kojima <kkojima@gcc.gnu.org>
8213 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
8215 (sh_initialize_trampoline): Add parentheses to avoid a warning.
8217 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8219 * doc/loop.texi: Document possibility not to perform disambiguation
8220 of loops with multiple latches.
8221 * cfgloopmanip.c (alp_enum_p): Removed.
8222 (add_loop): Handle subloops. Use get_loop_body_with_size.
8223 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
8224 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
8225 the new forwarder block.
8226 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
8227 Handle the case latch is NULL.
8228 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
8229 when marking loop exits.
8230 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
8232 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
8233 disambiguate_loops_with_multiple_latches.
8234 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
8235 before fix_loop_structure.
8236 * cfgloop.c: Include pointer-set.h and output.h.
8237 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
8238 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
8239 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
8240 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
8241 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
8242 disambiguate_multiple_latches, get_loop_body_with_size,
8243 disambiguate_loops_with_multiple_latches): New functions.
8244 (flow_loop_dump): Dump multiple latch edges.
8245 (flow_loop_nodes_find): Handle loops with multiple latches.
8246 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
8247 (glb_enum_p): Modified.
8248 (get_loop_body): Use get_loop_body_with_size.
8249 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
8250 (AVOID_CFG_MODIFICATIONS): New constant.
8251 (disambiguate_loops_with_multiple_latches, add_loop,
8252 get_loop_body_with_size): Declare.
8253 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
8255 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
8258 * global.c (compute_regsets): New function.
8259 (global_alloc): Refactored ELIMINABLE_REGSET
8260 and NO_GLOBAL_ALLOC_REGS computation out.
8261 (rest_of_handle_global_alloc): Call compute_regsets()
8262 for non-optimizing case.
8264 2007-02-06 Richard Henderson <rth@redhat.com>
8266 * config/i386/constraints.md (Y2): Rename from Y.
8267 (Yi): New constraint.
8268 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
8269 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
8270 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
8271 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
8272 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
8273 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
8274 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
8275 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
8276 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
8277 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
8278 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
8279 vec_extractv2si_1): Change Y constraints to Y2.
8280 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
8281 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
8282 Change Y constraints to Y2.
8283 (sse2_loadld): Change Y constraints to x.
8285 2007-02-06 Roger Sayle <roger@eyesopen.com>
8287 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
8288 (parity<mode>2): New define_expand using rs6000_emit_parity.
8289 * config/rs6000/rs6000.c (rs6000_emit_popcount,
8290 rs6000_emit_parity): New functions.
8291 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
8292 rs6000_emit_parity): Prototype here.
8294 2007-02-06 Ian Lance Taylor <iant@google.com>
8296 * lower-subreg.c (simple_move_operand): Reject CONST.
8297 (resolve_clobber): Call validate_change rather than directly
8298 assigning to XEXP (pat, 0).
8300 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8302 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
8303 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
8304 (tree-cfg.o): Remove hashtab.h dependency.
8306 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
8307 (struct ivopts_data): Change niters to pointer_map_t.
8308 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
8309 (niter_for_exit): Create pointer_map on demand. Change for
8311 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
8312 (free_loop_data): Destroy data->niters if created and reset field.
8313 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
8314 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
8316 * tree-ssa-reassoc.c: Include pointer-set.h.
8317 (bb_rank): Change to long *.
8318 (operand_rank): Change to pointer_map_t.
8319 (find_operand_rank): Return long, -1 if not found. Declare as inline.
8320 (insert_operand_rank): Accept long.
8321 (operand_entry_hash, operand_entry_eq): Remove.
8322 (get_rank): Return long. Adjust for changes above.
8323 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
8325 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
8327 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
8328 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
8329 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
8331 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
8332 directly since it cannot be NULL.
8333 (get_vi_for_tree): Rewrite for pointer_map API.
8334 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
8335 (init_alias_vars): Create vi_for_tree as pointer_map.
8336 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
8338 * tree-cfg.c: Don't include hashtab.h.
8339 (edge_to_cases): Declare as pointer_map.
8340 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
8342 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
8343 (start_recording_case_labels): Create edge_to_cases as pointer_map.
8344 (end_recoding_case_labels): Cleanup edge_to_cases manually before
8346 (record_switch_edge): Delete.
8347 (get_cases_for_edge): Adjust for pointer_map API, inline
8348 record_switch_edge (rewritten for new API), remove goto.
8350 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8352 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
8353 * tree-nested.c: Include pointer-set.h.
8354 (var_map_elt, var_map_eq, var_map_hash): Delete.
8355 (struct nesting_info): Remove GTY marker. Change the two htab_t's
8357 (nesting_info_bitmap_obstack): New.
8358 (lookup_field_for_decl): Adjust for pointer_map API.
8359 (lookup_tramp_for_decl): Adjust for pointer_map API.
8360 (get_nonlocal_debug_decl): Adjust for pointer_map API.
8361 (get_local_debug_decl): Adjust for pointer_map API.
8362 (convert_nl_goto_reference): Adjust for pointer_map API.
8363 (convert_nl_goto_receiver): Adjust for pointer_map API.
8364 (create_nesting_tree): Create outside GGC space. Create bitmap on
8365 the new obstack. Create field_map and var_map as pointer_maps.
8366 (free_nesting_tree): Adjust for changes to create_nesting_tree.
8368 (lower_nested_functions): Move root here, no need to NULL it.
8369 Initialize and release the obstack.
8371 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
8373 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
8374 Remove prototypes and make them non-static.
8375 (struct tree_int_map): Remove.
8376 * tree.h (struct tree_int_map): Move here, turning TO into an
8378 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
8380 * tree.h (TREE_COMPLEXITY): Remove.
8381 (struct tree_exp): Remove complexity field.
8382 * tree.c (build1_stat): Don't set it.
8384 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
8385 Victor Kaplansky <victork@il.ibm.com>
8387 * tree-vectorizer.c (vect_is_simple_use): Support induction.
8388 (vect_is_simple_reduction): Support reduction with induction as
8389 one of the operands.
8390 (vect_is_simple_iv_evolution): Fix formatting.
8391 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
8392 formatting. Don't mark induction phis for vectorization.
8393 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
8394 * tree-vect-transform.c (get_initial_def_for_induction): New function.
8395 (vect_get_vec_def_for_operand): Support induction.
8396 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
8398 (vectorizable_reduction): Support reduction with induction as one of
8400 (vectorizable_type_demotion): Use def-type of stmt argument rather
8401 than dummy def-type.
8403 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
8404 flag_tree_scev_cprop.
8405 * common.opt (tree-scev-cprop): New flag.
8407 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
8408 call to vect_get_new_vect_var.
8410 2007-02-06 Ira Rosen <irar@il.ibm.com>
8412 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
8413 vectype is not NULL.
8414 (vect_pattern_recog_1): Likewise.
8416 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8418 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
8419 (fold_negate_expr): Likewise.
8421 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
8424 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
8425 even if cv-qualification is the same.
8427 2007-02-05 Geoffrey Keating <geoffk@apple.com>
8429 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
8430 __enable_execute_stack on completion.
8432 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8434 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
8435 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
8436 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
8437 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
8438 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
8439 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
8440 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
8441 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
8443 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8445 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
8446 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
8447 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
8448 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
8449 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
8450 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
8451 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
8452 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
8453 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
8454 umuldi3_highpart_rex64, umulsi3_highpart_insn,
8455 umulsi3_highpart_zext, smuldi3_highpart_rex64,
8456 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
8457 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
8458 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
8459 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
8460 sqrtextenddfxf2_i387): Added amdfam10_decode.
8462 * config/i386/athlon.md (athlon_idirect_amdfam10,
8463 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
8464 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
8465 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
8466 athlon_ivector_store_amdfam10): New define_insn_reservation.
8467 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
8470 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8472 * config/i386/athlon.md (athlon_call_amdfam10,
8473 athlon_pop_amdfam10, athlon_lea_amdfam10): New
8474 define_insn_reservation.
8475 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
8476 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
8477 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
8479 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8481 * config/i386/athlon.md (athlon_sseld_amdfam10,
8482 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
8483 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
8485 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8487 * config/i386/athlon.md (athlon_sseins_amdfam10): New
8488 define_insn_reservation.
8489 * config/i386/i386.md (sseins): Added sseins to define_attr type
8490 and define_attr unit.
8491 * config/i386/sse.md: Set type attribute to sseins for insertq
8494 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8496 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
8497 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
8498 ssecomi_load_amdfam10, ssecomi_amdfam10,
8499 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
8500 define_insn_reservation.
8501 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
8503 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8505 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
8506 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
8507 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
8508 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
8509 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
8510 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
8511 define_insn_reservation.
8513 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
8514 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
8515 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
8516 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
8517 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
8519 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8521 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
8522 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
8523 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
8524 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
8525 athlon_ssemul_load_k8): Added amdfam10.
8527 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8529 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
8530 (x86_sse_unaligned_move_optimal): New variable.
8532 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
8534 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
8535 for unaligned vector SSE double/single precision loads for AMDFAM10.
8537 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8539 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
8540 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
8541 Define TARGET_CPU_DEFAULT_amdfam10.
8542 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
8543 (processor_type): Add PROCESSOR_AMDFAM10.
8545 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
8546 processor_type in config/i386/i386.h.
8547 Enable imul peepholes for TARGET_AMDFAM10.
8549 * config.gcc: Add support for --with-cpu option for amdfam10.
8551 * config/i386/i386.c (amdfam10_cost): New variable.
8552 (m_AMDFAM10): New macro.
8553 (m_ATHLON_K8_AMDFAM10): New macro.
8554 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
8555 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
8556 x86_promote_QImode, x86_integer_DFmode_moves,
8557 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8558 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
8559 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
8560 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
8561 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
8562 Enable/disable for amdfam10.
8563 (override_options): Add amdfam10_cost to processor_target_table.
8564 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
8565 processor_alias_table.
8566 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
8567 (ix86_adjust_cost): Add code for amdfam10.
8569 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8571 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
8572 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
8573 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
8574 * config/i386/i386.h: Add builtin definition for SSE4A.
8575 * config/i386/i386.md: Add support for ABM instructions
8577 * config/i386/sse.md: Add support for SSE4A instructions
8578 (movntss, movntsd, extrq, insertq).
8579 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
8580 Add -march=amdfam10 flag.
8581 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
8582 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
8584 * doc/extend.texi: Add documentation for SSE4A builtins.
8586 2007-02-05 Bob Wilson <bob.wilson@acm.org>
8588 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
8590 2007-02-05 Richard Guenther <rguenther@suse.de>
8592 * tree-vectorizer.h (vectorizable_function): Add argument type
8593 argument, change return type.
8594 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
8595 * tree-vect-transform.c (vectorizable_function): Handle extra
8596 argument, return vectorized function decl.
8597 (build_vectorized_function_call): Remove.
8598 (vectorizable_call): Handle calls with result and argument types
8599 differing. Handle loop vectorization factor correctly.
8600 * targhooks.c (default_builtin_vectorized_function): Adjust for
8602 * targhooks.h (default_builtin_vectorized_function): Likewise.
8603 * target.h (builtin_vectorized_function): Add argument type
8605 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
8606 extra argument, allow vectorizing of lrintf.
8607 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
8608 documentation of target hook.
8610 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
8613 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
8614 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
8615 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
8617 2007-02-05 Roger Sayle <roger@eyesopen.com>
8619 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
8620 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
8621 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
8622 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
8623 before canonicalizing sincos to cexpi.
8624 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
8626 2007-02-05 Roger Sayle <roger@eyesopen.com>
8628 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
8629 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
8630 (alpha_init_builtins): Use alpha_add_builtins to process tables.
8632 2007-02-05 Roger Sayle <roger@eyesopen.com>
8634 * mips-tfile.c (initialize_init_file): Correct endianness test.
8636 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
8638 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
8641 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8643 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
8644 saves in a PARALLEL before the register assignments.
8646 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8648 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
8649 DWARF_FRAME_RETURN_COLUMN to be a general register.
8650 * dwarf2out.c (init_return_column_size): New function, split from...
8651 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
8652 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
8653 to be nongeneral registers.
8654 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
8656 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
8657 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
8659 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8661 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
8663 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8665 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
8666 (remove_path): Use can_remove_branch_p and remove_branch instead
8667 of loop_delete_branch_edge.
8668 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
8669 (tree_transform_and_unroll_loop): Remove dead branches immediately.
8670 Update profile using scale_dominated_blocks_in_loop.
8671 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
8672 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
8673 (can_remove_branch_p, remove_branch): Declare.
8674 * tree-cfg.c (tree_can_remove_branch_p): New function.
8675 (tree_cfg_hooks): Add tree_can_remove_branch_p.
8676 * cfgrtl.c (rtl_can_remove_branch_p): New function.
8677 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
8679 2007-02-05 Jan Hubicka <jh@suse.cz>
8682 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
8683 nodes in cgraph, don't remove offline copy of the function.
8685 2007-02-04 Jan Hubicka <jh@suse.cz>
8687 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
8688 vectors might cause maybe_lookup_element_for_expr to be called
8689 on non-sra-candidate.
8691 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8693 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
8694 config/bfin/bfin.md, config/bfin/predicates.md: Follow
8695 spelling conventions.
8697 2007-02-04 Richard Guenther <rguenther@suse.de>
8700 * fold-const.c (try_move_mult_to_index): Make sure to not
8701 overflow one dimension of a multi-dimensional array access.
8703 2007-02-04 Jan Hubicka <jh@suse.cz>
8705 * passes.c (init_optimization_passes): Reindent.
8707 2007-02-04 Jan Hubicka <jh@suse.cz>
8708 Eric Botcazou <ebotcazou@adacore.com>
8710 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
8711 (execute_fixup_cfg): Break out the abnormal goto code.
8712 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
8713 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
8714 (optimize_inline_calls): Call make_nonlocal_label_edges.
8716 2007-02-04 Jan Hubicka <jh@suse.cz>
8718 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
8719 true when something was changed.
8720 (rename_ssa_copies): When something was changed, do
8721 TODO_remove_unused_locals.
8722 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8723 add TODO_remove_unused_locals when instruction was removed.
8725 2007-02-04 Jan Hubicka <jh@suse.cz>
8727 * ipa-inline.c (try_inline): Improve debug output; work on already
8729 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
8730 call try_inline for already inlined edges too when flattening;
8731 inline also functions that make callee growth but overall unit size
8734 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8736 * config/m32c/bitops.md, config/m32c/jump.md,
8737 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
8738 config/m32r/m32r.h, config/m32r/m32r.md,
8739 config/m32r/predicates.md, config/m68hc11/larith.asm,
8740 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
8741 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
8742 config/mips/mips-protos.h, config/mips/mips.c,
8743 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
8744 config/mn10300/mn10300.h, config/mn10300/predicates.md,
8745 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
8746 spelling conventions.
8748 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
8749 Follow spelling conventions.
8751 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
8753 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
8754 warn about C++0x compatibility.
8756 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8758 * config/h8300/h8300.c, config/h8300/h8300.h,
8759 config/h8300/h8300.md: Follow spelling conventions.
8761 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
8764 * combine.c (try_combine): Do not substitute source operand
8765 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
8767 2007-02-03 Jan Hubicka <jh@suse.cz>
8769 PR gcov-profile/30650
8770 * value-prof.c (stringop_block_profile): Fix handling of size counter;
8771 do not divide by zero for never executed counters.
8772 (tree_find_values_to_profile): Fix counters.
8773 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
8775 2007-02-03 Ian Lance Taylor <iant@google.com>
8777 * lower-subreg.c (simple_move_operand): New static function,
8778 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
8780 (simple_move): Call simple_move_operand.
8781 (find_decomposable_subregs): Add special handling of MEMs.
8782 (can_decompose_p): Rename from cannot_decompose_p. Reverse
8783 meaning of return value. If we see a hard register, test whether
8784 it can store a word_mode value. Change all callers.
8786 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8788 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
8789 ftrapv insns and expanders.
8790 (subdi3): Change define_expand operand 1 to arith11_operand, and
8791 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
8792 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
8793 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
8797 * varasm.c (notice_global_symbol): Treat global objects as weak when
8800 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8802 * emit-rtl.c (dconstpi): Delete.
8804 (init_emit_once): Delete dconstpi and init dconstsqrt2.
8805 * real.h (dconstpi): Delete.
8807 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
8808 (fold_builtin_hypot): Likewise.
8810 2007-02-03 Tom Tromey <tromey@redhat.com>
8813 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
8814 -gcoff3, -gxcoff3, -gvms3 implies -dD.
8816 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
8818 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
8819 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
8820 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
8821 config/rs6000/cell.md, config/rs6000/darwin.h,
8822 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
8823 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
8824 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
8825 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
8826 typos. Follow spelling conventions.
8827 * doc/invoke.texi: Follow spelling conventions.
8829 2007-02-03 Roger Sayle <roger@eyesopen.com>
8831 * simplify-rtx.c (simplify_relational_operation_1): Implement some
8832 canonicalization transformations that attempt to simplify integer
8833 constant comparisons to become comparisons against zero.
8835 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8837 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
8839 * fold-const.c (fold_binary): Fix comment typos. Fold complex
8840 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
8842 2007-02-02 Mike Stump <mrs@apple.com>
8844 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
8845 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
8846 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
8847 generate a branch island.
8849 2007-02-02 Bob Wilson <bob.wilson@acm.org>
8851 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
8852 (xtensa_legitimate_address_p): New.
8853 (xtensa_legitimize_address): New.
8854 (xtensa_output_addr_const_extra): New.
8855 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
8857 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
8858 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
8859 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
8860 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
8861 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
8862 (xtensa_legitimize_address): New.
8863 (xtensa_output_addr_const_extra): New.
8865 2007-02-02 Steve Ellcey <sje@cup.hp.com>
8867 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
8869 2007-02-02 Ian Lance Taylor <iant@google.com>
8871 * expmed.c (expand_divmod): Add comment.
8873 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
8875 * emit-rtl.c (renumber_insns): Remove.
8876 * flags.h: Remove the extern for flag_renumber_insns.
8877 * rtl.h: Remove the prototype for renumber_insns.
8878 * toplev.c (flag_renumber_insns): Remove.
8880 2007-02-02 Hui-May Chang <hm.chang@apple.com>
8882 Revert for x86 darwin:
8883 2005-06-19 Uros Bizjak <uros@kss-loka.si>
8885 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
8886 code before the following patch under TARGET_MACHO.
8887 (ix86_function_value_regno_p): Likewise.
8889 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8891 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
8894 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8897 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
8898 general or fp registers. Add comments.
8899 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
8901 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
8903 * pointer-set.c (insert_aux): Only return insertion slot.
8904 (pointer_set_insert): Adjust.
8905 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
8906 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
8907 pointer_map_traverse): New.
8908 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
8909 pointer_map_create, pointer_map_destroy, pointer_map_insert,
8910 pointer_map_contains, pointer_map_traverse): Declare.
8912 2007-02-02 Jakub Jelinek <jakub@redhat.com>
8915 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
8916 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
8918 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8920 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
8922 (struct _dep): New type.
8923 (dep_t): New typedef.
8924 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
8925 (DEP_STATUS): New access macro. The macro with the same name was
8926 renamed to DEP_LINK_STATUS.
8927 (dep_init): Declare function
8929 (struct _dep_link): New type.
8930 (dep_link_t): New typedef.
8931 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
8932 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
8933 (DEP_LINK_STATUS): New macro.
8934 (debug_dep_links): New debug function.
8936 (struct _deps_list): New type.
8937 (deps_list_t): New typedef.
8938 (DEPS_LIST_FIRST): New access macro.
8939 (FOR_EACH_DEP_LINK): New cycle macro.
8940 (create_deps_list, free_deps_list, delete_deps_list): Declare
8942 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8943 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8944 (copy_deps_list_change_con): Ditto.
8946 (move_dep_link): Declare function.
8948 (struct _dep_node): New type.
8949 (dep_node_t): New typedef.
8950 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
8952 (struct haifa_insn_data.back_deps): New field to hold backward
8953 dependencies of the insn.
8954 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
8956 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
8957 Change its type to deps_list_t.
8958 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
8959 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
8960 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
8962 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
8964 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
8966 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
8968 (dep_cost): Declare.
8970 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
8971 (ds_to_dk, dk_to_ds): New functions.
8973 (init_dep_1): New static function.
8974 (init_dep): New function.
8975 (copy_dep): New static function.
8977 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
8979 (detach_dep_link): New static function.
8980 (move_dep_link): New function.
8982 (dep_links_consistent_p, dump_dep_links): New static functions.
8983 (debug_dep_links): New debugging function.
8985 (deps_obstack, dl_obstack, dn_obstack): New static variables.
8987 (alloc_deps_list, init_deps_list): New static functions.
8988 (create_deps_list): New function.
8989 (clear_deps_list): New static function.
8990 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
8991 (deps_list_consistent_p, dump_deps_list): New static functions.
8992 (debug_deps_list): New function.
8993 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
8995 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
8997 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
8998 use new scheduler dependencies lists.
8999 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9000 (sched_analyze): Ditto. Initialize dependencies lists.
9001 (add_forw_dep, compute_forward_dependences): Update to use new
9002 scheduler dependencies lists.
9004 (init_dependency_caches): Init deps_obstack.
9005 (free_dependency_caches): Free deps_obstack.
9007 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9008 new scheduler dependencies lists.
9009 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9010 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9012 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9013 Update to use new scheduler dependencies lists.
9014 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9015 (debug_dependencies): Ditto.
9016 (schedule_region): Update comments.
9018 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9019 scheduler dependencies lists.
9020 (schedule_ebb): Update comments.
9022 * rtl.def (DEPS_LIST): Remove.
9024 * lists.c (unused_deps_list): Remove.
9025 (free_list): Update assertions.
9027 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9028 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9030 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9031 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9033 * haifa-sched.c (comments): Update.
9034 (insn_cost1): Remove. Inline the code into insn_cost ().
9035 (insn_cost): Update to use new scheduler dependencies lists. Move
9036 processing of the dependency cost to dep_cost ().
9037 (dep_cost): New function. Use it instead of insn_cost () when
9038 evaluating cost of the dependency. Use compatible interface to
9039 interact with the target.
9040 (priority): Update to use new scheduler dependencies lists.
9041 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9042 with greater number of insns that depend on the insn.
9043 (schedule_insn): Update to use new scheduler dependencies lists. Add
9044 code to free backward dependencies lists. Inline and optimize code
9045 from resolve_dep () - see PR28071.
9046 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9047 lists. Update call to targetm.sched.is_costly_dependence hook.
9049 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9050 scheduler dependencies lists.
9052 (resolve_dep): Remove. Move the logic to schedule_insn ().
9053 (init_h_i_d): Initialize dependencies lists.
9055 (process_insn_depend_be_in_spec): Rename to
9056 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9058 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9059 Update to use new scheduler dependencies lists.
9060 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9062 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9063 new scheduler dependencies lists.
9064 (build_intra_loop_deps): Ditto.
9066 * target.h (struct _dep): Declare to use in
9067 gcc_target.sched.is_costly_dependence.
9068 (struct gcc_target.sched.adjust_cost): Fix typo.
9069 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9070 single dep_t parameter instead of an equivalent triad.
9071 (struct gcc_target.sched.adjust_cost_2): Remove.
9073 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9075 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9077 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9079 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9081 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9082 (REG_DEP_TRUE): Document.
9084 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9085 Change signature to correspond to the targetm.sched.adjust_cost hook.
9086 Update use in TARGET_SCHED_ADJUST_COST_2.
9087 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9088 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9089 new scheduler dependencies lists.
9090 (ia64_gen_check): Ditto.
9092 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9095 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9096 signature to correspond to the targetm.sched.is_costly_dependence hook.
9097 (is_costly_group): Update to use new scheduler dependencies lists.
9099 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9100 instead of INSN_COST () macro.
9102 2007-02-01 Ian Lance Taylor <iant@google.com>
9104 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9106 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9108 * pa.md (tp_load): Correct mfctl instruction syntax.
9110 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9112 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9113 altivec_padding_size calculation on AIX. Improve comment, add
9114 assert to verify that it's right.
9116 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9119 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9122 * global.c (global_alloc): Add mising initialization of
9125 2007-02-01 Roger Sayle <roger@eyesopen.com>
9127 * alias.c (init_alias_analysis): Correct whitespace.
9128 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9129 partition_hot_cold_basic_blocks): Likewise.
9130 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9131 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9132 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9133 fold_builtin_snprintf_chk, fold_builtin_printf,
9134 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9135 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9136 * cfgcleanup.c (cleanup_cfg): Likewise.
9137 * cfgexpand.c (tree_expand_cfg): Likewise.
9138 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9139 * function.c (get_next_funcdef_no): Likewise.
9140 * gengtype.c (main): Likewise.
9141 * genmodes.c (main): Likewise.
9142 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9143 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9144 * ifcvt.c (noce_emit_move_insn): Likewise.
9145 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9147 * stor-layout.c (get_best_mode): Likewise.
9148 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9149 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9150 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9151 perform_var_substitution, solve_graph): Likewise.
9152 * tree-vrp.c (vrp_finalize): Likewise.
9154 2007-02-01 Ian Lance Taylor <iant@google.com>
9156 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
9157 high part of a paradoxical subreg, return a constant zero.
9159 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
9161 * toplev.c (lang_dependent_init): Call init_set_costs.
9162 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
9164 2007-02-01 Richard Guenther <rguenther@suse.de>
9167 * fold-const.c (fold_negate_expr): Allow negating a
9168 constant if overflow does not change.
9170 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9172 * doc/c-tree.texi (Expression trees): Improve markup.
9173 * doc/tm.texi (Register Classes, Addressing Modes)
9174 (Floating Point): Fix spacing after abbreviations. Fix some
9177 2007-02-01 Ben Elliston <bje@au.ibm.com>
9179 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
9180 * doc/contrib.texi: Likewise.
9181 * doc/install.texi: Likewise.
9183 2007-01-31 Richard Henderson <rth@redhat.com>
9184 Ian Lance Taylor <iant@google.com>
9186 * lower-subreg.c: New file.
9187 * rtl.def (CONCATN): Define.
9188 * passes.c (init_optimization_passes): Add pass_lower_subreg and
9190 * emit-rtl.c (update_reg_offset): New static function, broken out
9191 of gen_rtx_REG_offset.
9192 (gen_rtx_REG_offset): Call update_reg_offset.
9193 (gen_reg_rtx_offset): New function.
9194 * regclass.c: Revert patch of 2006-03-05, restoring
9196 (clear_reg_info_regno): New function.
9197 * dwarf2out.c (concatn_loc_descriptor): New static function.
9198 (loc_descriptor): Handle CONCATN.
9199 * common.opt (fsplit_wide_types): New option.
9200 * opts.c (decode_options): Set flag_split_wide_types when
9202 * timevar.def (TV_LOWER_SUBREG): Define.
9203 * rtl.h (gen_reg_rtx_offset): Declare.
9204 (reg_scan_update): Declare.
9205 * regs.h (clear_reg_info_regno): Declare.
9206 * tree-pass.h (pass_lower_subreg): Declare.
9207 (pass_lower_subreg2): Declare.
9208 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
9209 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
9211 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
9212 * Makefile.in (OBJS-common): Add lower-subreg.o.
9213 (lower-subreg.o): New target.
9215 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9217 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
9219 2007-01-31 Anatoly Sokolov <aesok@post.ru>
9222 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
9224 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9227 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
9229 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
9231 * cfgloop.h: Include vec-prim.h.
9232 (enum li_flags): Remove LI_ONLY_OLD.
9233 (loop_iterator): Changed.
9234 (fel_next, fel_init): Iterate over loop tree.
9235 (FOR_EACH_LOOP_BREAK): New macro.
9236 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
9238 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
9239 * modulo-sched.c (sms_schedule): Ditto.
9240 * tree-vectorizer.c (vectorize_loops): Ditto.
9241 * doc/loop.texi: Update information on loop numbering and behavior of
9242 FOR_EACH_LOOP wrto new loops.
9243 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9244 add_to_evolution_1): Test nestedness of loops instead of comparing
9246 * tree-chrec.c (chrec_fold_plus_poly_poly,
9247 chrec_fold_multiply_poly_poly, chrec_evaluate,
9248 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
9249 reset_evolution_in_loop): Ditto.
9250 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
9252 2007-01-31 Dirk Mueller <dmueller@suse.de>
9254 * c-common.c (warn_about_parentheses): Separate warning about
9255 un-parenthized sequence of comparison operators from the one
9256 which is supposed to warn about x <= y <= z.
9258 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
9260 * optabs.h (enum optab_index): Add new OTI_isinf.
9261 (isinf_optab): Define corresponding macro.
9262 * optabs.c (init_optabs): Initialize isinf_optab.
9263 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
9265 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
9266 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
9268 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
9269 expand_builtin_interclass_mathfn.
9270 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
9271 * config/i386/i386.md (UNSPEC_FXAM): New constant.
9272 (fxam<mode>2_i387): New insn pattern.
9273 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
9274 built-in functions as x87 inline asm.
9276 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9278 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
9280 2007-01-30 Eric Christopher <echristo@apple.com>
9282 * config.gcc: Add geode.
9284 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9286 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
9287 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
9288 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
9289 value-prof.c: Fix comment typos.
9291 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9294 * doc/invoke.texi (Wpointer-arith): Document warning.
9296 2007-01-30 Janis Johnson <janis187@us.ibm.com>
9298 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
9299 the list of discrepancies from the draft TR.
9301 2007-01-30 Dirk Mueller <dmueller@suse.de>
9304 * doc/invoke.texi (-Wreturn-type): Update description to
9307 2007-01-30 Richard Sandiford <richard@codesourcery.com>
9309 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
9311 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
9313 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
9314 to handle optabs that operate on floating point input argument and
9315 output to integer output.
9316 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
9317 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
9318 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
9319 expand_builtin_interclass_mathfn ().
9320 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
9322 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
9323 ilogbl built-in functions as x87 intrinsics.
9325 2007-01-30 Richard Guenther <rguenther@suse.de>
9328 * dwarf2out.c (reference_to_unused): Query varpool if the
9329 variable was output.
9331 2007-01-30 Richard Guenther <rguenther@suse.de>
9334 * passes.c (execute_one_pass): Reset in_gimple_form to not
9335 confuse non-unit-at-a-time mode.
9337 2007-01-29 Roger Sayle <roger@eyesopen.com>
9338 Richard Guenther <rguenther@suse.de>
9340 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
9341 avoid undefined behaviour on overflow. Use force_fit_type_double
9342 to construct the constant with the specified TREE_OVERFLOW.
9344 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9346 * config/dfp-bit.c: Add parameterized support for fp exceptions.
9347 * config/dfp-bit.h: Ditto.
9349 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9351 * c-decl.c (pop_scope): Replace warnings with call to
9352 warn_for_unused_label.
9353 * c-common.h (warn_for_unused_label): Declare.
9354 * c-common.c (warn_for_unused_label): Define.
9356 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9358 * tree-optimize.c (update_inlined_to_pointers): Delete unused
9361 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9363 * Makefile.in (USER_H): Remove decfloat.h.
9364 * ginclude/decfloat.h: Delete, moving contents to ...
9365 * ginclude/float.h: Add support for decimal floating point,
9366 guarded by __STDC_WANT_DEC_FP__.
9368 2007-01-29 Mike Stump <mrs@apple.com>
9370 * doc/gccint.texi (Top): Rename Loop Representation to Loop
9371 Analysis and Representation to resolve case insensitive conflict.
9372 * doc/loop.texi (Loop Analysis and Representation): Likewise.
9374 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
9376 * tree.h (struct tree_memory_tag): Add aliases member.
9377 (MTAG_ALIASES): New macro.
9378 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
9379 (add_may_alias): Remove pointer-set. Update for may_aliases being
9381 (mark_aliases_call_clobbered): Update for may_aliases being a
9383 (compute_tag_properties): Ditto.
9384 (create_partition_for): Ditto.
9385 (compute_memory_partitions): Ditto.
9386 (dump_may_aliases_for): Ditto.
9387 (is_aliased_with): Ditto.
9388 (add_may_alias_for_new_tag): Ditto.
9389 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
9390 (compute_is_aliased): New function.
9391 (compute_may_aliases): Call compute_is_aliased).
9392 (init_alias_info): Initialize alias_bitmap_obstack.
9393 (union_alias_set_into): New function.
9394 (compute_flow_sensitive_aliasing): Use union_aliases_into.
9395 (have_common_aliases_p): Rewrite to take two bitmaps and use
9397 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
9399 (finalize_ref_all_pointers): Update for add_may_alias changes.
9400 (new_type_alias): Ditto.
9401 * tree-flow-inline.h (may_aliases): Return a bitmap.
9402 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
9403 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
9404 may_aliases being a bitmap.
9405 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
9406 may_aliases now returns a bitmap.
9407 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
9409 * tree-ssa-operands.c (add_virtual_operand): Update for
9410 may_aliases being a bitmap.
9412 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
9414 PR tree-optimization/30630
9415 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
9416 variable as changed.
9418 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
9421 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
9422 expanded only once even if an error occurs.
9424 2007-01-29 Ben Elliston <bje@au.ibm.com>
9426 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
9427 (__gcov_average_profiler): Likewise.
9428 (__gcov_ior_profiler): Likewise.
9429 (__gcov_merge_ior): Likewise.
9431 2007-01-28 Jan Hubicka <jh@suse.cz>
9433 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
9434 * value-prof.c (stringop_block_profile): Likewise.
9436 2007-01-28 Jan Hubicka <jh@suse.cz>
9438 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
9439 variant handling histograms; add wrapper.
9440 (clear_storage_via_libcall): Export.
9441 (emit_block_move_hints): Break out from ...; add histograms.
9442 (emit_block_move): ... this one.
9443 (clear_storage_hints): Break out from ...; add histograms.
9444 (clear_storage): ... this one.
9445 (set_storage_via_memset): Handle histogram.
9446 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
9447 (clear_storage_hints, clear_storage_via_libcall): Declare.
9448 (set_storage_via_setmem): Update prototype.
9449 * doc/md.texi (movmem, setmem): Document new arguments.
9451 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
9453 (stringop_block_profile): New global function.
9454 (tree_stringops_values_to_profile): Profile block size and alignment.
9455 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
9457 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
9458 (stringop_block_profile): Declare.
9459 * builtins.c: Include value-prof.h.
9460 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
9461 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
9462 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
9463 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
9464 * profile.c (instrument_values): Add new counters.
9465 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
9467 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
9468 (tree_init_edge_profiler): Build new profilers.
9469 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
9470 (pass_tree_profile): Add dump.
9471 (tree_profile_hooks): Update.
9472 * Makefile.in (LIBGCOV): Add new constants.
9473 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
9474 __gcov_ior_profiler): New.
9475 * i386.md (movmem/setmem expanders): Add new optional arguments.
9477 2007-01-28 David Edelsohn <edelsohn@gnu.org>
9479 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
9481 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9483 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
9484 (tree_unswitch_single_loop): Pass eni_size_weights to
9485 tree_num_loop_insns.
9486 * tree-ssa-loop-manip.c: Include tree-inline.h.
9487 (can_unroll_loop_p): Pass eni_size_weights to
9488 tree_num_loop_insns.
9489 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
9490 Pass eni_size_weights to estimate_num_insns.
9491 * tree.h (init_inline_once): Export.
9492 * toplev.c (backend_init): Call init_inline_once.
9493 * cgraphunit.c (cgraph_process_new_functions,
9494 cgraph_analyze_function): Pass eni_inlining_weights to
9496 * ipa-inline.c (compute_inline_parameters): Ditto.
9497 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
9498 to estimate_num_insns.
9499 (try_unroll_loop_completely): Pass eni_size_weights to
9500 tree_num_loop_insns.
9501 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
9502 ot estimate_num_insns.
9503 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
9504 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
9505 * tree-inline.c (eni_inlining_weights, eni_size_weights,
9506 eni_time_weights): New variables.
9507 (init_inline_once): Initialize them.
9508 (struct eni_data): Mew.
9509 (estimate_num_insns_1, estimate_num_insns): Use weights.
9510 * tree-inline.h (struct eni_weights_d): New.
9511 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
9512 (estimate_num_insns): Declaration changed.
9513 * cfgloop.h (tree_num_loop_insns): Declaration changed.
9514 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
9515 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
9517 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9519 * tree-data-ref.c (conflict_fn): Assert that the number of affine
9520 relations in the conflict function is valid.
9522 2007-01-27 Ian Lance Taylor <iant@google.com>
9524 * common.opt: Add fstrict-overflow.
9525 * opts.c (decode_options): Set flag_strict_overflow if -O2.
9526 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
9527 (TYPE_OVERFLOW_UNDEFINED): Define.
9528 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
9530 * tree.h (TYPE_TRAP_SIGNED): Don't define.
9531 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
9532 (fold_negate_expr): Likewise.
9533 (make_range): Likewise.
9534 (extract_muldiv_1): Likewise.
9535 (maybe_canonicalize_comparison): Likewise.
9536 (fold_comparison): Likewise.
9537 (fold_binary): Likewise.
9538 (tree_expr_nonnegative_p): Likewise.
9539 (tree_expr_nonzero_p): Likewise.
9540 * tree-vrp.c (compare_values): Likewise.
9541 (extract_range_from_binary_expr): Likewise.
9542 (extract_range_from_unary_expr): Likewise.
9543 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
9545 (nowrap_type_p): Likewise.
9546 * tree-scalar-evolution.c (simple_iv): Likewise.
9547 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
9548 (build_range_check): Likewise.
9549 (extract_muldiv_1): Likewise.
9550 (fold_comparison): Likewise.
9551 * tree-vrp.c (vrp_int_const_binop): Likewise.
9552 (extract_range_from_unary_expr): Likewise.
9553 * convert.c (convert_to_integer): Likewise.
9554 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
9555 (fold_comparison): Likewise.
9556 (fold_binary): Likewise.
9557 * optabs.c (optab_for_tree_code): Likewise.
9558 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
9559 * simplify-rtx.c (simplify_const_relational_operation): Check
9560 flag_strict_overflow and flag_trapv.
9561 (simplify_const_relational_operation): Likewise.
9562 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
9563 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
9566 2007-01-27 Roger Sayle <roger@eyesopen.com>
9568 * tree.c (tree_fold_gcd): Delete.
9569 * tree.h (tree_fold_gcd): Remove prototype.
9570 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
9571 test whether one constant integer is a multiple of another. Instead
9572 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
9573 * fold-const.c (multiple_of_p): We've determined both TOP and
9574 BOTTOM are integer constants so we can call int_const_binop directly
9575 instead of the more generic const_binop.
9577 2007-01-27 Roger Sayle <roger@eyesopen.com>
9579 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
9580 1*X check that the constant hasn't overflowed, to preserve the
9582 (round_up): Provide an efficient implementation when rouding-up an
9583 INTEGER_CST to a power-of-two.
9585 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9587 * doc/sourcebuild.texi: Add comma for clarity.
9588 * doc/extend.texi: Fix some typos.
9589 * doc/passes.texi: Likewise.
9590 * doc/cppinternals.texi: Likewise.
9591 * doc/c-tree.texi: Likewise.
9592 * doc/tree-ssa.texi: Likewise.
9593 * doc/install.texi: Likewise.
9595 2007-01-27 Jan Hubicka <jh@suse.cz>
9597 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
9598 (pass_sra): Do not require alias information.
9599 * passes.c (init_optimization_passes): Add SRA
9601 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
9603 * tracer.c (rest_of_handle_tracer): We already cleaned
9604 up the CFG in tracer() so don't do it here again.
9605 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
9606 cleanup_cfg here, either. And don't call renumber_insns.
9608 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
9609 and BB_HEAD are in the insn stream here. Instead make sure
9610 that BB_INSN is valid on all insns. Also, do check here that
9611 there are no pending branch predictions...
9612 (rtl_verify_flow_info): ...instead of doing it here. Checks
9613 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
9616 2007-01-26 Roger Sayle <roger@eyesopen.com>
9618 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
9619 function to simplify/factorize operand order canonicalization.
9620 (ix86_fixup_binary_operands): Reorganize using the above function.
9621 (ix86_binary_operator_ok): Likewise.
9623 2007-01-27 Jakub Jelinek <jakub@redhat.com>
9625 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
9626 file scope from optimize_attrs.
9627 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
9629 (optimize_attrs): Clear insn_code_values after freeing it.
9631 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9633 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
9634 a parts.base assignment.
9636 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9638 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
9639 (compute_subscript_distance, initialize_data_dependence_relation,
9640 finalize_ddr_dependent, analyze_ziv_subscript,
9641 analyze_siv_subscript_cst_affine,
9642 compute_overlap_steps_for_affine_univar,
9643 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9644 analyze_siv_subscript, analyze_miv_subscript,
9645 analyze_overlapping_iterations, subscript_dependence_tester_1,
9646 compute_self_dependence, free_dependence_relation): Work
9647 with affine_fn instead of chrecs.
9648 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
9649 common_affine_function, affine_function_base,
9650 affine_function_constant_p, affine_fn_op, affine_fn_plus,
9651 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
9652 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
9653 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
9654 (all_chrecs_equal_p): Removed.
9655 * tree-data-ref.h (affine_fn, conflict_function): New types.
9656 (struct subscript): Change type of conflicting_iterations_in_a
9657 and conflicting_iterations_in_b.
9659 2007-01-26 Steve Ellcey <sje@cup.hp.com>
9662 * config/pa/pa.h (TARGET_HPUX_11): New.
9663 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
9664 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
9666 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
9667 Richard Guenther <rguenther@suse.de>
9669 * tree-ssa-structalias.c (solve_graph): Handle case
9670 we merged the variable to another.
9672 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9674 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
9677 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
9678 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
9680 2007-01-25 DJ Delorie <dj@redhat.com>
9682 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
9683 allow changes to modes which don't fit in those registers.
9685 * reload1.c (choose_reload_regs): Check for invalid subregs before
9686 computing their locations, not after.
9688 2007-01-25 Geoffrey Keating <geoffk@apple.com>
9691 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
9692 save Altivec registers in an eh_return function.
9693 (compute_vrsave_mask): Likewise.
9694 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
9695 for saving Altivec registers.
9696 (rs6000_emit_prologue): Don't allocate stack twice in
9697 eh_return function. Correct expected value of altivec_save_offset
9698 when using save_world. Describe save of R0 to stack when using
9699 save_world. Describe stack pointer adjustment when using
9700 save_world. Remove duplicated eh_return parameter register saving.
9701 Update sp_offset variable after save_world.
9702 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
9704 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
9705 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
9708 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9710 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
9712 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9715 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
9716 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
9718 2007-01-25 Richard Guenther <rguenther@suse.de>
9720 * doc/invoke.texi (-Wcoverage-mismatch): Document.
9721 * common.opt (-Wcoverage-mismatch): New warning option.
9722 * coverage.c (get_coverage_counts): Ignore coverage mismatch
9723 if -Wcoverage-mismatch is given.
9725 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
9727 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
9728 (ipcp_driver): Change to static definition.
9729 Add dumping of the ifunctions.
9730 (constant_val_insert): Remove unused parameter. Support for SSA.
9731 (ipcp_propagate_const): Support for SSA.
9732 (ipcp_profile_bb_print): Print only analyzed nodes.
9733 (ipcp_replace_map_create): Remove support for Fortran constant
9735 * ipa-prop.c (ipa_method_modify_stmt,
9736 ipa_callsite_compute_param): Support for SSA.
9737 * ipa-prop.h (ipcp_driver): Remove declaration.
9738 (IS_VALID_TREE_MAP_INDEX): Add define.
9740 2007-01-24 Geoffrey Keating <geoffk@apple.com>
9742 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
9744 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9747 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
9748 constant argument to cabs and do it without checking for
9749 -funsafe-math-optimizations.
9751 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
9753 * c-common.h (RID_FIRST_CXX0X): New.
9754 (RID_LAST_CXX0X): New.
9755 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
9757 * c.opt (Wc++0x-compat): New.
9758 * doc/invoke.texi (-Wc++0x-compat): Document.
9760 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9762 * builtins.c (fold_builtin_carg): New.
9763 (fold_builtin_1): Use it.
9765 2007-01-24 Jan Hubicka <jh@suse.cz>
9767 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
9769 * ipa-inline.c (initial_insns, max_insns): Delete.
9770 (compute_max_insns): New function.
9771 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
9772 of insns as base for code growth.
9773 (cgraph_decide_inlining): Make initial_insns local; do not compute
9775 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
9776 * doc/invoke.texi (inline-unit-growth): Update docs.
9778 2007-01-24 Jakub Jelinek <jakub@redhat.com>
9780 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
9781 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
9782 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
9783 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
9784 for CPUs that have PTA_CX16 set.
9787 * gimplify.c (omp_check_private): New function.
9788 (gimplify_scan_omp_clauses): Use it for
9789 firstprivate/lastprivate/reduction.
9792 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
9793 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
9796 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
9797 If lower_lastprivate_clauses emits some statements, append them
9798 to dlist rather than body_p and to body_p append an initializer.
9799 (lower_omp_for): Adjust caller.
9801 2007-01-24 Steve Ellcey <sje@cup.hp.com>
9803 * target.h (globalize_decl_name): New.
9804 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9805 * output.h (default_globalize_decl_name): New.
9806 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
9808 (globalize_decl): Ditto.
9809 (default_globalize_decl_name): New.
9810 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
9811 (ia64_handle_version_id_attribute): New.
9812 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
9813 (ia64_asm_output_external): Use globalize_decl_name instead
9815 * doc/extend.texi (version_id): New pragma.
9816 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
9818 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9820 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
9821 _uleb128_t and _Unwind_SWord with _sleb128_t.
9822 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
9823 uw_frame_state_for, uw_update_context_1): Likewise.
9824 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
9825 * unwind-pe.h (read_uleb128, read_sleb128,
9826 read_encoded_value_with_base): Likewise.
9827 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
9829 2007-01-24 Richard Guenther <rguenther@suse.de>
9831 * builtins.c (expand_builtin_cexpi): Get the fndecl
9832 for cexp in the correct way.
9834 2007-01-24 Jan Hubicka <jh@suse.cz>
9836 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
9838 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9840 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
9841 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
9842 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
9843 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
9844 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
9845 __SIZEOF_PTRDIFF_T__.
9846 * doc/cpp.texi: Documentation for the new builtin macros added.
9848 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
9850 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
9851 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
9852 instead of operands[2] to avoid access past the end of array.
9854 2007-01-24 Richard Sandiford <richard@codesourcery.com>
9856 * reload1.c (emit_reload_insns): Pass the reload register
9857 for a non-spill output reload through forget_old_reloads_1.
9859 2007-01-23 Joseph Myers <joseph@codesourcery.com>
9861 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9862 _SOFT_DOUBLE if doubles use software floating-point.
9863 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
9864 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9865 * config/rs6000/darwin-ldouble.c: Also compile functions for
9866 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
9867 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
9868 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
9869 commented-out long double override.
9870 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
9871 * config/rs6000/eabispe.h: Likewise.
9872 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
9873 long double for non-SPE.
9874 (rs6000_handle_option): Likewise.
9875 (invalid_e500_subreg): Disallow more subregs involding DImode,
9876 DFmode, TImode or TFmode.
9877 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
9879 (legitimate_lo_sum_address_p): Also check for TFmode for E500
9881 (rs6000_legitimize_address): Also handle TFmode for E500 double.
9882 (rs6000_legitimize_reload_address): Also handle TFmode for E500
9884 (rs6000_legitimate_address): Also check for TFmode for E500
9886 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
9887 (spe_build_register_parallel): Handle TFmode and TCmode.
9888 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
9890 (function_arg): Handle TFmode and TCmode for E500 double.
9891 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
9893 (print_operand): Handle TFmode and TImode for %y.
9894 (rs6000_generate_compare): Handle TFmode comparisons for E500
9896 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
9897 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
9898 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
9899 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
9900 TFmode for E500 double.
9901 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
9902 (floatsidf2): Enable for E500 double.
9903 (movtf_softfloat): Use rs6000_nonimmediate_operand.
9904 (extenddftf2): Change to extenddftf2_fprs.
9905 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
9906 depending on TARGET_E500_DOUBLE.
9907 (extendsftf2): Enable for E500 double.
9908 (trunctfdf2): Enable for E500 double.
9909 (trunctfsf2): Change to trunctfsf2_fprs.
9910 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
9911 depending on TARGET_E500_DOUBLE.
9912 (floatsitf2): Enable for E500 double.
9913 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
9914 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
9915 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
9916 (negtf2): Change to negtf2_internal.
9917 (negtf2): New expander.
9918 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
9919 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
9920 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
9921 (movdi_internal32): Use rs6000_nonimmediate_operand.
9922 (unnamed splitter): Likewise.
9923 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
9924 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
9925 (SPE64TF, DITI): New mode macros.
9926 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
9929 (frob_<mode>_di_2): New.
9930 (frob_tf_di_8_2): New.
9931 (frob_di_df): Change to frob_di_<mode>; allow more modes.
9933 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
9935 (frob_ti_<mode>_8_2): New.
9936 (frob_ti_tf_2): New.
9937 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
9938 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
9940 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
9941 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
9942 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
9943 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
9944 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
9945 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
9948 2007-01-23 Ian Lance Taylor <iant@google.com>
9950 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
9952 (OBJS-archive): Reformat, alphabetize.
9953 (OBJS): Change out_object_file to OBJS-md.
9955 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
9957 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
9958 JUMP_P and CALL_P predicates where applicable.
9959 * config/i386/i386.c: Ditto.
9960 * config/i386/i386.md: Ditto.
9961 * config/i386/mmx.md: Ditto.
9962 * config/i386/predicates.md: Ditto.
9964 2007-01-22 Andreas Schwab <schwab@suse.de>
9966 * config/m68k/m68k.h: Fix comment.
9968 2007-01-22 Jan Hubicka <jh@suse.cz>
9970 * passes.c (init_optimization_passes): Do not rerun
9971 pass_early_warn_uninitialized.
9973 2007-01-22 Richard Guenther <rguenther@suse.de>
9975 PR tree-optimization/30038
9976 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
9978 (execute_cse_sincos_1): Likewise.
9979 (execute_cse_sincos): Likewise.
9980 (gate_cse_sincos): Likewise.
9981 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
9982 the cexpi() canonicalization of sincos().
9983 * tree-pass.h (pass_cse_sincos): Declare.
9984 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
9986 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9988 PR rtl-optimization/29329
9989 * combine.c (replaced_rhs_insn): Rename to i2mod.
9990 (replaced_rhs_value): Rename to i2mod_new_rhs.
9991 (i2mod_old_rhs): New global variable.
9992 (combine_instructions): Adjust for above change. Save a copy of
9993 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
9994 note are substituted in the second instruction.
9995 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
9996 ditch the note if it pertains to the second eliminated register
9997 and this register is mentioned in i2mod_old_rhs.
10000 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10002 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10003 the insn to which the note was originally attached.
10005 2007-01-21 Jan Hubicka <jh@suse.cz>
10007 * ipa-inline.c (inlining_mode): Comment, move up.
10008 (cgraph_decide_inlining_incrementally): Do not perform inlining
10009 itself; fix handling of flattening of self recursive functions.
10010 (cgraph_find_cycles): Remove.
10011 (cgraph_flatten_node): Remove.
10012 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10013 (try_inline): New function.
10014 (cgraph_early_inlining): Update call of
10015 cgraph_decide_inlining_incrementally. Apply inlining here.
10016 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10018 2007-01-21 Dirk Mueller <dmueller@suse.de>
10021 * tree-vrp.c (check_array_bounds): do not warn
10022 about ADDR_EXPR's of ARRAY_REF's which are immediately
10023 used in binary expressions.
10025 2007-01-21 Ira Rosen <irar@il.ibm.com>
10027 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10028 read_write_dep and macros for its access.
10029 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10030 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10031 argument, call vect_check_interleaving for every independent pair of
10032 data-refs. Mark loads that access the same memory location as a store
10034 (vect_check_dependences): Remove.
10035 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10036 call, fix the call to vect_analyze_data_ref_dependence.
10037 (vect_analyze_data_ref_access): For statements that access the same
10038 data-ref, check that they are not stores; for loads, check that there
10039 is no store that access the same location.
10041 2007-01-20 Roger Sayle <roger@eyesopen.com>
10042 Joseph Myers <joseph@codesourcery.com>
10044 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10045 (-fdump-rtl-stack): Likewise.
10046 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10047 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10048 (-mpt-fixed): Use @minus{} for minus sign.
10049 (Using Precompiled Headers): Fix under/overfull hbox.
10051 2007-01-20 Jan Hubicka <jh@suse.cz>
10053 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10054 place within annotation.
10056 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10058 * pa.c (output_move_double): Change array size of xoperands to 4.
10060 2007-01-20 Jan Hubicka <jh@suse.cz>
10062 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10065 2007-01-19 Ian Lance Taylor <iant@google.com>
10067 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10068 constant to unsigned HOST_WIDE_INT before negating.
10070 2007-01-19 Ian Lance Taylor <iant@google.com>
10072 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10074 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10075 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10076 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10077 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10078 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10079 (realloc_vdef, realloc_vuse): Change second parameter to
10081 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10082 fields to unsigned.
10083 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10084 unsigned. Change x and lim locals to unsigned.
10085 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10087 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10088 (copy_virtual_operands): Change i and n locals to unsigned.
10090 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10092 PR middle-end/29335
10093 * builtins.c (fold_builtin_1): Handle builtin fdim.
10095 2007-01-20 Jan Hubicka <jh@suse.cz>
10097 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10098 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10099 init_alias_heapvars.
10100 (init_alias_heapvars): Initialize only when not already initialized.
10101 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10103 2007-01-19 Roger Sayle <roger@eyesopen.com>
10105 * common.opt (fsigned-zeros): New command line option.
10106 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10107 of flag_unsafe_math_optimizations.
10108 * opts.c (set_fast_math_flags): The -ffast-math command line option
10109 implies -fno-signed-zeros.
10110 (fast_math_flags_set_p): Likewise.
10112 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10113 the documentation of -ffast-math appropriately. Wrap long lines.
10115 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10117 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10118 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10120 2007-01-19 Tomas Bily <tbily@suse.cz>
10122 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10124 (tree_init_ic_make_global_vars): New function
10125 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10126 (tree_gen_ic_profiler): New function
10127 (tree_gen_ic_func_profiler): New function
10128 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10129 (tree_profile_hooks): Added hook for indirec/virtual calls
10130 * value-prof.c (tree_find_values_to_profile): New case for
10132 (tree_values_to_profile): Call for determining indirect/virtual
10134 (tree_indirect_call_to_profile): New function
10135 (tree_ic_transform): New function
10136 (tree_ic): New function
10137 (find_func_by_pid): New function
10138 (init_pid_map): New function
10139 (tree_value_profile_transformations): Added check for
10140 indirect/virtual call transformation
10141 * value-prof.h (enum hist_type): New counter type for
10142 indirect/virtual calls
10143 (profile_hooks): Added new hook for profiling indirect/virtual
10145 * profile.c (instrument_values): New case for indirect/virtual
10147 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10148 (GCOV_COUNTER_V_INDIR): New counter type
10149 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10150 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10152 * cgraph.c: Definition of cgraph_max_pid
10153 (cgraph_create_node): Default init of pid attribute
10154 * cgraph.h: Declaration of cgraph_max_pid
10155 (struct cgraph_node): Added pid attribute
10156 * libgcov.c (__gcov_indirect_call_profiler): New function
10157 (__gcov_one_value_profiler_body): New function
10158 (__gcov_one_value_profiler): Body was moved to
10159 __gcov_one_value_profiler_body and calls it
10161 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
10163 * doc/gty.texi (Options): Document the mark_hook option to GTY.
10164 * gengtype.c (write_types_data, write_func_for_structure,
10165 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
10166 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
10167 (walk_type, write_func_for_structure): Generate the mark_hook if
10170 2007-01-19 Jan Hubicka <jh@suse.cz>
10172 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
10173 'early' argument take inlining mode argument specifying whether to
10174 inline for size/speeed or all functions; add support for flattening;
10176 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
10178 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10181 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
10182 the name of the declared identifier.
10184 2007-01-19 Dirk Mueller <dmueller@suse.de>
10186 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
10187 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
10188 duplicate evaluation.
10190 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10192 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
10193 Macroize expander using X87MODEF12 mode macro. Extend operand 1
10194 to XFMode, use acosxf2 and truncate result to requested mode.
10195 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10196 (asin<mode>2): Similarly, with asin expanders.
10197 (*fscalexf4_i387): Rename from *fscalexf4.
10198 (expNcorexf3): New expander.
10199 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
10200 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
10201 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
10202 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
10203 patterns for SSE math.
10204 (exp10<mode>2): Similarly, with exp10 expanders.
10205 (exp2<mode>2): Similarly, with exp2 expanders.
10206 (expm1<mode>2): Similarly, with expm1 expanders.
10207 (ldexp<mode>3): Similarly, with ldexp expanders.
10208 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
10209 Use gen_truncxf<mode>2_i387_noop to truncate result.
10211 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10213 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
10214 for ColdFire targets.
10216 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
10217 Richard Sandiford <richard@codesourcery.com>
10219 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
10220 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
10221 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
10222 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
10223 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10224 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10226 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10228 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
10229 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
10230 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
10231 (*adddi_dilshr32_cf): New pattern.
10232 (adddi3, subdi3): Remove first alternatives.
10234 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10236 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
10237 implemented using move.l, do not use its cc result for floating-point
10240 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10242 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
10243 from accepting 's' constraints if flag_pic.
10245 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10247 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
10248 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
10249 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
10250 condition from TARGET_68881 to TARGET_HARD_FLOAT.
10252 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
10254 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
10255 ColdFire alternatives.
10256 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
10257 * config/m68k/m68k.md (clzsi2): Define for ColdFire
10258 architectures that support ff1 instruction.
10260 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10261 Julian Brown <julian@codesourcery.com>
10263 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
10264 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
10265 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
10268 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10270 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
10272 (output_move_const_into_data_reg, output_move_simode_const): Delete.
10273 * config/m68k/m68k.c (const_method, const_int_cost): Take a
10274 HOST_WIDE_INT instead of an rtx.
10275 (m68k_rtx_costs): Update call accordingly.
10276 (output_move_const_into_data_reg): Likewise. Fix formatting.
10277 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
10279 (output_move_simode_const): Update calls after above changes.
10280 Rework to use automatic variables and predicates like MEM_P.
10281 * config/m68k/m68k.md (pushexthisi_const): Update call to
10284 2007-01-19 Dirk Mueller <dmueller@suse.de>
10286 * tree-ssa-alias.c (perform_var_substitution): Fix typo
10287 in dump_flags test.
10289 2007-01-19 Richard Guenther <rguenther@suse.de>
10291 * builtins.c (expand_builtin_cexpi): Fall back to expanding
10292 via cexp in case sincos is not available.
10294 2007-01-19 Richard Guenther <rguenther@suse.de>
10296 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
10297 * defaults.h (TARGET_HAS_SINCOS): Default to off.
10298 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
10299 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
10300 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
10301 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
10302 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
10303 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
10305 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10307 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
10309 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
10310 (atan2xf3): Directly generate RTL pattern.
10311 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
10312 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10313 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10314 disable patterns for SSE math.
10315 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
10316 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10317 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10318 disable patterns for SSE math.
10320 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
10322 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
10324 2007-01-18 Roger Sayle <roger@eyesopen.com>
10326 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
10327 VIEW_CONVERT_EXPR to the same type as it's operand.
10329 2007-01-18 David Edelsohn <edelsohn@gnu.org>
10331 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
10332 configured for long double 128.
10334 2007-01-18 Mike Stump <mrs@apple.com>
10336 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
10339 2007-01-18 Michael Meissner <michael.meissner@amd.com>
10341 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
10344 2007-01-18 Jan Hubicka <jh@suse.cz>
10346 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
10347 greater than NUM_VOP_FREE_BUCKETS.
10349 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
10351 * tree-ssa-structalias.c: Update comments.
10352 (ptabitmap_obstack): Removed.
10353 (pta_obstack): New.
10354 (oldpta_obstack): Ditto.
10355 (stats): Add a few members.
10356 (struct variable_info): Remove node, complex, address_taken, and
10357 indirect_target members. Add oldsolution member.
10358 (new_var_info): Do not initialize removed members.
10359 (constraint_expr_type): Remove INCLUDES.
10360 (constraint_graph): Add size, implicit_preds, rep,
10361 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
10362 (FIRST_REF_NODE): New macro.
10363 (LAST_REF_NODE): Ditto.
10364 (FIRST_ADDR_NODE): Ditto.
10365 (find): New function.
10367 (dump_constraint): Do not handle INCLUDES.
10368 (insert_into_complex): Do not insert duplicate constraints.
10369 (condense_varmap_nodes): Renamed and rewritten into ...
10370 (merge_node_constraints): This. Also fix bug in handling of
10371 offseted copy constraints.
10372 (clear_edges_for_node): No longer need to deal with preds at all,
10373 or removing associated preds/succs.
10374 (merge_graph_nodes): Deal with indirect_cycles.
10375 Don't deal with predecessors.
10376 (add_implicit_graph_edge): New function.
10377 (add_pred_graph_edge): Ditto.
10378 (add_graph_edge): Don't deal with predecessors.
10379 (build_constraint_graph): Removed.
10380 (build_pred_graph): New function.
10381 (build_succ_graph): Ditto.
10382 (struct scc_info): Removed in_component. Added roots, dfs, and
10383 node_mapping. Remove visited_index, unification_queue.
10384 (scc_visit): Deal with union-find we do now.
10385 Deal with cycles with REF nodes.
10386 (collapse_nodes): Renamed and rewritten to ...
10387 (unify_nodes): This.
10388 (process_unification_queue): Removed.
10389 (topo_visit): Cleanup
10390 (do_da_constraint): Use find.
10391 (do_sd_constraint): Ditto.
10392 (do_ds_constraint): Ditto.
10393 (do_complex_constraint): Ditto.
10394 (init_scc_info): Update for removed and added members.
10395 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
10396 (find_indirect_cycles): This.
10397 (equivalence_class): New variable.
10398 (label_visit): New function.
10399 (perform_variable_substitution): Rewritten.
10400 (free_var_substitution_info): New function.
10401 (find_equivalent_node): Ditto.
10402 (move_complex_constraints): Ditto.
10403 (eliminate_indirect_cycles): Ditto.
10404 (solve_graph): Only propagate changed bits.
10405 Use indirect cycle elimination.
10407 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
10408 (tree_id_eq): Renamed to ...
10409 (tree_vi_eq): This. Update for member change
10410 (insert_id_for_tree): Renamed and rewritten to ...
10411 (insert_vi_for_tree): This.
10412 (lookup_id_for_tree): Renamed and rewritten to ...
10413 (lookup_vi_for_tree): This.
10414 (get_id_for_tree): Renamed and rewritten to ...
10415 (get_vi_for_tree): Ditto.
10416 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
10417 (process_constraint): Don't handle INCLUDES.
10418 Remove special ADDRESSOF case.
10419 (find_func_aliases): Rewrite to use vi functions instead of id
10421 (create_function_info_for): Ditto.
10422 (create_variable_info_for): Ditto.
10423 (intra_create_variable_infos): Ditto.
10424 (merge_smts_into): Ditto.
10425 (find_what_p_points_to): Ditto.
10426 (init_base_vars): Ditto.
10427 (init_alias_vars): Ditto.
10428 (remove_preds_and_fake_succs): New function.
10429 (dump_sa_points_to_info): Dump new stats.
10430 (dump_solution_for_var): Use find.
10431 (set_used_smts): Fix formatting.
10432 (compute_points_to_sets): Updated for new functions.
10433 (ipa_pta_execute): Ditto.
10435 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10436 Richard Sandiford <richard@codesourcery.com>
10438 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
10440 * calls.c (expand_call): If the return value is a PARALLEL,
10441 extract its first member.
10442 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
10443 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10444 use FUNCTION_EXTRA_EPILOGUE.
10445 (m68k_function_value): Return a PARALLEL if the return value
10446 is of a pointer type.
10447 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
10448 (FUNCTION_EXTRA_EPILOGUE): Remove.
10449 * config/m68k/m68k.md (D0_REG): New constant.
10451 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10453 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10454 output a NOP for empty epilogues.
10456 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10458 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
10459 before function. Extend register save check to include all
10460 registers, not just integer ones.
10462 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10464 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
10465 (m68k_use_return_insn): ...this.
10466 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
10467 * config/m68k/m68k.c (use_return_insn): Rename to...
10468 (m68k_use_return_insn): ...this.
10469 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
10470 of USE_RETURN_INSN.
10472 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10474 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
10475 nearest even, fix denormal rounding overflow.
10477 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10479 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
10480 f%$smove and f%$move.
10481 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
10482 (extendsfdf2_cf): Use fdmove instead of f%&move.
10483 (truncdfsf2_cf): Use fsmove instead of f%$smove.
10484 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
10486 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10488 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
10491 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10493 * real.h (real_format): Add a canonical_nan_lsbs_set field.
10494 (coldfire_single_format): Declare.
10495 (coldfire_double_format): Likewise.
10496 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
10497 of qnan_msb_set to determine the lower bits of a canonical
10499 (encode_ieee_double): Likewise.
10500 (encode_ieee_quad): Likewise.
10501 (ieee_single_format): Initialize canonical_nan_lsbs_set.
10502 (mips_single_format): Likewise.
10503 (ieee_double_format): Likewise.
10504 (mips_double_format): Likewise.
10505 (ieee_extended_motorola_format): Likewise.
10506 (ieee_extended_intel_96_format): Likewise.
10507 (ieee_extended_intel_128_format): Likewise.
10508 (ieee_extended_intel_96_round_53_format): Likewise.
10509 (ibm_extended_format): Likewise.
10510 (mips_extended_format): Likewise.
10511 (ieee_quad_format): Likewise.
10512 (mips_quad_format): Likewise.
10513 (vax_f_format): Likewise.
10514 (vax_d_format): Likewise.
10515 (vax_g_format): Likewise.
10516 (i370_single_format): Likewise.
10517 (i370_double_format): Likewise.
10518 (decimal_single_format): Likewise.
10519 (decimal_double_format): Likewise.
10520 (decimal_quad_format): Likewise.
10521 (c4x_single_format): Likewise.
10522 (c4x_extended_format): Likewise.
10523 (real_internal_format): Likewise.
10524 (coldfire_single_format): New real_format.
10525 (coldfire_double_format): Likewise.
10526 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
10527 canonical_nan_lsbs_set.
10528 (pdp11_d_format): Likewise.
10529 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
10530 if TARGET_COLDFIRE_CPU.
10532 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10534 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
10535 (output_call, m68k_legitimize_call_address): Declare.
10536 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
10537 parenthesees. Add support for a 'W' constraint.
10538 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
10539 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
10540 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
10541 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
10543 (override_options): Initialize them. Do not set flag_no_function_cse
10544 for TARGET_ID_SHARED_LIBRARY.
10545 (m68k_output_pic_call): Delete.
10546 (m68k_legitimize_call_address): New function.
10547 (print_operand): Remove the %o prefix. Handle the %p prefix.
10548 (output_call): New function.
10549 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
10550 target address from the GOT if symbolic jumps are not allowed.
10551 * config/m68k/m68k.md (call, general_operand): Do not set
10552 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
10553 Merge separate flag_pic and !flag_pic define_insns into...
10554 (*call, *call_value): ...these new patterns. Match the address
10555 rather than the containing MEM and require it to be a call_operand.
10556 Use output_call to generate the asm template.
10557 * config/m68k/predicates.md (const_call_operand): New predicate.
10558 (call_operand): Likewise.
10560 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10562 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
10563 (STACK_GROWS_DOWNWARD): Define to 1.
10564 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
10565 comments, emphasizing that these values are only defaults.
10566 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
10567 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
10569 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10571 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
10573 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10574 Richard Sandiford <richard@codesourcery.com>
10576 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
10577 (FP_REGNO_P): New macros.
10578 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
10579 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
10580 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
10581 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
10583 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10585 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10586 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
10588 * config/m68k/t-floatlib: New file, extracting common code from...
10589 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
10590 * config/m68k/t-uclinux: Here.
10591 * config/m68k/fpgnulib.c: Do not compile extendeed precision
10592 routines on ColdFire targets.
10594 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10596 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10597 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
10598 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
10599 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
10600 explicitly set MOTOROLA to 1.
10601 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
10603 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10604 Nathan Sidwell <nathan@codesourcery.com>
10606 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
10607 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
10608 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
10609 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
10610 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
10611 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
10612 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
10613 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
10614 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
10615 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10616 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
10617 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
10618 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
10619 (DBX_REGISTER_NUMBER): Delete.
10620 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
10621 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10622 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
10624 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10626 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
10627 * config/flat.h: New file.
10628 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
10629 OBJECT_FORMAT_FLAT.
10630 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
10631 indirect references for -msep-data or -mid-shared-library.
10632 Do not use PC-relative code addresses either.
10633 * config/m68k/m68k.c (override_options): Restrict -fPIC error
10635 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
10636 for shared libraries and crt1.o for executables. Use crti.o and
10638 (ENDFILE_SPEC): Use crtend.o and crtn.o.
10639 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
10640 Do not add -elf2flt or -shared-lib-id options here.
10641 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
10642 Pass -shared-lib-id if -mid-shared-library, taking the library
10643 identifier from -mshared-library-id if given, otherwise
10645 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
10646 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
10647 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
10648 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
10649 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
10650 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
10652 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
10653 jump sequence for ISA A and ISA A+.
10654 (PICJUMP): Likewise.
10656 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10658 * config.gcc (m68k-*-uclinux*): Base the port on the common
10659 and m68k GNU/Linux files rather than on the generic ELF ones.
10660 * config/m68k/uclinux.h (TARGET_VERSION): Override.
10661 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10663 2007-01-18 Julian Brown <julian@codesourcery.com>
10664 Richard Sandiford <richard@codesourcery.com>
10666 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
10667 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10668 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
10670 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
10671 80 unconditionally.
10672 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10674 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10676 * doc/install.texi: Document m68k-uclinuxoldabi.
10677 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
10678 * config/m68k/uclinux-oldabi.h: New file, copied from
10679 config/m68k/uclinux.h.
10681 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
10683 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
10684 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
10685 (m32r_compute_frame_size): Use unsigned for regno.
10686 (m32r_reload_lr): Use gen_frame_mem.
10688 (m32r_output_function_epilogue): Don't output the function epilogue
10690 (m32r_expand_epilogue): New.
10691 (direct_return): Return false if the function has the interrupt
10693 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
10694 * config/m32r/m32r.md (epilogue): New expander.
10695 (return_lr, return_rte): New insns.
10696 (return): Make it expander.
10697 (return_normal): New expander.
10699 2007-01-18 Josh Conner <jconner@apple.com>
10702 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
10703 support for UNLE, UNLT, UNGE, and UNGT.
10705 2007-01-18 Jan Hubicka <jh@suse.cz>
10707 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
10708 * tree-tailcall (add_virtual_phis): Likewise.
10709 (optimize_tail_call): Return TODOs.
10710 (execute_tail_calls): Return TODOs.
10711 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
10712 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
10714 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10715 Cleanup cfg using TODO.
10716 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
10717 * passes.c (execute_function_todo): When cleanup did something, remove
10719 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
10720 (make_edges): Don't cleanup_cfg.
10722 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
10724 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
10725 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
10726 operate on the top of stack.
10727 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
10728 register handling of instructions that output to the second
10730 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
10731 (move_for_stack_reg): Special-case check for dead destination
10732 stack slot for constant load of 1.0 inside UNSPEC_TAN.
10734 * config/i386/i386.md (UNSPEC_TAN): New constant.
10735 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
10736 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
10737 to correctly model move of constant 1.0 to top stack slot.
10738 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
10739 (unnamed peephole2 pattern): Remove corresponding peephole2
10740 pattern that optimizes tan insn and loading of constant 1.0.
10741 (tanxf2): Use fptanxf4_i387.
10742 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
10743 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
10744 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10745 disable patterns for SSE math.
10746 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
10747 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
10749 2007-01-18 Dirk Mueller <dmueller@suse.de>
10750 Richard Guenther <rguenther@suse.de>
10753 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
10754 * common.opt (Warray-bounds): Add new warning option.
10755 * c-opts.c (c_common_handle_option): Define -Warray-bounds
10757 * Makefile.in: make tree-vrp.o depend on toplev.h
10758 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
10760 (check_array_refs, check_array_bounds, check_array_ref): New.
10762 2007-01-18 Jan Hubicka <jh@suse.cz>
10764 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
10765 (execute_ssa_ccp): Return flags conditionally.
10766 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
10768 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
10770 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
10772 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
10773 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
10775 * Makefile.c (GTFILES): Add cfglayout.h.
10776 * gengtype.c (open_base_files): Likewise.
10777 * cfglayout.c (cfg_layout_function_footer,
10778 cfg_layout_function_header) Reindent to make gengtype happy.
10779 * cfglayout.h (cfg_layout_function_footer,
10780 cfg_layout_function_header): Add GTY(()) marker.
10782 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
10784 2007-01-18 Ben Elliston <bje@au.ibm.com>
10786 * genautomata.c (write_automata): Include xstrerror output in the
10787 error message if writing the DFA description file fails.
10789 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
10791 * config/mips/mips-protos.h (mips_output_external): Make it
10793 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
10794 * config/mips/mips.c (irix_output_external_libcall): Likewise.
10795 (extern_list): Likewise.
10796 (extern_head): Likewise.
10797 (TARGET_ASM_FILE_END): Likewise.
10798 (mips_file_end): Likewise.
10799 (mips_output_external): Rewritten.
10801 2007-01-18 Ben Elliston <bje@au.ibm.com>
10803 * genpreds.c (write_insn_preds_c): Only write out the function
10804 body for regclass_for_constraint if we have register constraints.
10806 2007-01-17 Tom Tromey <tromey@redhat.com>
10808 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
10809 * doc/install.texi (Testing): Use sourceware.org.
10810 (Binaries): Likewise.
10811 (Specific): Likewise.
10812 * doc/contrib.texi (Contributors): Use sourceware.org.
10814 2007-01-17 Anatoly Sokolov <aesok@post.ru>
10816 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
10817 (AVR_ENHANCED): Rename to ...
10818 (AVR_HAVE_MUL): ... new.
10819 (avr_enhanced_p): Rename to ...
10820 (avr_have_mul_p): ... new.
10821 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
10822 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
10823 * config/avr/avr.c (avr_enhanced_p): Rename to ...
10824 (avr_have_mul_p): ... new.
10825 (base_arch_s): Rename 'enhanced' to 'have_mul'.
10826 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
10827 'avr_enhanced_p' and 'enhanced'.
10828 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
10829 AVR_HAVE_MUL instead of AVR_ENHANCED.
10830 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10831 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
10832 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
10833 instead of AVR_ENHANCED.
10834 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
10835 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
10836 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
10838 2007-01-17 Ian Lance Taylor <iant@google.com>
10840 * vec.h (VEC_reserve_exact): Define.
10841 (vec_gc_p_reserve_exact): Declare.
10842 (vec_gc_o_reserve_exact): Declare.
10843 (vec_heap_p_reserve_exact): Declare.
10844 (vec_heap_o_reserve_exact): Declare.
10845 (VEC_OP (T,A,reserve_exact)): New static inline function, three
10847 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
10848 negative parameter.
10849 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
10850 (VEC_OP (T,A,copy)) [all versions]: Likewise.
10851 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
10852 * vec.c (calculate_allocation): Add exact parameter. Change all
10854 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
10855 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
10856 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
10857 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
10858 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
10859 (vec_heap_p_reserve_exact): New function.
10860 (vec_heap_o_reserve_exact): New function.
10862 2007-01-17 Jan Hubicka <jh@suse.cz>
10864 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
10866 2007-01-17 Eric Christopher <echristo@apple.com>
10868 * config.gcc: Support core2 processor.
10870 2007-01-16 Jan Hubicka <jh@suse.cz>
10872 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
10873 the names, just unlink the chain so we don't crash on dangling pointers
10876 2007-01-16 Jan Hubicka <jh@suse.cz>
10878 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
10879 * tree-pass.h: Reorder to make IPA passes appear toegher.
10880 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
10881 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
10882 parameters, do not call early inliner.
10883 * ipa-inline.c: Update comments. Include tree-flow.h
10884 (cgraph_decide_inlining): Do not compute inlining parameters.
10885 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
10886 be called with function context set up.
10887 (pass_ipa_inline): Remove unreachable functions before pass.
10888 (cgraph_early_inlining): Simplify assuming to be called from the
10890 (pass_early_inline): New pass.
10891 (cgraph_gate_ipa_early_inlining): New gate.
10892 (pass_ipa_early_inline): Turn into simple wrapper.
10893 (compute_inline_parameters): New function.
10894 (gate_inline_passes): New gate.
10895 (pass_inline_parameters): New pass.
10896 (apply_inline): Move here from tree-optimize.c
10897 (pass_apply_inline): New pass.
10898 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
10900 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
10901 doing them by hand.
10902 (tree_function_versioning): Do not allocate dummy struct function.
10903 * tree-inline.h (optimize_inline_calls): Update prototype.
10904 * tree-optimize.c (execute_fixup_cfg): Export.
10905 (pass_fixup_cfg): Remove
10906 (tree_rest_of_compilation): Do not apply inlines.
10907 * tree-flow.h (execute_fixup_cfg): Declare.
10908 * Makefile.in (gt-passes.c): New.
10909 * passes.c: Include gt-passes.h
10910 (init_optimization_passes): New passes.
10911 (nnodes, order): New static vars.
10912 (do_per_function_toporder): New function.
10913 (execute_one_pass): Dump current pass here.
10914 (execute_ipa_pass_list): Don't dump current pass here.
10916 2007-01-16 Janis Johnson <janis187@us.ibm.com>
10918 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
10919 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
10921 2007-01-16 David Edelsohn <edelsohn@gnu.org>
10923 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
10924 (strong_alias): Define.
10925 (__gcc_qmul): Provide non-FMA for soft-float.
10926 (__gcc_qdiv): Same.
10931 (__gcc_qunord): New.
10941 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
10942 soft-float functions.
10943 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
10944 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
10945 about long double soft float.
10947 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
10948 Tehila Meyzels <tehila@il.ibm.com>
10950 * tree-vectorizer.h (is_pattern_stmt_p): New.
10951 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
10952 formatting (tabs instead of spaces). Cleanup and clarify setting
10953 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
10954 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
10955 (vectorizable_type_demotion): Check that types are integral.
10956 (vectorizable_type_promotion): Likewise.
10957 (vectorizable_store): Fix typo. Eliminate new-line at end of
10960 2007-01-16 Jan Hubicka <jh@suse.cz>
10962 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
10965 2007-01-15 Eric Christopher <echristo@apple.com>
10967 * ifcvt.c: Include vec.h, vecprim.h.
10968 (check_cond_move_block): New argument regs.
10969 Reorganize. Add registers used to regs.
10970 (cond_move_process_if_block): Use regs set above as
10973 2007-01-15 Eric Christopher <echristo@apple.com>
10975 * config/darwin.h: Update copyright.
10976 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
10977 (LINK_COMMAND_SPEC): Add -u.
10978 (LINK_SPEC): Fix umbrella for above.
10980 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
10982 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
10985 2007-01-15 Tom Tromey <tromey@redhat.com>
10987 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
10988 * doc/install.texi (Testing): Don't mention jacks.
10989 (Configuration): Document --enable-java-maintainer-mode. Move
10990 --with-java-home to libgcj-specific section. Document
10992 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
10994 2007-01-15 Jan Hubicka <jh@suse.cz>
10996 * tree-ssa-dce.c (DCE_TODOs): New.
10997 (propagate_necessity): Return if something changed.
10998 (eliminate_unnecessary_stmts): Likewise.
10999 (perform_tree_ssa_dce): Return TODO flags when needed.
11000 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11002 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11004 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11005 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11006 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11007 patterns using X87MODEF12 mode macro. Extend operand 1
11008 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11009 (log10<mode>2): Ditto.
11010 (log2<mode>2): Ditto.
11011 (log1p<mode>2): Ditto.
11012 (logb<mode>2): Ditto.
11013 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11014 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11015 (*fxtractxf3_i387): Rename from *fxtractxf3.
11016 (fxtract_extend<mode>xf3_i387): New insn pattern.
11017 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11018 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11019 and gen_fyl2xxf3_i387().
11021 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11023 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11024 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11025 get_loop_exit_edges. Changed return type to bool.
11026 * cfgloop.h (fix_loop_placement): Declaration removed.
11028 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11030 * param.h (MIN_VECT_LOOP_BOUND): New.
11031 * params.def (MIN_VECT_LOOP_BOUND): New.
11032 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11033 argument - minimum threshold for number of iterations.
11034 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11035 argument to declaration.
11036 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11037 MIN_VECT_LOOP_BOUND.
11038 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11039 slpeel_tree_peel_loop_to_edge with additional argument.
11040 (vect_do_peeling_for_alignment): Likewise.
11041 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11043 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11046 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11047 operands of size 1.
11049 2007-01-14 Jan Hubicka <jh@suse.cz>
11051 * tree-dfa.c (remove_referenced_var): New function.
11052 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11053 prune referenced vars list too.
11054 * tree-flow.h (remove_referenced_var): Declare.
11056 2007-01-14 Jan Hubicka <jh@suse.cz>
11058 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11060 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11061 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11062 * except.h (verify_eh_throw_table_statements): Kill prototype.
11063 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11064 into call exrepssions.
11065 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11067 * tree-cfg.c: Include pointer-set.h.
11068 (verify_node_sharing): Work on pointer set.
11069 (verify_eh_throw_stmt_node): New.
11070 (verify_stmts): Use pointers sets, verify throw_stmt.
11072 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11074 * ipa-reference.c (analyze_function): Consider also addresses taken
11077 2007-01-12 Roger Sayle <roger@eyesopen.com>
11079 * c-typeck.c (null_pointer_constant_p): Replace use of
11080 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11081 (build_c_cast): Likewise.
11083 2007-01-12 Roger Sayle <roger@eyesopen.com>
11085 * tree.h (force_fit_type_double): Remove unused final argument.
11086 * c-common.c (constant_expression_warning): Replace use of
11087 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11088 (convert_and_check): Likewise.
11089 (shorten_compare): Update call to force_fit_type_double.
11090 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11091 * convert.c (convert_to_pointer): Update call to
11092 force_fit_type_double.
11093 * fold-const.c (force_fit_type_double): Remove overflowed_const
11095 (int_const_binop, fold_convert_const_int_from_int,
11096 fold_convert_const_int_from_real, fold_div_compare,
11097 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11098 fold_abs_const, fold_not_const): Remove the final argument from
11099 calls to force_fit_type_double.
11101 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11103 * configure.ac: Set insn to "nop" for spu-*-* also.
11104 * configure: Regenerate.
11106 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11108 * builtins.def : Add BUILT_IN_FREE.
11110 2007-01-12 Jan Hubicka <jh@suse.cz>
11112 PR tree-optimization/30443
11113 * tree-inline.c (tree_function_versioning): Do not optimize when
11114 cloning for inlining.
11116 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11118 * doc/loop.texi: Document recording of loop exits.
11119 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11120 (update_single_exits_after_duplication,
11121 update_single_exit_for_duplicated_loop,
11122 update_single_exit_for_duplicated_loops): Removed.
11123 (duplicate_loop_to_header_edge): Do not call
11124 update_single_exits_after_duplication and
11125 update_single_exit_for_duplicated_loops.
11126 (loop_version): Do not update single_exit information.
11127 (fix_loop_structure): Use record_loop_exits instead of
11128 mark_single_exit_loops.
11129 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11130 the lists of loop exits.
11131 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11132 split_edge, merge_blocks): Update the lists of loop exits.
11133 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11134 loop_optimizer_init.
11135 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11136 of mark_single_exit_loops.
11137 (loop_optimizer_finalize): Call release_recorded_exits.
11138 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11139 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11140 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11141 update single exit information.
11142 * lambda-code.c (perfect_nestify): Ditto.
11143 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11144 (mark_single_exit_loops): Removed.
11145 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11146 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11147 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11149 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11150 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11151 (verify_loop_structure): Verify consistency of the exit lists.
11152 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11153 (set_single_exit): Removed.
11154 * cfgloop.h (struct loop_exit): New function.
11155 (struct loop): single_exit_ field replaced by exits field.
11156 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
11157 (struct loops): Added exits hash.
11158 (mark_single_exit_loops, set_single_exit): Declaration removed.
11159 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
11161 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11163 * doc/invoke.texi: Avoid use of @headitem.
11165 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11167 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
11169 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11171 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
11174 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11175 Richard Sandiford <richard@codesourcery.com>
11177 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
11178 * config/m68k/m68k.opt: Resort options.
11179 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
11181 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11182 Richard Sandiford <richard@codesourcery.com>
11184 * doc/invoke.texi: Document the macros that are defined by
11185 m68k's -mtune and -mhard-float options.
11186 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
11187 (m68k_cpp_cpu_family): Likewise.
11188 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
11189 of __ucfv*__ macros. Define __mcffpu__ if generating code for
11190 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
11191 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
11192 (m68k_cpp_cpu_family): Likewise.
11194 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11196 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
11197 macros besides mc68000 as tuning macros. Use a switch statement
11198 to set them and mcpu32.
11200 2007-01-12 Julian Brown <julian@codesourcery.com>
11202 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
11203 (TARGET_68040_ONLY): Rename to...
11204 (TARGET_68040): ...this.
11205 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
11206 * config/m68k/m68k.md: Likewise.
11208 2007-01-12 Julian Brown <julian@codesourcery.com>
11209 Nathan Sidwell <nathan@codesourcery.com>
11210 Richard Sandiford <richard@codesourcery.com>
11212 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
11213 the -mcpu= argument associated with the --with-cpu setting.
11214 Define M68K_DEFAULT_TUNE to the default -mtune= option,
11215 if different from the one implied by the -mcpu setting.
11216 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
11217 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
11218 * doc/invoke.texi: Mention ColdFire in the introduction to the
11219 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
11220 -mno-div and -mhard-float options. Make -m68881 a synonym for
11221 -mhard-float. Document the previously-undocumented -m5206e,
11222 -m528x, -m5307 and -m5407 options. Tweak the existing option
11223 documentation for consistency.
11224 * doc/install.texi: Mention new --with-cpu arguments.
11225 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
11226 default CPU if neither -mcpu nor -march are specified.
11227 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
11228 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
11229 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
11230 using m68k_tune to decide between families that implement the
11231 same ISA. Use m68k_tune to set __mcfv4e__.
11232 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
11233 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
11234 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
11235 (FL_ISA_C, FL_ISA_MMU): New macros.
11236 (MASK_COLDFIRE): Delete.
11237 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
11238 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
11239 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
11240 (TARGET_HARD_FLOAT): Do not define here.
11241 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
11242 (TUNE_68000): New macro.
11243 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
11244 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
11245 (TUNE_CFV2): Redefine in terms of m68k_tune.
11246 (uarch_type, target_device, fpu_type): New enums.
11247 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
11248 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
11249 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
11250 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
11251 (FL_FOR_isa_c): New macros.
11252 (m68k_isa): New enum.
11253 (m68k_target_selection): New structure.
11254 (all_devices, all_isas, all_microarchs): New tables.
11255 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
11256 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
11257 (MASK_ALL_CPU_BITS): Delete.
11258 (m68k_find_selection): New function.
11259 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
11260 Map the legacy target options to a combination of the new ones.
11261 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
11262 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
11263 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
11265 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
11266 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
11268 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
11269 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
11270 * config/m68k/m68k-devices.def: New file.
11272 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11273 Nathan Sidwell <nathan@codesourcery.com>
11275 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
11276 (SUBTARGET_EXTRA_SPECS): New macros.
11277 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
11278 use %(asm_cpu_spec) instead.
11279 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
11280 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
11281 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
11282 (EXTRA_SPECS): Rename to...
11283 (SUBTARGET_EXTRA_SPECS): ...this.
11285 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11286 Richard Sandiford <richard@codesourcery.com>
11287 Julian Brown <julian@codesourcery.com>
11289 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11290 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
11291 to the configuration's default CPU.
11292 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
11293 Remove default masks.
11294 (m680[012]0-*-*): Set the default with_cpu to the first part of
11296 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
11297 (m68k*-*-linux): Extend the --with-cpu handling to...
11298 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
11299 and m68010. Don't set target_cpu_default2.
11300 * doc/install.texi: Document --with-cpu for m68k.
11301 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
11302 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
11303 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
11304 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
11305 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
11306 (ASM_SPEC): Remove use of %(asm_cpu_default).
11307 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
11308 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
11309 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
11310 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
11311 __HAVE_FPU__ if TARGET_HARD_FLOAT.
11312 (TARGET_DEFAULT): Delete.
11313 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
11314 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
11315 (CPP_CPU_SPEC): Delete.
11316 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
11317 the appropriate string.
11318 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
11319 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
11320 (ASM_SPEC): Don't use %(asm_default_spec).
11321 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
11322 TARGET_DEFAULT and add MASK_68881.
11323 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
11325 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11327 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
11328 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
11329 MASK_68010 alongside MASK_68020.
11330 * doc/invoke.texi: Document -m68010.
11331 * config/m68k/m68k.opt (m68010): New.
11332 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
11334 (TUNE_68010): New macro.
11335 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
11336 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
11337 (M68K_CPU_m68332): Add MASK_68010.
11338 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
11339 fallback definition.
11340 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
11342 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
11343 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
11344 to all entries that use MASK_68020.
11345 (output_move_simode_const, output_move_himode, output_move_qimode)
11346 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
11347 instead of TARGET_68020 to select clr behavior. Remove comment
11348 about there being no TARGET_68010.
11349 * config/m68k/m68k.md: Likewise throughout.
11351 2007-01-12 Julian Brown <julian@codesourcery.com>
11353 * config/m68k/m68k.h (TARGET_ISAB): New macro.
11354 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
11355 * config/m68k/m68k.md: Likewise.
11357 2007-01-12 Julian Brown <julian@codesourcery.com>
11359 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
11360 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
11362 2007-01-12 Julian Brown <julian@codesourcery.com>
11364 * config/m68k/m68k.h (TUNE_68040_60): New macro.
11365 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
11366 * config/m68k/m68k.md: Likewise.
11368 2007-01-12 Julian Brown <julian@codesourcery.com>
11369 Richard Sandiford <richard@codesourcery.com>
11371 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
11372 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
11373 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
11375 (TARGET_CPU32): Rename to...
11376 (TUNE_CPU32): ...this.
11377 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
11378 (TUNE_CFV2): New macros.
11379 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
11380 remove conditions that are implied by TARGET_68020.
11381 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
11382 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
11383 (m68k_output_function_epilogue): Likewise.
11384 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
11385 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
11386 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
11387 non-68000 timings. Refactor multiplication and division costs.
11388 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
11389 TUNE_CPU32 instead of TARGET_CPU32.
11390 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
11391 and TUNE_68060 instead of TARGET_68060.
11392 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
11393 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
11395 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
11396 && !TARGET_COLDFIRE" to choose between moveq and clr.
11397 Likewise in the unnamed movsf pattern.
11398 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
11399 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
11402 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11404 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
11405 of tabbing before backslashes.
11407 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11409 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
11410 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
11411 (ASM_OUTPUT_INTERNAL_LABEL): Define.
11413 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11415 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
11416 find_interesting_uses_cond.
11417 (find_interesting_uses_cond): Use extract_cond_operands.
11418 (rewrite_use_compare): Use extract_cond_operands and
11419 force_gimple_operand_bsi. Do not call update_stmt.
11420 (determine_use_iv_cost_condition): Use extract_cond_operands.
11421 Return cheaper of using original bound and changing the exit bound.
11423 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11425 PR tree-optimization/29516
11426 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
11427 most_expensive_mult_to_index, addr_to_parts,
11428 create_mem_ref, maybe_fold_tmr): Make the type of
11429 fields of TARGET_MEM_REF sizetype.
11430 (move_fixed_address_to_symbol, move_pointer_to_base):
11432 * tree.def (TARGET_MEM_REF): Add comment on types of
11435 2007-01-11 Joseph Myers <joseph@codesourcery.com>
11437 * c-common.c (vector_types_convertible_p): Treat opaque types as
11438 always convertible if they have the same size, but not otherwise.
11440 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
11442 * ifcvt.c (struct noce_if_info): Add comments to the fields.
11443 Remove the b_unconditional field.
11444 (noce_try_sign_mask): Do not look at b_unconditional.
11445 (noce_process_if_block): Do not use merge_if_blocks. Update
11446 the CFG here. Do not set b_unconditional.
11447 (cond_move_process_if_block): Likewise.
11448 (find_cond_trap): Likewise.
11449 (check_cond_move_block): Require simple jump insns at the end
11450 of the basic block.
11452 2007-01-11 Jan Hubicka <jh@suse.cz>
11454 PR tree-optimization/1046
11455 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
11456 when alias info is not ready.
11457 (pass_tail_recursion): Do not require aliasing.
11458 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
11459 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
11460 * tree-ssa-copy.c (pass_copy_prop): Likewise.
11461 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
11462 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
11463 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
11464 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
11466 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
11467 When aliasing is not build, mark statement as volatile.
11469 2007-01-11 Tom Tromey <tromey@redhat.com>
11471 PR preprocessor/15185, PR preprocessor/20989:
11472 * doc/cppopts.texi <-MT>: Update description of algorithm for
11473 computing default target.
11474 <-M, -MD>: Reword "basename" text.
11476 2007-01-11 Roger Sayle <roger@eyesopen.com>
11478 * builtins.c (expand_builtin_pow, expand_builtin_powi,
11479 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
11480 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11481 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
11482 fold_builtin_bswap, real_constp, fold_builtin_pow,
11483 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
11484 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
11485 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11486 * convert.c (convert_to_pointer): Likewise.
11487 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11488 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
11489 const_binop, fold_convert_const_int_from_int,
11490 fold_convert_const_int_from_real,
11491 fold_convert_const_real_from_real, sign_bit_p,
11492 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
11493 fold_sign_changed_comparison, fold_unary, fold_comparison,
11494 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
11495 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11496 * print-tree.c (print_node_brief, print_node): Likewise.
11497 * stor-layout.c (place_field, layout_type): Likewise.
11498 * tree-chrec.c (keep_cast): Likewise.
11499 * tree.c (build_vector, build_real, build_real_from_int_cst,
11500 build_complex): Likewise.
11502 2007-01-11 Roger Sayle <roger@eyesopen.com>
11504 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
11505 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
11507 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
11509 * configure.ac (strict1_warn): Rename to strict_warn.
11510 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
11511 cc_set_by_configure, quoted_cc_set_by_configure,
11512 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
11513 all_boot_languages, all_stagestuff): Remove.
11514 (target_list): Remove bootstrap targets.
11515 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
11516 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
11517 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
11518 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
11519 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
11520 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
11521 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
11522 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
11523 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
11524 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
11525 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
11526 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
11527 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
11528 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
11529 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
11530 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
11531 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
11532 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
11533 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
11534 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
11535 (mostlyclean): Adjust.
11536 (clean, distclean): Don't mention bootstrap stuff.
11537 * configure: Regenerate.
11538 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
11539 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
11540 treelang/config-lang.in (stagestuff): Remove.
11541 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
11542 stageprofile, stagefeedback, stagestuff): Remove mention.
11544 2007-01-11 Nick Clifton <nickc@redhat.com>
11546 * config/mcore/predicates.md (mcore_general_movesrc_operand):
11548 (mcore_general_movdst_operand): Do not accept CONST_INTs.
11549 (mcore_arith_K_S_operand): Run the test for the S constraint not
11550 the test for the M constraint.
11551 (mcore_addsub_operand): Do not accept integer values that are
11552 larger than 32 bits.
11553 * config/mcore/mcore.md: Remove unused constraints from split.
11554 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
11555 (addsi3): Likewise.
11556 (allocate_stack): Likewise.
11557 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
11558 operands to 32 bits.
11559 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
11561 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
11562 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
11563 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
11564 mcore_output_bclri, mcore_output_andn, output_inline_const,
11565 mcore_output_move, mcore_output_movedouble): Likewise.
11566 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
11567 (output_inline_const): Likewise.
11568 (output_inline_const): Fix format strings used in sprintf
11570 * config/mcore/mcore-protos.h: Update prototypes for changed
11571 functions in mcore.c.
11572 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
11573 HOST_WIDE_INT and not int.
11574 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
11575 CONST_OK_FOR_N): Likewise.
11576 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
11577 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
11580 2007-01-10 Jan Hubicka <jh@suse.cz>
11582 * tree-vrp.c (remove_range_assertions): Release defs.
11583 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
11584 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
11586 2007-01-10 Paul Brook <paul@codesourcery.com>
11588 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
11589 * config/arm/arm.md (mulsi3subsi): New insn.
11591 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
11593 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
11594 (tree_transform_and_unroll_loop): New.
11595 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
11598 2007-01-10 Robert Kennedy <jimbob@google.com>
11600 * fold-const.c (fold_comparison): Fold comparisons like (x *
11601 1000 < 0) to (x < 0).
11603 2007-01-10 Ian Lance Taylor <iant@google.com>
11605 * tree-pretty-print.c (dump_generic_node): Print parentheses when
11606 operands have the same priority.
11608 2007-01-10 Tom Tromey <tromey@redhat.com>
11610 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
11611 (fold_binary): Likewise.
11612 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
11613 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
11614 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
11615 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
11616 * langhooks.h (struct lang_hooks): Removed field
11617 'can_use_bit_fields_p'.
11619 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
11621 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
11623 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
11625 * function.c (get_last_funcdef_no): New function.
11626 * function.h (get_last_funcdef_no): Declare.
11627 * tree-inline.c (initialize_cfun): Add initialization.
11628 (tree_function_versioning): Cleanup.
11630 2007-01-10 Jan Hubicka <jh@suse.cz>
11632 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
11635 2007-01-10 Sa Liu <saliu@de.ibm.com>
11636 Ben Elliston <bje@au.ibm.com>
11638 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
11639 for SAVE_NONLOCAL and Pmode for any other save level.
11640 * spu-protos.h (spu_restore_stack_block): Declare.
11641 * spu.md (save_stack_block): Remove.
11642 (restore_stack_block): Call spu_restore_stack_block.
11643 * spu.c (spu_restore_stack_block): New function.
11644 (spu_expand_epilogue): Remove old comment.
11646 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11648 PR tree-optimization/30322
11649 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
11650 (cand_value_at): Return the value as aff_tree.
11651 (may_eliminate_iv): Convert the bound from aff_tree to tree.
11652 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
11653 aff_combination_mult): New functions.
11654 (aff_combination_add): Use aff_combination_add_cst.
11655 (aff_combination_convert): Allow conversions to a wider type.
11656 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
11657 * tree-affine.h (aff_combination_mult): Declare.
11659 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
11661 * doc/tm.texi: Update documentation to reflect reality of exec
11662 and start file search behaviours. Update copyright year.
11663 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
11664 header file directories.
11666 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
11668 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
11669 (*cosxf2): Rename to cosxf2_i387.
11670 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
11671 using X87MODEF12 mode macro. Rename patterns to
11672 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
11674 (*cosdf2, *cossf2): Ditto.
11675 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
11676 to match extended input operands.
11677 (sincos<mode>3): New expander.
11678 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
11679 insn patterns and corresponding splitters.
11681 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
11683 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
11684 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
11686 2007-01-09 Nicolas Pitre <nico@cam.org>
11689 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
11691 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11693 * target.h (struct gcc_target): New field library_rtti_comdat.
11694 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
11695 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
11696 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
11697 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
11699 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11701 * doc/invoke.texi (Optimize Options): Correct description of -O0.
11703 2007-01-08 Richard Guenther <rguenther@suse.de>
11705 * tree.h (force_fit_type_double): Export.
11706 (force_fit_type): Remove.
11707 * fold-const.c (force_fit_type_double): New function.
11708 (force_fit_type): Remove.
11709 (int_const_binop): Use it.
11710 (fold_convert_const_int_from_int): Likewise.
11711 (fold_convert_const_int_from_real): Likewise.
11712 (fold_div_compare): Likewise.
11713 (fold_sign_changed_comparison): Likewise.
11714 (fold_unary): Likewise.
11715 (fold_negate_const): Likewise.
11716 (fold_abs_const): Likewise.
11717 (fold_not_const): Likewise.
11718 * c-common.c (shorten_compare): Use force_fit_type_double.
11719 * convert.c (convert_to_pointer): Likewise.
11721 2007-01-08 Richard Guenther <rguenther@suse.de>
11723 * tree.h (build_int_cst_wide_type): Export.
11724 * tree.c (build_int_cst_wide_type): New function.
11725 (build_int_cst_wide): Fix comment.
11726 * builtins.c (fold_builtin_object_size): Use build_int_cst
11727 to build -1 or 0 of the correct type. Use fit_double_type
11728 to check for overflow.
11729 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
11731 (decode_field_reference): Likewise.
11732 (all_ones_mask_p): Likewise.
11733 (native_interpret_int): Use build_int_cst_wide_type.
11734 (fold_binary): Use build_int_cst_type to build an all-ones
11736 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
11738 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
11740 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
11742 2007-01-09 Ben Elliston <bje@au.ibm.com>
11744 * genautomata.c (STATS_OPTION): New option.
11745 (stats_flag): New flag.
11746 (gen_automata_option): Handle it.
11747 (initiate_automaton_gen): Ditto.
11748 (write_automata): Output statistics only if stats_flag is
11749 set. Likewise, output time statistics only if time_flag is set.
11750 * doc/md.texi (Processor pipeline description): Document new flag.
11752 2007-01-08 Richard Guenther <rguenther@suse.de>
11754 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
11755 * tree.c (build_int_cst_type): Likewise.
11756 (size_in_bytes): Don't call force_fit_type on the result.
11757 (int_fits_type_p): Use fit_double_type.
11758 * fold-const.c (fit_double_type): New function.
11759 (force_fit_type): Use it.
11760 * tree.h (fit_double_type): Export.
11762 2007-01-08 Jan Hubicka <jh@suse.cz>
11764 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
11765 * ipa.c (function_and_variable_visibility): Fix return type.
11767 2007-01-08 Richard Guenther <rguenther@suse.de>
11769 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
11770 of offset to build the index.
11771 * tree-pretty-print.c (dump_generic_node): Don't build negated
11772 const just for printing.
11773 * c-pretty-print.c (pp_c_integer_constant): Likewise.
11774 * builtins.c (fold_builtin_int_roundingfn): Check if result
11775 fits the type by using force_fit_type and comparing the result.
11776 * predict.c (predict_loops): Use compare_tree_int for comparison.
11777 * tree.c (build_int_cst): Fall back to integer_type_node for
11779 (build_int_cst_wide): Assert type is non-null.
11781 2007-01-08 Roberto Costa <roberto.costa@st.com>
11783 * tree-vrp.c (extract_range_from_cond_expr): New.
11784 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
11785 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
11787 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
11788 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
11789 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
11790 used as expressions.
11791 * tree-object-size.c (cond_expr_object_size): New.
11792 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
11794 2007-01-08 Jan Hubicka <jh@suse.cz>
11796 * tree-ssa-forwprop.c (forward_propagate_into_cond,
11797 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
11800 2007-01-08 Richard Guenther <rguenther@suse.de>
11802 PR tree-optimization/23603
11803 * tree-vrp.c (set_value_range_to_truthvalue): New function.
11804 (extract_range_from_binary): Fall back to truthvalue instead of
11805 varying for TRUTH_*_EXPR.
11806 (extract_range_from_comparison): Fall back to truthvalue instead of
11808 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
11809 if all visited PHI values were constant.
11811 2007-01-08 Jan Hubicka <jh@suse.cz>
11813 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
11814 (cgraph_analyze_function): break out from ...
11815 (cgraph_finalize_compilation_unit): ... here.
11816 (cgraph_expand_function): Remove forgoten commented out line.
11817 (cgraph_optimize): Analyze functions.
11819 2007-01-08 Jan Hubicka <jh@suse.cz>
11821 * tree-pas.h (TODO_remove_function): New flag.
11822 (TODO_update*): Renumber.
11823 (pass_ipa_increase_alignment,
11824 pass_ipa_function_and_variable_visibility): New passes.
11825 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
11826 (cgraph_function_and_variable_visibility): Move to ipa.c
11827 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
11828 cgraph_increase_alignment.
11829 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
11830 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
11831 calling tree-inline.
11832 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
11833 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
11834 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
11835 (gate_increase_alignment): New function.
11836 (pass_ipa_increase_alignment): New pass.
11837 * ipa.c: Inline tree-pass.h and timevar.h
11838 (function_and_variable_visibility): Move here from cgraphunit.c
11839 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
11840 * passes.c (init_optimization_passes): Add the two new passes.
11841 (execute_todo): Handle cgraph_remove_functions.
11843 2007-01-08 Nick Clifton <nickc@redhat.com>
11845 * config/frv/predicates.md (reg_or_0_operand): Accept
11848 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
11850 * config/bfin/rtems.h, config/bfin/t-rtems: New.
11851 * config.gcc: Add bfin*-rtems*.
11853 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11855 * c.opt: Add -flax-vector-conversions.
11856 * c-typeck.c (convert_for_assignment): Pass flag to
11857 vector_types_convertible_p to allow emission of note.
11858 (digest_init): Likewise.
11859 * c-opts.c: Handle -flax-vector-conversions.
11860 * c-common.c (flag_lax_vector_conversions): New.
11861 (vector_types_convertible_p): Unless -flax-vector conversions
11862 has been passed, disallow conversions between vectors with
11863 differing numbers of subparts and/or element types. If such
11864 a conversion is disallowed, possibly emit a note on the first
11865 occasion only to inform the user of -flax-vector-conversions.
11866 The new last argument specifies this.
11867 * c-common.h (flag_lax_vector_conversions): New.
11868 (vector_types_convertible_p): Add extra argument.
11869 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
11870 char_type_node for V*QI type vectors.
11871 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
11872 Update to satisfy new typechecking rules.
11873 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
11874 C and C++ variants.
11875 * doc/invoke.texi (C Dialect Options): Document
11876 -flax-vector-conversions.
11878 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
11880 PR tree-optimization/29877
11881 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
11882 a register variable on the RHS to not be replaceable.
11884 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
11885 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
11886 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
11887 const_simm15, const_pow2, const_npow2): Added.
11888 * config/score/misc.md (insv, extv, extzv, movmemsi,
11889 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
11890 * config/score/score.c (score_address_cost, score_select_cc_mode):
11892 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
11893 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
11894 Update score_print_operand.
11895 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
11896 Adjust register allocate order and update some macro define.
11897 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
11898 mdx_block_move_straight, mdx_block_move_loop_head,
11899 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
11900 mdx_block_move): Added.
11901 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
11902 mdp_limm): Updated and fix some bug and typo.
11903 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
11904 (movsf, movdf, doloop_end): Added.
11906 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
11908 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
11909 config/arm/thumb2.md: Fix comment typos.
11910 * doc/extend.texi: Fix a typo.
11912 2007-01-07 Eric Christopher <echristo@apple.com>
11914 * configure.ac: Check for __stack_chk_fail for darwin.
11915 * configure: Regenerate.
11917 2007-01-07 Richard Guenther <rguenther@suse.de>
11919 * tree-vrp.c (extract_range_from_assert): CSE calls to
11920 compare_values where possible.
11921 (extract_range_from_unary_expr): Likewise.
11923 2007-01-07 Anatoly Sokolov <aesok@post.ru>
11925 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
11926 * config/avr/avr.c (call_insn_operand): Delete function.
11927 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
11928 instead of register number. Use predicates.
11929 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
11930 call_insn_operand): Add.
11932 2007-01-06 Jan Hubicka <jh@suse.cz>
11934 * tree-pass.h (pass_build_cgraph_edges): Declare.
11935 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
11936 (visited_nodes): Remove.
11937 (cgraph_create_edges): Move to cgraphbuild.c; rename to
11938 build_cgrpah_edges; make visited_nodes local.
11939 (cgraph_process_new_functions): DO not call initialize_inline_failed.
11940 (record_references_in_initializer): Move to cgraphbuild.c
11941 (initialize_inline_failed, rebuild_cgraph_edges,
11942 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
11943 (verify_cgraph_node): Make visited_nodes local.
11944 (cgraph_analyze_function): Do not call cgraph_create_edges and
11945 initialize_inline_failed.
11946 (cgraph_expand_function): Do not call cgraph_lower_function;
11947 assert that function is already lowered.
11948 * Makefile.in (cgraphbuild.o): New.
11949 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
11950 at the end of lowering passes.
11952 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
11954 * ifcvt.c (cond_move_convert_if_block): New function, code
11955 factored out from...
11956 (cond_move_process_if_block): ...here. Call the new function
11957 on the THEN and ELSE blocks.
11958 (merge_if_block): Do not copy global_live_at_end, merge_blocks
11959 already takes care of this.
11961 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11964 * tree.h (TREE_OVERFLOW_P): New.
11965 * c-typeck.c (parser_build_unary_op): Warn only if result
11966 overflowed and operands did not.
11967 (parser_build_binary_op): Likewise.
11968 (convert_for_assignment): Remove redundant overflow_warning.
11969 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
11971 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11973 * c-typeck.c (store_init_value): Split over two lines to follow
11974 the GNU coding style.
11976 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
11978 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
11979 __GXX_EXPERIMENTAL_CXX0X__.
11980 * doc/cpp.texi: Same.
11982 2007-01-05 Richard Guenther <rguenther@suse.de>
11984 PR middle-end/27826
11985 * tree.c (get_narrower): Do not construct COMPONENT_REFs
11986 with mismatched types. Instead explicitly build a
11987 conversion NOP_EXPR.
11989 2007-01-05 Ian Lance Taylor <iant@google.com>
11991 * c-common.c (decl_with_nonnull_addr_p): New function.
11992 (c_common_truthvalue_conversion): Call it.
11993 * c-typeck.c (build_binary_op): Likewise.
11994 * c-common.h (decl_with_nonnull_addr_p): Declare.
11996 2007-01-05 Jakub Jelinek <jakub@redhat.com>
11999 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12002 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12004 * doc/install.texi (Final install): Document the fact that
12005 the GNAT runtime should not be stripped.
12007 2007-01-04 Jan Hubicka <jh@suse.cz>
12009 * tree-inline.c (fold_marked_statements): Update operand caches
12010 and EH after folding
12012 2007-01-04 Ian Lance Taylor <iant@google.com>
12014 * c-common.c (check_function_nonnull): Whitespace fix.
12016 2007-01-04 Jan Hubicka <jh@suse.cz>
12018 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12019 comitted older version of patch.
12020 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12021 function, celanup cfg and collect garbage.
12023 2007-01-04 Mike Stump <mrs@apple.com>
12025 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12028 2007-01-04 Eric Christopher <echristo@apple.com>
12030 * libgcc2.c (__bswapsi2): Use SItype.
12031 (__bswapdi2): Use DItype.
12032 * libgcc2.h: Update for above.
12034 2007-01-04 Paul Brook <paul@codesourcery.com>
12036 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12037 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12038 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12039 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12040 umulsi3_highpart): Make conditional on !arm_arch6.
12041 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12042 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12043 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12044 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12045 umulsi3_highpart_v6): New insns.
12047 2007-01-04 Roger Sayle <roger@eyesopen.com>
12049 * fold-const.c (fold_convert): When casting an expression to void,
12050 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12051 have a type. Instead of attempting to build a NOP_EXPR, return
12052 these "special" trees directly.
12054 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12056 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12057 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12058 rs6000_cost->fp not 0 as adjustment for outer NEG.
12060 2007-01-04 Jan Hubicka <jh@suse.cz>
12062 * cgraph.c (cgraph_release_function_body): New function.
12063 (cgraph_remove_node): Use it.
12064 * cgraph.h (cgraph_release_function_body): Declare.
12065 * cgraphunit.c (cgraph_expand_function): Use it.
12066 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12067 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12068 is initialized and while compilation of other function is running.
12069 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12070 statement CFG annotations from here to ...
12071 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12073 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12075 * cfgloop.h (enum li_flags): Make the constants powers of two.
12077 2007-01-04 Jan Hubicka <jh@suse.cz>
12079 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12081 (fold_marked_statements): New function.
12082 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12083 * tree-inline.h (copy_body_data): Add statements_to_fold.
12085 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12087 * config.gcc: Mention libgcc/config.host.
12088 * Makefile.in: Update comments mentioning libgcc.
12089 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12090 (all.cross, start.encap, rest.encap, rest.cross): Update
12091 dependencies for libgcc move.
12092 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12093 (clean-target, clean-target-libgcc): Delete.
12094 (srcdirify, GCC_EXTRA_PARTS): New macros.
12095 (libgcc-support, libgcc.mvars): New rules.
12096 (distclean): Remove mention of mklibgcc.
12097 (install): Don't reference INSTALL_LIBGCC.
12098 (install-common): Don't reference EXTRA_PARTS.
12099 (install-libgcc, install-multilib): Delete rules.
12100 * mklibgcc.in: Delete file.
12101 * doc/configfiles.texi: Don't mention mklibgcc.
12103 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12104 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12105 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12106 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12107 (mklibgcc, ldblspecs): Likewise.
12109 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12110 (posixpre.def): Use $(T).
12111 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12112 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12113 (SHLIB_LINK): Make dummy.
12114 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12116 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12118 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12119 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12120 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12121 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12123 * configure.ac (all_outputs): Remove mklibgcc.
12124 * configure: Regenerated.
12126 2007-01-03 Josh Conner <jconner@apple.com>
12128 PR middle-end/29683
12129 * calls.c (compute_argument_addresses): Set stack and stack_slot
12130 for partial args, too.
12131 (store_one_arg): Use locate.size.constant for the size when
12132 generating a save_area.
12134 2007-01-03 Robert Kennedy <jimbob@google.com>
12136 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12137 whose definitions are deleted due to basic block merging.
12139 2007-01-03 Paul Brook <paul@codesourcery.com>
12142 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12144 (use_return_insn): Return 0 for Thumb interrupt functions.
12145 (print_multi_reg): Add rfe argument for IRQ returns.
12146 (arm_output_epilogue): Pop interrupt return address directly into PC.
12147 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12149 2007-01-03 Paul Brook <paul@codesourcery.com>
12151 Merge from sourcerygxx-4_1.
12152 * config/arm/thumb2.md: New file.
12153 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
12155 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
12156 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12157 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
12158 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
12160 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12161 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
12163 * config/arm/ieee754-sf.S: Ditto.
12164 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
12165 (thumb1_base_register_rtx_p): ... to this.
12166 (thumb_index_register_rtx_p): Rename...
12167 (thumb1_index_register_rtx_p): ... to this.
12168 (thumb_output_function_prologue): Rename...
12169 (thumb1_output_function_prologue): ... to this.
12170 (thumb_legitimate_address_p): Rename...
12171 (thumb1_legitimate_address_p): ... to this.
12172 (thumb_rtx_costs): Rename...
12173 (thumb1_rtx_costs): ... to this.
12174 (thumb_compute_save_reg_mask): Rename...
12175 (thumb1_compute_save_reg_mask): ... to this.
12176 (thumb_final_prescan_insn): Rename...
12177 (thumb1_final_prescan_insn): ... to this.
12178 (thumb_expand_epilogue): Rename...
12179 (thumb1_expand_epilogue): ... to this.
12180 (arm_unwind_emit_stm): Rename...
12181 (arm_unwind_emit_sequence): ... to this.
12182 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
12183 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
12184 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
12185 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
12186 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
12187 thumb2_output_casesi): New functions.
12188 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
12189 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
12190 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
12191 THUMB2_WORK_REGS): Define.
12192 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
12193 arm_condexec_mask, arm_condexec_masklen)): New variables.
12194 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
12195 (arm_override_options): Check new CPU capabilities.
12196 Set new architecture flag variables.
12197 (arm_isr_value): Handle v7m interrupt functions.
12198 (user_return_insn): Return 0 for v7m interrupt functions. Handle
12200 (const_ok_for_arm): Handle Thumb-2 constants.
12201 (arm_gen_constant): Ditto. Use movw when available.
12202 (arm_function_ok_for_sibcall): Return false for v7m interrupt
12204 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
12205 (thumb_find_work_register, arm_load_pic_register,
12206 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
12207 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
12208 print_multi_reg, output_mov_long_double_fpa_from_arm,
12209 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
12210 output_mov_double_fpa_from_arm, output_move_double,
12211 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
12212 output_return_instruction, arm_output_function_prologue,
12213 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
12214 arm_output_mi_thunk, thumb_set_return_address): Ditto.
12215 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
12216 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
12217 (arithmetic_instr, shift_op): Use arm_shift_nmem.
12218 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
12220 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
12221 (thumb_expand_prologue): Use thumb_set_frame_pointer.
12222 (arm_file_start): Output directive for unified syntax.
12223 (arm_unwind_emit_set): Handle stack alignment instruction.
12224 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
12225 Add v6t2, v7, v7a, v7r and v7m.
12226 (RETLDM): Add Thumb-2 code.
12227 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
12228 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
12229 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
12230 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
12231 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
12232 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
12233 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
12234 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
12235 ADJUST_INSN_LENGTH): Define.
12236 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
12237 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
12238 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
12239 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
12240 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
12241 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
12242 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
12243 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
12244 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
12245 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
12246 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
12247 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
12248 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
12249 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
12250 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
12251 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
12252 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
12254 * config/arm/arm-tune.md: Regenerate.
12255 * config/arm/arm-protos.h: Update prototypes.
12256 * config/arm/vfp.md: Enable patterns for Thumb-2.
12257 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
12258 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
12259 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
12260 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
12261 * config/arm/libunwind.S: Add Thumb-2 code.
12262 * config/arm/constraints.md: Update include Thumb-2.
12263 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
12264 * config/arm/ieee754-df.S: Ditto.
12265 * config/arm/bpabi.S: Ditto.
12266 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
12267 * config/arm/predicates.md (low_register_operand,
12268 low_reg_or_int_operand, thumb_16bit_operator): New.
12269 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
12270 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
12271 * config/arm/t-arm-elf: Add armv7 multilib.
12272 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
12274 (UNSPEC_STACK_ALIGN, ce_count): New.
12275 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
12276 arm_zero_extendsidi2, arm_zero_extendqidi2): New
12278 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
12279 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
12280 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
12281 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
12282 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
12283 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
12285 * doc/extend.texi: Document ARMv7-M interrupt functions.
12286 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
12288 2007-01-03 Jakub Jelinek <jakub@redhat.com>
12290 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
12291 (struct _Unwind_Context): Rename args_size to flags, remove
12292 signal_frame field, add a new args_size field and version field.
12293 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
12294 _Unwind_IsExtendedContext): New inline functions.
12295 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
12296 Assume by_value array is only present if _Unwind_IsExtendedContext.
12297 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
12298 _Unwind_IsSignalFrame.
12299 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
12300 (uw_update_context_1): Use _Unwind_SetSignalFrame.
12301 (uw_init_context_1): Initialize context->flags to
12302 EXTENDED_CONTEXT_BIT.
12303 * config/rs6000/linux-unwind.h (frob_update_context): Use
12304 _Unwind_SetSignalFrame.
12306 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12308 PR middle-end/30353
12309 * gimplify.c (gimplify_modify_expr_complex_part): Move below
12310 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
12313 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
12315 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
12316 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
12317 RET, AT_SP): Remove.
12318 * config/i386/i386.md (*sse_prologue_save_insn): Use return
12321 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12322 * cfgbuild.c (find_basic_blocks): Likewise.
12323 * cfgrtl.c (rtl_create_basic_block): Likewise.
12324 * function.c (temp_slots_at_level): Likewise.
12325 * reg-stack.c (stack_regs_mentioned): Likewise.
12326 * regclass.c (allocate_reg_info): Likewise.
12327 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12328 set_bb_for_stmt, move_block_to_fn): Likewise.
12329 * tree-complex.c (tree_lower_complex): Likewise.
12330 * vec.h (VEC_safe_grow_cleared): New.
12332 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
12334 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
12336 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
12337 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
12339 * cfgloopmanip.c (scale_loop_frequencies): Export.
12340 (loopify): Scale the frequencies by prescribed coefficients.
12341 (set_zero_probability): New function.
12342 (duplicate_loop_to_header_edge): Improve updating of frequencies.
12343 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
12344 and frequencies according to arguments.
12345 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
12347 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
12348 * modulo-sched.c (sms_schedule): Set probabilities for entering
12349 versioned loop correctly.
12350 * tree-vect-transform.c (vect_transform_loop): Ditto.
12351 * cfgloop.h (loopify, loop_version): Declaration changed.
12352 (scale_loop_frequencies): Declared.
12354 2007-01-02 Jan Hubicka <jh@suse.cz>
12356 * cgraph.c: Include tree-flow.h
12357 (cgraph_add_new-function): Handle IPA_SSA mode; execute
12358 early_local_passes.
12359 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
12360 * tree-pass.h (pass_all_early_optimizations): Declare.
12361 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
12362 early_local_passes.
12363 (cgraph_analyze_function): Do early_local_passes.
12364 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12365 Do not add referenced vars.
12366 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
12368 (gate_all_early_local_passes): New gate.
12369 (pass_early_local_passes): Use new gate.
12370 (execute_early_local_optimizations): New functions.
12371 (gate_all_early_optimizations): New gate.
12372 (pass_all_early_optimizations): New pass.
12373 (execute_free_datastructures): Free SSA only when initialized.
12374 (gate_init_datastructures): Init only when optimizing.
12375 (tree_lowering_passes): Do early local passes when called late.
12376 * tree-profile.c (do_tree_profiling): Don't profile functions added
12378 (do_early_tree_profiling, pass_early_tree_profile): Kill.
12379 * tree-cfg.c (update_modified_stmts): Do not update when operands are
12381 * passes.c (init_optimizations_passes): Reorder so we go into SSA
12382 during early_local_passes.
12383 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
12386 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12388 * Makefile.in: Update copyright year.
12390 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12392 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
12393 in $(lang_checks) and check-consistency targets.
12395 2007-01-02 Jan Hubicka <jh@suse.cz>
12397 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12398 Do not add referenced vars.
12399 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
12401 * passes.c (init_optimization_passes): Put mudflap_2 after
12402 free_datastructures.
12404 2007-01-02 Jan Hubicka <jh@suse.cz>
12406 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
12407 Set NOTHROW flag on call statements proved to be nothrow.
12408 Update statement of local calls so new pure/const functions are
12409 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
12411 (tree_rest_of_compilation): Register hooks and initialize bitmap
12412 early. Do not set after_inlining flag.
12414 2007-01-02 Steve Ellcey <sje@cup.hp.com>
12416 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
12417 HOST_BITS_PER_LONGLONG
12419 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12422 * c-typeck.c (store_init_value): Don't emit pedantic overflow
12423 warning for non-static initializers.
12425 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
12427 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
12428 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
12429 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
12430 Always use set_unique_reg_note to add REG_EQUAL notes.
12432 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12435 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12437 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12438 * cfgbuild.c (find_basic_blocks): Likewise.
12439 * cfgrtl.c (rtl_create_basic_block): Likewise.
12440 * function.c (temp_slots_at_level): Likewise.
12441 * reg-stack.c (stack_regs_mentioned): Likewise.
12442 * regclass.c (allocate_reg_info): Likewise.
12443 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12444 set_bb_for_stmt, move_block_to_fn): Likewise.
12445 * tree-complex.c (tree_lower_complex): Likewise.
12446 * vec.h (VEC_safe_grow_cleared): New.
12448 2007-01-02 Ian Lance Taylor <iant@google.com>
12450 * c-common.c (c_common_truthvalue_conversion): When warning about
12451 using an assignment as a truth value, set TREE_NO_WARNING.
12453 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12456 * c.opt (Wold-style-declaration): New.
12457 * doc/invoke.texi (C-only Warning Options): New.
12458 (Wold-style-declaration): Document it.
12459 (Wextra): Enabled by -Wextra.
12460 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12461 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
12462 -Wold-style-declaration.
12464 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12466 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12467 * cfgbuild.c (find_basic_blocks): Likewise.
12468 * cfgrtl.c (rtl_create_basic_block): Likewise.
12469 * function.c (temp_slots_at_level): Likewise.
12470 * reg-stack.c (stack_regs_mentioned): Likewise.
12471 * regclass.c (allocate_reg_info): Likewise.
12472 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12473 set_bb_for_stmt, move_block_to_fn): Likewise.
12474 * tree-complex.c (tree_lower_complex): Likewise.
12475 * vec.h (VEC_safe_grow_cleared): New.
12477 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
12479 * c-common.c (c_common_nodes_and_builtins): Since variants of
12480 void_type_node get built before it is given a name, we need to
12481 give those variants the name, too.
12482 (complete_array_type): We need to work with the canonical main
12483 type of the array, from which we will build the qualified version.
12484 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
12485 * print-tree.c (print_node): Display canonical type information
12487 * stor-layout.c (layout_type): When we don't know the
12488 alignment of a type for which we're building an array, we end up
12489 guessing wrong, so make the type require structural equality.
12490 * tree.c (make_node_stat): When we build a new type, it is its
12491 own canonical type.
12492 (build_type_attribute_qual_variant): When building an attribute
12493 variant, its canonical type is the non-attribute variant. However,
12494 if the attributes are target-dependent and they differ, we need to
12495 use structural equality checks for this type.
12496 (build_qualified_type): A qualified type is not equivalent to its
12497 unqualified variant; set the canonical type appropriately.
12498 (build_distinct_type_copy): When building a distinct type from
12499 another type, the new type is its own canonical type.
12500 (build_variant_type_copy): When building a new type variant, we
12501 assume that it is equivalent to the original type.
12502 (build_pointer_type_for_mode): When building a pointer type, also
12503 build a canonical type pointer.
12504 (build_reference_type_for_mode): When building a reference type,
12505 also build a canonical type reference.
12506 (build_index_type): When we can't hash an index type (e.g.,
12507 because its maximum value is negative), the index type requires
12508 structural equality tests.
12509 (build_array_type): Build the canonical form of an array type.
12510 (build_function_type): Function types require structural equality,
12511 because they contain default arguments, attributes, etc.
12512 (build_method_type_directly): Ditto for method types.
12513 (build_offset_type): Build the canonical offset type.
12514 (build_complex_type): Build the canonical vector type.
12515 (make_vector_type): Build the canonical vector type.
12516 * tree.h (TYPE_CANONICAL): New.
12517 (TYPE_STRUCTURAL_EQUALITY_P): New.
12518 (SET_TYPE_STRUCTURAL_EQUALITY): New.
12519 (struct tree_type): Added "canonical" field.
12520 * params.h (VERIFY_CANONICAL_TYPES): New.
12521 * doc/c-tree.texi (TYPE_CANONICAL): Document.
12522 (TYPE_STRUCTURAL_EQUALITY_P): Document.
12523 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
12524 * doc/invoke.texi (verify-canonical-types): Document --param
12525 parameter for verifying canonical types.
12527 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12529 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
12530 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
12531 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
12532 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
12534 * config/rs6000/e500.h: New.
12535 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
12536 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
12538 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
12539 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
12540 TARGET_E500_DOUBLE): Remove.
12541 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
12542 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
12543 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
12544 * config/rs6000/rs6000.c (rs6000_override_options): Use
12545 CHECK_E500_OPTIONS.
12547 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12549 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
12550 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
12551 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
12552 rs6000_emit_cmove): Don't check TARGET_E500.
12553 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
12554 sordered): Don't check TARGET_E500.
12556 2007-01-01 Eric Christopher <echristo@apple.com>
12558 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
12559 HARD_REGISTER_NUM_P.
12561 2007-01-01 Roger Sayle <roger@eyesopen.com>
12563 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
12564 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
12565 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
12568 2007-01-01 Mike Stump <mrs@apple.com>
12570 * configure.ac: Remove support for building with Apple's gcc-3.1.
12572 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12574 PR middle-end/30311
12575 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
12576 REG is a hard register. Do not modify REG before calling
12578 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
12579 multiple of the size of YMODE for certain lowpart cases.
12581 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12583 PR middle-end/30253
12584 * gimplify (voidify_wrapper_expr): Update for
12585 GIMPLE_MODIFY_STMT.
12587 2007-01-01 Andreas Schwab <schwab@suse.de>
12590 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
12591 save of BR0 in extra_spill_size instead of spill_size.
12592 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
12594 (ia64_expand_epilogue): Restore BR0 from its new location.
12596 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12598 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
12599 Use a temporary variable if the left hand side is not a gimple
12602 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12604 * gimplify.c (gimplify_return_expr): Make the temporary variable
12605 for the return expression, a gimple register variable.
12607 2007-01-01 Jan Hubicka <jh@suse.cz>
12609 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
12612 2007-01-01 Mike Stump <mrs@apple.com>
12614 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
12616 * config/darwin.c (machopic_select_rtx_section): Use
12617 HAVE_GAS_LITERAL16.
12618 (darwin_mergeable_constant_section): Likewise.
12619 * configure: Regenerate.
12620 * config.in: Regenerate.
12622 2007-01-01 Jan Hubicka <jh@suse.cz>
12623 Andrew Pinski <pinskia@gmail.com>
12625 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
12626 before starting IPA passes.