1 2007-05-08 Jie Zhang <jie.zhang@analog.com>
3 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
5 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6 argument. Safely select temporary P register according to it.
7 (do_link): Change call site of add_to_reg accordingly.
8 (do_unlink): Add epilogue_p as a fourth argument and pass it
10 (expand_interrupt_handler_epilogue): Change call of do_unlink
12 (bfin_expand_prologue): Add a third argument sibcall_p.
13 * config/bfin/bfin.md (epilogue): Change call of
14 bfin_expand_epilogue accordingly.
15 (sibcall_epilogue): Likewise.
16 (eh_return_internal): Likewise.
18 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
21 * config/i386/i386.c (ix86_function_regparm): Process local
22 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
24 2007-05-07 Mike Stump <mrs@apple.com>
26 * doc/invoke.texi (Warning Options): Document that -Wempty-body
27 also checks for and while statements in C++.
29 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
31 * gcc.c (at_file_supplied): New variable.
32 (main): Set it if we expanded argv.
33 (do_spec_1): Pass an @-file to the linker if we were called with
34 an @-file argument and HAVE_GNU_LD.
35 * collect2.c (at_file_supplied): New variable.
36 (response_file): New variable.
37 (collect_exit): Unlink response_file if necessary.
40 (main): Set at_file_supplied if we expanded argv.
41 (collect_execute): Pass an @-file to subprocesses if we were called
42 with an @-file argument.
43 * configure.ac: Add define for HAVE_GNU_LD.
44 * configure: Regenerate.
45 * config.in: Regenerate.
47 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
49 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
55 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
57 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
58 (TARGET_ENCODE_SECTION_INFO): Re-define.
59 (m32c_encode_section_info): New
60 (function_vector_handler): New
61 (current_function_special_page_vector): New
62 (m32c_special_page_vector_p): New.
63 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
65 * config/m32c/jump.md: Added instruction JSRS for functions
66 with attribute "function_vector".
67 * doc/extend.texi (function_vector): Added description
68 for M16C, M32C targets.
70 2007-05-07 DJ Delorie <dj@redhat.com>
73 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
74 ashrpsi3, lshrpsi3): Update shift count constraint.
76 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
77 Nathan Froyd <froydnj@codesourcery.com>
80 * c-incpath.c (add_path): Strip trailing path separators.
82 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
84 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
85 Free dominance info before purging EH edges.
86 (eliminate_degenerate_phis): Likewise.
87 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
89 2007-05-07 Jan Hubicka <jh@suse.cz>
91 * gimplify.c (gimplify_expr): Do not crash when folding
94 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
97 * c-opts.c (lang_fortran): Make it non static.
98 * c-common.h (lang_fortran): New prototype.
99 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
100 -lang-fortran option was passed by the driver.
102 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
104 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
105 of ASSERT_CHECKING. Tweak message.
107 2007-05-06 Revital Eres <eres@il.ibm.com>
110 * loop-unroll.c (insert_var_expansion_initialization):
111 Initialize the expansions with -zero instead of +zero.
113 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
115 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
116 into pic and non-pic versions. Mark r19 as used for
117 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
118 for tgd_load, tld_load and tie_load .
119 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
120 version of tgd_load, tld_load and tie_load depending on the
123 2007-05-04 Ulrich Drepper <drepper@redhat.com>
124 Jakub Jelinek <jakub@redhat.com>
126 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
127 (__do_global_dtors_aux): Use more paranoid loop to run
128 destructors if HIDDEN_DTOR_LIST_END.
129 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
131 2007-05-04 Jakub Jelinek <jakub@redhat.com>
133 * varasm.c (align_variable): Don't increase alignment for
134 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
135 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
137 2007-05-04 Josh Conner <jconner@apple.com>
139 * basic-block.h (cdi_direction): Assign values to all enumeration
141 (dom_computed): Remove.
142 (dom_info_state): New.
143 (set_dom_info_availability): New.
144 * tree-ssa-loop-im.c (determine_invariantness): Initialize
145 walk_data.dom_direction.
146 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
147 instead of dom_computed[].
148 (split_edge): Likewise.
149 (create_basic_block): Likewise.
150 (merge_blocks): Likewise.
151 * ifcvt.c (find_if_header): Likewise.
152 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
153 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
154 * tree-ssa.c (verify_ssa): Likewise.
155 * tree-cfg.c (tree_verify_flow_info): Likewise.
156 (remove_edge_and_dominated_blocks): Likewise.
157 * dominance.c (dom_computed): Make static.
158 (calc_dfs_tree_nonrec): Change third param to a bool.
159 (calc_dfs_tree): Change second param to a bool.
160 (calc_idioms): Change second param to a bool. Use
161 dom_convert_dir_to_idx.
162 (init_dom_info): Validate dir before using.
163 (dom_convert_dir_to_idx): New.
164 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
165 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
166 (free_dominance_info): Use dom_convert_dir_to_idx.
167 (get_immediate_dominator): Likewise.
168 (set_immediate_dominator): Likewise.
169 (get_dominated_by): Likewise.
170 (redirect_immediate_dominators): Likewise.
171 (nearest_common_denominator): Likewise.
172 (dominated_by_p): Likewise.
173 (bb_dom_dfs_in): Likewise.
174 (bb_dom_dfs_out): Likewise.
175 (recount_dominator): Likewise.
176 (iterate_fix_dominators): Likewise.
177 (add_to_dominance_info): Likewise.
178 (delete_from_dominance_info): Likewise.
179 (first_dom_son): Likewise.
180 (next_dom_son): Likewise.
181 (dom_info_available_p): Likewise.
182 (dom_info_state): New.
183 (set_dom_info_availability): New.
185 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
187 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
189 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
191 2007-05-04 Bob Wilson <bob.wilson@acm.org>
193 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
194 (subdi3, subdi_carry): Delete.
196 2007-05-04 Jan Hubicka <jh@suse.cz>
197 Richard Guenther <rguenther@suse.de>
199 * opts.c (decode_options): Do not fiddle with inlining
200 parameters in case of optimizing for size.
201 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
203 (cgraph_decide_inlining_of_small_function): When optimizing for
204 size never inline functions increasing caller size.
205 (cgraph_early_inlining): Inline for size when optimizing for size.
207 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
209 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
210 logical operations piecewise.
211 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
212 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
213 subdi_sesidi_di): Delete.
214 (add_with_carry): Produce carry in CC instead of a DREG to shorten
215 the generated sequence. Allow three-reg add in constraints. Rewrite
216 the rtl expression for carry to avoid zero_extend of a constant.
217 (sub_with_carry): New pattern.
218 (adddi3, subdi3): Change into define_expand. For subtract, generate a
219 different sequence not involving jumps.
220 (notbi): Now a named pattern.
222 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
224 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
225 Add the note about a significant loss of accuracy of some
226 mathematical routines when these options are used.
228 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
230 * haifa-sched.c (rtx_vec_t): New typedef.
231 (contributes_to_priority_p): Extract piece of priority () into new
233 (priority): Use the function. Add assertion.
234 (rank_for_schedule, set_priorities): Add assertion to check that
235 insn's priority is initialized.
236 (clear_priorities, calc_priorities): Change signature. Make it update
237 all relevant insns. Update all callers ('add_to_speculative_block ()'
238 and 'create_block_check_twin ()').
239 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
240 Add new field 'priority_status'.
241 (INSN_PRIORITY_STATUS): New macro.
242 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
244 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
246 * sched-ebb.c (debug_ebb_dependencies): New static function.
247 (init_ready_list): Use it.
249 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
250 with changed signature and 'debug_rgn_dependencies ()'.
251 (debug_rgn_dependencies): New static function.
252 (init_ready_list): Use it.
254 * sched-int.h (debug_dependencies): Declare.
256 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
258 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
260 2007-05-04 Dirk Mueller <dmueller@suse.de>
262 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
264 2007-05-03 Jan Hubicka <jh@suse.cz>
266 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
267 for pointer type in more cases than before.
269 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
271 * tree-object-size.c (plus_expr_object_size): When operand size is
272 unknown, return unknown.
274 2007-05-03 Dirk Mueller <dmueller@suse.de>
276 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
278 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
281 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
283 2007-05-03 Janis Johnson <janis187@us.ibm.com>
285 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
287 2007-05-03 Joseph Myers <joseph@codesourcery.com>
289 * config/soft-fp/double.h, config/soft-fp/extended.h,
290 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
291 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
292 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
293 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
296 2007-05-03 Ian Lance Taylor <iant@google.com>
298 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
299 MASK_PPC_GFXOPT for 8540 or 8548.
301 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
303 * tree-vect-transform.c (vect_update_inits_of_drs): Use
304 vect_print_dump_info() to output debug information.
306 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
309 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
310 operands of size 2 when operand is not MEM_P.
312 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
314 PR tree-optimization/30565
315 * lambda-code.c (perfect_nestify): Fix updating of dominators.
317 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
319 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
320 (umulsi3_highpart): Use them.
321 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
322 for final accumulator to D regisster tranfser.
324 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
326 PR tree-optimization/31699
327 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
329 (vect_enhance_data_refs_alignment): Compute peel amount using
330 TYPE_VECTOR_SUBPARTS instead of vf.
331 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
333 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
336 * system.h: Remove inclusion of double-int.h
337 * tree.h: Include double-int.h
338 * gengtype.c: Likewise
339 * cfgloop.h: Likewise
340 * Makefile.in: Adjust dependencies on double-int.h
342 2007-05-02 Eric Christopher <echristo@apple.com>
344 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
345 -shared to -Zdynamiclib.
347 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
350 * c-common.c (strip_pointer_or_array_types): New function.
351 * c-common.h (strip_pointer_or_array_types): New function declaration.
353 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
355 PR tree-optimization/31771
356 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
358 2007-05-02 Paul Brook <paul@codesourcery.com>
360 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
362 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
365 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
368 2007-05-02 Nick Clifton <nickc@redhat.com>
370 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
372 2007-05-02 Richard Guenther <rguenther@suse.de>
374 PR tree-optimization/31146
375 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
376 argument, single_use_p. If we have a single use that is
377 a conversion to the definition rhs type, propagate that rhs.
378 (forward_propagate_addr_expr): Pass single_use_p argument
379 to forward_propagate_addr_expr_1.
381 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
383 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
386 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
388 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
389 'AMD Family 10 core'.
391 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
393 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
394 and athlon64-sse3 as improved versions of k8, opteron and athlon64
395 with SSE3 instruction set support.
396 * doc/invoke.texi: Likewise.
398 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
400 * config/i386/i386.c (override_options): Tuning 32-byte loop
401 alignment for amdfam10 architecture. Increasing the max loop
402 alignment to 24 bytes.
404 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
406 * config/m68k/constraints.md: New.
407 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
408 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
409 EXTRA_CONSTRAINT): Remove.
410 * config/m68k/m68k.md: Include constraints.md.
411 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
413 2007-05-01 Ian Lance Taylor <iant@google.com>
415 PR tree-optimization/31739
416 * tree-vrp.c (vrp_val_is_max): New static function.
417 (vrp_val_is_min): New static function.
418 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
420 (set_value_range): Use vrp_val_is_{max,min}.
421 (extract_range_from_assert): Likewise.
422 (extract_range_from_binary_expr): Likewise.
423 (extract_range_from_unary_expr): Likewise.
424 (dump_value_range, vrp_meet): Likewise.
425 (vrp_visit_phi_node): Likewise.
426 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
428 2007-05-01 Mark Mitchell <mark@codesourcery.com>
430 * config/i386/gmon-sol2.c (size_t): New type.
431 (intptr_t): Likewise.
432 (s_textsize): Declare as size_t.
434 (monstartup): Use size_t for sizes.
435 (_mcount): Save and restore registers.
436 (internal_mcount): Pass 0 as the first argument to monstartup
438 (moncontrol): Convert pointer to appropriately sized integer
439 before passing to profil.
441 2007-05-01 Joseph Myers <joseph@codesourcery.com>
443 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
444 __NO_FPRS__, not just if _SOFT_DOUBLE.
445 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
446 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
447 also for E500 double.
448 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
449 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
452 2007-05-01 Richard Guenther <rguenther@suse.de>
454 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
457 2007-05-01 Joseph Myers <joseph@codesourcery.com>
459 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
461 2007-05-01 Jan Hubicka <jh@suse.cz>
463 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
466 2007-05-01 Jan Hubicka <jh@suse.cz>
468 * tree.h (maybe_fold_offset_to_component_ref): Remove.
469 (maybe_fold_offset_to_reference): Declare.
470 * fold-const.c (fold_unary): Do not fold
471 (type *)&A into &A->field_of_type_and_offset_0
472 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
473 size is unknown, give up.
474 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
476 (maybe_fold_offset_to_reference): New.
477 (maybe_fold_stmt_indirect): Use it.
478 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
479 * gimplify.c (gimplify_conversion): Canonicalize conversions to
481 (gimplify_expr): Likewise for plus_expr.
483 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
485 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
486 bsi_after_labels. Always insert statements before bsi.
487 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
488 * predict.c (apply_return_prediction): Check for empty blocks.
489 * cfgexpand.c (lab_rtx_for_bb): New variable.
490 (label_rtx_for_bb): Do not create new tree labels.
491 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
492 (tree_expand_cfg): Initialize lab_rtx_for_bb.
493 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
495 (label_for_bb): Add field used.
496 (update_eh_label, main_block_label): Mark the label used.
497 (cleanup_dead_labels): Remove unused labels.
499 2007-05-01 Richard Guenther <rguenther@suse.de>
501 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
502 if it is not about to be set.
503 (get_value_range): Do not pre-allocate equiv bitmap.
504 (update_value_range): No need to clear equiv field.
505 (add_equivalence): Change prototype to get bitmap pointer.
506 Allocate bitmap here if it is not already.
507 (extract_range_from_assert): Do not allocate bitmap here.
508 Update callers to add_equivalence.
509 (extract_range_from_ssa_name): Likewise.
510 (get_vr_for_comparison): New static helper.
511 (compare_name_with_value): Handle NULL equiv bitmap by
512 peeling the first iteration of the comparison loop.
513 Use get_vr_for_comparison.
514 (compare_names): Handle NULL equiv bitmaps by using fake
515 ones. Use get_vr_for_comparison.
517 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
519 * double-int.c (mpz_set_double_int): Moved from
520 tree-ssa-loop-niter.c.
521 (mpz_get_double_int): Likewise; also, add option to wrap
522 out-of-range integers.
523 * double-int.h: New prototypes for above.
524 * tree.c (get_static_type_bounds): Moved from
525 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
526 TYPE_MAX_VALUE if they exist..
527 * tree.h: New prototype for above.
528 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
529 get_type_bounds calls.
530 (mpz_set_double_int): Move to double-int.c.
531 (get_type_bounds): Move to tree.c, rename to
532 get_static_type_bounds.
533 (mpz_to_double_int): Move to double-int.c, rename to
536 2007-04-30 Bob Wilson <bob.wilson@acm.org>
538 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
539 DIV0 exception can fall through to a normal return.
541 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
545 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
546 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
547 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
548 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
549 initialize align to silence bogus warning.
550 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
551 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
553 (struct sra_walk_fns): Remove use_all parameter from use.
554 (sra_hash_tree): Handle BIT_FIELD_REFs.
555 (sra_elt_hash): Don't hash bitfld blocks.
556 (sra_elt_eq): Skip them in parent compares as well. Handle
558 (sra_walk_expr): Don't maintain or pass down use_all_p.
559 (scan_use): Remove use_all parameter.
560 (scalarize_use): Likewise. Re-expand assignment to
561 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
562 output, and re-scalarize after output. Don't mark anything
564 (scalarize_ldst): Adjust.
565 (scalarize_walk_gimple_modify_statement): Likewise.
566 (build_element_name_1): Handle BIT_FIELD_REFs.
567 (instantiate_element): Don't warn for any element whose parent
569 (instantiate_missing_elements_1): Return the sra_elt.
570 (canon_type_for_field): New.
571 (try_instantiate_multiple_fields): New.
572 (instantiate_missing_elemnts): Use them.
573 (mark_no_warning): Removed.
574 (generate_one_element_ref): Handle BIT_FIELD_REFs.
575 (REPLDUP, sra_build_elt_assignment): New.
576 (generate_copy_inout): Use them.
577 (generate_element_copy): Likewise. Handle bitfld differences.
578 (generate_element_zero): Don't recurse for blocks. Use
579 sra_build_elt_assignment.
580 (generate_one_element_int): Take elt instead of var. Use
581 sra_build_elt_assignment.
582 (generate_element_init_1): Adjust.
583 (scalarize_use, scalarize_copy): Use REPLDUP.
584 (scalarize_ldst): Move assert before dereference.
585 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
587 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
590 * tree.c (reconstruct_complex_type): Reconstruct a reference
592 Also use the same mode for the pointer as the old pointer type.
594 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
596 * doc/trouble.texi (Interoperation): Remove note about Ultrix
599 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
601 PR rtl-optimization/31676
602 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
603 (df_refs_record): Call it.
605 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
607 * rtl.def (SS_ABS): New code.
608 * config/bfin/bfin.c (print_operand): New modifier 'v'.
609 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
610 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
611 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
612 (bfin_init_builtins): Define them.
613 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
614 (bfin_expand_builtin): ... and handle the others here.
615 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
616 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
617 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
618 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
619 operand is only HImode.
621 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
623 * regclass.c (scan_one_insn): Remove splitting of
626 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
627 Nigel Stephens <nigel@mips.com>
629 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
631 2007-04-28 Jan Hubicka <jh@suse.cz>
633 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
634 insn_locators_alloc instead of insn_locators_initialize;
635 call reset_block_changes.
636 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
637 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
638 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
639 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
640 * config/score/score.c (th_output_mi_thunk): Likewise.
641 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
642 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
643 tolerate uninitialized locator info.
646 * function.c (init_function_start): Don't init line number info.
647 (expand_function_end): Update.
648 (reset_block_changes, record_block_change, finalize_block_changes,
649 check_block_change, free_block_changes): Kill.
650 * function.h (reset_block_changes, record_block_change,
651 finalize_block_changes, check_block_change, free_block_changes): Remove
653 (struct function): Remove ib_boundaries_block.
654 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
655 Use curr_insn_locator to initialize locator.
656 (emit_line_note): Remove.
657 * cfgexpand.c (expand_gimple_cond_expr): Update.
658 (construct_exit_block): Likewise.
659 (tree_expand_cfg): Initialize/finalize locators.
660 * expr.c (expand_expr_real): Update.
661 * cfglayout.c (line_locators_locs, line_locators_lines,
662 file_locators_locs, file_locators_files): Remove.
663 (set_block_levels): Move to cfgexpand.c.
664 (insn_locators_initialize): Remove.
665 (pass_insn_locators_initialize): Remove.
666 (locations_locators_locs, locations_locators_vals): New static vars.
667 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
669 (insn_locators_alloc, insn_locators_finalize,
670 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
672 (locator_location): New.
673 (locator_line, locator_file): Rewrite.
674 * rtl.h (emit_line_note): Kill.
675 (insn_locators_alloc, insn_locators_finalize,
676 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
678 * tree-inline.c (initialize_cfun): Do not initialize
680 * passes.c (pass_insn_locators_initialize): Remove.
682 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
684 * tree-cfg.c (move_block_to_fn): Release bb from dominance
685 info. Update last_basic_block correctly.
687 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
690 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
691 register itself to hold the offset constant. Tell flow the use
692 of r4 and r5 when they are used.
694 2007-04-27 Richard Guenther <rguenther@suse.de>
696 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
697 if we simplified anything.
698 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
699 warnings until we did a simplification and the stmt was not
700 marked as TREE_NO_WARNING.
702 2007-04-27 Mike Stump <mrs@apple.com>
704 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
706 2007-04-27 Ian Lance Taylor <iant@google.com>
709 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
710 TYPE_MAX_VALUE exist, convert them to the new type.
712 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
714 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
715 if it claims to be available.
716 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
718 (perform_tree_ssa_dce): Always free postdominators.
720 2007-04-27 Richard Henderson <rth@redhat.com>
722 * config/alpha/predicates.md (aligned_memory_operand): Mark
723 as define_special_predicate.
724 (unaligned_memory_operand, normal_memory_operand): Likewise.
725 (reg_or_unaligned_mem_operand): Remove.
726 (any_memory_operand): Match the documentation and check for
727 non-renumbered pseudos during reload.
728 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
729 alpha_secondary_reload_class, update to new interface, make static.
730 Handle CQImode like HImode. Remove FP subreg check.
731 (alpha_expand_mov): Use replace_equiv_address.
732 (alpha_expand_mov_nobwx): Use any_memory_operand.
733 (TARGET_SECONDARY_RELOAD): New.
734 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
735 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
736 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
737 * config/alpha/alpha.md: ... here.
738 (RELOAD12, reloadmode): New.
740 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
741 Don't handle the aligned case here.
742 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
743 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
744 reload_inhi_help. Don't expect a scratch register.
745 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
747 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
749 2007-04-27 Richard Guenther <rguenther@suse.de>
751 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
753 2007-04-27 Richard Guenther <rguenther@suse.de>
755 PR tree-optimization/30965
756 PR tree-optimization/30978
757 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
758 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
759 (find_equivalent_equality_comparison): Likewise.
760 (simplify_cond): Likewise.
761 (get_prop_source_stmt): New helper.
762 (get_prop_dest_stmt): Likewise.
763 (can_propagate_from): Likewise.
764 (remove_prop_source_from_use): Likewise.
765 (combine_cond_expr_cond): Likewise.
766 (forward_propagate_comparison): New function.
767 (forward_propagate_into_cond): Rewrite to use fold for
769 (tree_ssa_forward_propagate_single_use_vars): Call
770 forward_propagate_comparison to propagate comparisons.
772 2007-04-27 Richard Guenther <rguenther@suse.de>
774 PR tree-optimization/31715
775 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
776 sure to do computation on the offset in an appropriate
779 2007-04-27 Richard Sandiford <richard@codesourcery.com>
781 * reload.h (elimination_target_reg_p): Declare.
782 * reload.c (find_reloads): Don't apply the reg_rtx move
783 optimization if the SET_DEST satisfies elimination_target_reg_p.
784 * reload1.c (elimination_target_reg_p): New function.
785 (gen_reload): In the move/add2 fallback, make sure that op0
786 does not overlap the destination register.
788 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
790 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
791 transform only GIMPLE_MODIFY_STMTs.
792 * tree-complex.c (expand_complex_operations_1): Ditto.
793 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
794 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
795 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
797 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
798 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
799 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
800 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
801 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
802 slpeel_add_loop_guard): Ditto.
803 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
804 * lambda-code.c (perfect_nestify): Ditto.
805 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
806 before the first statement.
807 * tree-optimize.c (execute_free_datastructures): Fix comments.
808 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
809 * tree-flow.h (disband_implicit_edges): Declaration removed.
810 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
812 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
814 (disband_implicit_edges, has_label_p): Removed.
815 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
816 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
818 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
820 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
822 * cfgexpand.c (label_rtx_for_bb): New function.
823 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
824 Use label_rtx_for_bb to find the labels.
825 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
826 last block. Detect fallthru edges.
828 2007-04-26 Ian Lance Taylor <iant@google.com>
831 * reload.c (find_reloads_subreg_address): If the address was valid
832 in the original mode but not in the new mode, reload the whole
835 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
837 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
838 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
839 (cleanup_control_expr_graph): Do not invalidate dominance info.
840 Record altered blocks.
841 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
842 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
843 cleanup_tree_cfg_bb): New functions.
844 (remove_forwarder_block): Do not maintain the worklist of blocks.
845 Record altered blocks.
846 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
848 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
849 delete_unreachable_blocks if dominators are not available.
850 * tree-inline.c (optimize_inline_calls): Free dominance information
852 * tree-flow.h (remove_edge_and_dominated_blocks,
853 cfgcleanup_altered_bbs): Altered.
854 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
856 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
858 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
859 do not invalidate dominators.
861 2007-04-26 Anatoly Sokolov <aesok@post.ru>
863 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
864 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
865 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
866 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
868 2007-04-26 Steve Ellcey <sje@cup.hp.com>
870 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
872 2007-04-26 Richard Guenther <rguenther@suse.de>
874 PR tree-optimization/31703
875 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
876 the right type for the target of the bittest.
878 2007-04-26 Richard Sandiford <richard@codesourcery.com>
880 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
881 ix86_sol10_return_in_memory.
883 2007-04-26 Richard Sandiford <richard@codesourcery.com>
885 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
888 2007-04-26 Jakub Jelinek <jakub@redhat.com>
891 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
893 PR tree-optimization/30558
894 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
895 clear this_state.prev_try.
897 2007-04-26 Richard Sandiford <richard@codesourcery.com>
898 Mark Mitchell <mark@codesourcery.com>
900 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
901 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
902 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
904 2007-04-26 Richard Sandiford <richard@codesourcery.com>
907 * doc/invoke.texi (%:print-asm-header): Document.
908 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
910 (static_spec_functions): Add print-asm-header.
911 (main): Print a banner before the --target-help linker options.
912 (print_asm_header_spec_function): New function.
914 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
917 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
918 (movsf_ie): Likewise.
920 2007-04-25 Paolo Carlini <pcarlini@suse.de>
922 * doc/extend.texi ([Type Traits]): Adjust per N2255.
924 2007-04-25 Bob Wilson <bob.wilson@acm.org>
926 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
928 (__umodsi3, __modsi3): Likewise.
930 2007-04-25 Dirk Mueller <dmueller@suse.de>
932 * c-typeck.c (build_compound_expr): Annotate warning()
933 call with OPT_Wunused_value.
934 * tree-ssa.c (warn_uninit): Annotate warning with
936 * c-common.c (handle_sentinel_attribute): Annotate warning
937 call with OPT_Wattributes.
939 2007-04-25 Thiemo Seufer <ths@mips.com>
941 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
943 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
944 on to the assembler. Improve handling of -mno-mips16. Add handling
945 of -mno-mips3d, -mno-dsp, -mno-dspr2.
946 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
947 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
948 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
950 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
953 * config/i386/winnt.c (i386_pe_file_end): Strip only
954 USER_LABEL_PREFIX when writing export name.
956 2007-04-25 Richard Sandiford <richard@codesourcery.com>
958 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
959 sh/elf.h, vx-common.h and vxworks.h.
960 * config/sh/sh.h: Include config/vxworks-dummy.h.
961 (SUBTARGET_OVERRIDE_OPTIONS): Define.
962 (OVERRIDE_OPTIONS): Use it.
963 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
964 (vxworks_picreg): New pattern.
965 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
966 VXWORKS_OS_CPP_BUILTINS.
967 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
968 to their VXWORKS_* equivalents.
969 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
970 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
971 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
972 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
973 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
974 -mrtp/-fPIC multilibs.
975 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
976 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
977 (MULTILIB_OSDIRNAMES): Delete.
979 2007-04-25 Anatoly Sokolov <aesok@post.ru>
982 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
984 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
986 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
987 rounding mode to be specified by the caller.
988 (real_to_mpfr) Likewise.
989 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
990 include new arguments.
991 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
993 2007-04-24 Ian Lance Taylor <iant@google.com>
995 PR tree-optimization/31605
996 * tree-vrp.c (set_value_range): Check that min and max are not
997 both overflow infinities.
998 (set_value_range_to_value): New static function.
999 (extract_range_from_binary_expr): Call set_value_range_to_value.
1000 (extract_range_from_cond_expr): Likewise.
1001 (extract_range_from_expr): Likewise.
1002 (extract_range_from_unary_expr): Likewise. Don't create a range
1003 which overflows on both sides.
1004 (vrp_meet): Check for a useless range.
1005 (vrp_visit_phi_node): If we see a constant which looks like an
1006 overflow infinity, turn off the TREE_OVERFLOW flag.
1008 2007-04-24 Ian Lance Taylor <iant@google.com>
1010 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
1012 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
1015 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
1016 diagnostic message is being built.
1017 * tree-pretty-print.c (dump_generic_node): Only write the
1018 formatted text into BUFFER's stream if we are not building a
1020 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
1022 * Makefile.in (toplev.o): Depend on tree-pass.h.
1024 2007-04-24 Ian Lance Taylor <iant@google.com>
1026 PR tree-optimization/31602
1027 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
1028 conditionals in the copied loop header.
1029 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
1030 warnings if TREE_NO_WARNING is set.
1031 * doc/invoke.texi (Warning Options): Clarify that
1032 -Wstrict-overflow does not warn about loops.
1034 2007-04-24 Janis Johnson <janis187@us.ibm.com>
1036 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
1037 expand on the comment about _Decimal128 arguments and check the
1038 integer result of the modulus operation; for 64-bit ELF ABI, ensure
1039 that _Decimal128 argument uses even/odd register pair.
1040 (function_arg): Ditto.
1042 2007-04-24 Hui-May Chang <hm.chang@apple.com>
1044 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
1045 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
1047 2007-04-24 Richard Guenther <rguenther@suse.de>
1048 Olga Golovanevsky <olga@il.ibm.com>
1050 * fold-const.c (multiple_of_p): Check for bottom
1053 2007-04-24 Richard Henderson <rth@redhat.com>
1055 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
1056 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
1057 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
1058 looking for non-zero bits shifted out. Avoid a recursive call
1059 when constructing the scalar.
1060 (__floatundisf): Likewise.
1062 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
1064 * dwarf2out.c (field_byte_offset): Move the existing logic
1065 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
1066 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
1068 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1071 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1072 argument of 0 for memset.
1073 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1074 unsigned shift instead of the signed variant.
1076 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1078 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
1079 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
1080 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1081 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1082 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1083 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1084 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1085 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1086 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1087 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1088 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1089 "mul<mode>3", "div<mode>3"): Insn definitions added.
1090 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1091 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1092 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1093 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1094 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1095 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1096 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1097 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1098 TARGET_FLOAT_FORMAT): Macro definitions removed.
1099 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1100 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1101 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1102 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1103 (s390_gen_rtx_const_DI): Function removed.
1104 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1106 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1108 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1109 over an external ffs function.
1111 2007-04-24 Chao-ying Fu <fu@mips.com>
1112 Richard Sandiford <richard@nildram.co.uk>
1114 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1115 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1116 (smadd_widen_optab, umadd_widen_optab): Define.
1117 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1119 * genopinit.c (optabs): Fill in smadd_widen_optab and
1121 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1122 and umadd_widen_optab to implement multiply-add sequences.
1123 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1124 (<u>maddsidi4): ...this. Extend condition to include
1125 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1126 of operand 0 to "ka" and use the three-operand form of madd<u>
1128 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1130 * config/mips/constraints.md (ka): New register constraint.
1132 2007-04-24 Jan Hubicka <j@suse.cz>
1136 2007-04-23 Jan Hubicka <jh@suse.cz>
1137 * function.c (init_function_start): Don't init line number info.
1138 (expand_function_end): Update.
1139 (reset_block_changes, record_block_change, finalize_block_changes,
1140 check_block_change, free_block_changes): Kill.
1141 * function.h (reset_block_changes, record_block_change,
1142 finalize_block_changes, check_block_change, free_block_changes): Remove
1144 (struct function): Remove ib_boundaries_block.
1145 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1146 Use curr_insn_locator to initialize locator.
1147 (emit_line_note): Remove.
1148 * cfgexpand.c (expand_gimple_cond_expr): Update.
1149 (construct_exit_block): Likewise.
1150 (tree_expand_cfg): Initialize/finalize locators.
1151 * expr.c (expand_expr_real): Update.
1152 * cfglayout.c (line_locators_locs, line_locators_lines,
1153 file_locators_locs, file_locators_files): Remove.
1154 (set_block_levels): Move to cfgexpand.c.
1155 (insn_locators_initialize): Remove.
1156 (pass_insn_locators_initialize): Remove.
1157 (locations_locators_locs, locations_locators_vals): New static vars.
1158 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1160 (insn_locators_alloc, insn_locators_finalize,
1161 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1163 (locator_location): New.
1164 (locator_line, locator_file): Rewrite.
1165 * rtl.h (emit_line_note): Kill.
1166 (insn_locators_alloc, insn_locators_finalize,
1167 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1169 * tree-inline.c (initialize_cfun): Do not initialize
1170 ib_boundaries_block.
1171 * passes.c (pass_insn_locators_initialize): Remove.
1173 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1175 * doc/invoke.texi: Removed leading '-' from option index entries.
1177 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1179 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1181 (create_phi_node): Use set_phi_nodes.
1182 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1183 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1184 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1185 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1186 (bsi_start, bsi_last): Use bb_stmt_list.
1187 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1188 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1189 Traverse the statements using tsi iterator.
1190 * basic-block.h (struct basic_block_def): Fields stmt_list
1191 and phi_nodes moved to ...
1192 (struct tree_bb_info): ... new structure.
1193 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1194 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1195 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1196 (tree_verify_flow_info): Verify that il.tree is not set for
1197 entry and exit block.
1198 (tree_split_block): Use set_bb_stmt_list.
1200 2007-04-23 Mike Stump <mrs@apple.com>
1202 * config/i386/i386.c (ix86_tune_features
1203 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1206 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1208 * config/i386/i386.md (prefix_extra): New attribute.
1209 (length): Add prefix_extra.
1211 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1212 (sse2_movntv2di): Likewise.
1213 (sse2_cvtps2dq): Likewise.
1214 (sse2_cvtpd2pi): Likewise.
1215 (sse2_cvttpd2pi): Likewise.
1216 (*sse2_cvtpd2ps): Likewise.
1217 (*add<mode>3): Likewise.
1218 (sse2_ssadd<mode>3): Likewise.
1219 (sse2_usadd<mode>3): Likewise.
1220 (*sub<mode>3): Likewise.
1221 (sse2_sssub<mode>3): Likewise.
1222 (sse2_ussub<mode>3): Likewise.
1223 (*mulv8hi3): Likewise.
1224 (*smulv8hi3_highpart): Likewise.
1225 (*umulv8hi3_highpart): Likewise.
1226 (sse2_umulv2siv2di3): Likewise.
1227 (sse2_pmaddwd): Likewise.
1228 (ashr<mode>3): Likewise.
1229 (lshr<mode>3): Likewise.
1230 (ashl<mode>3): Likewise.
1231 (sse2_ashlti3): Likewise.
1232 (sse2_lshrti3): Likewise.
1233 (*umaxv16qi3): Likewise.
1234 (*smaxv8hi3): Likewise.
1235 (*uminv16qi3): Likewise.
1236 (*sminv8hi3): Likewise.
1237 (sse2_eq<mode>3): Likewise.
1238 (sse2_gt<mode>3): Likewise.
1239 (*and<mode>3): Likewise.
1240 (sse2_nand<mode>3): Likewise.
1241 (*ior<mode>3): Likewise.
1242 (*xor<mode>3): Likewise.
1243 (sse2_packsswb): Likewise.
1244 (sse2_packssdw): Likewise.
1245 (sse2_packuswb): Likewise.
1246 (sse2_punpckhbw): Likewise.
1247 (sse2_punpcklbw): Likewise.
1248 (sse2_punpckhwd): Likewise.
1249 (sse2_punpcklwd): Likewise.
1250 (sse2_punpckhdq): Likewise.
1251 (sse2_punpckldq): Likewise.
1252 (sse2_punpckhqdq): Likewise.
1253 (sse2_punpcklqdq): Likewise.
1254 (*sse2_pinsrw): Likewise.
1255 (*sse2_pextrw): Likewise.
1256 (sse2_pshufd_1): Likewise.
1257 (sse2_uavgv16qi3): Likewise.
1258 (sse2_uavgv8hi3): Likewise.
1259 (sse2_psadbw): Likewise.
1260 (sse2_pmovmskb): Likewise.
1261 (*sse2_maskmovdqu): Likewise.
1262 (*sse2_maskmovdqu_rex64): Likewise.
1263 (sse4a_extrqi): Likewise.
1264 (sse4a_extrq): Likewise.
1265 (sse3_lddqu): Set prefix_rep.
1266 (sse3_addsubv4sf3): Likewise.
1267 (sse3_haddv4sf3): Likewise.
1268 (sse3_hsubv4sf3): Likewise.
1269 (sse_cvtss2si): Likewise.
1270 (sse_cvtss2si_2): Likewise.
1271 (sse_cvtss2siq): Likewise.
1272 (sse_cvtss2siq_2): Likewise.
1273 (sse_cvttss2si): Likewise.
1274 (sse_cvttss2siq): Likewise.
1275 (sse2_cvttps2dq): Likewise.
1276 (sse3_movshdup): Likewise.
1277 (sse3_movsldup): Likewise.
1278 (sse2_cvtsd2si): Likewise.
1279 (sse2_cvtsd2si_2): Likewise.
1280 (sse2_cvtsd2siq): Likewise.
1281 (sse2_cvtsd2siq_2): Likewise.
1282 (sse2_cvttsd2si): Likewise.
1283 (sse2_cvttsd2siq): Likewise.
1284 (*sse2_cvtpd2dq): Likewise.
1285 (*sse2_cvttpd2dq): Likewise.
1286 (sse2_pshuflw_1): Likewise.
1287 (sse2_pshufhw_1): Likewise.
1288 (sse4a_insertqi): Likewise.
1289 (sse4a_insertq): Likewise.
1290 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1291 (ssse3_phadddv4si3): Likewise.
1292 (ssse3_phaddswv8hi3): Likewise.
1293 (ssse3_phsubwv8hi3): Likewise.
1294 (ssse3_phsubdv4si3): Likewise.
1295 (ssse3_phsubswv8hi3): Likewise.
1296 (ssse3_pmaddubswv8hi3): Likewise.
1297 (ssse3_pmulhrswv8hi3): Likewise.
1298 (ssse3_pshufbv16qi3): Likewise.
1299 (ssse3_psign<mode>3): Likewise.
1300 (ssse3_palignrti): Likewise.
1301 (abs<mode>2): Likewise.
1302 (ssse3_phaddwv4hi3): Set prefix_extra.
1303 (ssse3_phadddv2si3): Likewise.
1304 (ssse3_phaddswv4hi3): Likewise.
1305 (ssse3_phsubwv4hi3): Likewise.
1306 (ssse3_phsubdv2si3): Likewise.
1307 (ssse3_phsubswv4hi3): Likewise.
1308 (ssse3_pmaddubswv4hi3): Likewise.
1309 (ssse3_pmulhrswv4hi3): Likewise.
1310 (ssse3_pshufbv8qi3): Likewise.
1311 (ssse3_psign<mode>3): Likewise.
1312 (ssse3_palignrdi): Likewise.
1313 (abs<mode>2): Likewise.
1314 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1315 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1316 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1318 2007-04-23 Nick Clifton <nickc@redhat.com>
1320 * params.def: Fix formatting of emacs local variables.
1322 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1324 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1325 move if inter-unit move isn't allowed.
1326 Don't split moving the first element of V2DI to DI to inter-unit
1327 move if inter-unit move isn't allowed.
1329 2007-04-23 Richard Guenther <rguenther@suse.de>
1331 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1332 and CDI_POST_DOMINATORS separately.
1334 2007-04-23 Nick Clifton <nickc@redhat.com>
1336 * c.opt (Wformat-contains-nul): Add warning attribute.
1338 2007-04-23 Jan Hubicka <jh@suse.cz>
1340 * function.c (init_function_start): Don't init line number info.
1341 (expand_function_end): Update.
1342 (reset_block_changes, record_block_change, finalize_block_changes,
1343 check_block_change, free_block_changes): Kill.
1344 * function.h (reset_block_changes, record_block_change,
1345 finalize_block_changes, check_block_change, free_block_changes): Remove
1347 (struct function): Remove ib_boundaries_block.
1348 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1349 Use curr_insn_locator to initialize locator.
1350 (emit_line_note): Remove.
1351 * cfgexpand.c (expand_gimple_cond_expr): Update.
1352 (construct_exit_block): Likewise.
1353 (tree_expand_cfg): Initialize/finalize locators.
1354 * expr.c (expand_expr_real): Update.
1355 * cfglayout.c (line_locators_locs, line_locators_lines,
1356 file_locators_locs, file_locators_files): Remove.
1357 (set_block_levels): Move to cfgexpand.c.
1358 (insn_locators_initialize): Remove.
1359 (pass_insn_locators_initialize): Remove.
1360 (locations_locators_locs, locations_locators_vals): New static vars.
1361 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1363 (insn_locators_alloc, insn_locators_finalize,
1364 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1366 (locator_location): New.
1367 (locator_line, locator_file): Rewrite.
1368 * rtl.h (emit_line_note): Kill.
1369 (insn_locators_alloc, insn_locators_finalize,
1370 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1372 * tree-inline.c (initialize_cfun): Do not initialize
1373 ib_boundaries_block.
1374 * passes.c (pass_insn_locators_initialize): Remove.
1376 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1379 * expr.c (reduce_to_bit_field_precision): Handle
1382 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
1384 PR tree-optimization/24659
1385 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
1386 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
1387 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
1388 * genopinit.c (optabs): Rename vec_pack_mod_optab
1389 to vec_pack_trunc_optab.
1390 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
1391 early for scalar floating point operands for NOP_EXPR.
1392 (vectorizable_type_promotion): Ditto.
1393 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
1394 vec_pack_trunc_optab.
1395 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
1397 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
1398 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
1399 Rename from VEC_PACK_MOD_EXPR.
1400 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
1401 * expr.c (expand_expr_real_1): Ditto.
1402 * tree-inline.c (estimate_num_insns_1): Ditto.
1403 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1405 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
1406 (vec_unpacks_lo_v4sf): Ditto.
1407 (vec_pack_trunc_v2df): Ditto.
1408 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
1409 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1410 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
1412 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
1414 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1416 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
1417 Rename from VEC_PACK_MOD_EXPR. This expression also represent
1418 packing of floating point operands.
1419 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
1420 represent unpacking of floating point operands.
1421 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
1422 [vec_unpacks_hi]: Ditto.
1423 [vec_unpacks_lo]: Ditto.
1425 2007-04-22 Jan Hubicka <jh@suse.cz>
1427 * final.c (rest_of_handle_final): Call
1428 targetm.asm_out.constructor/targetm.asm_out.destructor
1429 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
1430 proper priority via decl_*_priority_insert.
1431 * c-common.c (c_expand_body): Likewise.
1433 2007-04-22 Richard Guenther <rguenther@suse.de>
1435 PR tree-optimization/29789
1436 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
1437 (rewrite_reciprocal): New helper split out from
1438 determine_invariantness_stmt.
1439 (rewrite_bittest): Likewise.
1440 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
1441 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
1444 2007-04-22 Revital Eres <eres@il.ibm.com>
1446 * loop-unroll.c (var_to_expand): New field to support also
1447 insns of the form x = something + x.
1448 (analyze_insn_to_expand_var): Use it.
1449 (expand_var_during_unrolling): Likewise.
1451 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1453 * predict.c: Include pointer-set.h.
1454 (bb_predictions): New variable.
1455 (tree_predicted_by_p, tree_predict_edge,
1456 remove_predictions_associated_with_edge): Use bb_predictions map
1457 instead of bb->predictions.
1458 (clear_bb_predictions, assert_is_empty): New functions.
1459 (combine_predictions_for_bb): Use bb_predictions map. Call
1460 clear_bb_predictions.
1461 (tree_estimate_probability): Create and free bb_predictions map.
1462 * Makefile.in (predict.o): Add pointer-set.h dependency.
1463 * basic-block.h (struct basic_block_def): Remove predictions
1465 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
1467 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1470 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
1473 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1475 * timevar.c (timevar_print): Change reference of --disable-checking to
1476 --enable-checking=release. Also warn if assert checking is disabled.
1478 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1481 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
1482 decl as addressable if the compound literal was marked as
1484 Mark the decl as a gimple register if it is a complex or
1485 vector decl and does not live in memory.
1487 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1489 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
1490 (GENERIC_NEXT): New function macro.
1491 (PHI_CHAIN): Use phi_node's new chain variable.
1492 (tree_phi_node): Change tree_common to tree_base
1493 and add the chain field.
1494 * tree-phinodes.c (make_phi_node): Don't set
1495 TREE_TYPE on the new node.
1496 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
1497 instead of checking GIMPLE_TUPLE_P in chain_next.
1498 * tree-vect-transform.c
1499 (get_initial_def_for_induction): Look at
1500 PHI_RESULT_TREE for the type of the phi node.
1501 (update_vuses_to_preheader): Use PHI_CHAIN
1502 instead of TREE_CHAIN on the phi node.
1503 * tree-ssa-structalias.c (compute_points_to_sets):
1505 (ipa_pta_execute): Likewise.
1507 2007-04-21 Richard Guenther <rguenther@suse.de>
1510 * fold-const.c (fold_unary): Call fold_convert_const on the
1513 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
1515 * gcse.c (store_killed_in_insn): Handle PARALLELs.
1516 (store_killed_in_pat): New.
1518 2007-04-20 Richard Henderson <rth@redhat.com>
1521 * config/i386/i386.c (type_has_variadic_args_p): Look for any
1522 TREE_LIST with a void_type_node value, not void_list_node exactly.
1524 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
1526 * doc/standards.texi: Re-arrange into language-specific
1527 subsections. Add a C++ section, documenting which standards we
1530 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1532 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
1533 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
1535 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
1537 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
1538 ecrti.o and crtbegin.o.
1539 (LIB_DEFAULT_SPEC): Include -lc.
1540 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
1542 2007-04-20 Richard Henderson <rth@redhat.com>
1545 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
1546 argument; update all callers.
1547 (get_unaligned_offset): New.
1548 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
1549 get_unaligned_address, just pass on the address directly.
1550 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
1551 the subreg in the helper patterns.
1552 (unaligned_extendqidi_le): Use get_unaligned_offset.
1553 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
1554 (unaligned_extendhidi_be): Likewise.
1555 (unaligned_extendhidi): Tidy.
1556 * config/alpha/alpha-protos.h: Update.
1558 2007-04-20 Richard Henderson <rth@redhat.com>
1560 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
1561 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1562 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
1563 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1564 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1565 (CPP_SPEC): Don't include %(cpp_subtarget).
1566 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
1567 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1568 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
1570 2007-04-20 Jakub Jelinek <jakub@redhat.com>
1572 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
1573 for __builtin_ia32_cmpordss.
1575 PR tree-optimization/31632
1576 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1577 and arg1 for optimizations of comparison against min/max values.
1578 Fold arg0 to arg1's type for optimizations of comparison against
1579 min+1 and max-1 values.
1581 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
1583 * reload.c (combine_reloads): When trying to use a dying register,
1584 check whether it's uninitialized and don't use if so.
1586 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
1588 * fold-const.c: Remove prototypes for native_encode_expr and
1589 native_interpret_expr.
1590 (native_encode_expr): Make non-static.
1591 (native_interpret_expr): Likewise.
1592 * tree.h: Add prototypes for the above.
1594 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1596 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
1597 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
1598 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
1599 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
1600 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
1601 Add length attributes.
1603 2007-04-19 Janis Johnson <janis187@us.ibm.com>
1605 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
1608 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
1609 __STDC_WANT_DEC_FP__.
1611 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1613 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
1614 for long double compatibility.
1615 * configure: Regenerate.
1617 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1619 PR rtl-optimization/29841
1620 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
1622 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
1623 that may cause control flow transfer from being moved.
1625 2007-04-18 Jan Hubicka <jh@suse.cz>
1627 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
1630 2007-04-18 Eric Christopher <echristo@apple.com>
1632 * config/rs6000/darwin.md (load_macho_picbase): Use link register
1633 only. Update operands.
1634 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
1635 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
1636 link register to pic register.
1638 2007-04-18 Dirk Mueller <dmueller@suse.de>
1641 * tree-vrp.c (search_for_addr_array): New.
1642 (check_array_bounds): Suppress warning about
1643 address taken of array refs if its not de-referenced.
1645 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1647 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
1648 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
1650 * tree-vectorizer.h (NITERS_KNOWN_P): New.
1651 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
1652 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
1654 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1656 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
1658 (vect_analyze_scalar_cycles): Fix indentation.
1659 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
1660 (vect_mark_relevant): Include phis in relevance analysis.
1662 * tree-vect-transform.c (vect_transform_loop): Add an assert.
1664 2007-04-18 Anatoly Sokolov <aesok@post.ru>
1666 * config/avr/avr.c (ptrreg_to_str): Replace error() with
1667 output_operand_lossage().
1669 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1671 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
1672 the unused code for reduction without adjust-in-epilog to simplify the
1675 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
1677 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
1678 (S390_TDC_NEGATIVE_ZERO): New constant.
1679 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
1680 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
1681 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
1682 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
1683 (S390_TDC_POSITIVE_INFINITY): New constant.
1684 (S390_TDC_NEGATIVE_INFINITY): New constant.
1685 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
1686 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
1687 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
1688 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
1689 (S390_TDC_INFINITY): New constant.
1690 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
1691 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
1692 optimization for UNSPEC_CCZ_TO_INT.
1693 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
1694 ("*ccz_to_int"): New insn.
1695 ("isinf<mode>2"): New insn.
1696 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
1697 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
1698 (UNSPEC_CCZ_TO_INT): New constant.
1700 2007-04-18 Richard Guenther <rguenther@suse.de>
1702 PR tree-optimization/19431
1703 PR tree-optimization/21463
1704 * tree-pass.h (pass_phiprop): Declare.
1705 * passes.c (init_optimization_passes): New phiprop pass.
1706 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
1707 (phivn_valid_p): New helper function.
1708 (phiprop_insert_phi): Likewise.
1709 (propagate_with_phi): Likewise.
1710 (tree_ssa_phiprop): New propagator propagating loads
1711 through phi nodes if profitable.
1713 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1715 * tree-vect-analyze.c (process_use): New function.
1716 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
1717 Check phis in all bbs.
1718 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
1721 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1723 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
1726 2007-04-17 Anatoly Sokolov <aesok@post.ru>
1729 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1732 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
1734 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1736 (sse_vmmulv4sf3): Likewise.
1737 (sse2_vmaddv2df3): Likewise.
1738 (sse2_vmmulv2df3): Likewise.
1740 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
1742 PR rtl-optimization/31360
1743 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
1744 (target_reg_cost): New.
1745 (init_set_costs): Initialize target_reg_cost. Add comments
1746 regarding the rationale of the costs.
1747 (global_cost_for_size): Renamed to...
1748 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
1749 of register pressure.
1750 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
1751 estimate_reg_pressure_cost. Add number of ivs.
1752 (determine_set_costs): Dump target_reg_cost.
1753 * loop-invariant.c (gain_for_invariant): Use
1754 estimate_reg_pressure_cost. Removed n_inv_uses argument.
1755 (best_gain_for_invariant, find_invariants_to_move): Remove
1757 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
1758 (target_reg_cost): Declare.
1759 (global_cost_for_size): Declaration removed.
1760 (estimate_reg_pressure_cost): Declare.
1762 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
1764 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
1765 regnos into even/odd register pairs.
1766 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
1767 TDmode similar to the other floating point modes.
1768 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
1769 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
1771 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
1772 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
1773 (movdd_hardfloat64): Use TARGET_MFPGPR.
1775 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
1777 * reload1.c (delete_output_reload): Don't count output in n_inherited.
1780 2005-01-05 Richard Henderson <rth@redhat.com>
1782 * reload1.c (do_input_reload): Restrict the optimization deleteing
1783 a previous output reload to RELOAD_FOR_INPUT.
1785 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
1787 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
1788 induc_vec_info_type.
1789 (vectorizable_induction): New function declaration.
1790 * tree-vect-transform.c (get_initial_def_for_induction): No need to
1791 check if already vectorized. Find first place in BB where new stmts
1792 can be inserted. Takes only one argument.
1793 (vectorizable_induction): New function.
1794 (vect_transform_stmt): Add case for induc_vec_info_type to call
1795 vectorizable_induction.
1796 (vect_transform_loop): Consider phis for vectorization.
1797 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
1799 (analyze_operations): Call vectorizable_induction when analyzing phis.
1801 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
1802 (vect_mark_relevant): Include phis in relevance analysis.
1803 (vect_mark_stmts_to_be_vectorize): Likewise.
1804 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
1806 2007-04-16 Lawrence Crowl <crowl@google.com>
1808 * doc/invoke.texi (Debugging Options): Add documentation for the
1809 -femit-struct-debug options -femit-struct-debug-baseonly,
1810 -femit-struct-debug-reduced, and
1811 -femit-struct-debug-detailed[=...].
1813 * c-opts.c (c_common_handle_option): Add
1814 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
1815 and OPT_femit_struct_debug_detailed_.
1816 * c.opt: Add specifications for
1817 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
1818 and -femit-struct-debug-detailed[=...].
1819 * opts.c (set_struct_debug_option): Parse the
1820 -femit-struct-debug-... options.
1821 * opts.c (matches_main_base, main_input_basename,
1822 main_input_baselength, base_of_path, matches_main_base): Add
1823 variables and functions to compare header base name to compilation
1825 * opts.c (should_emit_struct_debug): Add to determine to emit a
1826 structure based on the option.
1827 (dump_struct_debug) Also disabled function to debug this
1829 * opts.c (handle_options): Save the base name of the
1832 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
1833 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
1834 This hook indicates if a type is generic. Set it by default
1836 * langhooks.h (struct lang_hooks_for_types): Add a new hook
1837 to determine if a struct type is generic or not.
1838 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
1839 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
1840 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
1843 * flags.h (enum debug_info_usage): Add an enumeration to describe
1844 a program's use of a structure type.
1845 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
1846 to indicate the program's usage of the type. Filter structs based
1847 on the -femit-struct-debug-... specification.
1848 (gen_type_die): Split into two routines, gen_type_die and
1849 gen_type_die_with_usage. gen_type_die is now a wrapper
1850 that assumes direct usage.
1851 (gen_type_die_with_usage): Replace calls to gen_type_die
1852 with gen_type_die_with_usage adding the program usage of
1853 the referenced type.
1854 (dwarf2out_imported_module_or_decl): Suppress struct debug
1855 information using should_emit_struct_debug when appropriate.
1857 2007-04-16 Ian Lance Taylor <iant@google.com>
1859 PR tree-optimization/31522
1860 * tree-vrp.c (vr_phi_edge_counts): New static variable.
1861 (vrp_initialize): Allocate vr_phi_edge_counts.
1862 (vrp_visit_phi_node): Don't push to infinity if we saw a new
1863 executable edge. Drop test for all constants.
1864 (vrp_finalize): Free vrp_phi_edge_counts.
1866 * doc/cpp.texi (Common Predefined Macros): Clarify description of
1867 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1869 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
1870 predecessors at head rather than tail.
1872 2007-04-16 Matthias Klose <doko@debian.org>
1874 * config/alpha/linux.h (CPP_SPEC): Define.
1875 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
1877 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
1879 * function.h: Remove sequence_stack extern declaration.
1881 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1883 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
1885 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
1888 2007-04-16 Anatoly Sokolov <aesok@post.ru>
1890 * config/avr/avr.c (avr_arch_types): Rearranging array.
1891 (enum avr_arch): Add.
1892 (avr_mcu_types): Use avr_arch enumeration constants instead of
1894 * config/avr/avr.h (LINK_SPEC): Simplify.
1896 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1898 * config/m68k/m68k.c (m68k_libcall_value,
1899 m68k_function_value): Use macros for register names more.
1901 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
1903 (M68K_REGNAME): Use A6_REG.
1904 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
1906 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1909 * sched-int.h (struct deps): Split field 'pending_lists_length' into
1910 'pending_read_list_length' and 'pending_write_list_length'. Update
1912 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
1913 to handle two length counters instead of one. Update all uses.
1914 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
1915 two length counters instead of one.
1916 * sched-rgn.c (propagate_deps): Update to handle two length counters
1919 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
1922 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
1923 copy of source, pass it to ix86_expand_vector_set and return
1926 2007-04-16 David Ung <davidu@mips.com>
1927 Joseph Myers <joseph@codesourcery.com>
1929 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
1930 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
1931 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1932 Add 74K processor information.
1933 * config/mips/mips.md: Include 74k.md.
1934 (cpu): Add 74kc,74kf,74kx.
1935 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
1936 * config/mips/74k.md: New.
1937 * doc/invoke.texi (MIPS Options): Document 74K support.
1939 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
1941 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
1942 vectorizable_* functions.
1943 * tree-vect-transform.c (vectorizable_call): Add check for
1944 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
1945 (vectorizable_store): likewise.
1946 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
1948 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1949 (vectorizable_type_promotion, vectorizable_load): Likewise.
1950 (vectorizable_live_operation, vectorizable_condition): Likewise.
1951 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
1953 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
1955 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1957 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
1958 register numbers more.
1959 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
1960 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
1961 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
1962 FUNCTION_VALUE_REGNO_P): Likewise.
1963 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
1964 STATIC_CHAIN_REGNUM): Likewise.
1965 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
1966 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
1967 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
1968 * config/m68k/m68k.md (FP_REG): New.
1970 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1972 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
1975 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1977 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
1978 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
1981 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1983 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
1986 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1989 * c-decl.c (finish_decl): Grab the type of the decl after the call
1990 to store_init_value.
1992 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
1994 * common.opt (fforward-propagate): Fix "Optimization" annotation.
1996 2007-04-14 Jakub Jelinek <jakub@redhat.com>
1999 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
2000 post dominators and cleanup cfg before returning.
2002 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
2004 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
2005 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
2007 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
2009 * config.gcc: Recognize fido.
2010 * config/m68k/m68k-devices.def (fidoa): New.
2011 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
2013 (FL_FIDOA, TARGET_FIDOA): New.
2014 * config/m68k/m68k.opt (mfidoa): New.
2016 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2019 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
2020 when a personality function is used.
2022 2007-04-13 Bob Wilson <bob.wilson@acm.org>
2024 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
2026 2007-04-13 Mike Stump <mrs@apple.com>
2028 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
2030 * config/darwin.opt (fapple-kext): Make C++ only.
2031 * config/darwin.c (darwin_override_options): Remove code to ensure
2032 -fapple-kext is given for C++ only.
2034 2007-04-13 Richard Sandiford <richard@codesourcery.com>
2036 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
2037 * config/mips/mips.c (override_options): Call
2038 SUBTARGET_OVERRIDE_OPTIONS, if defined.
2040 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2042 * config/i386/i386.opt (msvr3-shlib): Removed.
2044 * doc/invoke.texi: Remove -msvr3-shlib.
2046 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2048 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
2049 with "popcnt" instruction.
2051 2007-04-13 Richard Guenther <rguenther@suse.de>
2053 PR tree-optimization/21258
2054 * tree-vrp.c (compare_case_labels): New helper.
2055 (find_switch_asserts): New function.
2056 (find_assert_locations): Call it for SWITCH_EXPRs.
2058 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
2060 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
2061 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
2062 check is now implied in X87_FLOAT_MODE_P.
2063 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2064 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2065 (fix_trunc<mode>_i386_fisttp): Ditto.
2066 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2067 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2068 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2069 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2070 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2071 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2072 (unnamed_splitters): Ditto.
2073 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
2074 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
2075 FIRST_SSE_REG for local functions when SSE math is enabled or
2076 for functions with sseregparm attribute.
2077 (standard_80387_constant_p): Return -1 if mode is not
2079 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
2080 (ix86_expand_compare): Ditto.
2081 (ix86_expand_carry_flag_compare): Ditto.
2082 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2083 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2084 DECIMAL_FLOAT_MODE_P.
2085 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2086 of SCALAR_FLOAT_MODE_P.
2087 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2088 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2089 checks before FLOAT_MODE_P.
2090 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2091 before FLOAT_MODE_P.
2096 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2098 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2099 Charles Wilson <libtool@cwilson.fastmail.fm>
2101 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2102 (libgcc.mvars): Don't depend on them.
2103 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2104 * exec-tool.in: New.
2106 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2108 * doc/invoke.text (--help): Document --help=common.
2110 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2112 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2114 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2116 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2117 * genemit.c (main): Emit #include "integrate.h".
2118 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2119 (LOADGP_RTP): New mips_loadgp_style.
2120 * config/mips/mips.h: Include config/vxworks-dummy.h.
2121 (TARGET_RTP_PIC): New macro.
2122 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2123 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2124 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2126 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2127 -mvxworks-pic when using -mrtp and a PIC option.
2128 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2130 (mips_symbolic_constant_p, mips_symbolic_address_p)
2131 (mips_symbol_insns): Handle SYMBOL_HALF.
2132 (override_options): Warn about -G and -mrtp being used together.
2133 Initialize mips_lo_relocs[SYMBOL_HALF].
2134 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2135 (mips_emit_loadgp): Handle LOADGP_RTP.
2136 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2137 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2138 (tablejump): Handle function-relative case table entries if
2140 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2142 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2144 * config/mips/mips.md (load_call<mode>): Allow any general register.
2146 (sibcall_value_internal, sibcall_value_multiple_internal)
2147 (call_value_internal, call_value_split, call_value_multiple_internal)
2148 (call_value_multiple_split): Remove constraints from operand 0.
2150 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2152 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2153 rather than loadgp_noshared.
2154 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2155 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2157 * config/mips/mips.md (loadgp): Rename to...
2158 (loadgp_newabi): ...this.
2159 (loadgp_noshared): Rename to...
2160 (loadgp_absolute): ...this.
2162 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2164 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2165 false for locally-binding symbols.
2166 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2168 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2170 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2171 (SYMBOL_GOT_PAGE_OFST): ...this.
2172 (SYMBOL_GOT_GLOBAL): Rename to...
2173 (SYMBOL_GOT_DISP): ...this.
2174 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2175 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2176 * config/mips/mips.c (mips_global_symbol_p): New function.
2177 (mips_symbol_binds_local_p): Likewise.
2178 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2179 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2180 and mips_symbol_binds_local_p.
2181 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2182 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2183 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2185 (mips_ok_for_lazy_binding_p): New function.
2186 (mips_load_call_address, mips_expand_call): Use it.
2187 (mips_dangerous_for_la25_p): Likewise.
2188 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2189 (*got_disp<mode>): Use got_disp_operand instead of
2190 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2191 SYMBOL_GOTOFF_GLOBAL.
2192 (*got_page<mode>): Use got_page_ofst_operand instead of
2194 * config/mips/predicates.md (const_call_insn_operand): Use
2195 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2196 (global_got_operand): Rename to...
2197 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2199 (local_got_operand): Rename to...
2200 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2201 of SYMBOL_GOT_LOCAL.
2203 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2205 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2206 TARGET_CALL_CLOBBERED_GP.
2207 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2208 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2209 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2210 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2211 of TARGET_ABICALLS && !TARGET_NEWABI.
2212 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2213 * config/mips/mips.c (mips_load_call_address): Check
2214 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2215 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2216 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2217 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2218 TARGET_ABICALLS && TARGET_NEWABI.
2219 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2221 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2222 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2223 TARGET_ABICALLS && TARGET_NEWABI.
2224 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2225 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2226 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2227 whether indirect calls must use $25.
2228 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2230 * config/mips/mips.md (jal_macro): Check flag_pic and
2231 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2232 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2233 instead of TARGET_ABICALLS.
2234 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2235 TARGET_ABICALLS && TARGET_OLDABI.
2236 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2237 (sibcall): In the comment above the define_insn, mention
2238 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2239 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2240 instead of TARGET_ABICALLS.
2242 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2244 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2245 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2246 (MACFLAGS_MATCH_P): New macro.
2247 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2248 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2249 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2250 the other MACFLAG constants.
2251 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2252 (flag_machi): Tighten constraints. Renumber some of the operands.
2253 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2255 (flag_machi_parts_acconly): New pattern.
2256 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2258 (flag_macinit1hi): Tighten constraints.
2259 (flag_mul_macv2hi_parts_acconly): New pattern.
2261 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2262 Use a more efficient implementation.
2263 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2264 inline sequences when not optimizing for size.
2266 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2267 movhi_high2low): Delete, merge functionality into...
2268 (packv2hi): ... this pattern.
2270 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2271 * config/bfin/bfin.opt (msim): New option.
2272 (mcpu=): New option.
2273 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2274 (bfin_cpu_t): Typedef of enum bfin_cpu.
2275 (bfin_cpu_type): New declaration.
2276 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2277 -msim and -mcpu= options.
2278 (LIB_SPEC): Likewise.
2279 * config/bfin/bfin.c (bfin_cpu_type): Define.
2280 (bfin_handle_option): Handle -mcpu= option.
2281 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2282 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2283 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2285 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2287 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2288 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2289 (powerpc-wrs-vxworksae): Use ${tm_file}.
2290 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2291 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2292 * config/i386/vx-common.h: New file.
2294 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2296 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2299 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2301 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2304 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2308 * c-common.c (c_build_qualified_type): Set canonical type
2311 2007-04-12 Richard Guenther <rguenther@suse.de>
2313 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2314 lower bound and element size if lower bound is not zero
2315 or either of the ARRAY_REF operands is set.
2317 2007-04-12 Richard Guenther <rguenther@suse.de>
2319 PR tree-optimization/24689
2320 PR tree-optimization/31307
2321 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2323 * gimplify.c (canonicalize_addr_expr): To be consistent with
2324 gimplify_compound_lval only set operands two and three of
2325 ARRAY_REFs if they are not gimple_min_invariant. This makes
2326 it never at this place.
2327 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2329 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2331 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2332 null before emitting a .nsubspa directive.
2334 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2336 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2337 need_to_partition_p if there are no memory statements in the
2340 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2342 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2343 (gcd_of_steps_may_divide_p): New function.
2344 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2346 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2348 * reload.c (find_reloads_toplev, find_reloads_address,
2349 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2350 not a pointer equality test, to decide if we need to call
2351 push_reg_equiv_alt_mem.
2353 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2355 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2356 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2357 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2359 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2361 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
2362 vector to be positive.
2364 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2368 * doc/invoke.texi: Document --params max-aliased-vops and
2370 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
2371 debug_memory_partitions): Move to tree-flow.h
2372 * params.h (AVG_ALIASED_VOPS): Define.
2373 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
2375 (mp_info_t): Likewise.
2376 (get_mem_sym_stats_for): New.
2377 (set_memory_partition): Move from tree-flow-inline.h.
2378 (mark_non_addressable): Only clear the set of symbols for the
2379 partition if it exists.
2380 (dump_memory_partitions): Move from tree-ssa-operands.c
2381 (debug_memory_partitions): Likewise.
2382 (need_to_partition_p): New.
2383 (dump_mem_ref_stats): New.
2384 (debug_mem_ref_stats): New.
2385 (dump_mem_sym_stats): New.
2386 (debug_mem_sym_stats): New.
2387 (update_mem_sym_stats_from_stmt): New.
2388 (compare_mp_info_entries): New.
2389 (mp_info_cmp): Call it.
2390 (sort_mp_info): Change argument to a list of mem_sym_stats_t
2392 (get_mpt_for): Move from tree-ssa-operands.c.
2393 (find_partition_for): New.
2394 (create_partition_for): Remove.
2395 (estimate_vop_reduction): New.
2396 (update_reference_counts): New.
2397 (build_mp_info): New.
2398 (compute_memory_partitions): Refactor.
2399 Document new heuristic.
2400 Call build_mp_info, update_reference_counts,
2401 find_partition_for and estimate_vop_reduction.
2402 (compute_may_aliases): Populate virtual operands before
2403 calling debugging dumps.
2404 (delete_mem_sym_stats): New.
2405 (delete_mem_ref_stats): New.
2406 (init_mem_ref_stats): New.
2407 (init_alias_info): Call it.
2408 (maybe_create_global_var): Remove alias_info argument.
2409 Get number of call sites and number of pure/const call sites
2410 from gimple_mem_ref_stats().
2411 (dump_alias_info): Call dump_memory_partitions first.
2412 (dump_points_to_info_for): Show how many times a pointer has
2414 * opts.c (decode_options): For -O2 set --param
2415 max-aliased-vops to 500.
2416 For -O3 set --param max-aliased-vops to 1000 and --param
2417 avg-aliased-vops to 3.
2418 * fortran/options.c (gfc_init_options): Remove assignment to
2420 * tree-flow-inline.h (gimple_mem_ref_stats): New.
2421 * tree-dfa.c (dump_variable): Dump memory reference
2423 Dump NO_ALIAS* settings.
2424 (referenced_var_lookup): Tidy.
2425 (mem_sym_stats): New.
2426 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
2427 and ORIG are different SSA names for a memory partition.
2428 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
2429 * tree-flow.h (struct mem_sym_stats_d): Define.
2430 (mem_sym_stats_t): Define.
2431 (struct mem_ref_stats_d): Define.
2432 (struct gimple_df): Add field mem_ref_stats.
2433 (enum noalias_state): Define.
2434 (struct var_ann_d): Add bitfield noalias_state.
2435 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
2436 debug_mem_ref_stats, debug_memory_partitions,
2437 debug_mem_sym_stats): Declare.
2438 * tree-ssa-structalias.c (update_alias_info): Update call
2439 sites, pure/const call sites and asm sites in structure
2440 returned by gimple_mem_ref_stats.
2441 Remove local variable IS_POTENTIAL_DEREF.
2442 Increase NUM_DEREFS if the memory expression is a potential
2444 Call update_mem_sym_stats_from_stmt.
2445 If the memory references memory, call
2446 update_mem_sym_stats_from_stmt for all the direct memory
2447 symbol references found.
2448 (intra_create_variable_infos): Set noalias_state field for
2449 pointer arguments according to the value of
2450 flag_argument_noalias.
2451 * tree-ssa-structalias.h (struct alias_info): Remove fields
2452 num_calls_found and num_pure_const_calls_found.
2453 (update_mem_sym_stats_from_stmt): Declare.
2454 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
2455 Set default value to 100.
2456 (PARAM_AVG_ALIASED_VOPS): Define.
2458 2007-04-11 Richard Guenther <rguenther@suse.de>
2461 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
2462 a * -b + c as c - a * b if we honor sign dependent rounding.
2464 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2466 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
2468 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
2469 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
2471 (initialize_trampoline): Don't use old-style function definition.
2472 (bfin_secondary_reload): Mark IN_P argument as unused.
2474 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
2476 PR tree-optimization/31343
2477 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
2478 (build_polynomial_chrec): Return a scalar when the evolution is zero.
2479 * testsuite/gcc.dg/vect/pr31343.c: New.
2481 2007-04-10 Eric Christopher <echristo@apple.com>
2483 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
2484 * config/i386/i386.md (*cmpfp0): Use.
2485 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2486 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2487 (fix_trunc<mode>_i386_fisttp): Ditto.
2488 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2489 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2490 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2491 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2492 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2493 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2494 (unnamed_splitters): Ditto.
2495 * config/i386/i386.c (output_fix_trunc): Assert that
2496 we're not being passed a TFmode operand.
2498 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
2500 PR tree-optimization/31526
2501 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
2502 n_basic_blocks to find newly added blocks.
2504 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
2506 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
2508 (fix_trunc<mode>si_sse): Ditto.
2509 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
2510 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
2511 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
2512 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
2513 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
2514 expander using SSEMODEF mode macro.
2515 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
2516 expander using SSEMODEF mode macro.
2517 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
2518 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
2519 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
2520 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
2521 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
2522 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
2523 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
2524 Macroize insn using X87MODEF mode macro.
2526 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
2528 * config/i386/sse.md (sse2_pinsrw): Removed.
2529 (sse2_pextrw): Renamed to ...
2530 (*sse2_pextrw): This.
2532 2007-04-09 Jan Hubicka <jh@suse.cz>
2535 * config/i386/sse.md
2536 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
2537 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
2538 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
2539 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
2541 2007-04-09 Jan Hubicka <jh@suse.cz>
2543 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
2544 multiple fields of union.
2546 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
2548 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
2549 (create_preheaders): Check that loops are available.
2550 (fix_loop_structure): Clean up, improve comments.
2551 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
2552 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
2554 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
2555 * predict.c (tree_estimate_probability): Do not call
2556 calculate_dominance_info. Call create_preheaders.
2557 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
2558 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
2560 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
2561 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
2562 * tree-cfg.c (tree_split_edge): Make an assert more precise.
2563 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
2566 2007-04-08 Jan Hubicka <jh@suse.cz>
2568 * tree.h (maybe_fold_offset_to_component_ref): Declare.
2569 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
2570 * fold-const.c (fold_unary): Use it.
2572 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2574 * varasm.c (assemble_variable): Remove call to
2575 lang_hooks.decls.prepare_assemble_variable.
2576 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
2577 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
2578 * langhooks.h (lang_hooks_for_decls): Remove
2579 prepare_assemble_variable.
2581 2007-04-08 Mike Stump <mrs@apple.com>
2583 * config/i386/i386.c: Use inc/dec on Core2.
2585 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
2587 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
2588 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2589 lhd_tree_inlining_end_inlining): Remove.
2590 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
2591 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
2593 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
2594 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2595 lhd_tree_inlining_end_inlining): Remove prototypes.
2596 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
2597 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
2598 LANG_HOOKS_TREE_INLINING_START_INLINING,
2599 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
2601 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
2604 2007-04-08 Anatoly Sokolov <aesok@post.ru>
2607 * config/avr/predicates.md (io_address_operand): Delete predicate.
2608 (low_io_address_operand): Don't use 'mode' argument.
2609 (higth_io_address_operand): Rename ...
2610 (high_io_address_operand): ... to this. Don't use 'mode' argument.
2611 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
2614 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
2616 Revert change removing staticp.
2618 2007-04-07 Anatoly Sokolov <aesok@post.ru>
2621 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
2624 2007-04-07 Bruce Korb <bkorb@gnu.org>
2626 * c.opt: Add -Wformat-contains-nul.
2627 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
2629 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
2630 the NUL byte warning.
2632 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
2634 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
2636 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2638 * tree.c (staticp): No longer use staticp langhook.
2639 * langhooks.c (lhd_staticp): Removed.
2640 * langhooks.h (struct lang_hooks): Remove staticp.
2641 * c-common.c (c_staticp): Remove.
2642 * c-common.h (c_staticp): Ditto.
2643 * langhooks-defs.h (lhd_staticp): Ditto.
2644 (LHD_HOOKS_STATICP): Ditto
2645 * tree.h (gcc_assert_lowered): New macro.
2647 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2649 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
2650 argument "reliable".
2651 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
2652 Add argument "reliable". Propagate it through calls.
2653 (infer_loop_bounds_from_undefined): Derive number of iterations
2654 estimates from references in blocks that do not dominate loop latch.
2655 (gcov_type_to_double_int): New function.
2656 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
2657 and expected_loop_iterations_unbounded.
2658 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
2659 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
2660 * tree-data-ref.c (estimated_loop_iterations): Export.
2661 (get_references_in_stmt): Fix -- do not return addresses of local
2663 * cfgloop.h (expected_loop_iterations_unbounded,
2664 estimated_loop_iterations): Declare.
2666 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2668 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2670 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2672 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
2673 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
2674 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
2675 Use output_387_reg_move().
2676 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
2677 expander using X87MODEF12 mode macro.
2678 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
2679 choosing register preferences. Use output_387_reg_move().
2680 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
2681 instead of "x". Use output_387_reg_move().
2682 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
2683 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
2684 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
2685 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
2686 Use output_387_reg_move().
2687 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
2689 (*truncxf?f_i387 splitter): Ditto.
2691 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2693 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2694 LANG_HOOKS_SAFE_FROM_P.
2695 * expr.c (safe_from_p): Remove langhook call.
2696 * langhooks.h (lang_hooks): Remove safe_from_p.
2697 (lhd_safe_from_p): Remove prototype.
2698 * langhooks.c (lhd_safe_from_p): Remove.
2700 2007-04-06 Jan Hubicka <jh@suse.cz>
2702 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2705 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2707 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
2708 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
2709 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
2710 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
2712 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
2713 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
2715 2007-04-05 Richard Henderson <rth@redhat.com>
2717 * config/alpha/alpha.c (print_operand) [+]: Remove.
2718 (alpha_end_function): Print nop if call at end of function.
2719 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
2720 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
2721 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
2722 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
2723 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
2724 the call pattern. Update peepholes to match.
2726 2007-04-05 Janis Johnson <janis187@us.ibm.com>
2728 * doc/extend.texi (Other Builtins): Add decimal float variants
2730 * builtins.def: Ditto.
2731 * builtins.c (expand_builtin): Ditto.
2733 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
2734 H.J. Lu <hongjiu.lu@intel.com>
2737 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
2738 of V8HImode when calling ix86_binary_operator_ok.
2739 (sse2_pmaddwd): Call ix86_binary_operator_ok.
2740 (sdot_prodv8hi): Operands 1 and 2 must be register.
2742 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2744 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2745 initialize align to silence bogus warning.
2747 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2750 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2752 (struct sra_walk_fns): Remove use_all parameter from use.
2753 (sra_hash_tree): Handle BIT_FIELD_REFs.
2754 (sra_elt_hash): Don't hash bitfld blocks.
2755 (sra_elt_eq): Skip them in parent compares as well. Handle
2757 (sra_walk_expr): Don't maintain or pass down use_all_p.
2758 (scan_use): Remove use_all parameter.
2759 (scalarize_use): Likewise. Re-expand assignment to
2760 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2761 output, and re-scalarize after output. Don't mark anything
2763 (scalarize_ldst): Adjust.
2764 (scalarize_walk_gimple_modify_statement): Likewise.
2765 (build_element_name_1): Handle BIT_FIELD_REFs.
2766 (instantiate_element): Don't warn for any element whose parent
2768 (instantiate_missing_elements_1): Return the sra_elt.
2769 (canon_type_for_field): New.
2770 (try_instantiate_multiple_fields): New.
2771 (instantiate_missing_elemnts): Use them.
2772 (mark_no_warning): Removed.
2773 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2774 (REPLDUP, sra_build_elt_assignment): New.
2775 (generate_copy_inout): Use them.
2776 (generate_element_copy): Likewise. Handle bitfld differences.
2777 (generate_element_zero): Don't recurse for blocks. Use
2778 sra_build_elt_assignment.
2779 (generate_one_element_int): Take elt instead of var. Use
2780 sra_build_elt_assignment.
2781 (generate_element_init_1): Adjust.
2782 (scalarize_use, scalarize_copy): Use REPLDUP.
2783 (scalarize_ldst): Move assert before dereference.
2784 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2786 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2788 * regmove.c: Fix unused variable warnings due to previous commit.
2790 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2792 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
2793 (regmove_bb_head): Remove.
2794 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
2795 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
2796 problems with fixup_match_1.
2797 Don't initialize/free regmove_bb_head.
2799 (reg_is_remote_constant_p): If an insn is in the same basic block
2800 but not before INSN, consider it remote, too.
2802 2007-04-05 Anatoly Sokolov <aesok@post.ru>
2805 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
2806 DECL_ASSEMBLER_NAME, not the DECL_NAME.
2808 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
2810 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
2811 (CONDITIONAL_REGISTER_USAGE): Likewise.
2813 2007-04-04 Richard Henderson <rth@redhat.com>
2815 * config/alpha/lib1funcs.asm: Remove unused file.
2817 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2820 * opts.c (print_specific_help): Fix --help=<language>
2822 (common_handle_option): Support --help=common.
2824 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2827 * gcc.c (main): Do not run the linker if
2828 print_subprocess_help indicates that it shouldn't be
2831 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2834 * doc/invoke.texi (--help=): Document <languages> value, fix
2835 formatting in tables of values.
2837 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
2839 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
2840 dllimport attribute of virtual methods.
2842 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
2844 * config/score/crti.asm: Change _bss_start to __bss_start.
2845 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
2846 (OUTGOING_REG_PARM_STACK_SPACE) update.
2847 * config/score/score.opt: add options to make backend support
2848 score5, score5u, score7 and score7d.
2849 * config/score/score.md: Likewise.
2850 * config/score/misc.md: Likewise.
2851 * config/score/mac.md: Likewise.
2852 * doc/invoke.texi: Likewise.
2853 * doc/md.texi: update constraints define.
2855 2007-04-03 Richard Henderson <rth@redhat.com>
2857 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
2858 an appropriate type, use the mode instead.
2860 2007-04-03 Richard Sandiford <richard@codesourcery.com>
2862 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
2863 Set the default --with-arch setting to mips2.
2864 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
2865 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2866 (MULTILIB_OSDIRNAMES): Delete.
2867 (MULTILIB_DIRNAMES): Define.
2868 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
2869 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
2870 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
2871 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
2872 VXWORKS_OS_CPP_BUILTINS.
2873 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
2874 (MIPS_DEBUGGING_INFO): Undefine.
2875 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
2877 2007-04-03 Jakub Jelinek <jakub@redhat.com>
2880 * fold-const.c (native_encode_real): Encode real.c provided longs
2881 as a series of 32-bit native integers.
2882 (native_interpret_real): Interpret buffer as a series of 32-bit
2885 2007-04-03 Richard Guenther <rguenther@suse.de>
2887 * genpreds.c (write_insn_constraint_len): Write function
2888 optimized for CONSTRAINT_LEN implementation.
2889 (write_tm_preds_h): Output insn_constraint_len inline and
2890 use it for CONSTRAINT_LEN.
2891 (write_insn_preds_c): Don't output insn_constraint_len.
2892 * doc/md.texi (define_register_constraint): Document multi-letter
2893 constraints shall have the same length if they start with the same
2896 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2899 * config/i386/i386.md (isinf<mode>2): Expand only when
2900 TARGET_C99_FUNCTIONS is set.
2902 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2904 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
2905 (x86_64-*-linux*): Ditto.
2906 * config/i386/i386.opt (mpc): New option.
2907 * config/i386/i386.c (overrride_options): Handle
2908 ix87_precision_string.
2909 * config/i386/crtprec.c: New file.
2910 * config/i386/t-crtpc: Ditto.
2911 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
2913 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
2914 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2915 crtprec32.o, crtprec64.o and crtprec80.o.
2917 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
2919 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
2921 2007-04-02 Eric Christopher <echristo@apple.com>
2923 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
2924 limitations on darwin.
2926 2007-04-02 Anatoly Sokolov <aesok@post.ru>
2929 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
2931 2007-04-02 Dave Korn <dave.korn@artimi.com>
2933 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
2935 2007-04-02 Dave Korn <dave.korn@artimi.com>
2937 * libgcc2.h (exception_descriptor): Don't forward-declare.
2938 (__get_eh_table_language, __get_eh_table_version): Delete
2939 prototypes of long-dead functions.
2941 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
2943 * ebitmap.h: New file
2944 * ebitmap.c: New file
2945 * Makefile.in (ebitmap.o): New target.
2947 2007-04-01 Jan Hubicka <jh@suse.cz>
2949 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
2950 before very first instruction.
2952 2007-04-01 Jan Hubicka <jh@suse.cz>
2954 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
2955 waring on 64bit hosts.
2956 * bitmap.h: Fix typo in bitmap_head_def.
2958 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
2960 PR rtl-optimization/31391
2961 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
2962 into a DELETED_LABEL note, and the label is in an empty basic
2963 block, update BB_END as well as BB_HEAD.
2965 2007-04-01 Richard Henderson <rth@redhat.com>
2967 PR tree-optimization/31169
2968 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
2969 to varying if the range is outside [0, prec-1].
2971 2007-04-01 Richard Sandiford <richard@codesourcery.com>
2974 * config/mips/mips.md (load_const_gp): New insn.
2975 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
2976 the MIPS16 GP pseudo register if no_new_pseudos.
2977 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
2979 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2982 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
2984 (call_value): Likewise.
2986 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
2987 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2990 * doc/invoke.texi: (optimization options): Reword description
2991 of -ffast-math. Document its primary purpose.
2993 2007-03-31 Richard Guenther <rguenther@suse.de>
2995 * omp-low.c (splay-tree.h): Include.
2996 (lookup_decl): Replace splay-tree usage by pointer-map.
2997 (maybe_lookup_decl): Likewise.
2998 (new_omp_context): Likewise.
2999 (delete_omp_context): Likewise.
3000 * gimplify.c (splay-tree.h): Include.
3001 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
3003 (remap_ssa_name): Likewise.
3004 (remap_decl): Likewise.
3005 (remap_type_1): Likewise.
3006 (remap_type): Likewise.
3007 (copy_body_r): Likewise.
3008 (expand_call_inline): Likewise.
3009 (clone_body): Likewise.
3010 (copy_tree_r): Likewise.
3011 (remap_save_expr): Likewise.
3012 (unsave_r): Likewise.
3013 (unsave_expr_now): Likewise.
3014 (tree_function_versioning): Likewise.
3015 (build_duplicate_type): Likewise.
3016 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
3017 (struct copy_body_data): Replace splay-tree by pointer-map.
3018 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
3019 not $(SPLAY_TREE_H).
3020 (gimplify.o): Depend on $(SPLAY_TREE_H).
3021 (omp-low.p): Likewise.
3023 2007-03-31 Anatoly Sokolov <aesok@post.ru>
3025 * config/avr/predicates.md (even_register_operand,
3026 odd_register_operand): New predicates.
3027 * config/avr/avr.md (movw peephole2): New.
3028 (movw_r peephole2): New.
3030 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
3032 * tree.h (get_signed_or_unsigned_type): New.
3033 * fold-const.c (operand_equal_for_comparison_p): Use
3034 get_signed_or_unsigned_type instead of
3035 lang_hooks.types.signed_or_unsigned_type.
3036 * expr.c (store_expr): Ditto.
3037 * langhooks.c (get_signed_or_unsigned_type): New.
3038 (lhd_signed_or_unsigned_type): New.
3039 * langhooks.h (lhd_signed_or_unsigned_type): New.
3040 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
3042 2007-03-30 Richard Henderson <rth@redhat.com>
3044 * tree-ssa-loop-ivopts.c: Include target.h.
3045 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
3046 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
3047 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
3048 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
3050 2007-03-30 Richard Henderson <rth@redhat.com>
3051 Kai Tietz <kai.tietz@onevision.com>
3053 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
3055 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
3056 (TARGET_64BIT_MS_ABI): New.
3057 (DBX_REGISTER_NUMBER): Handle 64-bit.
3058 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
3059 (LONG_TYPE_SIZE): Force to 32.
3060 (REG_PARM_STACK_SPACE): New.
3061 (OUTGOING_REG_PARM_STACK_SPACE): New.
3062 (REGPARM_MAX, SSE_REGPARM_MAX): New.
3063 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3064 (STACK_BOUNDARY): Use 128 for 64-bit.
3065 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
3066 Add 64-bit implementation.
3067 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
3069 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
3070 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
3071 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
3072 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
3073 (ix86_handle_cconv_attribute): Don't warn when ignoring if
3074 TARGET_64BIT_MS_ABI.
3075 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
3076 (ix86_pass_by_reference): Likewise.
3077 (ix86_function_value_regno_p): Likewise.
3078 (ix86_build_builtin_va_list): Likewise.
3079 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3080 (function_arg_advance_ms_64): New.
3081 (function_arg_advance): Call it.
3082 (function_arg_ms_64): New.
3083 (function_arg): Call it.
3084 (function_value_ms_64): New.
3085 (ix86_function_value_1): Call it.
3086 (return_in_memory_ms_64): New.
3087 (ix86_return_in_memory): Call it.
3088 (setup_incoming_varargs_ms_64): New.
3089 (ix86_setup_incoming_varargs): Call it.
3090 (ix86_expand_prologue): Handle 64-bit stack probing.
3091 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3092 (output_pic_addr_const): Likewise.
3093 (x86_this_parameter): Likewise.
3094 (x86_output_mi_thunk): Likewise.
3095 (x86_function_profiler): Likewise.
3096 (TARGET_STRICT_ARGUMENT_NAMING): New.
3097 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3098 (TARGET_64BIT_MS_ABI): New.
3099 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3100 * config/i386/i386.md (allocate_stack_worker): Remove.
3101 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3102 describe the clobber of eax without a match_scratch.
3103 (allocate_stack_worker_postreload): Remove.
3104 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3105 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3106 (allocate_stack_worker_rex64_postreload): Remove.
3107 (allocate_stack): Handle 64-bit.
3108 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3109 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3110 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3111 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3112 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3113 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3114 * config.build (x86_64-*-mingw*): New host.
3115 * config.host (x86_64-*-mingw*): New host.
3116 * config.gcc (x86_64-*-mingw*): New target.
3117 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3119 2007-03-30 Richard Henderson <rth@redhat.com>
3120 Kai Tietz <kai.tietz@onevision.com>
3122 * c-pragma.c (struct def_pragma_macro_value): New.
3123 (struct def_pragma_macro): New.
3124 (pushed_macro_table): New.
3125 (dpm_hash, dpm_eq): New.
3126 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3127 (init_pragma): Install them.
3128 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3130 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3132 * config/avr/avr.c (avr_override_options): Clear
3133 'flag_delete_null_pointer_checks'.
3135 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3138 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3139 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3140 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3141 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3142 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3143 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3144 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3146 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3148 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3150 * regmove.c: Move all of pass_stack_adjustments from here...
3151 * combine-stack-adj.c: ...to this new file.
3152 * Makefile.in: Add rules for combine-stack-adj.o.
3154 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3156 PR tree-optimization/31383
3157 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3158 to have the same length.
3160 2007-03-30 Jan Hubicka <jh@suse.cz>
3163 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3164 availablility; add more sanity checking; ask varpool only about
3167 2007-03-29 Richard Henderson <rth@redhat.com>
3169 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3170 to decide, but __SIZEOF_LONG_LONG__.
3172 2007-03-29 Richard Henderson <rth@redhat.com>
3174 * emutls.c (struct __emutls_array): New.
3175 (emutls_destroy): Use it instead of casting element 0 from void*.
3176 (__emutls_get_address): Likewise.
3178 2007-03-29 Richard Henderson <rth@redhat.com>
3180 * varasm.c (initializer_constant_valid_p): Don't deny
3181 DECL_DLLIMPORT_P on functions.
3183 * config/i386/cygming.h: Remove function declarations.
3184 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3185 (ASM_OUTPUT_LABELREF): Remove.
3186 (COMMON_ASM_OP): Remove.
3187 (ASM_OUTPUT_COMMON): Remove.
3188 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3189 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3190 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3191 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3192 Rename from TARGET_ENCODE_SECTION_INFO.
3193 * config/i386/netware.h: Likewise.
3194 * config/i386/i386-protos.h: Update.
3195 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3196 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3197 (legitimate_constant_p): Reject dllimports.
3198 (dllimport_map, get_dllimport_decl): New.
3199 (legitimize_dllimport_symbol): New.
3200 (legitimize_address, ix86_expand_move): Use it.
3201 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3202 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3203 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3204 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3205 * config/i386/predicates.md (constant_call_address_operand): Only
3206 accept symbols; reject dllimport_p symbols.
3207 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3208 i386_pe_maybe_record_exported_symbol.
3209 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3210 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3211 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3212 trust the setting of DECL_DLLIMPORT_P.
3213 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3214 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3215 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3216 tidy the argument scanning loop.
3217 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3218 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3219 (i386_pe_strip_name_encoding): Remove.
3220 (i386_pe_binds_local_p): New.
3221 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3222 (i386_pe_output_labelref): Remove.
3223 (i386_pe_asm_output_aligned_decl_common): New.
3224 (i386_pe_maybe_record_exported_symbol): Rename from
3225 i386_pe_record_exported_symbol; check for dllexported symbols.
3227 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3229 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3230 add comment explaining why vsnprintf cannot be used.
3232 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3234 PR tree-optimization/30666
3235 * tree.c (build_complex_type): When creating type names for DWARF2
3236 debug info, create TYPE_DECLs for TYPE_NAME instead of
3238 (build_common_tree_nodes_2): Use build_complex_type when building
3239 predefined complex types, to preserve canonical types.
3241 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3243 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3244 (noce_get_alt_condition): Look at it to determine whether to
3245 reverse the condition or not.
3246 (noce_get_condition): Substitute the truth for lies.
3247 (noce_find_if_block): Set the then_else_reversed field.
3249 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3251 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3252 destination of this insn.
3253 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3254 than calling gen_rtx_SET directly. Use r0 to hold the value of
3255 'address + 4' rather than a stack based temporary which can be
3258 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3260 * config/s390/s390.c (s390_secondary_input_reload_class,
3261 s390_secondary_output_reload_class): Functions removed.
3262 (s390_secondary_reload): New function.
3263 (TARGET_SECONDARY_RELOAD): Target macro defined.
3264 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3265 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3266 * config/s390/s390.md ("reload_outti", "reload_outdi",
3267 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3268 "reload_out<mode>"): Expanders removed.
3269 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3270 "reload<mode>_nonoffmem_out"): Expanders added.
3272 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3274 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3275 SRC->DEST replacement failed anyway.
3277 2007-03-28 Mike Stump <mrs@apple.com>
3279 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3280 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3281 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3283 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3285 * config.gcc: Accept barcelona as a variant of amdfam10.
3286 * config/i386/i386.c (override_options): Likewise.
3287 * doc/invoke.texi: Likewise.
3289 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3291 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3292 offsets for BIT_FIELD_REF and COMPONENT_REF.
3294 2007-03-28 Richard Guenther <rguenther@suse.de>
3296 * tree.c (is_global_var): Move ...
3297 * tree-flow-inline.h (is_global_var): ... here.
3298 * tree.h (is_global_var): Remove declaration.
3300 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3302 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3304 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3305 * config/i386/i386.c (ix86_tune_features): Initialize new
3307 * config/i386/predicates.md (promotable_binary_operator): Use
3308 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3310 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3313 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3315 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3317 * config/fr30/fr30.md (movsi_internal): Change destination
3318 constraint from m to V and add m to the end.
3320 2007-03-28 Christian Bruel <christian.bruel@st.com>
3322 * config/sh/sh.md (movsi_i): Fix type attribute.
3324 2007-03-28 Christian Bruel <christian.bruel@st.com>
3326 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3327 (movsf_ie): Likewise.
3329 2007-03-28 Christian Bruel <christian.bruel@st.com>
3331 * config.gcc: Add sh4-300 to multilib.
3332 * config/sh/t-mlib-sh4-300: New file.
3334 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3336 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3337 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3339 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3340 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3341 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3342 "fixuns_trunctddi2"): Whitespace fix.
3344 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3346 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3347 the definition of struct sh_args.
3348 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3349 CALL_COOKIE_INT_REG_GET): Likewise.
3351 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3353 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3354 transformations are applied successfully.
3356 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3358 * tree.c (tree_contains_struct): Permit 512 tree codes.
3359 * tree.h (tree_contains_struct): Ditto.
3360 (MAX_TREE_CODES): Ditto.
3361 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
3362 SPARE member to store remaining padding bits.
3364 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3366 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
3369 2007-03-27 Janis Johnson <janis187@us.ibm.com>
3371 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
3372 * configure: Regenerate.
3374 * configure: Regenerate using the correct version of autoconf.
3376 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3378 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
3380 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
3381 regs to "__SP_L__" and "__SP_H__".
3383 2007-03-27 Richard Guenther <rguenther@suse.de>
3385 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
3386 computations with it with a HOST_WIDE_INT variable.
3388 2007-03-26 Mike Stump <mrs@apple.com>
3390 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
3391 objective-c-header, objective-c++-header and objc++-cpp-output
3393 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3395 2007-03-26 Richard Henderson <rth@redhat.com>
3398 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
3399 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
3400 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
3401 IX86_BUILTIN_PSRLQ128): New.
3402 (ix86_init_mmx_sse_builtins): Add them.
3403 (ix86_expand_builtin): Expand them.
3404 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
3405 operand 2 be TImode.
3406 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
3407 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3408 _mm_srli_epi64): Mark __B const.
3409 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
3410 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
3411 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
3412 new two-vector shift builtins.
3414 2007-03-26 Ian Lance Taylor <iant@google.com>
3416 PR tree-optimization/31345
3417 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
3418 [+INF, +INF(OVF)] into VARYING.
3420 2007-03-26 Zack Weinberg <zackw@panix.com>
3422 * gengtype-parse.c: New file.
3423 * gengtype-yacc.y: Delete.
3424 * gengtype-lex.l: Don't include gengtype-yacc.h.
3425 Define YY_DECL and yyterminate appropriately for recursive
3426 descent parser. yylval is now a string out-parameter to yylex.
3427 (HWS, EOID): New shorthand.
3428 (IWORD): Add a couple more types.
3429 (yylex): Add a setup stanza. Remove the complex rules for
3430 detecting GTY'ed types and typedefs; replace with simple
3431 keyword detectors. Adjust everything for the changed
3432 definition of yylval. Ignore all pp-directives, not just #define.
3434 (parse_file): Rename yybegin; do not call yyparse.
3436 * gengtype.c (xasprintf): Export again.
3437 (this_file): New. Use everywhere __FILE__ was being used.
3438 (get_lang_bitmap): Special case types defined in gengtype.c.
3439 (do_typedef, new_structure): Suppress definition of certain types.
3440 (new_structure): Improve diagnostics of duplicate definitions.
3441 Make sure location_s is associated with input.h.
3442 (nreverse_pairs, define_location_structures): New functions.
3443 (main): Improve tagging of kludge types. Remove old kludges
3444 for input.h types; use define_location_structures.
3445 * gengtype.h: Update prototypes. Define token codes here.
3446 * Makefile.in: Remove all references to gengtype-yacc.
3447 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
3449 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
3450 add GTY((skip)) to the field that's only conditionally there.
3451 * doc/install.texi: Document that Bison is no longer required
3452 unless building treelang.
3454 * gengtype.c: Don't include gtyp-gen.h.
3455 (srcdir): Declare here.
3456 (base_files, lang_dir_names): Allocate dynamically.
3457 (gt_files, num_gt_files, num_lang_dirs): New globals.
3458 (measure_input_list, read_input_line, read_input_list)
3459 (set_lang_bitmap): New functions.
3460 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
3461 simplify, relying on read_input_list to set up the bitmaps.
3462 (main): Arguments are no longer unused. Check for correct number
3463 of command line arguments, set srcdir and srcdir_len, then call
3464 read_input_list, before doing anything else. No need to worry
3465 about duplicates in main loop.
3466 * configure.ac: Simplify the calculation of all_gtfiles.
3467 Put language tags in there. Don't set or substitute
3468 all_gtfiles_files_langs or all_gtfiles_files_frags.
3469 * Makefile.in: Revamp the way gengtype is invoked, now that it
3470 takes a file on its command line with a much simpler format.
3471 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
3472 (GTFILES): Remove duplicates and C source files.
3473 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
3474 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
3475 * configure: Regenerate.
3477 * gengtype.h: Remove all type definitions to gengtype.c; leave
3478 only definitions of options_p, type_p, and pair_p as opaque
3479 pointers. Update prototypes.
3480 * gengtype.c: Many type definitions moved here from gengtype.h.
3481 Consolidate type definitions at the top of the file.
3482 (xvasprintf): Delete.
3483 (xasprintf): Make static.
3484 (create_nested_pointer_option): Add 'next' parameter.
3485 (create_field_all, create_field_at): New functions.
3486 (create_field): Now a thin wrapper around create_field_all.
3487 (create_optional_field): Rename create_optional_field_ and add
3488 line argument. Original name is now a macro which supplies
3490 (oprintf): Use vsnprintf directly.
3491 (close_output_files): Use fatal rather than perror/exit.
3492 (note_def_vec, note_def_vec_alloc): Use create_field_at.
3493 (main): Set progname. Don't use exit.
3494 * gengtype-yacc.y (struct_fields): Use create_field_at.
3495 (option, optionseqopt): Delete.
3496 (optionseq): Consolidate productions from option here so we
3497 can use the first argument to create_option.
3499 * gengtype-lex.l: Distinguish unions from structures in the
3500 token type. Don't call find_structure; return the tag as a string.
3501 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
3502 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
3503 Reorganize typedef_struct production accordingly.
3504 Use create_nested_ptr_option.
3505 * gengtype.c (create_nested_ptr_option): New function.
3506 * gengtype.h: Declare it.
3508 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
3509 (string_type): Don't declare.
3510 (do_scalar_typedef): Declare.
3511 (create_scalar_type): Update prototype.
3512 * gengtype.c (string_type): Make static.
3513 (scalar_nonchar, scalar_char): New.
3514 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
3515 (resolve_typedef): Use scalar_nonchar for error recovery.
3516 (create_scalar_type): Remove name_len field. Return scalar_char
3517 or scalar_nonchar as appropriate.
3518 (adjust_field_type): Look at scalar_is_char boolean to decide whether
3520 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
3522 (main): Initialize scalar_char and scalar_nonchar before calling
3524 * gengtype-lex.l: Adjust for removal of second argument to
3525 create_scalar_type. Use yylval.s instead of yylval.t when
3527 * gengtype-yacc.y: Type of SCALAR is string. Call
3528 create_scalar_type from type:SCALAR rule. Adjust for removal of
3529 second argument to create_scalar_type.
3531 * vec.h: Remove all #if IN_GENGTYPE blocks.
3532 Add comment saying that changes may require adjustments to gengtype.
3533 * gengtype.c: Don't include coretypes.h or tm.h.
3534 Add comment to inclusion of errors.h.
3535 (note_def_vec, note_def_vec_alloc): New functions.
3536 * gengtype.h: Declare new functions.
3537 * gengtype-lex.l: Don't include coretypes.h.
3538 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
3540 (update_lineno): Remove unnecessary prototype.
3541 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
3542 (VEC rule): Just return VEC_TOKEN.
3543 * gengtype-yacc.y (VEC_TOKEN): New token type.
3544 (type): Add a production for VEC(a,b).
3545 * Makefile.in: Update dependencies.
3547 * gengtype-lex.l: Remove rules for parsing pointer-to-function
3548 typedefs that use the old PARAMS macro.
3550 * gengtype-lex.l: Remove all rules and states relating to yacc
3552 * gengtype-yacc.y: Similarly.
3553 * gengtype.c (note_yacc_type): Delete function.
3554 * gengtype.h: Update prototypes.
3556 2007-03-26 Joseph Myers <joseph@codesourcery.com>
3558 * tree-pretty-print.c (dump_generic_node): Report precision of
3559 unnamed integer types.
3561 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
3563 * ifcvt.c (noce_try_store_flag_constants): Don't check
3564 no_new_pseudos here.
3565 (noce_try_store_flag_constants): Don't check no_new_pseudos.
3566 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
3567 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
3568 noce_try_sign_mask): Likewise.
3569 (if_convert): Check no_new_pseudos here.
3571 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
3573 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
3574 (noce_get_condition): Handle new then_else_reversed argument.
3575 (noce_init_if_info): Remove, fold into noce_find_if_block.
3576 (noce_process_if_block): Take a struct noce_if_info as the
3577 argument. Don't set up one based on ce_if_info. Update pointer
3578 references accordingly.
3579 (cond_move_process_if_block): Likewise.
3580 (process_if_block): Removed.
3581 (find_if_block): Removed. Move functionality two new functions,
3582 noce_find_if_block and cond_exec_find_if_block.
3583 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
3584 blocks and the symmetric IF-ELSE-JOIN case.
3585 (cond_exec_find_if_block): Also new function mostly based on old
3586 find_if_block and process_if_block.
3587 (find_if_header): Replace find_if_block call with separately
3588 guarded calls to noce_find_if_block and cond_exec_find_if_block.
3589 (find_cond_trap): Update noce_get_condition call.
3590 (dead_or_predicable): Likewise.
3592 2007-03-26 Jakub Jelinek <jakub@redhat.com>
3594 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
3596 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
3597 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
3598 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
3599 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
3600 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
3601 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
3602 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
3603 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
3604 __builtin_ia32_psrad128 builtins.
3606 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
3608 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
3609 * config/i386/constraints.md
3610 (define_constraint "I"): Use IN_RANGE macro.
3611 (define_constraint "J"): Ditto.
3612 (define_constraint "K"): Ditto.
3613 (define_constraint "M"): Ditto.
3614 (define_constraint "N"): Ditto.
3615 (define_constraint "O"): Ditto.
3616 * config/i386/predicates.md
3617 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
3618 (define_predicate "const_0_to_3_operand"): Ditto.
3619 (define_predicate "const_0_to_7_operand"): Ditto.
3620 (define_predicate "const_0_to_15_operand"): Ditto.
3621 (define_predicate "const_0_to_63_operand"): Ditto.
3622 (define_predicate "const_0_to_255_operand"): Ditto.
3623 (define_predicate "const_1_to_31_operand"): Ditto.
3624 (define_predicate "const_2_to_3_operand"): Ditto.
3625 (define_predicate "const_4_to_7_operand"): Ditto.
3627 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3629 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
3630 in SImode for save_world.
3631 * config/rs6000/altivec.md (save_world, restore_world): Convert to
3634 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
3636 PR tree-optimization/30784
3637 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
3640 2007-03-25 Revital Eres <eres@il.ibm.com>
3642 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
3643 Fold movement_possibility function into it.
3645 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3647 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
3648 (load_macho_picbase_{si,di}): Convert to LR hard reg.
3649 (call_indirect_nonlocal_darwin64): Same.
3650 (call_nonlocal_darwin64): Same.
3651 (call_value_indirect_nonlocal_darwin64): Same.
3652 (call_value_nonlocal_darwin64): Same.
3653 (sibcall_nonlocal_darwin64): Same.
3654 (sibcall_value_nonlocal_darwin64): Same.
3655 (sibcall_symbolic_64): Same.
3656 (sibcall_value_symbolic_64): Same.
3657 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
3659 (rs6000_emit_load_toc_table): Same.
3660 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
3661 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
3667 (load_toc_v4_pic_si): Same
3668 (load_toc_v4_PIC_1): Same.
3669 (load_toc_v4_PIC_1b): Same.
3670 (call_indirect_aix{32,64}): Same.
3671 (call_value_indirect_aix{32,64}): Same.
3674 (call_local{32,64}): Same.
3675 (call_value_local{32,64}): Same.
3676 (call_indirect_nonlocal_aix{32,64}): Same.
3677 (call_nonlocal_aix{32,64}): Same.
3678 (call_value_indirect_nonlocal_aix{32,64}): Same.
3679 (call_value_nonlocal_aix{32,64}): Same.
3680 (call_indirect_nonlocal_sysv<mode>): Same.
3681 (call_nonlocal_sysv<mode>): Same.
3682 (call_value_indirect_nonlocal_sysv<mode>): Same.
3683 (call_value_nonlocal_sysv<mode>): Same.
3685 (sibcall_local{32,64}): Same.
3686 (sibcall_value_local{32,64}): Same.
3687 (sibcall_nonlocal_aix{32,64}): Same.
3688 (sibcall_value_nonlocal_aix{32,64}): Same.
3689 (sibcall_nonlocal_sysv<mode>): Same.
3690 (sibcall_value): Same.
3691 (sibcall_value_nonlocal_sysv<mode>): Same.
3693 2007-03-24 Paul Brook <paul@codesourcery.com>
3695 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
3696 * config/arm/linux-eabi.h: Remove legacy syscall hack.
3698 2007-03-24 Richard Henderson <rth@redhat.com>
3700 * config/ia64/constraints.md: New file.
3701 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
3702 satisfies_constraint_?.
3703 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
3704 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
3705 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
3706 ia64_output_mi_thunk): Likewise.
3707 (ia64_const_ok_for_letter_p): Remove.
3708 (ia64_const_double_ok_for_letter_p): Remove.
3709 (ia64_extra_constraint): Remove.
3710 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
3711 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
3712 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
3713 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
3714 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
3715 EXTRA_MEMORY_CONSTRAINT): Remove.
3716 * config/ia64/ia64.md: Include constriants.md. Replace
3717 CONST_OK_FOR_? with satisfies_constraint_?.
3719 2007-03-23 Michael Meissner <michael.meissner@amd.com>
3720 H.J. Lu <hongjiu.lu@intel.com>
3722 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
3724 (name macros): Use DPD_BID_NAME to convert names properly.
3726 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
3727 decimal floating point format.
3728 (init_floating_libfuncs): Change decimal functions so that they
3729 have a "bid_" prefix if the decimal system uses the BID format,
3730 and "dpd_" prefix if the decimal system uses the DPD format.
3731 (init_interclass_conv_libfuncs): Ditto.
3732 (init_intraclass_conv_libfuncs): Ditto.
3734 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3735 using the BID format.
3737 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3738 whether we are using the BID decimal format.
3739 * configure: Regenerate.
3741 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3742 the compiler has decimal floating point enabled. Define
3743 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3746 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3747 using the BID format.
3749 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3750 whether we are using the BID decimal format.
3751 * configure: Regenerate.
3753 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3754 the compiler has decimal floating point enabled. Define
3755 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3758 * doc/install.texi (--enable-decimal-float): Document BID and DPD
3759 options, and that it is enabled for i386/x86_64 systems.
3761 * Makefile.in (enable_decimal_float): New.
3763 (DECNUMINC): Add -I$(DECNUMFMT).
3764 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
3765 to $(DECNUMFMT) from $(DECNUM).
3767 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
3768 Substitute enable_decimal_float.
3769 * configure: Regenerated.
3772 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
3775 * configure.ac: Enable decimal float for x86_64-*-linux*.
3776 * configure: Regenerated.
3779 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
3780 decimal128ClearSign to flip and clear the sign bit in decimal128.
3781 (decimal_real_maxval): Set decimal128SetSign to set the sign
3784 2007-03-23 Ian Lance Taylor <iant@google.com>
3786 * fold-const.c (fold_binary): Correct warning for X - c >= X.
3788 2007-03-23 Ian Lance Taylor <iant@google.com>
3790 * tree-dump.c (dump_files): Correct comment.
3792 2007-03-23 Ian Lance Taylor <iant@google.com>
3794 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
3796 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
3798 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
3799 in cfglayout mode. Don't go into and out of cfglayout mode.
3800 Link the blocks in the order of the constructed traces.
3801 (rest_of_handle_tracer): Adjust call to tracer.
3802 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
3803 Don't go into cfglayout mode.
3804 (rtl_loop_done): Don't go out of cfglayout mode.
3805 * cfglayout.c (relink_block_chain): New function, split out from...
3806 (fixup_reorder_chain): ...here. Remove redundant checking.
3807 (cfg_layout_finalize): Don't clear the header, footer, and aux
3808 fields here, move the code to do so to relink_block_chain. Likewise
3809 for free_original_copy_tables.
3810 * rtl.h (tracer): Update prototype.
3811 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
3812 Assert we are in cfglayout mode. Don't go into and out of cfglayout
3813 mode. Use relink_block_chain to serialize the CFG according to the
3814 new basic block order. Move targetm.cannot_modify_jumps_p check from
3816 (gate_handle_reorder_blocks): ...to here.
3817 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
3819 (gate_duplicate_computed_gotos): ...to here.
3820 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
3821 something always changes when going into and out of cfglayout mode.
3822 Perform an expensive cfg cleanup while going into cfglayout mode.
3823 Always update liveness information on HAVE_conditional_execution
3824 targets. Reserialize the basic blocks and go out of cfglayout mode.
3825 * reg-stack.c: Include cfglayout.h.
3826 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
3827 the call to reorder_basic_blocks.
3828 * basic-block.h (reorder_basic_blocks): Update prototype.
3829 (relink_block_chain): New prototype.
3830 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
3832 2007-03-23 Joseph Myers <joseph@codesourcery.com>
3834 * config/mips/mips.md (type, hazard, *movdi_32bit,
3835 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
3836 *movhi_internal, *movqi_internal, *movsf_hardfloat,
3837 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
3838 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
3839 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
3841 (movcc): Change first xfer to multi.
3842 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
3843 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
3844 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
3845 config/mips/generic.md: Change reservations using "xfer" to use
3847 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
3848 using match_operand.
3849 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
3850 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
3852 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
3854 2007-03-22 Richard Henderson <rth@redhat.com>
3856 * config/i386/i386.c: Remove unnecessary function declarations.
3857 Move targetm definition, and all related macros, to the end of
3858 the file. Resort some functions to put definitions before uses.
3859 (ix86_attribute_table): Make static. Move to end of file.
3860 (ix86_gimplify_va_arg): Make static.
3862 2007-03-22 Richard Henderson <rth@redhat.com>
3864 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
3865 don't increase local_regparm with force_align_arg_pointer check.
3866 (ix86_function_sseregparm): Assert 32-bit.
3867 (type_has_variadic_args_p): New.
3868 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
3869 type_has_variadic_args_p.
3870 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
3871 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
3872 use memset instead. Do maybe_vaarg check first; skip attribute
3873 tests if true; skip attribute tests for 64-bit.
3874 (construct_container): Remove TARGET_DEBUG_ARG.
3875 (function_arg_advance_32, function_arg_advance_64): Split out ...
3876 (function_arg_advance): ... from here.
3877 (function_arg_32, function_arg_64): Split out ...
3878 (function_arg): ... from here.
3879 (ix86_pass_by_reference): Tidy.
3880 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
3881 (function_value_32): New, from parts of ix86_function_value
3882 and ix86_value_regno.
3883 (function_value_64): New, from parts of ix86_function_value
3884 and ix86_libcall_value.
3885 (ix86_function_value_1): New.
3886 (ix86_function_value, ix86_libcall_value): Use it.
3887 (return_in_memory_32, return_in_memory_64): Split out ...
3888 (ix86_return_in_memory): ... from here.
3889 (ix86_struct_value_rtx): Skip for 64-bit.
3890 (ix86_libcall_value, ix86_value_regno): Remove.
3891 (setup_incoming_varargs_64): Split out ...
3892 (ix86_setup_incoming_varargs): ... from here.
3893 (ix86_va_start): Remove TARGET_DEBUG_ARG.
3894 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
3895 * config/i386/i386-protos.h (ix86_function_value): Remove.
3896 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
3898 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3901 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
3902 infinities not supported, otherwise emit warning if -Woverflow. On
3903 underflow, emit warning if -Woverflow.
3904 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
3906 * real.h (real_from_string): Update declaration
3908 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
3909 Richard Henderson <rth@redhat.com>
3911 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
3912 * calls.c (compute_argument_block_size, expand_call,
3913 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
3914 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
3915 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
3916 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
3917 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
3918 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
3919 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
3920 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
3923 2007-03-22 Joseph Myers <joseph@codesourcery.com>
3925 * c-incpath.c (add_sysroot_to_chain): New.
3926 (merge_include_chains): Add sysroot argument. Call
3927 add_sysroot_to_chain if sysrooted.
3928 (register_include_chains): Update call to merge_include_chains.
3929 * doc/cppopts.texi: Document use of '=' in include directory
3932 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
3934 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
3935 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
3936 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
3937 insn pattern using X87MODEF12 mode macro.
3939 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
3941 * regmove.c (regmove_optimize): Use reg_mentioned_p
3942 instead of reg_overlap_mentioned_p for DST.
3944 2007-03-21 Mike Stump <mrs@apple.com>
3946 * c.opt: Fixup for Objective-C/C++.
3948 2007-03-21 Steve Ellcey <sje@cup.hp.com>
3950 * explow.c (convert_memory_address): Fold memory reference when
3951 POINTERS_EXTEND_UNSIGNED < 0
3953 2007-03-21 Richard Henderson <rth@redhat.com>
3956 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
3957 * config/i386/mmintrin.h (__m64): Likewise.
3958 * config/i386/xmmintrin.h (__m128): Likewise.
3960 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3962 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
3963 (VXWORKS_OS_CPP_BUILTINS): Define.
3964 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
3965 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
3967 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3969 * rtl.h (constant_pool_reference_p): Delete.
3970 (find_constant_src): Declare.
3971 * rtlanal.c (find_constant_src): New function.
3972 * simplify-rtx.c (constant_pool_reference_p): Delete.
3973 * config/i386/i386.md: Use find_constant_src instead of
3974 constant_pool_reference_p/avoid_constant_pool_reference pairs.
3976 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3978 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
3979 * c-cppbuiltin.c (c_cpp_builtins): Define them.
3981 2007-03-20 Mark Mitchell <mark@codesourcery.com>
3983 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
3984 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
3985 (arm_elf_asm_constructor): Use it.
3986 (arm_elf_asm_destructor): New function.
3988 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
3990 * jump.c (mark_jump_label): Treat SEQUENCE specially.
3992 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
3994 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
3996 2007-03-19 Andrew Haley <aph@redhat.com>
3998 PR tree-optimization/31264
3999 * tree-vrp.c (register_edge_assert_for_1): Don't look though
4002 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
4004 PR rtl-optimization/30907
4005 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
4006 (fwprop_init): Always call loop_optimizer_initialize.
4007 (fwprop_done): Always call loop_optimizer_finalize.
4008 (fwprop): We always have loop info now.
4009 (gate_fwprop_addr): Remove.
4010 (pass_fwprop_addr): Use gate_fwprop as gate.
4012 PR rtl-optimization/30841
4013 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
4014 df_chain_alloc): Call df_reorganize_refs unconditionally.
4015 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
4016 refs_organized to refs_organized_size.
4017 (df_ref_create_structure): Use refs_organized_size instead of
4018 bitmap_size if refs had been organized, and keep refs_organized_size
4020 * df.h (struct df_ref_info): Change refs_organized to
4021 refs_organized_size.
4022 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
4025 2007-03-19 Mark Mitchell <mark@codesourcery.com>
4027 * except.c (output_function_exception_table): Do not reference the
4028 EH personality routine for functions that do not require an
4031 2007-03-20 Jakub Jelinek <jakub@redhat.com>
4034 * c-typeck.c (convert_for_assignment): Call comptypes for
4035 RECORD_TYPE or UNION_TYPE.
4038 * reload1.c (reload): Do invalid ASM checking after
4039 cleanup_subreg_operands.
4041 2007-03-19 Jeff Law <law@redhat.com>
4043 * tree-cfg.c (find_taken_edge): Tighten conditions for
4044 optimizing computed gotos.
4046 2007-03-19 Michael Matz <matz@suse.de>
4048 * builtins.c (expand_builtin_sync_operation,
4049 expand_builtin_compare_and_swap,
4050 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
4053 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
4054 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
4057 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4059 * doc/tm.texi: Add brackets around the return type of
4060 TARGET_SECONDARY_RELOAD.
4062 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4063 Richard Guenther <rguenther@suse.de>
4065 PR tree-optimization/31254
4066 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
4067 Use handled_component_p () where appropriate. Continue
4068 propagating into the rhs if we propagated into an INDIRECT_REF
4071 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4073 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4074 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
4075 (xde, xdee): Mode attributes adjusted to support DFP modes.
4076 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
4077 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
4078 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
4079 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
4080 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4081 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4082 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4084 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4085 "movsf"): Insn definitions removed.
4086 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4087 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4088 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4090 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4091 "reload_in<mode>", "reload_out<mode>"): Expander added.
4092 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4095 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4097 * config/s390/s390.md: Only non-functional changes. Renamed
4098 FPR mode macro to BFP all over the file.
4100 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4102 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4103 (op_type attribute): RRF instruction type added.
4104 (fT0): New mode attribute.
4105 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4106 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4107 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4108 no secondary memory is needed when moving DFmode values between GPRs
4111 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4113 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4114 inverted and documentation adjusted.
4115 ("mhard-dfp", "msoft-dfp"): New options.
4116 * config/s390/s390.c (s390_handle_arch_option): New architecture
4118 (override_options): Sanity checks for the new options added.
4119 * config.gcc: New architecture switch: z9-ec.
4120 * config/s390/s390.h (processor_flags): PF_DFP added.
4121 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4122 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4123 when the bit is NOT set so remove it from the defaults.
4125 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4127 * genemit.c (main): Print include statement for dfp.h.
4128 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4131 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4133 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4135 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4138 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4141 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4143 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4144 attr_length_call, output_call, output_indirect_call): Cleanup
4145 formatting of targetm calls.
4147 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4149 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4151 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4153 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4154 reservation, bypass and anti-bypass descriptions for these instructions.
4155 Update move patterns.
4156 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4159 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4161 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4162 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4163 (get_initial_def_for_reduction): Likewise.
4165 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4167 Fix PR tree-optimization/29922
4168 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4169 (get_representative): Removed.
4170 (value_dies_in_block_x): Update for rvuse removal.
4171 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4172 (compute_antic_aux): Handle when PHI nodes appear in
4173 non-single-successors.
4174 (dump_bitmap_of_names): Removed.
4175 (compute_antic_safe): Renamed and removed rvuse calculation.
4176 Calculate only antic safe.
4177 (insert_into_preds_of_block): Remove assert.
4178 (execute_pre): Update for renamed functions.
4179 (defer_or_phi_translate_block): New function.
4181 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4183 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4184 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4186 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4187 Follow spelling conventions.
4189 * tree-data-ref.h: Remove the prototype for analyze_array.
4191 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4193 PR tree-optimization/31041
4194 * tree-vect-transform.c (get_initial_def_for_induction): Call
4195 force_gimple_operand.
4197 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4199 * ipa-type-escape.c (look_for_casts) : Revert code to use
4200 handled_component_p due to ada test a-numaux.adb.
4202 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4204 * final.c (final_scan_insn): Alter the condition of a
4205 conditional trap if we have nonstandard CC.
4207 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4209 * configure.ac: Remove excess quoting from asm line 0 test.
4210 * configure: Rebuilt.
4212 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4214 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4215 * c-common.c (convert_and_check): Move warning logic to...
4216 (warnings_for_convert_and_check): ...here. Define.
4217 * c-common.h (warnings_for_convert_and_check): Declare.
4219 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4221 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4222 (output_call): Likewise.
4224 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4226 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4228 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4230 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4232 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4234 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4235 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4237 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4239 PR tree-optimization/31183
4240 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4241 Use double_int instead of unsigned int for representing access_strides.
4242 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4244 2007-03-16 Richard Guenther <rguenther@suse.de>
4246 PR tree-optimization/31146
4247 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4248 to allow recursion of forward_propagate_addr_expr.
4249 (forward_propagate_addr_into_variable_array_index): Likewise.
4250 (forward_propagate_addr_expr): Likewise.
4251 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4252 (forward_propagate_addr_expr_1): Recurse on simple copies
4253 instead of propagating into them. Do so for useless conversions
4255 (forward_propagate_addr_expr): Clean up unused statements after
4258 2007-03-16 Richard Guenther <rguenther@suse.de>
4260 * builtins.c (expand_builtin_cexpi): Use the right argument
4261 for the expansion via cexp.
4263 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4265 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4266 * configure: Rebuilt.
4268 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4271 * dwarf2out.c (force_type_die): Adjust comment.
4272 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4274 2007-03-15 DJ Delorie <dj@redhat.com>
4276 * config/frv/predicates.md (minmax_operator): Don't check operands
4279 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4281 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4282 Update constant estimates of number of iterations.
4283 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4284 argument renamed to "realistic".
4285 (compute_estimated_nb_iterations): Removed.
4286 (record_niter_bound): New function.
4287 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4288 call record_nonwrapping_iv with upper = false.
4289 (infer_loop_bounds_from_signedness): Pass upper argument to
4290 record_nonwrapping_iv.
4291 (estimate_numbers_of_iterations_loop): Do not call
4292 compute_estimated_nb_iterations. Record estimate based on profile
4293 information. Initialize the constant estimates of number of
4295 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4297 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4298 number of iterations is too small.
4299 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4300 (EST_NOT_AVAILABLE): Removed.
4301 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4302 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4305 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4307 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4308 Handle NE_EXPR guards.
4310 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4313 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4314 Set also -pedantic-errors by default for the preprocessor unless
4315 -fpermissive is given.
4317 2007-03-15 Richard Guenther <rguenther@suse.de>
4321 * builtins.c (expand_builtin_cexpi): As a fallback if we
4322 don't have builtins for sincos or cexp create a function
4323 declaration for cexp and expand to a call to that.
4324 (expand_builtin_int_roundingfn): Always fall
4325 back to floor/ceil and its variants even if they may be
4328 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4331 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4332 jump tables, move the call to delete_dead_jumptables from here...
4333 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4334 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4335 don't allow merging of blocks that try_redirect_by_replacing_jump
4336 also does not handle when not optimizing.
4338 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4339 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4341 * config/i386/i386.md (x86_sahf_1): Correctly handle
4344 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4347 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4348 x86_64_general_operand as operand[2] predicate. Remove "iF"
4349 from operand constraints and use "e" constraint instead.
4350 (*subti3_1, *subti3_1 splitter): Ditto.
4351 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4352 operand[1] predicate.
4354 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4356 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4357 arrays, multiply the access strides by the size of the sub-array.
4358 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4360 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4362 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
4363 the configured assembler supports the sahf mnemonic.
4364 * configure: Regenerate.
4365 * config.in: Regenerate.
4367 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
4368 emit "sahf" or ".byte\t0x9e" as asm template.
4370 2007-03-14 Michael Meissner <michael.meissner@amd.com>
4373 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
4374 option to replace hard coded TARGET_xxx in md file.
4375 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
4376 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4377 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
4378 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
4379 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
4380 (X86_TUNE_NOT_VECTORMODE): Ditto.
4381 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
4382 (TUNE_AVOID_VECTOR_DECODE): Ditto.
4383 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4384 (TUNE_SLOW_IMUL_IMM8): Ditto.
4385 (TUNE_MOVE_M1_VIA_OR): Ditto.
4386 (TUNE_NOT_UNPAIRABLE): Ditto.
4387 (TUNE_NOT_VECTORMODE): Ditto.
4389 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
4392 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
4393 tuning options instead of hard coded TARGET_xxx.
4394 (fix ssemode peephole2's): Ditto.
4395 (imul peephole2's): Ditto.
4397 (movdi_or_rex64): Ditto.
4398 (move peephole2): Ditto.
4399 (not peephole2's): Ditto.
4401 2007-03-14 Dirk Mueller <dmueller@suse.de>
4403 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
4404 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
4405 * c-parser.c (c_parser_if_body): Always add an empty statement in case
4407 * c-parser.c (c_parser_do_statement): Warn about empty body in
4409 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
4410 * doc/invoke.texi (-Wempty-body): Update documentation.
4412 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4415 * c-common.h (warn_for_div_by_zero): Declare.
4416 * c-common.c (warn_for_div_by_zero): Define.
4417 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
4420 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4422 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
4423 to PREFIX and STANDARD_PREFIX.
4425 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4426 Phil Edwards <phil@codesourcery.com>
4428 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
4429 (__gthread_once_t): Remove busy field for RTPs.
4430 (__GTHREAD_ONCE_INIT): Update accordingly.
4432 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4434 * doc/invoke.texi: Document VxWorks options.
4436 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4438 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
4440 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
4442 PR tree-optimization/30590
4443 * tree-nrv.c (tree_nrv): Check for the partial update of the
4446 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4448 * flags.h (flag_random_seed): Remove declaration, in favor of...
4449 * toplev.h (get_random_seed, set_random_seed): ... these.
4450 * tree.c (get_file_function_name): Use the former.
4451 * opts.c (common_handle_option): Use the latter.
4454 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
4457 * cse.c (cse_find_path): Do not bail out if a basic block that
4458 we already visited now becomes part of a path that starts at a
4459 different basic block. Just disallow this, to make sure we
4460 visit each basic block at most once.
4462 2007-03-13 Jan Hubicka <jh@suse.cz>
4464 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
4465 when profile esitmate is present, calls with very low frequency are
4468 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
4470 PR tree-optimization/30730
4471 PR tree-optimization/26900
4472 * tree-ssa-loop-niter.c: Include gmp.h.
4474 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
4475 split_to_var_and_offset, determine_value_range,
4476 bound_difference_of_offsetted_base, refine_bounds_using_guard,
4477 bound_difference, bounds_add, bounds_negate,
4478 number_of_iterations_ne_max, dump_affine_iv): New functions.
4479 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
4480 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
4481 difference of initial and final value of control iv to validate
4483 (number_of_iterations_cond): Add loop parameter. Determine bounds
4484 on the difference of the extremes of the control iv. Add dumps.
4485 (expand_simple_operations): Handle phi nodes.
4486 (simplify_using_initial_conditions): Do not record used conditions.
4487 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
4488 Do not set additional_info.
4489 (implies_nonnegative_p, implies_ge_p): Removed.
4490 (derive_constant_upper_bound): Do not use parameter `additional'.
4491 (record_estimate): Parameter `additional' removed. Parameter
4492 `i_bound' added. Do not call derive_constant_upper_bound.
4493 (record_nonwrapping_iv): Use derive_constant_upper_bound to
4494 bound the number of iterations estimate.
4495 (estimate_numbers_of_iterations_loop): Pass the estimate from
4496 the number of iterations analysis to record_estimate.
4497 * tree.h (multiple_of_p): Declare.
4498 * tree-scalar-evolution.c (expression_expensive_p): Removed.
4499 (scev_const_prop): Do not check expression_expensive_p.
4500 * fold-const.c (multiple_of_p): Exported.
4501 * double-int.c (double_int_mask): Exported.
4502 * double-int.h (double_int_mask): Declare.
4503 * tree-flow.h (struct tree_niter_desc): Removed additional_info
4504 field. Added max field.
4506 2007-03-13 David Taylor <taylor@candd.org>
4509 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
4512 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4515 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
4516 two unamed patterns.
4518 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
4520 * config/i386/i386.opt (mcx16, msahf): New options.
4521 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
4522 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
4524 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
4525 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
4526 Output -mcx16 and -msahf options when corresponding bit is set.
4528 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
4531 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4533 * configure.ac: Test for assembler tolerance to # 0 "".
4534 * configure, config.in: Rebuilt.
4535 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
4537 2007-03-13 Geoffrey Keating <geoffk@apple.com>
4539 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
4541 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
4542 (handle_syscall): Handle direct system calls.
4543 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
4545 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4547 * doc/invoke.texi: Fix cpp.info cross-reference.
4548 * doc/passes.texi: Fix gcc.info cross-reference.
4550 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
4552 PR tree-optimization/30835
4553 * lambda-code.c (can_convert_to_perfect_nest): Check whether
4554 bb_for_stmt is not NULL before accessing it.
4556 2007-03-12 Joseph Myers <joseph@codesourcery.com>
4558 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
4561 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4564 * doc/install.texi: Document --enable-stage1-languages
4566 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
4568 * tree-pass.h (pass_into_cfg_layout_mode,
4569 pass_outof_cfg_layout_mode): Declare.
4570 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
4571 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
4572 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
4573 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
4575 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
4577 * c-decl.c (warn_variable_length_array): New function.
4578 Refactored from grokdeclarator to handle warn_vla
4579 and handle unnamed array case.
4580 (grokdeclarator): Refactored VLA warning case.
4581 * c.opt (Wvla): New flag.
4582 * doc/invoke.texi (Wvla): New warning.
4584 2007-03-12 Richard Henderson <rth@redhat.com>
4586 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
4587 (TARGET_SECTION_TYPE_FLAGS): New.
4589 2007-03-12 Richard Henderson <rth@redhat.com>
4591 * config/darwin.c (machopic_reloc_rw_mask): New.
4592 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
4593 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
4595 2007-03-12 Mark Mitchell <mark@codesourcery.com>
4597 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
4598 * cppdefault.h (cpp_PREFIX): Document.
4599 (cpp_PREFIX_len): Likewise.
4600 (cpp_EXEC_PREFIX): New variable.
4601 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
4602 * c-incpath.c (add_standard_paths): Correct logic for relocating
4603 paths within prefix.
4605 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
4607 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
4608 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
4610 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
4611 fix_truncdfdi_sse using SSEMODEF mode macro.
4612 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
4613 fix_truncdfsi_sse using SSEMODEF mode macro.
4614 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
4615 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
4617 2007-03-12 Richard Sandiford <richard@codesourcery.com>
4619 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
4622 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
4624 * tree.h : Add multiple_of_p declaration.
4625 * fold-const.c (multiple_of_p): Make multiple_of_p public.
4626 * ipa-type-escape.c (results_of_malloc): Redundant.
4627 (visited_stmts): New. Visited stmt for walk_use_def_chains.
4628 (cast_type): Extended with new members.
4629 (check_cast): Returns cast_type.
4630 (cast): New structure for data of walk_use_def_chains.
4631 (is_malloc_result, is_cast_from_non_pointer_1,
4632 is_cast_from_non_pointer,
4633 is_array_access_through_pointer_and_index): New functions.
4634 (look_for_casts): Returns cast types.
4635 (check_call): Returns void.
4636 (okay_pointer_operation): Use support of pointer plus index,
4637 pointer plus constant and allow all multiplications.
4639 2007-03-11 Richard Guenther <rguenther@suse.de>
4641 PR tree-optimization/31115
4642 * tree-vrp.c (extract_range_from_binary_expr): Make sure
4643 the shift count is positive and non-anti-range for RSHIFT_EXPR.
4644 A shift count of zero is not special as with *_DIV_EXPR.
4645 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
4648 2007-03-11 Ian Lance Taylor <iant@google.com>
4650 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
4651 the *_DIV_EXPR codes correctly with overflow infinities.
4653 2007-03-11 Ira Rosen <irar@il.ibm.com>
4655 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
4656 indicate success/failure of the analysis. Add negation to subtrahend
4657 in case of subtraction. Fail if both operands contain constants.
4658 (create_data_ref): Fail if analyze_offset fails.
4660 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
4662 * config/i386/i386.md (frndintxf2): Rename to ...
4663 (rintxf2): ... this. Remove expander having same name.
4664 (rintsf2, rintdf2): Implement using SSEMODEF macro.
4665 (roundsf2, rounddf2): Ditto.
4666 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
4667 (lround<mode>di2, lround<mode>si2): Ditto.
4669 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
4671 * lower-subreg.c: Include except.h.
4672 (decompose_multiword_subregs): Verify that the only control flow
4673 insns we can split are loads to multi-words pseudos.
4674 Handle breaking such blocks after splitting, instead of calling
4675 find_many_sub_basic_blocks.
4677 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
4678 on the new basic block. Add a lengthy comment explaining why we
4679 thought this was necessary.
4680 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
4682 2007-03-10 Mark Mitchell <mark@codesourcery.com>
4685 * tree.c (walk_type_fields): Recurse into the element type of
4686 ARRAY_TYPEs if there is a pointer set.
4688 2007-03-10 Dirk Mueller <dmueller@suse.de>
4690 * c-common.c (warn_logical_operator): Fix condition.
4692 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
4694 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
4696 * config/darwin.c (machopic_select_section): Remove superfluous
4697 argument in call to categorize_decl_for_section. Remove unused
4700 2007-03-10 Joseph Myers <joseph@codesourcery.com>
4702 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
4704 * configure: Regenerate.
4706 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
4709 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
4710 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
4711 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
4712 Add LABEL_NUSES to emitted label.
4713 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
4714 branch probability value to emitted jump insn.
4715 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
4716 Do not check life information and do not re-arrange input operands
4717 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
4719 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4721 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
4722 the change of decode_asm_operands.
4724 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4726 * mode-switching.c (create_pre_exit): Skip blockage insn.
4728 2007-03-09 Diego Novillo <dnovillo@redhat.com>
4730 * tree-pass.h (TODO_update_smt_usage): Remove.
4732 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4736 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4738 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
4739 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
4740 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
4743 2007-03-09 Geoffrey Keating <geoffk@apple.com>
4745 * gcc.c: Document %{, in big comment at top.
4746 (input_suffix_matches): Remove special handling for .s and
4748 (input_spec_matches): New.
4749 (handle_braces): Handle %{,.
4750 (validate_switches): ',' indicates a value which is not a switch.
4751 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
4752 to detect assembler input.
4753 * config/i386/sol2.h (CPP_SPEC): Likewise.
4754 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
4755 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4756 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
4757 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4758 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
4759 -m64 causes deployment target to default to 10.5.
4760 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4762 2007-03-09 Richard Henderson <rth@redhat.com>
4765 * target.h (targetm.asm.out.reloc_rw_mask): New.
4766 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
4767 (TARGET_ASM_OUT): Use it.
4768 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
4769 * varasm.c (categorize_decl_for_section): Remove shlib argument;
4770 use the new reloc_rw_mask target hook instead.
4771 (default_section_type_flags_1): Merge into...
4772 (default_section_type_flags): ... here.
4773 (decl_readonly_section_1): Merge into...
4774 (decl_readonly_section): ... here.
4775 (default_elf_select_section_1): Merge into...
4776 (default_elf_select_section): ... here.
4777 (default_unique_section_1): Merge into...
4778 (default_unique_section): ... here.
4779 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
4780 (default_select_rtx_section): Use it.
4781 (default_elf_select_rtx_section): Likewise.
4782 * output.h: Update to match.
4783 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
4784 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
4785 (TARGET_ASM_RELOC_RW_MASK): New.
4786 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
4787 to categorize_decl_for_section.
4788 (x86_64_elf_unique_section): Likewise.
4789 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
4790 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
4791 (TARGET_ASM_RELOC_RW_MASK): New.
4792 * config/ia64/ia64.c (ia64_rwreloc_select_section,
4793 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
4794 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
4795 (TARGET_RWRELOC): Remove.
4796 (ia64_section_type_flags): Adjust call to default_section_type_flags.
4797 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4798 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
4799 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
4800 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
4801 (rs6000_xcoff_select_section): Use decl_readonly_section.
4802 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
4803 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4804 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
4805 (TARGET_SECTION_TYPE_FLAGS): Remove.
4806 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
4808 2007-03-09 Roger Sayle <roger@eyesopen.com>
4810 * fold-const.c (fold_comparison): Remove compile-time evaluation of
4811 complex constant equality/inequality comparisons for here.
4812 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
4813 known at compile-time or can be simplified to a scalar comparison.
4814 (fold_relational_const): Move compile-time evaluation of complex
4815 constant equality/inequality comparisons to here.
4817 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4819 PR rtl-optimization/30643
4820 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
4822 (fold_rtx): Recurse, like before 2006-11-03.
4824 2007-03-09 DJ Delorie <dj@redhat.com>
4826 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
4829 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
4831 PR tree-optimization/30375
4832 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
4833 LHS of statements is not the same.
4834 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
4836 2007-03-09 Chao-ying Fu <fu@mips.com>
4838 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
4840 * doc/invoke.texi (-mdspr2): Document new option.
4841 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
4842 New unspec for DSP REV 2.
4843 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
4844 these instructions are extended in DSP REV 2.
4845 (mips-dspr2.md): Include.
4846 * config/mips/mips.opt (mdspr2): New option.
4847 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
4848 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
4849 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
4850 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
4851 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
4852 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
4853 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
4855 (bdesc_map): Add one field of unsupported_target_flags.
4856 (bdesc_arrays): Update entries to have extra fields. Add
4858 (mips_init_builtins): Initialize new function types.
4859 Check unsupported_target_fileds to filter out builtins.
4860 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
4862 (ASM_SPEC): Pass mdspr2 to the assembler.
4863 * config/mips/mips-dspr2.md: New file.
4865 2007-03-09 Sa Liu <saliu@de.ibm.com>
4867 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
4869 2007-03-09 Ian Lance Taylor <iant@google.com>
4871 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
4872 argument) like -Wstrict-overflow=2.
4873 * doc/invoke.texi (Warning Options): Update documentation.
4875 2007-03-09 Dirk Mueller <dmueller@suse.de>
4878 * doc/invoke.texi (-Wlogical-op): Document.
4879 * common.opt (-Wlogical-op): New.
4880 * c-common.h (warn_logical_operator): Declare.
4881 * c-common.c (warn_logical_operator): Define.
4882 * c-typeck.c (parser_build_binary_op): Call
4883 warn_logical_operator.
4885 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4887 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
4888 * final.c (final_scan_insn): Test for non-"" file name.
4890 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
4892 * doc/loop.texi: Document the Omega linear constraints solver.
4893 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
4894 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
4895 omega-hash-table-size, omega-max-keys, and
4896 omega-eliminate-redundant-constraints.
4897 * tree-pass.h (pass_check_data_deps): Declared.
4900 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
4901 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
4902 pass_check_data_deps): New.
4903 * tree-data-ref.c (init_data_ref): Remove declaration.
4904 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
4905 (analyze_array): Renamed init_array_ref, move up initializations.
4906 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
4907 Removed arguments that are set to NULL.
4908 (analyze_indirect_ref): Correct indentation, correct call to
4910 (object_analysis): Call init_array_ref instead of analyze_array.
4911 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
4912 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
4913 of DR_ACCESS_FNS_ADDR.
4914 (init_omega_eq_with_af, omega_extract_distance_vectors,
4915 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
4916 ddr_consistent_p): New.
4917 (compute_affine_dependence): Check consistency of ddrs when
4918 flag_check_data_deps is passed.
4919 (analyze_all_data_dependences): Uncomment.
4920 (tree_check_data_deps): New.
4921 * tree-data-ref.h: Include omega.h.
4922 (DR_ACCESS_FNS_ADDR): Removed.
4923 (data_dependence_relation): Add inner_loop.
4924 (DDR_INNER_LOOP): New.
4925 * common.opt (fcheck-data-deps): New.
4926 * tree-flow.h (tree_check_data_deps): Declare.
4927 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
4928 (OBJS-common): Depend on omega.o.
4930 * passes.c (pass_check_data_deps): Scheduled.
4931 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
4932 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
4933 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
4934 PARAM_VECT_MAX_VERSION_CHECKS,
4935 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
4937 2007-03-09 Richard Guenther <rguenther@suse.de>
4939 PR tree-optimization/30904
4941 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
4942 the same way as *_DIV_EXPR.
4944 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4946 * recog.c (decode_asm_operands): No mixed declarations and code.
4948 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4950 * rtl.def (ASM_INPUT): Add location.
4951 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
4952 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
4953 (decode_asm_operands): Add loc operand.
4954 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
4955 * stmt.c (expand_asm): Rename to...
4956 (expand_asm_loc): ... this. Add locus argument. Pass it on to
4957 gen_rtx_ASM_INPUT_loc.
4958 (expand_asm_expr): Adjust.
4959 * recog.c (decode_asm_operands): Add loc operand.
4960 (check_asm_operands, extract_insn): Adjust.
4961 * reload1.c (maybe_fix_stack_asms): Likewise.
4962 * final.c (asm_insn_count): Likewise.
4963 (final_scan_insn): Output # line before and after asm.
4965 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
4967 * tree-ssa-structalias.c (variable_info): Remove
4969 (new_var_info): Ditto.
4970 (shared_bitmap_info_t): New structure.
4971 (shared_bitmap_table): New variable.
4972 (shared_bitmap_hash): New function.
4973 (shared_bitmap_eq): Ditto
4974 (shared_bitmap_lookup): Ditto.
4975 (shared_bitmap_add): Ditto.
4976 (merge_smts_into): Change to take bitmap directly.
4977 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
4978 (init_alias_vars): Init shared bitmap hashtable.
4979 (delete_points_to_sets): Delete shared bitmap hashtable.
4980 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
4981 is_aliased removal as a change that was still necessary was
4984 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
4986 * config/i386/i386.h (override_options): Conditionally disable
4987 x86_sahf for 64bit targets only.
4989 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4992 * c-decl.c (merge_decls): Don't call make_var_volatile.
4993 * varasm.c (make_var_volatile): Remove.
4994 * output.h (make_var_volatile): Remove.
4996 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
4998 PR tree-optimization/31085
4999 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
5001 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5003 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
5004 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
5005 ATTR_CONST_NOTHROW_LIST.
5007 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5010 2007-03-08 Diego Novillo <dnovillo@redhat.com>
5012 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
5014 2007-03-08 Geoffrey Keating <geoffk@apple.com>
5017 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
5019 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
5020 passed, use shared libgcc.
5022 2007-03-08 Roger Sayle <roger@eyesopen.com>
5024 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
5025 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5026 (honor_protect_cleanup_actions, lower_try_finally_switch):
5028 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
5029 ifc_temp_var): Likewise.
5030 * tree-inline.c (setup_one_parameter): Likewise.
5031 * tree-mudflap.c (mf_decl_cache_locals,
5032 mf_build_check_statement_for): Likewise.
5033 * tree-nested.c (init_tmp_var, save_tmp_var,
5034 finalize_nesting_tree_1): Likewise.
5035 * tree-outof-ssa.c (insert_copy_on_edge,
5036 insert_backedge_copies): Likewise.
5037 * tree-profile.c (tree_gen_edge_profiler,
5038 tree_gen_ic_profiler): Likewise.
5039 * tree-scalar-evolution.c (scev_const_prop): Likewise.
5040 * tree-sra.c (sra_build_assignment): Likewise.
5041 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
5042 * tree-ssa-math-opts.c (insert_reciprocals,
5043 execute_cse_sincos_1): Likewise.
5044 * tree-tailcall.c (adjust_accumulator_values,
5045 adjust_return_value): Likewise.
5046 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
5047 * tree-vect-transform.c (vect_create_data_ref_ptr,
5048 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
5049 vect_create_epilog_for_reduction, vectorizable_reduction,
5050 vectorizable_call, vectorizable_conversion,
5051 vectorizable_assignment, vectorizable_operation,
5052 vectorizable_type_demotion, vect_gen_widened_results_half,
5053 vect_permute_store_chain, vectorizable_store,
5054 vect_setup_realignment, vect_permute_load_chain,
5055 vectorizable_load, vectorizable_condition,
5056 vect_create_cond_for_align_checks): Likewise.
5057 * tree-vrp.c (build_assert_expr_for): Likewise.
5059 2007-03-08 Ian Lance Taylor <iant@google.com>
5061 * tree-vrp.c: Include "intl.h".
5062 (usable_range_p): New static function.
5063 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
5064 overflowed values, juts set *strict_overflow_p.
5065 (compare_values): Only return -2 if one of the operands is not a
5067 (compare_ranges): Call usable_range_p.
5068 (compare_range_with_value): Likewise.
5069 (vrp_evaluate_conditional_warnv): Rename from
5070 vrp_evaluate_conditional. Make static. Change all callers.
5071 (vrp_evaluate_conditional): New function.
5072 (simplify_div_or_mod_using_ranges): Issue warning about reliance
5074 (simplify_abs_using_ranges): Likewise.
5075 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
5076 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
5077 within_stmt parameter.
5078 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5079 vrp_evaluate_conditional.
5080 * tree-ssa-threadedge.c
5081 (record_temporary_equivalences_from_stmts_at_dest): Change
5082 simplify parameter to take a second tree parameter.
5083 (simplify_control_stmt_condition): Likewise.
5084 (thread_across_edge): Likewise.
5085 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5086 (thread_across_edge): Likewise.
5087 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5089 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5091 * config/i386/i386.h (TARGET_SAHF): New define.
5092 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5093 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5094 (x86_sahf): New global variable.
5095 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5096 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5097 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5098 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5100 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5101 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5102 when expanding fcomi/sahf based tests.
5103 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5104 expanding sahf based alternative. Emit sahf based sequence when
5105 optimizing for code size.
5106 * config/i386/i386.md (x86_sahf_1): Do not disable for
5107 TARGET_64BIT, enable for TARGET_SAHF.
5109 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5111 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5112 spurious whitespace from error message.
5114 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5117 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5119 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5121 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5123 * tree-sra.c (instantiate_element): Propagate disabled warnings
5124 from the element itself to the created variable.
5126 2007-03-07 Richard Henderson <rth@redhat.com>
5129 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5130 silently fix up the stack in the case of a missing register.
5132 2007-03-07 Paul Brook <paul@codesourcery.com>
5134 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5136 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5138 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5140 (phase1_vrs): Use them.
5141 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5142 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5143 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5144 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5145 __gnu_Unwind_Restore_WMMXC if required.
5146 (_Unwind_VRS_Pop): Implement iWMMXt support.
5147 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5148 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5149 gnu_Unwind_Save_WMMXC): Define.
5151 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5153 * config/vxworks.h (vxworks_override_options): Declare.
5154 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5155 * config/vxworks.c: Include target.h and toplev.h.
5156 (vxworks_override_options): New function.
5157 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5159 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5161 * config/s390/s390.c (override_options): Don't emit an error when
5162 -mstack-size is used without providing -mstack-guard.
5163 (s390_emit_prologue): Choose stack_guard value automatically if not
5164 provided via command line.
5165 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5167 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5169 * config/i386/i386.c (output_set_got): Add a GOT initialization
5170 sequence for VxWorks PIC.
5171 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5172 around labels as well as symbols. Use gotoff_operand instead
5173 of local_symbolic_operand.
5174 (legitimize_pic_address): Use gotoff_operand instead of
5175 local_symbolic_operand. Use @GOT accesses for labels as
5177 (ix86_output_addr_diff_elt): Use PC-relative rather than
5178 GP-relative offsets for VxWorks PIC.
5179 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5180 no_new_pseudos. Check whether the returned register is op0.
5181 * config/i386/i386.md (tablejump): Use PC-relative rather than
5182 GP-relative offsets for VxWorks PIC.
5183 * config/i386/predicates.md (gotoff_operand): New predicate.
5185 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5187 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5189 * config/vxworks-dummy.h: New file.
5190 * config/i386/i386.h: Include it.
5192 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5194 * dwarf2out.c (is_inlined_entry_point): New
5195 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5196 DW_AT_ranges if the first subblock is the entry point.
5198 2007-03-06 David Daney <ddaney@avtrex.com>
5200 * doc/install.texi (mips-*-*): Change recommended binutils
5203 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5205 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5206 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5208 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5209 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5211 2007-03-06 Jan Hubicka <jh@suse.cz>
5213 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5214 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5216 (probably_cold_bb_p): Cold functions are cold.
5217 (probably_never_executed_bb_p): Cold functions are cold.
5218 (tree_bb_level_predictions): Predict calls to cold functions as not
5220 (compute_function_frequency): Check hot/cold attributes.
5221 * function.h (function_frequency): Update comments.
5222 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5223 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5224 (c_common_att): Add cold and hot.
5226 * doc/extend.texi (hot,cold attributes): Document.
5228 2007-03-06 Andrew Haley <aph@redhat.com>
5230 * function.c (expand_function_end): Move blockage to just after we
5231 emit the label for the naked return from the function.
5233 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5235 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5238 2007-03-06 Jan Hubicka <jh@suse.cz>
5240 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5241 loaded for constant large models. Non-large 64bit PIC can do.
5242 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5243 * cmodel.h: Add LARGE PIC.
5244 * i386.md (UNSPEC_PLTOFF): New.
5245 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5247 (*call_1_rex64): Disable for large models.
5248 (*call_1_rex64_large): New.
5249 (*call_value_1_rex64): Disable for large models.
5250 (*call_value_1_rex64_large): New.
5251 (set_rip_rex4): New.
5252 (set_got_offset_rex64): New.
5253 * predicates.md (constant_call_address_operand): For large model
5254 constant calls are not possible.
5255 * i386-protos.h (construct_plt_address): Declare.
5256 * i386.c (override_options): Accept large models.
5257 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5258 (legitimate_constant_p): Add new UNSPECs.
5259 (legitimate_pic_operand_p): Likewise.
5260 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5261 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5263 (output_pic_addr_const): Add PLTOFF.
5264 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5265 (ix86_expand_move): Legitimize pic address when in PIC mode.
5266 (construct_plt_address): New function.
5267 (ix86_expand_call): Offload the address to register and use GOT pointer
5269 * invoke.texi (mcmodel=large): Update documentation.
5271 2007-03-06 Richard Henderson <rth@redhat.com>
5273 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5274 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5275 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5276 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5277 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5278 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5279 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5280 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5281 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5282 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5283 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5284 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5285 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5286 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5287 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5288 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5289 x86_schedule, x86_use_bt, x86_pad_returns,
5290 x86_use_xchgb): Merge into ...
5291 (ix86_tune_features): ... here. New array.
5292 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5293 x86_bswap): Merge into ...
5294 (ix86_arch_features): ... here. New array.
5295 (x86_3dnow_a): Remove.
5296 (x86_accumulate_outgoing_args): Make static.
5297 (x86_arch_always_fancy_math_387): Make static.
5298 (ix86_tune_mask, ix86_arch_mask): Move ...
5299 (override_options): ... to local variables here. Apply the
5300 appropriate mask to each element of ix86_arch_features and
5301 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5302 as were done in the old macros.
5303 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5304 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5305 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5306 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5307 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5308 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5309 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5310 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5311 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5312 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5313 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5314 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5315 x86_accumulate_outgoing_args, x86_prologue_using_move,
5316 x86_epilogue_using_move, x86_decompose_lea,
5317 x86_arch_always_fancy_math_387, x86_shift1,
5318 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5319 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5320 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5321 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5322 x86_use_incdec, x86_pad_returns, x86_bswap,
5323 x86_partial_flag_reg_stall): Remove.
5324 (enum ix86_tune_indices): New.
5325 (ix86_tune_features): New.
5326 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5327 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5328 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5329 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5330 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5331 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5332 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5333 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5334 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5335 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5336 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5337 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5338 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5339 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5340 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5341 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5342 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5343 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5344 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5345 TARGET_EXT_80387_CONSTANTS): Use it.
5346 (enum ix86_arch_indices): New.
5347 (ix86_arch_features): New.
5348 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5349 TARGET_BSWAP): Use it.
5350 (ix86_tune_mask, ix86_arch_mask): Remove.
5352 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5355 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5356 Define using $${sysroot_headers_suffix}.
5357 * configure: Regenerate.
5358 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5359 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
5361 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
5362 * gcc.c (print_sysroot_headers_suffix): New.
5363 (option_map): Include --print-sysroot-headers-suffix.
5364 (display_help): Mention -print-sysroot-headers-suffix.
5365 (process_command): Handle -print-sysroot-headers-suffix.
5366 (do_spec_1): Append multilib directory to include-fixed path if
5367 sysroot suffixes in use.
5368 (main): Handle -print-sysroot-headers-suffix.
5369 * Makefile.in (start.encap): Don't depend on xlimits.h
5370 (xlimits.h): Remove.
5371 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
5372 limits.h for each multilib in fixinc_list.
5373 (fixinc_list, s-fixinc_list): New.
5374 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
5375 generate them for each multilib in fixinc_list.
5376 (stmp-fixproto): Use include-fixed. Run fixproto for each
5377 multilib in fixinc_list.
5378 (mostlyclean): Don't remove xlimits.h.
5379 (clean): Remove include-fixed.
5380 (real-install-headers-tar, real-install-headers-cpio,
5381 real-install-headers-cp): Don't copy include, only include-fixed.
5382 (install-mkheaders): Depend on fixinc_list. Don't depend on
5383 xlimits.h. Save limits.h files for each multilib in fixinc_list.
5384 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
5385 SYSTEM_HEADER_DIR setting in mkheaders.conf.
5387 2007-03-06 Jan Hubicka <jh@suse.cz>
5389 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
5392 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5394 * configure.ac: Allow tm_file to contain build-directory files.
5395 * configure: Regenerate.
5396 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
5397 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
5398 * config/m68k/print-sysroot-suffix.sh: New file.
5400 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5402 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
5403 of pic_offset_table_rtx if reload_completed.
5404 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
5405 PIC_OFFSET_TABLE_REGNUM.
5406 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
5408 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
5409 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
5411 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5413 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5414 functions that call eh_return.
5416 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5418 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5419 functions that need a constant pool.
5421 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5424 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
5425 (m68k_preferred_reload_class): Likewise.
5426 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
5427 (SECONDARY_RELOAD_CLASS): Define.
5428 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
5429 (LIMIT_RELOAD_CLASS): Delete.
5430 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
5431 registers from storing bytes.
5432 (m68k_secondary_reload_class): New function.
5433 (m68k_preferred_reload_class): Likewise.
5435 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5437 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
5439 (m68k_expand_prologue): Likewise.
5441 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5443 * config/m68k/m68k-protos.h (output_sibcall): Declare.
5444 (mips_expand_epilogue): Add a bool parameter.
5445 (m68k_legitimize_sibcall_address): Declare.
5446 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
5447 (m68k_expand_epilogue): Add a parameter to select between sibling
5448 and normal epilogues. Only generate a return for the latter.
5449 (m68k_ok_for_sibcall_p): New function.
5450 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
5451 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
5452 (sibcall_value, *sibcall_value): Likewise.
5453 (*call, *call_value): Require !SIBLING_CALL_P.
5454 (epilogue): Update call to m68k_expand_epilogue.
5455 (sibcall_epilogue): New pattern.
5456 * config/m68k/predicates.md (const_call_operand): Say that this
5457 predicate applies to sibling calls too.
5458 (sibcall_operand): New predicate.
5460 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5462 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
5463 alternatives as movsi_cf.
5464 (movsf_cf_hard): Add commentary.
5466 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
5467 Richard Sandiford <richard@codesourcery.com>
5469 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
5470 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
5471 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
5472 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
5473 as being live on exit from an interrupt function.
5474 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
5475 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
5476 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
5477 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
5478 (m68k_interrupt_function_p): Globalize.
5479 (m68k_compute_frame_layout): Remove reverse mask code.
5480 (m68k_emit_movem, m68k_set_frame_related): New functions.
5481 (m68k_output_function_prologue): Delete in favor of...
5482 (m68k_expand_prologue): ...this new function.
5483 (m68k_output_function_epilogue): Delete in favor of...
5484 (m68k_expand_epilogue): ...this new function.
5485 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
5487 (print_operand): Handle %?.
5488 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
5489 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
5490 (prologue, epilogue): New patterns.
5491 (return): Turn into a define_expand.
5492 (*return): New pattern, derived from old "return" pattern. Use rte
5493 rather than rts for interrupt functions. Only use rtd if the pop
5495 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
5496 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
5497 (link, *link, unlink, *unlink, load_got): Likewise.
5499 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5503 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
5504 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
5505 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
5506 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
5507 and m68k_matches_u_p.
5508 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
5509 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
5510 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
5511 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
5512 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
5513 (REG_STRICT_P): New macro.
5514 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
5515 PCREL_GENERAL_OPERAND_OK.
5516 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
5517 m68k_legitimate_base_reg_p.
5518 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
5519 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
5520 (PIC_CASE_VECTOR_ADDRESS): Update comment.
5521 * config/m68k/m68k.c (m68k_address): New structure.
5522 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
5523 (m68k_decompose_index, m68k_legitimate_constant_address_p)
5524 (m68k_jump_table_ref_p, m68k_decompose_address)
5525 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
5526 (m68k_matches_u_p): New functions.
5527 (print_operand_address): Rewrite to use m68k_decompose_index.
5529 2007-03-05 David Taylor <dtaylor@emc.com>
5531 * gcc.c: Correct copyright date in --version output.
5533 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5535 * pa.md: In unamed move patterns, disparge copies between general
5536 and floating point registers using '?' modifier. Don't include 'f'
5537 constraint for register preferences in DImode, SImode, HImode and
5538 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
5539 Remove constraints for copies between general and floating registers
5540 in soft-float DFmode pattern.
5541 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
5545 2007-03-05 Mike Stump <mrs@apple.com>
5547 * c-common.c (targetcm): Add.
5548 * c-opts.c (c_common_handle_option): Handle language specific
5550 * opts.c (handle_option): Verify language for target options, if
5552 * opth-gen.awk: Add CL_LANG_ALL.
5553 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
5554 (TARGETCM_INITIALIZER): Add.
5555 * target.h (struct gcc_targetcm): Add.
5557 * targhooks.c (default_handle_c_option): Add.
5558 * targhooks.h (default_handle_c_option): Add.
5559 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
5561 * config/darwin.opt (iframework): Add.
5562 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
5563 * config/darwin-c.c (handle_c_option): Add.
5564 (TARGET_HANDLE_C_OPTION): Add.
5566 * doc/invoke.texi (Darwin Options): Add -iframework.
5568 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5570 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
5573 2007-03-05 Ian Lance Taylor <iant@google.com>
5575 * c.opt (fgnu89-inline): New option.
5576 * c-opts.c (c_common_post_options): Set default value for
5578 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
5579 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
5581 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
5582 (grokdeclarator, start_function): Likewise.
5583 * c-cppbuiltin.c (c_cpp_builtins): Define either
5584 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
5585 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
5586 (C Dialect Options): Document -fgnu89-inline.
5587 * doc/extend.texi (Function Attributes): Explain what the
5588 gnu_inline attribute does.
5589 * doc/cpp.texi (Common Predefined Macros): Document
5590 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5592 2007-03-05 Ian Lance Taylor <iant@google.com>
5594 PR tree-optimization/31034
5595 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
5596 half-range if the other side is an overflow infinity.
5598 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5600 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
5601 (bfin*-linux-uclibc*): New configuration.
5602 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
5604 * config/bfin/linux.h: New file.
5605 * config/bfin/libgcc-bfin.ver: New file.
5606 * config/bfin/t-bfin-uclinux: New file.
5607 * config/bfin/t-bfin-linux: New file.
5608 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
5609 (TARGET_OS_CPP_BUILTINS): New macro.
5611 2007-03-05 Richard Guenther <rguenther@suse.de>
5613 * fold-const.c (fold_binary): Remove duplicate folding
5614 of comparison of non-null ADDR_EXPR against null.
5616 2007-03-05 Richard Guenther <rguenther@suse.de>
5617 Dorit Nuzman <dorit@il.ibm.com>
5619 PR tree-optimization/26420
5620 * tree-vectorizer.c (vectorize_loops): Bail out early if there
5621 are no loops in the function. Only print the number of
5622 vectorized loops if it is greater than zero or we are supposed
5623 to print information about unvectorized loops.
5625 2007-03-05 Revital Eres <eres@il.ibm.com>
5627 * gcc.dg/var-expand1.c: New test.
5628 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
5629 when an accumulator is expanded.
5631 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5634 * c-common.c (convert_and_check): Don't give warnings for
5635 conversion if 'expr' already overflowed.
5637 2007-03-04 Roger Sayle <roger@eyesopen.com>
5640 * fold-const.c (fold_comparison): Enforce type consistency when
5641 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
5643 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
5645 * tree-ssa-address.c (create_mem_ref): Do not put an expression
5646 containing a cast to the base of TARGET_MEM_REF.
5648 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
5650 * tree.c (tree_contains_struct_check_failed): Remove spurious
5651 whitespace from error message.
5653 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5656 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
5657 instead of precision.
5659 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
5660 Nathan Sidwell <nathan@codesourcery.com>
5662 * emit-rtl.c (find_auto_inc): New.
5663 (try_split): recreate REG_INC notes,
5664 Use regular for loops rather than whiles.
5666 2007-03-03 Andreas Schwab <schwab@suse.de>
5668 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
5669 * configure: Regenerate.
5671 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5673 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
5674 flag_rounding_math, not flag_unsafe_math_optimizations.
5676 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
5678 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
5679 alpha_fold_vector_minmax): Likewise.
5680 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5681 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
5683 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5685 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
5686 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
5687 if the lhs has side-effects.
5688 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
5690 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5692 * config/i386/i386.h (TUNEMASK): Remove define.
5693 (ARCHMASK): Remove define.
5694 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
5695 Use ix86_arch_mask variable instead of ARCHMASK.
5696 * config/i386/i386.c (override_options): Ditto.
5697 (standard_80387_constant_p): Ditto.
5699 2007-03-02 Ian Lance Taylor <iant@google.com>
5701 Used signed infinities in VRP.
5702 * tree-vrp.c (uses_overflow_infinity): New static function.
5703 (supports_overflow_infinity): New static function.
5704 (make_overflow_infinity): New static function.
5705 (negative_overflow_infinity): New static function.
5706 (positive_overflow_infinity): New static function.
5707 (is_negative_overflow_infinity): New static function.
5708 (is_positive_overflow_infinity): New static function.
5709 (is_overflow_infinity): New static function.
5710 (overflow_infinity_range_p): New static function.
5711 (compare_values_warnv): New function split out of compare_values.
5712 (compare_value): Call it.
5713 (set_value_range_to_nonnegative): Add overflow_infinity
5714 parameter. Change caller.
5715 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
5717 (vrp_expr_computes_nonzero): Likewise.
5718 (compare_ranges, compare_range_with_value): Likewise.
5719 (compare_name_with_value, compare_names): Likewise.
5720 (vrp_evaluate_conditional): Likewise.
5721 (set_value_range): Handle infinity
5722 (vrp_operand_equal_p, operand_less_p): Likewise.
5723 (extract_range_from_assert): Likewise.
5724 (vrp_int_const_binop): Likewise.
5725 (extract_range_from_binary_expr): Likewise.
5726 (extract_range_from_unary_expr): Likewise.
5727 (extract_range_from_comparison): Likewise.
5728 (extract_range_from_expr): Likewise.
5729 (dump_value_range): Likewise.
5730 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
5731 (test_for_singularity): Likewise.
5732 (vrp_int_const_binop): Remove inline qualifier.
5733 (adjust_range_with_scev): Add comment.
5734 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5736 2007-03-02 Diego Novillo <dnovillo@redhat.com>
5738 * tree-ssa-structalias.c (could_have_pointers): Tidy.
5739 (get_constraint_for): Likewise.
5740 (do_structure_copy): Likewise.
5741 (find_func_aliases): Fix references to MODIFY_EXPR.
5742 (intra_create_variable_infos): Tidy.
5743 * tree-ssa-operands.c (add_virtual_operand): Add argument
5745 When adding members of alias sets, if IS_CALL_SITE is true and
5746 the symbol is not call-clobbered, skip it.
5749 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5751 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
5752 entry by means of emit_insn_at_entry.
5754 2007-03-02 Richard Henderson <rth@redhat.com>
5756 * expr.h (promoted_input_arg): Remove decl.
5757 * function.c (promoted_input_arg): Merge into ...
5758 * combine.c (setup_incoming_promotions): ... only caller.
5759 Rearrange to avoid double loop.
5761 2007-03-02 Ben Elliston <bje@au.ibm.com>
5762 Peter Bergner <bergner@vnet.ibm.com>
5763 Janis Johnson <janis187@us.ibm.com>
5765 * config/rs6000/dfp.md: New file.
5766 * config/rs6000/rs6000.md: Include dfp.md.
5767 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
5768 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
5769 and TDmode decimal float modes in FP registers.
5770 (num_insns_constant): Likewise.
5771 (rs6000_legitimate_offset_address_p): Likewise.
5772 (rs6000_legitimize_address): Likewise.
5773 (rs6000_legitimize_reload_address): Likewise.
5774 (rs6000_legitimate_address): Likewise.
5775 (rs6000_emit_move): Likewise.
5776 (function_arg_boundary): Likewise.
5777 (function_arg_advance): Likewise.
5778 (rs6000_darwin64_record_arg_recurse): Likewise.
5779 (function_arg): Likewise.
5780 (rs6000_gimplify_va_arg): Likewise.
5781 (rs6000_split_multireg_move): Likewise.
5782 (rs6000_output_function_epilogue): Likewise.
5783 (rs6000_output_function_epilogue): Likewise.
5784 (rs6000_register_move_cost): Likewise.
5785 (rs6000_function_value): Likewise.
5786 (rs6000_libcall_value): Likewise.
5788 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5790 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
5792 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5794 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
5795 Use $MULTIDIR to choose between the kernel and RTP headers,
5796 and use $WIND_BASE and $WIND_USR to locate them.
5798 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5800 * config/i386/i386.c (override_options): Put initialization of
5801 ix86_tune_mask and ix86_arch_mask to the correct place.
5803 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5804 Michael Meissner <michael.meissner@amd.com>
5807 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
5809 (TARGET_CMOVE): Use ARCHMASK.
5810 (TARGET_CMPXCHG): Ditto.
5811 (TARGET_CMPXCHG8B): Ditto.
5812 (TARGET_XADD): Ditto.
5813 (TARGET_BSWAP): Ditto.
5814 * config/i386/i386.c (ix86_tune_mask): New global variable.
5815 (ix86_arch_mask): Ditto.
5816 (override_options): Initialize ix86_tune_mask and
5817 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
5820 2007-03-02 Ben Elliston <bje@au.ibm.com>
5823 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
5825 2007-03-02 Joseph Myers <joseph@codesourcery.com>
5827 * target.h (init_dwarf_reg_sizes_extra): New target hook.
5828 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
5829 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
5830 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
5832 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
5833 rs6000_init_dwarf_reg_sizes_extra): New.
5834 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
5835 SPE register high parts.
5837 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
5839 * Makefile.in: Add install-pdf target as
5840 copied from automake v1.10 rules.
5841 * configure.ac: Add install-pdf to target list.
5842 * configure: Regenerate.
5844 2007-03-01 Paul Brook <paul@codesourcery.com>
5846 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
5847 modes to LDRD for DImode.
5848 (output_move_double): Fixup out of range ldrd/strd.
5849 (vfp_secondary_reload_class): Rename...
5850 (coproc_secondary_reload_class): ... to this. Add wb argument.
5851 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
5852 coproc_secondary_reload_class for CLASS_IWMMXT.
5853 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
5854 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
5856 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5858 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
5859 factor by the estimated number of iterations.
5860 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
5863 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
5864 decode_caches_intel, detect_caches_intel): New functions.
5865 (host_detect_local_cpu): Use detect_caches_amd and
5866 detect_caches_intel.
5868 2007-03-01 Richard Henderson <rth@redhat.com>
5870 * expr.c (emit_move_complex_push): Export.
5871 (emit_move_complex_parts): Split out from ...
5872 (emit_move_complex): ... here.
5873 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
5874 * config/i386/i386.md (movcdi): New.
5876 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
5878 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
5879 size of mode1 to check for tieable modes in MMX case.
5881 2007-03-01 Richard Sandiford <richard@codesourcery.com>
5883 * Makefile.in (rtlanal.o): Depend on tree.h.
5884 * rtl.h (offset_within_section_p, split_const): Declare.
5885 * rtlanal.c: Include tree.h.
5886 (offset_within_block_p): New function, taken from
5887 mips_offset_within_object_p.
5888 (split_const): New function, taken from mips_split_const.
5889 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
5891 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5892 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
5893 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
5894 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5895 (m68k_illegitimate_symbolic_constant_p): New function.
5896 * config/m68k/m68k.md (movsi): Remove misleading predicates.
5897 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
5898 symbolic constant that might be outside the symbol's section,
5899 move the symbol first and then add the offset.
5900 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
5902 * config/mips/mips.c (mips_split_const): Delete.
5903 (mips_offset_within_object_p): Delete.
5904 (mips_symbolic_constant_p): Use offset_within_section_p and
5905 split_const instead of mips_offset_within_object_p and
5907 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
5908 (mips_legitimize_const_move, print_operand_reloc)
5909 (mips_dangerous_for_la25_p): Use split_const instead of
5912 2007-02-28 Eric Christopher <echristo@apple.com>
5914 * Makefile.in (install-include-dir): Don't rm -rf include.
5916 2007-02-28 Richard Guenther <rguenther@suse.de>
5919 * fold-const.c (fold_binary): Do not associate expressions
5920 with more than one variable for integer types that do not wrap.
5922 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
5924 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
5925 Delete, and replace with...
5926 (fold_builtin_call_array): This. Update callers to use it.
5927 * fold-const.c (fold_build_call_list): Delete, and replace with...
5928 (fold_build_call_array): This.
5929 (fold_build_call_list_initializer): Delete, and replace with...
5930 (fold_build_call_array_initializer): This.
5931 * tree.h: Update declarations to reflect above changes.
5933 * c-typeck.c (build_function_call): Store converted arguments
5934 in a stack-allocated array instead of building a list.
5935 (convert_arguments): Store arguments in the array passed in as an
5936 argument, and return the actual number of arguments.
5937 * c-format.c: (check_function_format): Pass arguments in an
5938 array instead of a list.
5939 * c-common.c (check_function_nonnull): Likewise.
5940 (check_function_sentinel): Likewise.
5941 (check_function_arguments): Likewise.
5942 * c-common.h: Update declarations to reflect above changes.
5944 2007-02-28 Jan Hubicka <jh@suse.cz>
5946 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
5947 PRED_NEGATIVE_RETURN): Update outcomes.
5949 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
5951 * calls.c (emit_library_call_value_1): Handle partial registers
5952 correctly when building up CALL_INSN_FUNCTION_USAGE.
5954 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5956 * pa/predicates.md (move_src_operand): Allow zero for mode.
5957 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
5960 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
5963 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
5964 *movv2df_internal): Enable pattern only for valid operand
5966 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
5967 tie only 128bit modes. For MMX registers, tie only 64bit modes.
5969 2007-02-27 Mike Stump <mrs@apple.com>
5971 * config/darwin-crt3.c: Avoid compilation when compiling for a
5974 2007-02-27 Joseph Myers <joseph@codesourcery.com>
5976 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
5978 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
5979 for fixed headers and limits.h.
5980 (install-include-dir, install-headers-tar, install-headers-cpio,
5981 install-headers-cp, real-install-headers-tar,
5982 real-install-headers-cpio, real-install-headers-cp): Handle
5983 include-fixed as well as include.
5984 (install-mkheaders): Don't install files that go only in include
5986 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
5987 from GCC_INCLUDE_DIR.
5988 * gcc.c (process_command): Remove special -BstageN/ handling.
5989 (do_spec_1): Add include-fixed directories.
5991 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
5993 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
5995 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
5997 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
6000 2007-02-27 Mark Mitchell <mark@codesourcery.com>
6002 * c-common.c (get_priority): Add check for
6003 SUPPORTS_INIT_PRIORITY.
6005 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6007 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
6009 * config/bfin/bfin.c: Include "cfglayout.h".
6010 (MAX_LSETUP_DISTANCE): New macro.
6011 (struct loop_info): New members incoming, incoming_src and
6012 incoming_dest. Delete member predecessor.
6013 (length_for_loop): New function.
6014 (bfin_optimize_loop): Handle more different loop structures.
6015 (bfin_discover_loop): Rework detection of predecessor blocks by
6016 examining incoming edges.
6017 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
6019 (bfin_reorder_loops): New function.
6020 (bfin_reorg_loops): Use these three new functions.
6022 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
6023 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
6024 (CONSTRAINT_LEN): Add entry for 'q'.
6025 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
6026 Add 'q' constraints.
6027 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
6028 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
6030 * config/bfin/bfin.md (add_with_carry): New pattern.
6031 (s_or_u, su_optab, su_modifier): New code macros/attrs.
6032 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
6033 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
6034 support unsigned multiplies too. Removed incorrect commutativity from
6035 operand 1 constraint where appropriate.
6036 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
6038 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
6039 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
6041 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
6042 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
6043 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
6044 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
6045 usmulhisi_hh_huh): New patterns.
6047 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
6048 lshifthi3): Fix output template to use half reg for operand 2.
6050 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
6053 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
6055 2007-02-27 Andreas Schwab <schwab@suse.de>
6057 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
6059 2007-02-27 Jan Hubicka <jh@suse.cz>
6061 * predict.c (last_basic_block_p): Remove.
6062 (tree_estimate_probability): Update return heuristic for commonized
6065 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6067 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
6069 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6071 * doc/include/gcc-common.texi (versionsubtitle): New macro.
6072 * doc/cpp.texi: Standardize title page.
6073 * doc/cppinternals.texi: Likewise.
6074 * doc/gcc.texi: Standardize title page, remove version number
6075 from copyright page.
6076 * doc/gccint.texi: Likewise.
6077 * doc/install.texi: Standardize title page, add table of
6080 2007-02-26 Jan Hubicka <jh@suse.cz>
6082 * predict.def: Set outcomes according to more recent results.
6083 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6084 Remove dead predictors.
6085 * predict.c (return_prediction): Fix pasto.
6087 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6089 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6090 change; avoid a memory leak when returning early.
6092 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6094 * c-decl.c (static_ctors): Move to c-common.c.
6095 (static_dtors): Likewise.
6096 (finish_function): Use c_record_cdtor_fn.
6097 (build_cdtor): Move to c-common.c.
6098 (c_write_global_declarations): Use c_build_cdtor_fns.
6099 * c-common.h (static_ctors): Declare.
6100 (static_dtors): Likewise.
6101 (c_record_cdtor_fn): Likewise.
6102 (c_build_cdtor_fns): Likewise.
6103 * c-common.c (static_ctors): New variable.
6104 (static_dtors): Likewise.
6105 (c_record_cdtor_fn): New function.
6106 (build_cdtor): Move from c-decl.c
6107 (c_build_cdtor_fns): New function.
6109 * output.h (assemble_addr_to_section): Declare.
6110 (get_cdtor_priority_section): Likewise.
6111 * varasm.c (assemble_addr_to_section): New function.
6112 (get_cdtor_priority_section): Likewise.
6113 (default_named_section_asm_out_destructor): Use them.
6114 (destor_dtor_section_asm_out_destructor): Likewise.
6115 (default_named_section_asm_out_constructor): Likewise.
6116 (default_ctor_section_asm_out_constructor): Likewise.
6117 * config.gcc (*-*-vxworks*): Include vxworks.o.
6118 * config/t-vxworks (vxworks.o): New target.
6119 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6120 (TARGET_ASM_CONSTRUCTOR): Define.
6121 (TARGET_ASM_DESTRUCTOR): Likewise.
6122 (vxworks_asm_out_constructor): Declare.
6123 (vxworks_asm_out_destructor): Likewise.
6125 * c-common.c (get_priority): Check that we have not just an
6126 INTEGER_CST, but an integer constant with integeral type.
6128 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6130 PR tree-optimization/30938
6131 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6132 use &dt[nargs-1] instead of &dt[nargs] in the call to
6133 vect_is_simple_use().
6135 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6137 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6138 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6139 Do not attempt to handle MEM inside auto-inc expressions.
6140 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6141 of a register modified by an auto-inc expression. However, do handle
6142 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6143 (elimination_effects): Prohibit elimination of a register modified
6144 by an auto-inc expression. Disable register elimination rules whose
6145 target register is modified by an auto-inc expression with variable
6148 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6150 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6152 (array_at_struct_end_p): New function.
6153 (idx_infer_loop_bounds): Use it.
6154 (estimate_numbers_of_iterations_loop): Export.
6155 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6156 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6157 (tree_estimate_probability): Call record_loop_exits.
6158 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6159 (estimated_loop_iterations, estimated_loop_iterations_int,
6160 estimated_loop_iterations_tree): New functions.
6161 (analyze_siv_subscript_cst_affine,
6162 compute_overlap_steps_for_affine_1_2,
6163 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6164 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6165 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6166 (PRED_LOOP_ITERATIONS_GUESSED): New.
6167 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6168 * cfgloop.h (estimate_numbers_of_iterations_loop,
6169 estimated_loop_iterations_int): Declare.
6171 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6173 * doc/extend.texi: Document optional priority argument to
6174 constructors and destructors.
6175 * tree.c (init_priority_for_decl): Adjust GTY markers.
6176 (init_ttree): Use priority-info hash functions for
6177 init_priority_for_decl.
6178 (tree_map_eq): Rename to ...
6179 (tree_map_base_eq): ... this.
6180 (tree_map_marked_p): Rename to ...
6181 (tree_map_base_marked_p): ... this.
6182 (tree_map_base_hash): New function.
6183 (decl_init_priority_lookup): Rework.
6184 (decl_fini_priority_lookup): New function.
6185 (decl_priority_info): New function.
6186 (decl_init_priority_insert): Use it.
6187 (decl_fini_priority_insert): Likewise.
6188 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6190 (decl_restrict_base_insert): Likewise.
6191 (decl_debug_expr_insert): Likewise.
6192 (decl_value_expr_lookup): Likewise.
6193 (decl_value_expr_insert): Likewise.
6194 * tree.h (priority_type): New type.
6195 (decl_init_priority_lookup): Use priority_type.
6196 (decl_fini_priority_lookup): New function.
6197 (decl_init_priority_insert): Use priority_type.
6198 (decl_fini_priority_insert): New function.
6199 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6200 (DECL_INIT_PRIORITY): Likewise.
6201 (SET_DECL_INIT_PRIORITY): Add comment.
6202 (DECL_FINI_PRIORITY): New macro.
6203 (SET_DECL_FINI_PRIORITY): Likewise.
6204 (DEFAULT_INIT_PRIORITY): Document.
6205 (MAX_INIT_PRIORITY): Likewise.
6206 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6207 (tree_map_base): New type.
6208 (tree_map_base_eq): New function.
6209 (tree_map_base_hash): Likewise.
6210 (tree_map_base_marked_p): Likewise.
6211 (tree_map): Inherit from tree_map_base.
6212 (tree_map_eq): Make it a macro.
6213 (tree_map_marked_p): Likewise.
6214 (tree_int_map): Inherit from tree_map_base.
6215 (tree_int_map_eq): Make it a macro.
6216 (tree_int_map_hash): Likewise.
6217 (tree_int_map_marked_p): Likewise.
6218 (tree_priority_map): New type.
6219 (tree_priority_map_eq): New macro.
6220 (tree_priority_map_hash): Likewise.
6221 (tree_priority_map_marked_p): Likewise.
6222 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6224 (emutls_common_1): Likewise.
6225 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6226 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6227 of tree_map hierarchy.
6228 * tree-cfg.c (move_stmt_r): Likewise.
6229 (new_label_mapper): Likewise.
6230 * c-tree.h (c_expand_body): Move to ...
6231 * c-common.h (c_expand_body): ... here.
6232 * c-decl.c (c_expand_body): Move to ...
6233 * c-common.c (c_expand_body): ... here.
6234 (c_common_attribute_table): Allow 1 argument for the constructor
6235 and destructor attributes.
6236 (get_priority): New function.
6237 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6238 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6240 2007-02-24 Jan Hubicka <jh@suse.cz>
6243 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6245 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6246 Jan Hubicka <jh@suse.cz>
6249 * i386.c (counter_mode): New function.
6250 (expand_set_or_movmem_via_loop): Use it.
6251 (expand_movmem_epilogue): Likewise; fix pasto.
6252 (ix86_expand_movmem): Do emit guard even for constant counts.
6253 (ix86_expand_setmem): Likewise.
6255 2007-02-25 Nick Clifton <nickc@redhat.com>
6257 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6258 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6260 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6263 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6264 count argument with 0x10, not with 0x16.
6265 (expand_setmem_epilogue): Ditto.
6267 2007-02-24 Mike Stump <mrs@apple.com>
6269 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6272 2007-02-24 Richard Guenther <rguenther@suse.de>
6275 * fold-const.c (fold_binary): Fold x +- CST op x for
6276 EQ_EXPR and NE_EXPR.
6278 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6280 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6282 2007-02-24 Jan Hubicka <jh@suse.cz>
6284 * cgraphunit.c (decide_is_function_needed): Honor
6285 -fkeep-inline-functions.
6287 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6289 * builtins.c (fold_builtin_modf): New.
6290 (fold_builtin_2): Use it.
6292 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6294 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6295 (determine_max_iter): Take additional LOOP arg; all callers changed.
6296 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6297 one using simplifications.
6298 (simplify_using_initial_values): Return if the expression becomes
6299 invalid due to altered regs.
6301 2007-02-23 DJ Delorie <dj@redhat.com>
6303 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6305 2007-02-23 Mike Stump <mrs@apple.com>
6307 * tlink.c (scan_linker_output): Parse linker messages from
6308 darwin9's linker better.
6310 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6313 * varpool.c (varpool_assemble_pending_decls): Set
6314 varpool_last_needed_node to null.
6316 2007-02-23 DJ Delorie <dj@redhat.com>
6318 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6319 alignment bigger than the object file can handle.
6321 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6324 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6325 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6326 (*movsf_1): Penalize MMX moves.
6328 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6330 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6331 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6333 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6335 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6337 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6338 (fold_builtin_1): Use them.
6339 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6340 BUILT_IN_SIGNIFICAND.
6342 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6344 * config/i386/i386.c (bdesc_1arg): Initialize
6345 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6346 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6347 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6348 and IX86_BUILTIN_MOVSLDUP.
6350 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6352 PR rtl-optimization/30841
6353 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6355 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6357 * builtins.c (fold_builtin_frexp): New.
6358 (fold_builtin_2): Use it.
6360 2007-02-22 Mark Mitchell <mark@codesourcery.com>
6362 * doc/invoke.texi (Spec Files): Document getenv spec function.
6364 * gcc.c (getenv_spec_function): New function.
6365 (static_spec_functions): Add it.
6366 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6367 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
6370 2007-02-22 Michael Matz <matz@suse.de
6373 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
6374 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
6376 2007-02-22 Ian Lance Taylor <iant@google.com>
6379 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
6380 (mem_loc_descriptor): Call it.
6382 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
6383 Ira Rosen <irar@il.ibm.com>
6385 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
6387 2007-02-22 Ira Rosen <irar@il.ibm.com>
6389 PR tree-optimization/30843
6390 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
6391 stores only after all the group is vectorized.
6393 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
6395 PR tree-optimization/30858
6396 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
6397 in the reduction cycle have a single use in the loop.
6398 * tree-vectorizer.h (relevant): Add documentation.
6400 2007-02-20 Mike Stump <mrs@apple.com>
6402 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
6403 * configure: Regenerate.
6405 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6407 Change the defaults of some parameters and options.
6408 * config/spu/spu-protos.h (spu_optimization_options): Declare.
6409 * config/spu/spu.c (spu_optimization_options): Add.
6410 (spu_override_options): Change params in spu_optimization_options.
6411 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
6413 Register 127 is only 16 byte aligned when used as a frame pointer.
6414 * config/spu/spu-protos.h (spu_init_expanders): Declare.
6415 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
6416 HARD_FRAME_POINTER_REGNUM.
6417 (spu_legitimate_address): Use regno_aligned_for_reload.
6418 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
6419 aligned when frame_pointer_needed is true.
6420 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
6422 * config/spu/spu.h (INIT_EXPANDERS): Define.
6424 Make sure shift and rotate instructions have valid immediate operands.
6425 * config/spu/predicates.md (spu_shift_operand): Remove.
6426 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
6427 * config/spu/constraints.md (W, O): Extend range.
6428 * config/spu/spu.md (umask, nmask): Define.
6429 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
6430 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
6431 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
6432 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
6433 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
6434 (lshr<mode>3_reg): Fix rtl description.
6436 Make sure mulhisi immediate operands are valid.
6437 * config/spu/predicates.md (imm_K_operand): Add.
6438 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
6440 Generate constants using fsmbi and andi.
6441 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
6442 (print_operand, spu_split_immediate, classify_immediate,
6443 fsmbi_const_p): Handle IC_FSMBI2.
6445 Correctly handle a CONST_VECTOR containing symbols.
6446 * config/spu/spu.c (print_operand): Handle HIGH correctly.
6447 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
6448 (immediate_load_p): Allow symbols that use 2 instructions to create.
6449 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
6450 with symbols when flag_pic is set.
6451 (const_vector_immediate_p): New.
6452 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
6453 accept a CONST_VECTOR with symbols.
6454 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
6455 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
6457 * config/spu/spu.md (high, low): Delete.
6458 (low_<mode>): Define.
6460 Remove INTRmode and INTR_REGNUM, which didn't work.
6461 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
6463 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
6464 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
6465 peephole2 pattern): Don't use INTR or 131.
6466 (movintrcc): Delete.
6467 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
6468 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
6469 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
6470 (UNSPEC_SET_INTR): Add.
6471 * config/spu/spu-modes.def (INTR): Remove.
6473 More accurate warnings about run-time relocations.
6474 * config/spu/spu.c (reloc_diagnostic): Test in_section.
6476 Correctly warn about immediate arguments to specific intrinsics.
6477 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
6478 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
6479 the instruction predicate.
6481 Fix tree check errors with latest update.
6482 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
6484 (spu_expand_builtin): Use CALL_EXPR_FN.
6486 Add missing specific intrinsics.
6487 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
6489 * config/spu/spu_internals.h: Ditto.
6491 Fix incorrect operand modifiers.
6492 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
6493 * config/spu/spu.md (xor<mode>3): Change %S to %J.
6495 Optimize one case of zero_extend of a vec_select.
6496 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
6498 Accept any immediate for hbr.
6499 * config/spu/spu.md (hbr): Change s constraints to i.
6501 2007-02-21 Paul Brook <paul@codesourcery.com>
6503 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
6504 condexec_count when skipping USE and CLOBBER.
6506 2007-02-21 Nick Clifton <nickc@redhat.com>
6508 * common.opt (Warray-bounds): Add Warning attribute.
6509 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
6511 (fsized-zeroes): Add Optimization attribute.
6512 (fsplit-wide-types, ftree-scev-cprop): Likewise.
6513 * c.opt (Wc++0x-compat): Add Warning attribute.
6515 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6518 * reload1.c (eliminate_regs_in_insn): In the single_set special
6519 case, attempt to re-recognize the insn before falling back to
6520 having reload fix it up.
6522 2007-02-20 Eric Christopher <echristo@gmail.com>
6524 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
6525 Rewrite accordingly.
6526 (frv_read_iacc_argument): Ditto.
6527 (frv_expand_set_builtin): Take a call instead of arglist, update for
6529 (frv_expand_unop_builtin): Ditto.
6530 (frv_expand_binop_builtin): Ditto.
6531 (frv_expand_cut_builtin): Ditto.
6532 (frv_expand_binopimm_builtin): Ditto.
6533 (frv_expand_voidbinop_builtin): Ditto.
6534 (frv_expand_int_void2arg): Ditto.
6535 (frv_expand_prefetches): Ditto.
6536 (frv_expand_voidtriop_builtin): Ditto.
6537 (frv_expand_voidaccop_builtin): Ditto.
6538 (frv_expand_load_builtin): Ditto.
6539 (frv_expand_store_builtin): Ditto.
6540 (frv_expand_mdpackh_builtin): Ditto.
6541 (frv_expand_mclracc_builtin): Ditto.
6542 (frv_expand_mrdacc_builtin): Ditto.
6543 (frv_expand_mwtacc_builtin): Ditto.
6544 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
6547 2007-02-20 Janis Johnson <janis187@us.ibm.com>
6549 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
6550 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
6552 (HAVE_GAS_DFP): Check for assembler support of decimal floating
6554 * configure: Regenerate.
6555 * config.in: Regenerate.
6556 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
6557 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
6558 masks to power6 and power6x and to POWERPC_MASKS.
6559 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6561 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
6562 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
6563 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6564 Access PROTOTYPE as variable, not mask.
6566 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6568 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
6569 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
6570 * combine.c (adjust_for_new_dest): Use it.
6571 * postreload.c (reload_combine): Likewise.
6573 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6575 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
6576 notes on an insn with multiple sets, even if single_set returns
6577 non-NULL for that insn.
6579 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6581 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
6584 2007-02-20 Geoffrey Keating <geoffk@apple.com>
6586 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
6587 if user didn't pass it.
6588 * config/i386/darwin.h (CC1_SPEC): Likewise.
6589 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
6590 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
6591 -mmacosx-version-min.
6593 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6594 Uros Bizjak <ubizjak@gmail.com>
6596 * optabs.h (enum optab_index): Add new OTI_scalb.
6597 (scalb_optab): Define corresponding macro.
6598 * optabs.c (init_optabs): Initialize scalb_optab.
6599 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
6601 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
6602 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
6603 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
6604 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
6605 flag_unsafe_math_optimizations is set.
6607 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
6608 to implement scalbf, scalb and scalbl built-ins as inline x87
6611 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6612 DJ Delorie <dj@redhat.com>
6615 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
6616 (diagnostic_report_diagnostic): ... here, and turn them into real
6617 errors. If warnings are inhibited, no need to do anything.
6619 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
6621 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
6622 better code generation.
6624 2007-02-20 Ben Elliston <bje@au.ibm.com>
6626 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
6628 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
6630 * config/alpha/alpha.c, config/alpha/alpha.md,
6631 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
6632 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
6633 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
6634 config/arm/lib1funcs.asm: Follow spelling conventions.
6636 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
6637 config/fr30/fr30.md, config/i386/i386.h,
6638 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6639 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
6640 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
6641 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
6642 config/rs6000/altivec.md, config/rs6000/rs6000.c,
6643 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
6644 config/sparc/sparc.c, config/sparc/sparc.h,
6645 config/sparc/sparc.md, config/spu/constraints.md,
6646 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
6649 2007-02-20 Alan Modra <amodra@bigpond.net.au>
6652 * varasm.c (use_blocks_for_decl_p): Return false for decls with
6655 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6657 * doc/invoke.texi (-ftree-lrs): Remove.
6659 2007-02-19 Diego Novillo <dnovillo@redhat.com>
6661 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
6664 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
6666 * config/ia64/ia64.c (ia64_expand_builtin): Use the
6667 new CALL_EXPR_FN macro for retrieving the function
6668 declaration of the input expression.
6670 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6672 * c.opt (Waddress): New.
6673 * common.opt (Walways-true): Delete.
6674 (Wstring-literal-comparison): Delete.
6675 * doc/invoke.texi (Warning Options): Delete -Walways-true and
6676 -Wstring-literal-comparison. Add -Waddress.
6678 (Walways-true): Delete.
6679 (Wstring-literal-comparison): Delete.
6680 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
6681 consistently instead of -Walways-true in example.
6682 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
6683 * c-typeck.c (parser_build_binary_op): Replace
6684 -Wstring-literal-comparison and -Walways-true with -Waddress.
6685 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
6688 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6690 * tree-cfg.c (dump_function_to_file): Be prepared for functions
6691 without DECL_STRUCT_FUNCTION initialized.
6693 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6695 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
6696 due to calls to functions taking pointers as parameters.
6698 2007-02-19 Richard Henderson <rth@redhat.com>
6701 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
6704 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
6706 * config/s390/s390.c (s390_call_saved_register_used,
6707 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
6708 accessed to the new scheme.
6710 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6712 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
6713 (cris_print_index, cris_print_operand, cris_print_operand_address)
6714 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6715 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
6716 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
6718 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
6719 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
6720 GO_IF_LEGITIMATE_ADDRESS): Ditto.
6721 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
6722 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
6723 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
6724 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
6725 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
6726 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
6727 (uminsi3, call, call_value): Ditto.
6728 (define_split: indir_to_reg_split, unnamed): Ditto.
6730 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
6732 PR tree-optimization/30975
6733 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
6736 2007-02-18 Eric Christopher <echristo@gmail.com>
6738 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
6739 Remove use of arglist.
6740 (mips_expand_builtin): Remove use of arglist, pass in expr.
6741 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
6742 (mips_expand_builtin_movtf): Ditto.
6743 (mips_expand_builtin_compare): Ditto.
6745 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6747 * tree-sra.c (sra_build_assignment): Replace assertion
6748 checking with a comment explaining why it can't be done.
6750 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6753 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
6754 during CALL_EXPR representation conversion.
6755 * tree-ssa-propagate.c (set_rhs): Likewise.
6757 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6759 * tree-sra.c (sra_build_assignment): Disable assertion checking
6762 2007-02-18 Roger Sayle <roger@eyesopen.com>
6764 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
6765 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6766 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
6768 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
6769 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
6770 gimplify_init_ctor_eval_range, gimple_push_cleanup,
6771 gimplify_omp_for, gimplify_omp_atomic_pipeline,
6772 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
6773 force_gimple_operand): Likewise.
6774 * ipa-cp.c (constant_val_insert): Likewise.
6775 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
6776 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
6777 perfect_nestify): Likewise.
6778 * langhooks.c (lhd_omp_assignment): Likewise.
6779 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
6780 lower_copyprivate_clauses, lower_send_clauses,
6781 lower_send_shared_vars, expand_parallel_call,
6782 expand_omp_for_generic, expand_omp_for_static_nochunk,
6783 expand_omp_for_static_chunk, expand_omp_sections,
6784 lower_omp_single_copy, lower_omp_for_lastprivate,
6785 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
6786 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6787 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
6790 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6792 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
6793 config/sh/sh.md: Follow spelling conventions.
6795 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
6796 config/frv/predicates.md: Follow spelling conventions.
6798 * config/m68k/linux-unwind.h: Fix a comment typo.
6799 * target.h: Follow spelling conventions.
6801 2007-02-18 Roger Sayle <roger@eyesopen.com>
6803 PR rtl-optimization/28173
6804 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
6805 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
6806 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
6807 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
6808 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
6810 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6812 * builtins.c (fold_builtin_load_exponent): New.
6813 (fold_builtin_2): Use it.
6815 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
6817 PR rtl-optimization/30773
6818 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
6819 if we fail to attach a REG_EQUIV note.
6821 2007-02-18 David Edelsohn <edelsohn@gnu.org>
6822 Roger Sayle <roger@eyesopen.com>
6824 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
6826 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6828 * calls.c (initialize_argument_information): Pass original EXP
6829 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
6830 code to split complex arguments here, as part of initializing the
6832 (expand_call): Remove code that builds a list of arguments and
6833 inserts implicit arguments into it. Instead, just count how many
6834 implicit arguments there will be so we can determine the size of
6835 the ARGS array, and let initialize_argument_information do the work.
6836 (split_complex_values): Delete unused function.
6838 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6840 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
6842 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6844 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
6845 for arg pointer based indexed addressing.
6847 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6849 * config/ia64/ia64.h, config/ia64/ia64.md,
6850 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
6851 spelling conventions.
6853 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6855 * config/m68k/m68k.c (split_di): New.
6856 * config/m68k/m68k-protos.h: Declare split_di.
6857 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
6858 Improve predicate handling and split constant shifts.
6860 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6862 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
6863 parameter for register bitfield operations, general predicates
6866 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6868 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
6869 * config/m68k/linux-unwind.h: New file.
6871 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6873 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
6874 config/i386/athlon.md, config/ia64/ia64.md,
6875 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
6876 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
6877 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
6878 tree-ssa-loop-niter.c, tree-vect-analyze.c,
6879 tree-vect-transform.c: Fix comment typos.
6881 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
6883 * sched-deps.c (find_insn_list): Remove.
6884 * sched-int.h: Remove the prototype for find_insn_list.
6886 2007-02-16 Geoffrey Keating <geoffk@apple.com>
6888 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
6890 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
6891 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
6892 darwin_rs6000_override_options.
6893 (C_COMMON_OVERRIDE_OPTIONS): Expect
6894 darwin_macosx_version_min to be non-NULL always.
6895 (TARGET_C99_FUNCTIONS): Likewise.
6896 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
6897 (DARWIN_MINVERSION_SPEC): New.
6898 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
6899 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
6901 (DARWIN_MINVERSION_SPEC): New.
6902 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
6904 * config/darwin-c.c (darwin_cpp_builtins): Expect
6905 darwin_macosx_version_min to be non-NULL always.
6907 * config/rs6000/rs6000.c: Clean up trailing whitespace.
6909 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
6911 * config/i386/i386.h (x86_use_xchgb): New.
6912 (TARGET_USE_XCHGB): New macro.
6913 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
6914 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
6915 Split after reload into bswaphi for shifts of 8.
6916 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
6917 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
6918 or when optimizing for size.
6920 2007-02-16 Richard Guenther <rguenther@suse.de>
6921 Christian Bruel <christian.bruel@st.com>
6923 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
6924 DECLs but prefer SSA_NAMEs over DECLs.
6926 2007-02-16 Richard Guenther <rguenther@suse.de>
6928 * tree-flow-inline.h (single_imm_use_p): Remove.
6929 (zero_imm_uses_p): Likewise.
6930 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
6931 instead of single_imm_use_p.
6932 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
6935 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6938 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
6939 nested double- and backquotes.
6941 2007-02-15 Roger Sayle <roger@eyesopen.com>
6944 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
6945 should be unreachable.
6946 (build2_stat): Allow construction of MODIFY_EXPR at any time.
6947 For the time being redirect GIMPLE_MODIFY_STMT to the new
6948 (renamed) build_gimple_modify_stmt_stat.
6949 (build2_gimple_stat): Rename to...
6950 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
6951 Always build a GIMPLE_MODIFY_STMT node.
6952 * tree.h (build2_gimple, build2_gimple_stat): Delete.
6953 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
6956 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
6957 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
6958 * tree-complex.c (set_component_ssa_name, expand_complex_move,
6959 expand_complex_div_wide): Likewise.
6960 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6961 * tree-ssa-loop-im.c (schedule_sm): Likewise.
6962 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
6963 * tree-ssa-loop-manip.c (create_iv): Likewise.
6964 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
6965 abs_replacement): Likewise.
6966 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
6967 realify_fake_stores): Likewise.
6969 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
6970 node rather than a GIMPLE_MODIFY_STMT node.
6971 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
6972 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
6974 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
6975 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
6978 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6981 * fold-const.c (fold_comparison): Add back the
6982 folding of constant complex comparisions.
6984 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6987 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
6988 effects unknown to this function, return early.
6990 2007-02-15 Ian Lance Taylor <iant@google.com>
6992 * lower-subreg.c (move_eh_region_note): New static function.
6993 (resolve_simple_move): Call it.
6994 (decompose_multiword_subregs): Track blocks for which we resolve a
6995 simple move which is also a control flow insn. Pass them to
6996 find_many_sub_basic_blocks.
6997 (pass_lower_subreg): Add TODO_verify_flow.
6998 (pass_lower_subreg2): Likewise.
7000 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7001 Brooks Moses <brooks.moses@codesourcery.com>
7002 Lee Millward <lee.millward@codesourcery.com>
7004 * tree.h (enum tree_code_class): Add tcc_vl_exp.
7005 (VL_EXP_CLASS_P): New.
7006 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
7008 (TREE_OPERAND_CHECK_CODE): Likewise.
7009 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
7010 (TREE_RTL_OPERAND_CHECK): Likewise.
7011 (tree_operand_check_failed): Make second parameter the whole tree
7012 instead of its code. Fixed callers.
7013 (VL_EXP_CHECK): New.
7014 (TREE_OPERAND_LENGTH): New.
7015 (VL_EXP_OPERAND_LENGTH): New.
7016 (CALL_EXPR_FN): New.
7017 (CALL_EXPR_STATIC_CHAIN): New.
7018 (CALL_EXPR_ARGS): New.
7019 (CALL_EXPR_ARG): New.
7020 (call_expr_nargs): New.
7021 (CALL_EXPR_ARGP): New.
7022 (build_nt_call_list): Declare.
7023 (build_vl_exp_stat): Declare.
7024 (build_vl_exp): New.
7025 (build_call_list): Declare.
7026 (build_call_nary): Declare.
7027 (build_call_valist): Declare.
7028 (build_call_array): Declare.
7029 (call_expr_arg): Declare.
7030 (call_expr_argp): Declare.
7031 (call_expr_arglist): Declare.
7032 (fold_build_call_list): Declare.
7033 (fold_build_call_list_initializer): Declare.
7034 (fold_call_expr): Declare to replace fold_builtin.
7035 (fold_builtin_fputs): Update to agree with modified definition.
7036 (fold_builtin_strcpy): Likewise.
7037 (fold_builtin_strncpy): Likewise.
7038 (fold_builtin_memory_chk): Likewise.
7039 (fold_builtin_stxcpy_chk): Likewise.
7040 (fold_builtin_strncpy_chk): Likewise.
7041 (fold_builtin_next_arg): Likewise.
7042 (fold_build_call_expr): Declare.
7043 (fold_builtin_call_list): Declare.
7044 (fold_builtin_call_valist): Declare.
7045 (build_call_expr): Declare.
7046 (validate_arglist): Update to agree with modified definition.
7047 (tree_operand_length): New.
7048 (call_expr_arg_iterator): New.
7049 (init_call_expr_arg_iterator): New.
7050 (next_call_expr_arg): New.
7051 (first_call_expr_arg): New.
7052 (more_call_expr_args_p): New.
7053 (FOR_EACH_CALL_EXPR_ARG): New.
7055 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
7056 and tcc_gimple_stmt.
7057 (tree_code_size): Update documentation. Use sizeof (tree) rather
7058 than sizeof (char *).
7059 (tree_size): Likewise. Add case for tcc_vl_exp.
7060 (tree_node_structure): Add case for tcc_vl_exp.
7061 (contains_placeholder_p): Likewise.
7062 (substitute_in_expr): Likewise.
7063 (substitute_placeholder_in_expr): Likewise.
7064 (stabilize_reference_1): Likewise.
7065 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
7066 to diagnose breakage of this interface for constructing CALL_EXPRs.
7067 (build_nt): Add similar assertion here.
7068 (build_nt_call_list): New.
7069 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
7070 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
7072 (get_callee_fndecl): Use new CALL_EXPR accessors.
7073 (tree_operand_check_failed): Change parameters to pass entire node
7074 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
7075 (process_call_operands): New.
7076 (build_vl_exp_stat): New.
7077 (build_call_list): New.
7078 (build_call_nary): New.
7079 (build_call_valist): New.
7080 (build_call_array): New.
7081 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7082 (call_expr_arglist): New.
7084 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7085 tcc_vl_exp instead of a fixed-size tcc_expression.
7087 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7088 accessors for CALL_EXPRs.
7089 (AGGR_INIT_EXPR): Likewise.
7091 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7092 Brooks Moses <brooks.moses@codesourcery.com>
7093 Lee Millward <lee.millward@codesourcery.com>
7095 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7096 (expand_builtin_nonlocal_goto): Change parameter to be entire
7097 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7098 (expand_builtin_prefetch): Likewise.
7099 (expand_builtin_classify_type): Likewise.
7100 (mathfn_built_in): Return NULL_TREE instead of 0.
7101 (expand_errno_check): Use new CALL_EXPR accessors.
7102 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7103 Return NULL_RTX instead of 0.
7104 (expand_builtin_mathfn_2): Likewise.
7105 (expand_builtin_mathfn_3): Likewise.
7106 (expand_builtin_interclass_mathfn): Likewise.
7107 (expand_builtin_sincos): Likewise.
7108 (expand_builtin_cexpi): Likewise.
7109 (expand_builtin_int_roundingfn): Likewise.
7110 (expand_builtin_int_roundingfn_2): Likewise.
7111 (expand_builtin_pow): Likewise.
7112 (expand_builtin_powi): Likewise.
7113 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7114 of arglist, fixing callers appropriately. Use new CALL_EXPR
7115 accessors and constructors. Return NULL_RTX instead of 0.
7116 (expand_builtin_strstr): Likewise.
7117 (expand_builtin_strchr): Likewise.
7118 (expand_builtin_strrchr): Likewise.
7119 (expand_builtin_strpbrk): Likewise.
7120 (expand_builtin_memcpy): Likewise.
7121 (expand_builtin_mempcpy): Likewise.
7122 (expand_builtin_mempcpy_args): New.
7123 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7124 (expand_builtin_memmove_args): New.
7125 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7126 (expand_movstr): Likewise.
7127 (expand_builtin_strcpy): Likewise.
7128 (expand_builtin_strcpy_args): New.
7129 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7130 (expand_builtin_strncpy): Likewise.
7131 (expand_builtin_memset): Likewise.
7132 (expand_builtin_memset_args): New.
7133 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7134 (expand_builtin_memcmp): Likewise.
7135 (expand_builtin_strcmp): Likewise.
7136 (expand_builtin_strncmp): Likewise.
7137 (expand_builtin_strcat): Likewise.
7138 (expand_builtin_strncat): Likewise.
7139 (expand_builtin_strspn): Likewise.
7140 (expand_builtin_strcspn): Likewise.
7141 (expand_builtin_args_info): Likewise.
7142 (expand_builtin_va_start): Likewise.
7143 (gimplify_va_arg_expr): Likewise.
7144 (expand_builtin_va_end): Likewise.
7145 (expand_builtin_va_copy): Likewise.
7146 (expand_builtin_frame_address): Likewise.
7147 (expand_builtin_alloca): Likewise.
7148 (expand_builtin_bswap): Likewise.
7149 (expand_builtin_unop): Likewise.
7150 (expand_builtin_fputs): Likewise.
7151 (expand_builtin_expect): Likewise.
7152 (expand_builtin_fabs): Likewise.
7153 (expand_builtin_copysign): Likewise.
7154 (expand_builtin_printf): Likewise.
7155 (expand_builtin_fprintf): Likewise.
7156 (expand_builtin_sprintf): Likewise.
7157 (expand_builtin_init_trampoline): Likewise.
7158 (expand_builtin_signbit): Likewise.
7159 (expand_builtin_fork_or_exec): Likewise.
7160 (expand_builtin_sync_operation): Likewise.
7161 (expand_builtin_compare_and_swap): Likewise.
7162 (expand_builtin_lock_test_and_set): Likewise.
7163 (expand_builtin_lock_release): Likewise.
7164 (expand_builtin): Likewise.
7165 (builtin_mathfn_code): Likewise.
7167 (fold_builtin_constant_p): Pass call arguments individually instead
7168 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7169 accessors and constructors. Return NULL_TREE instead of 0.
7170 (fold_builtin_expect): Likewise.
7171 (fold_builtin_classify_type): Likewise.
7172 (fold_builtin_strlen): Likewise.
7173 (fold_builtin_nan): Likewise.
7174 (integer_valued_real_p): Likewise.
7175 (fold_trunc_transparent_mathfn): Likewise.
7176 (fold_fixed_mathfn): Likewise.
7177 (fold_builtin_cabs): Likewise.
7178 (fold_builtin_sqrt): Likewise.
7179 (fold_builtin_cbrt): Likewise.
7180 (fold_builtin_cos): Likewise.
7181 (fold_builtin_cosh): Likewise.
7182 (fold_builtin_tan): Likewise.
7183 (fold_builtin_sincos): Likewise.
7184 (fold_builtin_cexp): Likewise.
7185 (fold_builtin_trunc): Likewise.
7186 (fold_builtin_floor): Likewise.
7187 (fold_builtin_ceil): Likewise.
7188 (fold_builtin_round): Likewise.
7189 (fold_builtin_int_roundingfn): Likewise.
7190 (fold_builtin_bitop): Likewise.
7191 (fold_builtin_bswap): Likewise.
7192 (fold_builtin_logarithm): Likewise.
7193 (fold_builtin_hypot): Likewise.
7194 (fold_builtin_pow): Likewise.
7195 (fold_builtin_powi): Likewise.
7196 (fold_builtin_exponent): Likewise.
7197 (fold_builtin_memset): Likewise.
7198 (fold_builtin_bzero): Likewise.
7199 (fold_builtin_memory_op): Likewise.
7200 (fold_builtin_bcopy): Deleted; call site changed to invoke
7201 fold_builtin_memory_op directly.
7202 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7203 (fold_builtin_strncpy): Likewise.
7204 (fold_builtin_memcmp): Likewise.
7205 (fold_builtin_strcmp): Likewise.
7206 (fold_builtin_strncmp): Likewise.
7207 (fold_builtin_signbit): Likewise.
7208 (fold_builtin_copysign): Likewise.
7209 (fold_builtin_isascii): Likewise.
7210 (fold_builtin_toascii): Likewise.
7211 (fold_builtin_isdigit): Likewise.
7212 (fold_builtin_fabs): Likewise.
7213 (fold_builtin_abs): Likewise.
7214 (fold_builtin_fmin_fmax): Likewise.
7215 (fold_builtin_carg): Likewise.
7216 (fold_builtin_classify): Likewise.
7217 (fold_builtin_unordered_cmp): Likewise.
7219 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7220 New functions split out from fold_builtin_1.
7221 (fold_builtin_n): New.
7222 (fold_builtin_varargs): New.
7223 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7225 (fold_call_expr): New.
7226 (build_function_call_expr): Rewrite to use new helper function.
7227 (fold_builtin_call_list): New.
7228 (build_call_expr): New.
7229 (fold_builtin_call_valist): New.
7230 (rewrite_call_expr): New.
7231 (validate_arg): New.
7232 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7233 of an arglist. Change return type to bool. Use new CALL_EXPR
7236 (fold_builtin_strstr): Pass call arguments individually instead
7237 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7238 accessors and constructors. Return NULL_TREE instead of 0.
7239 (fold_builtin_strchr): Likewise.
7240 (fold_builtin_strrchr): Likewise.
7241 (fold_builtin_strpbrk): Likewise.
7242 (fold_builtin_strcat): Likewise.
7243 (fold_builtin_strncat): Likewise.
7244 (fold_builtin_strspn): Likewise.
7245 (fold_builtin_strcspn): Likewise.
7246 (fold_builtin_fputs): Likewise.
7247 (fold_builtin_next_arg): Likewise.
7248 (fold_builtin_sprintf): Likewise.
7250 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7251 NULL_RTX instead of 0.
7252 (expand_builtin_memory_chk): Likewise.
7253 (maybe_emit_chk_warning): Likewise.
7254 (maybe_emit_sprintf_chk_warning): Likewise.
7256 (fold_builtin_object_size): Pass call arguments individually instead
7257 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7258 accessors and constructors. Return NULL_TREE instead of 0.
7259 (fold_builtin_memory_chk): Likewise.
7260 (fold_builtin_stxcpy_chk): Likewise.
7261 (fold_builtin_strncpy_chk): Likewise.
7262 (fold_builtin_strcat_chk): Likewise.
7263 (fold_builtin_strcat_chk): Likewise.
7264 (fold_builtin_strncat_chk): Likewise.
7265 (fold_builtin_sprintf_chk): Likewise.
7266 (fold_builtin_snprintf_chk): Likewise.
7267 (fold_builtin_printf): Likewise.
7268 (fold_builtin_vprintf): Likewise.
7270 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7272 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7273 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7274 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7275 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7276 (fold_unary): Likewise.
7277 (fold_binary): Likewise.
7278 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7279 ternary expressions.
7280 (fold): Add logic for tcc_vl_exp.
7281 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7282 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7283 (fold_build3_stat): Add assertion to flag broken interface for
7284 constructing CALL_EXPRs.
7285 (fold_build_call_list): New.
7286 (fold_build_call_list_initializer): New.
7287 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7289 (fold_strip_sign_ops): Likewise.
7291 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7292 Brooks Moses <brooks.moses@codesourcery.com>
7293 Lee Millward <lee.millward@codesourcery.com>
7295 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7296 accessors and dump arguments explicitly.
7298 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7300 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7302 (print_call_name): Use new CALL_EXPR accessors.
7304 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7305 CALL_EXPR arguments explicitly instead of as a list. Use
7306 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7308 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7309 (vrp_visit_stmt): Likewise.
7311 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7312 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7314 (force_move_till_expr): Likewise.
7316 * targhooks.c (default_external_stack_protect_fail): Use
7317 build_call_expr instead of build_function_call_expr.
7318 (default_hidden_stack_protect_fail): Likewise.
7320 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7323 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7324 and walk arguments explicitly.
7326 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7327 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7328 (expand_simple_operations): Likewise.
7329 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7331 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7332 of TREE_CODE_LENGTH.
7333 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7335 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7336 instead of TREE_CODE_LENGTH.
7338 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7339 (tree_ic_transform): Likewise.
7340 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7341 parameter instead of arglist. Fix callers.
7342 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7343 (tree_stringops_transform): Likewise.
7344 (tree_indirect_call_to_profile): Likewise.
7345 (tree_stringops_values_to_profile): Likewise.
7347 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7348 (eliminate_tail_call): Likewise.
7350 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7352 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7353 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7355 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7357 * omp-low.c (build_omp_barrier): Use build_call_expr.
7358 (lower_rec_input_clauses): Likewise.
7359 (lower_reduction_clauses): Likewise.
7360 (expand_parallel_call): Likewise.
7361 (maybe_catch_exception): Likewise.
7362 (expand_omp_for_generic): Likewise.
7363 (expand_omp_for_static_nochunk): Likewise.
7364 (expand_omp_sections): Likewise.
7365 (lower_omp_single_simple): Likewise.
7366 (lower_omp_single_copy): Likewise.
7367 (lower_omp_master): Likewise.
7368 (lower_omp_ordered): Likewise.
7369 (lower_omp_critical): Likewise.
7371 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
7372 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
7374 * tree-gimple.c (is_gimple_call_addr): Fix doc.
7375 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
7376 TREE_CODE_LENGTH. Add tcc_vl_exp case.
7378 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
7379 and generalize to handle any number of operands.
7380 (chrec_contains_undetermined): Likewise.
7381 (tree_contains_chrecs): Likewise.
7382 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
7384 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
7386 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
7387 fold_call_expr instead of fold_builtin.
7388 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
7389 match declarations there.
7390 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
7393 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
7394 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7396 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
7397 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
7399 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
7402 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
7403 (execute_cse_sincos): Use new CALL_EXPR accessors.
7405 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
7407 * gimple-low.c (lower_function_body): Use build_call_expr.
7408 (lower_builtin_setjmp): Likewise.
7410 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
7411 (set_storage_via_libcall): Likewise.
7412 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
7413 instead of TREE_CODE_LENGTH.
7414 (expand_expr_real_1): Use new CALL_EXPR accessors.
7416 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
7417 generalize to handle any number of operands.
7418 (TB_parent_eq): Likewise.
7420 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
7421 (strip_builtin_expect): Likewise.
7423 * function.c (gimplify_parameters): Use build_call_expr.
7425 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
7426 instead of TREE_CODE_LENGTH.
7428 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
7429 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
7431 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
7434 * gimplify.c (build_stack_save_restore): Use build_call_expr.
7435 (gimplify_decl_expr): Likewise.
7436 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
7437 Use new CALL_EXPR iterators.
7438 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
7439 (gimplify_modify_expr_to_memset): Likewise.
7440 (gimplify_variable_sized_compare): Likewise.
7441 (gimplify_omp_atomic_fetch_op): Likewise.
7442 (gimplify_omp_atomic_pipeline): Likewise.
7443 (gimplify_omp_atomic_mutex): Likewise.
7444 (gimplify_function_tree): Likewise.
7446 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
7447 (call_expr_flags): Likewise.
7448 (expand_call): Likewise.
7450 * except.c (expand_builtin_eh_return_data_regno): Pass entire
7451 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7454 * coverage.c (create_coverage): Use build_call_expr.
7456 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
7457 (temp_call_expr_obstack): New.
7458 (pool_copy_list): Delete.
7459 (temp_copy_call_expr): New.
7460 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
7461 CALL_EXPR accessors. Get rid of special goo for copying argument
7462 lists and use temp_copy_call_expr instead.
7463 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
7464 CALL_EXPR accessors.
7465 (create_expression_by_pieces): Likewise. Use build_call_array
7466 to construct the result instead of fold_build3.
7467 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
7468 dealing with argument lists.
7469 (init_pre): Remove references to expression_node_pool and
7470 list_node_pool. Init temp_call_expr_obstack instead.
7471 (fini_pre): Remove references to expression_node_pool and
7474 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
7475 and walk arguments explicitly instead of as a list.
7477 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
7478 (mx_register_decls): Likewise.
7479 (mudflap_register_call): Likewise.
7480 (mudflap_finish_file): Likewise.
7482 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
7483 (ipa_callsite_compute_param): Likewise.
7485 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
7486 accessors and constructor.
7488 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
7489 accessors and constructor.
7490 (convert_tramp_reference): Likewise.
7491 (convert_call_expr): Likewise.
7492 (finalize_nesting_tree_1): Likewise.
7494 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
7497 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
7499 * tree-inline.c (initialize_inlined_parameters): Pass entire
7500 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7502 (estimate_num_insns_1): Use new CALL_EXPR accessors.
7503 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
7505 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
7506 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7507 (vectorizable_reduction): Likewise.
7508 (vectorizable_call): Use new CALL_EXPR iterators.
7509 (vectorizable_conversion): Use build_call_expr.
7510 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
7511 (vect_gen_widened_results_half): Use build_call_expr.
7512 (vect_setup_realignment): Likewise.
7513 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
7515 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
7516 (pass_through_call): Likewise.
7517 (compute_object_sizes): Likewise. Use fold_call_expr instead of
7520 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
7521 (tree_gen_pow2_profiler): Likewise.
7522 (tree_gen_one_value_profiler): Likewise.
7523 (tree_gen_ic_func_profiler): Likewise.
7524 (tree_gen_average_profiler): Likewise.
7525 (tree_gen_ior_profiler): Likewise.
7527 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
7528 (find_func_aliases): Use new CALL_EXPR accessors. Add case
7529 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7531 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
7532 of TREE_CODE_LENGTH.
7534 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
7535 of TREE_CODE_LENGTH.
7537 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
7539 (convert_to_integer): Likewise.
7541 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
7544 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7545 Brooks Moses <brooks.moses@codesourcery.com>
7546 Lee Millward <lee.millward@codesourcery.com>
7548 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
7550 * config/frv/frv.c (frv_expand_builtin): Likewise.
7551 * config/s390/s390.c (s390_expand_builtin): Likewise.
7553 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
7554 (sparc_expand_builtin): Use new CALL_EXPR accessors.
7556 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
7557 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
7558 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
7559 (ix86_expand_store_builtin): Likewise.
7560 (ix86_expand_unop_builtin): Likewise.
7561 (ix86_expand_unop1_builtin): Likewise.
7562 (ix86_expand_sse_compare): Likewise.
7563 (ix86_expand_sse_comi): Likewise.
7564 (ix86_expand_vec_init_builtin): Likewise.
7565 (ix86_expand_vec_ext_builtin): Likewise.
7566 (ix86_expand_vec_set_builtin): Likewise.
7567 (ix86_expand_builtin): Use new CALL_EXPR accessors.
7569 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
7570 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7572 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
7573 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7574 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
7576 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
7578 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7579 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
7580 arglist. Use new CALL_EXPR accessors. Fix callers.
7581 (altivec_expand_abs_builtin): Likewise.
7582 (rs6000_expand_binop_builtin): Likewise.
7583 (altivec_expand_predicate_builtin): Likewise.
7584 (altivec_expand_lv_builtin): Likewise.
7585 (spe_expand_stv_builtin): Likewise.
7586 (altivec_expand_stv_builtin): Likewise.
7587 (rs6000_expand_ternop_builtin): Likewise.
7588 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
7589 (altivec_expand_st_builtin): Likewise.
7590 (altivec_expand_dst_builtin): Likewise.
7591 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
7592 arglist. Use new CALL_EXPR accessors. Fix callers.
7593 (altivec_expand_vec_set_builtin): Likewise.
7594 (altivec_expand_vec_ext_builtin): Likewise.
7595 (altivec_expand_builtin): Use new CALL_EXPR accessors.
7596 (spe_expand_builtin): Likewise.
7597 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
7598 arglist. Use new CALL_EXPR accessors. Fix callers.
7599 (spe_expand_evsel_builtin): Likewise.
7600 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
7601 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
7603 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
7604 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7605 (arm_expand_unop_builtin): Likewise.
7606 (arm_expand_builtin): Use new CALL_EXPR accessors.
7608 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
7611 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
7612 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7613 (bfin_expand_unop_builtin): Likewise.
7614 (bfin_expand_builtin): Use new CALL_EXPR accessors.
7616 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7617 Brooks Moses <brooks.moses@codesourcery.com>
7618 Lee Millward <lee.millward@codesourcery.com>
7620 * c-semantics.c (build_stmt): Add internal diagnostic check.
7622 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
7623 accessors. Print arguments explicitly instead of as a list.
7625 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
7627 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
7628 (c_finish_omp_flish): Likewise.
7630 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
7631 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
7632 instead of TREE_CODE_LENGTH.
7633 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
7634 (c_warn_unused_result): Likewise.
7636 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7639 * doc/invoke.texi (Warning Options): Remove
7640 -Werror-implicit-function-declaration.
7641 (Wimplicit-function-declaration): Update description.
7642 * opts.c (common_handle_option): Move handling of -Werror=* to...
7643 (enable_warning_as_error): ...here.
7644 * opts.h (enable_warning_as_error): Declare.
7645 * c-decl.c (implicit_decl_warning): Unless
7646 -Wno-implicit-function-declaration is given, emit a pedwarn if
7647 -std=c99 or emit a warning if -Wimplicit-function-declaration.
7648 * c.opt (Wimplicit-function-declaration): Replace
7649 mesg_implicit_function_declaration with
7650 warn_implicit_function_declaration.
7651 * c-opts.c (c_common_handle_option):
7652 -Werror-implicit-function-declaration is exactly equal as
7653 -Werror=implicit-function-declaration.
7654 (set_Wimplicit): Replace mesg_implicit_function_declaration with
7655 warn_implicit_function_declaration.
7656 (c_common_post_options): -Wimplict-function-declaration is enabled
7657 by default by -std=c99, otherwise is disabled by default.
7658 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
7660 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7662 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
7663 DECL on the rhs to a DECL on the lhs for debug info purposes if the
7664 former is ignored but not the latter.
7666 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7668 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
7669 is made and the reference doesn't use the alias set of its type,
7670 do not create the temporary using that type.
7672 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
7674 * jump.c: Remove prototypes for delete_computation and
7675 delete_prior_computation.
7677 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7679 * jump.c (get_label_after): Delete.
7680 (get_label_before, delete_computation, delete_jump,
7681 delete_prior_computation, follow_jumps): Move...
7682 * reorg.c (delete_computation, delete_prior_computation): ... here...
7683 (get_label_before, delete_jump): ... making these static ...
7684 (follow_jumps): ... and simplifying this since it only runs after
7686 * rtl.h (get_label_after, get_label_before, delete_jump,
7687 follow_jumps): Delete prototypes.
7689 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7691 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
7693 2007-02-15 Nick Clifton <nickc@redhat.com>
7695 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
7696 order to prevent it from being munged by the target.
7698 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
7700 * config/i386/i386.md: Remove misleading comment.
7702 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7704 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
7705 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
7708 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7710 * tree-sra.c (instantiate_missing_elements): Canonicalize
7712 (sra_build_assignment): New.
7713 (generate_copy_inout, generate_element_copy,
7714 generate_element_zero, generate_one_element_init): Use it.
7716 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7718 * tree-sra.c (instantiate_missing_elements): Canonicalize
7720 (sra_build_assignment): New.
7721 (generate_copy_inout, generate_element_copy,
7722 generate_element_zero, generate_one_element_init): Use it.
7724 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7726 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
7729 2007-02-14 Joseph Myers <joseph@codesourcery.com>
7731 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
7732 types as aggregates not scalars.
7733 * function.c (assign_stack_temp_for_type): Likewise.
7735 2007-02-14 Roger Sayle <roger@eyesopen.com>
7736 Zdenek Dvorak <dvorakz@suse.cz>
7738 * tree-dump.c (dump_switch_p_1): Require exact match of the option
7741 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
7743 * passes.c (next_pass_1): Clear the next field of the copied
7746 2007-02-14 Richard Henderson <rth@redhat.com>
7748 * tree-sra.c (early_sra): New.
7749 (decl_can_be_decomposed_p): Deny va_list if early_sra.
7750 (tree_sra_early, pass_sra_early): New.
7751 * tree-pass.h (pass_sra_early): Declare.
7752 * passes.c (init_optimization_passes): Use it.
7754 2007-02-14 Richard Guenther <rguenther@suse.de>
7756 * flags.h (issue_strict_overflow_warning): Convert to a macro.
7758 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
7760 PR tree-optimization/30771
7761 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
7763 (vect_analyze_operations): Induction phis can now be marked as
7765 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
7766 Update documentation accordingly.
7768 2007-02-14 Nick Clifton <nickc@redhat.com>
7770 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
7771 most 3 arguments are supported.
7772 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
7774 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
7776 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
7777 Ensure dst->current is valid.
7779 2007-02-13 Paul Brook <paul@codesourcery.com>
7781 * config.gcc: Add arm*-*-uclinux-*eabi.
7782 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7783 (SUBTARGET_EXTRA_LINK_SPEC): Define.
7784 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
7785 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
7786 (LINK_SPEC): Define.
7788 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
7790 * config/arm/uclinux-eabi.h: New file.
7791 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
7792 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
7795 2007-02-13 Ian Lance Taylor <iant@google.com>
7797 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
7798 * flags.h (warn_strict_overflow): Declare.
7799 (enum warn_strict_overflow_code): Define.
7800 (issue_strict_overflow_warning): New static inline function.
7801 * opts.c (warn_strict_overflow): New variable.
7802 (common_handle_option): Handle OPT_Wstrict_overflow and
7803 OPT_Wstrict_overflow_.
7804 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
7806 * fold-const.c: Include intl.h.
7807 (fold_deferring_overflow_warnings): New static variable.
7808 (fold_deferred_overflow_warning): New static variable.
7809 (fold_deferred_overflow_code): New static variable.
7810 (fold_defer_overflow_warnings): New function.
7811 (fold_undefer_overflow_warnings): New function.
7812 (fold_undefer_and_ignore_overflow_warnings): New function.
7813 (fold_deferring_overflow_warnings_p): New function.
7814 (fold_overflow_warning): New static function.
7815 (make_range): Add strict_overflow_p parameter. Change all
7817 (extract_muldiv, extract_muldiv_1): Likewise.
7818 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
7819 tree_expr_nonnegative_p.
7820 (fold_negate_expr): Call fold_overflow_warning.
7821 (fold_range_test): Likewise.
7822 (fold_comparison): Likewise.
7823 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
7824 instead of tree_expr_nonnegative_p.
7825 (tree_expr_nonnegative_warnv_p): Rename from
7826 tree_expr_nonnegative_p, add strict_overflow_p parameter.
7827 (tree_expr_nonnegative_p): New function.
7828 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
7829 strict_overflow_p parameter.
7830 (tree_expr_nonzero_p): New function.
7831 * passes.c (verify_interpass_invariants): New static function.
7832 (execute_one_pass): Call it.
7833 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
7835 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
7836 (estimate_numbers_of_iterations): Likewise.
7837 (scev_probably_wraps_p): Likewise.
7838 * tree-ssa-ccp.c: Include "toplev.h".
7839 (evaluate_stmt): Defer fold overflow warnings until we know we are
7841 (struct fold_stmt_r_data): Add stmt field.
7842 (fold_stmt_r): Defer fold overflow warnings until we know we
7844 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
7845 (fold_stmt_inplace): Likewise.
7846 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
7847 (cleanup_control_expr_graph): Defer fold overflow warnings until
7848 we know we are going to optimize.
7849 * tree-cfg.c (fold_cond_expr_cond): Likewise.
7850 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
7852 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7853 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
7854 * tree-ssa-loop-manip.c (create_iv): Likewise.
7855 * c-typeck.c (build_conditional_expr): Likewise.
7856 (build_binary_op): Likewise.
7857 * tree-vrp.c (vrp_expr_computes_nonzero): Call
7858 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
7859 (extract_range_from_unary_expr): Likewise.
7860 * simplify-rtx.c (simplify_const_relational_operation): Warn when
7861 assuming that signed overflow does not occur.
7862 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
7863 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
7864 (fold_defer_overflow_warnings): Declare.
7865 (fold_undefer_overflow_warnings): Declare.
7866 (fold_undefer_and_ignore_overflow_warnings): Declare.
7867 (fold_deferring_overflow_warnings_p): Declare.
7868 (tree_expr_nonzero_warnv_p): Declare.
7869 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
7871 (Warning Options): Document -Wstrict-overflow.
7872 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
7873 (tree-ssa-ccp.o): Likewise.
7874 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
7875 (fold-const.o): Depend on intl.h.
7877 2007-02-13 Ian Lance Taylor <iant@google.com>
7880 * lower-subreg.c (resolve_simple_move): Decompose subregs in
7883 2007-02-13 Stuart Hastings <stuart@apple.com>
7885 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
7887 2007-02-13 Richard Henderson <rth@redhat.com>
7889 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
7890 handled_component_p before looking for the indirect_ref.
7892 2007-02-13 Richard Henderson <rth@redhat.com>
7894 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
7895 remove flags clobber.
7896 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
7897 (bswaphi_lowpart): New.
7898 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
7899 remove TARGET_BSWAP test. Delete expander of the same name.
7901 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
7902 (expand_unop): Use them.
7904 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
7906 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
7907 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
7908 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
7909 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
7910 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
7911 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
7912 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
7913 assembler dialect choice from asm templates.
7915 2007-02-12 Richard Henderson <rth@redhat.com>
7917 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
7918 (fixuns_trunc<SSEMODEF>si2): Use it.
7919 * config/i386/sse.md (vec_setv4sf_0): Export.
7920 * config/i386/i386.c (ix86_build_const_vector): Export.
7921 (ix86_split_convert_uns_si_sse): Rename from
7922 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
7923 * config/i386/i386-protos.h: Update.
7925 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7928 * c-typeck.c (c_finish_return): Improve warning message.
7930 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7932 * alias.c (find_symbolic_term): Delete unused function.
7934 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
7936 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
7937 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
7938 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
7940 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7942 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7943 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
7944 the function, temporarily point the debug interface to the null one.
7946 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7948 * dwarf2out.c (round_up_to_align): New static function.
7949 (field_byte_offset): Use it to round the offset.
7951 2007-02-12 Richard Henderson <rth@redhat.com>
7953 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
7954 (inswl_const): Export.
7956 2007-02-12 Richard Henderson <rth@redhat.com>
7958 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
7959 result mode of the libcall, convert back to outmode.
7961 2007-02-12 Roger Sayle <roger@eyesopen.com>
7963 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
7964 (bswapdi2): New define_expand to implement 32-bit implementation.
7966 2007-02-12 Nick Clifton <nickc@redhat.com>
7968 * doc/invoke.texi (Overall Options): Document --help=.
7969 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
7970 (cc1_options): Pass --help= on to cc1.
7971 (display_help): Add description of --help=.
7972 (process_command): Add code to handle --help=. Allow translated
7973 --help and --target-help switches to be passed on to compiler
7975 (main): Remove unused if statement.
7976 * opts.c (columns): Remove.
7977 (LEFT_COLUMN): Define.
7978 (wrap_help): Add columns argument.
7979 (print_filtered_help): Change parameters to be an include bitmask,
7980 an exclude bitmask, an any bitmask and the column width. Move the
7981 code to display the params list here. Add code to display the
7982 status of options rather than their descriptions if the quiet flag
7984 (print_specific_help): Change parameters to be an include bitmask,
7985 an exclude bitmask and an any bitmask. Move code to look up the
7986 column width here. Decide upon the title for an options listing.
7987 (common_handle_options): Add code to handle --help=. Adapt code
7988 for --help and --target-help to use the revised form of the
7989 print_specific_help function.
7990 (print_help): Delete.
7991 (print_param_help): Delete.
7992 (print_switch): Delete.
7993 * opts.h (cl_lang_count): Add prototype.
7994 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
7995 CL_MAX_OPTION_CLASS): New defines.
7996 * optc-gen.awk: Add construction of cl_lang_count.
7997 * c.opt: Add Warning attribute to warning options and Optimization
7998 attribute to optimization options.
7999 * common.opt: Likewise.
8001 Add -fhelp and -ftarget-help as aliases for the transformed --help
8002 and --target-help options.
8003 * opt-functions.awk: Add code to handle Warning and Optimization
8006 2007-02-12 Richard Henderson <rth@redhat.com>
8008 * config/alpha/constraints.md: New file.
8009 * config/alpha/alpha.c: Include tm-constrs.h.
8010 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
8011 alpha_extra_constraint): Remove.
8012 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
8013 * config/alpha/alpha-protos.h: Update.
8014 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
8015 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
8016 (EXTRA_CONSTRAINT): Remove.
8017 * config/alpha/alpha.md: Include constraints.md.
8018 (adddi splitter): Use satisfies_constraint_*.
8019 * config/alpha/predicates.md (add_operand): Likewise.
8020 (sext_add_operand, addition_operation): Likewise.
8022 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
8024 PR tree-optimization/29145
8025 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
8026 in our handling of restrict qualified pointers.
8028 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8031 * doc/invoke.texi (Wunused-value): Update description.
8032 (Wextra): Delete item.
8033 * opts.c (set_Wextra): Don't use the value of Wextra to set the
8034 value of Wunused-value.
8035 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
8036 (c_finish_stmt_expr): Don't check extra_warnings.
8037 (emit_side_effect_warnings): The caller is responsible to check
8040 2007-02-11 Roger Sayle <roger@eyesopen.com>
8041 Matt Thomas <matt@3am-software.com>
8043 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
8045 2007-02-11 Roger Sayle <roger@eyesopen.com>
8047 * simplify-rtx.c (simplify_relational_operation_1): Optimize
8048 comparisons of POPCOUNT against zero.
8049 (simplify_const_relational_operation): Likewise.
8051 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8053 * doc/invoke.texi (Wextra): Delete outdated paragraph.
8055 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8057 * dwarf2out.c (root_type): Delete unused function.
8059 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8061 * genattrtab.c (contained_in_p): Delete unused function.
8062 (write_expr_attr_cache): Likewise.
8064 2007-02-11 Jan Hubicka <jh@suse.cz>
8066 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
8069 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
8071 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
8072 to add the REG_EQ* note.
8073 * see.c (see_merge_one_use_extension): Likewise.
8074 * local-alloc.c (update_equiv_regs): Likewise. Also don't
8075 turn REG_EQUAL notes into REG_EQUIV notes if the target
8076 register may have more than one set.
8077 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
8078 * gcse.c (try_replace_reg): Likewise.
8079 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
8080 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8081 more than one REG_EQUIV note.
8082 * reload1.c (gen_reload): Use set_unique_reg_note.
8084 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8086 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8087 (ix86_builtin_conversion): New function.
8089 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8092 * tree.h (DECL_REPLACEABLE_P): New macro.
8093 * except.c (set_nothrow_function_flags): Likewise.
8095 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8096 Ira Rosen <irar@il.ibm.com>
8097 Dorit Nuzman <dorit@il.ibm.com>
8099 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8100 * targhooks.c (default_builtin_vectorized_conversion): New.
8101 * targhooks.h (default_builtin_vectorized_function): New declaration.
8102 * target.h (struct vectorize): Add builtin_conversion field.
8103 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8104 stmt_vec_info_type value.
8105 (vectorizable_conversion): New declaration.
8106 * tree-vect-analyze.c (vect_analyze_operations): Add
8107 vectorizable_conversion call.
8108 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8109 * tree-vect-transform.c (vectorizable_conversion): New function.
8110 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8111 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8113 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8114 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8115 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8116 or ALTIVEC_BUILTIN_VCFSX.
8118 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8121 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8122 CONST_DOUBLE and operand 0 is a hard register.
8123 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8124 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8125 is a hard floating-point register.
8127 2007-02-10 Richard Henderson <rth@redhat.com>
8128 Jakub Jelinek <jakub@redhat.com>
8129 Alexandre Oliva <aoliva@redhat.com>
8131 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8132 * builtin-types.def (BT_WORD): Make unsigned.
8133 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8134 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8135 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8136 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8137 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8138 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8140 * expr.c (emutls_var_address): New.
8141 (expand_expr_real_1): Expand emulated tls.
8142 (expand_expr_addr_expr_1): Likewise.
8143 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8144 * output.h (emutls_finish): Declare.
8145 * toplev.c (compile_file): Call it.
8146 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8147 address before wrapping in CONST.
8148 * varasm.c (emutls_htab, emutls_object_type): New.
8149 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8150 (get_emutls_object_name, get_emutls_object_type): New.
8151 (get_emutls_init_templ_addr, emutls_decl): New.
8152 (emutls_common_1, emutls_finish): New.
8153 (assemble_variable): When emulating tls, swap decls; generate
8154 constructor for the emutls objects.
8155 (do_assemble_alias): When emulating tls, swap decl and target name.
8156 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8158 * varpool.c (decide_is_variable_needed): Look at force_output.
8159 Recurse for emulated tls.
8160 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8161 with decide_is_variable_needed.
8162 * emutls.c: New file.
8163 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8164 tls_object for real tls.
8166 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8168 PR rtl-optimization/29599
8169 * reload1.c (eliminate_regs_in_insn): Take the destination
8170 mode into account when computing the offset.
8172 2007-02-09 Stuart Hastings <stuart@apple.com>
8173 Richard Henderson <rth@redhat.com>
8175 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8176 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8177 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8178 fixuns_truncdfhi2): New.
8179 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8180 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8181 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8182 (floatunssidf2): Allow nonimmediate source.
8183 * config/i386/sse.md (movdi_to_sse): New.
8184 (vec_concatv2di): Drop '*'.
8185 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8186 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8187 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8189 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8190 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8191 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8192 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8193 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8194 ix86_build_const_vector.
8195 (x86_emit_floatuns): Rewrite.
8197 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8199 * genautomata.c (longest_path_length): Delete unused function.
8200 (struct state): Delete unused longest_path_length.
8201 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8202 (get_free_state): Delete unused.
8204 2007-02-09 Jan Hubicka <jh@suse.cz>
8206 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8207 * doc/invoke.texi (inline-unit-growth): Update default value.
8209 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8210 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8211 (rebuild_cgraph_edges): Likewise.
8212 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8213 (dump_cgraph_node): Dump frequencies.
8214 (cgraph_clone_edge): Add frequency scales.
8215 (cgraph_clone_node): Add freuqnecy.
8216 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8217 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8218 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8219 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8220 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8221 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8222 (save_inline_function_body): Likewise.
8223 * ipa-inline.c: inluce rtl.h
8224 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8225 (cgraph_edge_badness): Use frequencies.
8226 (cgraph_decide_recursive_inlining): Update clonning.
8227 (cgraph_decide_inlining_of_small_function): Dump frequency.
8228 * predict.c (estimate_bb_frequencies): Export.
8229 * predict.h (estimate_bb_frequencies): Declare.
8230 * tree-inline.c (copy_bb): Watch overflows.
8231 (expand_call_inline): Update call of cgraph_create_edge.
8232 (optimize_inline_calls): Use TODO flags to update frequnecies.
8233 * passes.h: Include predict.h
8234 (init_optimization_passes): Move profile ahead.
8235 (execute_function_todo): Handle TODO_rebuild_frequencies.
8237 2007-02-09 Roger Sayle <roger@eyesopen.com>
8239 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8240 the insbl or inswl pattern into a register.
8242 2007-02-09 Roger Sayle <roger@eyesopen.com>
8244 * config/ia64/ia64.md (bswapdi2): New define_insn.
8246 2007-02-09 Richard Henderson <rth@redhat.com>
8248 * config/i386/constraints.md (Ym): New constraint.
8249 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8250 (movdi_1_rex64): Split sse and xmm general register moves from
8251 memory move alternatives. Use conditional register constraints.
8252 (movsf_1, movdf_integer): Likewise.
8253 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8254 (movdf_integer_rex64): New.
8255 (pushsf_rex64): Fix output constraints.
8256 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8257 (sse2_stored): Likewise.
8258 (sse2_storeq_rex64): New.
8259 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8260 amd and not generic.
8261 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8262 for optimize_size. Remove SF/DFmode hack.
8264 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8266 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8269 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8270 Richard Sandiford <richard@codesourcery.com>
8272 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8273 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8274 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8275 m68k/t-mlib to tmake_file.
8276 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8277 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8278 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8279 Allow it to be cf or m68k. Set m68k_arch_family. If that
8280 variable is not empty, add t-$m68k_arch_family to tmake_file.
8281 Add t-mlibs to tmake_file.
8282 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8283 * config/m68k/t-cf: New file.
8284 * config/m68k/t-m68k: Likewise.
8285 * config/m68k/t-mlibs: Likewise.
8286 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8287 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8288 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8289 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8290 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8292 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8293 (INSTALL_LIBGCC): Delete.
8294 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8295 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8296 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8297 (M68K_MLIB_CPU): Define.
8298 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8299 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8300 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8302 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8303 Richard Guenther <rguenther@suse.de>
8306 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8307 against INT_MIN/INT_MAX.
8308 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8309 file if a loop is removed.
8311 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8313 * calls.c (store_one_arg): Pass correct alignment to
8314 emit_push_insn for non-BLKmode values.
8315 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8316 unaligned stack slot via a suitably aligned slot.
8318 2007-02-08 DJ Delorie <dj@redhat.com>
8320 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8322 (legal_subregs): Use unsigned char, make const.
8323 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8325 2007-02-08 Paul Brook <paul@codesourcery.com>
8327 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8328 special interworking needed.
8330 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8332 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8333 conditional to __SSE2__.
8334 (Entries below should have been added to first ChangeLog
8335 entry for amdfam10 dated 2007-02-05)
8336 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8338 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8340 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8343 2007-02-08 DJ Delorie <dj@redhat.com>
8345 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8346 * config/m32c/m32c.c (legal_subregs): New.
8347 (m32c_illegal_subreg_p): New.
8348 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8349 unsupported subregs of hard regs.
8351 2007-02-08 Jan Hubicka <jh@suse.cz>
8353 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8354 the same one; always update histograms.
8356 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8358 * passes.c (init_optimization_passes): Tidy comment.
8360 2007-02-08 Roger Sayle <roger@eyesopen.com>
8362 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
8363 strip zero_extend, bswap and rotates from POCOUNT's argument.
8364 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
8365 zero_extend and rotates from PARITY's argument.
8366 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
8367 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
8368 of an integer constant at compile-time.
8370 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8373 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
8375 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
8378 * tree-ssa-live.c (remove_unused_locals): Do not remove
8379 TREE_ADDRESSABLE variables.
8380 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
8381 * tree-ssa-operands.c (add_virtual_operand): Remove argument
8382 FOR_CLOBBER. Update all users.
8383 If VAR has an associated alias set, add a virtual operand for
8384 it if no alias is found to conflict with the memory reference.
8386 2007-02-07 Jan Hubicka <jh@suse.cz>
8387 Robert Kidd <rkidd@crhc.uiuc.edu>
8389 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
8391 2007-02-07 Ian Lance Taylor <iant@google.com>
8393 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
8395 2007-02-07 Roger Sayle <roger@eyesopen.com>
8397 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
8398 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
8399 tablejumpdi, movsi_to_cr_one): Remove constraints from
8400 define_expand's match_operands.
8402 2007-02-07 Roger Sayle <roger@eyesopen.com>
8404 * global.c (compute_regsets): Move declatation of "i" inside of
8405 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
8407 2007-02-07 Jakub Jelinek <jakub@redhat.com>
8410 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
8411 of INDIRECT_REF <RESULT_DECL>.
8413 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
8415 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
8416 Kaz Kojima <kkojima@gcc.gnu.org>
8419 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
8421 (sh_initialize_trampoline): Add parentheses to avoid a warning.
8423 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8425 * doc/loop.texi: Document possibility not to perform disambiguation
8426 of loops with multiple latches.
8427 * cfgloopmanip.c (alp_enum_p): Removed.
8428 (add_loop): Handle subloops. Use get_loop_body_with_size.
8429 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
8430 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
8431 the new forwarder block.
8432 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
8433 Handle the case latch is NULL.
8434 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
8435 when marking loop exits.
8436 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
8438 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
8439 disambiguate_loops_with_multiple_latches.
8440 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
8441 before fix_loop_structure.
8442 * cfgloop.c: Include pointer-set.h and output.h.
8443 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
8444 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
8445 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
8446 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
8447 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
8448 disambiguate_multiple_latches, get_loop_body_with_size,
8449 disambiguate_loops_with_multiple_latches): New functions.
8450 (flow_loop_dump): Dump multiple latch edges.
8451 (flow_loop_nodes_find): Handle loops with multiple latches.
8452 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
8453 (glb_enum_p): Modified.
8454 (get_loop_body): Use get_loop_body_with_size.
8455 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
8456 (AVOID_CFG_MODIFICATIONS): New constant.
8457 (disambiguate_loops_with_multiple_latches, add_loop,
8458 get_loop_body_with_size): Declare.
8459 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
8461 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
8464 * global.c (compute_regsets): New function.
8465 (global_alloc): Refactored ELIMINABLE_REGSET
8466 and NO_GLOBAL_ALLOC_REGS computation out.
8467 (rest_of_handle_global_alloc): Call compute_regsets()
8468 for non-optimizing case.
8470 2007-02-06 Richard Henderson <rth@redhat.com>
8472 * config/i386/constraints.md (Y2): Rename from Y.
8473 (Yi): New constraint.
8474 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
8475 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
8476 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
8477 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
8478 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
8479 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
8480 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
8481 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
8482 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
8483 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
8484 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
8485 vec_extractv2si_1): Change Y constraints to Y2.
8486 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
8487 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
8488 Change Y constraints to Y2.
8489 (sse2_loadld): Change Y constraints to x.
8491 2007-02-06 Roger Sayle <roger@eyesopen.com>
8493 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
8494 (parity<mode>2): New define_expand using rs6000_emit_parity.
8495 * config/rs6000/rs6000.c (rs6000_emit_popcount,
8496 rs6000_emit_parity): New functions.
8497 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
8498 rs6000_emit_parity): Prototype here.
8500 2007-02-06 Ian Lance Taylor <iant@google.com>
8502 * lower-subreg.c (simple_move_operand): Reject CONST.
8503 (resolve_clobber): Call validate_change rather than directly
8504 assigning to XEXP (pat, 0).
8506 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8508 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
8509 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
8510 (tree-cfg.o): Remove hashtab.h dependency.
8512 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
8513 (struct ivopts_data): Change niters to pointer_map_t.
8514 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
8515 (niter_for_exit): Create pointer_map on demand. Change for
8517 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
8518 (free_loop_data): Destroy data->niters if created and reset field.
8519 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
8520 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
8522 * tree-ssa-reassoc.c: Include pointer-set.h.
8523 (bb_rank): Change to long *.
8524 (operand_rank): Change to pointer_map_t.
8525 (find_operand_rank): Return long, -1 if not found. Declare as inline.
8526 (insert_operand_rank): Accept long.
8527 (operand_entry_hash, operand_entry_eq): Remove.
8528 (get_rank): Return long. Adjust for changes above.
8529 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
8531 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
8533 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
8534 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
8535 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
8537 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
8538 directly since it cannot be NULL.
8539 (get_vi_for_tree): Rewrite for pointer_map API.
8540 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
8541 (init_alias_vars): Create vi_for_tree as pointer_map.
8542 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
8544 * tree-cfg.c: Don't include hashtab.h.
8545 (edge_to_cases): Declare as pointer_map.
8546 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
8548 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
8549 (start_recording_case_labels): Create edge_to_cases as pointer_map.
8550 (end_recoding_case_labels): Cleanup edge_to_cases manually before
8552 (record_switch_edge): Delete.
8553 (get_cases_for_edge): Adjust for pointer_map API, inline
8554 record_switch_edge (rewritten for new API), remove goto.
8556 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8558 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
8559 * tree-nested.c: Include pointer-set.h.
8560 (var_map_elt, var_map_eq, var_map_hash): Delete.
8561 (struct nesting_info): Remove GTY marker. Change the two htab_t's
8563 (nesting_info_bitmap_obstack): New.
8564 (lookup_field_for_decl): Adjust for pointer_map API.
8565 (lookup_tramp_for_decl): Adjust for pointer_map API.
8566 (get_nonlocal_debug_decl): Adjust for pointer_map API.
8567 (get_local_debug_decl): Adjust for pointer_map API.
8568 (convert_nl_goto_reference): Adjust for pointer_map API.
8569 (convert_nl_goto_receiver): Adjust for pointer_map API.
8570 (create_nesting_tree): Create outside GGC space. Create bitmap on
8571 the new obstack. Create field_map and var_map as pointer_maps.
8572 (free_nesting_tree): Adjust for changes to create_nesting_tree.
8574 (lower_nested_functions): Move root here, no need to NULL it.
8575 Initialize and release the obstack.
8577 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
8579 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
8580 Remove prototypes and make them non-static.
8581 (struct tree_int_map): Remove.
8582 * tree.h (struct tree_int_map): Move here, turning TO into an
8584 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
8586 * tree.h (TREE_COMPLEXITY): Remove.
8587 (struct tree_exp): Remove complexity field.
8588 * tree.c (build1_stat): Don't set it.
8590 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
8591 Victor Kaplansky <victork@il.ibm.com>
8593 * tree-vectorizer.c (vect_is_simple_use): Support induction.
8594 (vect_is_simple_reduction): Support reduction with induction as
8595 one of the operands.
8596 (vect_is_simple_iv_evolution): Fix formatting.
8597 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
8598 formatting. Don't mark induction phis for vectorization.
8599 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
8600 * tree-vect-transform.c (get_initial_def_for_induction): New function.
8601 (vect_get_vec_def_for_operand): Support induction.
8602 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
8604 (vectorizable_reduction): Support reduction with induction as one of
8606 (vectorizable_type_demotion): Use def-type of stmt argument rather
8607 than dummy def-type.
8609 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
8610 flag_tree_scev_cprop.
8611 * common.opt (tree-scev-cprop): New flag.
8613 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
8614 call to vect_get_new_vect_var.
8616 2007-02-06 Ira Rosen <irar@il.ibm.com>
8618 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
8619 vectype is not NULL.
8620 (vect_pattern_recog_1): Likewise.
8622 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8624 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
8625 (fold_negate_expr): Likewise.
8627 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
8630 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
8631 even if cv-qualification is the same.
8633 2007-02-05 Geoffrey Keating <geoffk@apple.com>
8635 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
8636 __enable_execute_stack on completion.
8638 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8640 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
8641 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
8642 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
8643 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
8644 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
8645 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
8646 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
8647 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
8649 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8651 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
8652 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
8653 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
8654 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
8655 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
8656 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
8657 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
8658 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
8659 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
8660 umuldi3_highpart_rex64, umulsi3_highpart_insn,
8661 umulsi3_highpart_zext, smuldi3_highpart_rex64,
8662 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
8663 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
8664 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
8665 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
8666 sqrtextenddfxf2_i387): Added amdfam10_decode.
8668 * config/i386/athlon.md (athlon_idirect_amdfam10,
8669 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
8670 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
8671 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
8672 athlon_ivector_store_amdfam10): New define_insn_reservation.
8673 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
8676 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8678 * config/i386/athlon.md (athlon_call_amdfam10,
8679 athlon_pop_amdfam10, athlon_lea_amdfam10): New
8680 define_insn_reservation.
8681 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
8682 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
8683 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
8685 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8687 * config/i386/athlon.md (athlon_sseld_amdfam10,
8688 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
8689 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
8691 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8693 * config/i386/athlon.md (athlon_sseins_amdfam10): New
8694 define_insn_reservation.
8695 * config/i386/i386.md (sseins): Added sseins to define_attr type
8696 and define_attr unit.
8697 * config/i386/sse.md: Set type attribute to sseins for insertq
8700 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8702 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
8703 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
8704 ssecomi_load_amdfam10, ssecomi_amdfam10,
8705 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
8706 define_insn_reservation.
8707 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
8709 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8711 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
8712 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
8713 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
8714 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
8715 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
8716 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
8717 define_insn_reservation.
8719 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
8720 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
8721 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
8722 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
8723 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
8725 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8727 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
8728 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
8729 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
8730 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
8731 athlon_ssemul_load_k8): Added amdfam10.
8733 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8735 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
8736 (x86_sse_unaligned_move_optimal): New variable.
8738 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
8740 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
8741 for unaligned vector SSE double/single precision loads for AMDFAM10.
8743 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8745 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
8746 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
8747 Define TARGET_CPU_DEFAULT_amdfam10.
8748 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
8749 (processor_type): Add PROCESSOR_AMDFAM10.
8751 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
8752 processor_type in config/i386/i386.h.
8753 Enable imul peepholes for TARGET_AMDFAM10.
8755 * config.gcc: Add support for --with-cpu option for amdfam10.
8757 * config/i386/i386.c (amdfam10_cost): New variable.
8758 (m_AMDFAM10): New macro.
8759 (m_ATHLON_K8_AMDFAM10): New macro.
8760 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
8761 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
8762 x86_promote_QImode, x86_integer_DFmode_moves,
8763 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8764 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
8765 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
8766 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
8767 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
8768 Enable/disable for amdfam10.
8769 (override_options): Add amdfam10_cost to processor_target_table.
8770 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
8771 processor_alias_table.
8772 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
8773 (ix86_adjust_cost): Add code for amdfam10.
8775 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8777 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
8778 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
8779 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
8780 * config/i386/i386.h: Add builtin definition for SSE4A.
8781 * config/i386/i386.md: Add support for ABM instructions
8783 * config/i386/sse.md: Add support for SSE4A instructions
8784 (movntss, movntsd, extrq, insertq).
8785 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
8786 Add -march=amdfam10 flag.
8787 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
8788 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
8790 * doc/extend.texi: Add documentation for SSE4A builtins.
8792 2007-02-05 Bob Wilson <bob.wilson@acm.org>
8794 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
8796 2007-02-05 Richard Guenther <rguenther@suse.de>
8798 * tree-vectorizer.h (vectorizable_function): Add argument type
8799 argument, change return type.
8800 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
8801 * tree-vect-transform.c (vectorizable_function): Handle extra
8802 argument, return vectorized function decl.
8803 (build_vectorized_function_call): Remove.
8804 (vectorizable_call): Handle calls with result and argument types
8805 differing. Handle loop vectorization factor correctly.
8806 * targhooks.c (default_builtin_vectorized_function): Adjust for
8808 * targhooks.h (default_builtin_vectorized_function): Likewise.
8809 * target.h (builtin_vectorized_function): Add argument type
8811 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
8812 extra argument, allow vectorizing of lrintf.
8813 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
8814 documentation of target hook.
8816 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
8819 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
8820 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
8821 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
8823 2007-02-05 Roger Sayle <roger@eyesopen.com>
8825 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
8826 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
8827 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
8828 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
8829 before canonicalizing sincos to cexpi.
8830 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
8832 2007-02-05 Roger Sayle <roger@eyesopen.com>
8834 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
8835 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
8836 (alpha_init_builtins): Use alpha_add_builtins to process tables.
8838 2007-02-05 Roger Sayle <roger@eyesopen.com>
8840 * mips-tfile.c (initialize_init_file): Correct endianness test.
8842 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
8844 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
8847 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8849 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
8850 saves in a PARALLEL before the register assignments.
8852 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8854 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
8855 DWARF_FRAME_RETURN_COLUMN to be a general register.
8856 * dwarf2out.c (init_return_column_size): New function, split from...
8857 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
8858 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
8859 to be nongeneral registers.
8860 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
8862 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
8863 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
8865 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8867 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
8869 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8871 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
8872 (remove_path): Use can_remove_branch_p and remove_branch instead
8873 of loop_delete_branch_edge.
8874 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
8875 (tree_transform_and_unroll_loop): Remove dead branches immediately.
8876 Update profile using scale_dominated_blocks_in_loop.
8877 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
8878 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
8879 (can_remove_branch_p, remove_branch): Declare.
8880 * tree-cfg.c (tree_can_remove_branch_p): New function.
8881 (tree_cfg_hooks): Add tree_can_remove_branch_p.
8882 * cfgrtl.c (rtl_can_remove_branch_p): New function.
8883 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
8885 2007-02-05 Jan Hubicka <jh@suse.cz>
8888 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
8889 nodes in cgraph, don't remove offline copy of the function.
8891 2007-02-04 Jan Hubicka <jh@suse.cz>
8893 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
8894 vectors might cause maybe_lookup_element_for_expr to be called
8895 on non-sra-candidate.
8897 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8899 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
8900 config/bfin/bfin.md, config/bfin/predicates.md: Follow
8901 spelling conventions.
8903 2007-02-04 Richard Guenther <rguenther@suse.de>
8906 * fold-const.c (try_move_mult_to_index): Make sure to not
8907 overflow one dimension of a multi-dimensional array access.
8909 2007-02-04 Jan Hubicka <jh@suse.cz>
8911 * passes.c (init_optimization_passes): Reindent.
8913 2007-02-04 Jan Hubicka <jh@suse.cz>
8914 Eric Botcazou <ebotcazou@adacore.com>
8916 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
8917 (execute_fixup_cfg): Break out the abnormal goto code.
8918 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
8919 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
8920 (optimize_inline_calls): Call make_nonlocal_label_edges.
8922 2007-02-04 Jan Hubicka <jh@suse.cz>
8924 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
8925 true when something was changed.
8926 (rename_ssa_copies): When something was changed, do
8927 TODO_remove_unused_locals.
8928 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8929 add TODO_remove_unused_locals when instruction was removed.
8931 2007-02-04 Jan Hubicka <jh@suse.cz>
8933 * ipa-inline.c (try_inline): Improve debug output; work on already
8935 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
8936 call try_inline for already inlined edges too when flattening;
8937 inline also functions that make callee growth but overall unit size
8940 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8942 * config/m32c/bitops.md, config/m32c/jump.md,
8943 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
8944 config/m32r/m32r.h, config/m32r/m32r.md,
8945 config/m32r/predicates.md, config/m68hc11/larith.asm,
8946 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
8947 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
8948 config/mips/mips-protos.h, config/mips/mips.c,
8949 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
8950 config/mn10300/mn10300.h, config/mn10300/predicates.md,
8951 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
8952 spelling conventions.
8954 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
8955 Follow spelling conventions.
8957 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
8959 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
8960 warn about C++0x compatibility.
8962 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8964 * config/h8300/h8300.c, config/h8300/h8300.h,
8965 config/h8300/h8300.md: Follow spelling conventions.
8967 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
8970 * combine.c (try_combine): Do not substitute source operand
8971 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
8973 2007-02-03 Jan Hubicka <jh@suse.cz>
8975 PR gcov-profile/30650
8976 * value-prof.c (stringop_block_profile): Fix handling of size counter;
8977 do not divide by zero for never executed counters.
8978 (tree_find_values_to_profile): Fix counters.
8979 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
8981 2007-02-03 Ian Lance Taylor <iant@google.com>
8983 * lower-subreg.c (simple_move_operand): New static function,
8984 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
8986 (simple_move): Call simple_move_operand.
8987 (find_decomposable_subregs): Add special handling of MEMs.
8988 (can_decompose_p): Rename from cannot_decompose_p. Reverse
8989 meaning of return value. If we see a hard register, test whether
8990 it can store a word_mode value. Change all callers.
8992 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8994 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
8995 ftrapv insns and expanders.
8996 (subdi3): Change define_expand operand 1 to arith11_operand, and
8997 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
8998 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
8999 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
9003 * varasm.c (notice_global_symbol): Treat global objects as weak when
9006 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9008 * emit-rtl.c (dconstpi): Delete.
9010 (init_emit_once): Delete dconstpi and init dconstsqrt2.
9011 * real.h (dconstpi): Delete.
9013 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
9014 (fold_builtin_hypot): Likewise.
9016 2007-02-03 Tom Tromey <tromey@redhat.com>
9019 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
9020 -gcoff3, -gxcoff3, -gvms3 implies -dD.
9022 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
9024 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
9025 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
9026 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
9027 config/rs6000/cell.md, config/rs6000/darwin.h,
9028 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
9029 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
9030 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
9031 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
9032 typos. Follow spelling conventions.
9033 * doc/invoke.texi: Follow spelling conventions.
9035 2007-02-03 Roger Sayle <roger@eyesopen.com>
9037 * simplify-rtx.c (simplify_relational_operation_1): Implement some
9038 canonicalization transformations that attempt to simplify integer
9039 constant comparisons to become comparisons against zero.
9041 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9043 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
9045 * fold-const.c (fold_binary): Fix comment typos. Fold complex
9046 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
9048 2007-02-02 Mike Stump <mrs@apple.com>
9050 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
9051 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
9052 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
9053 generate a branch island.
9055 2007-02-02 Bob Wilson <bob.wilson@acm.org>
9057 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
9058 (xtensa_legitimate_address_p): New.
9059 (xtensa_legitimize_address): New.
9060 (xtensa_output_addr_const_extra): New.
9061 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
9063 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
9064 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
9065 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
9066 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
9067 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
9068 (xtensa_legitimize_address): New.
9069 (xtensa_output_addr_const_extra): New.
9071 2007-02-02 Steve Ellcey <sje@cup.hp.com>
9073 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
9075 2007-02-02 Ian Lance Taylor <iant@google.com>
9077 * expmed.c (expand_divmod): Add comment.
9079 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9081 * emit-rtl.c (renumber_insns): Remove.
9082 * flags.h: Remove the extern for flag_renumber_insns.
9083 * rtl.h: Remove the prototype for renumber_insns.
9084 * toplev.c (flag_renumber_insns): Remove.
9086 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9088 Revert for x86 darwin:
9089 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9091 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9092 code before the following patch under TARGET_MACHO.
9093 (ix86_function_value_regno_p): Likewise.
9095 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9097 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9100 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9103 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9104 general or fp registers. Add comments.
9105 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9107 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9109 * pointer-set.c (insert_aux): Only return insertion slot.
9110 (pointer_set_insert): Adjust.
9111 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9112 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9113 pointer_map_traverse): New.
9114 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9115 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9116 pointer_map_contains, pointer_map_traverse): Declare.
9118 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9121 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9122 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9124 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9126 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9128 (struct _dep): New type.
9129 (dep_t): New typedef.
9130 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9131 (DEP_STATUS): New access macro. The macro with the same name was
9132 renamed to DEP_LINK_STATUS.
9133 (dep_init): Declare function
9135 (struct _dep_link): New type.
9136 (dep_link_t): New typedef.
9137 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9138 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9139 (DEP_LINK_STATUS): New macro.
9140 (debug_dep_links): New debug function.
9142 (struct _deps_list): New type.
9143 (deps_list_t): New typedef.
9144 (DEPS_LIST_FIRST): New access macro.
9145 (FOR_EACH_DEP_LINK): New cycle macro.
9146 (create_deps_list, free_deps_list, delete_deps_list): Declare
9148 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9149 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9150 (copy_deps_list_change_con): Ditto.
9152 (move_dep_link): Declare function.
9154 (struct _dep_node): New type.
9155 (dep_node_t): New typedef.
9156 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9158 (struct haifa_insn_data.back_deps): New field to hold backward
9159 dependencies of the insn.
9160 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9162 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9163 Change its type to deps_list_t.
9164 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9165 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9166 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9168 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9170 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9172 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9174 (dep_cost): Declare.
9176 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9177 (ds_to_dk, dk_to_ds): New functions.
9179 (init_dep_1): New static function.
9180 (init_dep): New function.
9181 (copy_dep): New static function.
9183 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9185 (detach_dep_link): New static function.
9186 (move_dep_link): New function.
9188 (dep_links_consistent_p, dump_dep_links): New static functions.
9189 (debug_dep_links): New debugging function.
9191 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9193 (alloc_deps_list, init_deps_list): New static functions.
9194 (create_deps_list): New function.
9195 (clear_deps_list): New static function.
9196 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9197 (deps_list_consistent_p, dump_deps_list): New static functions.
9198 (debug_deps_list): New function.
9199 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9201 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9203 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9204 use new scheduler dependencies lists.
9205 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9206 (sched_analyze): Ditto. Initialize dependencies lists.
9207 (add_forw_dep, compute_forward_dependences): Update to use new
9208 scheduler dependencies lists.
9210 (init_dependency_caches): Init deps_obstack.
9211 (free_dependency_caches): Free deps_obstack.
9213 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9214 new scheduler dependencies lists.
9215 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9216 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9218 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9219 Update to use new scheduler dependencies lists.
9220 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9221 (debug_dependencies): Ditto.
9222 (schedule_region): Update comments.
9224 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9225 scheduler dependencies lists.
9226 (schedule_ebb): Update comments.
9228 * rtl.def (DEPS_LIST): Remove.
9230 * lists.c (unused_deps_list): Remove.
9231 (free_list): Update assertions.
9233 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9234 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9236 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9237 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9239 * haifa-sched.c (comments): Update.
9240 (insn_cost1): Remove. Inline the code into insn_cost ().
9241 (insn_cost): Update to use new scheduler dependencies lists. Move
9242 processing of the dependency cost to dep_cost ().
9243 (dep_cost): New function. Use it instead of insn_cost () when
9244 evaluating cost of the dependency. Use compatible interface to
9245 interact with the target.
9246 (priority): Update to use new scheduler dependencies lists.
9247 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9248 with greater number of insns that depend on the insn.
9249 (schedule_insn): Update to use new scheduler dependencies lists. Add
9250 code to free backward dependencies lists. Inline and optimize code
9251 from resolve_dep () - see PR28071.
9252 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9253 lists. Update call to targetm.sched.is_costly_dependence hook.
9255 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9256 scheduler dependencies lists.
9258 (resolve_dep): Remove. Move the logic to schedule_insn ().
9259 (init_h_i_d): Initialize dependencies lists.
9261 (process_insn_depend_be_in_spec): Rename to
9262 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9264 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9265 Update to use new scheduler dependencies lists.
9266 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9268 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9269 new scheduler dependencies lists.
9270 (build_intra_loop_deps): Ditto.
9272 * target.h (struct _dep): Declare to use in
9273 gcc_target.sched.is_costly_dependence.
9274 (struct gcc_target.sched.adjust_cost): Fix typo.
9275 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9276 single dep_t parameter instead of an equivalent triad.
9277 (struct gcc_target.sched.adjust_cost_2): Remove.
9279 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9281 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9283 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9285 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9287 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9288 (REG_DEP_TRUE): Document.
9290 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9291 Change signature to correspond to the targetm.sched.adjust_cost hook.
9292 Update use in TARGET_SCHED_ADJUST_COST_2.
9293 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9294 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9295 new scheduler dependencies lists.
9296 (ia64_gen_check): Ditto.
9298 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9301 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9302 signature to correspond to the targetm.sched.is_costly_dependence hook.
9303 (is_costly_group): Update to use new scheduler dependencies lists.
9305 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9306 instead of INSN_COST () macro.
9308 2007-02-01 Ian Lance Taylor <iant@google.com>
9310 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9312 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9314 * pa.md (tp_load): Correct mfctl instruction syntax.
9316 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9318 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9319 altivec_padding_size calculation on AIX. Improve comment, add
9320 assert to verify that it's right.
9322 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9325 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9328 * global.c (global_alloc): Add mising initialization of
9331 2007-02-01 Roger Sayle <roger@eyesopen.com>
9333 * alias.c (init_alias_analysis): Correct whitespace.
9334 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9335 partition_hot_cold_basic_blocks): Likewise.
9336 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9337 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9338 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9339 fold_builtin_snprintf_chk, fold_builtin_printf,
9340 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9341 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9342 * cfgcleanup.c (cleanup_cfg): Likewise.
9343 * cfgexpand.c (tree_expand_cfg): Likewise.
9344 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9345 * function.c (get_next_funcdef_no): Likewise.
9346 * gengtype.c (main): Likewise.
9347 * genmodes.c (main): Likewise.
9348 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9349 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9350 * ifcvt.c (noce_emit_move_insn): Likewise.
9351 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9353 * stor-layout.c (get_best_mode): Likewise.
9354 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9355 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9356 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9357 perform_var_substitution, solve_graph): Likewise.
9358 * tree-vrp.c (vrp_finalize): Likewise.
9360 2007-02-01 Ian Lance Taylor <iant@google.com>
9362 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
9363 high part of a paradoxical subreg, return a constant zero.
9365 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
9367 * toplev.c (lang_dependent_init): Call init_set_costs.
9368 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
9370 2007-02-01 Richard Guenther <rguenther@suse.de>
9373 * fold-const.c (fold_negate_expr): Allow negating a
9374 constant if overflow does not change.
9376 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9378 * doc/c-tree.texi (Expression trees): Improve markup.
9379 * doc/tm.texi (Register Classes, Addressing Modes)
9380 (Floating Point): Fix spacing after abbreviations. Fix some
9383 2007-02-01 Ben Elliston <bje@au.ibm.com>
9385 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
9386 * doc/contrib.texi: Likewise.
9387 * doc/install.texi: Likewise.
9389 2007-01-31 Richard Henderson <rth@redhat.com>
9390 Ian Lance Taylor <iant@google.com>
9392 * lower-subreg.c: New file.
9393 * rtl.def (CONCATN): Define.
9394 * passes.c (init_optimization_passes): Add pass_lower_subreg and
9396 * emit-rtl.c (update_reg_offset): New static function, broken out
9397 of gen_rtx_REG_offset.
9398 (gen_rtx_REG_offset): Call update_reg_offset.
9399 (gen_reg_rtx_offset): New function.
9400 * regclass.c: Revert patch of 2006-03-05, restoring
9402 (clear_reg_info_regno): New function.
9403 * dwarf2out.c (concatn_loc_descriptor): New static function.
9404 (loc_descriptor): Handle CONCATN.
9405 * common.opt (fsplit_wide_types): New option.
9406 * opts.c (decode_options): Set flag_split_wide_types when
9408 * timevar.def (TV_LOWER_SUBREG): Define.
9409 * rtl.h (gen_reg_rtx_offset): Declare.
9410 (reg_scan_update): Declare.
9411 * regs.h (clear_reg_info_regno): Declare.
9412 * tree-pass.h (pass_lower_subreg): Declare.
9413 (pass_lower_subreg2): Declare.
9414 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
9415 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
9417 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
9418 * Makefile.in (OBJS-common): Add lower-subreg.o.
9419 (lower-subreg.o): New target.
9421 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9423 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
9425 2007-01-31 Anatoly Sokolov <aesok@post.ru>
9428 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
9430 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9433 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
9435 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
9437 * cfgloop.h: Include vec-prim.h.
9438 (enum li_flags): Remove LI_ONLY_OLD.
9439 (loop_iterator): Changed.
9440 (fel_next, fel_init): Iterate over loop tree.
9441 (FOR_EACH_LOOP_BREAK): New macro.
9442 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
9444 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
9445 * modulo-sched.c (sms_schedule): Ditto.
9446 * tree-vectorizer.c (vectorize_loops): Ditto.
9447 * doc/loop.texi: Update information on loop numbering and behavior of
9448 FOR_EACH_LOOP wrto new loops.
9449 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9450 add_to_evolution_1): Test nestedness of loops instead of comparing
9452 * tree-chrec.c (chrec_fold_plus_poly_poly,
9453 chrec_fold_multiply_poly_poly, chrec_evaluate,
9454 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
9455 reset_evolution_in_loop): Ditto.
9456 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
9458 2007-01-31 Dirk Mueller <dmueller@suse.de>
9460 * c-common.c (warn_about_parentheses): Separate warning about
9461 un-parenthized sequence of comparison operators from the one
9462 which is supposed to warn about x <= y <= z.
9464 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
9466 * optabs.h (enum optab_index): Add new OTI_isinf.
9467 (isinf_optab): Define corresponding macro.
9468 * optabs.c (init_optabs): Initialize isinf_optab.
9469 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
9471 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
9472 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
9474 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
9475 expand_builtin_interclass_mathfn.
9476 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
9477 * config/i386/i386.md (UNSPEC_FXAM): New constant.
9478 (fxam<mode>2_i387): New insn pattern.
9479 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
9480 built-in functions as x87 inline asm.
9482 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9484 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
9486 2007-01-30 Eric Christopher <echristo@apple.com>
9488 * config.gcc: Add geode.
9490 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9492 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
9493 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
9494 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
9495 value-prof.c: Fix comment typos.
9497 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9500 * doc/invoke.texi (Wpointer-arith): Document warning.
9502 2007-01-30 Janis Johnson <janis187@us.ibm.com>
9504 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
9505 the list of discrepancies from the draft TR.
9507 2007-01-30 Dirk Mueller <dmueller@suse.de>
9510 * doc/invoke.texi (-Wreturn-type): Update description to
9513 2007-01-30 Richard Sandiford <richard@codesourcery.com>
9515 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
9517 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
9519 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
9520 to handle optabs that operate on floating point input argument and
9521 output to integer output.
9522 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
9523 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
9524 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
9525 expand_builtin_interclass_mathfn ().
9526 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
9528 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
9529 ilogbl built-in functions as x87 intrinsics.
9531 2007-01-30 Richard Guenther <rguenther@suse.de>
9534 * dwarf2out.c (reference_to_unused): Query varpool if the
9535 variable was output.
9537 2007-01-30 Richard Guenther <rguenther@suse.de>
9540 * passes.c (execute_one_pass): Reset in_gimple_form to not
9541 confuse non-unit-at-a-time mode.
9543 2007-01-29 Roger Sayle <roger@eyesopen.com>
9544 Richard Guenther <rguenther@suse.de>
9546 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
9547 avoid undefined behaviour on overflow. Use force_fit_type_double
9548 to construct the constant with the specified TREE_OVERFLOW.
9550 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9552 * config/dfp-bit.c: Add parameterized support for fp exceptions.
9553 * config/dfp-bit.h: Ditto.
9555 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9557 * c-decl.c (pop_scope): Replace warnings with call to
9558 warn_for_unused_label.
9559 * c-common.h (warn_for_unused_label): Declare.
9560 * c-common.c (warn_for_unused_label): Define.
9562 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9564 * tree-optimize.c (update_inlined_to_pointers): Delete unused
9567 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9569 * Makefile.in (USER_H): Remove decfloat.h.
9570 * ginclude/decfloat.h: Delete, moving contents to ...
9571 * ginclude/float.h: Add support for decimal floating point,
9572 guarded by __STDC_WANT_DEC_FP__.
9574 2007-01-29 Mike Stump <mrs@apple.com>
9576 * doc/gccint.texi (Top): Rename Loop Representation to Loop
9577 Analysis and Representation to resolve case insensitive conflict.
9578 * doc/loop.texi (Loop Analysis and Representation): Likewise.
9580 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
9582 * tree.h (struct tree_memory_tag): Add aliases member.
9583 (MTAG_ALIASES): New macro.
9584 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
9585 (add_may_alias): Remove pointer-set. Update for may_aliases being
9587 (mark_aliases_call_clobbered): Update for may_aliases being a
9589 (compute_tag_properties): Ditto.
9590 (create_partition_for): Ditto.
9591 (compute_memory_partitions): Ditto.
9592 (dump_may_aliases_for): Ditto.
9593 (is_aliased_with): Ditto.
9594 (add_may_alias_for_new_tag): Ditto.
9595 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
9596 (compute_is_aliased): New function.
9597 (compute_may_aliases): Call compute_is_aliased).
9598 (init_alias_info): Initialize alias_bitmap_obstack.
9599 (union_alias_set_into): New function.
9600 (compute_flow_sensitive_aliasing): Use union_aliases_into.
9601 (have_common_aliases_p): Rewrite to take two bitmaps and use
9603 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
9605 (finalize_ref_all_pointers): Update for add_may_alias changes.
9606 (new_type_alias): Ditto.
9607 * tree-flow-inline.h (may_aliases): Return a bitmap.
9608 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
9609 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
9610 may_aliases being a bitmap.
9611 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
9612 may_aliases now returns a bitmap.
9613 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
9615 * tree-ssa-operands.c (add_virtual_operand): Update for
9616 may_aliases being a bitmap.
9618 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
9620 PR tree-optimization/30630
9621 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
9622 variable as changed.
9624 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
9627 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
9628 expanded only once even if an error occurs.
9630 2007-01-29 Ben Elliston <bje@au.ibm.com>
9632 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
9633 (__gcov_average_profiler): Likewise.
9634 (__gcov_ior_profiler): Likewise.
9635 (__gcov_merge_ior): Likewise.
9637 2007-01-28 Jan Hubicka <jh@suse.cz>
9639 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
9640 * value-prof.c (stringop_block_profile): Likewise.
9642 2007-01-28 Jan Hubicka <jh@suse.cz>
9644 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
9645 variant handling histograms; add wrapper.
9646 (clear_storage_via_libcall): Export.
9647 (emit_block_move_hints): Break out from ...; add histograms.
9648 (emit_block_move): ... this one.
9649 (clear_storage_hints): Break out from ...; add histograms.
9650 (clear_storage): ... this one.
9651 (set_storage_via_memset): Handle histogram.
9652 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
9653 (clear_storage_hints, clear_storage_via_libcall): Declare.
9654 (set_storage_via_setmem): Update prototype.
9655 * doc/md.texi (movmem, setmem): Document new arguments.
9657 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
9659 (stringop_block_profile): New global function.
9660 (tree_stringops_values_to_profile): Profile block size and alignment.
9661 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
9663 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
9664 (stringop_block_profile): Declare.
9665 * builtins.c: Include value-prof.h.
9666 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
9667 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
9668 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
9669 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
9670 * profile.c (instrument_values): Add new counters.
9671 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
9673 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
9674 (tree_init_edge_profiler): Build new profilers.
9675 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
9676 (pass_tree_profile): Add dump.
9677 (tree_profile_hooks): Update.
9678 * Makefile.in (LIBGCOV): Add new constants.
9679 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
9680 __gcov_ior_profiler): New.
9681 * i386.md (movmem/setmem expanders): Add new optional arguments.
9683 2007-01-28 David Edelsohn <edelsohn@gnu.org>
9685 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
9687 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9689 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
9690 (tree_unswitch_single_loop): Pass eni_size_weights to
9691 tree_num_loop_insns.
9692 * tree-ssa-loop-manip.c: Include tree-inline.h.
9693 (can_unroll_loop_p): Pass eni_size_weights to
9694 tree_num_loop_insns.
9695 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
9696 Pass eni_size_weights to estimate_num_insns.
9697 * tree.h (init_inline_once): Export.
9698 * toplev.c (backend_init): Call init_inline_once.
9699 * cgraphunit.c (cgraph_process_new_functions,
9700 cgraph_analyze_function): Pass eni_inlining_weights to
9702 * ipa-inline.c (compute_inline_parameters): Ditto.
9703 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
9704 to estimate_num_insns.
9705 (try_unroll_loop_completely): Pass eni_size_weights to
9706 tree_num_loop_insns.
9707 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
9708 ot estimate_num_insns.
9709 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
9710 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
9711 * tree-inline.c (eni_inlining_weights, eni_size_weights,
9712 eni_time_weights): New variables.
9713 (init_inline_once): Initialize them.
9714 (struct eni_data): Mew.
9715 (estimate_num_insns_1, estimate_num_insns): Use weights.
9716 * tree-inline.h (struct eni_weights_d): New.
9717 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
9718 (estimate_num_insns): Declaration changed.
9719 * cfgloop.h (tree_num_loop_insns): Declaration changed.
9720 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
9721 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
9723 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9725 * tree-data-ref.c (conflict_fn): Assert that the number of affine
9726 relations in the conflict function is valid.
9728 2007-01-27 Ian Lance Taylor <iant@google.com>
9730 * common.opt: Add fstrict-overflow.
9731 * opts.c (decode_options): Set flag_strict_overflow if -O2.
9732 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
9733 (TYPE_OVERFLOW_UNDEFINED): Define.
9734 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
9736 * tree.h (TYPE_TRAP_SIGNED): Don't define.
9737 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
9738 (fold_negate_expr): Likewise.
9739 (make_range): Likewise.
9740 (extract_muldiv_1): Likewise.
9741 (maybe_canonicalize_comparison): Likewise.
9742 (fold_comparison): Likewise.
9743 (fold_binary): Likewise.
9744 (tree_expr_nonnegative_p): Likewise.
9745 (tree_expr_nonzero_p): Likewise.
9746 * tree-vrp.c (compare_values): Likewise.
9747 (extract_range_from_binary_expr): Likewise.
9748 (extract_range_from_unary_expr): Likewise.
9749 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
9751 (nowrap_type_p): Likewise.
9752 * tree-scalar-evolution.c (simple_iv): Likewise.
9753 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
9754 (build_range_check): Likewise.
9755 (extract_muldiv_1): Likewise.
9756 (fold_comparison): Likewise.
9757 * tree-vrp.c (vrp_int_const_binop): Likewise.
9758 (extract_range_from_unary_expr): Likewise.
9759 * convert.c (convert_to_integer): Likewise.
9760 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
9761 (fold_comparison): Likewise.
9762 (fold_binary): Likewise.
9763 * optabs.c (optab_for_tree_code): Likewise.
9764 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
9765 * simplify-rtx.c (simplify_const_relational_operation): Check
9766 flag_strict_overflow and flag_trapv.
9767 (simplify_const_relational_operation): Likewise.
9768 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
9769 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
9772 2007-01-27 Roger Sayle <roger@eyesopen.com>
9774 * tree.c (tree_fold_gcd): Delete.
9775 * tree.h (tree_fold_gcd): Remove prototype.
9776 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
9777 test whether one constant integer is a multiple of another. Instead
9778 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
9779 * fold-const.c (multiple_of_p): We've determined both TOP and
9780 BOTTOM are integer constants so we can call int_const_binop directly
9781 instead of the more generic const_binop.
9783 2007-01-27 Roger Sayle <roger@eyesopen.com>
9785 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
9786 1*X check that the constant hasn't overflowed, to preserve the
9788 (round_up): Provide an efficient implementation when rouding-up an
9789 INTEGER_CST to a power-of-two.
9791 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9793 * doc/sourcebuild.texi: Add comma for clarity.
9794 * doc/extend.texi: Fix some typos.
9795 * doc/passes.texi: Likewise.
9796 * doc/cppinternals.texi: Likewise.
9797 * doc/c-tree.texi: Likewise.
9798 * doc/tree-ssa.texi: Likewise.
9799 * doc/install.texi: Likewise.
9801 2007-01-27 Jan Hubicka <jh@suse.cz>
9803 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
9804 (pass_sra): Do not require alias information.
9805 * passes.c (init_optimization_passes): Add SRA
9807 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
9809 * tracer.c (rest_of_handle_tracer): We already cleaned
9810 up the CFG in tracer() so don't do it here again.
9811 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
9812 cleanup_cfg here, either. And don't call renumber_insns.
9814 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
9815 and BB_HEAD are in the insn stream here. Instead make sure
9816 that BB_INSN is valid on all insns. Also, do check here that
9817 there are no pending branch predictions...
9818 (rtl_verify_flow_info): ...instead of doing it here. Checks
9819 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
9822 2007-01-26 Roger Sayle <roger@eyesopen.com>
9824 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
9825 function to simplify/factorize operand order canonicalization.
9826 (ix86_fixup_binary_operands): Reorganize using the above function.
9827 (ix86_binary_operator_ok): Likewise.
9829 2007-01-27 Jakub Jelinek <jakub@redhat.com>
9831 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
9832 file scope from optimize_attrs.
9833 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
9835 (optimize_attrs): Clear insn_code_values after freeing it.
9837 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9839 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
9840 a parts.base assignment.
9842 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9844 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
9845 (compute_subscript_distance, initialize_data_dependence_relation,
9846 finalize_ddr_dependent, analyze_ziv_subscript,
9847 analyze_siv_subscript_cst_affine,
9848 compute_overlap_steps_for_affine_univar,
9849 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9850 analyze_siv_subscript, analyze_miv_subscript,
9851 analyze_overlapping_iterations, subscript_dependence_tester_1,
9852 compute_self_dependence, free_dependence_relation): Work
9853 with affine_fn instead of chrecs.
9854 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
9855 common_affine_function, affine_function_base,
9856 affine_function_constant_p, affine_fn_op, affine_fn_plus,
9857 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
9858 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
9859 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
9860 (all_chrecs_equal_p): Removed.
9861 * tree-data-ref.h (affine_fn, conflict_function): New types.
9862 (struct subscript): Change type of conflicting_iterations_in_a
9863 and conflicting_iterations_in_b.
9865 2007-01-26 Steve Ellcey <sje@cup.hp.com>
9868 * config/pa/pa.h (TARGET_HPUX_11): New.
9869 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
9870 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
9872 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
9873 Richard Guenther <rguenther@suse.de>
9875 * tree-ssa-structalias.c (solve_graph): Handle case
9876 we merged the variable to another.
9878 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9880 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
9883 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
9884 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
9886 2007-01-25 DJ Delorie <dj@redhat.com>
9888 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
9889 allow changes to modes which don't fit in those registers.
9891 * reload1.c (choose_reload_regs): Check for invalid subregs before
9892 computing their locations, not after.
9894 2007-01-25 Geoffrey Keating <geoffk@apple.com>
9897 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
9898 save Altivec registers in an eh_return function.
9899 (compute_vrsave_mask): Likewise.
9900 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
9901 for saving Altivec registers.
9902 (rs6000_emit_prologue): Don't allocate stack twice in
9903 eh_return function. Correct expected value of altivec_save_offset
9904 when using save_world. Describe save of R0 to stack when using
9905 save_world. Describe stack pointer adjustment when using
9906 save_world. Remove duplicated eh_return parameter register saving.
9907 Update sp_offset variable after save_world.
9908 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
9910 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
9911 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
9914 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9916 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
9918 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9921 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
9922 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
9924 2007-01-25 Richard Guenther <rguenther@suse.de>
9926 * doc/invoke.texi (-Wcoverage-mismatch): Document.
9927 * common.opt (-Wcoverage-mismatch): New warning option.
9928 * coverage.c (get_coverage_counts): Ignore coverage mismatch
9929 if -Wcoverage-mismatch is given.
9931 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
9933 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
9934 (ipcp_driver): Change to static definition.
9935 Add dumping of the ifunctions.
9936 (constant_val_insert): Remove unused parameter. Support for SSA.
9937 (ipcp_propagate_const): Support for SSA.
9938 (ipcp_profile_bb_print): Print only analyzed nodes.
9939 (ipcp_replace_map_create): Remove support for Fortran constant
9941 * ipa-prop.c (ipa_method_modify_stmt,
9942 ipa_callsite_compute_param): Support for SSA.
9943 * ipa-prop.h (ipcp_driver): Remove declaration.
9944 (IS_VALID_TREE_MAP_INDEX): Add define.
9946 2007-01-24 Geoffrey Keating <geoffk@apple.com>
9948 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
9950 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9953 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
9954 constant argument to cabs and do it without checking for
9955 -funsafe-math-optimizations.
9957 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
9959 * c-common.h (RID_FIRST_CXX0X): New.
9960 (RID_LAST_CXX0X): New.
9961 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
9963 * c.opt (Wc++0x-compat): New.
9964 * doc/invoke.texi (-Wc++0x-compat): Document.
9966 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9968 * builtins.c (fold_builtin_carg): New.
9969 (fold_builtin_1): Use it.
9971 2007-01-24 Jan Hubicka <jh@suse.cz>
9973 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
9975 * ipa-inline.c (initial_insns, max_insns): Delete.
9976 (compute_max_insns): New function.
9977 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
9978 of insns as base for code growth.
9979 (cgraph_decide_inlining): Make initial_insns local; do not compute
9981 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
9982 * doc/invoke.texi (inline-unit-growth): Update docs.
9984 2007-01-24 Jakub Jelinek <jakub@redhat.com>
9986 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
9987 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
9988 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
9989 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
9990 for CPUs that have PTA_CX16 set.
9993 * gimplify.c (omp_check_private): New function.
9994 (gimplify_scan_omp_clauses): Use it for
9995 firstprivate/lastprivate/reduction.
9998 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
9999 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
10001 PR middle-end/30421
10002 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
10003 If lower_lastprivate_clauses emits some statements, append them
10004 to dlist rather than body_p and to body_p append an initializer.
10005 (lower_omp_for): Adjust caller.
10007 2007-01-24 Steve Ellcey <sje@cup.hp.com>
10009 * target.h (globalize_decl_name): New.
10010 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10011 * output.h (default_globalize_decl_name): New.
10012 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
10014 (globalize_decl): Ditto.
10015 (default_globalize_decl_name): New.
10016 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
10017 (ia64_handle_version_id_attribute): New.
10018 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10019 (ia64_asm_output_external): Use globalize_decl_name instead
10020 of globalize_label.
10021 * doc/extend.texi (version_id): New pragma.
10022 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
10024 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10026 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
10027 _uleb128_t and _Unwind_SWord with _sleb128_t.
10028 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
10029 uw_frame_state_for, uw_update_context_1): Likewise.
10030 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
10031 * unwind-pe.h (read_uleb128, read_sleb128,
10032 read_encoded_value_with_base): Likewise.
10033 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
10035 2007-01-24 Richard Guenther <rguenther@suse.de>
10037 * builtins.c (expand_builtin_cexpi): Get the fndecl
10038 for cexp in the correct way.
10040 2007-01-24 Jan Hubicka <jh@suse.cz>
10042 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
10044 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10046 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
10047 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
10048 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
10049 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
10050 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
10051 __SIZEOF_PTRDIFF_T__.
10052 * doc/cpp.texi: Documentation for the new builtin macros added.
10054 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
10056 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
10057 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
10058 instead of operands[2] to avoid access past the end of array.
10060 2007-01-24 Richard Sandiford <richard@codesourcery.com>
10062 * reload1.c (emit_reload_insns): Pass the reload register
10063 for a non-spill output reload through forget_old_reloads_1.
10065 2007-01-23 Joseph Myers <joseph@codesourcery.com>
10067 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10068 _SOFT_DOUBLE if doubles use software floating-point.
10069 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
10070 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10071 * config/rs6000/darwin-ldouble.c: Also compile functions for
10072 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
10073 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10074 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
10075 commented-out long double override.
10076 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
10077 * config/rs6000/eabispe.h: Likewise.
10078 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
10079 long double for non-SPE.
10080 (rs6000_handle_option): Likewise.
10081 (invalid_e500_subreg): Disallow more subregs involding DImode,
10082 DFmode, TImode or TFmode.
10083 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10085 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10087 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10088 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10090 (rs6000_legitimate_address): Also check for TFmode for E500
10092 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10093 (spe_build_register_parallel): Handle TFmode and TCmode.
10094 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10096 (function_arg): Handle TFmode and TCmode for E500 double.
10097 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10099 (print_operand): Handle TFmode and TImode for %y.
10100 (rs6000_generate_compare): Handle TFmode comparisons for E500
10102 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10103 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10104 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10105 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10106 TFmode for E500 double.
10107 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10108 (floatsidf2): Enable for E500 double.
10109 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10110 (extenddftf2): Change to extenddftf2_fprs.
10111 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10112 depending on TARGET_E500_DOUBLE.
10113 (extendsftf2): Enable for E500 double.
10114 (trunctfdf2): Enable for E500 double.
10115 (trunctfsf2): Change to trunctfsf2_fprs.
10116 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10117 depending on TARGET_E500_DOUBLE.
10118 (floatsitf2): Enable for E500 double.
10119 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10120 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10121 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10122 (negtf2): Change to negtf2_internal.
10123 (negtf2): New expander.
10124 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10125 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10126 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10127 (movdi_internal32): Use rs6000_nonimmediate_operand.
10128 (unnamed splitter): Likewise.
10129 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10130 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10131 (SPE64TF, DITI): New mode macros.
10132 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10135 (frob_<mode>_di_2): New.
10136 (frob_tf_di_8_2): New.
10137 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10139 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10141 (frob_ti_<mode>_8_2): New.
10142 (frob_ti_tf_2): New.
10143 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10144 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10146 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10147 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10148 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10149 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10150 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10151 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10154 2007-01-23 Ian Lance Taylor <iant@google.com>
10156 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10158 (OBJS-archive): Reformat, alphabetize.
10159 (OBJS): Change out_object_file to OBJS-md.
10161 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10163 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10164 JUMP_P and CALL_P predicates where applicable.
10165 * config/i386/i386.c: Ditto.
10166 * config/i386/i386.md: Ditto.
10167 * config/i386/mmx.md: Ditto.
10168 * config/i386/predicates.md: Ditto.
10170 2007-01-22 Andreas Schwab <schwab@suse.de>
10172 * config/m68k/m68k.h: Fix comment.
10174 2007-01-22 Jan Hubicka <jh@suse.cz>
10176 * passes.c (init_optimization_passes): Do not rerun
10177 pass_early_warn_uninitialized.
10179 2007-01-22 Richard Guenther <rguenther@suse.de>
10181 PR tree-optimization/30038
10182 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10184 (execute_cse_sincos_1): Likewise.
10185 (execute_cse_sincos): Likewise.
10186 (gate_cse_sincos): Likewise.
10187 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10188 the cexpi() canonicalization of sincos().
10189 * tree-pass.h (pass_cse_sincos): Declare.
10190 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10192 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10194 PR rtl-optimization/29329
10195 * combine.c (replaced_rhs_insn): Rename to i2mod.
10196 (replaced_rhs_value): Rename to i2mod_new_rhs.
10197 (i2mod_old_rhs): New global variable.
10198 (combine_instructions): Adjust for above change. Save a copy of
10199 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10200 note are substituted in the second instruction.
10201 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10202 ditch the note if it pertains to the second eliminated register
10203 and this register is mentioned in i2mod_old_rhs.
10206 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10208 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10209 the insn to which the note was originally attached.
10211 2007-01-21 Jan Hubicka <jh@suse.cz>
10213 * ipa-inline.c (inlining_mode): Comment, move up.
10214 (cgraph_decide_inlining_incrementally): Do not perform inlining
10215 itself; fix handling of flattening of self recursive functions.
10216 (cgraph_find_cycles): Remove.
10217 (cgraph_flatten_node): Remove.
10218 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10219 (try_inline): New function.
10220 (cgraph_early_inlining): Update call of
10221 cgraph_decide_inlining_incrementally. Apply inlining here.
10222 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10224 2007-01-21 Dirk Mueller <dmueller@suse.de>
10227 * tree-vrp.c (check_array_bounds): do not warn
10228 about ADDR_EXPR's of ARRAY_REF's which are immediately
10229 used in binary expressions.
10231 2007-01-21 Ira Rosen <irar@il.ibm.com>
10233 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10234 read_write_dep and macros for its access.
10235 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10236 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10237 argument, call vect_check_interleaving for every independent pair of
10238 data-refs. Mark loads that access the same memory location as a store
10240 (vect_check_dependences): Remove.
10241 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10242 call, fix the call to vect_analyze_data_ref_dependence.
10243 (vect_analyze_data_ref_access): For statements that access the same
10244 data-ref, check that they are not stores; for loads, check that there
10245 is no store that access the same location.
10247 2007-01-20 Roger Sayle <roger@eyesopen.com>
10248 Joseph Myers <joseph@codesourcery.com>
10250 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10251 (-fdump-rtl-stack): Likewise.
10252 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10253 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10254 (-mpt-fixed): Use @minus{} for minus sign.
10255 (Using Precompiled Headers): Fix under/overfull hbox.
10257 2007-01-20 Jan Hubicka <jh@suse.cz>
10259 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10260 place within annotation.
10262 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10264 * pa.c (output_move_double): Change array size of xoperands to 4.
10266 2007-01-20 Jan Hubicka <jh@suse.cz>
10268 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10271 2007-01-19 Ian Lance Taylor <iant@google.com>
10273 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10274 constant to unsigned HOST_WIDE_INT before negating.
10276 2007-01-19 Ian Lance Taylor <iant@google.com>
10278 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10280 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10281 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10282 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10283 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10284 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10285 (realloc_vdef, realloc_vuse): Change second parameter to
10287 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10288 fields to unsigned.
10289 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10290 unsigned. Change x and lim locals to unsigned.
10291 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10293 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10294 (copy_virtual_operands): Change i and n locals to unsigned.
10296 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10298 PR middle-end/29335
10299 * builtins.c (fold_builtin_1): Handle builtin fdim.
10301 2007-01-20 Jan Hubicka <jh@suse.cz>
10303 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10304 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10305 init_alias_heapvars.
10306 (init_alias_heapvars): Initialize only when not already initialized.
10307 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10309 2007-01-19 Roger Sayle <roger@eyesopen.com>
10311 * common.opt (fsigned-zeros): New command line option.
10312 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10313 of flag_unsafe_math_optimizations.
10314 * opts.c (set_fast_math_flags): The -ffast-math command line option
10315 implies -fno-signed-zeros.
10316 (fast_math_flags_set_p): Likewise.
10318 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10319 the documentation of -ffast-math appropriately. Wrap long lines.
10321 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10323 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10324 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10326 2007-01-19 Tomas Bily <tbily@suse.cz>
10328 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10330 (tree_init_ic_make_global_vars): New function
10331 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10332 (tree_gen_ic_profiler): New function
10333 (tree_gen_ic_func_profiler): New function
10334 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10335 (tree_profile_hooks): Added hook for indirec/virtual calls
10336 * value-prof.c (tree_find_values_to_profile): New case for
10338 (tree_values_to_profile): Call for determining indirect/virtual
10340 (tree_indirect_call_to_profile): New function
10341 (tree_ic_transform): New function
10342 (tree_ic): New function
10343 (find_func_by_pid): New function
10344 (init_pid_map): New function
10345 (tree_value_profile_transformations): Added check for
10346 indirect/virtual call transformation
10347 * value-prof.h (enum hist_type): New counter type for
10348 indirect/virtual calls
10349 (profile_hooks): Added new hook for profiling indirect/virtual
10351 * profile.c (instrument_values): New case for indirect/virtual
10353 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10354 (GCOV_COUNTER_V_INDIR): New counter type
10355 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10356 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10358 * cgraph.c: Definition of cgraph_max_pid
10359 (cgraph_create_node): Default init of pid attribute
10360 * cgraph.h: Declaration of cgraph_max_pid
10361 (struct cgraph_node): Added pid attribute
10362 * libgcov.c (__gcov_indirect_call_profiler): New function
10363 (__gcov_one_value_profiler_body): New function
10364 (__gcov_one_value_profiler): Body was moved to
10365 __gcov_one_value_profiler_body and calls it
10367 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
10369 * doc/gty.texi (Options): Document the mark_hook option to GTY.
10370 * gengtype.c (write_types_data, write_func_for_structure,
10371 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
10372 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
10373 (walk_type, write_func_for_structure): Generate the mark_hook if
10376 2007-01-19 Jan Hubicka <jh@suse.cz>
10378 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
10379 'early' argument take inlining mode argument specifying whether to
10380 inline for size/speeed or all functions; add support for flattening;
10382 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
10384 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10387 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
10388 the name of the declared identifier.
10390 2007-01-19 Dirk Mueller <dmueller@suse.de>
10392 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
10393 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
10394 duplicate evaluation.
10396 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10398 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
10399 Macroize expander using X87MODEF12 mode macro. Extend operand 1
10400 to XFMode, use acosxf2 and truncate result to requested mode.
10401 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10402 (asin<mode>2): Similarly, with asin expanders.
10403 (*fscalexf4_i387): Rename from *fscalexf4.
10404 (expNcorexf3): New expander.
10405 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
10406 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
10407 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
10408 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
10409 patterns for SSE math.
10410 (exp10<mode>2): Similarly, with exp10 expanders.
10411 (exp2<mode>2): Similarly, with exp2 expanders.
10412 (expm1<mode>2): Similarly, with expm1 expanders.
10413 (ldexp<mode>3): Similarly, with ldexp expanders.
10414 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
10415 Use gen_truncxf<mode>2_i387_noop to truncate result.
10417 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10419 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
10420 for ColdFire targets.
10422 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
10423 Richard Sandiford <richard@codesourcery.com>
10425 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
10426 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
10427 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
10428 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
10429 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10430 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10432 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10434 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
10435 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
10436 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
10437 (*adddi_dilshr32_cf): New pattern.
10438 (adddi3, subdi3): Remove first alternatives.
10440 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10442 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
10443 implemented using move.l, do not use its cc result for floating-point
10446 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10448 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
10449 from accepting 's' constraints if flag_pic.
10451 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10453 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
10454 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
10455 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
10456 condition from TARGET_68881 to TARGET_HARD_FLOAT.
10458 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
10460 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
10461 ColdFire alternatives.
10462 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
10463 * config/m68k/m68k.md (clzsi2): Define for ColdFire
10464 architectures that support ff1 instruction.
10466 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10467 Julian Brown <julian@codesourcery.com>
10469 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
10470 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
10471 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
10474 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10476 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
10478 (output_move_const_into_data_reg, output_move_simode_const): Delete.
10479 * config/m68k/m68k.c (const_method, const_int_cost): Take a
10480 HOST_WIDE_INT instead of an rtx.
10481 (m68k_rtx_costs): Update call accordingly.
10482 (output_move_const_into_data_reg): Likewise. Fix formatting.
10483 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
10485 (output_move_simode_const): Update calls after above changes.
10486 Rework to use automatic variables and predicates like MEM_P.
10487 * config/m68k/m68k.md (pushexthisi_const): Update call to
10490 2007-01-19 Dirk Mueller <dmueller@suse.de>
10492 * tree-ssa-alias.c (perform_var_substitution): Fix typo
10493 in dump_flags test.
10495 2007-01-19 Richard Guenther <rguenther@suse.de>
10497 * builtins.c (expand_builtin_cexpi): Fall back to expanding
10498 via cexp in case sincos is not available.
10500 2007-01-19 Richard Guenther <rguenther@suse.de>
10502 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
10503 * defaults.h (TARGET_HAS_SINCOS): Default to off.
10504 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
10505 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
10506 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
10507 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
10508 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
10509 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
10511 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10513 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
10515 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
10516 (atan2xf3): Directly generate RTL pattern.
10517 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
10518 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10519 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10520 disable patterns for SSE math.
10521 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
10522 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10523 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10524 disable patterns for SSE math.
10526 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
10528 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
10530 2007-01-18 Roger Sayle <roger@eyesopen.com>
10532 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
10533 VIEW_CONVERT_EXPR to the same type as it's operand.
10535 2007-01-18 David Edelsohn <edelsohn@gnu.org>
10537 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
10538 configured for long double 128.
10540 2007-01-18 Mike Stump <mrs@apple.com>
10542 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
10545 2007-01-18 Michael Meissner <michael.meissner@amd.com>
10547 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
10550 2007-01-18 Jan Hubicka <jh@suse.cz>
10552 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
10553 greater than NUM_VOP_FREE_BUCKETS.
10555 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
10557 * tree-ssa-structalias.c: Update comments.
10558 (ptabitmap_obstack): Removed.
10559 (pta_obstack): New.
10560 (oldpta_obstack): Ditto.
10561 (stats): Add a few members.
10562 (struct variable_info): Remove node, complex, address_taken, and
10563 indirect_target members. Add oldsolution member.
10564 (new_var_info): Do not initialize removed members.
10565 (constraint_expr_type): Remove INCLUDES.
10566 (constraint_graph): Add size, implicit_preds, rep,
10567 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
10568 (FIRST_REF_NODE): New macro.
10569 (LAST_REF_NODE): Ditto.
10570 (FIRST_ADDR_NODE): Ditto.
10571 (find): New function.
10573 (dump_constraint): Do not handle INCLUDES.
10574 (insert_into_complex): Do not insert duplicate constraints.
10575 (condense_varmap_nodes): Renamed and rewritten into ...
10576 (merge_node_constraints): This. Also fix bug in handling of
10577 offseted copy constraints.
10578 (clear_edges_for_node): No longer need to deal with preds at all,
10579 or removing associated preds/succs.
10580 (merge_graph_nodes): Deal with indirect_cycles.
10581 Don't deal with predecessors.
10582 (add_implicit_graph_edge): New function.
10583 (add_pred_graph_edge): Ditto.
10584 (add_graph_edge): Don't deal with predecessors.
10585 (build_constraint_graph): Removed.
10586 (build_pred_graph): New function.
10587 (build_succ_graph): Ditto.
10588 (struct scc_info): Removed in_component. Added roots, dfs, and
10589 node_mapping. Remove visited_index, unification_queue.
10590 (scc_visit): Deal with union-find we do now.
10591 Deal with cycles with REF nodes.
10592 (collapse_nodes): Renamed and rewritten to ...
10593 (unify_nodes): This.
10594 (process_unification_queue): Removed.
10595 (topo_visit): Cleanup
10596 (do_da_constraint): Use find.
10597 (do_sd_constraint): Ditto.
10598 (do_ds_constraint): Ditto.
10599 (do_complex_constraint): Ditto.
10600 (init_scc_info): Update for removed and added members.
10601 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
10602 (find_indirect_cycles): This.
10603 (equivalence_class): New variable.
10604 (label_visit): New function.
10605 (perform_variable_substitution): Rewritten.
10606 (free_var_substitution_info): New function.
10607 (find_equivalent_node): Ditto.
10608 (move_complex_constraints): Ditto.
10609 (eliminate_indirect_cycles): Ditto.
10610 (solve_graph): Only propagate changed bits.
10611 Use indirect cycle elimination.
10613 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
10614 (tree_id_eq): Renamed to ...
10615 (tree_vi_eq): This. Update for member change
10616 (insert_id_for_tree): Renamed and rewritten to ...
10617 (insert_vi_for_tree): This.
10618 (lookup_id_for_tree): Renamed and rewritten to ...
10619 (lookup_vi_for_tree): This.
10620 (get_id_for_tree): Renamed and rewritten to ...
10621 (get_vi_for_tree): Ditto.
10622 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
10623 (process_constraint): Don't handle INCLUDES.
10624 Remove special ADDRESSOF case.
10625 (find_func_aliases): Rewrite to use vi functions instead of id
10627 (create_function_info_for): Ditto.
10628 (create_variable_info_for): Ditto.
10629 (intra_create_variable_infos): Ditto.
10630 (merge_smts_into): Ditto.
10631 (find_what_p_points_to): Ditto.
10632 (init_base_vars): Ditto.
10633 (init_alias_vars): Ditto.
10634 (remove_preds_and_fake_succs): New function.
10635 (dump_sa_points_to_info): Dump new stats.
10636 (dump_solution_for_var): Use find.
10637 (set_used_smts): Fix formatting.
10638 (compute_points_to_sets): Updated for new functions.
10639 (ipa_pta_execute): Ditto.
10641 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10642 Richard Sandiford <richard@codesourcery.com>
10644 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
10646 * calls.c (expand_call): If the return value is a PARALLEL,
10647 extract its first member.
10648 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
10649 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10650 use FUNCTION_EXTRA_EPILOGUE.
10651 (m68k_function_value): Return a PARALLEL if the return value
10652 is of a pointer type.
10653 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
10654 (FUNCTION_EXTRA_EPILOGUE): Remove.
10655 * config/m68k/m68k.md (D0_REG): New constant.
10657 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10659 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10660 output a NOP for empty epilogues.
10662 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10664 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
10665 before function. Extend register save check to include all
10666 registers, not just integer ones.
10668 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10670 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
10671 (m68k_use_return_insn): ...this.
10672 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
10673 * config/m68k/m68k.c (use_return_insn): Rename to...
10674 (m68k_use_return_insn): ...this.
10675 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
10676 of USE_RETURN_INSN.
10678 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10680 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
10681 nearest even, fix denormal rounding overflow.
10683 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10685 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
10686 f%$smove and f%$move.
10687 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
10688 (extendsfdf2_cf): Use fdmove instead of f%&move.
10689 (truncdfsf2_cf): Use fsmove instead of f%$smove.
10690 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
10692 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10694 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
10697 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10699 * real.h (real_format): Add a canonical_nan_lsbs_set field.
10700 (coldfire_single_format): Declare.
10701 (coldfire_double_format): Likewise.
10702 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
10703 of qnan_msb_set to determine the lower bits of a canonical
10705 (encode_ieee_double): Likewise.
10706 (encode_ieee_quad): Likewise.
10707 (ieee_single_format): Initialize canonical_nan_lsbs_set.
10708 (mips_single_format): Likewise.
10709 (ieee_double_format): Likewise.
10710 (mips_double_format): Likewise.
10711 (ieee_extended_motorola_format): Likewise.
10712 (ieee_extended_intel_96_format): Likewise.
10713 (ieee_extended_intel_128_format): Likewise.
10714 (ieee_extended_intel_96_round_53_format): Likewise.
10715 (ibm_extended_format): Likewise.
10716 (mips_extended_format): Likewise.
10717 (ieee_quad_format): Likewise.
10718 (mips_quad_format): Likewise.
10719 (vax_f_format): Likewise.
10720 (vax_d_format): Likewise.
10721 (vax_g_format): Likewise.
10722 (i370_single_format): Likewise.
10723 (i370_double_format): Likewise.
10724 (decimal_single_format): Likewise.
10725 (decimal_double_format): Likewise.
10726 (decimal_quad_format): Likewise.
10727 (c4x_single_format): Likewise.
10728 (c4x_extended_format): Likewise.
10729 (real_internal_format): Likewise.
10730 (coldfire_single_format): New real_format.
10731 (coldfire_double_format): Likewise.
10732 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
10733 canonical_nan_lsbs_set.
10734 (pdp11_d_format): Likewise.
10735 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
10736 if TARGET_COLDFIRE_CPU.
10738 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10740 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
10741 (output_call, m68k_legitimize_call_address): Declare.
10742 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
10743 parenthesees. Add support for a 'W' constraint.
10744 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
10745 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
10746 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
10747 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
10749 (override_options): Initialize them. Do not set flag_no_function_cse
10750 for TARGET_ID_SHARED_LIBRARY.
10751 (m68k_output_pic_call): Delete.
10752 (m68k_legitimize_call_address): New function.
10753 (print_operand): Remove the %o prefix. Handle the %p prefix.
10754 (output_call): New function.
10755 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
10756 target address from the GOT if symbolic jumps are not allowed.
10757 * config/m68k/m68k.md (call, general_operand): Do not set
10758 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
10759 Merge separate flag_pic and !flag_pic define_insns into...
10760 (*call, *call_value): ...these new patterns. Match the address
10761 rather than the containing MEM and require it to be a call_operand.
10762 Use output_call to generate the asm template.
10763 * config/m68k/predicates.md (const_call_operand): New predicate.
10764 (call_operand): Likewise.
10766 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10768 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
10769 (STACK_GROWS_DOWNWARD): Define to 1.
10770 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
10771 comments, emphasizing that these values are only defaults.
10772 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
10773 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
10775 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10777 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
10779 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10780 Richard Sandiford <richard@codesourcery.com>
10782 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
10783 (FP_REGNO_P): New macros.
10784 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
10785 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
10786 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
10787 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
10789 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10791 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10792 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
10794 * config/m68k/t-floatlib: New file, extracting common code from...
10795 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
10796 * config/m68k/t-uclinux: Here.
10797 * config/m68k/fpgnulib.c: Do not compile extendeed precision
10798 routines on ColdFire targets.
10800 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10802 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10803 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
10804 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
10805 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
10806 explicitly set MOTOROLA to 1.
10807 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
10809 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10810 Nathan Sidwell <nathan@codesourcery.com>
10812 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
10813 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
10814 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
10815 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
10816 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
10817 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
10818 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
10819 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
10820 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
10821 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10822 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
10823 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
10824 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
10825 (DBX_REGISTER_NUMBER): Delete.
10826 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
10827 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10828 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
10830 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10832 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
10833 * config/flat.h: New file.
10834 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
10835 OBJECT_FORMAT_FLAT.
10836 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
10837 indirect references for -msep-data or -mid-shared-library.
10838 Do not use PC-relative code addresses either.
10839 * config/m68k/m68k.c (override_options): Restrict -fPIC error
10841 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
10842 for shared libraries and crt1.o for executables. Use crti.o and
10844 (ENDFILE_SPEC): Use crtend.o and crtn.o.
10845 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
10846 Do not add -elf2flt or -shared-lib-id options here.
10847 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
10848 Pass -shared-lib-id if -mid-shared-library, taking the library
10849 identifier from -mshared-library-id if given, otherwise
10851 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
10852 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
10853 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
10854 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
10855 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
10856 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
10858 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
10859 jump sequence for ISA A and ISA A+.
10860 (PICJUMP): Likewise.
10862 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10864 * config.gcc (m68k-*-uclinux*): Base the port on the common
10865 and m68k GNU/Linux files rather than on the generic ELF ones.
10866 * config/m68k/uclinux.h (TARGET_VERSION): Override.
10867 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10869 2007-01-18 Julian Brown <julian@codesourcery.com>
10870 Richard Sandiford <richard@codesourcery.com>
10872 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
10873 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10874 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
10876 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
10877 80 unconditionally.
10878 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10880 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10882 * doc/install.texi: Document m68k-uclinuxoldabi.
10883 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
10884 * config/m68k/uclinux-oldabi.h: New file, copied from
10885 config/m68k/uclinux.h.
10887 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
10889 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
10890 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
10891 (m32r_compute_frame_size): Use unsigned for regno.
10892 (m32r_reload_lr): Use gen_frame_mem.
10894 (m32r_output_function_epilogue): Don't output the function epilogue
10896 (m32r_expand_epilogue): New.
10897 (direct_return): Return false if the function has the interrupt
10899 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
10900 * config/m32r/m32r.md (epilogue): New expander.
10901 (return_lr, return_rte): New insns.
10902 (return): Make it expander.
10903 (return_normal): New expander.
10905 2007-01-18 Josh Conner <jconner@apple.com>
10908 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
10909 support for UNLE, UNLT, UNGE, and UNGT.
10911 2007-01-18 Jan Hubicka <jh@suse.cz>
10913 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
10914 * tree-tailcall (add_virtual_phis): Likewise.
10915 (optimize_tail_call): Return TODOs.
10916 (execute_tail_calls): Return TODOs.
10917 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
10918 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
10920 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10921 Cleanup cfg using TODO.
10922 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
10923 * passes.c (execute_function_todo): When cleanup did something, remove
10925 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
10926 (make_edges): Don't cleanup_cfg.
10928 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
10930 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
10931 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
10932 operate on the top of stack.
10933 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
10934 register handling of instructions that output to the second
10936 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
10937 (move_for_stack_reg): Special-case check for dead destination
10938 stack slot for constant load of 1.0 inside UNSPEC_TAN.
10940 * config/i386/i386.md (UNSPEC_TAN): New constant.
10941 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
10942 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
10943 to correctly model move of constant 1.0 to top stack slot.
10944 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
10945 (unnamed peephole2 pattern): Remove corresponding peephole2
10946 pattern that optimizes tan insn and loading of constant 1.0.
10947 (tanxf2): Use fptanxf4_i387.
10948 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
10949 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
10950 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10951 disable patterns for SSE math.
10952 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
10953 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
10955 2007-01-18 Dirk Mueller <dmueller@suse.de>
10956 Richard Guenther <rguenther@suse.de>
10959 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
10960 * common.opt (Warray-bounds): Add new warning option.
10961 * c-opts.c (c_common_handle_option): Define -Warray-bounds
10963 * Makefile.in: make tree-vrp.o depend on toplev.h
10964 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
10966 (check_array_refs, check_array_bounds, check_array_ref): New.
10968 2007-01-18 Jan Hubicka <jh@suse.cz>
10970 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
10971 (execute_ssa_ccp): Return flags conditionally.
10972 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
10974 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
10976 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
10978 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
10979 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
10981 * Makefile.c (GTFILES): Add cfglayout.h.
10982 * gengtype.c (open_base_files): Likewise.
10983 * cfglayout.c (cfg_layout_function_footer,
10984 cfg_layout_function_header) Reindent to make gengtype happy.
10985 * cfglayout.h (cfg_layout_function_footer,
10986 cfg_layout_function_header): Add GTY(()) marker.
10988 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
10990 2007-01-18 Ben Elliston <bje@au.ibm.com>
10992 * genautomata.c (write_automata): Include xstrerror output in the
10993 error message if writing the DFA description file fails.
10995 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
10997 * config/mips/mips-protos.h (mips_output_external): Make it
10999 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
11000 * config/mips/mips.c (irix_output_external_libcall): Likewise.
11001 (extern_list): Likewise.
11002 (extern_head): Likewise.
11003 (TARGET_ASM_FILE_END): Likewise.
11004 (mips_file_end): Likewise.
11005 (mips_output_external): Rewritten.
11007 2007-01-18 Ben Elliston <bje@au.ibm.com>
11009 * genpreds.c (write_insn_preds_c): Only write out the function
11010 body for regclass_for_constraint if we have register constraints.
11012 2007-01-17 Tom Tromey <tromey@redhat.com>
11014 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
11015 * doc/install.texi (Testing): Use sourceware.org.
11016 (Binaries): Likewise.
11017 (Specific): Likewise.
11018 * doc/contrib.texi (Contributors): Use sourceware.org.
11020 2007-01-17 Anatoly Sokolov <aesok@post.ru>
11022 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
11023 (AVR_ENHANCED): Rename to ...
11024 (AVR_HAVE_MUL): ... new.
11025 (avr_enhanced_p): Rename to ...
11026 (avr_have_mul_p): ... new.
11027 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
11028 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
11029 * config/avr/avr.c (avr_enhanced_p): Rename to ...
11030 (avr_have_mul_p): ... new.
11031 (base_arch_s): Rename 'enhanced' to 'have_mul'.
11032 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
11033 'avr_enhanced_p' and 'enhanced'.
11034 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
11035 AVR_HAVE_MUL instead of AVR_ENHANCED.
11036 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11037 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
11038 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
11039 instead of AVR_ENHANCED.
11040 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11041 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
11042 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
11044 2007-01-17 Ian Lance Taylor <iant@google.com>
11046 * vec.h (VEC_reserve_exact): Define.
11047 (vec_gc_p_reserve_exact): Declare.
11048 (vec_gc_o_reserve_exact): Declare.
11049 (vec_heap_p_reserve_exact): Declare.
11050 (vec_heap_o_reserve_exact): Declare.
11051 (VEC_OP (T,A,reserve_exact)): New static inline function, three
11053 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
11054 negative parameter.
11055 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
11056 (VEC_OP (T,A,copy)) [all versions]: Likewise.
11057 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
11058 * vec.c (calculate_allocation): Add exact parameter. Change all
11060 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
11061 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
11062 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
11063 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
11064 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
11065 (vec_heap_p_reserve_exact): New function.
11066 (vec_heap_o_reserve_exact): New function.
11068 2007-01-17 Jan Hubicka <jh@suse.cz>
11070 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
11072 2007-01-17 Eric Christopher <echristo@apple.com>
11074 * config.gcc: Support core2 processor.
11076 2007-01-16 Jan Hubicka <jh@suse.cz>
11078 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
11079 the names, just unlink the chain so we don't crash on dangling pointers
11082 2007-01-16 Jan Hubicka <jh@suse.cz>
11084 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11085 * tree-pass.h: Reorder to make IPA passes appear toegher.
11086 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11087 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11088 parameters, do not call early inliner.
11089 * ipa-inline.c: Update comments. Include tree-flow.h
11090 (cgraph_decide_inlining): Do not compute inlining parameters.
11091 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11092 be called with function context set up.
11093 (pass_ipa_inline): Remove unreachable functions before pass.
11094 (cgraph_early_inlining): Simplify assuming to be called from the
11096 (pass_early_inline): New pass.
11097 (cgraph_gate_ipa_early_inlining): New gate.
11098 (pass_ipa_early_inline): Turn into simple wrapper.
11099 (compute_inline_parameters): New function.
11100 (gate_inline_passes): New gate.
11101 (pass_inline_parameters): New pass.
11102 (apply_inline): Move here from tree-optimize.c
11103 (pass_apply_inline): New pass.
11104 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11106 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11107 doing them by hand.
11108 (tree_function_versioning): Do not allocate dummy struct function.
11109 * tree-inline.h (optimize_inline_calls): Update prototype.
11110 * tree-optimize.c (execute_fixup_cfg): Export.
11111 (pass_fixup_cfg): Remove
11112 (tree_rest_of_compilation): Do not apply inlines.
11113 * tree-flow.h (execute_fixup_cfg): Declare.
11114 * Makefile.in (gt-passes.c): New.
11115 * passes.c: Include gt-passes.h
11116 (init_optimization_passes): New passes.
11117 (nnodes, order): New static vars.
11118 (do_per_function_toporder): New function.
11119 (execute_one_pass): Dump current pass here.
11120 (execute_ipa_pass_list): Don't dump current pass here.
11122 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11124 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11125 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11127 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11129 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11130 (strong_alias): Define.
11131 (__gcc_qmul): Provide non-FMA for soft-float.
11132 (__gcc_qdiv): Same.
11137 (__gcc_qunord): New.
11147 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11148 soft-float functions.
11149 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11150 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11151 about long double soft float.
11153 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11154 Tehila Meyzels <tehila@il.ibm.com>
11156 * tree-vectorizer.h (is_pattern_stmt_p): New.
11157 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11158 formatting (tabs instead of spaces). Cleanup and clarify setting
11159 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11160 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11161 (vectorizable_type_demotion): Check that types are integral.
11162 (vectorizable_type_promotion): Likewise.
11163 (vectorizable_store): Fix typo. Eliminate new-line at end of
11166 2007-01-16 Jan Hubicka <jh@suse.cz>
11168 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11171 2007-01-15 Eric Christopher <echristo@apple.com>
11173 * ifcvt.c: Include vec.h, vecprim.h.
11174 (check_cond_move_block): New argument regs.
11175 Reorganize. Add registers used to regs.
11176 (cond_move_process_if_block): Use regs set above as
11179 2007-01-15 Eric Christopher <echristo@apple.com>
11181 * config/darwin.h: Update copyright.
11182 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11183 (LINK_COMMAND_SPEC): Add -u.
11184 (LINK_SPEC): Fix umbrella for above.
11186 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11188 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11191 2007-01-15 Tom Tromey <tromey@redhat.com>
11193 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11194 * doc/install.texi (Testing): Don't mention jacks.
11195 (Configuration): Document --enable-java-maintainer-mode. Move
11196 --with-java-home to libgcj-specific section. Document
11198 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11200 2007-01-15 Jan Hubicka <jh@suse.cz>
11202 * tree-ssa-dce.c (DCE_TODOs): New.
11203 (propagate_necessity): Return if something changed.
11204 (eliminate_unnecessary_stmts): Likewise.
11205 (perform_tree_ssa_dce): Return TODO flags when needed.
11206 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11208 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11210 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11211 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11212 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11213 patterns using X87MODEF12 mode macro. Extend operand 1
11214 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11215 (log10<mode>2): Ditto.
11216 (log2<mode>2): Ditto.
11217 (log1p<mode>2): Ditto.
11218 (logb<mode>2): Ditto.
11219 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11220 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11221 (*fxtractxf3_i387): Rename from *fxtractxf3.
11222 (fxtract_extend<mode>xf3_i387): New insn pattern.
11223 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11224 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11225 and gen_fyl2xxf3_i387().
11227 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11229 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11230 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11231 get_loop_exit_edges. Changed return type to bool.
11232 * cfgloop.h (fix_loop_placement): Declaration removed.
11234 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11236 * param.h (MIN_VECT_LOOP_BOUND): New.
11237 * params.def (MIN_VECT_LOOP_BOUND): New.
11238 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11239 argument - minimum threshold for number of iterations.
11240 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11241 argument to declaration.
11242 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11243 MIN_VECT_LOOP_BOUND.
11244 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11245 slpeel_tree_peel_loop_to_edge with additional argument.
11246 (vect_do_peeling_for_alignment): Likewise.
11247 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11249 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11252 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11253 operands of size 1.
11255 2007-01-14 Jan Hubicka <jh@suse.cz>
11257 * tree-dfa.c (remove_referenced_var): New function.
11258 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11259 prune referenced vars list too.
11260 * tree-flow.h (remove_referenced_var): Declare.
11262 2007-01-14 Jan Hubicka <jh@suse.cz>
11264 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11266 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11267 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11268 * except.h (verify_eh_throw_table_statements): Kill prototype.
11269 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11270 into call exrepssions.
11271 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11273 * tree-cfg.c: Include pointer-set.h.
11274 (verify_node_sharing): Work on pointer set.
11275 (verify_eh_throw_stmt_node): New.
11276 (verify_stmts): Use pointers sets, verify throw_stmt.
11278 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11280 * ipa-reference.c (analyze_function): Consider also addresses taken
11283 2007-01-12 Roger Sayle <roger@eyesopen.com>
11285 * c-typeck.c (null_pointer_constant_p): Replace use of
11286 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11287 (build_c_cast): Likewise.
11289 2007-01-12 Roger Sayle <roger@eyesopen.com>
11291 * tree.h (force_fit_type_double): Remove unused final argument.
11292 * c-common.c (constant_expression_warning): Replace use of
11293 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11294 (convert_and_check): Likewise.
11295 (shorten_compare): Update call to force_fit_type_double.
11296 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11297 * convert.c (convert_to_pointer): Update call to
11298 force_fit_type_double.
11299 * fold-const.c (force_fit_type_double): Remove overflowed_const
11301 (int_const_binop, fold_convert_const_int_from_int,
11302 fold_convert_const_int_from_real, fold_div_compare,
11303 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11304 fold_abs_const, fold_not_const): Remove the final argument from
11305 calls to force_fit_type_double.
11307 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11309 * configure.ac: Set insn to "nop" for spu-*-* also.
11310 * configure: Regenerate.
11312 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11314 * builtins.def : Add BUILT_IN_FREE.
11316 2007-01-12 Jan Hubicka <jh@suse.cz>
11318 PR tree-optimization/30443
11319 * tree-inline.c (tree_function_versioning): Do not optimize when
11320 cloning for inlining.
11322 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11324 * doc/loop.texi: Document recording of loop exits.
11325 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11326 (update_single_exits_after_duplication,
11327 update_single_exit_for_duplicated_loop,
11328 update_single_exit_for_duplicated_loops): Removed.
11329 (duplicate_loop_to_header_edge): Do not call
11330 update_single_exits_after_duplication and
11331 update_single_exit_for_duplicated_loops.
11332 (loop_version): Do not update single_exit information.
11333 (fix_loop_structure): Use record_loop_exits instead of
11334 mark_single_exit_loops.
11335 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11336 the lists of loop exits.
11337 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11338 split_edge, merge_blocks): Update the lists of loop exits.
11339 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11340 loop_optimizer_init.
11341 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11342 of mark_single_exit_loops.
11343 (loop_optimizer_finalize): Call release_recorded_exits.
11344 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11345 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11346 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11347 update single exit information.
11348 * lambda-code.c (perfect_nestify): Ditto.
11349 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11350 (mark_single_exit_loops): Removed.
11351 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11352 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11353 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11355 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11356 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11357 (verify_loop_structure): Verify consistency of the exit lists.
11358 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11359 (set_single_exit): Removed.
11360 * cfgloop.h (struct loop_exit): New function.
11361 (struct loop): single_exit_ field replaced by exits field.
11362 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
11363 (struct loops): Added exits hash.
11364 (mark_single_exit_loops, set_single_exit): Declaration removed.
11365 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
11367 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11369 * doc/invoke.texi: Avoid use of @headitem.
11371 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11373 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
11375 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11377 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
11380 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11381 Richard Sandiford <richard@codesourcery.com>
11383 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
11384 * config/m68k/m68k.opt: Resort options.
11385 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
11387 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11388 Richard Sandiford <richard@codesourcery.com>
11390 * doc/invoke.texi: Document the macros that are defined by
11391 m68k's -mtune and -mhard-float options.
11392 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
11393 (m68k_cpp_cpu_family): Likewise.
11394 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
11395 of __ucfv*__ macros. Define __mcffpu__ if generating code for
11396 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
11397 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
11398 (m68k_cpp_cpu_family): Likewise.
11400 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11402 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
11403 macros besides mc68000 as tuning macros. Use a switch statement
11404 to set them and mcpu32.
11406 2007-01-12 Julian Brown <julian@codesourcery.com>
11408 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
11409 (TARGET_68040_ONLY): Rename to...
11410 (TARGET_68040): ...this.
11411 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
11412 * config/m68k/m68k.md: Likewise.
11414 2007-01-12 Julian Brown <julian@codesourcery.com>
11415 Nathan Sidwell <nathan@codesourcery.com>
11416 Richard Sandiford <richard@codesourcery.com>
11418 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
11419 the -mcpu= argument associated with the --with-cpu setting.
11420 Define M68K_DEFAULT_TUNE to the default -mtune= option,
11421 if different from the one implied by the -mcpu setting.
11422 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
11423 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
11424 * doc/invoke.texi: Mention ColdFire in the introduction to the
11425 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
11426 -mno-div and -mhard-float options. Make -m68881 a synonym for
11427 -mhard-float. Document the previously-undocumented -m5206e,
11428 -m528x, -m5307 and -m5407 options. Tweak the existing option
11429 documentation for consistency.
11430 * doc/install.texi: Mention new --with-cpu arguments.
11431 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
11432 default CPU if neither -mcpu nor -march are specified.
11433 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
11434 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
11435 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
11436 using m68k_tune to decide between families that implement the
11437 same ISA. Use m68k_tune to set __mcfv4e__.
11438 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
11439 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
11440 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
11441 (FL_ISA_C, FL_ISA_MMU): New macros.
11442 (MASK_COLDFIRE): Delete.
11443 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
11444 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
11445 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
11446 (TARGET_HARD_FLOAT): Do not define here.
11447 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
11448 (TUNE_68000): New macro.
11449 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
11450 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
11451 (TUNE_CFV2): Redefine in terms of m68k_tune.
11452 (uarch_type, target_device, fpu_type): New enums.
11453 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
11454 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
11455 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
11456 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
11457 (FL_FOR_isa_c): New macros.
11458 (m68k_isa): New enum.
11459 (m68k_target_selection): New structure.
11460 (all_devices, all_isas, all_microarchs): New tables.
11461 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
11462 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
11463 (MASK_ALL_CPU_BITS): Delete.
11464 (m68k_find_selection): New function.
11465 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
11466 Map the legacy target options to a combination of the new ones.
11467 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
11468 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
11469 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
11471 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
11472 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
11474 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
11475 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
11476 * config/m68k/m68k-devices.def: New file.
11478 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11479 Nathan Sidwell <nathan@codesourcery.com>
11481 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
11482 (SUBTARGET_EXTRA_SPECS): New macros.
11483 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
11484 use %(asm_cpu_spec) instead.
11485 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
11486 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
11487 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
11488 (EXTRA_SPECS): Rename to...
11489 (SUBTARGET_EXTRA_SPECS): ...this.
11491 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11492 Richard Sandiford <richard@codesourcery.com>
11493 Julian Brown <julian@codesourcery.com>
11495 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11496 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
11497 to the configuration's default CPU.
11498 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
11499 Remove default masks.
11500 (m680[012]0-*-*): Set the default with_cpu to the first part of
11502 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
11503 (m68k*-*-linux): Extend the --with-cpu handling to...
11504 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
11505 and m68010. Don't set target_cpu_default2.
11506 * doc/install.texi: Document --with-cpu for m68k.
11507 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
11508 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
11509 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
11510 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
11511 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
11512 (ASM_SPEC): Remove use of %(asm_cpu_default).
11513 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
11514 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
11515 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
11516 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
11517 __HAVE_FPU__ if TARGET_HARD_FLOAT.
11518 (TARGET_DEFAULT): Delete.
11519 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
11520 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
11521 (CPP_CPU_SPEC): Delete.
11522 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
11523 the appropriate string.
11524 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
11525 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
11526 (ASM_SPEC): Don't use %(asm_default_spec).
11527 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
11528 TARGET_DEFAULT and add MASK_68881.
11529 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
11531 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11533 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
11534 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
11535 MASK_68010 alongside MASK_68020.
11536 * doc/invoke.texi: Document -m68010.
11537 * config/m68k/m68k.opt (m68010): New.
11538 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
11540 (TUNE_68010): New macro.
11541 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
11542 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
11543 (M68K_CPU_m68332): Add MASK_68010.
11544 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
11545 fallback definition.
11546 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
11548 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
11549 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
11550 to all entries that use MASK_68020.
11551 (output_move_simode_const, output_move_himode, output_move_qimode)
11552 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
11553 instead of TARGET_68020 to select clr behavior. Remove comment
11554 about there being no TARGET_68010.
11555 * config/m68k/m68k.md: Likewise throughout.
11557 2007-01-12 Julian Brown <julian@codesourcery.com>
11559 * config/m68k/m68k.h (TARGET_ISAB): New macro.
11560 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
11561 * config/m68k/m68k.md: Likewise.
11563 2007-01-12 Julian Brown <julian@codesourcery.com>
11565 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
11566 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
11568 2007-01-12 Julian Brown <julian@codesourcery.com>
11570 * config/m68k/m68k.h (TUNE_68040_60): New macro.
11571 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
11572 * config/m68k/m68k.md: Likewise.
11574 2007-01-12 Julian Brown <julian@codesourcery.com>
11575 Richard Sandiford <richard@codesourcery.com>
11577 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
11578 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
11579 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
11581 (TARGET_CPU32): Rename to...
11582 (TUNE_CPU32): ...this.
11583 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
11584 (TUNE_CFV2): New macros.
11585 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
11586 remove conditions that are implied by TARGET_68020.
11587 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
11588 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
11589 (m68k_output_function_epilogue): Likewise.
11590 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
11591 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
11592 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
11593 non-68000 timings. Refactor multiplication and division costs.
11594 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
11595 TUNE_CPU32 instead of TARGET_CPU32.
11596 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
11597 and TUNE_68060 instead of TARGET_68060.
11598 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
11599 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
11601 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
11602 && !TARGET_COLDFIRE" to choose between moveq and clr.
11603 Likewise in the unnamed movsf pattern.
11604 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
11605 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
11608 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11610 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
11611 of tabbing before backslashes.
11613 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11615 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
11616 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
11617 (ASM_OUTPUT_INTERNAL_LABEL): Define.
11619 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11621 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
11622 find_interesting_uses_cond.
11623 (find_interesting_uses_cond): Use extract_cond_operands.
11624 (rewrite_use_compare): Use extract_cond_operands and
11625 force_gimple_operand_bsi. Do not call update_stmt.
11626 (determine_use_iv_cost_condition): Use extract_cond_operands.
11627 Return cheaper of using original bound and changing the exit bound.
11629 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11631 PR tree-optimization/29516
11632 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
11633 most_expensive_mult_to_index, addr_to_parts,
11634 create_mem_ref, maybe_fold_tmr): Make the type of
11635 fields of TARGET_MEM_REF sizetype.
11636 (move_fixed_address_to_symbol, move_pointer_to_base):
11638 * tree.def (TARGET_MEM_REF): Add comment on types of
11641 2007-01-11 Joseph Myers <joseph@codesourcery.com>
11643 * c-common.c (vector_types_convertible_p): Treat opaque types as
11644 always convertible if they have the same size, but not otherwise.
11646 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
11648 * ifcvt.c (struct noce_if_info): Add comments to the fields.
11649 Remove the b_unconditional field.
11650 (noce_try_sign_mask): Do not look at b_unconditional.
11651 (noce_process_if_block): Do not use merge_if_blocks. Update
11652 the CFG here. Do not set b_unconditional.
11653 (cond_move_process_if_block): Likewise.
11654 (find_cond_trap): Likewise.
11655 (check_cond_move_block): Require simple jump insns at the end
11656 of the basic block.
11658 2007-01-11 Jan Hubicka <jh@suse.cz>
11660 PR tree-optimization/1046
11661 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
11662 when alias info is not ready.
11663 (pass_tail_recursion): Do not require aliasing.
11664 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
11665 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
11666 * tree-ssa-copy.c (pass_copy_prop): Likewise.
11667 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
11668 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
11669 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
11670 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
11672 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
11673 When aliasing is not build, mark statement as volatile.
11675 2007-01-11 Tom Tromey <tromey@redhat.com>
11677 PR preprocessor/15185, PR preprocessor/20989:
11678 * doc/cppopts.texi <-MT>: Update description of algorithm for
11679 computing default target.
11680 <-M, -MD>: Reword "basename" text.
11682 2007-01-11 Roger Sayle <roger@eyesopen.com>
11684 * builtins.c (expand_builtin_pow, expand_builtin_powi,
11685 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
11686 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11687 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
11688 fold_builtin_bswap, real_constp, fold_builtin_pow,
11689 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
11690 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
11691 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11692 * convert.c (convert_to_pointer): Likewise.
11693 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11694 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
11695 const_binop, fold_convert_const_int_from_int,
11696 fold_convert_const_int_from_real,
11697 fold_convert_const_real_from_real, sign_bit_p,
11698 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
11699 fold_sign_changed_comparison, fold_unary, fold_comparison,
11700 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
11701 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11702 * print-tree.c (print_node_brief, print_node): Likewise.
11703 * stor-layout.c (place_field, layout_type): Likewise.
11704 * tree-chrec.c (keep_cast): Likewise.
11705 * tree.c (build_vector, build_real, build_real_from_int_cst,
11706 build_complex): Likewise.
11708 2007-01-11 Roger Sayle <roger@eyesopen.com>
11710 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
11711 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
11713 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
11715 * configure.ac (strict1_warn): Rename to strict_warn.
11716 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
11717 cc_set_by_configure, quoted_cc_set_by_configure,
11718 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
11719 all_boot_languages, all_stagestuff): Remove.
11720 (target_list): Remove bootstrap targets.
11721 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
11722 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
11723 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
11724 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
11725 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
11726 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
11727 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
11728 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
11729 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
11730 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
11731 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
11732 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
11733 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
11734 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
11735 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
11736 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
11737 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
11738 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
11739 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
11740 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
11741 (mostlyclean): Adjust.
11742 (clean, distclean): Don't mention bootstrap stuff.
11743 * configure: Regenerate.
11744 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
11745 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
11746 treelang/config-lang.in (stagestuff): Remove.
11747 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
11748 stageprofile, stagefeedback, stagestuff): Remove mention.
11750 2007-01-11 Nick Clifton <nickc@redhat.com>
11752 * config/mcore/predicates.md (mcore_general_movesrc_operand):
11754 (mcore_general_movdst_operand): Do not accept CONST_INTs.
11755 (mcore_arith_K_S_operand): Run the test for the S constraint not
11756 the test for the M constraint.
11757 (mcore_addsub_operand): Do not accept integer values that are
11758 larger than 32 bits.
11759 * config/mcore/mcore.md: Remove unused constraints from split.
11760 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
11761 (addsi3): Likewise.
11762 (allocate_stack): Likewise.
11763 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
11764 operands to 32 bits.
11765 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
11767 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
11768 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
11769 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
11770 mcore_output_bclri, mcore_output_andn, output_inline_const,
11771 mcore_output_move, mcore_output_movedouble): Likewise.
11772 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
11773 (output_inline_const): Likewise.
11774 (output_inline_const): Fix format strings used in sprintf
11776 * config/mcore/mcore-protos.h: Update prototypes for changed
11777 functions in mcore.c.
11778 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
11779 HOST_WIDE_INT and not int.
11780 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
11781 CONST_OK_FOR_N): Likewise.
11782 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
11783 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
11786 2007-01-10 Jan Hubicka <jh@suse.cz>
11788 * tree-vrp.c (remove_range_assertions): Release defs.
11789 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
11790 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
11792 2007-01-10 Paul Brook <paul@codesourcery.com>
11794 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
11795 * config/arm/arm.md (mulsi3subsi): New insn.
11797 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
11799 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
11800 (tree_transform_and_unroll_loop): New.
11801 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
11804 2007-01-10 Robert Kennedy <jimbob@google.com>
11806 * fold-const.c (fold_comparison): Fold comparisons like (x *
11807 1000 < 0) to (x < 0).
11809 2007-01-10 Ian Lance Taylor <iant@google.com>
11811 * tree-pretty-print.c (dump_generic_node): Print parentheses when
11812 operands have the same priority.
11814 2007-01-10 Tom Tromey <tromey@redhat.com>
11816 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
11817 (fold_binary): Likewise.
11818 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
11819 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
11820 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
11821 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
11822 * langhooks.h (struct lang_hooks): Removed field
11823 'can_use_bit_fields_p'.
11825 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
11827 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
11829 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
11831 * function.c (get_last_funcdef_no): New function.
11832 * function.h (get_last_funcdef_no): Declare.
11833 * tree-inline.c (initialize_cfun): Add initialization.
11834 (tree_function_versioning): Cleanup.
11836 2007-01-10 Jan Hubicka <jh@suse.cz>
11838 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
11841 2007-01-10 Sa Liu <saliu@de.ibm.com>
11842 Ben Elliston <bje@au.ibm.com>
11844 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
11845 for SAVE_NONLOCAL and Pmode for any other save level.
11846 * spu-protos.h (spu_restore_stack_block): Declare.
11847 * spu.md (save_stack_block): Remove.
11848 (restore_stack_block): Call spu_restore_stack_block.
11849 * spu.c (spu_restore_stack_block): New function.
11850 (spu_expand_epilogue): Remove old comment.
11852 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11854 PR tree-optimization/30322
11855 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
11856 (cand_value_at): Return the value as aff_tree.
11857 (may_eliminate_iv): Convert the bound from aff_tree to tree.
11858 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
11859 aff_combination_mult): New functions.
11860 (aff_combination_add): Use aff_combination_add_cst.
11861 (aff_combination_convert): Allow conversions to a wider type.
11862 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
11863 * tree-affine.h (aff_combination_mult): Declare.
11865 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
11867 * doc/tm.texi: Update documentation to reflect reality of exec
11868 and start file search behaviours. Update copyright year.
11869 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
11870 header file directories.
11872 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
11874 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
11875 (*cosxf2): Rename to cosxf2_i387.
11876 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
11877 using X87MODEF12 mode macro. Rename patterns to
11878 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
11880 (*cosdf2, *cossf2): Ditto.
11881 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
11882 to match extended input operands.
11883 (sincos<mode>3): New expander.
11884 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
11885 insn patterns and corresponding splitters.
11887 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
11889 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
11890 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
11892 2007-01-09 Nicolas Pitre <nico@cam.org>
11895 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
11897 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11899 * target.h (struct gcc_target): New field library_rtti_comdat.
11900 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
11901 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
11902 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
11903 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
11905 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11907 * doc/invoke.texi (Optimize Options): Correct description of -O0.
11909 2007-01-08 Richard Guenther <rguenther@suse.de>
11911 * tree.h (force_fit_type_double): Export.
11912 (force_fit_type): Remove.
11913 * fold-const.c (force_fit_type_double): New function.
11914 (force_fit_type): Remove.
11915 (int_const_binop): Use it.
11916 (fold_convert_const_int_from_int): Likewise.
11917 (fold_convert_const_int_from_real): Likewise.
11918 (fold_div_compare): Likewise.
11919 (fold_sign_changed_comparison): Likewise.
11920 (fold_unary): Likewise.
11921 (fold_negate_const): Likewise.
11922 (fold_abs_const): Likewise.
11923 (fold_not_const): Likewise.
11924 * c-common.c (shorten_compare): Use force_fit_type_double.
11925 * convert.c (convert_to_pointer): Likewise.
11927 2007-01-08 Richard Guenther <rguenther@suse.de>
11929 * tree.h (build_int_cst_wide_type): Export.
11930 * tree.c (build_int_cst_wide_type): New function.
11931 (build_int_cst_wide): Fix comment.
11932 * builtins.c (fold_builtin_object_size): Use build_int_cst
11933 to build -1 or 0 of the correct type. Use fit_double_type
11934 to check for overflow.
11935 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
11937 (decode_field_reference): Likewise.
11938 (all_ones_mask_p): Likewise.
11939 (native_interpret_int): Use build_int_cst_wide_type.
11940 (fold_binary): Use build_int_cst_type to build an all-ones
11942 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
11944 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
11946 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
11948 2007-01-09 Ben Elliston <bje@au.ibm.com>
11950 * genautomata.c (STATS_OPTION): New option.
11951 (stats_flag): New flag.
11952 (gen_automata_option): Handle it.
11953 (initiate_automaton_gen): Ditto.
11954 (write_automata): Output statistics only if stats_flag is
11955 set. Likewise, output time statistics only if time_flag is set.
11956 * doc/md.texi (Processor pipeline description): Document new flag.
11958 2007-01-08 Richard Guenther <rguenther@suse.de>
11960 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
11961 * tree.c (build_int_cst_type): Likewise.
11962 (size_in_bytes): Don't call force_fit_type on the result.
11963 (int_fits_type_p): Use fit_double_type.
11964 * fold-const.c (fit_double_type): New function.
11965 (force_fit_type): Use it.
11966 * tree.h (fit_double_type): Export.
11968 2007-01-08 Jan Hubicka <jh@suse.cz>
11970 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
11971 * ipa.c (function_and_variable_visibility): Fix return type.
11973 2007-01-08 Richard Guenther <rguenther@suse.de>
11975 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
11976 of offset to build the index.
11977 * tree-pretty-print.c (dump_generic_node): Don't build negated
11978 const just for printing.
11979 * c-pretty-print.c (pp_c_integer_constant): Likewise.
11980 * builtins.c (fold_builtin_int_roundingfn): Check if result
11981 fits the type by using force_fit_type and comparing the result.
11982 * predict.c (predict_loops): Use compare_tree_int for comparison.
11983 * tree.c (build_int_cst): Fall back to integer_type_node for
11985 (build_int_cst_wide): Assert type is non-null.
11987 2007-01-08 Roberto Costa <roberto.costa@st.com>
11989 * tree-vrp.c (extract_range_from_cond_expr): New.
11990 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
11991 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
11993 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
11994 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
11995 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
11996 used as expressions.
11997 * tree-object-size.c (cond_expr_object_size): New.
11998 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
12000 2007-01-08 Jan Hubicka <jh@suse.cz>
12002 * tree-ssa-forwprop.c (forward_propagate_into_cond,
12003 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
12006 2007-01-08 Richard Guenther <rguenther@suse.de>
12008 PR tree-optimization/23603
12009 * tree-vrp.c (set_value_range_to_truthvalue): New function.
12010 (extract_range_from_binary): Fall back to truthvalue instead of
12011 varying for TRUTH_*_EXPR.
12012 (extract_range_from_comparison): Fall back to truthvalue instead of
12014 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
12015 if all visited PHI values were constant.
12017 2007-01-08 Jan Hubicka <jh@suse.cz>
12019 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
12020 (cgraph_analyze_function): break out from ...
12021 (cgraph_finalize_compilation_unit): ... here.
12022 (cgraph_expand_function): Remove forgoten commented out line.
12023 (cgraph_optimize): Analyze functions.
12025 2007-01-08 Jan Hubicka <jh@suse.cz>
12027 * tree-pas.h (TODO_remove_function): New flag.
12028 (TODO_update*): Renumber.
12029 (pass_ipa_increase_alignment,
12030 pass_ipa_function_and_variable_visibility): New passes.
12031 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
12032 (cgraph_function_and_variable_visibility): Move to ipa.c
12033 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
12034 cgraph_increase_alignment.
12035 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
12036 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
12037 calling tree-inline.
12038 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
12039 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
12040 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
12041 (gate_increase_alignment): New function.
12042 (pass_ipa_increase_alignment): New pass.
12043 * ipa.c: Inline tree-pass.h and timevar.h
12044 (function_and_variable_visibility): Move here from cgraphunit.c
12045 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
12046 * passes.c (init_optimization_passes): Add the two new passes.
12047 (execute_todo): Handle cgraph_remove_functions.
12049 2007-01-08 Nick Clifton <nickc@redhat.com>
12051 * config/frv/predicates.md (reg_or_0_operand): Accept
12054 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
12056 * config/bfin/rtems.h, config/bfin/t-rtems: New.
12057 * config.gcc: Add bfin*-rtems*.
12059 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12061 * c.opt: Add -flax-vector-conversions.
12062 * c-typeck.c (convert_for_assignment): Pass flag to
12063 vector_types_convertible_p to allow emission of note.
12064 (digest_init): Likewise.
12065 * c-opts.c: Handle -flax-vector-conversions.
12066 * c-common.c (flag_lax_vector_conversions): New.
12067 (vector_types_convertible_p): Unless -flax-vector conversions
12068 has been passed, disallow conversions between vectors with
12069 differing numbers of subparts and/or element types. If such
12070 a conversion is disallowed, possibly emit a note on the first
12071 occasion only to inform the user of -flax-vector-conversions.
12072 The new last argument specifies this.
12073 * c-common.h (flag_lax_vector_conversions): New.
12074 (vector_types_convertible_p): Add extra argument.
12075 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
12076 char_type_node for V*QI type vectors.
12077 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
12078 Update to satisfy new typechecking rules.
12079 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
12080 C and C++ variants.
12081 * doc/invoke.texi (C Dialect Options): Document
12082 -flax-vector-conversions.
12084 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12086 PR tree-optimization/29877
12087 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12088 a register variable on the RHS to not be replaceable.
12090 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12091 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12092 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12093 const_simm15, const_pow2, const_npow2): Added.
12094 * config/score/misc.md (insv, extv, extzv, movmemsi,
12095 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12096 * config/score/score.c (score_address_cost, score_select_cc_mode):
12098 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12099 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12100 Update score_print_operand.
12101 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12102 Adjust register allocate order and update some macro define.
12103 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12104 mdx_block_move_straight, mdx_block_move_loop_head,
12105 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12106 mdx_block_move): Added.
12107 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12108 mdp_limm): Updated and fix some bug and typo.
12109 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12110 (movsf, movdf, doloop_end): Added.
12112 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12114 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12115 config/arm/thumb2.md: Fix comment typos.
12116 * doc/extend.texi: Fix a typo.
12118 2007-01-07 Eric Christopher <echristo@apple.com>
12120 * configure.ac: Check for __stack_chk_fail for darwin.
12121 * configure: Regenerate.
12123 2007-01-07 Richard Guenther <rguenther@suse.de>
12125 * tree-vrp.c (extract_range_from_assert): CSE calls to
12126 compare_values where possible.
12127 (extract_range_from_unary_expr): Likewise.
12129 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12131 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12132 * config/avr/avr.c (call_insn_operand): Delete function.
12133 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12134 instead of register number. Use predicates.
12135 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12136 call_insn_operand): Add.
12138 2007-01-06 Jan Hubicka <jh@suse.cz>
12140 * tree-pass.h (pass_build_cgraph_edges): Declare.
12141 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12142 (visited_nodes): Remove.
12143 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12144 build_cgrpah_edges; make visited_nodes local.
12145 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12146 (record_references_in_initializer): Move to cgraphbuild.c
12147 (initialize_inline_failed, rebuild_cgraph_edges,
12148 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12149 (verify_cgraph_node): Make visited_nodes local.
12150 (cgraph_analyze_function): Do not call cgraph_create_edges and
12151 initialize_inline_failed.
12152 (cgraph_expand_function): Do not call cgraph_lower_function;
12153 assert that function is already lowered.
12154 * Makefile.in (cgraphbuild.o): New.
12155 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12156 at the end of lowering passes.
12158 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12160 * ifcvt.c (cond_move_convert_if_block): New function, code
12161 factored out from...
12162 (cond_move_process_if_block): ...here. Call the new function
12163 on the THEN and ELSE blocks.
12164 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12165 already takes care of this.
12167 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12170 * tree.h (TREE_OVERFLOW_P): New.
12171 * c-typeck.c (parser_build_unary_op): Warn only if result
12172 overflowed and operands did not.
12173 (parser_build_binary_op): Likewise.
12174 (convert_for_assignment): Remove redundant overflow_warning.
12175 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12177 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12179 * c-typeck.c (store_init_value): Split over two lines to follow
12180 the GNU coding style.
12182 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12184 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12185 __GXX_EXPERIMENTAL_CXX0X__.
12186 * doc/cpp.texi: Same.
12188 2007-01-05 Richard Guenther <rguenther@suse.de>
12190 PR middle-end/27826
12191 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12192 with mismatched types. Instead explicitly build a
12193 conversion NOP_EXPR.
12195 2007-01-05 Ian Lance Taylor <iant@google.com>
12197 * c-common.c (decl_with_nonnull_addr_p): New function.
12198 (c_common_truthvalue_conversion): Call it.
12199 * c-typeck.c (build_binary_op): Likewise.
12200 * c-common.h (decl_with_nonnull_addr_p): Declare.
12202 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12205 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12208 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12210 * doc/install.texi (Final install): Document the fact that
12211 the GNAT runtime should not be stripped.
12213 2007-01-04 Jan Hubicka <jh@suse.cz>
12215 * tree-inline.c (fold_marked_statements): Update operand caches
12216 and EH after folding
12218 2007-01-04 Ian Lance Taylor <iant@google.com>
12220 * c-common.c (check_function_nonnull): Whitespace fix.
12222 2007-01-04 Jan Hubicka <jh@suse.cz>
12224 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12225 comitted older version of patch.
12226 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12227 function, celanup cfg and collect garbage.
12229 2007-01-04 Mike Stump <mrs@apple.com>
12231 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12234 2007-01-04 Eric Christopher <echristo@apple.com>
12236 * libgcc2.c (__bswapsi2): Use SItype.
12237 (__bswapdi2): Use DItype.
12238 * libgcc2.h: Update for above.
12240 2007-01-04 Paul Brook <paul@codesourcery.com>
12242 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12243 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12244 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12245 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12246 umulsi3_highpart): Make conditional on !arm_arch6.
12247 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12248 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12249 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12250 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12251 umulsi3_highpart_v6): New insns.
12253 2007-01-04 Roger Sayle <roger@eyesopen.com>
12255 * fold-const.c (fold_convert): When casting an expression to void,
12256 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12257 have a type. Instead of attempting to build a NOP_EXPR, return
12258 these "special" trees directly.
12260 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12262 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12263 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12264 rs6000_cost->fp not 0 as adjustment for outer NEG.
12266 2007-01-04 Jan Hubicka <jh@suse.cz>
12268 * cgraph.c (cgraph_release_function_body): New function.
12269 (cgraph_remove_node): Use it.
12270 * cgraph.h (cgraph_release_function_body): Declare.
12271 * cgraphunit.c (cgraph_expand_function): Use it.
12272 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12273 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12274 is initialized and while compilation of other function is running.
12275 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12276 statement CFG annotations from here to ...
12277 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12279 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12281 * cfgloop.h (enum li_flags): Make the constants powers of two.
12283 2007-01-04 Jan Hubicka <jh@suse.cz>
12285 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12287 (fold_marked_statements): New function.
12288 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12289 * tree-inline.h (copy_body_data): Add statements_to_fold.
12291 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12293 * config.gcc: Mention libgcc/config.host.
12294 * Makefile.in: Update comments mentioning libgcc.
12295 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12296 (all.cross, start.encap, rest.encap, rest.cross): Update
12297 dependencies for libgcc move.
12298 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12299 (clean-target, clean-target-libgcc): Delete.
12300 (srcdirify, GCC_EXTRA_PARTS): New macros.
12301 (libgcc-support, libgcc.mvars): New rules.
12302 (distclean): Remove mention of mklibgcc.
12303 (install): Don't reference INSTALL_LIBGCC.
12304 (install-common): Don't reference EXTRA_PARTS.
12305 (install-libgcc, install-multilib): Delete rules.
12306 * mklibgcc.in: Delete file.
12307 * doc/configfiles.texi: Don't mention mklibgcc.
12309 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12310 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12311 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12312 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12313 (mklibgcc, ldblspecs): Likewise.
12315 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12316 (posixpre.def): Use $(T).
12317 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12318 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12319 (SHLIB_LINK): Make dummy.
12320 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12322 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12324 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12325 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12326 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12327 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12329 * configure.ac (all_outputs): Remove mklibgcc.
12330 * configure: Regenerated.
12332 2007-01-03 Josh Conner <jconner@apple.com>
12334 PR middle-end/29683
12335 * calls.c (compute_argument_addresses): Set stack and stack_slot
12336 for partial args, too.
12337 (store_one_arg): Use locate.size.constant for the size when
12338 generating a save_area.
12340 2007-01-03 Robert Kennedy <jimbob@google.com>
12342 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12343 whose definitions are deleted due to basic block merging.
12345 2007-01-03 Paul Brook <paul@codesourcery.com>
12348 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12350 (use_return_insn): Return 0 for Thumb interrupt functions.
12351 (print_multi_reg): Add rfe argument for IRQ returns.
12352 (arm_output_epilogue): Pop interrupt return address directly into PC.
12353 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12355 2007-01-03 Paul Brook <paul@codesourcery.com>
12357 Merge from sourcerygxx-4_1.
12358 * config/arm/thumb2.md: New file.
12359 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
12361 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
12362 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12363 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
12364 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
12366 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12367 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
12369 * config/arm/ieee754-sf.S: Ditto.
12370 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
12371 (thumb1_base_register_rtx_p): ... to this.
12372 (thumb_index_register_rtx_p): Rename...
12373 (thumb1_index_register_rtx_p): ... to this.
12374 (thumb_output_function_prologue): Rename...
12375 (thumb1_output_function_prologue): ... to this.
12376 (thumb_legitimate_address_p): Rename...
12377 (thumb1_legitimate_address_p): ... to this.
12378 (thumb_rtx_costs): Rename...
12379 (thumb1_rtx_costs): ... to this.
12380 (thumb_compute_save_reg_mask): Rename...
12381 (thumb1_compute_save_reg_mask): ... to this.
12382 (thumb_final_prescan_insn): Rename...
12383 (thumb1_final_prescan_insn): ... to this.
12384 (thumb_expand_epilogue): Rename...
12385 (thumb1_expand_epilogue): ... to this.
12386 (arm_unwind_emit_stm): Rename...
12387 (arm_unwind_emit_sequence): ... to this.
12388 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
12389 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
12390 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
12391 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
12392 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
12393 thumb2_output_casesi): New functions.
12394 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
12395 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
12396 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
12397 THUMB2_WORK_REGS): Define.
12398 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
12399 arm_condexec_mask, arm_condexec_masklen)): New variables.
12400 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
12401 (arm_override_options): Check new CPU capabilities.
12402 Set new architecture flag variables.
12403 (arm_isr_value): Handle v7m interrupt functions.
12404 (user_return_insn): Return 0 for v7m interrupt functions. Handle
12406 (const_ok_for_arm): Handle Thumb-2 constants.
12407 (arm_gen_constant): Ditto. Use movw when available.
12408 (arm_function_ok_for_sibcall): Return false for v7m interrupt
12410 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
12411 (thumb_find_work_register, arm_load_pic_register,
12412 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
12413 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
12414 print_multi_reg, output_mov_long_double_fpa_from_arm,
12415 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
12416 output_mov_double_fpa_from_arm, output_move_double,
12417 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
12418 output_return_instruction, arm_output_function_prologue,
12419 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
12420 arm_output_mi_thunk, thumb_set_return_address): Ditto.
12421 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
12422 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
12423 (arithmetic_instr, shift_op): Use arm_shift_nmem.
12424 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
12426 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
12427 (thumb_expand_prologue): Use thumb_set_frame_pointer.
12428 (arm_file_start): Output directive for unified syntax.
12429 (arm_unwind_emit_set): Handle stack alignment instruction.
12430 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
12431 Add v6t2, v7, v7a, v7r and v7m.
12432 (RETLDM): Add Thumb-2 code.
12433 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
12434 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
12435 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
12436 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
12437 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
12438 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
12439 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
12440 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
12441 ADJUST_INSN_LENGTH): Define.
12442 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
12443 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
12444 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
12445 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
12446 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
12447 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
12448 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
12449 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
12450 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
12451 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
12452 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
12453 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
12454 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
12455 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
12456 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
12457 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
12458 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
12460 * config/arm/arm-tune.md: Regenerate.
12461 * config/arm/arm-protos.h: Update prototypes.
12462 * config/arm/vfp.md: Enable patterns for Thumb-2.
12463 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
12464 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
12465 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
12466 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
12467 * config/arm/libunwind.S: Add Thumb-2 code.
12468 * config/arm/constraints.md: Update include Thumb-2.
12469 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
12470 * config/arm/ieee754-df.S: Ditto.
12471 * config/arm/bpabi.S: Ditto.
12472 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
12473 * config/arm/predicates.md (low_register_operand,
12474 low_reg_or_int_operand, thumb_16bit_operator): New.
12475 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
12476 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
12477 * config/arm/t-arm-elf: Add armv7 multilib.
12478 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
12480 (UNSPEC_STACK_ALIGN, ce_count): New.
12481 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
12482 arm_zero_extendsidi2, arm_zero_extendqidi2): New
12484 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
12485 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
12486 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
12487 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
12488 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
12489 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
12491 * doc/extend.texi: Document ARMv7-M interrupt functions.
12492 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
12494 2007-01-03 Jakub Jelinek <jakub@redhat.com>
12496 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
12497 (struct _Unwind_Context): Rename args_size to flags, remove
12498 signal_frame field, add a new args_size field and version field.
12499 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
12500 _Unwind_IsExtendedContext): New inline functions.
12501 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
12502 Assume by_value array is only present if _Unwind_IsExtendedContext.
12503 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
12504 _Unwind_IsSignalFrame.
12505 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
12506 (uw_update_context_1): Use _Unwind_SetSignalFrame.
12507 (uw_init_context_1): Initialize context->flags to
12508 EXTENDED_CONTEXT_BIT.
12509 * config/rs6000/linux-unwind.h (frob_update_context): Use
12510 _Unwind_SetSignalFrame.
12512 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12514 PR middle-end/30353
12515 * gimplify.c (gimplify_modify_expr_complex_part): Move below
12516 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
12519 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
12521 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
12522 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
12523 RET, AT_SP): Remove.
12524 * config/i386/i386.md (*sse_prologue_save_insn): Use return
12527 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12528 * cfgbuild.c (find_basic_blocks): Likewise.
12529 * cfgrtl.c (rtl_create_basic_block): Likewise.
12530 * function.c (temp_slots_at_level): Likewise.
12531 * reg-stack.c (stack_regs_mentioned): Likewise.
12532 * regclass.c (allocate_reg_info): Likewise.
12533 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12534 set_bb_for_stmt, move_block_to_fn): Likewise.
12535 * tree-complex.c (tree_lower_complex): Likewise.
12536 * vec.h (VEC_safe_grow_cleared): New.
12538 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
12540 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
12542 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
12543 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
12545 * cfgloopmanip.c (scale_loop_frequencies): Export.
12546 (loopify): Scale the frequencies by prescribed coefficients.
12547 (set_zero_probability): New function.
12548 (duplicate_loop_to_header_edge): Improve updating of frequencies.
12549 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
12550 and frequencies according to arguments.
12551 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
12553 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
12554 * modulo-sched.c (sms_schedule): Set probabilities for entering
12555 versioned loop correctly.
12556 * tree-vect-transform.c (vect_transform_loop): Ditto.
12557 * cfgloop.h (loopify, loop_version): Declaration changed.
12558 (scale_loop_frequencies): Declared.
12560 2007-01-02 Jan Hubicka <jh@suse.cz>
12562 * cgraph.c: Include tree-flow.h
12563 (cgraph_add_new-function): Handle IPA_SSA mode; execute
12564 early_local_passes.
12565 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
12566 * tree-pass.h (pass_all_early_optimizations): Declare.
12567 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
12568 early_local_passes.
12569 (cgraph_analyze_function): Do early_local_passes.
12570 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12571 Do not add referenced vars.
12572 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
12574 (gate_all_early_local_passes): New gate.
12575 (pass_early_local_passes): Use new gate.
12576 (execute_early_local_optimizations): New functions.
12577 (gate_all_early_optimizations): New gate.
12578 (pass_all_early_optimizations): New pass.
12579 (execute_free_datastructures): Free SSA only when initialized.
12580 (gate_init_datastructures): Init only when optimizing.
12581 (tree_lowering_passes): Do early local passes when called late.
12582 * tree-profile.c (do_tree_profiling): Don't profile functions added
12584 (do_early_tree_profiling, pass_early_tree_profile): Kill.
12585 * tree-cfg.c (update_modified_stmts): Do not update when operands are
12587 * passes.c (init_optimizations_passes): Reorder so we go into SSA
12588 during early_local_passes.
12589 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
12592 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12594 * Makefile.in: Update copyright year.
12596 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12598 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
12599 in $(lang_checks) and check-consistency targets.
12601 2007-01-02 Jan Hubicka <jh@suse.cz>
12603 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12604 Do not add referenced vars.
12605 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
12607 * passes.c (init_optimization_passes): Put mudflap_2 after
12608 free_datastructures.
12610 2007-01-02 Jan Hubicka <jh@suse.cz>
12612 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
12613 Set NOTHROW flag on call statements proved to be nothrow.
12614 Update statement of local calls so new pure/const functions are
12615 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
12617 (tree_rest_of_compilation): Register hooks and initialize bitmap
12618 early. Do not set after_inlining flag.
12620 2007-01-02 Steve Ellcey <sje@cup.hp.com>
12622 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
12623 HOST_BITS_PER_LONGLONG
12625 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12628 * c-typeck.c (store_init_value): Don't emit pedantic overflow
12629 warning for non-static initializers.
12631 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
12633 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
12634 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
12635 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
12636 Always use set_unique_reg_note to add REG_EQUAL notes.
12638 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12641 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12643 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12644 * cfgbuild.c (find_basic_blocks): Likewise.
12645 * cfgrtl.c (rtl_create_basic_block): Likewise.
12646 * function.c (temp_slots_at_level): Likewise.
12647 * reg-stack.c (stack_regs_mentioned): Likewise.
12648 * regclass.c (allocate_reg_info): Likewise.
12649 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12650 set_bb_for_stmt, move_block_to_fn): Likewise.
12651 * tree-complex.c (tree_lower_complex): Likewise.
12652 * vec.h (VEC_safe_grow_cleared): New.
12654 2007-01-02 Ian Lance Taylor <iant@google.com>
12656 * c-common.c (c_common_truthvalue_conversion): When warning about
12657 using an assignment as a truth value, set TREE_NO_WARNING.
12659 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12662 * c.opt (Wold-style-declaration): New.
12663 * doc/invoke.texi (C-only Warning Options): New.
12664 (Wold-style-declaration): Document it.
12665 (Wextra): Enabled by -Wextra.
12666 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12667 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
12668 -Wold-style-declaration.
12670 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12672 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12673 * cfgbuild.c (find_basic_blocks): Likewise.
12674 * cfgrtl.c (rtl_create_basic_block): Likewise.
12675 * function.c (temp_slots_at_level): Likewise.
12676 * reg-stack.c (stack_regs_mentioned): Likewise.
12677 * regclass.c (allocate_reg_info): Likewise.
12678 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12679 set_bb_for_stmt, move_block_to_fn): Likewise.
12680 * tree-complex.c (tree_lower_complex): Likewise.
12681 * vec.h (VEC_safe_grow_cleared): New.
12683 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
12685 * c-common.c (c_common_nodes_and_builtins): Since variants of
12686 void_type_node get built before it is given a name, we need to
12687 give those variants the name, too.
12688 (complete_array_type): We need to work with the canonical main
12689 type of the array, from which we will build the qualified version.
12690 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
12691 * print-tree.c (print_node): Display canonical type information
12693 * stor-layout.c (layout_type): When we don't know the
12694 alignment of a type for which we're building an array, we end up
12695 guessing wrong, so make the type require structural equality.
12696 * tree.c (make_node_stat): When we build a new type, it is its
12697 own canonical type.
12698 (build_type_attribute_qual_variant): When building an attribute
12699 variant, its canonical type is the non-attribute variant. However,
12700 if the attributes are target-dependent and they differ, we need to
12701 use structural equality checks for this type.
12702 (build_qualified_type): A qualified type is not equivalent to its
12703 unqualified variant; set the canonical type appropriately.
12704 (build_distinct_type_copy): When building a distinct type from
12705 another type, the new type is its own canonical type.
12706 (build_variant_type_copy): When building a new type variant, we
12707 assume that it is equivalent to the original type.
12708 (build_pointer_type_for_mode): When building a pointer type, also
12709 build a canonical type pointer.
12710 (build_reference_type_for_mode): When building a reference type,
12711 also build a canonical type reference.
12712 (build_index_type): When we can't hash an index type (e.g.,
12713 because its maximum value is negative), the index type requires
12714 structural equality tests.
12715 (build_array_type): Build the canonical form of an array type.
12716 (build_function_type): Function types require structural equality,
12717 because they contain default arguments, attributes, etc.
12718 (build_method_type_directly): Ditto for method types.
12719 (build_offset_type): Build the canonical offset type.
12720 (build_complex_type): Build the canonical vector type.
12721 (make_vector_type): Build the canonical vector type.
12722 * tree.h (TYPE_CANONICAL): New.
12723 (TYPE_STRUCTURAL_EQUALITY_P): New.
12724 (SET_TYPE_STRUCTURAL_EQUALITY): New.
12725 (struct tree_type): Added "canonical" field.
12726 * params.h (VERIFY_CANONICAL_TYPES): New.
12727 * doc/c-tree.texi (TYPE_CANONICAL): Document.
12728 (TYPE_STRUCTURAL_EQUALITY_P): Document.
12729 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
12730 * doc/invoke.texi (verify-canonical-types): Document --param
12731 parameter for verifying canonical types.
12733 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12735 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
12736 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
12737 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
12738 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
12740 * config/rs6000/e500.h: New.
12741 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
12742 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
12744 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
12745 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
12746 TARGET_E500_DOUBLE): Remove.
12747 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
12748 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
12749 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
12750 * config/rs6000/rs6000.c (rs6000_override_options): Use
12751 CHECK_E500_OPTIONS.
12753 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12755 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
12756 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
12757 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
12758 rs6000_emit_cmove): Don't check TARGET_E500.
12759 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
12760 sordered): Don't check TARGET_E500.
12762 2007-01-01 Eric Christopher <echristo@apple.com>
12764 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
12765 HARD_REGISTER_NUM_P.
12767 2007-01-01 Roger Sayle <roger@eyesopen.com>
12769 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
12770 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
12771 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
12774 2007-01-01 Mike Stump <mrs@apple.com>
12776 * configure.ac: Remove support for building with Apple's gcc-3.1.
12778 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12780 PR middle-end/30311
12781 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
12782 REG is a hard register. Do not modify REG before calling
12784 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
12785 multiple of the size of YMODE for certain lowpart cases.
12787 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12789 PR middle-end/30253
12790 * gimplify (voidify_wrapper_expr): Update for
12791 GIMPLE_MODIFY_STMT.
12793 2007-01-01 Andreas Schwab <schwab@suse.de>
12796 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
12797 save of BR0 in extra_spill_size instead of spill_size.
12798 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
12800 (ia64_expand_epilogue): Restore BR0 from its new location.
12802 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12804 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
12805 Use a temporary variable if the left hand side is not a gimple
12808 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12810 * gimplify.c (gimplify_return_expr): Make the temporary variable
12811 for the return expression, a gimple register variable.
12813 2007-01-01 Jan Hubicka <jh@suse.cz>
12815 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
12818 2007-01-01 Mike Stump <mrs@apple.com>
12820 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
12822 * config/darwin.c (machopic_select_rtx_section): Use
12823 HAVE_GAS_LITERAL16.
12824 (darwin_mergeable_constant_section): Likewise.
12825 * configure: Regenerate.
12826 * config.in: Regenerate.
12828 2007-01-01 Jan Hubicka <jh@suse.cz>
12829 Andrew Pinski <pinskia@gmail.com>
12831 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
12832 before starting IPA passes.