1 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
3 PR rtl-optimization/28011
4 * reload.c (push_reload): Set dont_share if IN appears in OUT
5 also when IN is a PLUS rtx.
6 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
9 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
11 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
12 call unshare_all_decls.
13 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
14 (unshare_all_decls): Remove.
16 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
19 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
22 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
23 Nigel Stephens <nigel@mips.com>
25 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
26 Update comments and all uses.
27 (MIN_FPRS_PER_FMT): Define.
28 * config/mips/mips.c (function_arg): Fix to correctly handle
29 the -mips32r2 -mfp64 -mabi=32 case.
30 (override_options): Enable use of odd-numbered registers for
31 SFmode values on MIPS32.
32 (mips_save_reg_p): Save whole floating-point register pair if
34 (compute_frame_size): Fix comment.
36 2007-05-08 Jie Zhang <jie.zhang@analog.com>
38 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
39 argument of type bool.
40 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
41 argument. Safely select temporary P register according to it.
42 (do_link): Change call site of add_to_reg accordingly.
43 (do_unlink): Add epilogue_p as a fourth argument and pass it
45 (expand_interrupt_handler_epilogue): Change call of do_unlink
47 (bfin_expand_prologue): Add a third argument sibcall_p.
48 * config/bfin/bfin.md (epilogue): Change call of
49 bfin_expand_epilogue accordingly.
50 (sibcall_epilogue): Likewise.
51 (eh_return_internal): Likewise.
53 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
54 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
55 * config/bfin/bfin.c (bfin_handle_option): Handle
56 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
57 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
58 Support bf534, bf536 and bf561.
59 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
61 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
64 * config/i386/i386.c (ix86_function_regparm): Process local
65 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
67 2007-05-07 Mike Stump <mrs@apple.com>
69 * doc/invoke.texi (Warning Options): Document that -Wempty-body
70 also checks for and while statements in C++.
72 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
74 * gcc.c (at_file_supplied): New variable.
75 (main): Set it if we expanded argv.
76 (do_spec_1): Pass an @-file to the linker if we were called with
77 an @-file argument and HAVE_GNU_LD.
78 * collect2.c (at_file_supplied): New variable.
79 (response_file): New variable.
80 (collect_exit): Unlink response_file if necessary.
83 (main): Set at_file_supplied if we expanded argv.
84 (collect_execute): Pass an @-file to subprocesses if we were called
85 with an @-file argument.
86 * configure.ac: Add define for HAVE_GNU_LD.
87 * configure: Regenerate.
88 * config.in: Regenerate.
90 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
92 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
98 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
100 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
101 (TARGET_ENCODE_SECTION_INFO): Re-define.
102 (m32c_encode_section_info): New
103 (function_vector_handler): New
104 (current_function_special_page_vector): New
105 (m32c_special_page_vector_p): New.
106 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
108 * config/m32c/jump.md: Added instruction JSRS for functions
109 with attribute "function_vector".
110 * doc/extend.texi (function_vector): Added description
111 for M16C, M32C targets.
113 2007-05-07 DJ Delorie <dj@redhat.com>
116 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
117 ashrpsi3, lshrpsi3): Update shift count constraint.
119 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
120 Nathan Froyd <froydnj@codesourcery.com>
123 * c-incpath.c (add_path): Strip trailing path separators.
125 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
127 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
128 Free dominance info before purging EH edges.
129 (eliminate_degenerate_phis): Likewise.
130 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
132 2007-05-07 Jan Hubicka <jh@suse.cz>
134 * gimplify.c (gimplify_expr): Do not crash when folding
137 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
140 * c-opts.c (lang_fortran): Make it non static.
141 * c-common.h (lang_fortran): New prototype.
142 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
143 -lang-fortran option was passed by the driver.
145 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
147 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
148 of ASSERT_CHECKING. Tweak message.
150 2007-05-06 Revital Eres <eres@il.ibm.com>
153 * loop-unroll.c (insert_var_expansion_initialization):
154 Initialize the expansions with -zero instead of +zero.
156 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
158 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
159 into pic and non-pic versions. Mark r19 as used for
160 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
161 for tgd_load, tld_load and tie_load .
162 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
163 version of tgd_load, tld_load and tie_load depending on the
166 2007-05-04 Ulrich Drepper <drepper@redhat.com>
167 Jakub Jelinek <jakub@redhat.com>
169 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
170 (__do_global_dtors_aux): Use more paranoid loop to run
171 destructors if HIDDEN_DTOR_LIST_END.
172 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
174 2007-05-04 Jakub Jelinek <jakub@redhat.com>
176 * varasm.c (align_variable): Don't increase alignment for
177 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
178 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
180 2007-05-04 Josh Conner <jconner@apple.com>
182 * basic-block.h (cdi_direction): Assign values to all enumeration
184 (dom_computed): Remove.
185 (dom_info_state): New.
186 (set_dom_info_availability): New.
187 * tree-ssa-loop-im.c (determine_invariantness): Initialize
188 walk_data.dom_direction.
189 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
190 instead of dom_computed[].
191 (split_edge): Likewise.
192 (create_basic_block): Likewise.
193 (merge_blocks): Likewise.
194 * ifcvt.c (find_if_header): Likewise.
195 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
196 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
197 * tree-ssa.c (verify_ssa): Likewise.
198 * tree-cfg.c (tree_verify_flow_info): Likewise.
199 (remove_edge_and_dominated_blocks): Likewise.
200 * dominance.c (dom_computed): Make static.
201 (calc_dfs_tree_nonrec): Change third param to a bool.
202 (calc_dfs_tree): Change second param to a bool.
203 (calc_idioms): Change second param to a bool. Use
204 dom_convert_dir_to_idx.
205 (init_dom_info): Validate dir before using.
206 (dom_convert_dir_to_idx): New.
207 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
208 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
209 (free_dominance_info): Use dom_convert_dir_to_idx.
210 (get_immediate_dominator): Likewise.
211 (set_immediate_dominator): Likewise.
212 (get_dominated_by): Likewise.
213 (redirect_immediate_dominators): Likewise.
214 (nearest_common_denominator): Likewise.
215 (dominated_by_p): Likewise.
216 (bb_dom_dfs_in): Likewise.
217 (bb_dom_dfs_out): Likewise.
218 (recount_dominator): Likewise.
219 (iterate_fix_dominators): Likewise.
220 (add_to_dominance_info): Likewise.
221 (delete_from_dominance_info): Likewise.
222 (first_dom_son): Likewise.
223 (next_dom_son): Likewise.
224 (dom_info_available_p): Likewise.
225 (dom_info_state): New.
226 (set_dom_info_availability): New.
228 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
230 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
232 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
234 2007-05-04 Bob Wilson <bob.wilson@acm.org>
236 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
237 (subdi3, subdi_carry): Delete.
239 2007-05-04 Jan Hubicka <jh@suse.cz>
240 Richard Guenther <rguenther@suse.de>
242 * opts.c (decode_options): Do not fiddle with inlining
243 parameters in case of optimizing for size.
244 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
246 (cgraph_decide_inlining_of_small_function): When optimizing for
247 size never inline functions increasing caller size.
248 (cgraph_early_inlining): Inline for size when optimizing for size.
250 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
252 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
253 logical operations piecewise.
254 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
255 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
256 subdi_sesidi_di): Delete.
257 (add_with_carry): Produce carry in CC instead of a DREG to shorten
258 the generated sequence. Allow three-reg add in constraints. Rewrite
259 the rtl expression for carry to avoid zero_extend of a constant.
260 (sub_with_carry): New pattern.
261 (adddi3, subdi3): Change into define_expand. For subtract, generate a
262 different sequence not involving jumps.
263 (notbi): Now a named pattern.
265 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
267 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
268 Add the note about a significant loss of accuracy of some
269 mathematical routines when these options are used.
271 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
273 * haifa-sched.c (rtx_vec_t): New typedef.
274 (contributes_to_priority_p): Extract piece of priority () into new
276 (priority): Use the function. Add assertion.
277 (rank_for_schedule, set_priorities): Add assertion to check that
278 insn's priority is initialized.
279 (clear_priorities, calc_priorities): Change signature. Make it update
280 all relevant insns. Update all callers ('add_to_speculative_block ()'
281 and 'create_block_check_twin ()').
282 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
283 Add new field 'priority_status'.
284 (INSN_PRIORITY_STATUS): New macro.
285 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
287 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
289 * sched-ebb.c (debug_ebb_dependencies): New static function.
290 (init_ready_list): Use it.
292 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
293 with changed signature and 'debug_rgn_dependencies ()'.
294 (debug_rgn_dependencies): New static function.
295 (init_ready_list): Use it.
297 * sched-int.h (debug_dependencies): Declare.
299 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
301 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
303 2007-05-04 Dirk Mueller <dmueller@suse.de>
305 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
307 2007-05-03 Jan Hubicka <jh@suse.cz>
309 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
310 for pointer type in more cases than before.
312 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
314 * tree-object-size.c (plus_expr_object_size): When operand size is
315 unknown, return unknown.
317 2007-05-03 Dirk Mueller <dmueller@suse.de>
319 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
321 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
324 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
326 2007-05-03 Janis Johnson <janis187@us.ibm.com>
328 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
330 2007-05-03 Joseph Myers <joseph@codesourcery.com>
332 * config/soft-fp/double.h, config/soft-fp/extended.h,
333 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
334 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
335 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
336 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
339 2007-05-03 Ian Lance Taylor <iant@google.com>
341 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
342 MASK_PPC_GFXOPT for 8540 or 8548.
344 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
346 * tree-vect-transform.c (vect_update_inits_of_drs): Use
347 vect_print_dump_info() to output debug information.
349 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
352 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
353 operands of size 2 when operand is not MEM_P.
355 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
357 PR tree-optimization/30565
358 * lambda-code.c (perfect_nestify): Fix updating of dominators.
360 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
362 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
363 (umulsi3_highpart): Use them.
364 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
365 for final accumulator to D regisster tranfser.
367 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
369 PR tree-optimization/31699
370 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
372 (vect_enhance_data_refs_alignment): Compute peel amount using
373 TYPE_VECTOR_SUBPARTS instead of vf.
374 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
376 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
379 * system.h: Remove inclusion of double-int.h
380 * tree.h: Include double-int.h
381 * gengtype.c: Likewise
382 * cfgloop.h: Likewise
383 * Makefile.in: Adjust dependencies on double-int.h
385 2007-05-02 Eric Christopher <echristo@apple.com>
387 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
388 -shared to -Zdynamiclib.
390 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
393 * c-common.c (strip_pointer_or_array_types): New function.
394 * c-common.h (strip_pointer_or_array_types): New function declaration.
396 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
398 PR tree-optimization/31771
399 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
401 2007-05-02 Paul Brook <paul@codesourcery.com>
403 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
405 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
408 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
411 2007-05-02 Nick Clifton <nickc@redhat.com>
413 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
415 2007-05-02 Richard Guenther <rguenther@suse.de>
417 PR tree-optimization/31146
418 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
419 argument, single_use_p. If we have a single use that is
420 a conversion to the definition rhs type, propagate that rhs.
421 (forward_propagate_addr_expr): Pass single_use_p argument
422 to forward_propagate_addr_expr_1.
424 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
426 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
429 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
431 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
432 'AMD Family 10 core'.
434 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
436 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
437 and athlon64-sse3 as improved versions of k8, opteron and athlon64
438 with SSE3 instruction set support.
439 * doc/invoke.texi: Likewise.
441 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
443 * config/i386/i386.c (override_options): Tuning 32-byte loop
444 alignment for amdfam10 architecture. Increasing the max loop
445 alignment to 24 bytes.
447 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
449 * config/m68k/constraints.md: New.
450 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
451 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
452 EXTRA_CONSTRAINT): Remove.
453 * config/m68k/m68k.md: Include constraints.md.
454 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
456 2007-05-01 Ian Lance Taylor <iant@google.com>
458 PR tree-optimization/31739
459 * tree-vrp.c (vrp_val_is_max): New static function.
460 (vrp_val_is_min): New static function.
461 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
463 (set_value_range): Use vrp_val_is_{max,min}.
464 (extract_range_from_assert): Likewise.
465 (extract_range_from_binary_expr): Likewise.
466 (extract_range_from_unary_expr): Likewise.
467 (dump_value_range, vrp_meet): Likewise.
468 (vrp_visit_phi_node): Likewise.
469 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
471 2007-05-01 Mark Mitchell <mark@codesourcery.com>
473 * config/i386/gmon-sol2.c (size_t): New type.
474 (intptr_t): Likewise.
475 (s_textsize): Declare as size_t.
477 (monstartup): Use size_t for sizes.
478 (_mcount): Save and restore registers.
479 (internal_mcount): Pass 0 as the first argument to monstartup
481 (moncontrol): Convert pointer to appropriately sized integer
482 before passing to profil.
484 2007-05-01 Joseph Myers <joseph@codesourcery.com>
486 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
487 __NO_FPRS__, not just if _SOFT_DOUBLE.
488 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
489 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
490 also for E500 double.
491 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
492 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
495 2007-05-01 Richard Guenther <rguenther@suse.de>
497 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
500 2007-05-01 Joseph Myers <joseph@codesourcery.com>
502 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
504 2007-05-01 Jan Hubicka <jh@suse.cz>
506 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
509 2007-05-01 Jan Hubicka <jh@suse.cz>
511 * tree.h (maybe_fold_offset_to_component_ref): Remove.
512 (maybe_fold_offset_to_reference): Declare.
513 * fold-const.c (fold_unary): Do not fold
514 (type *)&A into &A->field_of_type_and_offset_0
515 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
516 size is unknown, give up.
517 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
519 (maybe_fold_offset_to_reference): New.
520 (maybe_fold_stmt_indirect): Use it.
521 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
522 * gimplify.c (gimplify_conversion): Canonicalize conversions to
524 (gimplify_expr): Likewise for plus_expr.
526 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
528 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
529 bsi_after_labels. Always insert statements before bsi.
530 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
531 * predict.c (apply_return_prediction): Check for empty blocks.
532 * cfgexpand.c (lab_rtx_for_bb): New variable.
533 (label_rtx_for_bb): Do not create new tree labels.
534 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
535 (tree_expand_cfg): Initialize lab_rtx_for_bb.
536 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
538 (label_for_bb): Add field used.
539 (update_eh_label, main_block_label): Mark the label used.
540 (cleanup_dead_labels): Remove unused labels.
542 2007-05-01 Richard Guenther <rguenther@suse.de>
544 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
545 if it is not about to be set.
546 (get_value_range): Do not pre-allocate equiv bitmap.
547 (update_value_range): No need to clear equiv field.
548 (add_equivalence): Change prototype to get bitmap pointer.
549 Allocate bitmap here if it is not already.
550 (extract_range_from_assert): Do not allocate bitmap here.
551 Update callers to add_equivalence.
552 (extract_range_from_ssa_name): Likewise.
553 (get_vr_for_comparison): New static helper.
554 (compare_name_with_value): Handle NULL equiv bitmap by
555 peeling the first iteration of the comparison loop.
556 Use get_vr_for_comparison.
557 (compare_names): Handle NULL equiv bitmaps by using fake
558 ones. Use get_vr_for_comparison.
560 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
562 * double-int.c (mpz_set_double_int): Moved from
563 tree-ssa-loop-niter.c.
564 (mpz_get_double_int): Likewise; also, add option to wrap
565 out-of-range integers.
566 * double-int.h: New prototypes for above.
567 * tree.c (get_static_type_bounds): Moved from
568 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
569 TYPE_MAX_VALUE if they exist..
570 * tree.h: New prototype for above.
571 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
572 get_type_bounds calls.
573 (mpz_set_double_int): Move to double-int.c.
574 (get_type_bounds): Move to tree.c, rename to
575 get_static_type_bounds.
576 (mpz_to_double_int): Move to double-int.c, rename to
579 2007-04-30 Bob Wilson <bob.wilson@acm.org>
581 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
582 DIV0 exception can fall through to a normal return.
584 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
588 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
589 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
590 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
591 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
592 initialize align to silence bogus warning.
593 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
594 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
596 (struct sra_walk_fns): Remove use_all parameter from use.
597 (sra_hash_tree): Handle BIT_FIELD_REFs.
598 (sra_elt_hash): Don't hash bitfld blocks.
599 (sra_elt_eq): Skip them in parent compares as well. Handle
601 (sra_walk_expr): Don't maintain or pass down use_all_p.
602 (scan_use): Remove use_all parameter.
603 (scalarize_use): Likewise. Re-expand assignment to
604 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
605 output, and re-scalarize after output. Don't mark anything
607 (scalarize_ldst): Adjust.
608 (scalarize_walk_gimple_modify_statement): Likewise.
609 (build_element_name_1): Handle BIT_FIELD_REFs.
610 (instantiate_element): Don't warn for any element whose parent
612 (instantiate_missing_elements_1): Return the sra_elt.
613 (canon_type_for_field): New.
614 (try_instantiate_multiple_fields): New.
615 (instantiate_missing_elemnts): Use them.
616 (mark_no_warning): Removed.
617 (generate_one_element_ref): Handle BIT_FIELD_REFs.
618 (REPLDUP, sra_build_elt_assignment): New.
619 (generate_copy_inout): Use them.
620 (generate_element_copy): Likewise. Handle bitfld differences.
621 (generate_element_zero): Don't recurse for blocks. Use
622 sra_build_elt_assignment.
623 (generate_one_element_int): Take elt instead of var. Use
624 sra_build_elt_assignment.
625 (generate_element_init_1): Adjust.
626 (scalarize_use, scalarize_copy): Use REPLDUP.
627 (scalarize_ldst): Move assert before dereference.
628 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
630 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
633 * tree.c (reconstruct_complex_type): Reconstruct a reference
635 Also use the same mode for the pointer as the old pointer type.
637 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
639 * doc/trouble.texi (Interoperation): Remove note about Ultrix
642 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
644 PR rtl-optimization/31676
645 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
646 (df_refs_record): Call it.
648 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
650 * rtl.def (SS_ABS): New code.
651 * config/bfin/bfin.c (print_operand): New modifier 'v'.
652 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
653 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
654 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
655 (bfin_init_builtins): Define them.
656 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
657 (bfin_expand_builtin): ... and handle the others here.
658 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
659 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
660 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
661 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
662 operand is only HImode.
664 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
666 * regclass.c (scan_one_insn): Remove splitting of
669 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
670 Nigel Stephens <nigel@mips.com>
672 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
674 2007-04-28 Jan Hubicka <jh@suse.cz>
676 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
677 insn_locators_alloc instead of insn_locators_initialize;
678 call reset_block_changes.
679 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
680 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
681 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
682 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
683 * config/score/score.c (th_output_mi_thunk): Likewise.
684 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
685 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
686 tolerate uninitialized locator info.
689 * function.c (init_function_start): Don't init line number info.
690 (expand_function_end): Update.
691 (reset_block_changes, record_block_change, finalize_block_changes,
692 check_block_change, free_block_changes): Kill.
693 * function.h (reset_block_changes, record_block_change,
694 finalize_block_changes, check_block_change, free_block_changes): Remove
696 (struct function): Remove ib_boundaries_block.
697 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
698 Use curr_insn_locator to initialize locator.
699 (emit_line_note): Remove.
700 * cfgexpand.c (expand_gimple_cond_expr): Update.
701 (construct_exit_block): Likewise.
702 (tree_expand_cfg): Initialize/finalize locators.
703 * expr.c (expand_expr_real): Update.
704 * cfglayout.c (line_locators_locs, line_locators_lines,
705 file_locators_locs, file_locators_files): Remove.
706 (set_block_levels): Move to cfgexpand.c.
707 (insn_locators_initialize): Remove.
708 (pass_insn_locators_initialize): Remove.
709 (locations_locators_locs, locations_locators_vals): New static vars.
710 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
712 (insn_locators_alloc, insn_locators_finalize,
713 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
715 (locator_location): New.
716 (locator_line, locator_file): Rewrite.
717 * rtl.h (emit_line_note): Kill.
718 (insn_locators_alloc, insn_locators_finalize,
719 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
721 * tree-inline.c (initialize_cfun): Do not initialize
723 * passes.c (pass_insn_locators_initialize): Remove.
725 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
727 * tree-cfg.c (move_block_to_fn): Release bb from dominance
728 info. Update last_basic_block correctly.
730 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
733 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
734 register itself to hold the offset constant. Tell flow the use
735 of r4 and r5 when they are used.
737 2007-04-27 Richard Guenther <rguenther@suse.de>
739 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
740 if we simplified anything.
741 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
742 warnings until we did a simplification and the stmt was not
743 marked as TREE_NO_WARNING.
745 2007-04-27 Mike Stump <mrs@apple.com>
747 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
749 2007-04-27 Ian Lance Taylor <iant@google.com>
752 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
753 TYPE_MAX_VALUE exist, convert them to the new type.
755 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
757 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
758 if it claims to be available.
759 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
761 (perform_tree_ssa_dce): Always free postdominators.
763 2007-04-27 Richard Henderson <rth@redhat.com>
765 * config/alpha/predicates.md (aligned_memory_operand): Mark
766 as define_special_predicate.
767 (unaligned_memory_operand, normal_memory_operand): Likewise.
768 (reg_or_unaligned_mem_operand): Remove.
769 (any_memory_operand): Match the documentation and check for
770 non-renumbered pseudos during reload.
771 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
772 alpha_secondary_reload_class, update to new interface, make static.
773 Handle CQImode like HImode. Remove FP subreg check.
774 (alpha_expand_mov): Use replace_equiv_address.
775 (alpha_expand_mov_nobwx): Use any_memory_operand.
776 (TARGET_SECONDARY_RELOAD): New.
777 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
778 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
779 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
780 * config/alpha/alpha.md: ... here.
781 (RELOAD12, reloadmode): New.
783 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
784 Don't handle the aligned case here.
785 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
786 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
787 reload_inhi_help. Don't expect a scratch register.
788 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
790 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
792 2007-04-27 Richard Guenther <rguenther@suse.de>
794 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
796 2007-04-27 Richard Guenther <rguenther@suse.de>
798 PR tree-optimization/30965
799 PR tree-optimization/30978
800 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
801 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
802 (find_equivalent_equality_comparison): Likewise.
803 (simplify_cond): Likewise.
804 (get_prop_source_stmt): New helper.
805 (get_prop_dest_stmt): Likewise.
806 (can_propagate_from): Likewise.
807 (remove_prop_source_from_use): Likewise.
808 (combine_cond_expr_cond): Likewise.
809 (forward_propagate_comparison): New function.
810 (forward_propagate_into_cond): Rewrite to use fold for
812 (tree_ssa_forward_propagate_single_use_vars): Call
813 forward_propagate_comparison to propagate comparisons.
815 2007-04-27 Richard Guenther <rguenther@suse.de>
817 PR tree-optimization/31715
818 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
819 sure to do computation on the offset in an appropriate
822 2007-04-27 Richard Sandiford <richard@codesourcery.com>
824 * reload.h (elimination_target_reg_p): Declare.
825 * reload.c (find_reloads): Don't apply the reg_rtx move
826 optimization if the SET_DEST satisfies elimination_target_reg_p.
827 * reload1.c (elimination_target_reg_p): New function.
828 (gen_reload): In the move/add2 fallback, make sure that op0
829 does not overlap the destination register.
831 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
833 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
834 transform only GIMPLE_MODIFY_STMTs.
835 * tree-complex.c (expand_complex_operations_1): Ditto.
836 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
837 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
838 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
840 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
841 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
842 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
843 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
844 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
845 slpeel_add_loop_guard): Ditto.
846 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
847 * lambda-code.c (perfect_nestify): Ditto.
848 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
849 before the first statement.
850 * tree-optimize.c (execute_free_datastructures): Fix comments.
851 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
852 * tree-flow.h (disband_implicit_edges): Declaration removed.
853 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
855 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
857 (disband_implicit_edges, has_label_p): Removed.
858 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
859 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
861 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
863 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
865 * cfgexpand.c (label_rtx_for_bb): New function.
866 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
867 Use label_rtx_for_bb to find the labels.
868 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
869 last block. Detect fallthru edges.
871 2007-04-26 Ian Lance Taylor <iant@google.com>
874 * reload.c (find_reloads_subreg_address): If the address was valid
875 in the original mode but not in the new mode, reload the whole
878 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
880 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
881 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
882 (cleanup_control_expr_graph): Do not invalidate dominance info.
883 Record altered blocks.
884 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
885 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
886 cleanup_tree_cfg_bb): New functions.
887 (remove_forwarder_block): Do not maintain the worklist of blocks.
888 Record altered blocks.
889 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
891 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
892 delete_unreachable_blocks if dominators are not available.
893 * tree-inline.c (optimize_inline_calls): Free dominance information
895 * tree-flow.h (remove_edge_and_dominated_blocks,
896 cfgcleanup_altered_bbs): Altered.
897 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
899 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
901 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
902 do not invalidate dominators.
904 2007-04-26 Anatoly Sokolov <aesok@post.ru>
906 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
907 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
908 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
909 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
911 2007-04-26 Steve Ellcey <sje@cup.hp.com>
913 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
915 2007-04-26 Richard Guenther <rguenther@suse.de>
917 PR tree-optimization/31703
918 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
919 the right type for the target of the bittest.
921 2007-04-26 Richard Sandiford <richard@codesourcery.com>
923 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
924 ix86_sol10_return_in_memory.
926 2007-04-26 Richard Sandiford <richard@codesourcery.com>
928 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
931 2007-04-26 Jakub Jelinek <jakub@redhat.com>
934 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
936 PR tree-optimization/30558
937 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
938 clear this_state.prev_try.
940 2007-04-26 Richard Sandiford <richard@codesourcery.com>
941 Mark Mitchell <mark@codesourcery.com>
943 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
944 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
945 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
947 2007-04-26 Richard Sandiford <richard@codesourcery.com>
950 * doc/invoke.texi (%:print-asm-header): Document.
951 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
953 (static_spec_functions): Add print-asm-header.
954 (main): Print a banner before the --target-help linker options.
955 (print_asm_header_spec_function): New function.
957 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
960 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
961 (movsf_ie): Likewise.
963 2007-04-25 Paolo Carlini <pcarlini@suse.de>
965 * doc/extend.texi ([Type Traits]): Adjust per N2255.
967 2007-04-25 Bob Wilson <bob.wilson@acm.org>
969 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
971 (__umodsi3, __modsi3): Likewise.
973 2007-04-25 Dirk Mueller <dmueller@suse.de>
975 * c-typeck.c (build_compound_expr): Annotate warning()
976 call with OPT_Wunused_value.
977 * tree-ssa.c (warn_uninit): Annotate warning with
979 * c-common.c (handle_sentinel_attribute): Annotate warning
980 call with OPT_Wattributes.
982 2007-04-25 Thiemo Seufer <ths@mips.com>
984 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
986 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
987 on to the assembler. Improve handling of -mno-mips16. Add handling
988 of -mno-mips3d, -mno-dsp, -mno-dspr2.
989 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
990 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
991 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
993 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
996 * config/i386/winnt.c (i386_pe_file_end): Strip only
997 USER_LABEL_PREFIX when writing export name.
999 2007-04-25 Richard Sandiford <richard@codesourcery.com>
1001 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
1002 sh/elf.h, vx-common.h and vxworks.h.
1003 * config/sh/sh.h: Include config/vxworks-dummy.h.
1004 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1005 (OVERRIDE_OPTIONS): Use it.
1006 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
1007 (vxworks_picreg): New pattern.
1008 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
1009 VXWORKS_OS_CPP_BUILTINS.
1010 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
1011 to their VXWORKS_* equivalents.
1012 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1013 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
1014 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
1015 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
1016 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
1017 -mrtp/-fPIC multilibs.
1018 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
1019 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
1020 (MULTILIB_OSDIRNAMES): Delete.
1022 2007-04-25 Anatoly Sokolov <aesok@post.ru>
1025 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
1027 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
1029 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
1030 rounding mode to be specified by the caller.
1031 (real_to_mpfr) Likewise.
1032 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
1033 include new arguments.
1034 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
1036 2007-04-24 Ian Lance Taylor <iant@google.com>
1038 PR tree-optimization/31605
1039 * tree-vrp.c (set_value_range): Check that min and max are not
1040 both overflow infinities.
1041 (set_value_range_to_value): New static function.
1042 (extract_range_from_binary_expr): Call set_value_range_to_value.
1043 (extract_range_from_cond_expr): Likewise.
1044 (extract_range_from_expr): Likewise.
1045 (extract_range_from_unary_expr): Likewise. Don't create a range
1046 which overflows on both sides.
1047 (vrp_meet): Check for a useless range.
1048 (vrp_visit_phi_node): If we see a constant which looks like an
1049 overflow infinity, turn off the TREE_OVERFLOW flag.
1051 2007-04-24 Ian Lance Taylor <iant@google.com>
1053 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
1055 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
1058 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
1059 diagnostic message is being built.
1060 * tree-pretty-print.c (dump_generic_node): Only write the
1061 formatted text into BUFFER's stream if we are not building a
1063 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
1065 * Makefile.in (toplev.o): Depend on tree-pass.h.
1067 2007-04-24 Ian Lance Taylor <iant@google.com>
1069 PR tree-optimization/31602
1070 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
1071 conditionals in the copied loop header.
1072 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
1073 warnings if TREE_NO_WARNING is set.
1074 * doc/invoke.texi (Warning Options): Clarify that
1075 -Wstrict-overflow does not warn about loops.
1077 2007-04-24 Janis Johnson <janis187@us.ibm.com>
1079 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
1080 expand on the comment about _Decimal128 arguments and check the
1081 integer result of the modulus operation; for 64-bit ELF ABI, ensure
1082 that _Decimal128 argument uses even/odd register pair.
1083 (function_arg): Ditto.
1085 2007-04-24 Hui-May Chang <hm.chang@apple.com>
1087 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
1088 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
1090 2007-04-24 Richard Guenther <rguenther@suse.de>
1091 Olga Golovanevsky <olga@il.ibm.com>
1093 * fold-const.c (multiple_of_p): Check for bottom
1096 2007-04-24 Richard Henderson <rth@redhat.com>
1098 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
1099 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
1100 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
1101 looking for non-zero bits shifted out. Avoid a recursive call
1102 when constructing the scalar.
1103 (__floatundisf): Likewise.
1105 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
1107 * dwarf2out.c (field_byte_offset): Move the existing logic
1108 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
1109 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
1111 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1114 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1115 argument of 0 for memset.
1116 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1117 unsigned shift instead of the signed variant.
1119 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1121 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
1122 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
1123 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1124 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1125 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1126 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1127 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1128 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1129 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1130 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1131 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1132 "mul<mode>3", "div<mode>3"): Insn definitions added.
1133 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1134 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1135 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1136 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1137 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1138 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1139 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1140 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1141 TARGET_FLOAT_FORMAT): Macro definitions removed.
1142 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1143 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1144 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1145 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1146 (s390_gen_rtx_const_DI): Function removed.
1147 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1149 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1151 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1152 over an external ffs function.
1154 2007-04-24 Chao-ying Fu <fu@mips.com>
1155 Richard Sandiford <richard@nildram.co.uk>
1157 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1158 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1159 (smadd_widen_optab, umadd_widen_optab): Define.
1160 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1162 * genopinit.c (optabs): Fill in smadd_widen_optab and
1164 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1165 and umadd_widen_optab to implement multiply-add sequences.
1166 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1167 (<u>maddsidi4): ...this. Extend condition to include
1168 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1169 of operand 0 to "ka" and use the three-operand form of madd<u>
1171 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1173 * config/mips/constraints.md (ka): New register constraint.
1175 2007-04-24 Jan Hubicka <j@suse.cz>
1179 2007-04-23 Jan Hubicka <jh@suse.cz>
1180 * function.c (init_function_start): Don't init line number info.
1181 (expand_function_end): Update.
1182 (reset_block_changes, record_block_change, finalize_block_changes,
1183 check_block_change, free_block_changes): Kill.
1184 * function.h (reset_block_changes, record_block_change,
1185 finalize_block_changes, check_block_change, free_block_changes): Remove
1187 (struct function): Remove ib_boundaries_block.
1188 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1189 Use curr_insn_locator to initialize locator.
1190 (emit_line_note): Remove.
1191 * cfgexpand.c (expand_gimple_cond_expr): Update.
1192 (construct_exit_block): Likewise.
1193 (tree_expand_cfg): Initialize/finalize locators.
1194 * expr.c (expand_expr_real): Update.
1195 * cfglayout.c (line_locators_locs, line_locators_lines,
1196 file_locators_locs, file_locators_files): Remove.
1197 (set_block_levels): Move to cfgexpand.c.
1198 (insn_locators_initialize): Remove.
1199 (pass_insn_locators_initialize): Remove.
1200 (locations_locators_locs, locations_locators_vals): New static vars.
1201 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1203 (insn_locators_alloc, insn_locators_finalize,
1204 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1206 (locator_location): New.
1207 (locator_line, locator_file): Rewrite.
1208 * rtl.h (emit_line_note): Kill.
1209 (insn_locators_alloc, insn_locators_finalize,
1210 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1212 * tree-inline.c (initialize_cfun): Do not initialize
1213 ib_boundaries_block.
1214 * passes.c (pass_insn_locators_initialize): Remove.
1216 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1218 * doc/invoke.texi: Removed leading '-' from option index entries.
1220 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1222 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1224 (create_phi_node): Use set_phi_nodes.
1225 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1226 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1227 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1228 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1229 (bsi_start, bsi_last): Use bb_stmt_list.
1230 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1231 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1232 Traverse the statements using tsi iterator.
1233 * basic-block.h (struct basic_block_def): Fields stmt_list
1234 and phi_nodes moved to ...
1235 (struct tree_bb_info): ... new structure.
1236 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1237 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1238 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1239 (tree_verify_flow_info): Verify that il.tree is not set for
1240 entry and exit block.
1241 (tree_split_block): Use set_bb_stmt_list.
1243 2007-04-23 Mike Stump <mrs@apple.com>
1245 * config/i386/i386.c (ix86_tune_features
1246 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1249 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1251 * config/i386/i386.md (prefix_extra): New attribute.
1252 (length): Add prefix_extra.
1254 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1255 (sse2_movntv2di): Likewise.
1256 (sse2_cvtps2dq): Likewise.
1257 (sse2_cvtpd2pi): Likewise.
1258 (sse2_cvttpd2pi): Likewise.
1259 (*sse2_cvtpd2ps): Likewise.
1260 (*add<mode>3): Likewise.
1261 (sse2_ssadd<mode>3): Likewise.
1262 (sse2_usadd<mode>3): Likewise.
1263 (*sub<mode>3): Likewise.
1264 (sse2_sssub<mode>3): Likewise.
1265 (sse2_ussub<mode>3): Likewise.
1266 (*mulv8hi3): Likewise.
1267 (*smulv8hi3_highpart): Likewise.
1268 (*umulv8hi3_highpart): Likewise.
1269 (sse2_umulv2siv2di3): Likewise.
1270 (sse2_pmaddwd): Likewise.
1271 (ashr<mode>3): Likewise.
1272 (lshr<mode>3): Likewise.
1273 (ashl<mode>3): Likewise.
1274 (sse2_ashlti3): Likewise.
1275 (sse2_lshrti3): Likewise.
1276 (*umaxv16qi3): Likewise.
1277 (*smaxv8hi3): Likewise.
1278 (*uminv16qi3): Likewise.
1279 (*sminv8hi3): Likewise.
1280 (sse2_eq<mode>3): Likewise.
1281 (sse2_gt<mode>3): Likewise.
1282 (*and<mode>3): Likewise.
1283 (sse2_nand<mode>3): Likewise.
1284 (*ior<mode>3): Likewise.
1285 (*xor<mode>3): Likewise.
1286 (sse2_packsswb): Likewise.
1287 (sse2_packssdw): Likewise.
1288 (sse2_packuswb): Likewise.
1289 (sse2_punpckhbw): Likewise.
1290 (sse2_punpcklbw): Likewise.
1291 (sse2_punpckhwd): Likewise.
1292 (sse2_punpcklwd): Likewise.
1293 (sse2_punpckhdq): Likewise.
1294 (sse2_punpckldq): Likewise.
1295 (sse2_punpckhqdq): Likewise.
1296 (sse2_punpcklqdq): Likewise.
1297 (*sse2_pinsrw): Likewise.
1298 (*sse2_pextrw): Likewise.
1299 (sse2_pshufd_1): Likewise.
1300 (sse2_uavgv16qi3): Likewise.
1301 (sse2_uavgv8hi3): Likewise.
1302 (sse2_psadbw): Likewise.
1303 (sse2_pmovmskb): Likewise.
1304 (*sse2_maskmovdqu): Likewise.
1305 (*sse2_maskmovdqu_rex64): Likewise.
1306 (sse4a_extrqi): Likewise.
1307 (sse4a_extrq): Likewise.
1308 (sse3_lddqu): Set prefix_rep.
1309 (sse3_addsubv4sf3): Likewise.
1310 (sse3_haddv4sf3): Likewise.
1311 (sse3_hsubv4sf3): Likewise.
1312 (sse_cvtss2si): Likewise.
1313 (sse_cvtss2si_2): Likewise.
1314 (sse_cvtss2siq): Likewise.
1315 (sse_cvtss2siq_2): Likewise.
1316 (sse_cvttss2si): Likewise.
1317 (sse_cvttss2siq): Likewise.
1318 (sse2_cvttps2dq): Likewise.
1319 (sse3_movshdup): Likewise.
1320 (sse3_movsldup): Likewise.
1321 (sse2_cvtsd2si): Likewise.
1322 (sse2_cvtsd2si_2): Likewise.
1323 (sse2_cvtsd2siq): Likewise.
1324 (sse2_cvtsd2siq_2): Likewise.
1325 (sse2_cvttsd2si): Likewise.
1326 (sse2_cvttsd2siq): Likewise.
1327 (*sse2_cvtpd2dq): Likewise.
1328 (*sse2_cvttpd2dq): Likewise.
1329 (sse2_pshuflw_1): Likewise.
1330 (sse2_pshufhw_1): Likewise.
1331 (sse4a_insertqi): Likewise.
1332 (sse4a_insertq): Likewise.
1333 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1334 (ssse3_phadddv4si3): Likewise.
1335 (ssse3_phaddswv8hi3): Likewise.
1336 (ssse3_phsubwv8hi3): Likewise.
1337 (ssse3_phsubdv4si3): Likewise.
1338 (ssse3_phsubswv8hi3): Likewise.
1339 (ssse3_pmaddubswv8hi3): Likewise.
1340 (ssse3_pmulhrswv8hi3): Likewise.
1341 (ssse3_pshufbv16qi3): Likewise.
1342 (ssse3_psign<mode>3): Likewise.
1343 (ssse3_palignrti): Likewise.
1344 (abs<mode>2): Likewise.
1345 (ssse3_phaddwv4hi3): Set prefix_extra.
1346 (ssse3_phadddv2si3): Likewise.
1347 (ssse3_phaddswv4hi3): Likewise.
1348 (ssse3_phsubwv4hi3): Likewise.
1349 (ssse3_phsubdv2si3): Likewise.
1350 (ssse3_phsubswv4hi3): Likewise.
1351 (ssse3_pmaddubswv4hi3): Likewise.
1352 (ssse3_pmulhrswv4hi3): Likewise.
1353 (ssse3_pshufbv8qi3): Likewise.
1354 (ssse3_psign<mode>3): Likewise.
1355 (ssse3_palignrdi): Likewise.
1356 (abs<mode>2): Likewise.
1357 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1358 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1359 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1361 2007-04-23 Nick Clifton <nickc@redhat.com>
1363 * params.def: Fix formatting of emacs local variables.
1365 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1367 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1368 move if inter-unit move isn't allowed.
1369 Don't split moving the first element of V2DI to DI to inter-unit
1370 move if inter-unit move isn't allowed.
1372 2007-04-23 Richard Guenther <rguenther@suse.de>
1374 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1375 and CDI_POST_DOMINATORS separately.
1377 2007-04-23 Nick Clifton <nickc@redhat.com>
1379 * c.opt (Wformat-contains-nul): Add warning attribute.
1381 2007-04-23 Jan Hubicka <jh@suse.cz>
1383 * function.c (init_function_start): Don't init line number info.
1384 (expand_function_end): Update.
1385 (reset_block_changes, record_block_change, finalize_block_changes,
1386 check_block_change, free_block_changes): Kill.
1387 * function.h (reset_block_changes, record_block_change,
1388 finalize_block_changes, check_block_change, free_block_changes): Remove
1390 (struct function): Remove ib_boundaries_block.
1391 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1392 Use curr_insn_locator to initialize locator.
1393 (emit_line_note): Remove.
1394 * cfgexpand.c (expand_gimple_cond_expr): Update.
1395 (construct_exit_block): Likewise.
1396 (tree_expand_cfg): Initialize/finalize locators.
1397 * expr.c (expand_expr_real): Update.
1398 * cfglayout.c (line_locators_locs, line_locators_lines,
1399 file_locators_locs, file_locators_files): Remove.
1400 (set_block_levels): Move to cfgexpand.c.
1401 (insn_locators_initialize): Remove.
1402 (pass_insn_locators_initialize): Remove.
1403 (locations_locators_locs, locations_locators_vals): New static vars.
1404 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1406 (insn_locators_alloc, insn_locators_finalize,
1407 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1409 (locator_location): New.
1410 (locator_line, locator_file): Rewrite.
1411 * rtl.h (emit_line_note): Kill.
1412 (insn_locators_alloc, insn_locators_finalize,
1413 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1415 * tree-inline.c (initialize_cfun): Do not initialize
1416 ib_boundaries_block.
1417 * passes.c (pass_insn_locators_initialize): Remove.
1419 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1422 * expr.c (reduce_to_bit_field_precision): Handle
1425 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
1427 PR tree-optimization/24659
1428 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
1429 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
1430 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
1431 * genopinit.c (optabs): Rename vec_pack_mod_optab
1432 to vec_pack_trunc_optab.
1433 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
1434 early for scalar floating point operands for NOP_EXPR.
1435 (vectorizable_type_promotion): Ditto.
1436 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
1437 vec_pack_trunc_optab.
1438 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
1440 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
1441 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
1442 Rename from VEC_PACK_MOD_EXPR.
1443 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
1444 * expr.c (expand_expr_real_1): Ditto.
1445 * tree-inline.c (estimate_num_insns_1): Ditto.
1446 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1448 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
1449 (vec_unpacks_lo_v4sf): Ditto.
1450 (vec_pack_trunc_v2df): Ditto.
1451 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
1452 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1453 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
1455 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
1457 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1459 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
1460 Rename from VEC_PACK_MOD_EXPR. This expression also represent
1461 packing of floating point operands.
1462 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
1463 represent unpacking of floating point operands.
1464 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
1465 [vec_unpacks_hi]: Ditto.
1466 [vec_unpacks_lo]: Ditto.
1468 2007-04-22 Jan Hubicka <jh@suse.cz>
1470 * final.c (rest_of_handle_final): Call
1471 targetm.asm_out.constructor/targetm.asm_out.destructor
1472 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
1473 proper priority via decl_*_priority_insert.
1474 * c-common.c (c_expand_body): Likewise.
1476 2007-04-22 Richard Guenther <rguenther@suse.de>
1478 PR tree-optimization/29789
1479 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
1480 (rewrite_reciprocal): New helper split out from
1481 determine_invariantness_stmt.
1482 (rewrite_bittest): Likewise.
1483 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
1484 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
1487 2007-04-22 Revital Eres <eres@il.ibm.com>
1489 * loop-unroll.c (var_to_expand): New field to support also
1490 insns of the form x = something + x.
1491 (analyze_insn_to_expand_var): Use it.
1492 (expand_var_during_unrolling): Likewise.
1494 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1496 * predict.c: Include pointer-set.h.
1497 (bb_predictions): New variable.
1498 (tree_predicted_by_p, tree_predict_edge,
1499 remove_predictions_associated_with_edge): Use bb_predictions map
1500 instead of bb->predictions.
1501 (clear_bb_predictions, assert_is_empty): New functions.
1502 (combine_predictions_for_bb): Use bb_predictions map. Call
1503 clear_bb_predictions.
1504 (tree_estimate_probability): Create and free bb_predictions map.
1505 * Makefile.in (predict.o): Add pointer-set.h dependency.
1506 * basic-block.h (struct basic_block_def): Remove predictions
1508 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
1510 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1513 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
1516 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1518 * timevar.c (timevar_print): Change reference of --disable-checking to
1519 --enable-checking=release. Also warn if assert checking is disabled.
1521 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1524 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
1525 decl as addressable if the compound literal was marked as
1527 Mark the decl as a gimple register if it is a complex or
1528 vector decl and does not live in memory.
1530 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1532 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
1533 (GENERIC_NEXT): New function macro.
1534 (PHI_CHAIN): Use phi_node's new chain variable.
1535 (tree_phi_node): Change tree_common to tree_base
1536 and add the chain field.
1537 * tree-phinodes.c (make_phi_node): Don't set
1538 TREE_TYPE on the new node.
1539 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
1540 instead of checking GIMPLE_TUPLE_P in chain_next.
1541 * tree-vect-transform.c
1542 (get_initial_def_for_induction): Look at
1543 PHI_RESULT_TREE for the type of the phi node.
1544 (update_vuses_to_preheader): Use PHI_CHAIN
1545 instead of TREE_CHAIN on the phi node.
1546 * tree-ssa-structalias.c (compute_points_to_sets):
1548 (ipa_pta_execute): Likewise.
1550 2007-04-21 Richard Guenther <rguenther@suse.de>
1553 * fold-const.c (fold_unary): Call fold_convert_const on the
1556 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
1558 * gcse.c (store_killed_in_insn): Handle PARALLELs.
1559 (store_killed_in_pat): New.
1561 2007-04-20 Richard Henderson <rth@redhat.com>
1564 * config/i386/i386.c (type_has_variadic_args_p): Look for any
1565 TREE_LIST with a void_type_node value, not void_list_node exactly.
1567 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
1569 * doc/standards.texi: Re-arrange into language-specific
1570 subsections. Add a C++ section, documenting which standards we
1573 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1575 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
1576 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
1578 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
1580 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
1581 ecrti.o and crtbegin.o.
1582 (LIB_DEFAULT_SPEC): Include -lc.
1583 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
1585 2007-04-20 Richard Henderson <rth@redhat.com>
1588 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
1589 argument; update all callers.
1590 (get_unaligned_offset): New.
1591 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
1592 get_unaligned_address, just pass on the address directly.
1593 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
1594 the subreg in the helper patterns.
1595 (unaligned_extendqidi_le): Use get_unaligned_offset.
1596 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
1597 (unaligned_extendhidi_be): Likewise.
1598 (unaligned_extendhidi): Tidy.
1599 * config/alpha/alpha-protos.h: Update.
1601 2007-04-20 Richard Henderson <rth@redhat.com>
1603 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
1604 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1605 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
1606 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1607 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1608 (CPP_SPEC): Don't include %(cpp_subtarget).
1609 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
1610 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1611 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
1613 2007-04-20 Jakub Jelinek <jakub@redhat.com>
1615 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
1616 for __builtin_ia32_cmpordss.
1618 PR tree-optimization/31632
1619 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1620 and arg1 for optimizations of comparison against min/max values.
1621 Fold arg0 to arg1's type for optimizations of comparison against
1622 min+1 and max-1 values.
1624 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
1626 * reload.c (combine_reloads): When trying to use a dying register,
1627 check whether it's uninitialized and don't use if so.
1629 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
1631 * fold-const.c: Remove prototypes for native_encode_expr and
1632 native_interpret_expr.
1633 (native_encode_expr): Make non-static.
1634 (native_interpret_expr): Likewise.
1635 * tree.h: Add prototypes for the above.
1637 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1639 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
1640 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
1641 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
1642 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
1643 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
1644 Add length attributes.
1646 2007-04-19 Janis Johnson <janis187@us.ibm.com>
1648 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
1651 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
1652 __STDC_WANT_DEC_FP__.
1654 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1656 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
1657 for long double compatibility.
1658 * configure: Regenerate.
1660 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1662 PR rtl-optimization/29841
1663 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
1665 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
1666 that may cause control flow transfer from being moved.
1668 2007-04-18 Jan Hubicka <jh@suse.cz>
1670 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
1673 2007-04-18 Eric Christopher <echristo@apple.com>
1675 * config/rs6000/darwin.md (load_macho_picbase): Use link register
1676 only. Update operands.
1677 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
1678 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
1679 link register to pic register.
1681 2007-04-18 Dirk Mueller <dmueller@suse.de>
1684 * tree-vrp.c (search_for_addr_array): New.
1685 (check_array_bounds): Suppress warning about
1686 address taken of array refs if its not de-referenced.
1688 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1690 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
1691 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
1693 * tree-vectorizer.h (NITERS_KNOWN_P): New.
1694 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
1695 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
1697 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1699 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
1701 (vect_analyze_scalar_cycles): Fix indentation.
1702 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
1703 (vect_mark_relevant): Include phis in relevance analysis.
1705 * tree-vect-transform.c (vect_transform_loop): Add an assert.
1707 2007-04-18 Anatoly Sokolov <aesok@post.ru>
1709 * config/avr/avr.c (ptrreg_to_str): Replace error() with
1710 output_operand_lossage().
1712 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1714 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
1715 the unused code for reduction without adjust-in-epilog to simplify the
1718 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
1720 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
1721 (S390_TDC_NEGATIVE_ZERO): New constant.
1722 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
1723 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
1724 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
1725 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
1726 (S390_TDC_POSITIVE_INFINITY): New constant.
1727 (S390_TDC_NEGATIVE_INFINITY): New constant.
1728 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
1729 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
1730 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
1731 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
1732 (S390_TDC_INFINITY): New constant.
1733 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
1734 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
1735 optimization for UNSPEC_CCZ_TO_INT.
1736 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
1737 ("*ccz_to_int"): New insn.
1738 ("isinf<mode>2"): New insn.
1739 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
1740 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
1741 (UNSPEC_CCZ_TO_INT): New constant.
1743 2007-04-18 Richard Guenther <rguenther@suse.de>
1745 PR tree-optimization/19431
1746 PR tree-optimization/21463
1747 * tree-pass.h (pass_phiprop): Declare.
1748 * passes.c (init_optimization_passes): New phiprop pass.
1749 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
1750 (phivn_valid_p): New helper function.
1751 (phiprop_insert_phi): Likewise.
1752 (propagate_with_phi): Likewise.
1753 (tree_ssa_phiprop): New propagator propagating loads
1754 through phi nodes if profitable.
1756 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1758 * tree-vect-analyze.c (process_use): New function.
1759 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
1760 Check phis in all bbs.
1761 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
1764 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1766 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
1769 2007-04-17 Anatoly Sokolov <aesok@post.ru>
1772 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1775 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
1777 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1779 (sse_vmmulv4sf3): Likewise.
1780 (sse2_vmaddv2df3): Likewise.
1781 (sse2_vmmulv2df3): Likewise.
1783 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
1785 PR rtl-optimization/31360
1786 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
1787 (target_reg_cost): New.
1788 (init_set_costs): Initialize target_reg_cost. Add comments
1789 regarding the rationale of the costs.
1790 (global_cost_for_size): Renamed to...
1791 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
1792 of register pressure.
1793 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
1794 estimate_reg_pressure_cost. Add number of ivs.
1795 (determine_set_costs): Dump target_reg_cost.
1796 * loop-invariant.c (gain_for_invariant): Use
1797 estimate_reg_pressure_cost. Removed n_inv_uses argument.
1798 (best_gain_for_invariant, find_invariants_to_move): Remove
1800 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
1801 (target_reg_cost): Declare.
1802 (global_cost_for_size): Declaration removed.
1803 (estimate_reg_pressure_cost): Declare.
1805 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
1807 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
1808 regnos into even/odd register pairs.
1809 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
1810 TDmode similar to the other floating point modes.
1811 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
1812 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
1814 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
1815 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
1816 (movdd_hardfloat64): Use TARGET_MFPGPR.
1818 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
1820 * reload1.c (delete_output_reload): Don't count output in n_inherited.
1823 2005-01-05 Richard Henderson <rth@redhat.com>
1825 * reload1.c (do_input_reload): Restrict the optimization deleteing
1826 a previous output reload to RELOAD_FOR_INPUT.
1828 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
1830 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
1831 induc_vec_info_type.
1832 (vectorizable_induction): New function declaration.
1833 * tree-vect-transform.c (get_initial_def_for_induction): No need to
1834 check if already vectorized. Find first place in BB where new stmts
1835 can be inserted. Takes only one argument.
1836 (vectorizable_induction): New function.
1837 (vect_transform_stmt): Add case for induc_vec_info_type to call
1838 vectorizable_induction.
1839 (vect_transform_loop): Consider phis for vectorization.
1840 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
1842 (analyze_operations): Call vectorizable_induction when analyzing phis.
1844 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
1845 (vect_mark_relevant): Include phis in relevance analysis.
1846 (vect_mark_stmts_to_be_vectorize): Likewise.
1847 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
1849 2007-04-16 Lawrence Crowl <crowl@google.com>
1851 * doc/invoke.texi (Debugging Options): Add documentation for the
1852 -femit-struct-debug options -femit-struct-debug-baseonly,
1853 -femit-struct-debug-reduced, and
1854 -femit-struct-debug-detailed[=...].
1856 * c-opts.c (c_common_handle_option): Add
1857 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
1858 and OPT_femit_struct_debug_detailed_.
1859 * c.opt: Add specifications for
1860 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
1861 and -femit-struct-debug-detailed[=...].
1862 * opts.c (set_struct_debug_option): Parse the
1863 -femit-struct-debug-... options.
1864 * opts.c (matches_main_base, main_input_basename,
1865 main_input_baselength, base_of_path, matches_main_base): Add
1866 variables and functions to compare header base name to compilation
1868 * opts.c (should_emit_struct_debug): Add to determine to emit a
1869 structure based on the option.
1870 (dump_struct_debug) Also disabled function to debug this
1872 * opts.c (handle_options): Save the base name of the
1875 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
1876 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
1877 This hook indicates if a type is generic. Set it by default
1879 * langhooks.h (struct lang_hooks_for_types): Add a new hook
1880 to determine if a struct type is generic or not.
1881 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
1882 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
1883 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
1886 * flags.h (enum debug_info_usage): Add an enumeration to describe
1887 a program's use of a structure type.
1888 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
1889 to indicate the program's usage of the type. Filter structs based
1890 on the -femit-struct-debug-... specification.
1891 (gen_type_die): Split into two routines, gen_type_die and
1892 gen_type_die_with_usage. gen_type_die is now a wrapper
1893 that assumes direct usage.
1894 (gen_type_die_with_usage): Replace calls to gen_type_die
1895 with gen_type_die_with_usage adding the program usage of
1896 the referenced type.
1897 (dwarf2out_imported_module_or_decl): Suppress struct debug
1898 information using should_emit_struct_debug when appropriate.
1900 2007-04-16 Ian Lance Taylor <iant@google.com>
1902 PR tree-optimization/31522
1903 * tree-vrp.c (vr_phi_edge_counts): New static variable.
1904 (vrp_initialize): Allocate vr_phi_edge_counts.
1905 (vrp_visit_phi_node): Don't push to infinity if we saw a new
1906 executable edge. Drop test for all constants.
1907 (vrp_finalize): Free vrp_phi_edge_counts.
1909 * doc/cpp.texi (Common Predefined Macros): Clarify description of
1910 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1912 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
1913 predecessors at head rather than tail.
1915 2007-04-16 Matthias Klose <doko@debian.org>
1917 * config/alpha/linux.h (CPP_SPEC): Define.
1918 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
1920 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
1922 * function.h: Remove sequence_stack extern declaration.
1924 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1926 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
1928 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
1931 2007-04-16 Anatoly Sokolov <aesok@post.ru>
1933 * config/avr/avr.c (avr_arch_types): Rearranging array.
1934 (enum avr_arch): Add.
1935 (avr_mcu_types): Use avr_arch enumeration constants instead of
1937 * config/avr/avr.h (LINK_SPEC): Simplify.
1939 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1941 * config/m68k/m68k.c (m68k_libcall_value,
1942 m68k_function_value): Use macros for register names more.
1944 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
1946 (M68K_REGNAME): Use A6_REG.
1947 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
1949 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1952 * sched-int.h (struct deps): Split field 'pending_lists_length' into
1953 'pending_read_list_length' and 'pending_write_list_length'. Update
1955 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
1956 to handle two length counters instead of one. Update all uses.
1957 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
1958 two length counters instead of one.
1959 * sched-rgn.c (propagate_deps): Update to handle two length counters
1962 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
1965 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
1966 copy of source, pass it to ix86_expand_vector_set and return
1969 2007-04-16 David Ung <davidu@mips.com>
1970 Joseph Myers <joseph@codesourcery.com>
1972 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
1973 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
1974 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1975 Add 74K processor information.
1976 * config/mips/mips.md: Include 74k.md.
1977 (cpu): Add 74kc,74kf,74kx.
1978 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
1979 * config/mips/74k.md: New.
1980 * doc/invoke.texi (MIPS Options): Document 74K support.
1982 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
1984 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
1985 vectorizable_* functions.
1986 * tree-vect-transform.c (vectorizable_call): Add check for
1987 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
1988 (vectorizable_store): likewise.
1989 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
1991 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1992 (vectorizable_type_promotion, vectorizable_load): Likewise.
1993 (vectorizable_live_operation, vectorizable_condition): Likewise.
1994 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
1996 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
1998 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2000 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
2001 register numbers more.
2002 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
2003 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
2004 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
2005 FUNCTION_VALUE_REGNO_P): Likewise.
2006 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
2007 STATIC_CHAIN_REGNUM): Likewise.
2008 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
2009 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
2010 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
2011 * config/m68k/m68k.md (FP_REG): New.
2013 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2015 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
2018 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2020 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
2021 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
2024 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2026 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
2029 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2032 * c-decl.c (finish_decl): Grab the type of the decl after the call
2033 to store_init_value.
2035 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
2037 * common.opt (fforward-propagate): Fix "Optimization" annotation.
2039 2007-04-14 Jakub Jelinek <jakub@redhat.com>
2042 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
2043 post dominators and cleanup cfg before returning.
2045 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
2047 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
2048 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
2050 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
2052 * config.gcc: Recognize fido.
2053 * config/m68k/m68k-devices.def (fidoa): New.
2054 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
2056 (FL_FIDOA, TARGET_FIDOA): New.
2057 * config/m68k/m68k.opt (mfidoa): New.
2059 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2062 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
2063 when a personality function is used.
2065 2007-04-13 Bob Wilson <bob.wilson@acm.org>
2067 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
2069 2007-04-13 Mike Stump <mrs@apple.com>
2071 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
2073 * config/darwin.opt (fapple-kext): Make C++ only.
2074 * config/darwin.c (darwin_override_options): Remove code to ensure
2075 -fapple-kext is given for C++ only.
2077 2007-04-13 Richard Sandiford <richard@codesourcery.com>
2079 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
2080 * config/mips/mips.c (override_options): Call
2081 SUBTARGET_OVERRIDE_OPTIONS, if defined.
2083 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2085 * config/i386/i386.opt (msvr3-shlib): Removed.
2087 * doc/invoke.texi: Remove -msvr3-shlib.
2089 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2091 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
2092 with "popcnt" instruction.
2094 2007-04-13 Richard Guenther <rguenther@suse.de>
2096 PR tree-optimization/21258
2097 * tree-vrp.c (compare_case_labels): New helper.
2098 (find_switch_asserts): New function.
2099 (find_assert_locations): Call it for SWITCH_EXPRs.
2101 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
2103 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
2104 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
2105 check is now implied in X87_FLOAT_MODE_P.
2106 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2107 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2108 (fix_trunc<mode>_i386_fisttp): Ditto.
2109 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2110 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2111 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2112 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2113 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2114 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2115 (unnamed_splitters): Ditto.
2116 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
2117 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
2118 FIRST_SSE_REG for local functions when SSE math is enabled or
2119 for functions with sseregparm attribute.
2120 (standard_80387_constant_p): Return -1 if mode is not
2122 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
2123 (ix86_expand_compare): Ditto.
2124 (ix86_expand_carry_flag_compare): Ditto.
2125 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2126 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2127 DECIMAL_FLOAT_MODE_P.
2128 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2129 of SCALAR_FLOAT_MODE_P.
2130 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2131 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2132 checks before FLOAT_MODE_P.
2133 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2134 before FLOAT_MODE_P.
2139 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2141 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2142 Charles Wilson <libtool@cwilson.fastmail.fm>
2144 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2145 (libgcc.mvars): Don't depend on them.
2146 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2147 * exec-tool.in: New.
2149 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2151 * doc/invoke.text (--help): Document --help=common.
2153 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2155 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2157 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2159 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2160 * genemit.c (main): Emit #include "integrate.h".
2161 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2162 (LOADGP_RTP): New mips_loadgp_style.
2163 * config/mips/mips.h: Include config/vxworks-dummy.h.
2164 (TARGET_RTP_PIC): New macro.
2165 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2166 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2167 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2169 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2170 -mvxworks-pic when using -mrtp and a PIC option.
2171 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2173 (mips_symbolic_constant_p, mips_symbolic_address_p)
2174 (mips_symbol_insns): Handle SYMBOL_HALF.
2175 (override_options): Warn about -G and -mrtp being used together.
2176 Initialize mips_lo_relocs[SYMBOL_HALF].
2177 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2178 (mips_emit_loadgp): Handle LOADGP_RTP.
2179 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2180 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2181 (tablejump): Handle function-relative case table entries if
2183 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2185 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2187 * config/mips/mips.md (load_call<mode>): Allow any general register.
2189 (sibcall_value_internal, sibcall_value_multiple_internal)
2190 (call_value_internal, call_value_split, call_value_multiple_internal)
2191 (call_value_multiple_split): Remove constraints from operand 0.
2193 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2195 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2196 rather than loadgp_noshared.
2197 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2198 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2200 * config/mips/mips.md (loadgp): Rename to...
2201 (loadgp_newabi): ...this.
2202 (loadgp_noshared): Rename to...
2203 (loadgp_absolute): ...this.
2205 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2207 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2208 false for locally-binding symbols.
2209 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2211 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2213 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2214 (SYMBOL_GOT_PAGE_OFST): ...this.
2215 (SYMBOL_GOT_GLOBAL): Rename to...
2216 (SYMBOL_GOT_DISP): ...this.
2217 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2218 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2219 * config/mips/mips.c (mips_global_symbol_p): New function.
2220 (mips_symbol_binds_local_p): Likewise.
2221 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2222 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2223 and mips_symbol_binds_local_p.
2224 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2225 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2226 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2228 (mips_ok_for_lazy_binding_p): New function.
2229 (mips_load_call_address, mips_expand_call): Use it.
2230 (mips_dangerous_for_la25_p): Likewise.
2231 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2232 (*got_disp<mode>): Use got_disp_operand instead of
2233 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2234 SYMBOL_GOTOFF_GLOBAL.
2235 (*got_page<mode>): Use got_page_ofst_operand instead of
2237 * config/mips/predicates.md (const_call_insn_operand): Use
2238 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2239 (global_got_operand): Rename to...
2240 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2242 (local_got_operand): Rename to...
2243 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2244 of SYMBOL_GOT_LOCAL.
2246 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2248 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2249 TARGET_CALL_CLOBBERED_GP.
2250 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2251 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2252 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2253 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2254 of TARGET_ABICALLS && !TARGET_NEWABI.
2255 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2256 * config/mips/mips.c (mips_load_call_address): Check
2257 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2258 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2259 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2260 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2261 TARGET_ABICALLS && TARGET_NEWABI.
2262 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2264 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2265 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2266 TARGET_ABICALLS && TARGET_NEWABI.
2267 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2268 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2269 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2270 whether indirect calls must use $25.
2271 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2273 * config/mips/mips.md (jal_macro): Check flag_pic and
2274 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2275 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2276 instead of TARGET_ABICALLS.
2277 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2278 TARGET_ABICALLS && TARGET_OLDABI.
2279 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2280 (sibcall): In the comment above the define_insn, mention
2281 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2282 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2283 instead of TARGET_ABICALLS.
2285 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2287 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2288 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2289 (MACFLAGS_MATCH_P): New macro.
2290 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2291 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2292 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2293 the other MACFLAG constants.
2294 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2295 (flag_machi): Tighten constraints. Renumber some of the operands.
2296 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2298 (flag_machi_parts_acconly): New pattern.
2299 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2301 (flag_macinit1hi): Tighten constraints.
2302 (flag_mul_macv2hi_parts_acconly): New pattern.
2304 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2305 Use a more efficient implementation.
2306 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2307 inline sequences when not optimizing for size.
2309 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2310 movhi_high2low): Delete, merge functionality into...
2311 (packv2hi): ... this pattern.
2313 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2314 * config/bfin/bfin.opt (msim): New option.
2315 (mcpu=): New option.
2316 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2317 (bfin_cpu_t): Typedef of enum bfin_cpu.
2318 (bfin_cpu_type): New declaration.
2319 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2320 -msim and -mcpu= options.
2321 (LIB_SPEC): Likewise.
2322 * config/bfin/bfin.c (bfin_cpu_type): Define.
2323 (bfin_handle_option): Handle -mcpu= option.
2324 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2325 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2326 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2328 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2330 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2331 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2332 (powerpc-wrs-vxworksae): Use ${tm_file}.
2333 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2334 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2335 * config/i386/vx-common.h: New file.
2337 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2339 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2342 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2344 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2347 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2351 * c-common.c (c_build_qualified_type): Set canonical type
2354 2007-04-12 Richard Guenther <rguenther@suse.de>
2356 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2357 lower bound and element size if lower bound is not zero
2358 or either of the ARRAY_REF operands is set.
2360 2007-04-12 Richard Guenther <rguenther@suse.de>
2362 PR tree-optimization/24689
2363 PR tree-optimization/31307
2364 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2366 * gimplify.c (canonicalize_addr_expr): To be consistent with
2367 gimplify_compound_lval only set operands two and three of
2368 ARRAY_REFs if they are not gimple_min_invariant. This makes
2369 it never at this place.
2370 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2372 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2374 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2375 null before emitting a .nsubspa directive.
2377 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2379 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2380 need_to_partition_p if there are no memory statements in the
2383 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2385 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2386 (gcd_of_steps_may_divide_p): New function.
2387 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2389 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2391 * reload.c (find_reloads_toplev, find_reloads_address,
2392 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2393 not a pointer equality test, to decide if we need to call
2394 push_reg_equiv_alt_mem.
2396 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2398 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2399 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2400 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2402 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2404 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
2405 vector to be positive.
2407 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2411 * doc/invoke.texi: Document --params max-aliased-vops and
2413 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
2414 debug_memory_partitions): Move to tree-flow.h
2415 * params.h (AVG_ALIASED_VOPS): Define.
2416 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
2418 (mp_info_t): Likewise.
2419 (get_mem_sym_stats_for): New.
2420 (set_memory_partition): Move from tree-flow-inline.h.
2421 (mark_non_addressable): Only clear the set of symbols for the
2422 partition if it exists.
2423 (dump_memory_partitions): Move from tree-ssa-operands.c
2424 (debug_memory_partitions): Likewise.
2425 (need_to_partition_p): New.
2426 (dump_mem_ref_stats): New.
2427 (debug_mem_ref_stats): New.
2428 (dump_mem_sym_stats): New.
2429 (debug_mem_sym_stats): New.
2430 (update_mem_sym_stats_from_stmt): New.
2431 (compare_mp_info_entries): New.
2432 (mp_info_cmp): Call it.
2433 (sort_mp_info): Change argument to a list of mem_sym_stats_t
2435 (get_mpt_for): Move from tree-ssa-operands.c.
2436 (find_partition_for): New.
2437 (create_partition_for): Remove.
2438 (estimate_vop_reduction): New.
2439 (update_reference_counts): New.
2440 (build_mp_info): New.
2441 (compute_memory_partitions): Refactor.
2442 Document new heuristic.
2443 Call build_mp_info, update_reference_counts,
2444 find_partition_for and estimate_vop_reduction.
2445 (compute_may_aliases): Populate virtual operands before
2446 calling debugging dumps.
2447 (delete_mem_sym_stats): New.
2448 (delete_mem_ref_stats): New.
2449 (init_mem_ref_stats): New.
2450 (init_alias_info): Call it.
2451 (maybe_create_global_var): Remove alias_info argument.
2452 Get number of call sites and number of pure/const call sites
2453 from gimple_mem_ref_stats().
2454 (dump_alias_info): Call dump_memory_partitions first.
2455 (dump_points_to_info_for): Show how many times a pointer has
2457 * opts.c (decode_options): For -O2 set --param
2458 max-aliased-vops to 500.
2459 For -O3 set --param max-aliased-vops to 1000 and --param
2460 avg-aliased-vops to 3.
2461 * fortran/options.c (gfc_init_options): Remove assignment to
2463 * tree-flow-inline.h (gimple_mem_ref_stats): New.
2464 * tree-dfa.c (dump_variable): Dump memory reference
2466 Dump NO_ALIAS* settings.
2467 (referenced_var_lookup): Tidy.
2468 (mem_sym_stats): New.
2469 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
2470 and ORIG are different SSA names for a memory partition.
2471 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
2472 * tree-flow.h (struct mem_sym_stats_d): Define.
2473 (mem_sym_stats_t): Define.
2474 (struct mem_ref_stats_d): Define.
2475 (struct gimple_df): Add field mem_ref_stats.
2476 (enum noalias_state): Define.
2477 (struct var_ann_d): Add bitfield noalias_state.
2478 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
2479 debug_mem_ref_stats, debug_memory_partitions,
2480 debug_mem_sym_stats): Declare.
2481 * tree-ssa-structalias.c (update_alias_info): Update call
2482 sites, pure/const call sites and asm sites in structure
2483 returned by gimple_mem_ref_stats.
2484 Remove local variable IS_POTENTIAL_DEREF.
2485 Increase NUM_DEREFS if the memory expression is a potential
2487 Call update_mem_sym_stats_from_stmt.
2488 If the memory references memory, call
2489 update_mem_sym_stats_from_stmt for all the direct memory
2490 symbol references found.
2491 (intra_create_variable_infos): Set noalias_state field for
2492 pointer arguments according to the value of
2493 flag_argument_noalias.
2494 * tree-ssa-structalias.h (struct alias_info): Remove fields
2495 num_calls_found and num_pure_const_calls_found.
2496 (update_mem_sym_stats_from_stmt): Declare.
2497 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
2498 Set default value to 100.
2499 (PARAM_AVG_ALIASED_VOPS): Define.
2501 2007-04-11 Richard Guenther <rguenther@suse.de>
2504 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
2505 a * -b + c as c - a * b if we honor sign dependent rounding.
2507 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2509 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
2511 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
2512 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
2514 (initialize_trampoline): Don't use old-style function definition.
2515 (bfin_secondary_reload): Mark IN_P argument as unused.
2517 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
2519 PR tree-optimization/31343
2520 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
2521 (build_polynomial_chrec): Return a scalar when the evolution is zero.
2522 * testsuite/gcc.dg/vect/pr31343.c: New.
2524 2007-04-10 Eric Christopher <echristo@apple.com>
2526 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
2527 * config/i386/i386.md (*cmpfp0): Use.
2528 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2529 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2530 (fix_trunc<mode>_i386_fisttp): Ditto.
2531 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2532 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2533 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2534 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2535 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2536 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2537 (unnamed_splitters): Ditto.
2538 * config/i386/i386.c (output_fix_trunc): Assert that
2539 we're not being passed a TFmode operand.
2541 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
2543 PR tree-optimization/31526
2544 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
2545 n_basic_blocks to find newly added blocks.
2547 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
2549 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
2551 (fix_trunc<mode>si_sse): Ditto.
2552 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
2553 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
2554 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
2555 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
2556 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
2557 expander using SSEMODEF mode macro.
2558 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
2559 expander using SSEMODEF mode macro.
2560 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
2561 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
2562 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
2563 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
2564 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
2565 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
2566 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
2567 Macroize insn using X87MODEF mode macro.
2569 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
2571 * config/i386/sse.md (sse2_pinsrw): Removed.
2572 (sse2_pextrw): Renamed to ...
2573 (*sse2_pextrw): This.
2575 2007-04-09 Jan Hubicka <jh@suse.cz>
2578 * config/i386/sse.md
2579 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
2580 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
2581 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
2582 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
2584 2007-04-09 Jan Hubicka <jh@suse.cz>
2586 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
2587 multiple fields of union.
2589 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
2591 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
2592 (create_preheaders): Check that loops are available.
2593 (fix_loop_structure): Clean up, improve comments.
2594 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
2595 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
2597 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
2598 * predict.c (tree_estimate_probability): Do not call
2599 calculate_dominance_info. Call create_preheaders.
2600 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
2601 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
2603 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
2604 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
2605 * tree-cfg.c (tree_split_edge): Make an assert more precise.
2606 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
2609 2007-04-08 Jan Hubicka <jh@suse.cz>
2611 * tree.h (maybe_fold_offset_to_component_ref): Declare.
2612 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
2613 * fold-const.c (fold_unary): Use it.
2615 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2617 * varasm.c (assemble_variable): Remove call to
2618 lang_hooks.decls.prepare_assemble_variable.
2619 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
2620 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
2621 * langhooks.h (lang_hooks_for_decls): Remove
2622 prepare_assemble_variable.
2624 2007-04-08 Mike Stump <mrs@apple.com>
2626 * config/i386/i386.c: Use inc/dec on Core2.
2628 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
2630 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
2631 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2632 lhd_tree_inlining_end_inlining): Remove.
2633 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
2634 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
2636 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
2637 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2638 lhd_tree_inlining_end_inlining): Remove prototypes.
2639 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
2640 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
2641 LANG_HOOKS_TREE_INLINING_START_INLINING,
2642 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
2644 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
2647 2007-04-08 Anatoly Sokolov <aesok@post.ru>
2650 * config/avr/predicates.md (io_address_operand): Delete predicate.
2651 (low_io_address_operand): Don't use 'mode' argument.
2652 (higth_io_address_operand): Rename ...
2653 (high_io_address_operand): ... to this. Don't use 'mode' argument.
2654 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
2657 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
2659 Revert change removing staticp.
2661 2007-04-07 Anatoly Sokolov <aesok@post.ru>
2664 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
2667 2007-04-07 Bruce Korb <bkorb@gnu.org>
2669 * c.opt: Add -Wformat-contains-nul.
2670 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
2672 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
2673 the NUL byte warning.
2675 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
2677 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
2679 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2681 * tree.c (staticp): No longer use staticp langhook.
2682 * langhooks.c (lhd_staticp): Removed.
2683 * langhooks.h (struct lang_hooks): Remove staticp.
2684 * c-common.c (c_staticp): Remove.
2685 * c-common.h (c_staticp): Ditto.
2686 * langhooks-defs.h (lhd_staticp): Ditto.
2687 (LHD_HOOKS_STATICP): Ditto
2688 * tree.h (gcc_assert_lowered): New macro.
2690 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2692 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
2693 argument "reliable".
2694 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
2695 Add argument "reliable". Propagate it through calls.
2696 (infer_loop_bounds_from_undefined): Derive number of iterations
2697 estimates from references in blocks that do not dominate loop latch.
2698 (gcov_type_to_double_int): New function.
2699 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
2700 and expected_loop_iterations_unbounded.
2701 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
2702 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
2703 * tree-data-ref.c (estimated_loop_iterations): Export.
2704 (get_references_in_stmt): Fix -- do not return addresses of local
2706 * cfgloop.h (expected_loop_iterations_unbounded,
2707 estimated_loop_iterations): Declare.
2709 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2711 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2713 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2715 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
2716 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
2717 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
2718 Use output_387_reg_move().
2719 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
2720 expander using X87MODEF12 mode macro.
2721 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
2722 choosing register preferences. Use output_387_reg_move().
2723 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
2724 instead of "x". Use output_387_reg_move().
2725 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
2726 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
2727 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
2728 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
2729 Use output_387_reg_move().
2730 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
2732 (*truncxf?f_i387 splitter): Ditto.
2734 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2736 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2737 LANG_HOOKS_SAFE_FROM_P.
2738 * expr.c (safe_from_p): Remove langhook call.
2739 * langhooks.h (lang_hooks): Remove safe_from_p.
2740 (lhd_safe_from_p): Remove prototype.
2741 * langhooks.c (lhd_safe_from_p): Remove.
2743 2007-04-06 Jan Hubicka <jh@suse.cz>
2745 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2748 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2750 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
2751 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
2752 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
2753 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
2755 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
2756 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
2758 2007-04-05 Richard Henderson <rth@redhat.com>
2760 * config/alpha/alpha.c (print_operand) [+]: Remove.
2761 (alpha_end_function): Print nop if call at end of function.
2762 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
2763 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
2764 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
2765 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
2766 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
2767 the call pattern. Update peepholes to match.
2769 2007-04-05 Janis Johnson <janis187@us.ibm.com>
2771 * doc/extend.texi (Other Builtins): Add decimal float variants
2773 * builtins.def: Ditto.
2774 * builtins.c (expand_builtin): Ditto.
2776 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
2777 H.J. Lu <hongjiu.lu@intel.com>
2780 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
2781 of V8HImode when calling ix86_binary_operator_ok.
2782 (sse2_pmaddwd): Call ix86_binary_operator_ok.
2783 (sdot_prodv8hi): Operands 1 and 2 must be register.
2785 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2787 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2788 initialize align to silence bogus warning.
2790 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2793 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2795 (struct sra_walk_fns): Remove use_all parameter from use.
2796 (sra_hash_tree): Handle BIT_FIELD_REFs.
2797 (sra_elt_hash): Don't hash bitfld blocks.
2798 (sra_elt_eq): Skip them in parent compares as well. Handle
2800 (sra_walk_expr): Don't maintain or pass down use_all_p.
2801 (scan_use): Remove use_all parameter.
2802 (scalarize_use): Likewise. Re-expand assignment to
2803 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2804 output, and re-scalarize after output. Don't mark anything
2806 (scalarize_ldst): Adjust.
2807 (scalarize_walk_gimple_modify_statement): Likewise.
2808 (build_element_name_1): Handle BIT_FIELD_REFs.
2809 (instantiate_element): Don't warn for any element whose parent
2811 (instantiate_missing_elements_1): Return the sra_elt.
2812 (canon_type_for_field): New.
2813 (try_instantiate_multiple_fields): New.
2814 (instantiate_missing_elemnts): Use them.
2815 (mark_no_warning): Removed.
2816 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2817 (REPLDUP, sra_build_elt_assignment): New.
2818 (generate_copy_inout): Use them.
2819 (generate_element_copy): Likewise. Handle bitfld differences.
2820 (generate_element_zero): Don't recurse for blocks. Use
2821 sra_build_elt_assignment.
2822 (generate_one_element_int): Take elt instead of var. Use
2823 sra_build_elt_assignment.
2824 (generate_element_init_1): Adjust.
2825 (scalarize_use, scalarize_copy): Use REPLDUP.
2826 (scalarize_ldst): Move assert before dereference.
2827 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2829 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2831 * regmove.c: Fix unused variable warnings due to previous commit.
2833 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2835 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
2836 (regmove_bb_head): Remove.
2837 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
2838 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
2839 problems with fixup_match_1.
2840 Don't initialize/free regmove_bb_head.
2842 (reg_is_remote_constant_p): If an insn is in the same basic block
2843 but not before INSN, consider it remote, too.
2845 2007-04-05 Anatoly Sokolov <aesok@post.ru>
2848 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
2849 DECL_ASSEMBLER_NAME, not the DECL_NAME.
2851 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
2853 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
2854 (CONDITIONAL_REGISTER_USAGE): Likewise.
2856 2007-04-04 Richard Henderson <rth@redhat.com>
2858 * config/alpha/lib1funcs.asm: Remove unused file.
2860 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2863 * opts.c (print_specific_help): Fix --help=<language>
2865 (common_handle_option): Support --help=common.
2867 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2870 * gcc.c (main): Do not run the linker if
2871 print_subprocess_help indicates that it shouldn't be
2874 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2877 * doc/invoke.texi (--help=): Document <languages> value, fix
2878 formatting in tables of values.
2880 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
2882 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
2883 dllimport attribute of virtual methods.
2885 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
2887 * config/score/crti.asm: Change _bss_start to __bss_start.
2888 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
2889 (OUTGOING_REG_PARM_STACK_SPACE) update.
2890 * config/score/score.opt: add options to make backend support
2891 score5, score5u, score7 and score7d.
2892 * config/score/score.md: Likewise.
2893 * config/score/misc.md: Likewise.
2894 * config/score/mac.md: Likewise.
2895 * doc/invoke.texi: Likewise.
2896 * doc/md.texi: update constraints define.
2898 2007-04-03 Richard Henderson <rth@redhat.com>
2900 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
2901 an appropriate type, use the mode instead.
2903 2007-04-03 Richard Sandiford <richard@codesourcery.com>
2905 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
2906 Set the default --with-arch setting to mips2.
2907 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
2908 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2909 (MULTILIB_OSDIRNAMES): Delete.
2910 (MULTILIB_DIRNAMES): Define.
2911 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
2912 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
2913 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
2914 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
2915 VXWORKS_OS_CPP_BUILTINS.
2916 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
2917 (MIPS_DEBUGGING_INFO): Undefine.
2918 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
2920 2007-04-03 Jakub Jelinek <jakub@redhat.com>
2923 * fold-const.c (native_encode_real): Encode real.c provided longs
2924 as a series of 32-bit native integers.
2925 (native_interpret_real): Interpret buffer as a series of 32-bit
2928 2007-04-03 Richard Guenther <rguenther@suse.de>
2930 * genpreds.c (write_insn_constraint_len): Write function
2931 optimized for CONSTRAINT_LEN implementation.
2932 (write_tm_preds_h): Output insn_constraint_len inline and
2933 use it for CONSTRAINT_LEN.
2934 (write_insn_preds_c): Don't output insn_constraint_len.
2935 * doc/md.texi (define_register_constraint): Document multi-letter
2936 constraints shall have the same length if they start with the same
2939 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2942 * config/i386/i386.md (isinf<mode>2): Expand only when
2943 TARGET_C99_FUNCTIONS is set.
2945 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2947 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
2948 (x86_64-*-linux*): Ditto.
2949 * config/i386/i386.opt (mpc): New option.
2950 * config/i386/i386.c (overrride_options): Handle
2951 ix87_precision_string.
2952 * config/i386/crtprec.c: New file.
2953 * config/i386/t-crtpc: Ditto.
2954 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
2956 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
2957 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2958 crtprec32.o, crtprec64.o and crtprec80.o.
2960 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
2962 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
2964 2007-04-02 Eric Christopher <echristo@apple.com>
2966 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
2967 limitations on darwin.
2969 2007-04-02 Anatoly Sokolov <aesok@post.ru>
2972 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
2974 2007-04-02 Dave Korn <dave.korn@artimi.com>
2976 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
2978 2007-04-02 Dave Korn <dave.korn@artimi.com>
2980 * libgcc2.h (exception_descriptor): Don't forward-declare.
2981 (__get_eh_table_language, __get_eh_table_version): Delete
2982 prototypes of long-dead functions.
2984 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
2986 * ebitmap.h: New file
2987 * ebitmap.c: New file
2988 * Makefile.in (ebitmap.o): New target.
2990 2007-04-01 Jan Hubicka <jh@suse.cz>
2992 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
2993 before very first instruction.
2995 2007-04-01 Jan Hubicka <jh@suse.cz>
2997 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
2998 waring on 64bit hosts.
2999 * bitmap.h: Fix typo in bitmap_head_def.
3001 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
3003 PR rtl-optimization/31391
3004 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
3005 into a DELETED_LABEL note, and the label is in an empty basic
3006 block, update BB_END as well as BB_HEAD.
3008 2007-04-01 Richard Henderson <rth@redhat.com>
3010 PR tree-optimization/31169
3011 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
3012 to varying if the range is outside [0, prec-1].
3014 2007-04-01 Richard Sandiford <richard@codesourcery.com>
3017 * config/mips/mips.md (load_const_gp): New insn.
3018 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
3019 the MIPS16 GP pseudo register if no_new_pseudos.
3020 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
3022 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3025 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
3027 (call_value): Likewise.
3029 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
3030 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3033 * doc/invoke.texi: (optimization options): Reword description
3034 of -ffast-math. Document its primary purpose.
3036 2007-03-31 Richard Guenther <rguenther@suse.de>
3038 * omp-low.c (splay-tree.h): Include.
3039 (lookup_decl): Replace splay-tree usage by pointer-map.
3040 (maybe_lookup_decl): Likewise.
3041 (new_omp_context): Likewise.
3042 (delete_omp_context): Likewise.
3043 * gimplify.c (splay-tree.h): Include.
3044 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
3046 (remap_ssa_name): Likewise.
3047 (remap_decl): Likewise.
3048 (remap_type_1): Likewise.
3049 (remap_type): Likewise.
3050 (copy_body_r): Likewise.
3051 (expand_call_inline): Likewise.
3052 (clone_body): Likewise.
3053 (copy_tree_r): Likewise.
3054 (remap_save_expr): Likewise.
3055 (unsave_r): Likewise.
3056 (unsave_expr_now): Likewise.
3057 (tree_function_versioning): Likewise.
3058 (build_duplicate_type): Likewise.
3059 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
3060 (struct copy_body_data): Replace splay-tree by pointer-map.
3061 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
3062 not $(SPLAY_TREE_H).
3063 (gimplify.o): Depend on $(SPLAY_TREE_H).
3064 (omp-low.p): Likewise.
3066 2007-03-31 Anatoly Sokolov <aesok@post.ru>
3068 * config/avr/predicates.md (even_register_operand,
3069 odd_register_operand): New predicates.
3070 * config/avr/avr.md (movw peephole2): New.
3071 (movw_r peephole2): New.
3073 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
3075 * tree.h (get_signed_or_unsigned_type): New.
3076 * fold-const.c (operand_equal_for_comparison_p): Use
3077 get_signed_or_unsigned_type instead of
3078 lang_hooks.types.signed_or_unsigned_type.
3079 * expr.c (store_expr): Ditto.
3080 * langhooks.c (get_signed_or_unsigned_type): New.
3081 (lhd_signed_or_unsigned_type): New.
3082 * langhooks.h (lhd_signed_or_unsigned_type): New.
3083 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
3085 2007-03-30 Richard Henderson <rth@redhat.com>
3087 * tree-ssa-loop-ivopts.c: Include target.h.
3088 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
3089 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
3090 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
3091 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
3093 2007-03-30 Richard Henderson <rth@redhat.com>
3094 Kai Tietz <kai.tietz@onevision.com>
3096 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
3098 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
3099 (TARGET_64BIT_MS_ABI): New.
3100 (DBX_REGISTER_NUMBER): Handle 64-bit.
3101 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
3102 (LONG_TYPE_SIZE): Force to 32.
3103 (REG_PARM_STACK_SPACE): New.
3104 (OUTGOING_REG_PARM_STACK_SPACE): New.
3105 (REGPARM_MAX, SSE_REGPARM_MAX): New.
3106 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3107 (STACK_BOUNDARY): Use 128 for 64-bit.
3108 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
3109 Add 64-bit implementation.
3110 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
3112 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
3113 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
3114 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
3115 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
3116 (ix86_handle_cconv_attribute): Don't warn when ignoring if
3117 TARGET_64BIT_MS_ABI.
3118 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
3119 (ix86_pass_by_reference): Likewise.
3120 (ix86_function_value_regno_p): Likewise.
3121 (ix86_build_builtin_va_list): Likewise.
3122 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3123 (function_arg_advance_ms_64): New.
3124 (function_arg_advance): Call it.
3125 (function_arg_ms_64): New.
3126 (function_arg): Call it.
3127 (function_value_ms_64): New.
3128 (ix86_function_value_1): Call it.
3129 (return_in_memory_ms_64): New.
3130 (ix86_return_in_memory): Call it.
3131 (setup_incoming_varargs_ms_64): New.
3132 (ix86_setup_incoming_varargs): Call it.
3133 (ix86_expand_prologue): Handle 64-bit stack probing.
3134 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3135 (output_pic_addr_const): Likewise.
3136 (x86_this_parameter): Likewise.
3137 (x86_output_mi_thunk): Likewise.
3138 (x86_function_profiler): Likewise.
3139 (TARGET_STRICT_ARGUMENT_NAMING): New.
3140 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3141 (TARGET_64BIT_MS_ABI): New.
3142 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3143 * config/i386/i386.md (allocate_stack_worker): Remove.
3144 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3145 describe the clobber of eax without a match_scratch.
3146 (allocate_stack_worker_postreload): Remove.
3147 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3148 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3149 (allocate_stack_worker_rex64_postreload): Remove.
3150 (allocate_stack): Handle 64-bit.
3151 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3152 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3153 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3154 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3155 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3156 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3157 * config.build (x86_64-*-mingw*): New host.
3158 * config.host (x86_64-*-mingw*): New host.
3159 * config.gcc (x86_64-*-mingw*): New target.
3160 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3162 2007-03-30 Richard Henderson <rth@redhat.com>
3163 Kai Tietz <kai.tietz@onevision.com>
3165 * c-pragma.c (struct def_pragma_macro_value): New.
3166 (struct def_pragma_macro): New.
3167 (pushed_macro_table): New.
3168 (dpm_hash, dpm_eq): New.
3169 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3170 (init_pragma): Install them.
3171 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3173 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3175 * config/avr/avr.c (avr_override_options): Clear
3176 'flag_delete_null_pointer_checks'.
3178 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3181 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3182 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3183 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3184 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3185 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3186 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3187 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3189 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3191 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3193 * regmove.c: Move all of pass_stack_adjustments from here...
3194 * combine-stack-adj.c: ...to this new file.
3195 * Makefile.in: Add rules for combine-stack-adj.o.
3197 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3199 PR tree-optimization/31383
3200 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3201 to have the same length.
3203 2007-03-30 Jan Hubicka <jh@suse.cz>
3206 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3207 availablility; add more sanity checking; ask varpool only about
3210 2007-03-29 Richard Henderson <rth@redhat.com>
3212 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3213 to decide, but __SIZEOF_LONG_LONG__.
3215 2007-03-29 Richard Henderson <rth@redhat.com>
3217 * emutls.c (struct __emutls_array): New.
3218 (emutls_destroy): Use it instead of casting element 0 from void*.
3219 (__emutls_get_address): Likewise.
3221 2007-03-29 Richard Henderson <rth@redhat.com>
3223 * varasm.c (initializer_constant_valid_p): Don't deny
3224 DECL_DLLIMPORT_P on functions.
3226 * config/i386/cygming.h: Remove function declarations.
3227 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3228 (ASM_OUTPUT_LABELREF): Remove.
3229 (COMMON_ASM_OP): Remove.
3230 (ASM_OUTPUT_COMMON): Remove.
3231 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3232 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3233 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3234 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3235 Rename from TARGET_ENCODE_SECTION_INFO.
3236 * config/i386/netware.h: Likewise.
3237 * config/i386/i386-protos.h: Update.
3238 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3239 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3240 (legitimate_constant_p): Reject dllimports.
3241 (dllimport_map, get_dllimport_decl): New.
3242 (legitimize_dllimport_symbol): New.
3243 (legitimize_address, ix86_expand_move): Use it.
3244 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3245 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3246 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3247 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3248 * config/i386/predicates.md (constant_call_address_operand): Only
3249 accept symbols; reject dllimport_p symbols.
3250 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3251 i386_pe_maybe_record_exported_symbol.
3252 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3253 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3254 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3255 trust the setting of DECL_DLLIMPORT_P.
3256 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3257 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3258 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3259 tidy the argument scanning loop.
3260 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3261 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3262 (i386_pe_strip_name_encoding): Remove.
3263 (i386_pe_binds_local_p): New.
3264 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3265 (i386_pe_output_labelref): Remove.
3266 (i386_pe_asm_output_aligned_decl_common): New.
3267 (i386_pe_maybe_record_exported_symbol): Rename from
3268 i386_pe_record_exported_symbol; check for dllexported symbols.
3270 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3272 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3273 add comment explaining why vsnprintf cannot be used.
3275 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3277 PR tree-optimization/30666
3278 * tree.c (build_complex_type): When creating type names for DWARF2
3279 debug info, create TYPE_DECLs for TYPE_NAME instead of
3281 (build_common_tree_nodes_2): Use build_complex_type when building
3282 predefined complex types, to preserve canonical types.
3284 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3286 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3287 (noce_get_alt_condition): Look at it to determine whether to
3288 reverse the condition or not.
3289 (noce_get_condition): Substitute the truth for lies.
3290 (noce_find_if_block): Set the then_else_reversed field.
3292 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3294 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3295 destination of this insn.
3296 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3297 than calling gen_rtx_SET directly. Use r0 to hold the value of
3298 'address + 4' rather than a stack based temporary which can be
3301 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3303 * config/s390/s390.c (s390_secondary_input_reload_class,
3304 s390_secondary_output_reload_class): Functions removed.
3305 (s390_secondary_reload): New function.
3306 (TARGET_SECONDARY_RELOAD): Target macro defined.
3307 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3308 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3309 * config/s390/s390.md ("reload_outti", "reload_outdi",
3310 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3311 "reload_out<mode>"): Expanders removed.
3312 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3313 "reload<mode>_nonoffmem_out"): Expanders added.
3315 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3317 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3318 SRC->DEST replacement failed anyway.
3320 2007-03-28 Mike Stump <mrs@apple.com>
3322 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3323 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3324 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3326 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3328 * config.gcc: Accept barcelona as a variant of amdfam10.
3329 * config/i386/i386.c (override_options): Likewise.
3330 * doc/invoke.texi: Likewise.
3332 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3334 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3335 offsets for BIT_FIELD_REF and COMPONENT_REF.
3337 2007-03-28 Richard Guenther <rguenther@suse.de>
3339 * tree.c (is_global_var): Move ...
3340 * tree-flow-inline.h (is_global_var): ... here.
3341 * tree.h (is_global_var): Remove declaration.
3343 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3345 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3347 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3348 * config/i386/i386.c (ix86_tune_features): Initialize new
3350 * config/i386/predicates.md (promotable_binary_operator): Use
3351 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3353 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3356 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3358 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3360 * config/fr30/fr30.md (movsi_internal): Change destination
3361 constraint from m to V and add m to the end.
3363 2007-03-28 Christian Bruel <christian.bruel@st.com>
3365 * config/sh/sh.md (movsi_i): Fix type attribute.
3367 2007-03-28 Christian Bruel <christian.bruel@st.com>
3369 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3370 (movsf_ie): Likewise.
3372 2007-03-28 Christian Bruel <christian.bruel@st.com>
3374 * config.gcc: Add sh4-300 to multilib.
3375 * config/sh/t-mlib-sh4-300: New file.
3377 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3379 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3380 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3382 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3383 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3384 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3385 "fixuns_trunctddi2"): Whitespace fix.
3387 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3389 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3390 the definition of struct sh_args.
3391 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3392 CALL_COOKIE_INT_REG_GET): Likewise.
3394 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3396 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3397 transformations are applied successfully.
3399 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3401 * tree.c (tree_contains_struct): Permit 512 tree codes.
3402 * tree.h (tree_contains_struct): Ditto.
3403 (MAX_TREE_CODES): Ditto.
3404 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
3405 SPARE member to store remaining padding bits.
3407 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3409 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
3412 2007-03-27 Janis Johnson <janis187@us.ibm.com>
3414 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
3415 * configure: Regenerate.
3417 * configure: Regenerate using the correct version of autoconf.
3419 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3421 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
3423 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
3424 regs to "__SP_L__" and "__SP_H__".
3426 2007-03-27 Richard Guenther <rguenther@suse.de>
3428 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
3429 computations with it with a HOST_WIDE_INT variable.
3431 2007-03-26 Mike Stump <mrs@apple.com>
3433 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
3434 objective-c-header, objective-c++-header and objc++-cpp-output
3436 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3438 2007-03-26 Richard Henderson <rth@redhat.com>
3441 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
3442 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
3443 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
3444 IX86_BUILTIN_PSRLQ128): New.
3445 (ix86_init_mmx_sse_builtins): Add them.
3446 (ix86_expand_builtin): Expand them.
3447 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
3448 operand 2 be TImode.
3449 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
3450 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3451 _mm_srli_epi64): Mark __B const.
3452 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
3453 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
3454 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
3455 new two-vector shift builtins.
3457 2007-03-26 Ian Lance Taylor <iant@google.com>
3459 PR tree-optimization/31345
3460 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
3461 [+INF, +INF(OVF)] into VARYING.
3463 2007-03-26 Zack Weinberg <zackw@panix.com>
3465 * gengtype-parse.c: New file.
3466 * gengtype-yacc.y: Delete.
3467 * gengtype-lex.l: Don't include gengtype-yacc.h.
3468 Define YY_DECL and yyterminate appropriately for recursive
3469 descent parser. yylval is now a string out-parameter to yylex.
3470 (HWS, EOID): New shorthand.
3471 (IWORD): Add a couple more types.
3472 (yylex): Add a setup stanza. Remove the complex rules for
3473 detecting GTY'ed types and typedefs; replace with simple
3474 keyword detectors. Adjust everything for the changed
3475 definition of yylval. Ignore all pp-directives, not just #define.
3477 (parse_file): Rename yybegin; do not call yyparse.
3479 * gengtype.c (xasprintf): Export again.
3480 (this_file): New. Use everywhere __FILE__ was being used.
3481 (get_lang_bitmap): Special case types defined in gengtype.c.
3482 (do_typedef, new_structure): Suppress definition of certain types.
3483 (new_structure): Improve diagnostics of duplicate definitions.
3484 Make sure location_s is associated with input.h.
3485 (nreverse_pairs, define_location_structures): New functions.
3486 (main): Improve tagging of kludge types. Remove old kludges
3487 for input.h types; use define_location_structures.
3488 * gengtype.h: Update prototypes. Define token codes here.
3489 * Makefile.in: Remove all references to gengtype-yacc.
3490 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
3492 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
3493 add GTY((skip)) to the field that's only conditionally there.
3494 * doc/install.texi: Document that Bison is no longer required
3495 unless building treelang.
3497 * gengtype.c: Don't include gtyp-gen.h.
3498 (srcdir): Declare here.
3499 (base_files, lang_dir_names): Allocate dynamically.
3500 (gt_files, num_gt_files, num_lang_dirs): New globals.
3501 (measure_input_list, read_input_line, read_input_list)
3502 (set_lang_bitmap): New functions.
3503 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
3504 simplify, relying on read_input_list to set up the bitmaps.
3505 (main): Arguments are no longer unused. Check for correct number
3506 of command line arguments, set srcdir and srcdir_len, then call
3507 read_input_list, before doing anything else. No need to worry
3508 about duplicates in main loop.
3509 * configure.ac: Simplify the calculation of all_gtfiles.
3510 Put language tags in there. Don't set or substitute
3511 all_gtfiles_files_langs or all_gtfiles_files_frags.
3512 * Makefile.in: Revamp the way gengtype is invoked, now that it
3513 takes a file on its command line with a much simpler format.
3514 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
3515 (GTFILES): Remove duplicates and C source files.
3516 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
3517 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
3518 * configure: Regenerate.
3520 * gengtype.h: Remove all type definitions to gengtype.c; leave
3521 only definitions of options_p, type_p, and pair_p as opaque
3522 pointers. Update prototypes.
3523 * gengtype.c: Many type definitions moved here from gengtype.h.
3524 Consolidate type definitions at the top of the file.
3525 (xvasprintf): Delete.
3526 (xasprintf): Make static.
3527 (create_nested_pointer_option): Add 'next' parameter.
3528 (create_field_all, create_field_at): New functions.
3529 (create_field): Now a thin wrapper around create_field_all.
3530 (create_optional_field): Rename create_optional_field_ and add
3531 line argument. Original name is now a macro which supplies
3533 (oprintf): Use vsnprintf directly.
3534 (close_output_files): Use fatal rather than perror/exit.
3535 (note_def_vec, note_def_vec_alloc): Use create_field_at.
3536 (main): Set progname. Don't use exit.
3537 * gengtype-yacc.y (struct_fields): Use create_field_at.
3538 (option, optionseqopt): Delete.
3539 (optionseq): Consolidate productions from option here so we
3540 can use the first argument to create_option.
3542 * gengtype-lex.l: Distinguish unions from structures in the
3543 token type. Don't call find_structure; return the tag as a string.
3544 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
3545 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
3546 Reorganize typedef_struct production accordingly.
3547 Use create_nested_ptr_option.
3548 * gengtype.c (create_nested_ptr_option): New function.
3549 * gengtype.h: Declare it.
3551 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
3552 (string_type): Don't declare.
3553 (do_scalar_typedef): Declare.
3554 (create_scalar_type): Update prototype.
3555 * gengtype.c (string_type): Make static.
3556 (scalar_nonchar, scalar_char): New.
3557 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
3558 (resolve_typedef): Use scalar_nonchar for error recovery.
3559 (create_scalar_type): Remove name_len field. Return scalar_char
3560 or scalar_nonchar as appropriate.
3561 (adjust_field_type): Look at scalar_is_char boolean to decide whether
3563 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
3565 (main): Initialize scalar_char and scalar_nonchar before calling
3567 * gengtype-lex.l: Adjust for removal of second argument to
3568 create_scalar_type. Use yylval.s instead of yylval.t when
3570 * gengtype-yacc.y: Type of SCALAR is string. Call
3571 create_scalar_type from type:SCALAR rule. Adjust for removal of
3572 second argument to create_scalar_type.
3574 * vec.h: Remove all #if IN_GENGTYPE blocks.
3575 Add comment saying that changes may require adjustments to gengtype.
3576 * gengtype.c: Don't include coretypes.h or tm.h.
3577 Add comment to inclusion of errors.h.
3578 (note_def_vec, note_def_vec_alloc): New functions.
3579 * gengtype.h: Declare new functions.
3580 * gengtype-lex.l: Don't include coretypes.h.
3581 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
3583 (update_lineno): Remove unnecessary prototype.
3584 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
3585 (VEC rule): Just return VEC_TOKEN.
3586 * gengtype-yacc.y (VEC_TOKEN): New token type.
3587 (type): Add a production for VEC(a,b).
3588 * Makefile.in: Update dependencies.
3590 * gengtype-lex.l: Remove rules for parsing pointer-to-function
3591 typedefs that use the old PARAMS macro.
3593 * gengtype-lex.l: Remove all rules and states relating to yacc
3595 * gengtype-yacc.y: Similarly.
3596 * gengtype.c (note_yacc_type): Delete function.
3597 * gengtype.h: Update prototypes.
3599 2007-03-26 Joseph Myers <joseph@codesourcery.com>
3601 * tree-pretty-print.c (dump_generic_node): Report precision of
3602 unnamed integer types.
3604 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
3606 * ifcvt.c (noce_try_store_flag_constants): Don't check
3607 no_new_pseudos here.
3608 (noce_try_store_flag_constants): Don't check no_new_pseudos.
3609 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
3610 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
3611 noce_try_sign_mask): Likewise.
3612 (if_convert): Check no_new_pseudos here.
3614 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
3616 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
3617 (noce_get_condition): Handle new then_else_reversed argument.
3618 (noce_init_if_info): Remove, fold into noce_find_if_block.
3619 (noce_process_if_block): Take a struct noce_if_info as the
3620 argument. Don't set up one based on ce_if_info. Update pointer
3621 references accordingly.
3622 (cond_move_process_if_block): Likewise.
3623 (process_if_block): Removed.
3624 (find_if_block): Removed. Move functionality two new functions,
3625 noce_find_if_block and cond_exec_find_if_block.
3626 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
3627 blocks and the symmetric IF-ELSE-JOIN case.
3628 (cond_exec_find_if_block): Also new function mostly based on old
3629 find_if_block and process_if_block.
3630 (find_if_header): Replace find_if_block call with separately
3631 guarded calls to noce_find_if_block and cond_exec_find_if_block.
3632 (find_cond_trap): Update noce_get_condition call.
3633 (dead_or_predicable): Likewise.
3635 2007-03-26 Jakub Jelinek <jakub@redhat.com>
3637 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
3639 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
3640 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
3641 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
3642 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
3643 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
3644 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
3645 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
3646 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
3647 __builtin_ia32_psrad128 builtins.
3649 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
3651 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
3652 * config/i386/constraints.md
3653 (define_constraint "I"): Use IN_RANGE macro.
3654 (define_constraint "J"): Ditto.
3655 (define_constraint "K"): Ditto.
3656 (define_constraint "M"): Ditto.
3657 (define_constraint "N"): Ditto.
3658 (define_constraint "O"): Ditto.
3659 * config/i386/predicates.md
3660 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
3661 (define_predicate "const_0_to_3_operand"): Ditto.
3662 (define_predicate "const_0_to_7_operand"): Ditto.
3663 (define_predicate "const_0_to_15_operand"): Ditto.
3664 (define_predicate "const_0_to_63_operand"): Ditto.
3665 (define_predicate "const_0_to_255_operand"): Ditto.
3666 (define_predicate "const_1_to_31_operand"): Ditto.
3667 (define_predicate "const_2_to_3_operand"): Ditto.
3668 (define_predicate "const_4_to_7_operand"): Ditto.
3670 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3672 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
3673 in SImode for save_world.
3674 * config/rs6000/altivec.md (save_world, restore_world): Convert to
3677 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
3679 PR tree-optimization/30784
3680 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
3683 2007-03-25 Revital Eres <eres@il.ibm.com>
3685 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
3686 Fold movement_possibility function into it.
3688 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3690 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
3691 (load_macho_picbase_{si,di}): Convert to LR hard reg.
3692 (call_indirect_nonlocal_darwin64): Same.
3693 (call_nonlocal_darwin64): Same.
3694 (call_value_indirect_nonlocal_darwin64): Same.
3695 (call_value_nonlocal_darwin64): Same.
3696 (sibcall_nonlocal_darwin64): Same.
3697 (sibcall_value_nonlocal_darwin64): Same.
3698 (sibcall_symbolic_64): Same.
3699 (sibcall_value_symbolic_64): Same.
3700 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
3702 (rs6000_emit_load_toc_table): Same.
3703 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
3704 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
3710 (load_toc_v4_pic_si): Same
3711 (load_toc_v4_PIC_1): Same.
3712 (load_toc_v4_PIC_1b): Same.
3713 (call_indirect_aix{32,64}): Same.
3714 (call_value_indirect_aix{32,64}): Same.
3717 (call_local{32,64}): Same.
3718 (call_value_local{32,64}): Same.
3719 (call_indirect_nonlocal_aix{32,64}): Same.
3720 (call_nonlocal_aix{32,64}): Same.
3721 (call_value_indirect_nonlocal_aix{32,64}): Same.
3722 (call_value_nonlocal_aix{32,64}): Same.
3723 (call_indirect_nonlocal_sysv<mode>): Same.
3724 (call_nonlocal_sysv<mode>): Same.
3725 (call_value_indirect_nonlocal_sysv<mode>): Same.
3726 (call_value_nonlocal_sysv<mode>): Same.
3728 (sibcall_local{32,64}): Same.
3729 (sibcall_value_local{32,64}): Same.
3730 (sibcall_nonlocal_aix{32,64}): Same.
3731 (sibcall_value_nonlocal_aix{32,64}): Same.
3732 (sibcall_nonlocal_sysv<mode>): Same.
3733 (sibcall_value): Same.
3734 (sibcall_value_nonlocal_sysv<mode>): Same.
3736 2007-03-24 Paul Brook <paul@codesourcery.com>
3738 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
3739 * config/arm/linux-eabi.h: Remove legacy syscall hack.
3741 2007-03-24 Richard Henderson <rth@redhat.com>
3743 * config/ia64/constraints.md: New file.
3744 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
3745 satisfies_constraint_?.
3746 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
3747 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
3748 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
3749 ia64_output_mi_thunk): Likewise.
3750 (ia64_const_ok_for_letter_p): Remove.
3751 (ia64_const_double_ok_for_letter_p): Remove.
3752 (ia64_extra_constraint): Remove.
3753 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
3754 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
3755 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
3756 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
3757 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
3758 EXTRA_MEMORY_CONSTRAINT): Remove.
3759 * config/ia64/ia64.md: Include constriants.md. Replace
3760 CONST_OK_FOR_? with satisfies_constraint_?.
3762 2007-03-23 Michael Meissner <michael.meissner@amd.com>
3763 H.J. Lu <hongjiu.lu@intel.com>
3765 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
3767 (name macros): Use DPD_BID_NAME to convert names properly.
3769 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
3770 decimal floating point format.
3771 (init_floating_libfuncs): Change decimal functions so that they
3772 have a "bid_" prefix if the decimal system uses the BID format,
3773 and "dpd_" prefix if the decimal system uses the DPD format.
3774 (init_interclass_conv_libfuncs): Ditto.
3775 (init_intraclass_conv_libfuncs): Ditto.
3777 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3778 using the BID format.
3780 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3781 whether we are using the BID decimal format.
3782 * configure: Regenerate.
3784 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3785 the compiler has decimal floating point enabled. Define
3786 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3789 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3790 using the BID format.
3792 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3793 whether we are using the BID decimal format.
3794 * configure: Regenerate.
3796 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3797 the compiler has decimal floating point enabled. Define
3798 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3801 * doc/install.texi (--enable-decimal-float): Document BID and DPD
3802 options, and that it is enabled for i386/x86_64 systems.
3804 * Makefile.in (enable_decimal_float): New.
3806 (DECNUMINC): Add -I$(DECNUMFMT).
3807 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
3808 to $(DECNUMFMT) from $(DECNUM).
3810 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
3811 Substitute enable_decimal_float.
3812 * configure: Regenerated.
3815 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
3818 * configure.ac: Enable decimal float for x86_64-*-linux*.
3819 * configure: Regenerated.
3822 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
3823 decimal128ClearSign to flip and clear the sign bit in decimal128.
3824 (decimal_real_maxval): Set decimal128SetSign to set the sign
3827 2007-03-23 Ian Lance Taylor <iant@google.com>
3829 * fold-const.c (fold_binary): Correct warning for X - c >= X.
3831 2007-03-23 Ian Lance Taylor <iant@google.com>
3833 * tree-dump.c (dump_files): Correct comment.
3835 2007-03-23 Ian Lance Taylor <iant@google.com>
3837 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
3839 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
3841 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
3842 in cfglayout mode. Don't go into and out of cfglayout mode.
3843 Link the blocks in the order of the constructed traces.
3844 (rest_of_handle_tracer): Adjust call to tracer.
3845 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
3846 Don't go into cfglayout mode.
3847 (rtl_loop_done): Don't go out of cfglayout mode.
3848 * cfglayout.c (relink_block_chain): New function, split out from...
3849 (fixup_reorder_chain): ...here. Remove redundant checking.
3850 (cfg_layout_finalize): Don't clear the header, footer, and aux
3851 fields here, move the code to do so to relink_block_chain. Likewise
3852 for free_original_copy_tables.
3853 * rtl.h (tracer): Update prototype.
3854 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
3855 Assert we are in cfglayout mode. Don't go into and out of cfglayout
3856 mode. Use relink_block_chain to serialize the CFG according to the
3857 new basic block order. Move targetm.cannot_modify_jumps_p check from
3859 (gate_handle_reorder_blocks): ...to here.
3860 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
3862 (gate_duplicate_computed_gotos): ...to here.
3863 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
3864 something always changes when going into and out of cfglayout mode.
3865 Perform an expensive cfg cleanup while going into cfglayout mode.
3866 Always update liveness information on HAVE_conditional_execution
3867 targets. Reserialize the basic blocks and go out of cfglayout mode.
3868 * reg-stack.c: Include cfglayout.h.
3869 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
3870 the call to reorder_basic_blocks.
3871 * basic-block.h (reorder_basic_blocks): Update prototype.
3872 (relink_block_chain): New prototype.
3873 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
3875 2007-03-23 Joseph Myers <joseph@codesourcery.com>
3877 * config/mips/mips.md (type, hazard, *movdi_32bit,
3878 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
3879 *movhi_internal, *movqi_internal, *movsf_hardfloat,
3880 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
3881 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
3882 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
3884 (movcc): Change first xfer to multi.
3885 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
3886 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
3887 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
3888 config/mips/generic.md: Change reservations using "xfer" to use
3890 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
3891 using match_operand.
3892 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
3893 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
3895 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
3897 2007-03-22 Richard Henderson <rth@redhat.com>
3899 * config/i386/i386.c: Remove unnecessary function declarations.
3900 Move targetm definition, and all related macros, to the end of
3901 the file. Resort some functions to put definitions before uses.
3902 (ix86_attribute_table): Make static. Move to end of file.
3903 (ix86_gimplify_va_arg): Make static.
3905 2007-03-22 Richard Henderson <rth@redhat.com>
3907 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
3908 don't increase local_regparm with force_align_arg_pointer check.
3909 (ix86_function_sseregparm): Assert 32-bit.
3910 (type_has_variadic_args_p): New.
3911 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
3912 type_has_variadic_args_p.
3913 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
3914 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
3915 use memset instead. Do maybe_vaarg check first; skip attribute
3916 tests if true; skip attribute tests for 64-bit.
3917 (construct_container): Remove TARGET_DEBUG_ARG.
3918 (function_arg_advance_32, function_arg_advance_64): Split out ...
3919 (function_arg_advance): ... from here.
3920 (function_arg_32, function_arg_64): Split out ...
3921 (function_arg): ... from here.
3922 (ix86_pass_by_reference): Tidy.
3923 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
3924 (function_value_32): New, from parts of ix86_function_value
3925 and ix86_value_regno.
3926 (function_value_64): New, from parts of ix86_function_value
3927 and ix86_libcall_value.
3928 (ix86_function_value_1): New.
3929 (ix86_function_value, ix86_libcall_value): Use it.
3930 (return_in_memory_32, return_in_memory_64): Split out ...
3931 (ix86_return_in_memory): ... from here.
3932 (ix86_struct_value_rtx): Skip for 64-bit.
3933 (ix86_libcall_value, ix86_value_regno): Remove.
3934 (setup_incoming_varargs_64): Split out ...
3935 (ix86_setup_incoming_varargs): ... from here.
3936 (ix86_va_start): Remove TARGET_DEBUG_ARG.
3937 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
3938 * config/i386/i386-protos.h (ix86_function_value): Remove.
3939 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
3941 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3944 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
3945 infinities not supported, otherwise emit warning if -Woverflow. On
3946 underflow, emit warning if -Woverflow.
3947 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
3949 * real.h (real_from_string): Update declaration
3951 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
3952 Richard Henderson <rth@redhat.com>
3954 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
3955 * calls.c (compute_argument_block_size, expand_call,
3956 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
3957 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
3958 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
3959 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
3960 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
3961 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
3962 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
3963 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
3966 2007-03-22 Joseph Myers <joseph@codesourcery.com>
3968 * c-incpath.c (add_sysroot_to_chain): New.
3969 (merge_include_chains): Add sysroot argument. Call
3970 add_sysroot_to_chain if sysrooted.
3971 (register_include_chains): Update call to merge_include_chains.
3972 * doc/cppopts.texi: Document use of '=' in include directory
3975 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
3977 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
3978 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
3979 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
3980 insn pattern using X87MODEF12 mode macro.
3982 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
3984 * regmove.c (regmove_optimize): Use reg_mentioned_p
3985 instead of reg_overlap_mentioned_p for DST.
3987 2007-03-21 Mike Stump <mrs@apple.com>
3989 * c.opt: Fixup for Objective-C/C++.
3991 2007-03-21 Steve Ellcey <sje@cup.hp.com>
3993 * explow.c (convert_memory_address): Fold memory reference when
3994 POINTERS_EXTEND_UNSIGNED < 0
3996 2007-03-21 Richard Henderson <rth@redhat.com>
3999 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
4000 * config/i386/mmintrin.h (__m64): Likewise.
4001 * config/i386/xmmintrin.h (__m128): Likewise.
4003 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4005 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
4006 (VXWORKS_OS_CPP_BUILTINS): Define.
4007 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
4008 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
4010 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4012 * rtl.h (constant_pool_reference_p): Delete.
4013 (find_constant_src): Declare.
4014 * rtlanal.c (find_constant_src): New function.
4015 * simplify-rtx.c (constant_pool_reference_p): Delete.
4016 * config/i386/i386.md: Use find_constant_src instead of
4017 constant_pool_reference_p/avoid_constant_pool_reference pairs.
4019 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4021 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
4022 * c-cppbuiltin.c (c_cpp_builtins): Define them.
4024 2007-03-20 Mark Mitchell <mark@codesourcery.com>
4026 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
4027 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
4028 (arm_elf_asm_constructor): Use it.
4029 (arm_elf_asm_destructor): New function.
4031 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
4033 * jump.c (mark_jump_label): Treat SEQUENCE specially.
4035 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
4037 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
4039 2007-03-19 Andrew Haley <aph@redhat.com>
4041 PR tree-optimization/31264
4042 * tree-vrp.c (register_edge_assert_for_1): Don't look though
4045 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
4047 PR rtl-optimization/30907
4048 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
4049 (fwprop_init): Always call loop_optimizer_initialize.
4050 (fwprop_done): Always call loop_optimizer_finalize.
4051 (fwprop): We always have loop info now.
4052 (gate_fwprop_addr): Remove.
4053 (pass_fwprop_addr): Use gate_fwprop as gate.
4055 PR rtl-optimization/30841
4056 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
4057 df_chain_alloc): Call df_reorganize_refs unconditionally.
4058 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
4059 refs_organized to refs_organized_size.
4060 (df_ref_create_structure): Use refs_organized_size instead of
4061 bitmap_size if refs had been organized, and keep refs_organized_size
4063 * df.h (struct df_ref_info): Change refs_organized to
4064 refs_organized_size.
4065 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
4068 2007-03-19 Mark Mitchell <mark@codesourcery.com>
4070 * except.c (output_function_exception_table): Do not reference the
4071 EH personality routine for functions that do not require an
4074 2007-03-20 Jakub Jelinek <jakub@redhat.com>
4077 * c-typeck.c (convert_for_assignment): Call comptypes for
4078 RECORD_TYPE or UNION_TYPE.
4081 * reload1.c (reload): Do invalid ASM checking after
4082 cleanup_subreg_operands.
4084 2007-03-19 Jeff Law <law@redhat.com>
4086 * tree-cfg.c (find_taken_edge): Tighten conditions for
4087 optimizing computed gotos.
4089 2007-03-19 Michael Matz <matz@suse.de>
4091 * builtins.c (expand_builtin_sync_operation,
4092 expand_builtin_compare_and_swap,
4093 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
4096 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
4097 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
4100 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4102 * doc/tm.texi: Add brackets around the return type of
4103 TARGET_SECONDARY_RELOAD.
4105 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4106 Richard Guenther <rguenther@suse.de>
4108 PR tree-optimization/31254
4109 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
4110 Use handled_component_p () where appropriate. Continue
4111 propagating into the rhs if we propagated into an INDIRECT_REF
4114 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4116 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4117 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
4118 (xde, xdee): Mode attributes adjusted to support DFP modes.
4119 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
4120 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
4121 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
4122 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
4123 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4124 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4125 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4127 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4128 "movsf"): Insn definitions removed.
4129 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4130 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4131 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4133 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4134 "reload_in<mode>", "reload_out<mode>"): Expander added.
4135 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4138 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4140 * config/s390/s390.md: Only non-functional changes. Renamed
4141 FPR mode macro to BFP all over the file.
4143 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4145 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4146 (op_type attribute): RRF instruction type added.
4147 (fT0): New mode attribute.
4148 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4149 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4150 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4151 no secondary memory is needed when moving DFmode values between GPRs
4154 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4156 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4157 inverted and documentation adjusted.
4158 ("mhard-dfp", "msoft-dfp"): New options.
4159 * config/s390/s390.c (s390_handle_arch_option): New architecture
4161 (override_options): Sanity checks for the new options added.
4162 * config.gcc: New architecture switch: z9-ec.
4163 * config/s390/s390.h (processor_flags): PF_DFP added.
4164 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4165 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4166 when the bit is NOT set so remove it from the defaults.
4168 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4170 * genemit.c (main): Print include statement for dfp.h.
4171 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4174 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4176 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4178 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4181 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4184 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4186 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4187 attr_length_call, output_call, output_indirect_call): Cleanup
4188 formatting of targetm calls.
4190 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4192 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4194 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4196 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4197 reservation, bypass and anti-bypass descriptions for these instructions.
4198 Update move patterns.
4199 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4202 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4204 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4205 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4206 (get_initial_def_for_reduction): Likewise.
4208 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4210 Fix PR tree-optimization/29922
4211 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4212 (get_representative): Removed.
4213 (value_dies_in_block_x): Update for rvuse removal.
4214 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4215 (compute_antic_aux): Handle when PHI nodes appear in
4216 non-single-successors.
4217 (dump_bitmap_of_names): Removed.
4218 (compute_antic_safe): Renamed and removed rvuse calculation.
4219 Calculate only antic safe.
4220 (insert_into_preds_of_block): Remove assert.
4221 (execute_pre): Update for renamed functions.
4222 (defer_or_phi_translate_block): New function.
4224 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4226 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4227 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4229 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4230 Follow spelling conventions.
4232 * tree-data-ref.h: Remove the prototype for analyze_array.
4234 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4236 PR tree-optimization/31041
4237 * tree-vect-transform.c (get_initial_def_for_induction): Call
4238 force_gimple_operand.
4240 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4242 * ipa-type-escape.c (look_for_casts) : Revert code to use
4243 handled_component_p due to ada test a-numaux.adb.
4245 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4247 * final.c (final_scan_insn): Alter the condition of a
4248 conditional trap if we have nonstandard CC.
4250 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4252 * configure.ac: Remove excess quoting from asm line 0 test.
4253 * configure: Rebuilt.
4255 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4257 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4258 * c-common.c (convert_and_check): Move warning logic to...
4259 (warnings_for_convert_and_check): ...here. Define.
4260 * c-common.h (warnings_for_convert_and_check): Declare.
4262 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4264 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4265 (output_call): Likewise.
4267 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4269 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4271 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4273 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4275 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4277 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4278 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4280 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4282 PR tree-optimization/31183
4283 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4284 Use double_int instead of unsigned int for representing access_strides.
4285 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4287 2007-03-16 Richard Guenther <rguenther@suse.de>
4289 PR tree-optimization/31146
4290 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4291 to allow recursion of forward_propagate_addr_expr.
4292 (forward_propagate_addr_into_variable_array_index): Likewise.
4293 (forward_propagate_addr_expr): Likewise.
4294 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4295 (forward_propagate_addr_expr_1): Recurse on simple copies
4296 instead of propagating into them. Do so for useless conversions
4298 (forward_propagate_addr_expr): Clean up unused statements after
4301 2007-03-16 Richard Guenther <rguenther@suse.de>
4303 * builtins.c (expand_builtin_cexpi): Use the right argument
4304 for the expansion via cexp.
4306 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4308 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4309 * configure: Rebuilt.
4311 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4314 * dwarf2out.c (force_type_die): Adjust comment.
4315 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4317 2007-03-15 DJ Delorie <dj@redhat.com>
4319 * config/frv/predicates.md (minmax_operator): Don't check operands
4322 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4324 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4325 Update constant estimates of number of iterations.
4326 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4327 argument renamed to "realistic".
4328 (compute_estimated_nb_iterations): Removed.
4329 (record_niter_bound): New function.
4330 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4331 call record_nonwrapping_iv with upper = false.
4332 (infer_loop_bounds_from_signedness): Pass upper argument to
4333 record_nonwrapping_iv.
4334 (estimate_numbers_of_iterations_loop): Do not call
4335 compute_estimated_nb_iterations. Record estimate based on profile
4336 information. Initialize the constant estimates of number of
4338 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4340 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4341 number of iterations is too small.
4342 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4343 (EST_NOT_AVAILABLE): Removed.
4344 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4345 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4348 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4350 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4351 Handle NE_EXPR guards.
4353 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4356 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4357 Set also -pedantic-errors by default for the preprocessor unless
4358 -fpermissive is given.
4360 2007-03-15 Richard Guenther <rguenther@suse.de>
4364 * builtins.c (expand_builtin_cexpi): As a fallback if we
4365 don't have builtins for sincos or cexp create a function
4366 declaration for cexp and expand to a call to that.
4367 (expand_builtin_int_roundingfn): Always fall
4368 back to floor/ceil and its variants even if they may be
4371 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4374 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4375 jump tables, move the call to delete_dead_jumptables from here...
4376 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4377 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4378 don't allow merging of blocks that try_redirect_by_replacing_jump
4379 also does not handle when not optimizing.
4381 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4382 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4384 * config/i386/i386.md (x86_sahf_1): Correctly handle
4387 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4390 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4391 x86_64_general_operand as operand[2] predicate. Remove "iF"
4392 from operand constraints and use "e" constraint instead.
4393 (*subti3_1, *subti3_1 splitter): Ditto.
4394 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4395 operand[1] predicate.
4397 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4399 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4400 arrays, multiply the access strides by the size of the sub-array.
4401 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4403 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4405 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
4406 the configured assembler supports the sahf mnemonic.
4407 * configure: Regenerate.
4408 * config.in: Regenerate.
4410 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
4411 emit "sahf" or ".byte\t0x9e" as asm template.
4413 2007-03-14 Michael Meissner <michael.meissner@amd.com>
4416 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
4417 option to replace hard coded TARGET_xxx in md file.
4418 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
4419 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4420 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
4421 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
4422 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
4423 (X86_TUNE_NOT_VECTORMODE): Ditto.
4424 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
4425 (TUNE_AVOID_VECTOR_DECODE): Ditto.
4426 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4427 (TUNE_SLOW_IMUL_IMM8): Ditto.
4428 (TUNE_MOVE_M1_VIA_OR): Ditto.
4429 (TUNE_NOT_UNPAIRABLE): Ditto.
4430 (TUNE_NOT_VECTORMODE): Ditto.
4432 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
4435 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
4436 tuning options instead of hard coded TARGET_xxx.
4437 (fix ssemode peephole2's): Ditto.
4438 (imul peephole2's): Ditto.
4440 (movdi_or_rex64): Ditto.
4441 (move peephole2): Ditto.
4442 (not peephole2's): Ditto.
4444 2007-03-14 Dirk Mueller <dmueller@suse.de>
4446 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
4447 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
4448 * c-parser.c (c_parser_if_body): Always add an empty statement in case
4450 * c-parser.c (c_parser_do_statement): Warn about empty body in
4452 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
4453 * doc/invoke.texi (-Wempty-body): Update documentation.
4455 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4458 * c-common.h (warn_for_div_by_zero): Declare.
4459 * c-common.c (warn_for_div_by_zero): Define.
4460 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
4463 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4465 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
4466 to PREFIX and STANDARD_PREFIX.
4468 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4469 Phil Edwards <phil@codesourcery.com>
4471 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
4472 (__gthread_once_t): Remove busy field for RTPs.
4473 (__GTHREAD_ONCE_INIT): Update accordingly.
4475 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4477 * doc/invoke.texi: Document VxWorks options.
4479 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4481 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
4483 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
4485 PR tree-optimization/30590
4486 * tree-nrv.c (tree_nrv): Check for the partial update of the
4489 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4491 * flags.h (flag_random_seed): Remove declaration, in favor of...
4492 * toplev.h (get_random_seed, set_random_seed): ... these.
4493 * tree.c (get_file_function_name): Use the former.
4494 * opts.c (common_handle_option): Use the latter.
4497 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
4500 * cse.c (cse_find_path): Do not bail out if a basic block that
4501 we already visited now becomes part of a path that starts at a
4502 different basic block. Just disallow this, to make sure we
4503 visit each basic block at most once.
4505 2007-03-13 Jan Hubicka <jh@suse.cz>
4507 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
4508 when profile esitmate is present, calls with very low frequency are
4511 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
4513 PR tree-optimization/30730
4514 PR tree-optimization/26900
4515 * tree-ssa-loop-niter.c: Include gmp.h.
4517 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
4518 split_to_var_and_offset, determine_value_range,
4519 bound_difference_of_offsetted_base, refine_bounds_using_guard,
4520 bound_difference, bounds_add, bounds_negate,
4521 number_of_iterations_ne_max, dump_affine_iv): New functions.
4522 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
4523 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
4524 difference of initial and final value of control iv to validate
4526 (number_of_iterations_cond): Add loop parameter. Determine bounds
4527 on the difference of the extremes of the control iv. Add dumps.
4528 (expand_simple_operations): Handle phi nodes.
4529 (simplify_using_initial_conditions): Do not record used conditions.
4530 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
4531 Do not set additional_info.
4532 (implies_nonnegative_p, implies_ge_p): Removed.
4533 (derive_constant_upper_bound): Do not use parameter `additional'.
4534 (record_estimate): Parameter `additional' removed. Parameter
4535 `i_bound' added. Do not call derive_constant_upper_bound.
4536 (record_nonwrapping_iv): Use derive_constant_upper_bound to
4537 bound the number of iterations estimate.
4538 (estimate_numbers_of_iterations_loop): Pass the estimate from
4539 the number of iterations analysis to record_estimate.
4540 * tree.h (multiple_of_p): Declare.
4541 * tree-scalar-evolution.c (expression_expensive_p): Removed.
4542 (scev_const_prop): Do not check expression_expensive_p.
4543 * fold-const.c (multiple_of_p): Exported.
4544 * double-int.c (double_int_mask): Exported.
4545 * double-int.h (double_int_mask): Declare.
4546 * tree-flow.h (struct tree_niter_desc): Removed additional_info
4547 field. Added max field.
4549 2007-03-13 David Taylor <taylor@candd.org>
4552 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
4555 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4558 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
4559 two unamed patterns.
4561 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
4563 * config/i386/i386.opt (mcx16, msahf): New options.
4564 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
4565 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
4567 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
4568 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
4569 Output -mcx16 and -msahf options when corresponding bit is set.
4571 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
4574 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4576 * configure.ac: Test for assembler tolerance to # 0 "".
4577 * configure, config.in: Rebuilt.
4578 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
4580 2007-03-13 Geoffrey Keating <geoffk@apple.com>
4582 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
4584 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
4585 (handle_syscall): Handle direct system calls.
4586 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
4588 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4590 * doc/invoke.texi: Fix cpp.info cross-reference.
4591 * doc/passes.texi: Fix gcc.info cross-reference.
4593 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
4595 PR tree-optimization/30835
4596 * lambda-code.c (can_convert_to_perfect_nest): Check whether
4597 bb_for_stmt is not NULL before accessing it.
4599 2007-03-12 Joseph Myers <joseph@codesourcery.com>
4601 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
4604 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4607 * doc/install.texi: Document --enable-stage1-languages
4609 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
4611 * tree-pass.h (pass_into_cfg_layout_mode,
4612 pass_outof_cfg_layout_mode): Declare.
4613 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
4614 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
4615 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
4616 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
4618 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
4620 * c-decl.c (warn_variable_length_array): New function.
4621 Refactored from grokdeclarator to handle warn_vla
4622 and handle unnamed array case.
4623 (grokdeclarator): Refactored VLA warning case.
4624 * c.opt (Wvla): New flag.
4625 * doc/invoke.texi (Wvla): New warning.
4627 2007-03-12 Richard Henderson <rth@redhat.com>
4629 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
4630 (TARGET_SECTION_TYPE_FLAGS): New.
4632 2007-03-12 Richard Henderson <rth@redhat.com>
4634 * config/darwin.c (machopic_reloc_rw_mask): New.
4635 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
4636 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
4638 2007-03-12 Mark Mitchell <mark@codesourcery.com>
4640 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
4641 * cppdefault.h (cpp_PREFIX): Document.
4642 (cpp_PREFIX_len): Likewise.
4643 (cpp_EXEC_PREFIX): New variable.
4644 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
4645 * c-incpath.c (add_standard_paths): Correct logic for relocating
4646 paths within prefix.
4648 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
4650 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
4651 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
4653 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
4654 fix_truncdfdi_sse using SSEMODEF mode macro.
4655 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
4656 fix_truncdfsi_sse using SSEMODEF mode macro.
4657 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
4658 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
4660 2007-03-12 Richard Sandiford <richard@codesourcery.com>
4662 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
4665 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
4667 * tree.h : Add multiple_of_p declaration.
4668 * fold-const.c (multiple_of_p): Make multiple_of_p public.
4669 * ipa-type-escape.c (results_of_malloc): Redundant.
4670 (visited_stmts): New. Visited stmt for walk_use_def_chains.
4671 (cast_type): Extended with new members.
4672 (check_cast): Returns cast_type.
4673 (cast): New structure for data of walk_use_def_chains.
4674 (is_malloc_result, is_cast_from_non_pointer_1,
4675 is_cast_from_non_pointer,
4676 is_array_access_through_pointer_and_index): New functions.
4677 (look_for_casts): Returns cast types.
4678 (check_call): Returns void.
4679 (okay_pointer_operation): Use support of pointer plus index,
4680 pointer plus constant and allow all multiplications.
4682 2007-03-11 Richard Guenther <rguenther@suse.de>
4684 PR tree-optimization/31115
4685 * tree-vrp.c (extract_range_from_binary_expr): Make sure
4686 the shift count is positive and non-anti-range for RSHIFT_EXPR.
4687 A shift count of zero is not special as with *_DIV_EXPR.
4688 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
4691 2007-03-11 Ian Lance Taylor <iant@google.com>
4693 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
4694 the *_DIV_EXPR codes correctly with overflow infinities.
4696 2007-03-11 Ira Rosen <irar@il.ibm.com>
4698 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
4699 indicate success/failure of the analysis. Add negation to subtrahend
4700 in case of subtraction. Fail if both operands contain constants.
4701 (create_data_ref): Fail if analyze_offset fails.
4703 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
4705 * config/i386/i386.md (frndintxf2): Rename to ...
4706 (rintxf2): ... this. Remove expander having same name.
4707 (rintsf2, rintdf2): Implement using SSEMODEF macro.
4708 (roundsf2, rounddf2): Ditto.
4709 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
4710 (lround<mode>di2, lround<mode>si2): Ditto.
4712 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
4714 * lower-subreg.c: Include except.h.
4715 (decompose_multiword_subregs): Verify that the only control flow
4716 insns we can split are loads to multi-words pseudos.
4717 Handle breaking such blocks after splitting, instead of calling
4718 find_many_sub_basic_blocks.
4720 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
4721 on the new basic block. Add a lengthy comment explaining why we
4722 thought this was necessary.
4723 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
4725 2007-03-10 Mark Mitchell <mark@codesourcery.com>
4728 * tree.c (walk_type_fields): Recurse into the element type of
4729 ARRAY_TYPEs if there is a pointer set.
4731 2007-03-10 Dirk Mueller <dmueller@suse.de>
4733 * c-common.c (warn_logical_operator): Fix condition.
4735 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
4737 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
4739 * config/darwin.c (machopic_select_section): Remove superfluous
4740 argument in call to categorize_decl_for_section. Remove unused
4743 2007-03-10 Joseph Myers <joseph@codesourcery.com>
4745 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
4747 * configure: Regenerate.
4749 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
4752 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
4753 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
4754 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
4755 Add LABEL_NUSES to emitted label.
4756 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
4757 branch probability value to emitted jump insn.
4758 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
4759 Do not check life information and do not re-arrange input operands
4760 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
4762 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4764 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
4765 the change of decode_asm_operands.
4767 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4769 * mode-switching.c (create_pre_exit): Skip blockage insn.
4771 2007-03-09 Diego Novillo <dnovillo@redhat.com>
4773 * tree-pass.h (TODO_update_smt_usage): Remove.
4775 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4779 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4781 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
4782 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
4783 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
4786 2007-03-09 Geoffrey Keating <geoffk@apple.com>
4788 * gcc.c: Document %{, in big comment at top.
4789 (input_suffix_matches): Remove special handling for .s and
4791 (input_spec_matches): New.
4792 (handle_braces): Handle %{,.
4793 (validate_switches): ',' indicates a value which is not a switch.
4794 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
4795 to detect assembler input.
4796 * config/i386/sol2.h (CPP_SPEC): Likewise.
4797 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
4798 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4799 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
4800 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4801 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
4802 -m64 causes deployment target to default to 10.5.
4803 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4805 2007-03-09 Richard Henderson <rth@redhat.com>
4808 * target.h (targetm.asm.out.reloc_rw_mask): New.
4809 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
4810 (TARGET_ASM_OUT): Use it.
4811 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
4812 * varasm.c (categorize_decl_for_section): Remove shlib argument;
4813 use the new reloc_rw_mask target hook instead.
4814 (default_section_type_flags_1): Merge into...
4815 (default_section_type_flags): ... here.
4816 (decl_readonly_section_1): Merge into...
4817 (decl_readonly_section): ... here.
4818 (default_elf_select_section_1): Merge into...
4819 (default_elf_select_section): ... here.
4820 (default_unique_section_1): Merge into...
4821 (default_unique_section): ... here.
4822 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
4823 (default_select_rtx_section): Use it.
4824 (default_elf_select_rtx_section): Likewise.
4825 * output.h: Update to match.
4826 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
4827 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
4828 (TARGET_ASM_RELOC_RW_MASK): New.
4829 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
4830 to categorize_decl_for_section.
4831 (x86_64_elf_unique_section): Likewise.
4832 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
4833 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
4834 (TARGET_ASM_RELOC_RW_MASK): New.
4835 * config/ia64/ia64.c (ia64_rwreloc_select_section,
4836 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
4837 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
4838 (TARGET_RWRELOC): Remove.
4839 (ia64_section_type_flags): Adjust call to default_section_type_flags.
4840 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4841 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
4842 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
4843 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
4844 (rs6000_xcoff_select_section): Use decl_readonly_section.
4845 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
4846 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4847 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
4848 (TARGET_SECTION_TYPE_FLAGS): Remove.
4849 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
4851 2007-03-09 Roger Sayle <roger@eyesopen.com>
4853 * fold-const.c (fold_comparison): Remove compile-time evaluation of
4854 complex constant equality/inequality comparisons for here.
4855 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
4856 known at compile-time or can be simplified to a scalar comparison.
4857 (fold_relational_const): Move compile-time evaluation of complex
4858 constant equality/inequality comparisons to here.
4860 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4862 PR rtl-optimization/30643
4863 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
4865 (fold_rtx): Recurse, like before 2006-11-03.
4867 2007-03-09 DJ Delorie <dj@redhat.com>
4869 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
4872 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
4874 PR tree-optimization/30375
4875 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
4876 LHS of statements is not the same.
4877 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
4879 2007-03-09 Chao-ying Fu <fu@mips.com>
4881 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
4883 * doc/invoke.texi (-mdspr2): Document new option.
4884 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
4885 New unspec for DSP REV 2.
4886 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
4887 these instructions are extended in DSP REV 2.
4888 (mips-dspr2.md): Include.
4889 * config/mips/mips.opt (mdspr2): New option.
4890 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
4891 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
4892 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
4893 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
4894 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
4895 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
4896 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
4898 (bdesc_map): Add one field of unsupported_target_flags.
4899 (bdesc_arrays): Update entries to have extra fields. Add
4901 (mips_init_builtins): Initialize new function types.
4902 Check unsupported_target_fileds to filter out builtins.
4903 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
4905 (ASM_SPEC): Pass mdspr2 to the assembler.
4906 * config/mips/mips-dspr2.md: New file.
4908 2007-03-09 Sa Liu <saliu@de.ibm.com>
4910 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
4912 2007-03-09 Ian Lance Taylor <iant@google.com>
4914 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
4915 argument) like -Wstrict-overflow=2.
4916 * doc/invoke.texi (Warning Options): Update documentation.
4918 2007-03-09 Dirk Mueller <dmueller@suse.de>
4921 * doc/invoke.texi (-Wlogical-op): Document.
4922 * common.opt (-Wlogical-op): New.
4923 * c-common.h (warn_logical_operator): Declare.
4924 * c-common.c (warn_logical_operator): Define.
4925 * c-typeck.c (parser_build_binary_op): Call
4926 warn_logical_operator.
4928 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4930 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
4931 * final.c (final_scan_insn): Test for non-"" file name.
4933 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
4935 * doc/loop.texi: Document the Omega linear constraints solver.
4936 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
4937 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
4938 omega-hash-table-size, omega-max-keys, and
4939 omega-eliminate-redundant-constraints.
4940 * tree-pass.h (pass_check_data_deps): Declared.
4943 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
4944 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
4945 pass_check_data_deps): New.
4946 * tree-data-ref.c (init_data_ref): Remove declaration.
4947 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
4948 (analyze_array): Renamed init_array_ref, move up initializations.
4949 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
4950 Removed arguments that are set to NULL.
4951 (analyze_indirect_ref): Correct indentation, correct call to
4953 (object_analysis): Call init_array_ref instead of analyze_array.
4954 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
4955 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
4956 of DR_ACCESS_FNS_ADDR.
4957 (init_omega_eq_with_af, omega_extract_distance_vectors,
4958 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
4959 ddr_consistent_p): New.
4960 (compute_affine_dependence): Check consistency of ddrs when
4961 flag_check_data_deps is passed.
4962 (analyze_all_data_dependences): Uncomment.
4963 (tree_check_data_deps): New.
4964 * tree-data-ref.h: Include omega.h.
4965 (DR_ACCESS_FNS_ADDR): Removed.
4966 (data_dependence_relation): Add inner_loop.
4967 (DDR_INNER_LOOP): New.
4968 * common.opt (fcheck-data-deps): New.
4969 * tree-flow.h (tree_check_data_deps): Declare.
4970 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
4971 (OBJS-common): Depend on omega.o.
4973 * passes.c (pass_check_data_deps): Scheduled.
4974 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
4975 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
4976 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
4977 PARAM_VECT_MAX_VERSION_CHECKS,
4978 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
4980 2007-03-09 Richard Guenther <rguenther@suse.de>
4982 PR tree-optimization/30904
4984 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
4985 the same way as *_DIV_EXPR.
4987 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4989 * recog.c (decode_asm_operands): No mixed declarations and code.
4991 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4993 * rtl.def (ASM_INPUT): Add location.
4994 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
4995 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
4996 (decode_asm_operands): Add loc operand.
4997 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
4998 * stmt.c (expand_asm): Rename to...
4999 (expand_asm_loc): ... this. Add locus argument. Pass it on to
5000 gen_rtx_ASM_INPUT_loc.
5001 (expand_asm_expr): Adjust.
5002 * recog.c (decode_asm_operands): Add loc operand.
5003 (check_asm_operands, extract_insn): Adjust.
5004 * reload1.c (maybe_fix_stack_asms): Likewise.
5005 * final.c (asm_insn_count): Likewise.
5006 (final_scan_insn): Output # line before and after asm.
5008 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
5010 * tree-ssa-structalias.c (variable_info): Remove
5012 (new_var_info): Ditto.
5013 (shared_bitmap_info_t): New structure.
5014 (shared_bitmap_table): New variable.
5015 (shared_bitmap_hash): New function.
5016 (shared_bitmap_eq): Ditto
5017 (shared_bitmap_lookup): Ditto.
5018 (shared_bitmap_add): Ditto.
5019 (merge_smts_into): Change to take bitmap directly.
5020 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
5021 (init_alias_vars): Init shared bitmap hashtable.
5022 (delete_points_to_sets): Delete shared bitmap hashtable.
5023 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
5024 is_aliased removal as a change that was still necessary was
5027 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
5029 * config/i386/i386.h (override_options): Conditionally disable
5030 x86_sahf for 64bit targets only.
5032 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5035 * c-decl.c (merge_decls): Don't call make_var_volatile.
5036 * varasm.c (make_var_volatile): Remove.
5037 * output.h (make_var_volatile): Remove.
5039 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
5041 PR tree-optimization/31085
5042 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
5044 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5046 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
5047 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
5048 ATTR_CONST_NOTHROW_LIST.
5050 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5053 2007-03-08 Diego Novillo <dnovillo@redhat.com>
5055 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
5057 2007-03-08 Geoffrey Keating <geoffk@apple.com>
5060 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
5062 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
5063 passed, use shared libgcc.
5065 2007-03-08 Roger Sayle <roger@eyesopen.com>
5067 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
5068 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5069 (honor_protect_cleanup_actions, lower_try_finally_switch):
5071 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
5072 ifc_temp_var): Likewise.
5073 * tree-inline.c (setup_one_parameter): Likewise.
5074 * tree-mudflap.c (mf_decl_cache_locals,
5075 mf_build_check_statement_for): Likewise.
5076 * tree-nested.c (init_tmp_var, save_tmp_var,
5077 finalize_nesting_tree_1): Likewise.
5078 * tree-outof-ssa.c (insert_copy_on_edge,
5079 insert_backedge_copies): Likewise.
5080 * tree-profile.c (tree_gen_edge_profiler,
5081 tree_gen_ic_profiler): Likewise.
5082 * tree-scalar-evolution.c (scev_const_prop): Likewise.
5083 * tree-sra.c (sra_build_assignment): Likewise.
5084 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
5085 * tree-ssa-math-opts.c (insert_reciprocals,
5086 execute_cse_sincos_1): Likewise.
5087 * tree-tailcall.c (adjust_accumulator_values,
5088 adjust_return_value): Likewise.
5089 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
5090 * tree-vect-transform.c (vect_create_data_ref_ptr,
5091 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
5092 vect_create_epilog_for_reduction, vectorizable_reduction,
5093 vectorizable_call, vectorizable_conversion,
5094 vectorizable_assignment, vectorizable_operation,
5095 vectorizable_type_demotion, vect_gen_widened_results_half,
5096 vect_permute_store_chain, vectorizable_store,
5097 vect_setup_realignment, vect_permute_load_chain,
5098 vectorizable_load, vectorizable_condition,
5099 vect_create_cond_for_align_checks): Likewise.
5100 * tree-vrp.c (build_assert_expr_for): Likewise.
5102 2007-03-08 Ian Lance Taylor <iant@google.com>
5104 * tree-vrp.c: Include "intl.h".
5105 (usable_range_p): New static function.
5106 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
5107 overflowed values, juts set *strict_overflow_p.
5108 (compare_values): Only return -2 if one of the operands is not a
5110 (compare_ranges): Call usable_range_p.
5111 (compare_range_with_value): Likewise.
5112 (vrp_evaluate_conditional_warnv): Rename from
5113 vrp_evaluate_conditional. Make static. Change all callers.
5114 (vrp_evaluate_conditional): New function.
5115 (simplify_div_or_mod_using_ranges): Issue warning about reliance
5117 (simplify_abs_using_ranges): Likewise.
5118 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
5119 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
5120 within_stmt parameter.
5121 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5122 vrp_evaluate_conditional.
5123 * tree-ssa-threadedge.c
5124 (record_temporary_equivalences_from_stmts_at_dest): Change
5125 simplify parameter to take a second tree parameter.
5126 (simplify_control_stmt_condition): Likewise.
5127 (thread_across_edge): Likewise.
5128 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5129 (thread_across_edge): Likewise.
5130 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5132 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5134 * config/i386/i386.h (TARGET_SAHF): New define.
5135 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5136 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5137 (x86_sahf): New global variable.
5138 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5139 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5140 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5141 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5143 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5144 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5145 when expanding fcomi/sahf based tests.
5146 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5147 expanding sahf based alternative. Emit sahf based sequence when
5148 optimizing for code size.
5149 * config/i386/i386.md (x86_sahf_1): Do not disable for
5150 TARGET_64BIT, enable for TARGET_SAHF.
5152 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5154 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5155 spurious whitespace from error message.
5157 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5160 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5162 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5164 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5166 * tree-sra.c (instantiate_element): Propagate disabled warnings
5167 from the element itself to the created variable.
5169 2007-03-07 Richard Henderson <rth@redhat.com>
5172 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5173 silently fix up the stack in the case of a missing register.
5175 2007-03-07 Paul Brook <paul@codesourcery.com>
5177 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5179 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5181 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5183 (phase1_vrs): Use them.
5184 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5185 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5186 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5187 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5188 __gnu_Unwind_Restore_WMMXC if required.
5189 (_Unwind_VRS_Pop): Implement iWMMXt support.
5190 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5191 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5192 gnu_Unwind_Save_WMMXC): Define.
5194 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5196 * config/vxworks.h (vxworks_override_options): Declare.
5197 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5198 * config/vxworks.c: Include target.h and toplev.h.
5199 (vxworks_override_options): New function.
5200 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5202 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5204 * config/s390/s390.c (override_options): Don't emit an error when
5205 -mstack-size is used without providing -mstack-guard.
5206 (s390_emit_prologue): Choose stack_guard value automatically if not
5207 provided via command line.
5208 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5210 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5212 * config/i386/i386.c (output_set_got): Add a GOT initialization
5213 sequence for VxWorks PIC.
5214 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5215 around labels as well as symbols. Use gotoff_operand instead
5216 of local_symbolic_operand.
5217 (legitimize_pic_address): Use gotoff_operand instead of
5218 local_symbolic_operand. Use @GOT accesses for labels as
5220 (ix86_output_addr_diff_elt): Use PC-relative rather than
5221 GP-relative offsets for VxWorks PIC.
5222 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5223 no_new_pseudos. Check whether the returned register is op0.
5224 * config/i386/i386.md (tablejump): Use PC-relative rather than
5225 GP-relative offsets for VxWorks PIC.
5226 * config/i386/predicates.md (gotoff_operand): New predicate.
5228 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5230 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5232 * config/vxworks-dummy.h: New file.
5233 * config/i386/i386.h: Include it.
5235 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5237 * dwarf2out.c (is_inlined_entry_point): New
5238 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5239 DW_AT_ranges if the first subblock is the entry point.
5241 2007-03-06 David Daney <ddaney@avtrex.com>
5243 * doc/install.texi (mips-*-*): Change recommended binutils
5246 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5248 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5249 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5251 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5252 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5254 2007-03-06 Jan Hubicka <jh@suse.cz>
5256 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5257 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5259 (probably_cold_bb_p): Cold functions are cold.
5260 (probably_never_executed_bb_p): Cold functions are cold.
5261 (tree_bb_level_predictions): Predict calls to cold functions as not
5263 (compute_function_frequency): Check hot/cold attributes.
5264 * function.h (function_frequency): Update comments.
5265 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5266 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5267 (c_common_att): Add cold and hot.
5269 * doc/extend.texi (hot,cold attributes): Document.
5271 2007-03-06 Andrew Haley <aph@redhat.com>
5273 * function.c (expand_function_end): Move blockage to just after we
5274 emit the label for the naked return from the function.
5276 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5278 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5281 2007-03-06 Jan Hubicka <jh@suse.cz>
5283 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5284 loaded for constant large models. Non-large 64bit PIC can do.
5285 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5286 * cmodel.h: Add LARGE PIC.
5287 * i386.md (UNSPEC_PLTOFF): New.
5288 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5290 (*call_1_rex64): Disable for large models.
5291 (*call_1_rex64_large): New.
5292 (*call_value_1_rex64): Disable for large models.
5293 (*call_value_1_rex64_large): New.
5294 (set_rip_rex4): New.
5295 (set_got_offset_rex64): New.
5296 * predicates.md (constant_call_address_operand): For large model
5297 constant calls are not possible.
5298 * i386-protos.h (construct_plt_address): Declare.
5299 * i386.c (override_options): Accept large models.
5300 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5301 (legitimate_constant_p): Add new UNSPECs.
5302 (legitimate_pic_operand_p): Likewise.
5303 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5304 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5306 (output_pic_addr_const): Add PLTOFF.
5307 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5308 (ix86_expand_move): Legitimize pic address when in PIC mode.
5309 (construct_plt_address): New function.
5310 (ix86_expand_call): Offload the address to register and use GOT pointer
5312 * invoke.texi (mcmodel=large): Update documentation.
5314 2007-03-06 Richard Henderson <rth@redhat.com>
5316 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5317 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5318 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5319 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5320 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5321 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5322 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5323 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5324 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5325 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5326 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5327 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5328 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5329 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5330 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5331 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5332 x86_schedule, x86_use_bt, x86_pad_returns,
5333 x86_use_xchgb): Merge into ...
5334 (ix86_tune_features): ... here. New array.
5335 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5336 x86_bswap): Merge into ...
5337 (ix86_arch_features): ... here. New array.
5338 (x86_3dnow_a): Remove.
5339 (x86_accumulate_outgoing_args): Make static.
5340 (x86_arch_always_fancy_math_387): Make static.
5341 (ix86_tune_mask, ix86_arch_mask): Move ...
5342 (override_options): ... to local variables here. Apply the
5343 appropriate mask to each element of ix86_arch_features and
5344 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5345 as were done in the old macros.
5346 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5347 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5348 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5349 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5350 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5351 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5352 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5353 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5354 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5355 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5356 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5357 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5358 x86_accumulate_outgoing_args, x86_prologue_using_move,
5359 x86_epilogue_using_move, x86_decompose_lea,
5360 x86_arch_always_fancy_math_387, x86_shift1,
5361 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5362 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5363 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5364 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5365 x86_use_incdec, x86_pad_returns, x86_bswap,
5366 x86_partial_flag_reg_stall): Remove.
5367 (enum ix86_tune_indices): New.
5368 (ix86_tune_features): New.
5369 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5370 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5371 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5372 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5373 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5374 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5375 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5376 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5377 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5378 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5379 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5380 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5381 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5382 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5383 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5384 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5385 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5386 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5387 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5388 TARGET_EXT_80387_CONSTANTS): Use it.
5389 (enum ix86_arch_indices): New.
5390 (ix86_arch_features): New.
5391 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5392 TARGET_BSWAP): Use it.
5393 (ix86_tune_mask, ix86_arch_mask): Remove.
5395 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5398 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5399 Define using $${sysroot_headers_suffix}.
5400 * configure: Regenerate.
5401 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5402 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
5404 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
5405 * gcc.c (print_sysroot_headers_suffix): New.
5406 (option_map): Include --print-sysroot-headers-suffix.
5407 (display_help): Mention -print-sysroot-headers-suffix.
5408 (process_command): Handle -print-sysroot-headers-suffix.
5409 (do_spec_1): Append multilib directory to include-fixed path if
5410 sysroot suffixes in use.
5411 (main): Handle -print-sysroot-headers-suffix.
5412 * Makefile.in (start.encap): Don't depend on xlimits.h
5413 (xlimits.h): Remove.
5414 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
5415 limits.h for each multilib in fixinc_list.
5416 (fixinc_list, s-fixinc_list): New.
5417 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
5418 generate them for each multilib in fixinc_list.
5419 (stmp-fixproto): Use include-fixed. Run fixproto for each
5420 multilib in fixinc_list.
5421 (mostlyclean): Don't remove xlimits.h.
5422 (clean): Remove include-fixed.
5423 (real-install-headers-tar, real-install-headers-cpio,
5424 real-install-headers-cp): Don't copy include, only include-fixed.
5425 (install-mkheaders): Depend on fixinc_list. Don't depend on
5426 xlimits.h. Save limits.h files for each multilib in fixinc_list.
5427 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
5428 SYSTEM_HEADER_DIR setting in mkheaders.conf.
5430 2007-03-06 Jan Hubicka <jh@suse.cz>
5432 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
5435 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5437 * configure.ac: Allow tm_file to contain build-directory files.
5438 * configure: Regenerate.
5439 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
5440 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
5441 * config/m68k/print-sysroot-suffix.sh: New file.
5443 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5445 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
5446 of pic_offset_table_rtx if reload_completed.
5447 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
5448 PIC_OFFSET_TABLE_REGNUM.
5449 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
5451 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
5452 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
5454 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5456 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5457 functions that call eh_return.
5459 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5461 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5462 functions that need a constant pool.
5464 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5467 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
5468 (m68k_preferred_reload_class): Likewise.
5469 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
5470 (SECONDARY_RELOAD_CLASS): Define.
5471 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
5472 (LIMIT_RELOAD_CLASS): Delete.
5473 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
5474 registers from storing bytes.
5475 (m68k_secondary_reload_class): New function.
5476 (m68k_preferred_reload_class): Likewise.
5478 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5480 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
5482 (m68k_expand_prologue): Likewise.
5484 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5486 * config/m68k/m68k-protos.h (output_sibcall): Declare.
5487 (mips_expand_epilogue): Add a bool parameter.
5488 (m68k_legitimize_sibcall_address): Declare.
5489 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
5490 (m68k_expand_epilogue): Add a parameter to select between sibling
5491 and normal epilogues. Only generate a return for the latter.
5492 (m68k_ok_for_sibcall_p): New function.
5493 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
5494 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
5495 (sibcall_value, *sibcall_value): Likewise.
5496 (*call, *call_value): Require !SIBLING_CALL_P.
5497 (epilogue): Update call to m68k_expand_epilogue.
5498 (sibcall_epilogue): New pattern.
5499 * config/m68k/predicates.md (const_call_operand): Say that this
5500 predicate applies to sibling calls too.
5501 (sibcall_operand): New predicate.
5503 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5505 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
5506 alternatives as movsi_cf.
5507 (movsf_cf_hard): Add commentary.
5509 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
5510 Richard Sandiford <richard@codesourcery.com>
5512 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
5513 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
5514 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
5515 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
5516 as being live on exit from an interrupt function.
5517 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
5518 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
5519 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
5520 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
5521 (m68k_interrupt_function_p): Globalize.
5522 (m68k_compute_frame_layout): Remove reverse mask code.
5523 (m68k_emit_movem, m68k_set_frame_related): New functions.
5524 (m68k_output_function_prologue): Delete in favor of...
5525 (m68k_expand_prologue): ...this new function.
5526 (m68k_output_function_epilogue): Delete in favor of...
5527 (m68k_expand_epilogue): ...this new function.
5528 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
5530 (print_operand): Handle %?.
5531 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
5532 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
5533 (prologue, epilogue): New patterns.
5534 (return): Turn into a define_expand.
5535 (*return): New pattern, derived from old "return" pattern. Use rte
5536 rather than rts for interrupt functions. Only use rtd if the pop
5538 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
5539 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
5540 (link, *link, unlink, *unlink, load_got): Likewise.
5542 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5546 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
5547 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
5548 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
5549 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
5550 and m68k_matches_u_p.
5551 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
5552 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
5553 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
5554 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
5555 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
5556 (REG_STRICT_P): New macro.
5557 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
5558 PCREL_GENERAL_OPERAND_OK.
5559 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
5560 m68k_legitimate_base_reg_p.
5561 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
5562 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
5563 (PIC_CASE_VECTOR_ADDRESS): Update comment.
5564 * config/m68k/m68k.c (m68k_address): New structure.
5565 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
5566 (m68k_decompose_index, m68k_legitimate_constant_address_p)
5567 (m68k_jump_table_ref_p, m68k_decompose_address)
5568 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
5569 (m68k_matches_u_p): New functions.
5570 (print_operand_address): Rewrite to use m68k_decompose_index.
5572 2007-03-05 David Taylor <dtaylor@emc.com>
5574 * gcc.c: Correct copyright date in --version output.
5576 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5578 * pa.md: In unamed move patterns, disparge copies between general
5579 and floating point registers using '?' modifier. Don't include 'f'
5580 constraint for register preferences in DImode, SImode, HImode and
5581 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
5582 Remove constraints for copies between general and floating registers
5583 in soft-float DFmode pattern.
5584 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
5588 2007-03-05 Mike Stump <mrs@apple.com>
5590 * c-common.c (targetcm): Add.
5591 * c-opts.c (c_common_handle_option): Handle language specific
5593 * opts.c (handle_option): Verify language for target options, if
5595 * opth-gen.awk: Add CL_LANG_ALL.
5596 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
5597 (TARGETCM_INITIALIZER): Add.
5598 * target.h (struct gcc_targetcm): Add.
5600 * targhooks.c (default_handle_c_option): Add.
5601 * targhooks.h (default_handle_c_option): Add.
5602 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
5604 * config/darwin.opt (iframework): Add.
5605 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
5606 * config/darwin-c.c (handle_c_option): Add.
5607 (TARGET_HANDLE_C_OPTION): Add.
5609 * doc/invoke.texi (Darwin Options): Add -iframework.
5611 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5613 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
5616 2007-03-05 Ian Lance Taylor <iant@google.com>
5618 * c.opt (fgnu89-inline): New option.
5619 * c-opts.c (c_common_post_options): Set default value for
5621 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
5622 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
5624 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
5625 (grokdeclarator, start_function): Likewise.
5626 * c-cppbuiltin.c (c_cpp_builtins): Define either
5627 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
5628 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
5629 (C Dialect Options): Document -fgnu89-inline.
5630 * doc/extend.texi (Function Attributes): Explain what the
5631 gnu_inline attribute does.
5632 * doc/cpp.texi (Common Predefined Macros): Document
5633 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5635 2007-03-05 Ian Lance Taylor <iant@google.com>
5637 PR tree-optimization/31034
5638 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
5639 half-range if the other side is an overflow infinity.
5641 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5643 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
5644 (bfin*-linux-uclibc*): New configuration.
5645 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
5647 * config/bfin/linux.h: New file.
5648 * config/bfin/libgcc-bfin.ver: New file.
5649 * config/bfin/t-bfin-uclinux: New file.
5650 * config/bfin/t-bfin-linux: New file.
5651 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
5652 (TARGET_OS_CPP_BUILTINS): New macro.
5654 2007-03-05 Richard Guenther <rguenther@suse.de>
5656 * fold-const.c (fold_binary): Remove duplicate folding
5657 of comparison of non-null ADDR_EXPR against null.
5659 2007-03-05 Richard Guenther <rguenther@suse.de>
5660 Dorit Nuzman <dorit@il.ibm.com>
5662 PR tree-optimization/26420
5663 * tree-vectorizer.c (vectorize_loops): Bail out early if there
5664 are no loops in the function. Only print the number of
5665 vectorized loops if it is greater than zero or we are supposed
5666 to print information about unvectorized loops.
5668 2007-03-05 Revital Eres <eres@il.ibm.com>
5670 * gcc.dg/var-expand1.c: New test.
5671 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
5672 when an accumulator is expanded.
5674 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5677 * c-common.c (convert_and_check): Don't give warnings for
5678 conversion if 'expr' already overflowed.
5680 2007-03-04 Roger Sayle <roger@eyesopen.com>
5683 * fold-const.c (fold_comparison): Enforce type consistency when
5684 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
5686 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
5688 * tree-ssa-address.c (create_mem_ref): Do not put an expression
5689 containing a cast to the base of TARGET_MEM_REF.
5691 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
5693 * tree.c (tree_contains_struct_check_failed): Remove spurious
5694 whitespace from error message.
5696 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5699 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
5700 instead of precision.
5702 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
5703 Nathan Sidwell <nathan@codesourcery.com>
5705 * emit-rtl.c (find_auto_inc): New.
5706 (try_split): recreate REG_INC notes,
5707 Use regular for loops rather than whiles.
5709 2007-03-03 Andreas Schwab <schwab@suse.de>
5711 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
5712 * configure: Regenerate.
5714 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5716 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
5717 flag_rounding_math, not flag_unsafe_math_optimizations.
5719 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
5721 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
5722 alpha_fold_vector_minmax): Likewise.
5723 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5724 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
5726 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5728 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
5729 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
5730 if the lhs has side-effects.
5731 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
5733 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5735 * config/i386/i386.h (TUNEMASK): Remove define.
5736 (ARCHMASK): Remove define.
5737 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
5738 Use ix86_arch_mask variable instead of ARCHMASK.
5739 * config/i386/i386.c (override_options): Ditto.
5740 (standard_80387_constant_p): Ditto.
5742 2007-03-02 Ian Lance Taylor <iant@google.com>
5744 Used signed infinities in VRP.
5745 * tree-vrp.c (uses_overflow_infinity): New static function.
5746 (supports_overflow_infinity): New static function.
5747 (make_overflow_infinity): New static function.
5748 (negative_overflow_infinity): New static function.
5749 (positive_overflow_infinity): New static function.
5750 (is_negative_overflow_infinity): New static function.
5751 (is_positive_overflow_infinity): New static function.
5752 (is_overflow_infinity): New static function.
5753 (overflow_infinity_range_p): New static function.
5754 (compare_values_warnv): New function split out of compare_values.
5755 (compare_value): Call it.
5756 (set_value_range_to_nonnegative): Add overflow_infinity
5757 parameter. Change caller.
5758 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
5760 (vrp_expr_computes_nonzero): Likewise.
5761 (compare_ranges, compare_range_with_value): Likewise.
5762 (compare_name_with_value, compare_names): Likewise.
5763 (vrp_evaluate_conditional): Likewise.
5764 (set_value_range): Handle infinity
5765 (vrp_operand_equal_p, operand_less_p): Likewise.
5766 (extract_range_from_assert): Likewise.
5767 (vrp_int_const_binop): Likewise.
5768 (extract_range_from_binary_expr): Likewise.
5769 (extract_range_from_unary_expr): Likewise.
5770 (extract_range_from_comparison): Likewise.
5771 (extract_range_from_expr): Likewise.
5772 (dump_value_range): Likewise.
5773 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
5774 (test_for_singularity): Likewise.
5775 (vrp_int_const_binop): Remove inline qualifier.
5776 (adjust_range_with_scev): Add comment.
5777 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5779 2007-03-02 Diego Novillo <dnovillo@redhat.com>
5781 * tree-ssa-structalias.c (could_have_pointers): Tidy.
5782 (get_constraint_for): Likewise.
5783 (do_structure_copy): Likewise.
5784 (find_func_aliases): Fix references to MODIFY_EXPR.
5785 (intra_create_variable_infos): Tidy.
5786 * tree-ssa-operands.c (add_virtual_operand): Add argument
5788 When adding members of alias sets, if IS_CALL_SITE is true and
5789 the symbol is not call-clobbered, skip it.
5792 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5794 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
5795 entry by means of emit_insn_at_entry.
5797 2007-03-02 Richard Henderson <rth@redhat.com>
5799 * expr.h (promoted_input_arg): Remove decl.
5800 * function.c (promoted_input_arg): Merge into ...
5801 * combine.c (setup_incoming_promotions): ... only caller.
5802 Rearrange to avoid double loop.
5804 2007-03-02 Ben Elliston <bje@au.ibm.com>
5805 Peter Bergner <bergner@vnet.ibm.com>
5806 Janis Johnson <janis187@us.ibm.com>
5808 * config/rs6000/dfp.md: New file.
5809 * config/rs6000/rs6000.md: Include dfp.md.
5810 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
5811 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
5812 and TDmode decimal float modes in FP registers.
5813 (num_insns_constant): Likewise.
5814 (rs6000_legitimate_offset_address_p): Likewise.
5815 (rs6000_legitimize_address): Likewise.
5816 (rs6000_legitimize_reload_address): Likewise.
5817 (rs6000_legitimate_address): Likewise.
5818 (rs6000_emit_move): Likewise.
5819 (function_arg_boundary): Likewise.
5820 (function_arg_advance): Likewise.
5821 (rs6000_darwin64_record_arg_recurse): Likewise.
5822 (function_arg): Likewise.
5823 (rs6000_gimplify_va_arg): Likewise.
5824 (rs6000_split_multireg_move): Likewise.
5825 (rs6000_output_function_epilogue): Likewise.
5826 (rs6000_output_function_epilogue): Likewise.
5827 (rs6000_register_move_cost): Likewise.
5828 (rs6000_function_value): Likewise.
5829 (rs6000_libcall_value): Likewise.
5831 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5833 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
5835 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5837 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
5838 Use $MULTIDIR to choose between the kernel and RTP headers,
5839 and use $WIND_BASE and $WIND_USR to locate them.
5841 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5843 * config/i386/i386.c (override_options): Put initialization of
5844 ix86_tune_mask and ix86_arch_mask to the correct place.
5846 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5847 Michael Meissner <michael.meissner@amd.com>
5850 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
5852 (TARGET_CMOVE): Use ARCHMASK.
5853 (TARGET_CMPXCHG): Ditto.
5854 (TARGET_CMPXCHG8B): Ditto.
5855 (TARGET_XADD): Ditto.
5856 (TARGET_BSWAP): Ditto.
5857 * config/i386/i386.c (ix86_tune_mask): New global variable.
5858 (ix86_arch_mask): Ditto.
5859 (override_options): Initialize ix86_tune_mask and
5860 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
5863 2007-03-02 Ben Elliston <bje@au.ibm.com>
5866 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
5868 2007-03-02 Joseph Myers <joseph@codesourcery.com>
5870 * target.h (init_dwarf_reg_sizes_extra): New target hook.
5871 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
5872 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
5873 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
5875 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
5876 rs6000_init_dwarf_reg_sizes_extra): New.
5877 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
5878 SPE register high parts.
5880 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
5882 * Makefile.in: Add install-pdf target as
5883 copied from automake v1.10 rules.
5884 * configure.ac: Add install-pdf to target list.
5885 * configure: Regenerate.
5887 2007-03-01 Paul Brook <paul@codesourcery.com>
5889 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
5890 modes to LDRD for DImode.
5891 (output_move_double): Fixup out of range ldrd/strd.
5892 (vfp_secondary_reload_class): Rename...
5893 (coproc_secondary_reload_class): ... to this. Add wb argument.
5894 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
5895 coproc_secondary_reload_class for CLASS_IWMMXT.
5896 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
5897 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
5899 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5901 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
5902 factor by the estimated number of iterations.
5903 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
5906 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
5907 decode_caches_intel, detect_caches_intel): New functions.
5908 (host_detect_local_cpu): Use detect_caches_amd and
5909 detect_caches_intel.
5911 2007-03-01 Richard Henderson <rth@redhat.com>
5913 * expr.c (emit_move_complex_push): Export.
5914 (emit_move_complex_parts): Split out from ...
5915 (emit_move_complex): ... here.
5916 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
5917 * config/i386/i386.md (movcdi): New.
5919 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
5921 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
5922 size of mode1 to check for tieable modes in MMX case.
5924 2007-03-01 Richard Sandiford <richard@codesourcery.com>
5926 * Makefile.in (rtlanal.o): Depend on tree.h.
5927 * rtl.h (offset_within_section_p, split_const): Declare.
5928 * rtlanal.c: Include tree.h.
5929 (offset_within_block_p): New function, taken from
5930 mips_offset_within_object_p.
5931 (split_const): New function, taken from mips_split_const.
5932 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
5934 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5935 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
5936 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
5937 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5938 (m68k_illegitimate_symbolic_constant_p): New function.
5939 * config/m68k/m68k.md (movsi): Remove misleading predicates.
5940 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
5941 symbolic constant that might be outside the symbol's section,
5942 move the symbol first and then add the offset.
5943 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
5945 * config/mips/mips.c (mips_split_const): Delete.
5946 (mips_offset_within_object_p): Delete.
5947 (mips_symbolic_constant_p): Use offset_within_section_p and
5948 split_const instead of mips_offset_within_object_p and
5950 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
5951 (mips_legitimize_const_move, print_operand_reloc)
5952 (mips_dangerous_for_la25_p): Use split_const instead of
5955 2007-02-28 Eric Christopher <echristo@apple.com>
5957 * Makefile.in (install-include-dir): Don't rm -rf include.
5959 2007-02-28 Richard Guenther <rguenther@suse.de>
5962 * fold-const.c (fold_binary): Do not associate expressions
5963 with more than one variable for integer types that do not wrap.
5965 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
5967 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
5968 Delete, and replace with...
5969 (fold_builtin_call_array): This. Update callers to use it.
5970 * fold-const.c (fold_build_call_list): Delete, and replace with...
5971 (fold_build_call_array): This.
5972 (fold_build_call_list_initializer): Delete, and replace with...
5973 (fold_build_call_array_initializer): This.
5974 * tree.h: Update declarations to reflect above changes.
5976 * c-typeck.c (build_function_call): Store converted arguments
5977 in a stack-allocated array instead of building a list.
5978 (convert_arguments): Store arguments in the array passed in as an
5979 argument, and return the actual number of arguments.
5980 * c-format.c: (check_function_format): Pass arguments in an
5981 array instead of a list.
5982 * c-common.c (check_function_nonnull): Likewise.
5983 (check_function_sentinel): Likewise.
5984 (check_function_arguments): Likewise.
5985 * c-common.h: Update declarations to reflect above changes.
5987 2007-02-28 Jan Hubicka <jh@suse.cz>
5989 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
5990 PRED_NEGATIVE_RETURN): Update outcomes.
5992 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
5994 * calls.c (emit_library_call_value_1): Handle partial registers
5995 correctly when building up CALL_INSN_FUNCTION_USAGE.
5997 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5999 * pa/predicates.md (move_src_operand): Allow zero for mode.
6000 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
6003 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
6006 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
6007 *movv2df_internal): Enable pattern only for valid operand
6009 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
6010 tie only 128bit modes. For MMX registers, tie only 64bit modes.
6012 2007-02-27 Mike Stump <mrs@apple.com>
6014 * config/darwin-crt3.c: Avoid compilation when compiling for a
6017 2007-02-27 Joseph Myers <joseph@codesourcery.com>
6019 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
6021 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
6022 for fixed headers and limits.h.
6023 (install-include-dir, install-headers-tar, install-headers-cpio,
6024 install-headers-cp, real-install-headers-tar,
6025 real-install-headers-cpio, real-install-headers-cp): Handle
6026 include-fixed as well as include.
6027 (install-mkheaders): Don't install files that go only in include
6029 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
6030 from GCC_INCLUDE_DIR.
6031 * gcc.c (process_command): Remove special -BstageN/ handling.
6032 (do_spec_1): Add include-fixed directories.
6034 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6036 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
6038 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
6040 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
6043 2007-02-27 Mark Mitchell <mark@codesourcery.com>
6045 * c-common.c (get_priority): Add check for
6046 SUPPORTS_INIT_PRIORITY.
6048 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6050 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
6052 * config/bfin/bfin.c: Include "cfglayout.h".
6053 (MAX_LSETUP_DISTANCE): New macro.
6054 (struct loop_info): New members incoming, incoming_src and
6055 incoming_dest. Delete member predecessor.
6056 (length_for_loop): New function.
6057 (bfin_optimize_loop): Handle more different loop structures.
6058 (bfin_discover_loop): Rework detection of predecessor blocks by
6059 examining incoming edges.
6060 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
6062 (bfin_reorder_loops): New function.
6063 (bfin_reorg_loops): Use these three new functions.
6065 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
6066 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
6067 (CONSTRAINT_LEN): Add entry for 'q'.
6068 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
6069 Add 'q' constraints.
6070 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
6071 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
6073 * config/bfin/bfin.md (add_with_carry): New pattern.
6074 (s_or_u, su_optab, su_modifier): New code macros/attrs.
6075 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
6076 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
6077 support unsigned multiplies too. Removed incorrect commutativity from
6078 operand 1 constraint where appropriate.
6079 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
6081 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
6082 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
6084 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
6085 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
6086 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
6087 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
6088 usmulhisi_hh_huh): New patterns.
6090 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
6091 lshifthi3): Fix output template to use half reg for operand 2.
6093 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
6096 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
6098 2007-02-27 Andreas Schwab <schwab@suse.de>
6100 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
6102 2007-02-27 Jan Hubicka <jh@suse.cz>
6104 * predict.c (last_basic_block_p): Remove.
6105 (tree_estimate_probability): Update return heuristic for commonized
6108 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6110 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
6112 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6114 * doc/include/gcc-common.texi (versionsubtitle): New macro.
6115 * doc/cpp.texi: Standardize title page.
6116 * doc/cppinternals.texi: Likewise.
6117 * doc/gcc.texi: Standardize title page, remove version number
6118 from copyright page.
6119 * doc/gccint.texi: Likewise.
6120 * doc/install.texi: Standardize title page, add table of
6123 2007-02-26 Jan Hubicka <jh@suse.cz>
6125 * predict.def: Set outcomes according to more recent results.
6126 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6127 Remove dead predictors.
6128 * predict.c (return_prediction): Fix pasto.
6130 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6132 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6133 change; avoid a memory leak when returning early.
6135 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6137 * c-decl.c (static_ctors): Move to c-common.c.
6138 (static_dtors): Likewise.
6139 (finish_function): Use c_record_cdtor_fn.
6140 (build_cdtor): Move to c-common.c.
6141 (c_write_global_declarations): Use c_build_cdtor_fns.
6142 * c-common.h (static_ctors): Declare.
6143 (static_dtors): Likewise.
6144 (c_record_cdtor_fn): Likewise.
6145 (c_build_cdtor_fns): Likewise.
6146 * c-common.c (static_ctors): New variable.
6147 (static_dtors): Likewise.
6148 (c_record_cdtor_fn): New function.
6149 (build_cdtor): Move from c-decl.c
6150 (c_build_cdtor_fns): New function.
6152 * output.h (assemble_addr_to_section): Declare.
6153 (get_cdtor_priority_section): Likewise.
6154 * varasm.c (assemble_addr_to_section): New function.
6155 (get_cdtor_priority_section): Likewise.
6156 (default_named_section_asm_out_destructor): Use them.
6157 (destor_dtor_section_asm_out_destructor): Likewise.
6158 (default_named_section_asm_out_constructor): Likewise.
6159 (default_ctor_section_asm_out_constructor): Likewise.
6160 * config.gcc (*-*-vxworks*): Include vxworks.o.
6161 * config/t-vxworks (vxworks.o): New target.
6162 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6163 (TARGET_ASM_CONSTRUCTOR): Define.
6164 (TARGET_ASM_DESTRUCTOR): Likewise.
6165 (vxworks_asm_out_constructor): Declare.
6166 (vxworks_asm_out_destructor): Likewise.
6168 * c-common.c (get_priority): Check that we have not just an
6169 INTEGER_CST, but an integer constant with integeral type.
6171 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6173 PR tree-optimization/30938
6174 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6175 use &dt[nargs-1] instead of &dt[nargs] in the call to
6176 vect_is_simple_use().
6178 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6180 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6181 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6182 Do not attempt to handle MEM inside auto-inc expressions.
6183 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6184 of a register modified by an auto-inc expression. However, do handle
6185 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6186 (elimination_effects): Prohibit elimination of a register modified
6187 by an auto-inc expression. Disable register elimination rules whose
6188 target register is modified by an auto-inc expression with variable
6191 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6193 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6195 (array_at_struct_end_p): New function.
6196 (idx_infer_loop_bounds): Use it.
6197 (estimate_numbers_of_iterations_loop): Export.
6198 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6199 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6200 (tree_estimate_probability): Call record_loop_exits.
6201 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6202 (estimated_loop_iterations, estimated_loop_iterations_int,
6203 estimated_loop_iterations_tree): New functions.
6204 (analyze_siv_subscript_cst_affine,
6205 compute_overlap_steps_for_affine_1_2,
6206 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6207 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6208 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6209 (PRED_LOOP_ITERATIONS_GUESSED): New.
6210 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6211 * cfgloop.h (estimate_numbers_of_iterations_loop,
6212 estimated_loop_iterations_int): Declare.
6214 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6216 * doc/extend.texi: Document optional priority argument to
6217 constructors and destructors.
6218 * tree.c (init_priority_for_decl): Adjust GTY markers.
6219 (init_ttree): Use priority-info hash functions for
6220 init_priority_for_decl.
6221 (tree_map_eq): Rename to ...
6222 (tree_map_base_eq): ... this.
6223 (tree_map_marked_p): Rename to ...
6224 (tree_map_base_marked_p): ... this.
6225 (tree_map_base_hash): New function.
6226 (decl_init_priority_lookup): Rework.
6227 (decl_fini_priority_lookup): New function.
6228 (decl_priority_info): New function.
6229 (decl_init_priority_insert): Use it.
6230 (decl_fini_priority_insert): Likewise.
6231 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6233 (decl_restrict_base_insert): Likewise.
6234 (decl_debug_expr_insert): Likewise.
6235 (decl_value_expr_lookup): Likewise.
6236 (decl_value_expr_insert): Likewise.
6237 * tree.h (priority_type): New type.
6238 (decl_init_priority_lookup): Use priority_type.
6239 (decl_fini_priority_lookup): New function.
6240 (decl_init_priority_insert): Use priority_type.
6241 (decl_fini_priority_insert): New function.
6242 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6243 (DECL_INIT_PRIORITY): Likewise.
6244 (SET_DECL_INIT_PRIORITY): Add comment.
6245 (DECL_FINI_PRIORITY): New macro.
6246 (SET_DECL_FINI_PRIORITY): Likewise.
6247 (DEFAULT_INIT_PRIORITY): Document.
6248 (MAX_INIT_PRIORITY): Likewise.
6249 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6250 (tree_map_base): New type.
6251 (tree_map_base_eq): New function.
6252 (tree_map_base_hash): Likewise.
6253 (tree_map_base_marked_p): Likewise.
6254 (tree_map): Inherit from tree_map_base.
6255 (tree_map_eq): Make it a macro.
6256 (tree_map_marked_p): Likewise.
6257 (tree_int_map): Inherit from tree_map_base.
6258 (tree_int_map_eq): Make it a macro.
6259 (tree_int_map_hash): Likewise.
6260 (tree_int_map_marked_p): Likewise.
6261 (tree_priority_map): New type.
6262 (tree_priority_map_eq): New macro.
6263 (tree_priority_map_hash): Likewise.
6264 (tree_priority_map_marked_p): Likewise.
6265 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6267 (emutls_common_1): Likewise.
6268 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6269 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6270 of tree_map hierarchy.
6271 * tree-cfg.c (move_stmt_r): Likewise.
6272 (new_label_mapper): Likewise.
6273 * c-tree.h (c_expand_body): Move to ...
6274 * c-common.h (c_expand_body): ... here.
6275 * c-decl.c (c_expand_body): Move to ...
6276 * c-common.c (c_expand_body): ... here.
6277 (c_common_attribute_table): Allow 1 argument for the constructor
6278 and destructor attributes.
6279 (get_priority): New function.
6280 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6281 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6283 2007-02-24 Jan Hubicka <jh@suse.cz>
6286 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6288 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6289 Jan Hubicka <jh@suse.cz>
6292 * i386.c (counter_mode): New function.
6293 (expand_set_or_movmem_via_loop): Use it.
6294 (expand_movmem_epilogue): Likewise; fix pasto.
6295 (ix86_expand_movmem): Do emit guard even for constant counts.
6296 (ix86_expand_setmem): Likewise.
6298 2007-02-25 Nick Clifton <nickc@redhat.com>
6300 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6301 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6303 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6306 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6307 count argument with 0x10, not with 0x16.
6308 (expand_setmem_epilogue): Ditto.
6310 2007-02-24 Mike Stump <mrs@apple.com>
6312 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6315 2007-02-24 Richard Guenther <rguenther@suse.de>
6318 * fold-const.c (fold_binary): Fold x +- CST op x for
6319 EQ_EXPR and NE_EXPR.
6321 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6323 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6325 2007-02-24 Jan Hubicka <jh@suse.cz>
6327 * cgraphunit.c (decide_is_function_needed): Honor
6328 -fkeep-inline-functions.
6330 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6332 * builtins.c (fold_builtin_modf): New.
6333 (fold_builtin_2): Use it.
6335 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6337 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6338 (determine_max_iter): Take additional LOOP arg; all callers changed.
6339 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6340 one using simplifications.
6341 (simplify_using_initial_values): Return if the expression becomes
6342 invalid due to altered regs.
6344 2007-02-23 DJ Delorie <dj@redhat.com>
6346 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6348 2007-02-23 Mike Stump <mrs@apple.com>
6350 * tlink.c (scan_linker_output): Parse linker messages from
6351 darwin9's linker better.
6353 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6356 * varpool.c (varpool_assemble_pending_decls): Set
6357 varpool_last_needed_node to null.
6359 2007-02-23 DJ Delorie <dj@redhat.com>
6361 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6362 alignment bigger than the object file can handle.
6364 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6367 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6368 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6369 (*movsf_1): Penalize MMX moves.
6371 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6373 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6374 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6376 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6378 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6380 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6381 (fold_builtin_1): Use them.
6382 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6383 BUILT_IN_SIGNIFICAND.
6385 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6387 * config/i386/i386.c (bdesc_1arg): Initialize
6388 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6389 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6390 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6391 and IX86_BUILTIN_MOVSLDUP.
6393 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6395 PR rtl-optimization/30841
6396 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6398 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6400 * builtins.c (fold_builtin_frexp): New.
6401 (fold_builtin_2): Use it.
6403 2007-02-22 Mark Mitchell <mark@codesourcery.com>
6405 * doc/invoke.texi (Spec Files): Document getenv spec function.
6407 * gcc.c (getenv_spec_function): New function.
6408 (static_spec_functions): Add it.
6409 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6410 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
6413 2007-02-22 Michael Matz <matz@suse.de
6416 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
6417 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
6419 2007-02-22 Ian Lance Taylor <iant@google.com>
6422 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
6423 (mem_loc_descriptor): Call it.
6425 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
6426 Ira Rosen <irar@il.ibm.com>
6428 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
6430 2007-02-22 Ira Rosen <irar@il.ibm.com>
6432 PR tree-optimization/30843
6433 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
6434 stores only after all the group is vectorized.
6436 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
6438 PR tree-optimization/30858
6439 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
6440 in the reduction cycle have a single use in the loop.
6441 * tree-vectorizer.h (relevant): Add documentation.
6443 2007-02-20 Mike Stump <mrs@apple.com>
6445 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
6446 * configure: Regenerate.
6448 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6450 Change the defaults of some parameters and options.
6451 * config/spu/spu-protos.h (spu_optimization_options): Declare.
6452 * config/spu/spu.c (spu_optimization_options): Add.
6453 (spu_override_options): Change params in spu_optimization_options.
6454 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
6456 Register 127 is only 16 byte aligned when used as a frame pointer.
6457 * config/spu/spu-protos.h (spu_init_expanders): Declare.
6458 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
6459 HARD_FRAME_POINTER_REGNUM.
6460 (spu_legitimate_address): Use regno_aligned_for_reload.
6461 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
6462 aligned when frame_pointer_needed is true.
6463 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
6465 * config/spu/spu.h (INIT_EXPANDERS): Define.
6467 Make sure shift and rotate instructions have valid immediate operands.
6468 * config/spu/predicates.md (spu_shift_operand): Remove.
6469 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
6470 * config/spu/constraints.md (W, O): Extend range.
6471 * config/spu/spu.md (umask, nmask): Define.
6472 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
6473 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
6474 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
6475 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
6476 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
6477 (lshr<mode>3_reg): Fix rtl description.
6479 Make sure mulhisi immediate operands are valid.
6480 * config/spu/predicates.md (imm_K_operand): Add.
6481 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
6483 Generate constants using fsmbi and andi.
6484 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
6485 (print_operand, spu_split_immediate, classify_immediate,
6486 fsmbi_const_p): Handle IC_FSMBI2.
6488 Correctly handle a CONST_VECTOR containing symbols.
6489 * config/spu/spu.c (print_operand): Handle HIGH correctly.
6490 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
6491 (immediate_load_p): Allow symbols that use 2 instructions to create.
6492 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
6493 with symbols when flag_pic is set.
6494 (const_vector_immediate_p): New.
6495 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
6496 accept a CONST_VECTOR with symbols.
6497 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
6498 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
6500 * config/spu/spu.md (high, low): Delete.
6501 (low_<mode>): Define.
6503 Remove INTRmode and INTR_REGNUM, which didn't work.
6504 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
6506 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
6507 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
6508 peephole2 pattern): Don't use INTR or 131.
6509 (movintrcc): Delete.
6510 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
6511 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
6512 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
6513 (UNSPEC_SET_INTR): Add.
6514 * config/spu/spu-modes.def (INTR): Remove.
6516 More accurate warnings about run-time relocations.
6517 * config/spu/spu.c (reloc_diagnostic): Test in_section.
6519 Correctly warn about immediate arguments to specific intrinsics.
6520 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
6521 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
6522 the instruction predicate.
6524 Fix tree check errors with latest update.
6525 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
6527 (spu_expand_builtin): Use CALL_EXPR_FN.
6529 Add missing specific intrinsics.
6530 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
6532 * config/spu/spu_internals.h: Ditto.
6534 Fix incorrect operand modifiers.
6535 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
6536 * config/spu/spu.md (xor<mode>3): Change %S to %J.
6538 Optimize one case of zero_extend of a vec_select.
6539 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
6541 Accept any immediate for hbr.
6542 * config/spu/spu.md (hbr): Change s constraints to i.
6544 2007-02-21 Paul Brook <paul@codesourcery.com>
6546 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
6547 condexec_count when skipping USE and CLOBBER.
6549 2007-02-21 Nick Clifton <nickc@redhat.com>
6551 * common.opt (Warray-bounds): Add Warning attribute.
6552 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
6554 (fsized-zeroes): Add Optimization attribute.
6555 (fsplit-wide-types, ftree-scev-cprop): Likewise.
6556 * c.opt (Wc++0x-compat): Add Warning attribute.
6558 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6561 * reload1.c (eliminate_regs_in_insn): In the single_set special
6562 case, attempt to re-recognize the insn before falling back to
6563 having reload fix it up.
6565 2007-02-20 Eric Christopher <echristo@gmail.com>
6567 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
6568 Rewrite accordingly.
6569 (frv_read_iacc_argument): Ditto.
6570 (frv_expand_set_builtin): Take a call instead of arglist, update for
6572 (frv_expand_unop_builtin): Ditto.
6573 (frv_expand_binop_builtin): Ditto.
6574 (frv_expand_cut_builtin): Ditto.
6575 (frv_expand_binopimm_builtin): Ditto.
6576 (frv_expand_voidbinop_builtin): Ditto.
6577 (frv_expand_int_void2arg): Ditto.
6578 (frv_expand_prefetches): Ditto.
6579 (frv_expand_voidtriop_builtin): Ditto.
6580 (frv_expand_voidaccop_builtin): Ditto.
6581 (frv_expand_load_builtin): Ditto.
6582 (frv_expand_store_builtin): Ditto.
6583 (frv_expand_mdpackh_builtin): Ditto.
6584 (frv_expand_mclracc_builtin): Ditto.
6585 (frv_expand_mrdacc_builtin): Ditto.
6586 (frv_expand_mwtacc_builtin): Ditto.
6587 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
6590 2007-02-20 Janis Johnson <janis187@us.ibm.com>
6592 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
6593 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
6595 (HAVE_GAS_DFP): Check for assembler support of decimal floating
6597 * configure: Regenerate.
6598 * config.in: Regenerate.
6599 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
6600 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
6601 masks to power6 and power6x and to POWERPC_MASKS.
6602 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6604 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
6605 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
6606 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6607 Access PROTOTYPE as variable, not mask.
6609 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6611 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
6612 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
6613 * combine.c (adjust_for_new_dest): Use it.
6614 * postreload.c (reload_combine): Likewise.
6616 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6618 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
6619 notes on an insn with multiple sets, even if single_set returns
6620 non-NULL for that insn.
6622 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6624 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
6627 2007-02-20 Geoffrey Keating <geoffk@apple.com>
6629 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
6630 if user didn't pass it.
6631 * config/i386/darwin.h (CC1_SPEC): Likewise.
6632 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
6633 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
6634 -mmacosx-version-min.
6636 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6637 Uros Bizjak <ubizjak@gmail.com>
6639 * optabs.h (enum optab_index): Add new OTI_scalb.
6640 (scalb_optab): Define corresponding macro.
6641 * optabs.c (init_optabs): Initialize scalb_optab.
6642 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
6644 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
6645 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
6646 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
6647 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
6648 flag_unsafe_math_optimizations is set.
6650 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
6651 to implement scalbf, scalb and scalbl built-ins as inline x87
6654 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6655 DJ Delorie <dj@redhat.com>
6658 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
6659 (diagnostic_report_diagnostic): ... here, and turn them into real
6660 errors. If warnings are inhibited, no need to do anything.
6662 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
6664 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
6665 better code generation.
6667 2007-02-20 Ben Elliston <bje@au.ibm.com>
6669 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
6671 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
6673 * config/alpha/alpha.c, config/alpha/alpha.md,
6674 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
6675 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
6676 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
6677 config/arm/lib1funcs.asm: Follow spelling conventions.
6679 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
6680 config/fr30/fr30.md, config/i386/i386.h,
6681 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6682 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
6683 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
6684 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
6685 config/rs6000/altivec.md, config/rs6000/rs6000.c,
6686 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
6687 config/sparc/sparc.c, config/sparc/sparc.h,
6688 config/sparc/sparc.md, config/spu/constraints.md,
6689 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
6692 2007-02-20 Alan Modra <amodra@bigpond.net.au>
6695 * varasm.c (use_blocks_for_decl_p): Return false for decls with
6698 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6700 * doc/invoke.texi (-ftree-lrs): Remove.
6702 2007-02-19 Diego Novillo <dnovillo@redhat.com>
6704 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
6707 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
6709 * config/ia64/ia64.c (ia64_expand_builtin): Use the
6710 new CALL_EXPR_FN macro for retrieving the function
6711 declaration of the input expression.
6713 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6715 * c.opt (Waddress): New.
6716 * common.opt (Walways-true): Delete.
6717 (Wstring-literal-comparison): Delete.
6718 * doc/invoke.texi (Warning Options): Delete -Walways-true and
6719 -Wstring-literal-comparison. Add -Waddress.
6721 (Walways-true): Delete.
6722 (Wstring-literal-comparison): Delete.
6723 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
6724 consistently instead of -Walways-true in example.
6725 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
6726 * c-typeck.c (parser_build_binary_op): Replace
6727 -Wstring-literal-comparison and -Walways-true with -Waddress.
6728 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
6731 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6733 * tree-cfg.c (dump_function_to_file): Be prepared for functions
6734 without DECL_STRUCT_FUNCTION initialized.
6736 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6738 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
6739 due to calls to functions taking pointers as parameters.
6741 2007-02-19 Richard Henderson <rth@redhat.com>
6744 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
6747 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
6749 * config/s390/s390.c (s390_call_saved_register_used,
6750 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
6751 accessed to the new scheme.
6753 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6755 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
6756 (cris_print_index, cris_print_operand, cris_print_operand_address)
6757 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6758 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
6759 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
6761 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
6762 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
6763 GO_IF_LEGITIMATE_ADDRESS): Ditto.
6764 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
6765 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
6766 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
6767 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
6768 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
6769 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
6770 (uminsi3, call, call_value): Ditto.
6771 (define_split: indir_to_reg_split, unnamed): Ditto.
6773 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
6775 PR tree-optimization/30975
6776 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
6779 2007-02-18 Eric Christopher <echristo@gmail.com>
6781 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
6782 Remove use of arglist.
6783 (mips_expand_builtin): Remove use of arglist, pass in expr.
6784 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
6785 (mips_expand_builtin_movtf): Ditto.
6786 (mips_expand_builtin_compare): Ditto.
6788 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6790 * tree-sra.c (sra_build_assignment): Replace assertion
6791 checking with a comment explaining why it can't be done.
6793 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6796 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
6797 during CALL_EXPR representation conversion.
6798 * tree-ssa-propagate.c (set_rhs): Likewise.
6800 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6802 * tree-sra.c (sra_build_assignment): Disable assertion checking
6805 2007-02-18 Roger Sayle <roger@eyesopen.com>
6807 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
6808 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6809 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
6811 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
6812 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
6813 gimplify_init_ctor_eval_range, gimple_push_cleanup,
6814 gimplify_omp_for, gimplify_omp_atomic_pipeline,
6815 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
6816 force_gimple_operand): Likewise.
6817 * ipa-cp.c (constant_val_insert): Likewise.
6818 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
6819 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
6820 perfect_nestify): Likewise.
6821 * langhooks.c (lhd_omp_assignment): Likewise.
6822 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
6823 lower_copyprivate_clauses, lower_send_clauses,
6824 lower_send_shared_vars, expand_parallel_call,
6825 expand_omp_for_generic, expand_omp_for_static_nochunk,
6826 expand_omp_for_static_chunk, expand_omp_sections,
6827 lower_omp_single_copy, lower_omp_for_lastprivate,
6828 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
6829 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6830 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
6833 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6835 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
6836 config/sh/sh.md: Follow spelling conventions.
6838 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
6839 config/frv/predicates.md: Follow spelling conventions.
6841 * config/m68k/linux-unwind.h: Fix a comment typo.
6842 * target.h: Follow spelling conventions.
6844 2007-02-18 Roger Sayle <roger@eyesopen.com>
6846 PR rtl-optimization/28173
6847 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
6848 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
6849 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
6850 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
6851 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
6853 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6855 * builtins.c (fold_builtin_load_exponent): New.
6856 (fold_builtin_2): Use it.
6858 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
6860 PR rtl-optimization/30773
6861 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
6862 if we fail to attach a REG_EQUIV note.
6864 2007-02-18 David Edelsohn <edelsohn@gnu.org>
6865 Roger Sayle <roger@eyesopen.com>
6867 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
6869 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6871 * calls.c (initialize_argument_information): Pass original EXP
6872 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
6873 code to split complex arguments here, as part of initializing the
6875 (expand_call): Remove code that builds a list of arguments and
6876 inserts implicit arguments into it. Instead, just count how many
6877 implicit arguments there will be so we can determine the size of
6878 the ARGS array, and let initialize_argument_information do the work.
6879 (split_complex_values): Delete unused function.
6881 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6883 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
6885 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6887 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
6888 for arg pointer based indexed addressing.
6890 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6892 * config/ia64/ia64.h, config/ia64/ia64.md,
6893 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
6894 spelling conventions.
6896 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6898 * config/m68k/m68k.c (split_di): New.
6899 * config/m68k/m68k-protos.h: Declare split_di.
6900 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
6901 Improve predicate handling and split constant shifts.
6903 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6905 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
6906 parameter for register bitfield operations, general predicates
6909 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6911 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
6912 * config/m68k/linux-unwind.h: New file.
6914 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6916 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
6917 config/i386/athlon.md, config/ia64/ia64.md,
6918 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
6919 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
6920 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
6921 tree-ssa-loop-niter.c, tree-vect-analyze.c,
6922 tree-vect-transform.c: Fix comment typos.
6924 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
6926 * sched-deps.c (find_insn_list): Remove.
6927 * sched-int.h: Remove the prototype for find_insn_list.
6929 2007-02-16 Geoffrey Keating <geoffk@apple.com>
6931 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
6933 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
6934 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
6935 darwin_rs6000_override_options.
6936 (C_COMMON_OVERRIDE_OPTIONS): Expect
6937 darwin_macosx_version_min to be non-NULL always.
6938 (TARGET_C99_FUNCTIONS): Likewise.
6939 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
6940 (DARWIN_MINVERSION_SPEC): New.
6941 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
6942 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
6944 (DARWIN_MINVERSION_SPEC): New.
6945 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
6947 * config/darwin-c.c (darwin_cpp_builtins): Expect
6948 darwin_macosx_version_min to be non-NULL always.
6950 * config/rs6000/rs6000.c: Clean up trailing whitespace.
6952 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
6954 * config/i386/i386.h (x86_use_xchgb): New.
6955 (TARGET_USE_XCHGB): New macro.
6956 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
6957 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
6958 Split after reload into bswaphi for shifts of 8.
6959 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
6960 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
6961 or when optimizing for size.
6963 2007-02-16 Richard Guenther <rguenther@suse.de>
6964 Christian Bruel <christian.bruel@st.com>
6966 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
6967 DECLs but prefer SSA_NAMEs over DECLs.
6969 2007-02-16 Richard Guenther <rguenther@suse.de>
6971 * tree-flow-inline.h (single_imm_use_p): Remove.
6972 (zero_imm_uses_p): Likewise.
6973 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
6974 instead of single_imm_use_p.
6975 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
6978 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6981 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
6982 nested double- and backquotes.
6984 2007-02-15 Roger Sayle <roger@eyesopen.com>
6987 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
6988 should be unreachable.
6989 (build2_stat): Allow construction of MODIFY_EXPR at any time.
6990 For the time being redirect GIMPLE_MODIFY_STMT to the new
6991 (renamed) build_gimple_modify_stmt_stat.
6992 (build2_gimple_stat): Rename to...
6993 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
6994 Always build a GIMPLE_MODIFY_STMT node.
6995 * tree.h (build2_gimple, build2_gimple_stat): Delete.
6996 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
6999 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
7000 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
7001 * tree-complex.c (set_component_ssa_name, expand_complex_move,
7002 expand_complex_div_wide): Likewise.
7003 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
7004 * tree-ssa-loop-im.c (schedule_sm): Likewise.
7005 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
7006 * tree-ssa-loop-manip.c (create_iv): Likewise.
7007 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
7008 abs_replacement): Likewise.
7009 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
7010 realify_fake_stores): Likewise.
7012 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
7013 node rather than a GIMPLE_MODIFY_STMT node.
7014 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
7015 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
7017 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
7018 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
7021 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7024 * fold-const.c (fold_comparison): Add back the
7025 folding of constant complex comparisions.
7027 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7030 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
7031 effects unknown to this function, return early.
7033 2007-02-15 Ian Lance Taylor <iant@google.com>
7035 * lower-subreg.c (move_eh_region_note): New static function.
7036 (resolve_simple_move): Call it.
7037 (decompose_multiword_subregs): Track blocks for which we resolve a
7038 simple move which is also a control flow insn. Pass them to
7039 find_many_sub_basic_blocks.
7040 (pass_lower_subreg): Add TODO_verify_flow.
7041 (pass_lower_subreg2): Likewise.
7043 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7044 Brooks Moses <brooks.moses@codesourcery.com>
7045 Lee Millward <lee.millward@codesourcery.com>
7047 * tree.h (enum tree_code_class): Add tcc_vl_exp.
7048 (VL_EXP_CLASS_P): New.
7049 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
7051 (TREE_OPERAND_CHECK_CODE): Likewise.
7052 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
7053 (TREE_RTL_OPERAND_CHECK): Likewise.
7054 (tree_operand_check_failed): Make second parameter the whole tree
7055 instead of its code. Fixed callers.
7056 (VL_EXP_CHECK): New.
7057 (TREE_OPERAND_LENGTH): New.
7058 (VL_EXP_OPERAND_LENGTH): New.
7059 (CALL_EXPR_FN): New.
7060 (CALL_EXPR_STATIC_CHAIN): New.
7061 (CALL_EXPR_ARGS): New.
7062 (CALL_EXPR_ARG): New.
7063 (call_expr_nargs): New.
7064 (CALL_EXPR_ARGP): New.
7065 (build_nt_call_list): Declare.
7066 (build_vl_exp_stat): Declare.
7067 (build_vl_exp): New.
7068 (build_call_list): Declare.
7069 (build_call_nary): Declare.
7070 (build_call_valist): Declare.
7071 (build_call_array): Declare.
7072 (call_expr_arg): Declare.
7073 (call_expr_argp): Declare.
7074 (call_expr_arglist): Declare.
7075 (fold_build_call_list): Declare.
7076 (fold_build_call_list_initializer): Declare.
7077 (fold_call_expr): Declare to replace fold_builtin.
7078 (fold_builtin_fputs): Update to agree with modified definition.
7079 (fold_builtin_strcpy): Likewise.
7080 (fold_builtin_strncpy): Likewise.
7081 (fold_builtin_memory_chk): Likewise.
7082 (fold_builtin_stxcpy_chk): Likewise.
7083 (fold_builtin_strncpy_chk): Likewise.
7084 (fold_builtin_next_arg): Likewise.
7085 (fold_build_call_expr): Declare.
7086 (fold_builtin_call_list): Declare.
7087 (fold_builtin_call_valist): Declare.
7088 (build_call_expr): Declare.
7089 (validate_arglist): Update to agree with modified definition.
7090 (tree_operand_length): New.
7091 (call_expr_arg_iterator): New.
7092 (init_call_expr_arg_iterator): New.
7093 (next_call_expr_arg): New.
7094 (first_call_expr_arg): New.
7095 (more_call_expr_args_p): New.
7096 (FOR_EACH_CALL_EXPR_ARG): New.
7098 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
7099 and tcc_gimple_stmt.
7100 (tree_code_size): Update documentation. Use sizeof (tree) rather
7101 than sizeof (char *).
7102 (tree_size): Likewise. Add case for tcc_vl_exp.
7103 (tree_node_structure): Add case for tcc_vl_exp.
7104 (contains_placeholder_p): Likewise.
7105 (substitute_in_expr): Likewise.
7106 (substitute_placeholder_in_expr): Likewise.
7107 (stabilize_reference_1): Likewise.
7108 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
7109 to diagnose breakage of this interface for constructing CALL_EXPRs.
7110 (build_nt): Add similar assertion here.
7111 (build_nt_call_list): New.
7112 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
7113 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
7115 (get_callee_fndecl): Use new CALL_EXPR accessors.
7116 (tree_operand_check_failed): Change parameters to pass entire node
7117 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
7118 (process_call_operands): New.
7119 (build_vl_exp_stat): New.
7120 (build_call_list): New.
7121 (build_call_nary): New.
7122 (build_call_valist): New.
7123 (build_call_array): New.
7124 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7125 (call_expr_arglist): New.
7127 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7128 tcc_vl_exp instead of a fixed-size tcc_expression.
7130 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7131 accessors for CALL_EXPRs.
7132 (AGGR_INIT_EXPR): Likewise.
7134 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7135 Brooks Moses <brooks.moses@codesourcery.com>
7136 Lee Millward <lee.millward@codesourcery.com>
7138 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7139 (expand_builtin_nonlocal_goto): Change parameter to be entire
7140 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7141 (expand_builtin_prefetch): Likewise.
7142 (expand_builtin_classify_type): Likewise.
7143 (mathfn_built_in): Return NULL_TREE instead of 0.
7144 (expand_errno_check): Use new CALL_EXPR accessors.
7145 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7146 Return NULL_RTX instead of 0.
7147 (expand_builtin_mathfn_2): Likewise.
7148 (expand_builtin_mathfn_3): Likewise.
7149 (expand_builtin_interclass_mathfn): Likewise.
7150 (expand_builtin_sincos): Likewise.
7151 (expand_builtin_cexpi): Likewise.
7152 (expand_builtin_int_roundingfn): Likewise.
7153 (expand_builtin_int_roundingfn_2): Likewise.
7154 (expand_builtin_pow): Likewise.
7155 (expand_builtin_powi): Likewise.
7156 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7157 of arglist, fixing callers appropriately. Use new CALL_EXPR
7158 accessors and constructors. Return NULL_RTX instead of 0.
7159 (expand_builtin_strstr): Likewise.
7160 (expand_builtin_strchr): Likewise.
7161 (expand_builtin_strrchr): Likewise.
7162 (expand_builtin_strpbrk): Likewise.
7163 (expand_builtin_memcpy): Likewise.
7164 (expand_builtin_mempcpy): Likewise.
7165 (expand_builtin_mempcpy_args): New.
7166 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7167 (expand_builtin_memmove_args): New.
7168 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7169 (expand_movstr): Likewise.
7170 (expand_builtin_strcpy): Likewise.
7171 (expand_builtin_strcpy_args): New.
7172 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7173 (expand_builtin_strncpy): Likewise.
7174 (expand_builtin_memset): Likewise.
7175 (expand_builtin_memset_args): New.
7176 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7177 (expand_builtin_memcmp): Likewise.
7178 (expand_builtin_strcmp): Likewise.
7179 (expand_builtin_strncmp): Likewise.
7180 (expand_builtin_strcat): Likewise.
7181 (expand_builtin_strncat): Likewise.
7182 (expand_builtin_strspn): Likewise.
7183 (expand_builtin_strcspn): Likewise.
7184 (expand_builtin_args_info): Likewise.
7185 (expand_builtin_va_start): Likewise.
7186 (gimplify_va_arg_expr): Likewise.
7187 (expand_builtin_va_end): Likewise.
7188 (expand_builtin_va_copy): Likewise.
7189 (expand_builtin_frame_address): Likewise.
7190 (expand_builtin_alloca): Likewise.
7191 (expand_builtin_bswap): Likewise.
7192 (expand_builtin_unop): Likewise.
7193 (expand_builtin_fputs): Likewise.
7194 (expand_builtin_expect): Likewise.
7195 (expand_builtin_fabs): Likewise.
7196 (expand_builtin_copysign): Likewise.
7197 (expand_builtin_printf): Likewise.
7198 (expand_builtin_fprintf): Likewise.
7199 (expand_builtin_sprintf): Likewise.
7200 (expand_builtin_init_trampoline): Likewise.
7201 (expand_builtin_signbit): Likewise.
7202 (expand_builtin_fork_or_exec): Likewise.
7203 (expand_builtin_sync_operation): Likewise.
7204 (expand_builtin_compare_and_swap): Likewise.
7205 (expand_builtin_lock_test_and_set): Likewise.
7206 (expand_builtin_lock_release): Likewise.
7207 (expand_builtin): Likewise.
7208 (builtin_mathfn_code): Likewise.
7210 (fold_builtin_constant_p): Pass call arguments individually instead
7211 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7212 accessors and constructors. Return NULL_TREE instead of 0.
7213 (fold_builtin_expect): Likewise.
7214 (fold_builtin_classify_type): Likewise.
7215 (fold_builtin_strlen): Likewise.
7216 (fold_builtin_nan): Likewise.
7217 (integer_valued_real_p): Likewise.
7218 (fold_trunc_transparent_mathfn): Likewise.
7219 (fold_fixed_mathfn): Likewise.
7220 (fold_builtin_cabs): Likewise.
7221 (fold_builtin_sqrt): Likewise.
7222 (fold_builtin_cbrt): Likewise.
7223 (fold_builtin_cos): Likewise.
7224 (fold_builtin_cosh): Likewise.
7225 (fold_builtin_tan): Likewise.
7226 (fold_builtin_sincos): Likewise.
7227 (fold_builtin_cexp): Likewise.
7228 (fold_builtin_trunc): Likewise.
7229 (fold_builtin_floor): Likewise.
7230 (fold_builtin_ceil): Likewise.
7231 (fold_builtin_round): Likewise.
7232 (fold_builtin_int_roundingfn): Likewise.
7233 (fold_builtin_bitop): Likewise.
7234 (fold_builtin_bswap): Likewise.
7235 (fold_builtin_logarithm): Likewise.
7236 (fold_builtin_hypot): Likewise.
7237 (fold_builtin_pow): Likewise.
7238 (fold_builtin_powi): Likewise.
7239 (fold_builtin_exponent): Likewise.
7240 (fold_builtin_memset): Likewise.
7241 (fold_builtin_bzero): Likewise.
7242 (fold_builtin_memory_op): Likewise.
7243 (fold_builtin_bcopy): Deleted; call site changed to invoke
7244 fold_builtin_memory_op directly.
7245 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7246 (fold_builtin_strncpy): Likewise.
7247 (fold_builtin_memcmp): Likewise.
7248 (fold_builtin_strcmp): Likewise.
7249 (fold_builtin_strncmp): Likewise.
7250 (fold_builtin_signbit): Likewise.
7251 (fold_builtin_copysign): Likewise.
7252 (fold_builtin_isascii): Likewise.
7253 (fold_builtin_toascii): Likewise.
7254 (fold_builtin_isdigit): Likewise.
7255 (fold_builtin_fabs): Likewise.
7256 (fold_builtin_abs): Likewise.
7257 (fold_builtin_fmin_fmax): Likewise.
7258 (fold_builtin_carg): Likewise.
7259 (fold_builtin_classify): Likewise.
7260 (fold_builtin_unordered_cmp): Likewise.
7262 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7263 New functions split out from fold_builtin_1.
7264 (fold_builtin_n): New.
7265 (fold_builtin_varargs): New.
7266 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7268 (fold_call_expr): New.
7269 (build_function_call_expr): Rewrite to use new helper function.
7270 (fold_builtin_call_list): New.
7271 (build_call_expr): New.
7272 (fold_builtin_call_valist): New.
7273 (rewrite_call_expr): New.
7274 (validate_arg): New.
7275 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7276 of an arglist. Change return type to bool. Use new CALL_EXPR
7279 (fold_builtin_strstr): Pass call arguments individually instead
7280 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7281 accessors and constructors. Return NULL_TREE instead of 0.
7282 (fold_builtin_strchr): Likewise.
7283 (fold_builtin_strrchr): Likewise.
7284 (fold_builtin_strpbrk): Likewise.
7285 (fold_builtin_strcat): Likewise.
7286 (fold_builtin_strncat): Likewise.
7287 (fold_builtin_strspn): Likewise.
7288 (fold_builtin_strcspn): Likewise.
7289 (fold_builtin_fputs): Likewise.
7290 (fold_builtin_next_arg): Likewise.
7291 (fold_builtin_sprintf): Likewise.
7293 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7294 NULL_RTX instead of 0.
7295 (expand_builtin_memory_chk): Likewise.
7296 (maybe_emit_chk_warning): Likewise.
7297 (maybe_emit_sprintf_chk_warning): Likewise.
7299 (fold_builtin_object_size): Pass call arguments individually instead
7300 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7301 accessors and constructors. Return NULL_TREE instead of 0.
7302 (fold_builtin_memory_chk): Likewise.
7303 (fold_builtin_stxcpy_chk): Likewise.
7304 (fold_builtin_strncpy_chk): Likewise.
7305 (fold_builtin_strcat_chk): Likewise.
7306 (fold_builtin_strcat_chk): Likewise.
7307 (fold_builtin_strncat_chk): Likewise.
7308 (fold_builtin_sprintf_chk): Likewise.
7309 (fold_builtin_snprintf_chk): Likewise.
7310 (fold_builtin_printf): Likewise.
7311 (fold_builtin_vprintf): Likewise.
7313 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7315 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7316 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7317 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7318 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7319 (fold_unary): Likewise.
7320 (fold_binary): Likewise.
7321 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7322 ternary expressions.
7323 (fold): Add logic for tcc_vl_exp.
7324 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7325 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7326 (fold_build3_stat): Add assertion to flag broken interface for
7327 constructing CALL_EXPRs.
7328 (fold_build_call_list): New.
7329 (fold_build_call_list_initializer): New.
7330 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7332 (fold_strip_sign_ops): Likewise.
7334 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7335 Brooks Moses <brooks.moses@codesourcery.com>
7336 Lee Millward <lee.millward@codesourcery.com>
7338 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7339 accessors and dump arguments explicitly.
7341 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7343 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7345 (print_call_name): Use new CALL_EXPR accessors.
7347 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7348 CALL_EXPR arguments explicitly instead of as a list. Use
7349 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7351 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7352 (vrp_visit_stmt): Likewise.
7354 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7355 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7357 (force_move_till_expr): Likewise.
7359 * targhooks.c (default_external_stack_protect_fail): Use
7360 build_call_expr instead of build_function_call_expr.
7361 (default_hidden_stack_protect_fail): Likewise.
7363 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7366 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7367 and walk arguments explicitly.
7369 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7370 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7371 (expand_simple_operations): Likewise.
7372 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7374 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7375 of TREE_CODE_LENGTH.
7376 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7378 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7379 instead of TREE_CODE_LENGTH.
7381 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7382 (tree_ic_transform): Likewise.
7383 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7384 parameter instead of arglist. Fix callers.
7385 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7386 (tree_stringops_transform): Likewise.
7387 (tree_indirect_call_to_profile): Likewise.
7388 (tree_stringops_values_to_profile): Likewise.
7390 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7391 (eliminate_tail_call): Likewise.
7393 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7395 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7396 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7398 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7400 * omp-low.c (build_omp_barrier): Use build_call_expr.
7401 (lower_rec_input_clauses): Likewise.
7402 (lower_reduction_clauses): Likewise.
7403 (expand_parallel_call): Likewise.
7404 (maybe_catch_exception): Likewise.
7405 (expand_omp_for_generic): Likewise.
7406 (expand_omp_for_static_nochunk): Likewise.
7407 (expand_omp_sections): Likewise.
7408 (lower_omp_single_simple): Likewise.
7409 (lower_omp_single_copy): Likewise.
7410 (lower_omp_master): Likewise.
7411 (lower_omp_ordered): Likewise.
7412 (lower_omp_critical): Likewise.
7414 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
7415 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
7417 * tree-gimple.c (is_gimple_call_addr): Fix doc.
7418 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
7419 TREE_CODE_LENGTH. Add tcc_vl_exp case.
7421 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
7422 and generalize to handle any number of operands.
7423 (chrec_contains_undetermined): Likewise.
7424 (tree_contains_chrecs): Likewise.
7425 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
7427 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
7429 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
7430 fold_call_expr instead of fold_builtin.
7431 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
7432 match declarations there.
7433 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
7436 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
7437 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7439 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
7440 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
7442 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
7445 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
7446 (execute_cse_sincos): Use new CALL_EXPR accessors.
7448 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
7450 * gimple-low.c (lower_function_body): Use build_call_expr.
7451 (lower_builtin_setjmp): Likewise.
7453 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
7454 (set_storage_via_libcall): Likewise.
7455 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
7456 instead of TREE_CODE_LENGTH.
7457 (expand_expr_real_1): Use new CALL_EXPR accessors.
7459 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
7460 generalize to handle any number of operands.
7461 (TB_parent_eq): Likewise.
7463 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
7464 (strip_builtin_expect): Likewise.
7466 * function.c (gimplify_parameters): Use build_call_expr.
7468 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
7469 instead of TREE_CODE_LENGTH.
7471 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
7472 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
7474 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
7477 * gimplify.c (build_stack_save_restore): Use build_call_expr.
7478 (gimplify_decl_expr): Likewise.
7479 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
7480 Use new CALL_EXPR iterators.
7481 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
7482 (gimplify_modify_expr_to_memset): Likewise.
7483 (gimplify_variable_sized_compare): Likewise.
7484 (gimplify_omp_atomic_fetch_op): Likewise.
7485 (gimplify_omp_atomic_pipeline): Likewise.
7486 (gimplify_omp_atomic_mutex): Likewise.
7487 (gimplify_function_tree): Likewise.
7489 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
7490 (call_expr_flags): Likewise.
7491 (expand_call): Likewise.
7493 * except.c (expand_builtin_eh_return_data_regno): Pass entire
7494 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7497 * coverage.c (create_coverage): Use build_call_expr.
7499 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
7500 (temp_call_expr_obstack): New.
7501 (pool_copy_list): Delete.
7502 (temp_copy_call_expr): New.
7503 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
7504 CALL_EXPR accessors. Get rid of special goo for copying argument
7505 lists and use temp_copy_call_expr instead.
7506 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
7507 CALL_EXPR accessors.
7508 (create_expression_by_pieces): Likewise. Use build_call_array
7509 to construct the result instead of fold_build3.
7510 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
7511 dealing with argument lists.
7512 (init_pre): Remove references to expression_node_pool and
7513 list_node_pool. Init temp_call_expr_obstack instead.
7514 (fini_pre): Remove references to expression_node_pool and
7517 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
7518 and walk arguments explicitly instead of as a list.
7520 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
7521 (mx_register_decls): Likewise.
7522 (mudflap_register_call): Likewise.
7523 (mudflap_finish_file): Likewise.
7525 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
7526 (ipa_callsite_compute_param): Likewise.
7528 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
7529 accessors and constructor.
7531 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
7532 accessors and constructor.
7533 (convert_tramp_reference): Likewise.
7534 (convert_call_expr): Likewise.
7535 (finalize_nesting_tree_1): Likewise.
7537 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
7540 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
7542 * tree-inline.c (initialize_inlined_parameters): Pass entire
7543 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7545 (estimate_num_insns_1): Use new CALL_EXPR accessors.
7546 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
7548 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
7549 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7550 (vectorizable_reduction): Likewise.
7551 (vectorizable_call): Use new CALL_EXPR iterators.
7552 (vectorizable_conversion): Use build_call_expr.
7553 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
7554 (vect_gen_widened_results_half): Use build_call_expr.
7555 (vect_setup_realignment): Likewise.
7556 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
7558 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
7559 (pass_through_call): Likewise.
7560 (compute_object_sizes): Likewise. Use fold_call_expr instead of
7563 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
7564 (tree_gen_pow2_profiler): Likewise.
7565 (tree_gen_one_value_profiler): Likewise.
7566 (tree_gen_ic_func_profiler): Likewise.
7567 (tree_gen_average_profiler): Likewise.
7568 (tree_gen_ior_profiler): Likewise.
7570 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
7571 (find_func_aliases): Use new CALL_EXPR accessors. Add case
7572 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7574 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
7575 of TREE_CODE_LENGTH.
7577 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
7578 of TREE_CODE_LENGTH.
7580 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
7582 (convert_to_integer): Likewise.
7584 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
7587 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7588 Brooks Moses <brooks.moses@codesourcery.com>
7589 Lee Millward <lee.millward@codesourcery.com>
7591 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
7593 * config/frv/frv.c (frv_expand_builtin): Likewise.
7594 * config/s390/s390.c (s390_expand_builtin): Likewise.
7596 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
7597 (sparc_expand_builtin): Use new CALL_EXPR accessors.
7599 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
7600 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
7601 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
7602 (ix86_expand_store_builtin): Likewise.
7603 (ix86_expand_unop_builtin): Likewise.
7604 (ix86_expand_unop1_builtin): Likewise.
7605 (ix86_expand_sse_compare): Likewise.
7606 (ix86_expand_sse_comi): Likewise.
7607 (ix86_expand_vec_init_builtin): Likewise.
7608 (ix86_expand_vec_ext_builtin): Likewise.
7609 (ix86_expand_vec_set_builtin): Likewise.
7610 (ix86_expand_builtin): Use new CALL_EXPR accessors.
7612 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
7613 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7615 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
7616 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7617 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
7619 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
7621 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7622 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
7623 arglist. Use new CALL_EXPR accessors. Fix callers.
7624 (altivec_expand_abs_builtin): Likewise.
7625 (rs6000_expand_binop_builtin): Likewise.
7626 (altivec_expand_predicate_builtin): Likewise.
7627 (altivec_expand_lv_builtin): Likewise.
7628 (spe_expand_stv_builtin): Likewise.
7629 (altivec_expand_stv_builtin): Likewise.
7630 (rs6000_expand_ternop_builtin): Likewise.
7631 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
7632 (altivec_expand_st_builtin): Likewise.
7633 (altivec_expand_dst_builtin): Likewise.
7634 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
7635 arglist. Use new CALL_EXPR accessors. Fix callers.
7636 (altivec_expand_vec_set_builtin): Likewise.
7637 (altivec_expand_vec_ext_builtin): Likewise.
7638 (altivec_expand_builtin): Use new CALL_EXPR accessors.
7639 (spe_expand_builtin): Likewise.
7640 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
7641 arglist. Use new CALL_EXPR accessors. Fix callers.
7642 (spe_expand_evsel_builtin): Likewise.
7643 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
7644 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
7646 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
7647 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7648 (arm_expand_unop_builtin): Likewise.
7649 (arm_expand_builtin): Use new CALL_EXPR accessors.
7651 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
7654 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
7655 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7656 (bfin_expand_unop_builtin): Likewise.
7657 (bfin_expand_builtin): Use new CALL_EXPR accessors.
7659 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7660 Brooks Moses <brooks.moses@codesourcery.com>
7661 Lee Millward <lee.millward@codesourcery.com>
7663 * c-semantics.c (build_stmt): Add internal diagnostic check.
7665 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
7666 accessors. Print arguments explicitly instead of as a list.
7668 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
7670 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
7671 (c_finish_omp_flish): Likewise.
7673 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
7674 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
7675 instead of TREE_CODE_LENGTH.
7676 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
7677 (c_warn_unused_result): Likewise.
7679 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7682 * doc/invoke.texi (Warning Options): Remove
7683 -Werror-implicit-function-declaration.
7684 (Wimplicit-function-declaration): Update description.
7685 * opts.c (common_handle_option): Move handling of -Werror=* to...
7686 (enable_warning_as_error): ...here.
7687 * opts.h (enable_warning_as_error): Declare.
7688 * c-decl.c (implicit_decl_warning): Unless
7689 -Wno-implicit-function-declaration is given, emit a pedwarn if
7690 -std=c99 or emit a warning if -Wimplicit-function-declaration.
7691 * c.opt (Wimplicit-function-declaration): Replace
7692 mesg_implicit_function_declaration with
7693 warn_implicit_function_declaration.
7694 * c-opts.c (c_common_handle_option):
7695 -Werror-implicit-function-declaration is exactly equal as
7696 -Werror=implicit-function-declaration.
7697 (set_Wimplicit): Replace mesg_implicit_function_declaration with
7698 warn_implicit_function_declaration.
7699 (c_common_post_options): -Wimplict-function-declaration is enabled
7700 by default by -std=c99, otherwise is disabled by default.
7701 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
7703 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7705 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
7706 DECL on the rhs to a DECL on the lhs for debug info purposes if the
7707 former is ignored but not the latter.
7709 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7711 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
7712 is made and the reference doesn't use the alias set of its type,
7713 do not create the temporary using that type.
7715 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
7717 * jump.c: Remove prototypes for delete_computation and
7718 delete_prior_computation.
7720 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7722 * jump.c (get_label_after): Delete.
7723 (get_label_before, delete_computation, delete_jump,
7724 delete_prior_computation, follow_jumps): Move...
7725 * reorg.c (delete_computation, delete_prior_computation): ... here...
7726 (get_label_before, delete_jump): ... making these static ...
7727 (follow_jumps): ... and simplifying this since it only runs after
7729 * rtl.h (get_label_after, get_label_before, delete_jump,
7730 follow_jumps): Delete prototypes.
7732 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7734 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
7736 2007-02-15 Nick Clifton <nickc@redhat.com>
7738 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
7739 order to prevent it from being munged by the target.
7741 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
7743 * config/i386/i386.md: Remove misleading comment.
7745 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7747 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
7748 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
7751 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7753 * tree-sra.c (instantiate_missing_elements): Canonicalize
7755 (sra_build_assignment): New.
7756 (generate_copy_inout, generate_element_copy,
7757 generate_element_zero, generate_one_element_init): Use it.
7759 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7761 * tree-sra.c (instantiate_missing_elements): Canonicalize
7763 (sra_build_assignment): New.
7764 (generate_copy_inout, generate_element_copy,
7765 generate_element_zero, generate_one_element_init): Use it.
7767 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7769 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
7772 2007-02-14 Joseph Myers <joseph@codesourcery.com>
7774 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
7775 types as aggregates not scalars.
7776 * function.c (assign_stack_temp_for_type): Likewise.
7778 2007-02-14 Roger Sayle <roger@eyesopen.com>
7779 Zdenek Dvorak <dvorakz@suse.cz>
7781 * tree-dump.c (dump_switch_p_1): Require exact match of the option
7784 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
7786 * passes.c (next_pass_1): Clear the next field of the copied
7789 2007-02-14 Richard Henderson <rth@redhat.com>
7791 * tree-sra.c (early_sra): New.
7792 (decl_can_be_decomposed_p): Deny va_list if early_sra.
7793 (tree_sra_early, pass_sra_early): New.
7794 * tree-pass.h (pass_sra_early): Declare.
7795 * passes.c (init_optimization_passes): Use it.
7797 2007-02-14 Richard Guenther <rguenther@suse.de>
7799 * flags.h (issue_strict_overflow_warning): Convert to a macro.
7801 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
7803 PR tree-optimization/30771
7804 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
7806 (vect_analyze_operations): Induction phis can now be marked as
7808 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
7809 Update documentation accordingly.
7811 2007-02-14 Nick Clifton <nickc@redhat.com>
7813 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
7814 most 3 arguments are supported.
7815 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
7817 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
7819 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
7820 Ensure dst->current is valid.
7822 2007-02-13 Paul Brook <paul@codesourcery.com>
7824 * config.gcc: Add arm*-*-uclinux-*eabi.
7825 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7826 (SUBTARGET_EXTRA_LINK_SPEC): Define.
7827 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
7828 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
7829 (LINK_SPEC): Define.
7831 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
7833 * config/arm/uclinux-eabi.h: New file.
7834 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
7835 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
7838 2007-02-13 Ian Lance Taylor <iant@google.com>
7840 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
7841 * flags.h (warn_strict_overflow): Declare.
7842 (enum warn_strict_overflow_code): Define.
7843 (issue_strict_overflow_warning): New static inline function.
7844 * opts.c (warn_strict_overflow): New variable.
7845 (common_handle_option): Handle OPT_Wstrict_overflow and
7846 OPT_Wstrict_overflow_.
7847 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
7849 * fold-const.c: Include intl.h.
7850 (fold_deferring_overflow_warnings): New static variable.
7851 (fold_deferred_overflow_warning): New static variable.
7852 (fold_deferred_overflow_code): New static variable.
7853 (fold_defer_overflow_warnings): New function.
7854 (fold_undefer_overflow_warnings): New function.
7855 (fold_undefer_and_ignore_overflow_warnings): New function.
7856 (fold_deferring_overflow_warnings_p): New function.
7857 (fold_overflow_warning): New static function.
7858 (make_range): Add strict_overflow_p parameter. Change all
7860 (extract_muldiv, extract_muldiv_1): Likewise.
7861 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
7862 tree_expr_nonnegative_p.
7863 (fold_negate_expr): Call fold_overflow_warning.
7864 (fold_range_test): Likewise.
7865 (fold_comparison): Likewise.
7866 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
7867 instead of tree_expr_nonnegative_p.
7868 (tree_expr_nonnegative_warnv_p): Rename from
7869 tree_expr_nonnegative_p, add strict_overflow_p parameter.
7870 (tree_expr_nonnegative_p): New function.
7871 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
7872 strict_overflow_p parameter.
7873 (tree_expr_nonzero_p): New function.
7874 * passes.c (verify_interpass_invariants): New static function.
7875 (execute_one_pass): Call it.
7876 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
7878 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
7879 (estimate_numbers_of_iterations): Likewise.
7880 (scev_probably_wraps_p): Likewise.
7881 * tree-ssa-ccp.c: Include "toplev.h".
7882 (evaluate_stmt): Defer fold overflow warnings until we know we are
7884 (struct fold_stmt_r_data): Add stmt field.
7885 (fold_stmt_r): Defer fold overflow warnings until we know we
7887 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
7888 (fold_stmt_inplace): Likewise.
7889 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
7890 (cleanup_control_expr_graph): Defer fold overflow warnings until
7891 we know we are going to optimize.
7892 * tree-cfg.c (fold_cond_expr_cond): Likewise.
7893 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
7895 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7896 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
7897 * tree-ssa-loop-manip.c (create_iv): Likewise.
7898 * c-typeck.c (build_conditional_expr): Likewise.
7899 (build_binary_op): Likewise.
7900 * tree-vrp.c (vrp_expr_computes_nonzero): Call
7901 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
7902 (extract_range_from_unary_expr): Likewise.
7903 * simplify-rtx.c (simplify_const_relational_operation): Warn when
7904 assuming that signed overflow does not occur.
7905 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
7906 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
7907 (fold_defer_overflow_warnings): Declare.
7908 (fold_undefer_overflow_warnings): Declare.
7909 (fold_undefer_and_ignore_overflow_warnings): Declare.
7910 (fold_deferring_overflow_warnings_p): Declare.
7911 (tree_expr_nonzero_warnv_p): Declare.
7912 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
7914 (Warning Options): Document -Wstrict-overflow.
7915 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
7916 (tree-ssa-ccp.o): Likewise.
7917 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
7918 (fold-const.o): Depend on intl.h.
7920 2007-02-13 Ian Lance Taylor <iant@google.com>
7923 * lower-subreg.c (resolve_simple_move): Decompose subregs in
7926 2007-02-13 Stuart Hastings <stuart@apple.com>
7928 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
7930 2007-02-13 Richard Henderson <rth@redhat.com>
7932 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
7933 handled_component_p before looking for the indirect_ref.
7935 2007-02-13 Richard Henderson <rth@redhat.com>
7937 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
7938 remove flags clobber.
7939 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
7940 (bswaphi_lowpart): New.
7941 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
7942 remove TARGET_BSWAP test. Delete expander of the same name.
7944 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
7945 (expand_unop): Use them.
7947 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
7949 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
7950 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
7951 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
7952 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
7953 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
7954 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
7955 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
7956 assembler dialect choice from asm templates.
7958 2007-02-12 Richard Henderson <rth@redhat.com>
7960 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
7961 (fixuns_trunc<SSEMODEF>si2): Use it.
7962 * config/i386/sse.md (vec_setv4sf_0): Export.
7963 * config/i386/i386.c (ix86_build_const_vector): Export.
7964 (ix86_split_convert_uns_si_sse): Rename from
7965 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
7966 * config/i386/i386-protos.h: Update.
7968 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7971 * c-typeck.c (c_finish_return): Improve warning message.
7973 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7975 * alias.c (find_symbolic_term): Delete unused function.
7977 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
7979 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
7980 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
7981 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
7983 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7985 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7986 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
7987 the function, temporarily point the debug interface to the null one.
7989 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7991 * dwarf2out.c (round_up_to_align): New static function.
7992 (field_byte_offset): Use it to round the offset.
7994 2007-02-12 Richard Henderson <rth@redhat.com>
7996 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
7997 (inswl_const): Export.
7999 2007-02-12 Richard Henderson <rth@redhat.com>
8001 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
8002 result mode of the libcall, convert back to outmode.
8004 2007-02-12 Roger Sayle <roger@eyesopen.com>
8006 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
8007 (bswapdi2): New define_expand to implement 32-bit implementation.
8009 2007-02-12 Nick Clifton <nickc@redhat.com>
8011 * doc/invoke.texi (Overall Options): Document --help=.
8012 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
8013 (cc1_options): Pass --help= on to cc1.
8014 (display_help): Add description of --help=.
8015 (process_command): Add code to handle --help=. Allow translated
8016 --help and --target-help switches to be passed on to compiler
8018 (main): Remove unused if statement.
8019 * opts.c (columns): Remove.
8020 (LEFT_COLUMN): Define.
8021 (wrap_help): Add columns argument.
8022 (print_filtered_help): Change parameters to be an include bitmask,
8023 an exclude bitmask, an any bitmask and the column width. Move the
8024 code to display the params list here. Add code to display the
8025 status of options rather than their descriptions if the quiet flag
8027 (print_specific_help): Change parameters to be an include bitmask,
8028 an exclude bitmask and an any bitmask. Move code to look up the
8029 column width here. Decide upon the title for an options listing.
8030 (common_handle_options): Add code to handle --help=. Adapt code
8031 for --help and --target-help to use the revised form of the
8032 print_specific_help function.
8033 (print_help): Delete.
8034 (print_param_help): Delete.
8035 (print_switch): Delete.
8036 * opts.h (cl_lang_count): Add prototype.
8037 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
8038 CL_MAX_OPTION_CLASS): New defines.
8039 * optc-gen.awk: Add construction of cl_lang_count.
8040 * c.opt: Add Warning attribute to warning options and Optimization
8041 attribute to optimization options.
8042 * common.opt: Likewise.
8044 Add -fhelp and -ftarget-help as aliases for the transformed --help
8045 and --target-help options.
8046 * opt-functions.awk: Add code to handle Warning and Optimization
8049 2007-02-12 Richard Henderson <rth@redhat.com>
8051 * config/alpha/constraints.md: New file.
8052 * config/alpha/alpha.c: Include tm-constrs.h.
8053 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
8054 alpha_extra_constraint): Remove.
8055 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
8056 * config/alpha/alpha-protos.h: Update.
8057 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
8058 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
8059 (EXTRA_CONSTRAINT): Remove.
8060 * config/alpha/alpha.md: Include constraints.md.
8061 (adddi splitter): Use satisfies_constraint_*.
8062 * config/alpha/predicates.md (add_operand): Likewise.
8063 (sext_add_operand, addition_operation): Likewise.
8065 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
8067 PR tree-optimization/29145
8068 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
8069 in our handling of restrict qualified pointers.
8071 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8074 * doc/invoke.texi (Wunused-value): Update description.
8075 (Wextra): Delete item.
8076 * opts.c (set_Wextra): Don't use the value of Wextra to set the
8077 value of Wunused-value.
8078 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
8079 (c_finish_stmt_expr): Don't check extra_warnings.
8080 (emit_side_effect_warnings): The caller is responsible to check
8083 2007-02-11 Roger Sayle <roger@eyesopen.com>
8084 Matt Thomas <matt@3am-software.com>
8086 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
8088 2007-02-11 Roger Sayle <roger@eyesopen.com>
8090 * simplify-rtx.c (simplify_relational_operation_1): Optimize
8091 comparisons of POPCOUNT against zero.
8092 (simplify_const_relational_operation): Likewise.
8094 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8096 * doc/invoke.texi (Wextra): Delete outdated paragraph.
8098 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8100 * dwarf2out.c (root_type): Delete unused function.
8102 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8104 * genattrtab.c (contained_in_p): Delete unused function.
8105 (write_expr_attr_cache): Likewise.
8107 2007-02-11 Jan Hubicka <jh@suse.cz>
8109 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
8112 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
8114 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
8115 to add the REG_EQ* note.
8116 * see.c (see_merge_one_use_extension): Likewise.
8117 * local-alloc.c (update_equiv_regs): Likewise. Also don't
8118 turn REG_EQUAL notes into REG_EQUIV notes if the target
8119 register may have more than one set.
8120 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
8121 * gcse.c (try_replace_reg): Likewise.
8122 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
8123 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8124 more than one REG_EQUIV note.
8125 * reload1.c (gen_reload): Use set_unique_reg_note.
8127 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8129 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8130 (ix86_builtin_conversion): New function.
8132 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8135 * tree.h (DECL_REPLACEABLE_P): New macro.
8136 * except.c (set_nothrow_function_flags): Likewise.
8138 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8139 Ira Rosen <irar@il.ibm.com>
8140 Dorit Nuzman <dorit@il.ibm.com>
8142 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8143 * targhooks.c (default_builtin_vectorized_conversion): New.
8144 * targhooks.h (default_builtin_vectorized_function): New declaration.
8145 * target.h (struct vectorize): Add builtin_conversion field.
8146 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8147 stmt_vec_info_type value.
8148 (vectorizable_conversion): New declaration.
8149 * tree-vect-analyze.c (vect_analyze_operations): Add
8150 vectorizable_conversion call.
8151 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8152 * tree-vect-transform.c (vectorizable_conversion): New function.
8153 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8154 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8156 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8157 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8158 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8159 or ALTIVEC_BUILTIN_VCFSX.
8161 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8164 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8165 CONST_DOUBLE and operand 0 is a hard register.
8166 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8167 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8168 is a hard floating-point register.
8170 2007-02-10 Richard Henderson <rth@redhat.com>
8171 Jakub Jelinek <jakub@redhat.com>
8172 Alexandre Oliva <aoliva@redhat.com>
8174 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8175 * builtin-types.def (BT_WORD): Make unsigned.
8176 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8177 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8178 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8179 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8180 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8181 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8183 * expr.c (emutls_var_address): New.
8184 (expand_expr_real_1): Expand emulated tls.
8185 (expand_expr_addr_expr_1): Likewise.
8186 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8187 * output.h (emutls_finish): Declare.
8188 * toplev.c (compile_file): Call it.
8189 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8190 address before wrapping in CONST.
8191 * varasm.c (emutls_htab, emutls_object_type): New.
8192 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8193 (get_emutls_object_name, get_emutls_object_type): New.
8194 (get_emutls_init_templ_addr, emutls_decl): New.
8195 (emutls_common_1, emutls_finish): New.
8196 (assemble_variable): When emulating tls, swap decls; generate
8197 constructor for the emutls objects.
8198 (do_assemble_alias): When emulating tls, swap decl and target name.
8199 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8201 * varpool.c (decide_is_variable_needed): Look at force_output.
8202 Recurse for emulated tls.
8203 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8204 with decide_is_variable_needed.
8205 * emutls.c: New file.
8206 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8207 tls_object for real tls.
8209 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8211 PR rtl-optimization/29599
8212 * reload1.c (eliminate_regs_in_insn): Take the destination
8213 mode into account when computing the offset.
8215 2007-02-09 Stuart Hastings <stuart@apple.com>
8216 Richard Henderson <rth@redhat.com>
8218 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8219 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8220 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8221 fixuns_truncdfhi2): New.
8222 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8223 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8224 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8225 (floatunssidf2): Allow nonimmediate source.
8226 * config/i386/sse.md (movdi_to_sse): New.
8227 (vec_concatv2di): Drop '*'.
8228 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8229 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8230 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8232 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8233 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8234 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8235 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8236 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8237 ix86_build_const_vector.
8238 (x86_emit_floatuns): Rewrite.
8240 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8242 * genautomata.c (longest_path_length): Delete unused function.
8243 (struct state): Delete unused longest_path_length.
8244 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8245 (get_free_state): Delete unused.
8247 2007-02-09 Jan Hubicka <jh@suse.cz>
8249 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8250 * doc/invoke.texi (inline-unit-growth): Update default value.
8252 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8253 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8254 (rebuild_cgraph_edges): Likewise.
8255 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8256 (dump_cgraph_node): Dump frequencies.
8257 (cgraph_clone_edge): Add frequency scales.
8258 (cgraph_clone_node): Add freuqnecy.
8259 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8260 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8261 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8262 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8263 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8264 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8265 (save_inline_function_body): Likewise.
8266 * ipa-inline.c: inluce rtl.h
8267 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8268 (cgraph_edge_badness): Use frequencies.
8269 (cgraph_decide_recursive_inlining): Update clonning.
8270 (cgraph_decide_inlining_of_small_function): Dump frequency.
8271 * predict.c (estimate_bb_frequencies): Export.
8272 * predict.h (estimate_bb_frequencies): Declare.
8273 * tree-inline.c (copy_bb): Watch overflows.
8274 (expand_call_inline): Update call of cgraph_create_edge.
8275 (optimize_inline_calls): Use TODO flags to update frequnecies.
8276 * passes.h: Include predict.h
8277 (init_optimization_passes): Move profile ahead.
8278 (execute_function_todo): Handle TODO_rebuild_frequencies.
8280 2007-02-09 Roger Sayle <roger@eyesopen.com>
8282 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8283 the insbl or inswl pattern into a register.
8285 2007-02-09 Roger Sayle <roger@eyesopen.com>
8287 * config/ia64/ia64.md (bswapdi2): New define_insn.
8289 2007-02-09 Richard Henderson <rth@redhat.com>
8291 * config/i386/constraints.md (Ym): New constraint.
8292 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8293 (movdi_1_rex64): Split sse and xmm general register moves from
8294 memory move alternatives. Use conditional register constraints.
8295 (movsf_1, movdf_integer): Likewise.
8296 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8297 (movdf_integer_rex64): New.
8298 (pushsf_rex64): Fix output constraints.
8299 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8300 (sse2_stored): Likewise.
8301 (sse2_storeq_rex64): New.
8302 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8303 amd and not generic.
8304 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8305 for optimize_size. Remove SF/DFmode hack.
8307 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8309 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8312 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8313 Richard Sandiford <richard@codesourcery.com>
8315 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8316 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8317 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8318 m68k/t-mlib to tmake_file.
8319 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8320 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8321 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8322 Allow it to be cf or m68k. Set m68k_arch_family. If that
8323 variable is not empty, add t-$m68k_arch_family to tmake_file.
8324 Add t-mlibs to tmake_file.
8325 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8326 * config/m68k/t-cf: New file.
8327 * config/m68k/t-m68k: Likewise.
8328 * config/m68k/t-mlibs: Likewise.
8329 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8330 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8331 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8332 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8333 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8335 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8336 (INSTALL_LIBGCC): Delete.
8337 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8338 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8339 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8340 (M68K_MLIB_CPU): Define.
8341 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8342 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8343 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8345 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8346 Richard Guenther <rguenther@suse.de>
8349 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8350 against INT_MIN/INT_MAX.
8351 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8352 file if a loop is removed.
8354 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8356 * calls.c (store_one_arg): Pass correct alignment to
8357 emit_push_insn for non-BLKmode values.
8358 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8359 unaligned stack slot via a suitably aligned slot.
8361 2007-02-08 DJ Delorie <dj@redhat.com>
8363 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8365 (legal_subregs): Use unsigned char, make const.
8366 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8368 2007-02-08 Paul Brook <paul@codesourcery.com>
8370 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8371 special interworking needed.
8373 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8375 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8376 conditional to __SSE2__.
8377 (Entries below should have been added to first ChangeLog
8378 entry for amdfam10 dated 2007-02-05)
8379 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8381 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8383 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8386 2007-02-08 DJ Delorie <dj@redhat.com>
8388 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8389 * config/m32c/m32c.c (legal_subregs): New.
8390 (m32c_illegal_subreg_p): New.
8391 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8392 unsupported subregs of hard regs.
8394 2007-02-08 Jan Hubicka <jh@suse.cz>
8396 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8397 the same one; always update histograms.
8399 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8401 * passes.c (init_optimization_passes): Tidy comment.
8403 2007-02-08 Roger Sayle <roger@eyesopen.com>
8405 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
8406 strip zero_extend, bswap and rotates from POCOUNT's argument.
8407 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
8408 zero_extend and rotates from PARITY's argument.
8409 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
8410 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
8411 of an integer constant at compile-time.
8413 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8416 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
8418 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
8421 * tree-ssa-live.c (remove_unused_locals): Do not remove
8422 TREE_ADDRESSABLE variables.
8423 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
8424 * tree-ssa-operands.c (add_virtual_operand): Remove argument
8425 FOR_CLOBBER. Update all users.
8426 If VAR has an associated alias set, add a virtual operand for
8427 it if no alias is found to conflict with the memory reference.
8429 2007-02-07 Jan Hubicka <jh@suse.cz>
8430 Robert Kidd <rkidd@crhc.uiuc.edu>
8432 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
8434 2007-02-07 Ian Lance Taylor <iant@google.com>
8436 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
8438 2007-02-07 Roger Sayle <roger@eyesopen.com>
8440 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
8441 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
8442 tablejumpdi, movsi_to_cr_one): Remove constraints from
8443 define_expand's match_operands.
8445 2007-02-07 Roger Sayle <roger@eyesopen.com>
8447 * global.c (compute_regsets): Move declatation of "i" inside of
8448 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
8450 2007-02-07 Jakub Jelinek <jakub@redhat.com>
8453 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
8454 of INDIRECT_REF <RESULT_DECL>.
8456 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
8458 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
8459 Kaz Kojima <kkojima@gcc.gnu.org>
8462 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
8464 (sh_initialize_trampoline): Add parentheses to avoid a warning.
8466 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8468 * doc/loop.texi: Document possibility not to perform disambiguation
8469 of loops with multiple latches.
8470 * cfgloopmanip.c (alp_enum_p): Removed.
8471 (add_loop): Handle subloops. Use get_loop_body_with_size.
8472 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
8473 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
8474 the new forwarder block.
8475 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
8476 Handle the case latch is NULL.
8477 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
8478 when marking loop exits.
8479 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
8481 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
8482 disambiguate_loops_with_multiple_latches.
8483 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
8484 before fix_loop_structure.
8485 * cfgloop.c: Include pointer-set.h and output.h.
8486 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
8487 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
8488 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
8489 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
8490 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
8491 disambiguate_multiple_latches, get_loop_body_with_size,
8492 disambiguate_loops_with_multiple_latches): New functions.
8493 (flow_loop_dump): Dump multiple latch edges.
8494 (flow_loop_nodes_find): Handle loops with multiple latches.
8495 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
8496 (glb_enum_p): Modified.
8497 (get_loop_body): Use get_loop_body_with_size.
8498 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
8499 (AVOID_CFG_MODIFICATIONS): New constant.
8500 (disambiguate_loops_with_multiple_latches, add_loop,
8501 get_loop_body_with_size): Declare.
8502 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
8504 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
8507 * global.c (compute_regsets): New function.
8508 (global_alloc): Refactored ELIMINABLE_REGSET
8509 and NO_GLOBAL_ALLOC_REGS computation out.
8510 (rest_of_handle_global_alloc): Call compute_regsets()
8511 for non-optimizing case.
8513 2007-02-06 Richard Henderson <rth@redhat.com>
8515 * config/i386/constraints.md (Y2): Rename from Y.
8516 (Yi): New constraint.
8517 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
8518 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
8519 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
8520 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
8521 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
8522 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
8523 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
8524 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
8525 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
8526 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
8527 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
8528 vec_extractv2si_1): Change Y constraints to Y2.
8529 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
8530 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
8531 Change Y constraints to Y2.
8532 (sse2_loadld): Change Y constraints to x.
8534 2007-02-06 Roger Sayle <roger@eyesopen.com>
8536 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
8537 (parity<mode>2): New define_expand using rs6000_emit_parity.
8538 * config/rs6000/rs6000.c (rs6000_emit_popcount,
8539 rs6000_emit_parity): New functions.
8540 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
8541 rs6000_emit_parity): Prototype here.
8543 2007-02-06 Ian Lance Taylor <iant@google.com>
8545 * lower-subreg.c (simple_move_operand): Reject CONST.
8546 (resolve_clobber): Call validate_change rather than directly
8547 assigning to XEXP (pat, 0).
8549 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8551 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
8552 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
8553 (tree-cfg.o): Remove hashtab.h dependency.
8555 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
8556 (struct ivopts_data): Change niters to pointer_map_t.
8557 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
8558 (niter_for_exit): Create pointer_map on demand. Change for
8560 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
8561 (free_loop_data): Destroy data->niters if created and reset field.
8562 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
8563 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
8565 * tree-ssa-reassoc.c: Include pointer-set.h.
8566 (bb_rank): Change to long *.
8567 (operand_rank): Change to pointer_map_t.
8568 (find_operand_rank): Return long, -1 if not found. Declare as inline.
8569 (insert_operand_rank): Accept long.
8570 (operand_entry_hash, operand_entry_eq): Remove.
8571 (get_rank): Return long. Adjust for changes above.
8572 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
8574 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
8576 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
8577 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
8578 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
8580 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
8581 directly since it cannot be NULL.
8582 (get_vi_for_tree): Rewrite for pointer_map API.
8583 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
8584 (init_alias_vars): Create vi_for_tree as pointer_map.
8585 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
8587 * tree-cfg.c: Don't include hashtab.h.
8588 (edge_to_cases): Declare as pointer_map.
8589 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
8591 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
8592 (start_recording_case_labels): Create edge_to_cases as pointer_map.
8593 (end_recoding_case_labels): Cleanup edge_to_cases manually before
8595 (record_switch_edge): Delete.
8596 (get_cases_for_edge): Adjust for pointer_map API, inline
8597 record_switch_edge (rewritten for new API), remove goto.
8599 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8601 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
8602 * tree-nested.c: Include pointer-set.h.
8603 (var_map_elt, var_map_eq, var_map_hash): Delete.
8604 (struct nesting_info): Remove GTY marker. Change the two htab_t's
8606 (nesting_info_bitmap_obstack): New.
8607 (lookup_field_for_decl): Adjust for pointer_map API.
8608 (lookup_tramp_for_decl): Adjust for pointer_map API.
8609 (get_nonlocal_debug_decl): Adjust for pointer_map API.
8610 (get_local_debug_decl): Adjust for pointer_map API.
8611 (convert_nl_goto_reference): Adjust for pointer_map API.
8612 (convert_nl_goto_receiver): Adjust for pointer_map API.
8613 (create_nesting_tree): Create outside GGC space. Create bitmap on
8614 the new obstack. Create field_map and var_map as pointer_maps.
8615 (free_nesting_tree): Adjust for changes to create_nesting_tree.
8617 (lower_nested_functions): Move root here, no need to NULL it.
8618 Initialize and release the obstack.
8620 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
8622 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
8623 Remove prototypes and make them non-static.
8624 (struct tree_int_map): Remove.
8625 * tree.h (struct tree_int_map): Move here, turning TO into an
8627 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
8629 * tree.h (TREE_COMPLEXITY): Remove.
8630 (struct tree_exp): Remove complexity field.
8631 * tree.c (build1_stat): Don't set it.
8633 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
8634 Victor Kaplansky <victork@il.ibm.com>
8636 * tree-vectorizer.c (vect_is_simple_use): Support induction.
8637 (vect_is_simple_reduction): Support reduction with induction as
8638 one of the operands.
8639 (vect_is_simple_iv_evolution): Fix formatting.
8640 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
8641 formatting. Don't mark induction phis for vectorization.
8642 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
8643 * tree-vect-transform.c (get_initial_def_for_induction): New function.
8644 (vect_get_vec_def_for_operand): Support induction.
8645 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
8647 (vectorizable_reduction): Support reduction with induction as one of
8649 (vectorizable_type_demotion): Use def-type of stmt argument rather
8650 than dummy def-type.
8652 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
8653 flag_tree_scev_cprop.
8654 * common.opt (tree-scev-cprop): New flag.
8656 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
8657 call to vect_get_new_vect_var.
8659 2007-02-06 Ira Rosen <irar@il.ibm.com>
8661 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
8662 vectype is not NULL.
8663 (vect_pattern_recog_1): Likewise.
8665 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8667 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
8668 (fold_negate_expr): Likewise.
8670 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
8673 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
8674 even if cv-qualification is the same.
8676 2007-02-05 Geoffrey Keating <geoffk@apple.com>
8678 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
8679 __enable_execute_stack on completion.
8681 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8683 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
8684 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
8685 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
8686 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
8687 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
8688 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
8689 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
8690 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
8692 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8694 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
8695 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
8696 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
8697 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
8698 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
8699 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
8700 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
8701 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
8702 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
8703 umuldi3_highpart_rex64, umulsi3_highpart_insn,
8704 umulsi3_highpart_zext, smuldi3_highpart_rex64,
8705 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
8706 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
8707 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
8708 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
8709 sqrtextenddfxf2_i387): Added amdfam10_decode.
8711 * config/i386/athlon.md (athlon_idirect_amdfam10,
8712 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
8713 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
8714 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
8715 athlon_ivector_store_amdfam10): New define_insn_reservation.
8716 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
8719 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8721 * config/i386/athlon.md (athlon_call_amdfam10,
8722 athlon_pop_amdfam10, athlon_lea_amdfam10): New
8723 define_insn_reservation.
8724 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
8725 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
8726 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
8728 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8730 * config/i386/athlon.md (athlon_sseld_amdfam10,
8731 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
8732 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
8734 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8736 * config/i386/athlon.md (athlon_sseins_amdfam10): New
8737 define_insn_reservation.
8738 * config/i386/i386.md (sseins): Added sseins to define_attr type
8739 and define_attr unit.
8740 * config/i386/sse.md: Set type attribute to sseins for insertq
8743 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8745 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
8746 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
8747 ssecomi_load_amdfam10, ssecomi_amdfam10,
8748 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
8749 define_insn_reservation.
8750 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
8752 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8754 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
8755 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
8756 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
8757 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
8758 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
8759 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
8760 define_insn_reservation.
8762 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
8763 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
8764 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
8765 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
8766 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
8768 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8770 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
8771 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
8772 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
8773 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
8774 athlon_ssemul_load_k8): Added amdfam10.
8776 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8778 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
8779 (x86_sse_unaligned_move_optimal): New variable.
8781 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
8783 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
8784 for unaligned vector SSE double/single precision loads for AMDFAM10.
8786 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8788 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
8789 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
8790 Define TARGET_CPU_DEFAULT_amdfam10.
8791 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
8792 (processor_type): Add PROCESSOR_AMDFAM10.
8794 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
8795 processor_type in config/i386/i386.h.
8796 Enable imul peepholes for TARGET_AMDFAM10.
8798 * config.gcc: Add support for --with-cpu option for amdfam10.
8800 * config/i386/i386.c (amdfam10_cost): New variable.
8801 (m_AMDFAM10): New macro.
8802 (m_ATHLON_K8_AMDFAM10): New macro.
8803 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
8804 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
8805 x86_promote_QImode, x86_integer_DFmode_moves,
8806 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8807 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
8808 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
8809 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
8810 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
8811 Enable/disable for amdfam10.
8812 (override_options): Add amdfam10_cost to processor_target_table.
8813 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
8814 processor_alias_table.
8815 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
8816 (ix86_adjust_cost): Add code for amdfam10.
8818 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8820 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
8821 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
8822 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
8823 * config/i386/i386.h: Add builtin definition for SSE4A.
8824 * config/i386/i386.md: Add support for ABM instructions
8826 * config/i386/sse.md: Add support for SSE4A instructions
8827 (movntss, movntsd, extrq, insertq).
8828 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
8829 Add -march=amdfam10 flag.
8830 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
8831 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
8833 * doc/extend.texi: Add documentation for SSE4A builtins.
8835 2007-02-05 Bob Wilson <bob.wilson@acm.org>
8837 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
8839 2007-02-05 Richard Guenther <rguenther@suse.de>
8841 * tree-vectorizer.h (vectorizable_function): Add argument type
8842 argument, change return type.
8843 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
8844 * tree-vect-transform.c (vectorizable_function): Handle extra
8845 argument, return vectorized function decl.
8846 (build_vectorized_function_call): Remove.
8847 (vectorizable_call): Handle calls with result and argument types
8848 differing. Handle loop vectorization factor correctly.
8849 * targhooks.c (default_builtin_vectorized_function): Adjust for
8851 * targhooks.h (default_builtin_vectorized_function): Likewise.
8852 * target.h (builtin_vectorized_function): Add argument type
8854 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
8855 extra argument, allow vectorizing of lrintf.
8856 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
8857 documentation of target hook.
8859 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
8862 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
8863 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
8864 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
8866 2007-02-05 Roger Sayle <roger@eyesopen.com>
8868 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
8869 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
8870 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
8871 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
8872 before canonicalizing sincos to cexpi.
8873 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
8875 2007-02-05 Roger Sayle <roger@eyesopen.com>
8877 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
8878 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
8879 (alpha_init_builtins): Use alpha_add_builtins to process tables.
8881 2007-02-05 Roger Sayle <roger@eyesopen.com>
8883 * mips-tfile.c (initialize_init_file): Correct endianness test.
8885 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
8887 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
8890 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8892 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
8893 saves in a PARALLEL before the register assignments.
8895 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8897 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
8898 DWARF_FRAME_RETURN_COLUMN to be a general register.
8899 * dwarf2out.c (init_return_column_size): New function, split from...
8900 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
8901 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
8902 to be nongeneral registers.
8903 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
8905 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
8906 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
8908 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8910 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
8912 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8914 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
8915 (remove_path): Use can_remove_branch_p and remove_branch instead
8916 of loop_delete_branch_edge.
8917 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
8918 (tree_transform_and_unroll_loop): Remove dead branches immediately.
8919 Update profile using scale_dominated_blocks_in_loop.
8920 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
8921 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
8922 (can_remove_branch_p, remove_branch): Declare.
8923 * tree-cfg.c (tree_can_remove_branch_p): New function.
8924 (tree_cfg_hooks): Add tree_can_remove_branch_p.
8925 * cfgrtl.c (rtl_can_remove_branch_p): New function.
8926 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
8928 2007-02-05 Jan Hubicka <jh@suse.cz>
8931 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
8932 nodes in cgraph, don't remove offline copy of the function.
8934 2007-02-04 Jan Hubicka <jh@suse.cz>
8936 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
8937 vectors might cause maybe_lookup_element_for_expr to be called
8938 on non-sra-candidate.
8940 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8942 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
8943 config/bfin/bfin.md, config/bfin/predicates.md: Follow
8944 spelling conventions.
8946 2007-02-04 Richard Guenther <rguenther@suse.de>
8949 * fold-const.c (try_move_mult_to_index): Make sure to not
8950 overflow one dimension of a multi-dimensional array access.
8952 2007-02-04 Jan Hubicka <jh@suse.cz>
8954 * passes.c (init_optimization_passes): Reindent.
8956 2007-02-04 Jan Hubicka <jh@suse.cz>
8957 Eric Botcazou <ebotcazou@adacore.com>
8959 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
8960 (execute_fixup_cfg): Break out the abnormal goto code.
8961 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
8962 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
8963 (optimize_inline_calls): Call make_nonlocal_label_edges.
8965 2007-02-04 Jan Hubicka <jh@suse.cz>
8967 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
8968 true when something was changed.
8969 (rename_ssa_copies): When something was changed, do
8970 TODO_remove_unused_locals.
8971 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8972 add TODO_remove_unused_locals when instruction was removed.
8974 2007-02-04 Jan Hubicka <jh@suse.cz>
8976 * ipa-inline.c (try_inline): Improve debug output; work on already
8978 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
8979 call try_inline for already inlined edges too when flattening;
8980 inline also functions that make callee growth but overall unit size
8983 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8985 * config/m32c/bitops.md, config/m32c/jump.md,
8986 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
8987 config/m32r/m32r.h, config/m32r/m32r.md,
8988 config/m32r/predicates.md, config/m68hc11/larith.asm,
8989 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
8990 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
8991 config/mips/mips-protos.h, config/mips/mips.c,
8992 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
8993 config/mn10300/mn10300.h, config/mn10300/predicates.md,
8994 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
8995 spelling conventions.
8997 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
8998 Follow spelling conventions.
9000 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
9002 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
9003 warn about C++0x compatibility.
9005 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9007 * config/h8300/h8300.c, config/h8300/h8300.h,
9008 config/h8300/h8300.md: Follow spelling conventions.
9010 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
9013 * combine.c (try_combine): Do not substitute source operand
9014 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
9016 2007-02-03 Jan Hubicka <jh@suse.cz>
9018 PR gcov-profile/30650
9019 * value-prof.c (stringop_block_profile): Fix handling of size counter;
9020 do not divide by zero for never executed counters.
9021 (tree_find_values_to_profile): Fix counters.
9022 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
9024 2007-02-03 Ian Lance Taylor <iant@google.com>
9026 * lower-subreg.c (simple_move_operand): New static function,
9027 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
9029 (simple_move): Call simple_move_operand.
9030 (find_decomposable_subregs): Add special handling of MEMs.
9031 (can_decompose_p): Rename from cannot_decompose_p. Reverse
9032 meaning of return value. If we see a hard register, test whether
9033 it can store a word_mode value. Change all callers.
9035 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9037 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
9038 ftrapv insns and expanders.
9039 (subdi3): Change define_expand operand 1 to arith11_operand, and
9040 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
9041 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
9042 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
9046 * varasm.c (notice_global_symbol): Treat global objects as weak when
9049 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9051 * emit-rtl.c (dconstpi): Delete.
9053 (init_emit_once): Delete dconstpi and init dconstsqrt2.
9054 * real.h (dconstpi): Delete.
9056 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
9057 (fold_builtin_hypot): Likewise.
9059 2007-02-03 Tom Tromey <tromey@redhat.com>
9062 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
9063 -gcoff3, -gxcoff3, -gvms3 implies -dD.
9065 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
9067 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
9068 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
9069 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
9070 config/rs6000/cell.md, config/rs6000/darwin.h,
9071 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
9072 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
9073 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
9074 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
9075 typos. Follow spelling conventions.
9076 * doc/invoke.texi: Follow spelling conventions.
9078 2007-02-03 Roger Sayle <roger@eyesopen.com>
9080 * simplify-rtx.c (simplify_relational_operation_1): Implement some
9081 canonicalization transformations that attempt to simplify integer
9082 constant comparisons to become comparisons against zero.
9084 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9086 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
9088 * fold-const.c (fold_binary): Fix comment typos. Fold complex
9089 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
9091 2007-02-02 Mike Stump <mrs@apple.com>
9093 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
9094 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
9095 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
9096 generate a branch island.
9098 2007-02-02 Bob Wilson <bob.wilson@acm.org>
9100 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
9101 (xtensa_legitimate_address_p): New.
9102 (xtensa_legitimize_address): New.
9103 (xtensa_output_addr_const_extra): New.
9104 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
9106 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
9107 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
9108 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
9109 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
9110 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
9111 (xtensa_legitimize_address): New.
9112 (xtensa_output_addr_const_extra): New.
9114 2007-02-02 Steve Ellcey <sje@cup.hp.com>
9116 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
9118 2007-02-02 Ian Lance Taylor <iant@google.com>
9120 * expmed.c (expand_divmod): Add comment.
9122 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9124 * emit-rtl.c (renumber_insns): Remove.
9125 * flags.h: Remove the extern for flag_renumber_insns.
9126 * rtl.h: Remove the prototype for renumber_insns.
9127 * toplev.c (flag_renumber_insns): Remove.
9129 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9131 Revert for x86 darwin:
9132 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9134 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9135 code before the following patch under TARGET_MACHO.
9136 (ix86_function_value_regno_p): Likewise.
9138 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9140 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9143 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9146 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9147 general or fp registers. Add comments.
9148 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9150 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9152 * pointer-set.c (insert_aux): Only return insertion slot.
9153 (pointer_set_insert): Adjust.
9154 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9155 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9156 pointer_map_traverse): New.
9157 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9158 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9159 pointer_map_contains, pointer_map_traverse): Declare.
9161 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9164 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9165 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9167 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9169 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9171 (struct _dep): New type.
9172 (dep_t): New typedef.
9173 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9174 (DEP_STATUS): New access macro. The macro with the same name was
9175 renamed to DEP_LINK_STATUS.
9176 (dep_init): Declare function
9178 (struct _dep_link): New type.
9179 (dep_link_t): New typedef.
9180 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9181 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9182 (DEP_LINK_STATUS): New macro.
9183 (debug_dep_links): New debug function.
9185 (struct _deps_list): New type.
9186 (deps_list_t): New typedef.
9187 (DEPS_LIST_FIRST): New access macro.
9188 (FOR_EACH_DEP_LINK): New cycle macro.
9189 (create_deps_list, free_deps_list, delete_deps_list): Declare
9191 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9192 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9193 (copy_deps_list_change_con): Ditto.
9195 (move_dep_link): Declare function.
9197 (struct _dep_node): New type.
9198 (dep_node_t): New typedef.
9199 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9201 (struct haifa_insn_data.back_deps): New field to hold backward
9202 dependencies of the insn.
9203 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9205 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9206 Change its type to deps_list_t.
9207 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9208 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9209 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9211 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9213 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9215 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9217 (dep_cost): Declare.
9219 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9220 (ds_to_dk, dk_to_ds): New functions.
9222 (init_dep_1): New static function.
9223 (init_dep): New function.
9224 (copy_dep): New static function.
9226 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9228 (detach_dep_link): New static function.
9229 (move_dep_link): New function.
9231 (dep_links_consistent_p, dump_dep_links): New static functions.
9232 (debug_dep_links): New debugging function.
9234 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9236 (alloc_deps_list, init_deps_list): New static functions.
9237 (create_deps_list): New function.
9238 (clear_deps_list): New static function.
9239 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9240 (deps_list_consistent_p, dump_deps_list): New static functions.
9241 (debug_deps_list): New function.
9242 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9244 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9246 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9247 use new scheduler dependencies lists.
9248 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9249 (sched_analyze): Ditto. Initialize dependencies lists.
9250 (add_forw_dep, compute_forward_dependences): Update to use new
9251 scheduler dependencies lists.
9253 (init_dependency_caches): Init deps_obstack.
9254 (free_dependency_caches): Free deps_obstack.
9256 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9257 new scheduler dependencies lists.
9258 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9259 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9261 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9262 Update to use new scheduler dependencies lists.
9263 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9264 (debug_dependencies): Ditto.
9265 (schedule_region): Update comments.
9267 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9268 scheduler dependencies lists.
9269 (schedule_ebb): Update comments.
9271 * rtl.def (DEPS_LIST): Remove.
9273 * lists.c (unused_deps_list): Remove.
9274 (free_list): Update assertions.
9276 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9277 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9279 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9280 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9282 * haifa-sched.c (comments): Update.
9283 (insn_cost1): Remove. Inline the code into insn_cost ().
9284 (insn_cost): Update to use new scheduler dependencies lists. Move
9285 processing of the dependency cost to dep_cost ().
9286 (dep_cost): New function. Use it instead of insn_cost () when
9287 evaluating cost of the dependency. Use compatible interface to
9288 interact with the target.
9289 (priority): Update to use new scheduler dependencies lists.
9290 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9291 with greater number of insns that depend on the insn.
9292 (schedule_insn): Update to use new scheduler dependencies lists. Add
9293 code to free backward dependencies lists. Inline and optimize code
9294 from resolve_dep () - see PR28071.
9295 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9296 lists. Update call to targetm.sched.is_costly_dependence hook.
9298 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9299 scheduler dependencies lists.
9301 (resolve_dep): Remove. Move the logic to schedule_insn ().
9302 (init_h_i_d): Initialize dependencies lists.
9304 (process_insn_depend_be_in_spec): Rename to
9305 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9307 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9308 Update to use new scheduler dependencies lists.
9309 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9311 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9312 new scheduler dependencies lists.
9313 (build_intra_loop_deps): Ditto.
9315 * target.h (struct _dep): Declare to use in
9316 gcc_target.sched.is_costly_dependence.
9317 (struct gcc_target.sched.adjust_cost): Fix typo.
9318 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9319 single dep_t parameter instead of an equivalent triad.
9320 (struct gcc_target.sched.adjust_cost_2): Remove.
9322 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9324 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9326 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9328 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9330 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9331 (REG_DEP_TRUE): Document.
9333 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9334 Change signature to correspond to the targetm.sched.adjust_cost hook.
9335 Update use in TARGET_SCHED_ADJUST_COST_2.
9336 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9337 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9338 new scheduler dependencies lists.
9339 (ia64_gen_check): Ditto.
9341 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9344 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9345 signature to correspond to the targetm.sched.is_costly_dependence hook.
9346 (is_costly_group): Update to use new scheduler dependencies lists.
9348 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9349 instead of INSN_COST () macro.
9351 2007-02-01 Ian Lance Taylor <iant@google.com>
9353 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9355 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9357 * pa.md (tp_load): Correct mfctl instruction syntax.
9359 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9361 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9362 altivec_padding_size calculation on AIX. Improve comment, add
9363 assert to verify that it's right.
9365 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9368 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9371 * global.c (global_alloc): Add mising initialization of
9374 2007-02-01 Roger Sayle <roger@eyesopen.com>
9376 * alias.c (init_alias_analysis): Correct whitespace.
9377 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9378 partition_hot_cold_basic_blocks): Likewise.
9379 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9380 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9381 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9382 fold_builtin_snprintf_chk, fold_builtin_printf,
9383 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9384 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9385 * cfgcleanup.c (cleanup_cfg): Likewise.
9386 * cfgexpand.c (tree_expand_cfg): Likewise.
9387 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9388 * function.c (get_next_funcdef_no): Likewise.
9389 * gengtype.c (main): Likewise.
9390 * genmodes.c (main): Likewise.
9391 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9392 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9393 * ifcvt.c (noce_emit_move_insn): Likewise.
9394 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9396 * stor-layout.c (get_best_mode): Likewise.
9397 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9398 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9399 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9400 perform_var_substitution, solve_graph): Likewise.
9401 * tree-vrp.c (vrp_finalize): Likewise.
9403 2007-02-01 Ian Lance Taylor <iant@google.com>
9405 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
9406 high part of a paradoxical subreg, return a constant zero.
9408 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
9410 * toplev.c (lang_dependent_init): Call init_set_costs.
9411 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
9413 2007-02-01 Richard Guenther <rguenther@suse.de>
9416 * fold-const.c (fold_negate_expr): Allow negating a
9417 constant if overflow does not change.
9419 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9421 * doc/c-tree.texi (Expression trees): Improve markup.
9422 * doc/tm.texi (Register Classes, Addressing Modes)
9423 (Floating Point): Fix spacing after abbreviations. Fix some
9426 2007-02-01 Ben Elliston <bje@au.ibm.com>
9428 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
9429 * doc/contrib.texi: Likewise.
9430 * doc/install.texi: Likewise.
9432 2007-01-31 Richard Henderson <rth@redhat.com>
9433 Ian Lance Taylor <iant@google.com>
9435 * lower-subreg.c: New file.
9436 * rtl.def (CONCATN): Define.
9437 * passes.c (init_optimization_passes): Add pass_lower_subreg and
9439 * emit-rtl.c (update_reg_offset): New static function, broken out
9440 of gen_rtx_REG_offset.
9441 (gen_rtx_REG_offset): Call update_reg_offset.
9442 (gen_reg_rtx_offset): New function.
9443 * regclass.c: Revert patch of 2006-03-05, restoring
9445 (clear_reg_info_regno): New function.
9446 * dwarf2out.c (concatn_loc_descriptor): New static function.
9447 (loc_descriptor): Handle CONCATN.
9448 * common.opt (fsplit_wide_types): New option.
9449 * opts.c (decode_options): Set flag_split_wide_types when
9451 * timevar.def (TV_LOWER_SUBREG): Define.
9452 * rtl.h (gen_reg_rtx_offset): Declare.
9453 (reg_scan_update): Declare.
9454 * regs.h (clear_reg_info_regno): Declare.
9455 * tree-pass.h (pass_lower_subreg): Declare.
9456 (pass_lower_subreg2): Declare.
9457 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
9458 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
9460 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
9461 * Makefile.in (OBJS-common): Add lower-subreg.o.
9462 (lower-subreg.o): New target.
9464 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9466 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
9468 2007-01-31 Anatoly Sokolov <aesok@post.ru>
9471 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
9473 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9476 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
9478 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
9480 * cfgloop.h: Include vec-prim.h.
9481 (enum li_flags): Remove LI_ONLY_OLD.
9482 (loop_iterator): Changed.
9483 (fel_next, fel_init): Iterate over loop tree.
9484 (FOR_EACH_LOOP_BREAK): New macro.
9485 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
9487 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
9488 * modulo-sched.c (sms_schedule): Ditto.
9489 * tree-vectorizer.c (vectorize_loops): Ditto.
9490 * doc/loop.texi: Update information on loop numbering and behavior of
9491 FOR_EACH_LOOP wrto new loops.
9492 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9493 add_to_evolution_1): Test nestedness of loops instead of comparing
9495 * tree-chrec.c (chrec_fold_plus_poly_poly,
9496 chrec_fold_multiply_poly_poly, chrec_evaluate,
9497 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
9498 reset_evolution_in_loop): Ditto.
9499 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
9501 2007-01-31 Dirk Mueller <dmueller@suse.de>
9503 * c-common.c (warn_about_parentheses): Separate warning about
9504 un-parenthized sequence of comparison operators from the one
9505 which is supposed to warn about x <= y <= z.
9507 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
9509 * optabs.h (enum optab_index): Add new OTI_isinf.
9510 (isinf_optab): Define corresponding macro.
9511 * optabs.c (init_optabs): Initialize isinf_optab.
9512 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
9514 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
9515 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
9517 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
9518 expand_builtin_interclass_mathfn.
9519 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
9520 * config/i386/i386.md (UNSPEC_FXAM): New constant.
9521 (fxam<mode>2_i387): New insn pattern.
9522 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
9523 built-in functions as x87 inline asm.
9525 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9527 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
9529 2007-01-30 Eric Christopher <echristo@apple.com>
9531 * config.gcc: Add geode.
9533 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9535 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
9536 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
9537 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
9538 value-prof.c: Fix comment typos.
9540 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9543 * doc/invoke.texi (Wpointer-arith): Document warning.
9545 2007-01-30 Janis Johnson <janis187@us.ibm.com>
9547 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
9548 the list of discrepancies from the draft TR.
9550 2007-01-30 Dirk Mueller <dmueller@suse.de>
9553 * doc/invoke.texi (-Wreturn-type): Update description to
9556 2007-01-30 Richard Sandiford <richard@codesourcery.com>
9558 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
9560 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
9562 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
9563 to handle optabs that operate on floating point input argument and
9564 output to integer output.
9565 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
9566 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
9567 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
9568 expand_builtin_interclass_mathfn ().
9569 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
9571 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
9572 ilogbl built-in functions as x87 intrinsics.
9574 2007-01-30 Richard Guenther <rguenther@suse.de>
9577 * dwarf2out.c (reference_to_unused): Query varpool if the
9578 variable was output.
9580 2007-01-30 Richard Guenther <rguenther@suse.de>
9583 * passes.c (execute_one_pass): Reset in_gimple_form to not
9584 confuse non-unit-at-a-time mode.
9586 2007-01-29 Roger Sayle <roger@eyesopen.com>
9587 Richard Guenther <rguenther@suse.de>
9589 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
9590 avoid undefined behaviour on overflow. Use force_fit_type_double
9591 to construct the constant with the specified TREE_OVERFLOW.
9593 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9595 * config/dfp-bit.c: Add parameterized support for fp exceptions.
9596 * config/dfp-bit.h: Ditto.
9598 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9600 * c-decl.c (pop_scope): Replace warnings with call to
9601 warn_for_unused_label.
9602 * c-common.h (warn_for_unused_label): Declare.
9603 * c-common.c (warn_for_unused_label): Define.
9605 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9607 * tree-optimize.c (update_inlined_to_pointers): Delete unused
9610 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9612 * Makefile.in (USER_H): Remove decfloat.h.
9613 * ginclude/decfloat.h: Delete, moving contents to ...
9614 * ginclude/float.h: Add support for decimal floating point,
9615 guarded by __STDC_WANT_DEC_FP__.
9617 2007-01-29 Mike Stump <mrs@apple.com>
9619 * doc/gccint.texi (Top): Rename Loop Representation to Loop
9620 Analysis and Representation to resolve case insensitive conflict.
9621 * doc/loop.texi (Loop Analysis and Representation): Likewise.
9623 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
9625 * tree.h (struct tree_memory_tag): Add aliases member.
9626 (MTAG_ALIASES): New macro.
9627 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
9628 (add_may_alias): Remove pointer-set. Update for may_aliases being
9630 (mark_aliases_call_clobbered): Update for may_aliases being a
9632 (compute_tag_properties): Ditto.
9633 (create_partition_for): Ditto.
9634 (compute_memory_partitions): Ditto.
9635 (dump_may_aliases_for): Ditto.
9636 (is_aliased_with): Ditto.
9637 (add_may_alias_for_new_tag): Ditto.
9638 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
9639 (compute_is_aliased): New function.
9640 (compute_may_aliases): Call compute_is_aliased).
9641 (init_alias_info): Initialize alias_bitmap_obstack.
9642 (union_alias_set_into): New function.
9643 (compute_flow_sensitive_aliasing): Use union_aliases_into.
9644 (have_common_aliases_p): Rewrite to take two bitmaps and use
9646 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
9648 (finalize_ref_all_pointers): Update for add_may_alias changes.
9649 (new_type_alias): Ditto.
9650 * tree-flow-inline.h (may_aliases): Return a bitmap.
9651 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
9652 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
9653 may_aliases being a bitmap.
9654 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
9655 may_aliases now returns a bitmap.
9656 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
9658 * tree-ssa-operands.c (add_virtual_operand): Update for
9659 may_aliases being a bitmap.
9661 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
9663 PR tree-optimization/30630
9664 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
9665 variable as changed.
9667 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
9670 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
9671 expanded only once even if an error occurs.
9673 2007-01-29 Ben Elliston <bje@au.ibm.com>
9675 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
9676 (__gcov_average_profiler): Likewise.
9677 (__gcov_ior_profiler): Likewise.
9678 (__gcov_merge_ior): Likewise.
9680 2007-01-28 Jan Hubicka <jh@suse.cz>
9682 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
9683 * value-prof.c (stringop_block_profile): Likewise.
9685 2007-01-28 Jan Hubicka <jh@suse.cz>
9687 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
9688 variant handling histograms; add wrapper.
9689 (clear_storage_via_libcall): Export.
9690 (emit_block_move_hints): Break out from ...; add histograms.
9691 (emit_block_move): ... this one.
9692 (clear_storage_hints): Break out from ...; add histograms.
9693 (clear_storage): ... this one.
9694 (set_storage_via_memset): Handle histogram.
9695 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
9696 (clear_storage_hints, clear_storage_via_libcall): Declare.
9697 (set_storage_via_setmem): Update prototype.
9698 * doc/md.texi (movmem, setmem): Document new arguments.
9700 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
9702 (stringop_block_profile): New global function.
9703 (tree_stringops_values_to_profile): Profile block size and alignment.
9704 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
9706 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
9707 (stringop_block_profile): Declare.
9708 * builtins.c: Include value-prof.h.
9709 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
9710 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
9711 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
9712 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
9713 * profile.c (instrument_values): Add new counters.
9714 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
9716 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
9717 (tree_init_edge_profiler): Build new profilers.
9718 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
9719 (pass_tree_profile): Add dump.
9720 (tree_profile_hooks): Update.
9721 * Makefile.in (LIBGCOV): Add new constants.
9722 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
9723 __gcov_ior_profiler): New.
9724 * i386.md (movmem/setmem expanders): Add new optional arguments.
9726 2007-01-28 David Edelsohn <edelsohn@gnu.org>
9728 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
9730 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9732 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
9733 (tree_unswitch_single_loop): Pass eni_size_weights to
9734 tree_num_loop_insns.
9735 * tree-ssa-loop-manip.c: Include tree-inline.h.
9736 (can_unroll_loop_p): Pass eni_size_weights to
9737 tree_num_loop_insns.
9738 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
9739 Pass eni_size_weights to estimate_num_insns.
9740 * tree.h (init_inline_once): Export.
9741 * toplev.c (backend_init): Call init_inline_once.
9742 * cgraphunit.c (cgraph_process_new_functions,
9743 cgraph_analyze_function): Pass eni_inlining_weights to
9745 * ipa-inline.c (compute_inline_parameters): Ditto.
9746 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
9747 to estimate_num_insns.
9748 (try_unroll_loop_completely): Pass eni_size_weights to
9749 tree_num_loop_insns.
9750 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
9751 ot estimate_num_insns.
9752 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
9753 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
9754 * tree-inline.c (eni_inlining_weights, eni_size_weights,
9755 eni_time_weights): New variables.
9756 (init_inline_once): Initialize them.
9757 (struct eni_data): Mew.
9758 (estimate_num_insns_1, estimate_num_insns): Use weights.
9759 * tree-inline.h (struct eni_weights_d): New.
9760 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
9761 (estimate_num_insns): Declaration changed.
9762 * cfgloop.h (tree_num_loop_insns): Declaration changed.
9763 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
9764 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
9766 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9768 * tree-data-ref.c (conflict_fn): Assert that the number of affine
9769 relations in the conflict function is valid.
9771 2007-01-27 Ian Lance Taylor <iant@google.com>
9773 * common.opt: Add fstrict-overflow.
9774 * opts.c (decode_options): Set flag_strict_overflow if -O2.
9775 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
9776 (TYPE_OVERFLOW_UNDEFINED): Define.
9777 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
9779 * tree.h (TYPE_TRAP_SIGNED): Don't define.
9780 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
9781 (fold_negate_expr): Likewise.
9782 (make_range): Likewise.
9783 (extract_muldiv_1): Likewise.
9784 (maybe_canonicalize_comparison): Likewise.
9785 (fold_comparison): Likewise.
9786 (fold_binary): Likewise.
9787 (tree_expr_nonnegative_p): Likewise.
9788 (tree_expr_nonzero_p): Likewise.
9789 * tree-vrp.c (compare_values): Likewise.
9790 (extract_range_from_binary_expr): Likewise.
9791 (extract_range_from_unary_expr): Likewise.
9792 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
9794 (nowrap_type_p): Likewise.
9795 * tree-scalar-evolution.c (simple_iv): Likewise.
9796 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
9797 (build_range_check): Likewise.
9798 (extract_muldiv_1): Likewise.
9799 (fold_comparison): Likewise.
9800 * tree-vrp.c (vrp_int_const_binop): Likewise.
9801 (extract_range_from_unary_expr): Likewise.
9802 * convert.c (convert_to_integer): Likewise.
9803 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
9804 (fold_comparison): Likewise.
9805 (fold_binary): Likewise.
9806 * optabs.c (optab_for_tree_code): Likewise.
9807 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
9808 * simplify-rtx.c (simplify_const_relational_operation): Check
9809 flag_strict_overflow and flag_trapv.
9810 (simplify_const_relational_operation): Likewise.
9811 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
9812 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
9815 2007-01-27 Roger Sayle <roger@eyesopen.com>
9817 * tree.c (tree_fold_gcd): Delete.
9818 * tree.h (tree_fold_gcd): Remove prototype.
9819 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
9820 test whether one constant integer is a multiple of another. Instead
9821 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
9822 * fold-const.c (multiple_of_p): We've determined both TOP and
9823 BOTTOM are integer constants so we can call int_const_binop directly
9824 instead of the more generic const_binop.
9826 2007-01-27 Roger Sayle <roger@eyesopen.com>
9828 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
9829 1*X check that the constant hasn't overflowed, to preserve the
9831 (round_up): Provide an efficient implementation when rouding-up an
9832 INTEGER_CST to a power-of-two.
9834 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9836 * doc/sourcebuild.texi: Add comma for clarity.
9837 * doc/extend.texi: Fix some typos.
9838 * doc/passes.texi: Likewise.
9839 * doc/cppinternals.texi: Likewise.
9840 * doc/c-tree.texi: Likewise.
9841 * doc/tree-ssa.texi: Likewise.
9842 * doc/install.texi: Likewise.
9844 2007-01-27 Jan Hubicka <jh@suse.cz>
9846 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
9847 (pass_sra): Do not require alias information.
9848 * passes.c (init_optimization_passes): Add SRA
9850 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
9852 * tracer.c (rest_of_handle_tracer): We already cleaned
9853 up the CFG in tracer() so don't do it here again.
9854 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
9855 cleanup_cfg here, either. And don't call renumber_insns.
9857 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
9858 and BB_HEAD are in the insn stream here. Instead make sure
9859 that BB_INSN is valid on all insns. Also, do check here that
9860 there are no pending branch predictions...
9861 (rtl_verify_flow_info): ...instead of doing it here. Checks
9862 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
9865 2007-01-26 Roger Sayle <roger@eyesopen.com>
9867 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
9868 function to simplify/factorize operand order canonicalization.
9869 (ix86_fixup_binary_operands): Reorganize using the above function.
9870 (ix86_binary_operator_ok): Likewise.
9872 2007-01-27 Jakub Jelinek <jakub@redhat.com>
9874 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
9875 file scope from optimize_attrs.
9876 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
9878 (optimize_attrs): Clear insn_code_values after freeing it.
9880 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9882 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
9883 a parts.base assignment.
9885 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9887 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
9888 (compute_subscript_distance, initialize_data_dependence_relation,
9889 finalize_ddr_dependent, analyze_ziv_subscript,
9890 analyze_siv_subscript_cst_affine,
9891 compute_overlap_steps_for_affine_univar,
9892 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9893 analyze_siv_subscript, analyze_miv_subscript,
9894 analyze_overlapping_iterations, subscript_dependence_tester_1,
9895 compute_self_dependence, free_dependence_relation): Work
9896 with affine_fn instead of chrecs.
9897 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
9898 common_affine_function, affine_function_base,
9899 affine_function_constant_p, affine_fn_op, affine_fn_plus,
9900 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
9901 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
9902 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
9903 (all_chrecs_equal_p): Removed.
9904 * tree-data-ref.h (affine_fn, conflict_function): New types.
9905 (struct subscript): Change type of conflicting_iterations_in_a
9906 and conflicting_iterations_in_b.
9908 2007-01-26 Steve Ellcey <sje@cup.hp.com>
9911 * config/pa/pa.h (TARGET_HPUX_11): New.
9912 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
9913 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
9915 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
9916 Richard Guenther <rguenther@suse.de>
9918 * tree-ssa-structalias.c (solve_graph): Handle case
9919 we merged the variable to another.
9921 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9923 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
9926 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
9927 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
9929 2007-01-25 DJ Delorie <dj@redhat.com>
9931 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
9932 allow changes to modes which don't fit in those registers.
9934 * reload1.c (choose_reload_regs): Check for invalid subregs before
9935 computing their locations, not after.
9937 2007-01-25 Geoffrey Keating <geoffk@apple.com>
9940 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
9941 save Altivec registers in an eh_return function.
9942 (compute_vrsave_mask): Likewise.
9943 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
9944 for saving Altivec registers.
9945 (rs6000_emit_prologue): Don't allocate stack twice in
9946 eh_return function. Correct expected value of altivec_save_offset
9947 when using save_world. Describe save of R0 to stack when using
9948 save_world. Describe stack pointer adjustment when using
9949 save_world. Remove duplicated eh_return parameter register saving.
9950 Update sp_offset variable after save_world.
9951 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
9953 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
9954 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
9957 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9959 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
9961 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9964 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
9965 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
9967 2007-01-25 Richard Guenther <rguenther@suse.de>
9969 * doc/invoke.texi (-Wcoverage-mismatch): Document.
9970 * common.opt (-Wcoverage-mismatch): New warning option.
9971 * coverage.c (get_coverage_counts): Ignore coverage mismatch
9972 if -Wcoverage-mismatch is given.
9974 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
9976 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
9977 (ipcp_driver): Change to static definition.
9978 Add dumping of the ifunctions.
9979 (constant_val_insert): Remove unused parameter. Support for SSA.
9980 (ipcp_propagate_const): Support for SSA.
9981 (ipcp_profile_bb_print): Print only analyzed nodes.
9982 (ipcp_replace_map_create): Remove support for Fortran constant
9984 * ipa-prop.c (ipa_method_modify_stmt,
9985 ipa_callsite_compute_param): Support for SSA.
9986 * ipa-prop.h (ipcp_driver): Remove declaration.
9987 (IS_VALID_TREE_MAP_INDEX): Add define.
9989 2007-01-24 Geoffrey Keating <geoffk@apple.com>
9991 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
9993 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9996 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
9997 constant argument to cabs and do it without checking for
9998 -funsafe-math-optimizations.
10000 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
10002 * c-common.h (RID_FIRST_CXX0X): New.
10003 (RID_LAST_CXX0X): New.
10004 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
10006 * c.opt (Wc++0x-compat): New.
10007 * doc/invoke.texi (-Wc++0x-compat): Document.
10009 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10011 * builtins.c (fold_builtin_carg): New.
10012 (fold_builtin_1): Use it.
10014 2007-01-24 Jan Hubicka <jh@suse.cz>
10016 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
10018 * ipa-inline.c (initial_insns, max_insns): Delete.
10019 (compute_max_insns): New function.
10020 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
10021 of insns as base for code growth.
10022 (cgraph_decide_inlining): Make initial_insns local; do not compute
10024 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
10025 * doc/invoke.texi (inline-unit-growth): Update docs.
10027 2007-01-24 Jakub Jelinek <jakub@redhat.com>
10029 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
10030 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
10031 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
10032 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
10033 for CPUs that have PTA_CX16 set.
10035 PR middle-end/27416
10036 * gimplify.c (omp_check_private): New function.
10037 (gimplify_scan_omp_clauses): Use it for
10038 firstprivate/lastprivate/reduction.
10040 PR middle-end/30494
10041 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
10042 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
10044 PR middle-end/30421
10045 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
10046 If lower_lastprivate_clauses emits some statements, append them
10047 to dlist rather than body_p and to body_p append an initializer.
10048 (lower_omp_for): Adjust caller.
10050 2007-01-24 Steve Ellcey <sje@cup.hp.com>
10052 * target.h (globalize_decl_name): New.
10053 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10054 * output.h (default_globalize_decl_name): New.
10055 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
10057 (globalize_decl): Ditto.
10058 (default_globalize_decl_name): New.
10059 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
10060 (ia64_handle_version_id_attribute): New.
10061 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10062 (ia64_asm_output_external): Use globalize_decl_name instead
10063 of globalize_label.
10064 * doc/extend.texi (version_id): New pragma.
10065 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
10067 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10069 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
10070 _uleb128_t and _Unwind_SWord with _sleb128_t.
10071 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
10072 uw_frame_state_for, uw_update_context_1): Likewise.
10073 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
10074 * unwind-pe.h (read_uleb128, read_sleb128,
10075 read_encoded_value_with_base): Likewise.
10076 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
10078 2007-01-24 Richard Guenther <rguenther@suse.de>
10080 * builtins.c (expand_builtin_cexpi): Get the fndecl
10081 for cexp in the correct way.
10083 2007-01-24 Jan Hubicka <jh@suse.cz>
10085 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
10087 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10089 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
10090 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
10091 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
10092 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
10093 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
10094 __SIZEOF_PTRDIFF_T__.
10095 * doc/cpp.texi: Documentation for the new builtin macros added.
10097 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
10099 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
10100 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
10101 instead of operands[2] to avoid access past the end of array.
10103 2007-01-24 Richard Sandiford <richard@codesourcery.com>
10105 * reload1.c (emit_reload_insns): Pass the reload register
10106 for a non-spill output reload through forget_old_reloads_1.
10108 2007-01-23 Joseph Myers <joseph@codesourcery.com>
10110 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10111 _SOFT_DOUBLE if doubles use software floating-point.
10112 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
10113 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10114 * config/rs6000/darwin-ldouble.c: Also compile functions for
10115 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
10116 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10117 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
10118 commented-out long double override.
10119 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
10120 * config/rs6000/eabispe.h: Likewise.
10121 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
10122 long double for non-SPE.
10123 (rs6000_handle_option): Likewise.
10124 (invalid_e500_subreg): Disallow more subregs involding DImode,
10125 DFmode, TImode or TFmode.
10126 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10128 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10130 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10131 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10133 (rs6000_legitimate_address): Also check for TFmode for E500
10135 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10136 (spe_build_register_parallel): Handle TFmode and TCmode.
10137 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10139 (function_arg): Handle TFmode and TCmode for E500 double.
10140 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10142 (print_operand): Handle TFmode and TImode for %y.
10143 (rs6000_generate_compare): Handle TFmode comparisons for E500
10145 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10146 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10147 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10148 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10149 TFmode for E500 double.
10150 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10151 (floatsidf2): Enable for E500 double.
10152 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10153 (extenddftf2): Change to extenddftf2_fprs.
10154 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10155 depending on TARGET_E500_DOUBLE.
10156 (extendsftf2): Enable for E500 double.
10157 (trunctfdf2): Enable for E500 double.
10158 (trunctfsf2): Change to trunctfsf2_fprs.
10159 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10160 depending on TARGET_E500_DOUBLE.
10161 (floatsitf2): Enable for E500 double.
10162 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10163 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10164 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10165 (negtf2): Change to negtf2_internal.
10166 (negtf2): New expander.
10167 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10168 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10169 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10170 (movdi_internal32): Use rs6000_nonimmediate_operand.
10171 (unnamed splitter): Likewise.
10172 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10173 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10174 (SPE64TF, DITI): New mode macros.
10175 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10178 (frob_<mode>_di_2): New.
10179 (frob_tf_di_8_2): New.
10180 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10182 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10184 (frob_ti_<mode>_8_2): New.
10185 (frob_ti_tf_2): New.
10186 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10187 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10189 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10190 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10191 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10192 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10193 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10194 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10197 2007-01-23 Ian Lance Taylor <iant@google.com>
10199 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10201 (OBJS-archive): Reformat, alphabetize.
10202 (OBJS): Change out_object_file to OBJS-md.
10204 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10206 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10207 JUMP_P and CALL_P predicates where applicable.
10208 * config/i386/i386.c: Ditto.
10209 * config/i386/i386.md: Ditto.
10210 * config/i386/mmx.md: Ditto.
10211 * config/i386/predicates.md: Ditto.
10213 2007-01-22 Andreas Schwab <schwab@suse.de>
10215 * config/m68k/m68k.h: Fix comment.
10217 2007-01-22 Jan Hubicka <jh@suse.cz>
10219 * passes.c (init_optimization_passes): Do not rerun
10220 pass_early_warn_uninitialized.
10222 2007-01-22 Richard Guenther <rguenther@suse.de>
10224 PR tree-optimization/30038
10225 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10227 (execute_cse_sincos_1): Likewise.
10228 (execute_cse_sincos): Likewise.
10229 (gate_cse_sincos): Likewise.
10230 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10231 the cexpi() canonicalization of sincos().
10232 * tree-pass.h (pass_cse_sincos): Declare.
10233 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10235 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10237 PR rtl-optimization/29329
10238 * combine.c (replaced_rhs_insn): Rename to i2mod.
10239 (replaced_rhs_value): Rename to i2mod_new_rhs.
10240 (i2mod_old_rhs): New global variable.
10241 (combine_instructions): Adjust for above change. Save a copy of
10242 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10243 note are substituted in the second instruction.
10244 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10245 ditch the note if it pertains to the second eliminated register
10246 and this register is mentioned in i2mod_old_rhs.
10249 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10251 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10252 the insn to which the note was originally attached.
10254 2007-01-21 Jan Hubicka <jh@suse.cz>
10256 * ipa-inline.c (inlining_mode): Comment, move up.
10257 (cgraph_decide_inlining_incrementally): Do not perform inlining
10258 itself; fix handling of flattening of self recursive functions.
10259 (cgraph_find_cycles): Remove.
10260 (cgraph_flatten_node): Remove.
10261 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10262 (try_inline): New function.
10263 (cgraph_early_inlining): Update call of
10264 cgraph_decide_inlining_incrementally. Apply inlining here.
10265 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10267 2007-01-21 Dirk Mueller <dmueller@suse.de>
10270 * tree-vrp.c (check_array_bounds): do not warn
10271 about ADDR_EXPR's of ARRAY_REF's which are immediately
10272 used in binary expressions.
10274 2007-01-21 Ira Rosen <irar@il.ibm.com>
10276 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10277 read_write_dep and macros for its access.
10278 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10279 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10280 argument, call vect_check_interleaving for every independent pair of
10281 data-refs. Mark loads that access the same memory location as a store
10283 (vect_check_dependences): Remove.
10284 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10285 call, fix the call to vect_analyze_data_ref_dependence.
10286 (vect_analyze_data_ref_access): For statements that access the same
10287 data-ref, check that they are not stores; for loads, check that there
10288 is no store that access the same location.
10290 2007-01-20 Roger Sayle <roger@eyesopen.com>
10291 Joseph Myers <joseph@codesourcery.com>
10293 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10294 (-fdump-rtl-stack): Likewise.
10295 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10296 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10297 (-mpt-fixed): Use @minus{} for minus sign.
10298 (Using Precompiled Headers): Fix under/overfull hbox.
10300 2007-01-20 Jan Hubicka <jh@suse.cz>
10302 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10303 place within annotation.
10305 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10307 * pa.c (output_move_double): Change array size of xoperands to 4.
10309 2007-01-20 Jan Hubicka <jh@suse.cz>
10311 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10314 2007-01-19 Ian Lance Taylor <iant@google.com>
10316 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10317 constant to unsigned HOST_WIDE_INT before negating.
10319 2007-01-19 Ian Lance Taylor <iant@google.com>
10321 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10323 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10324 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10325 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10326 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10327 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10328 (realloc_vdef, realloc_vuse): Change second parameter to
10330 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10331 fields to unsigned.
10332 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10333 unsigned. Change x and lim locals to unsigned.
10334 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10336 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10337 (copy_virtual_operands): Change i and n locals to unsigned.
10339 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10341 PR middle-end/29335
10342 * builtins.c (fold_builtin_1): Handle builtin fdim.
10344 2007-01-20 Jan Hubicka <jh@suse.cz>
10346 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10347 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10348 init_alias_heapvars.
10349 (init_alias_heapvars): Initialize only when not already initialized.
10350 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10352 2007-01-19 Roger Sayle <roger@eyesopen.com>
10354 * common.opt (fsigned-zeros): New command line option.
10355 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10356 of flag_unsafe_math_optimizations.
10357 * opts.c (set_fast_math_flags): The -ffast-math command line option
10358 implies -fno-signed-zeros.
10359 (fast_math_flags_set_p): Likewise.
10361 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10362 the documentation of -ffast-math appropriately. Wrap long lines.
10364 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10366 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10367 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10369 2007-01-19 Tomas Bily <tbily@suse.cz>
10371 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10373 (tree_init_ic_make_global_vars): New function
10374 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10375 (tree_gen_ic_profiler): New function
10376 (tree_gen_ic_func_profiler): New function
10377 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10378 (tree_profile_hooks): Added hook for indirec/virtual calls
10379 * value-prof.c (tree_find_values_to_profile): New case for
10381 (tree_values_to_profile): Call for determining indirect/virtual
10383 (tree_indirect_call_to_profile): New function
10384 (tree_ic_transform): New function
10385 (tree_ic): New function
10386 (find_func_by_pid): New function
10387 (init_pid_map): New function
10388 (tree_value_profile_transformations): Added check for
10389 indirect/virtual call transformation
10390 * value-prof.h (enum hist_type): New counter type for
10391 indirect/virtual calls
10392 (profile_hooks): Added new hook for profiling indirect/virtual
10394 * profile.c (instrument_values): New case for indirect/virtual
10396 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10397 (GCOV_COUNTER_V_INDIR): New counter type
10398 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10399 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10401 * cgraph.c: Definition of cgraph_max_pid
10402 (cgraph_create_node): Default init of pid attribute
10403 * cgraph.h: Declaration of cgraph_max_pid
10404 (struct cgraph_node): Added pid attribute
10405 * libgcov.c (__gcov_indirect_call_profiler): New function
10406 (__gcov_one_value_profiler_body): New function
10407 (__gcov_one_value_profiler): Body was moved to
10408 __gcov_one_value_profiler_body and calls it
10410 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
10412 * doc/gty.texi (Options): Document the mark_hook option to GTY.
10413 * gengtype.c (write_types_data, write_func_for_structure,
10414 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
10415 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
10416 (walk_type, write_func_for_structure): Generate the mark_hook if
10419 2007-01-19 Jan Hubicka <jh@suse.cz>
10421 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
10422 'early' argument take inlining mode argument specifying whether to
10423 inline for size/speeed or all functions; add support for flattening;
10425 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
10427 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10430 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
10431 the name of the declared identifier.
10433 2007-01-19 Dirk Mueller <dmueller@suse.de>
10435 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
10436 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
10437 duplicate evaluation.
10439 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10441 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
10442 Macroize expander using X87MODEF12 mode macro. Extend operand 1
10443 to XFMode, use acosxf2 and truncate result to requested mode.
10444 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10445 (asin<mode>2): Similarly, with asin expanders.
10446 (*fscalexf4_i387): Rename from *fscalexf4.
10447 (expNcorexf3): New expander.
10448 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
10449 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
10450 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
10451 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
10452 patterns for SSE math.
10453 (exp10<mode>2): Similarly, with exp10 expanders.
10454 (exp2<mode>2): Similarly, with exp2 expanders.
10455 (expm1<mode>2): Similarly, with expm1 expanders.
10456 (ldexp<mode>3): Similarly, with ldexp expanders.
10457 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
10458 Use gen_truncxf<mode>2_i387_noop to truncate result.
10460 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10462 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
10463 for ColdFire targets.
10465 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
10466 Richard Sandiford <richard@codesourcery.com>
10468 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
10469 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
10470 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
10471 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
10472 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10473 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10475 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10477 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
10478 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
10479 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
10480 (*adddi_dilshr32_cf): New pattern.
10481 (adddi3, subdi3): Remove first alternatives.
10483 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10485 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
10486 implemented using move.l, do not use its cc result for floating-point
10489 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10491 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
10492 from accepting 's' constraints if flag_pic.
10494 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10496 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
10497 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
10498 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
10499 condition from TARGET_68881 to TARGET_HARD_FLOAT.
10501 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
10503 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
10504 ColdFire alternatives.
10505 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
10506 * config/m68k/m68k.md (clzsi2): Define for ColdFire
10507 architectures that support ff1 instruction.
10509 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10510 Julian Brown <julian@codesourcery.com>
10512 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
10513 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
10514 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
10517 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10519 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
10521 (output_move_const_into_data_reg, output_move_simode_const): Delete.
10522 * config/m68k/m68k.c (const_method, const_int_cost): Take a
10523 HOST_WIDE_INT instead of an rtx.
10524 (m68k_rtx_costs): Update call accordingly.
10525 (output_move_const_into_data_reg): Likewise. Fix formatting.
10526 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
10528 (output_move_simode_const): Update calls after above changes.
10529 Rework to use automatic variables and predicates like MEM_P.
10530 * config/m68k/m68k.md (pushexthisi_const): Update call to
10533 2007-01-19 Dirk Mueller <dmueller@suse.de>
10535 * tree-ssa-alias.c (perform_var_substitution): Fix typo
10536 in dump_flags test.
10538 2007-01-19 Richard Guenther <rguenther@suse.de>
10540 * builtins.c (expand_builtin_cexpi): Fall back to expanding
10541 via cexp in case sincos is not available.
10543 2007-01-19 Richard Guenther <rguenther@suse.de>
10545 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
10546 * defaults.h (TARGET_HAS_SINCOS): Default to off.
10547 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
10548 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
10549 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
10550 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
10551 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
10552 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
10554 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10556 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
10558 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
10559 (atan2xf3): Directly generate RTL pattern.
10560 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
10561 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10562 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10563 disable patterns for SSE math.
10564 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
10565 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10566 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10567 disable patterns for SSE math.
10569 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
10571 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
10573 2007-01-18 Roger Sayle <roger@eyesopen.com>
10575 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
10576 VIEW_CONVERT_EXPR to the same type as it's operand.
10578 2007-01-18 David Edelsohn <edelsohn@gnu.org>
10580 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
10581 configured for long double 128.
10583 2007-01-18 Mike Stump <mrs@apple.com>
10585 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
10588 2007-01-18 Michael Meissner <michael.meissner@amd.com>
10590 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
10593 2007-01-18 Jan Hubicka <jh@suse.cz>
10595 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
10596 greater than NUM_VOP_FREE_BUCKETS.
10598 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
10600 * tree-ssa-structalias.c: Update comments.
10601 (ptabitmap_obstack): Removed.
10602 (pta_obstack): New.
10603 (oldpta_obstack): Ditto.
10604 (stats): Add a few members.
10605 (struct variable_info): Remove node, complex, address_taken, and
10606 indirect_target members. Add oldsolution member.
10607 (new_var_info): Do not initialize removed members.
10608 (constraint_expr_type): Remove INCLUDES.
10609 (constraint_graph): Add size, implicit_preds, rep,
10610 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
10611 (FIRST_REF_NODE): New macro.
10612 (LAST_REF_NODE): Ditto.
10613 (FIRST_ADDR_NODE): Ditto.
10614 (find): New function.
10616 (dump_constraint): Do not handle INCLUDES.
10617 (insert_into_complex): Do not insert duplicate constraints.
10618 (condense_varmap_nodes): Renamed and rewritten into ...
10619 (merge_node_constraints): This. Also fix bug in handling of
10620 offseted copy constraints.
10621 (clear_edges_for_node): No longer need to deal with preds at all,
10622 or removing associated preds/succs.
10623 (merge_graph_nodes): Deal with indirect_cycles.
10624 Don't deal with predecessors.
10625 (add_implicit_graph_edge): New function.
10626 (add_pred_graph_edge): Ditto.
10627 (add_graph_edge): Don't deal with predecessors.
10628 (build_constraint_graph): Removed.
10629 (build_pred_graph): New function.
10630 (build_succ_graph): Ditto.
10631 (struct scc_info): Removed in_component. Added roots, dfs, and
10632 node_mapping. Remove visited_index, unification_queue.
10633 (scc_visit): Deal with union-find we do now.
10634 Deal with cycles with REF nodes.
10635 (collapse_nodes): Renamed and rewritten to ...
10636 (unify_nodes): This.
10637 (process_unification_queue): Removed.
10638 (topo_visit): Cleanup
10639 (do_da_constraint): Use find.
10640 (do_sd_constraint): Ditto.
10641 (do_ds_constraint): Ditto.
10642 (do_complex_constraint): Ditto.
10643 (init_scc_info): Update for removed and added members.
10644 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
10645 (find_indirect_cycles): This.
10646 (equivalence_class): New variable.
10647 (label_visit): New function.
10648 (perform_variable_substitution): Rewritten.
10649 (free_var_substitution_info): New function.
10650 (find_equivalent_node): Ditto.
10651 (move_complex_constraints): Ditto.
10652 (eliminate_indirect_cycles): Ditto.
10653 (solve_graph): Only propagate changed bits.
10654 Use indirect cycle elimination.
10656 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
10657 (tree_id_eq): Renamed to ...
10658 (tree_vi_eq): This. Update for member change
10659 (insert_id_for_tree): Renamed and rewritten to ...
10660 (insert_vi_for_tree): This.
10661 (lookup_id_for_tree): Renamed and rewritten to ...
10662 (lookup_vi_for_tree): This.
10663 (get_id_for_tree): Renamed and rewritten to ...
10664 (get_vi_for_tree): Ditto.
10665 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
10666 (process_constraint): Don't handle INCLUDES.
10667 Remove special ADDRESSOF case.
10668 (find_func_aliases): Rewrite to use vi functions instead of id
10670 (create_function_info_for): Ditto.
10671 (create_variable_info_for): Ditto.
10672 (intra_create_variable_infos): Ditto.
10673 (merge_smts_into): Ditto.
10674 (find_what_p_points_to): Ditto.
10675 (init_base_vars): Ditto.
10676 (init_alias_vars): Ditto.
10677 (remove_preds_and_fake_succs): New function.
10678 (dump_sa_points_to_info): Dump new stats.
10679 (dump_solution_for_var): Use find.
10680 (set_used_smts): Fix formatting.
10681 (compute_points_to_sets): Updated for new functions.
10682 (ipa_pta_execute): Ditto.
10684 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10685 Richard Sandiford <richard@codesourcery.com>
10687 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
10689 * calls.c (expand_call): If the return value is a PARALLEL,
10690 extract its first member.
10691 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
10692 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10693 use FUNCTION_EXTRA_EPILOGUE.
10694 (m68k_function_value): Return a PARALLEL if the return value
10695 is of a pointer type.
10696 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
10697 (FUNCTION_EXTRA_EPILOGUE): Remove.
10698 * config/m68k/m68k.md (D0_REG): New constant.
10700 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10702 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10703 output a NOP for empty epilogues.
10705 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10707 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
10708 before function. Extend register save check to include all
10709 registers, not just integer ones.
10711 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10713 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
10714 (m68k_use_return_insn): ...this.
10715 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
10716 * config/m68k/m68k.c (use_return_insn): Rename to...
10717 (m68k_use_return_insn): ...this.
10718 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
10719 of USE_RETURN_INSN.
10721 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10723 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
10724 nearest even, fix denormal rounding overflow.
10726 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10728 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
10729 f%$smove and f%$move.
10730 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
10731 (extendsfdf2_cf): Use fdmove instead of f%&move.
10732 (truncdfsf2_cf): Use fsmove instead of f%$smove.
10733 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
10735 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10737 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
10740 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10742 * real.h (real_format): Add a canonical_nan_lsbs_set field.
10743 (coldfire_single_format): Declare.
10744 (coldfire_double_format): Likewise.
10745 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
10746 of qnan_msb_set to determine the lower bits of a canonical
10748 (encode_ieee_double): Likewise.
10749 (encode_ieee_quad): Likewise.
10750 (ieee_single_format): Initialize canonical_nan_lsbs_set.
10751 (mips_single_format): Likewise.
10752 (ieee_double_format): Likewise.
10753 (mips_double_format): Likewise.
10754 (ieee_extended_motorola_format): Likewise.
10755 (ieee_extended_intel_96_format): Likewise.
10756 (ieee_extended_intel_128_format): Likewise.
10757 (ieee_extended_intel_96_round_53_format): Likewise.
10758 (ibm_extended_format): Likewise.
10759 (mips_extended_format): Likewise.
10760 (ieee_quad_format): Likewise.
10761 (mips_quad_format): Likewise.
10762 (vax_f_format): Likewise.
10763 (vax_d_format): Likewise.
10764 (vax_g_format): Likewise.
10765 (i370_single_format): Likewise.
10766 (i370_double_format): Likewise.
10767 (decimal_single_format): Likewise.
10768 (decimal_double_format): Likewise.
10769 (decimal_quad_format): Likewise.
10770 (c4x_single_format): Likewise.
10771 (c4x_extended_format): Likewise.
10772 (real_internal_format): Likewise.
10773 (coldfire_single_format): New real_format.
10774 (coldfire_double_format): Likewise.
10775 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
10776 canonical_nan_lsbs_set.
10777 (pdp11_d_format): Likewise.
10778 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
10779 if TARGET_COLDFIRE_CPU.
10781 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10783 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
10784 (output_call, m68k_legitimize_call_address): Declare.
10785 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
10786 parenthesees. Add support for a 'W' constraint.
10787 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
10788 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
10789 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
10790 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
10792 (override_options): Initialize them. Do not set flag_no_function_cse
10793 for TARGET_ID_SHARED_LIBRARY.
10794 (m68k_output_pic_call): Delete.
10795 (m68k_legitimize_call_address): New function.
10796 (print_operand): Remove the %o prefix. Handle the %p prefix.
10797 (output_call): New function.
10798 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
10799 target address from the GOT if symbolic jumps are not allowed.
10800 * config/m68k/m68k.md (call, general_operand): Do not set
10801 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
10802 Merge separate flag_pic and !flag_pic define_insns into...
10803 (*call, *call_value): ...these new patterns. Match the address
10804 rather than the containing MEM and require it to be a call_operand.
10805 Use output_call to generate the asm template.
10806 * config/m68k/predicates.md (const_call_operand): New predicate.
10807 (call_operand): Likewise.
10809 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10811 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
10812 (STACK_GROWS_DOWNWARD): Define to 1.
10813 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
10814 comments, emphasizing that these values are only defaults.
10815 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
10816 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
10818 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10820 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
10822 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10823 Richard Sandiford <richard@codesourcery.com>
10825 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
10826 (FP_REGNO_P): New macros.
10827 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
10828 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
10829 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
10830 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
10832 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10834 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10835 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
10837 * config/m68k/t-floatlib: New file, extracting common code from...
10838 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
10839 * config/m68k/t-uclinux: Here.
10840 * config/m68k/fpgnulib.c: Do not compile extendeed precision
10841 routines on ColdFire targets.
10843 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10845 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10846 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
10847 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
10848 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
10849 explicitly set MOTOROLA to 1.
10850 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
10852 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10853 Nathan Sidwell <nathan@codesourcery.com>
10855 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
10856 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
10857 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
10858 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
10859 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
10860 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
10861 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
10862 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
10863 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
10864 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10865 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
10866 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
10867 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
10868 (DBX_REGISTER_NUMBER): Delete.
10869 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
10870 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10871 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
10873 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10875 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
10876 * config/flat.h: New file.
10877 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
10878 OBJECT_FORMAT_FLAT.
10879 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
10880 indirect references for -msep-data or -mid-shared-library.
10881 Do not use PC-relative code addresses either.
10882 * config/m68k/m68k.c (override_options): Restrict -fPIC error
10884 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
10885 for shared libraries and crt1.o for executables. Use crti.o and
10887 (ENDFILE_SPEC): Use crtend.o and crtn.o.
10888 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
10889 Do not add -elf2flt or -shared-lib-id options here.
10890 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
10891 Pass -shared-lib-id if -mid-shared-library, taking the library
10892 identifier from -mshared-library-id if given, otherwise
10894 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
10895 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
10896 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
10897 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
10898 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
10899 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
10901 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
10902 jump sequence for ISA A and ISA A+.
10903 (PICJUMP): Likewise.
10905 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10907 * config.gcc (m68k-*-uclinux*): Base the port on the common
10908 and m68k GNU/Linux files rather than on the generic ELF ones.
10909 * config/m68k/uclinux.h (TARGET_VERSION): Override.
10910 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10912 2007-01-18 Julian Brown <julian@codesourcery.com>
10913 Richard Sandiford <richard@codesourcery.com>
10915 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
10916 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10917 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
10919 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
10920 80 unconditionally.
10921 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10923 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10925 * doc/install.texi: Document m68k-uclinuxoldabi.
10926 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
10927 * config/m68k/uclinux-oldabi.h: New file, copied from
10928 config/m68k/uclinux.h.
10930 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
10932 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
10933 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
10934 (m32r_compute_frame_size): Use unsigned for regno.
10935 (m32r_reload_lr): Use gen_frame_mem.
10937 (m32r_output_function_epilogue): Don't output the function epilogue
10939 (m32r_expand_epilogue): New.
10940 (direct_return): Return false if the function has the interrupt
10942 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
10943 * config/m32r/m32r.md (epilogue): New expander.
10944 (return_lr, return_rte): New insns.
10945 (return): Make it expander.
10946 (return_normal): New expander.
10948 2007-01-18 Josh Conner <jconner@apple.com>
10951 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
10952 support for UNLE, UNLT, UNGE, and UNGT.
10954 2007-01-18 Jan Hubicka <jh@suse.cz>
10956 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
10957 * tree-tailcall (add_virtual_phis): Likewise.
10958 (optimize_tail_call): Return TODOs.
10959 (execute_tail_calls): Return TODOs.
10960 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
10961 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
10963 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10964 Cleanup cfg using TODO.
10965 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
10966 * passes.c (execute_function_todo): When cleanup did something, remove
10968 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
10969 (make_edges): Don't cleanup_cfg.
10971 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
10973 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
10974 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
10975 operate on the top of stack.
10976 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
10977 register handling of instructions that output to the second
10979 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
10980 (move_for_stack_reg): Special-case check for dead destination
10981 stack slot for constant load of 1.0 inside UNSPEC_TAN.
10983 * config/i386/i386.md (UNSPEC_TAN): New constant.
10984 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
10985 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
10986 to correctly model move of constant 1.0 to top stack slot.
10987 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
10988 (unnamed peephole2 pattern): Remove corresponding peephole2
10989 pattern that optimizes tan insn and loading of constant 1.0.
10990 (tanxf2): Use fptanxf4_i387.
10991 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
10992 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
10993 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10994 disable patterns for SSE math.
10995 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
10996 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
10998 2007-01-18 Dirk Mueller <dmueller@suse.de>
10999 Richard Guenther <rguenther@suse.de>
11002 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
11003 * common.opt (Warray-bounds): Add new warning option.
11004 * c-opts.c (c_common_handle_option): Define -Warray-bounds
11006 * Makefile.in: make tree-vrp.o depend on toplev.h
11007 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
11009 (check_array_refs, check_array_bounds, check_array_ref): New.
11011 2007-01-18 Jan Hubicka <jh@suse.cz>
11013 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
11014 (execute_ssa_ccp): Return flags conditionally.
11015 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
11017 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
11019 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
11021 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
11022 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
11024 * Makefile.c (GTFILES): Add cfglayout.h.
11025 * gengtype.c (open_base_files): Likewise.
11026 * cfglayout.c (cfg_layout_function_footer,
11027 cfg_layout_function_header) Reindent to make gengtype happy.
11028 * cfglayout.h (cfg_layout_function_footer,
11029 cfg_layout_function_header): Add GTY(()) marker.
11031 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
11033 2007-01-18 Ben Elliston <bje@au.ibm.com>
11035 * genautomata.c (write_automata): Include xstrerror output in the
11036 error message if writing the DFA description file fails.
11038 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
11040 * config/mips/mips-protos.h (mips_output_external): Make it
11042 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
11043 * config/mips/mips.c (irix_output_external_libcall): Likewise.
11044 (extern_list): Likewise.
11045 (extern_head): Likewise.
11046 (TARGET_ASM_FILE_END): Likewise.
11047 (mips_file_end): Likewise.
11048 (mips_output_external): Rewritten.
11050 2007-01-18 Ben Elliston <bje@au.ibm.com>
11052 * genpreds.c (write_insn_preds_c): Only write out the function
11053 body for regclass_for_constraint if we have register constraints.
11055 2007-01-17 Tom Tromey <tromey@redhat.com>
11057 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
11058 * doc/install.texi (Testing): Use sourceware.org.
11059 (Binaries): Likewise.
11060 (Specific): Likewise.
11061 * doc/contrib.texi (Contributors): Use sourceware.org.
11063 2007-01-17 Anatoly Sokolov <aesok@post.ru>
11065 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
11066 (AVR_ENHANCED): Rename to ...
11067 (AVR_HAVE_MUL): ... new.
11068 (avr_enhanced_p): Rename to ...
11069 (avr_have_mul_p): ... new.
11070 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
11071 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
11072 * config/avr/avr.c (avr_enhanced_p): Rename to ...
11073 (avr_have_mul_p): ... new.
11074 (base_arch_s): Rename 'enhanced' to 'have_mul'.
11075 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
11076 'avr_enhanced_p' and 'enhanced'.
11077 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
11078 AVR_HAVE_MUL instead of AVR_ENHANCED.
11079 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11080 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
11081 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
11082 instead of AVR_ENHANCED.
11083 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11084 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
11085 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
11087 2007-01-17 Ian Lance Taylor <iant@google.com>
11089 * vec.h (VEC_reserve_exact): Define.
11090 (vec_gc_p_reserve_exact): Declare.
11091 (vec_gc_o_reserve_exact): Declare.
11092 (vec_heap_p_reserve_exact): Declare.
11093 (vec_heap_o_reserve_exact): Declare.
11094 (VEC_OP (T,A,reserve_exact)): New static inline function, three
11096 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
11097 negative parameter.
11098 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
11099 (VEC_OP (T,A,copy)) [all versions]: Likewise.
11100 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
11101 * vec.c (calculate_allocation): Add exact parameter. Change all
11103 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
11104 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
11105 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
11106 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
11107 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
11108 (vec_heap_p_reserve_exact): New function.
11109 (vec_heap_o_reserve_exact): New function.
11111 2007-01-17 Jan Hubicka <jh@suse.cz>
11113 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
11115 2007-01-17 Eric Christopher <echristo@apple.com>
11117 * config.gcc: Support core2 processor.
11119 2007-01-16 Jan Hubicka <jh@suse.cz>
11121 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
11122 the names, just unlink the chain so we don't crash on dangling pointers
11125 2007-01-16 Jan Hubicka <jh@suse.cz>
11127 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11128 * tree-pass.h: Reorder to make IPA passes appear toegher.
11129 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11130 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11131 parameters, do not call early inliner.
11132 * ipa-inline.c: Update comments. Include tree-flow.h
11133 (cgraph_decide_inlining): Do not compute inlining parameters.
11134 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11135 be called with function context set up.
11136 (pass_ipa_inline): Remove unreachable functions before pass.
11137 (cgraph_early_inlining): Simplify assuming to be called from the
11139 (pass_early_inline): New pass.
11140 (cgraph_gate_ipa_early_inlining): New gate.
11141 (pass_ipa_early_inline): Turn into simple wrapper.
11142 (compute_inline_parameters): New function.
11143 (gate_inline_passes): New gate.
11144 (pass_inline_parameters): New pass.
11145 (apply_inline): Move here from tree-optimize.c
11146 (pass_apply_inline): New pass.
11147 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11149 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11150 doing them by hand.
11151 (tree_function_versioning): Do not allocate dummy struct function.
11152 * tree-inline.h (optimize_inline_calls): Update prototype.
11153 * tree-optimize.c (execute_fixup_cfg): Export.
11154 (pass_fixup_cfg): Remove
11155 (tree_rest_of_compilation): Do not apply inlines.
11156 * tree-flow.h (execute_fixup_cfg): Declare.
11157 * Makefile.in (gt-passes.c): New.
11158 * passes.c: Include gt-passes.h
11159 (init_optimization_passes): New passes.
11160 (nnodes, order): New static vars.
11161 (do_per_function_toporder): New function.
11162 (execute_one_pass): Dump current pass here.
11163 (execute_ipa_pass_list): Don't dump current pass here.
11165 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11167 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11168 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11170 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11172 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11173 (strong_alias): Define.
11174 (__gcc_qmul): Provide non-FMA for soft-float.
11175 (__gcc_qdiv): Same.
11180 (__gcc_qunord): New.
11190 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11191 soft-float functions.
11192 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11193 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11194 about long double soft float.
11196 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11197 Tehila Meyzels <tehila@il.ibm.com>
11199 * tree-vectorizer.h (is_pattern_stmt_p): New.
11200 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11201 formatting (tabs instead of spaces). Cleanup and clarify setting
11202 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11203 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11204 (vectorizable_type_demotion): Check that types are integral.
11205 (vectorizable_type_promotion): Likewise.
11206 (vectorizable_store): Fix typo. Eliminate new-line at end of
11209 2007-01-16 Jan Hubicka <jh@suse.cz>
11211 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11214 2007-01-15 Eric Christopher <echristo@apple.com>
11216 * ifcvt.c: Include vec.h, vecprim.h.
11217 (check_cond_move_block): New argument regs.
11218 Reorganize. Add registers used to regs.
11219 (cond_move_process_if_block): Use regs set above as
11222 2007-01-15 Eric Christopher <echristo@apple.com>
11224 * config/darwin.h: Update copyright.
11225 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11226 (LINK_COMMAND_SPEC): Add -u.
11227 (LINK_SPEC): Fix umbrella for above.
11229 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11231 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11234 2007-01-15 Tom Tromey <tromey@redhat.com>
11236 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11237 * doc/install.texi (Testing): Don't mention jacks.
11238 (Configuration): Document --enable-java-maintainer-mode. Move
11239 --with-java-home to libgcj-specific section. Document
11241 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11243 2007-01-15 Jan Hubicka <jh@suse.cz>
11245 * tree-ssa-dce.c (DCE_TODOs): New.
11246 (propagate_necessity): Return if something changed.
11247 (eliminate_unnecessary_stmts): Likewise.
11248 (perform_tree_ssa_dce): Return TODO flags when needed.
11249 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11251 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11253 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11254 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11255 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11256 patterns using X87MODEF12 mode macro. Extend operand 1
11257 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11258 (log10<mode>2): Ditto.
11259 (log2<mode>2): Ditto.
11260 (log1p<mode>2): Ditto.
11261 (logb<mode>2): Ditto.
11262 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11263 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11264 (*fxtractxf3_i387): Rename from *fxtractxf3.
11265 (fxtract_extend<mode>xf3_i387): New insn pattern.
11266 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11267 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11268 and gen_fyl2xxf3_i387().
11270 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11272 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11273 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11274 get_loop_exit_edges. Changed return type to bool.
11275 * cfgloop.h (fix_loop_placement): Declaration removed.
11277 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11279 * param.h (MIN_VECT_LOOP_BOUND): New.
11280 * params.def (MIN_VECT_LOOP_BOUND): New.
11281 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11282 argument - minimum threshold for number of iterations.
11283 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11284 argument to declaration.
11285 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11286 MIN_VECT_LOOP_BOUND.
11287 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11288 slpeel_tree_peel_loop_to_edge with additional argument.
11289 (vect_do_peeling_for_alignment): Likewise.
11290 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11292 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11295 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11296 operands of size 1.
11298 2007-01-14 Jan Hubicka <jh@suse.cz>
11300 * tree-dfa.c (remove_referenced_var): New function.
11301 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11302 prune referenced vars list too.
11303 * tree-flow.h (remove_referenced_var): Declare.
11305 2007-01-14 Jan Hubicka <jh@suse.cz>
11307 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11309 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11310 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11311 * except.h (verify_eh_throw_table_statements): Kill prototype.
11312 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11313 into call exrepssions.
11314 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11316 * tree-cfg.c: Include pointer-set.h.
11317 (verify_node_sharing): Work on pointer set.
11318 (verify_eh_throw_stmt_node): New.
11319 (verify_stmts): Use pointers sets, verify throw_stmt.
11321 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11323 * ipa-reference.c (analyze_function): Consider also addresses taken
11326 2007-01-12 Roger Sayle <roger@eyesopen.com>
11328 * c-typeck.c (null_pointer_constant_p): Replace use of
11329 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11330 (build_c_cast): Likewise.
11332 2007-01-12 Roger Sayle <roger@eyesopen.com>
11334 * tree.h (force_fit_type_double): Remove unused final argument.
11335 * c-common.c (constant_expression_warning): Replace use of
11336 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11337 (convert_and_check): Likewise.
11338 (shorten_compare): Update call to force_fit_type_double.
11339 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11340 * convert.c (convert_to_pointer): Update call to
11341 force_fit_type_double.
11342 * fold-const.c (force_fit_type_double): Remove overflowed_const
11344 (int_const_binop, fold_convert_const_int_from_int,
11345 fold_convert_const_int_from_real, fold_div_compare,
11346 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11347 fold_abs_const, fold_not_const): Remove the final argument from
11348 calls to force_fit_type_double.
11350 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11352 * configure.ac: Set insn to "nop" for spu-*-* also.
11353 * configure: Regenerate.
11355 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11357 * builtins.def : Add BUILT_IN_FREE.
11359 2007-01-12 Jan Hubicka <jh@suse.cz>
11361 PR tree-optimization/30443
11362 * tree-inline.c (tree_function_versioning): Do not optimize when
11363 cloning for inlining.
11365 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11367 * doc/loop.texi: Document recording of loop exits.
11368 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11369 (update_single_exits_after_duplication,
11370 update_single_exit_for_duplicated_loop,
11371 update_single_exit_for_duplicated_loops): Removed.
11372 (duplicate_loop_to_header_edge): Do not call
11373 update_single_exits_after_duplication and
11374 update_single_exit_for_duplicated_loops.
11375 (loop_version): Do not update single_exit information.
11376 (fix_loop_structure): Use record_loop_exits instead of
11377 mark_single_exit_loops.
11378 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11379 the lists of loop exits.
11380 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11381 split_edge, merge_blocks): Update the lists of loop exits.
11382 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11383 loop_optimizer_init.
11384 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11385 of mark_single_exit_loops.
11386 (loop_optimizer_finalize): Call release_recorded_exits.
11387 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11388 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11389 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11390 update single exit information.
11391 * lambda-code.c (perfect_nestify): Ditto.
11392 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11393 (mark_single_exit_loops): Removed.
11394 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11395 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11396 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11398 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11399 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11400 (verify_loop_structure): Verify consistency of the exit lists.
11401 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11402 (set_single_exit): Removed.
11403 * cfgloop.h (struct loop_exit): New function.
11404 (struct loop): single_exit_ field replaced by exits field.
11405 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
11406 (struct loops): Added exits hash.
11407 (mark_single_exit_loops, set_single_exit): Declaration removed.
11408 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
11410 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11412 * doc/invoke.texi: Avoid use of @headitem.
11414 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11416 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
11418 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11420 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
11423 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11424 Richard Sandiford <richard@codesourcery.com>
11426 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
11427 * config/m68k/m68k.opt: Resort options.
11428 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
11430 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11431 Richard Sandiford <richard@codesourcery.com>
11433 * doc/invoke.texi: Document the macros that are defined by
11434 m68k's -mtune and -mhard-float options.
11435 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
11436 (m68k_cpp_cpu_family): Likewise.
11437 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
11438 of __ucfv*__ macros. Define __mcffpu__ if generating code for
11439 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
11440 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
11441 (m68k_cpp_cpu_family): Likewise.
11443 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11445 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
11446 macros besides mc68000 as tuning macros. Use a switch statement
11447 to set them and mcpu32.
11449 2007-01-12 Julian Brown <julian@codesourcery.com>
11451 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
11452 (TARGET_68040_ONLY): Rename to...
11453 (TARGET_68040): ...this.
11454 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
11455 * config/m68k/m68k.md: Likewise.
11457 2007-01-12 Julian Brown <julian@codesourcery.com>
11458 Nathan Sidwell <nathan@codesourcery.com>
11459 Richard Sandiford <richard@codesourcery.com>
11461 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
11462 the -mcpu= argument associated with the --with-cpu setting.
11463 Define M68K_DEFAULT_TUNE to the default -mtune= option,
11464 if different from the one implied by the -mcpu setting.
11465 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
11466 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
11467 * doc/invoke.texi: Mention ColdFire in the introduction to the
11468 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
11469 -mno-div and -mhard-float options. Make -m68881 a synonym for
11470 -mhard-float. Document the previously-undocumented -m5206e,
11471 -m528x, -m5307 and -m5407 options. Tweak the existing option
11472 documentation for consistency.
11473 * doc/install.texi: Mention new --with-cpu arguments.
11474 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
11475 default CPU if neither -mcpu nor -march are specified.
11476 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
11477 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
11478 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
11479 using m68k_tune to decide between families that implement the
11480 same ISA. Use m68k_tune to set __mcfv4e__.
11481 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
11482 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
11483 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
11484 (FL_ISA_C, FL_ISA_MMU): New macros.
11485 (MASK_COLDFIRE): Delete.
11486 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
11487 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
11488 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
11489 (TARGET_HARD_FLOAT): Do not define here.
11490 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
11491 (TUNE_68000): New macro.
11492 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
11493 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
11494 (TUNE_CFV2): Redefine in terms of m68k_tune.
11495 (uarch_type, target_device, fpu_type): New enums.
11496 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
11497 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
11498 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
11499 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
11500 (FL_FOR_isa_c): New macros.
11501 (m68k_isa): New enum.
11502 (m68k_target_selection): New structure.
11503 (all_devices, all_isas, all_microarchs): New tables.
11504 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
11505 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
11506 (MASK_ALL_CPU_BITS): Delete.
11507 (m68k_find_selection): New function.
11508 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
11509 Map the legacy target options to a combination of the new ones.
11510 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
11511 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
11512 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
11514 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
11515 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
11517 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
11518 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
11519 * config/m68k/m68k-devices.def: New file.
11521 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11522 Nathan Sidwell <nathan@codesourcery.com>
11524 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
11525 (SUBTARGET_EXTRA_SPECS): New macros.
11526 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
11527 use %(asm_cpu_spec) instead.
11528 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
11529 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
11530 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
11531 (EXTRA_SPECS): Rename to...
11532 (SUBTARGET_EXTRA_SPECS): ...this.
11534 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11535 Richard Sandiford <richard@codesourcery.com>
11536 Julian Brown <julian@codesourcery.com>
11538 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11539 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
11540 to the configuration's default CPU.
11541 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
11542 Remove default masks.
11543 (m680[012]0-*-*): Set the default with_cpu to the first part of
11545 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
11546 (m68k*-*-linux): Extend the --with-cpu handling to...
11547 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
11548 and m68010. Don't set target_cpu_default2.
11549 * doc/install.texi: Document --with-cpu for m68k.
11550 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
11551 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
11552 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
11553 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
11554 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
11555 (ASM_SPEC): Remove use of %(asm_cpu_default).
11556 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
11557 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
11558 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
11559 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
11560 __HAVE_FPU__ if TARGET_HARD_FLOAT.
11561 (TARGET_DEFAULT): Delete.
11562 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
11563 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
11564 (CPP_CPU_SPEC): Delete.
11565 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
11566 the appropriate string.
11567 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
11568 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
11569 (ASM_SPEC): Don't use %(asm_default_spec).
11570 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
11571 TARGET_DEFAULT and add MASK_68881.
11572 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
11574 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11576 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
11577 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
11578 MASK_68010 alongside MASK_68020.
11579 * doc/invoke.texi: Document -m68010.
11580 * config/m68k/m68k.opt (m68010): New.
11581 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
11583 (TUNE_68010): New macro.
11584 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
11585 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
11586 (M68K_CPU_m68332): Add MASK_68010.
11587 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
11588 fallback definition.
11589 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
11591 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
11592 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
11593 to all entries that use MASK_68020.
11594 (output_move_simode_const, output_move_himode, output_move_qimode)
11595 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
11596 instead of TARGET_68020 to select clr behavior. Remove comment
11597 about there being no TARGET_68010.
11598 * config/m68k/m68k.md: Likewise throughout.
11600 2007-01-12 Julian Brown <julian@codesourcery.com>
11602 * config/m68k/m68k.h (TARGET_ISAB): New macro.
11603 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
11604 * config/m68k/m68k.md: Likewise.
11606 2007-01-12 Julian Brown <julian@codesourcery.com>
11608 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
11609 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
11611 2007-01-12 Julian Brown <julian@codesourcery.com>
11613 * config/m68k/m68k.h (TUNE_68040_60): New macro.
11614 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
11615 * config/m68k/m68k.md: Likewise.
11617 2007-01-12 Julian Brown <julian@codesourcery.com>
11618 Richard Sandiford <richard@codesourcery.com>
11620 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
11621 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
11622 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
11624 (TARGET_CPU32): Rename to...
11625 (TUNE_CPU32): ...this.
11626 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
11627 (TUNE_CFV2): New macros.
11628 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
11629 remove conditions that are implied by TARGET_68020.
11630 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
11631 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
11632 (m68k_output_function_epilogue): Likewise.
11633 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
11634 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
11635 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
11636 non-68000 timings. Refactor multiplication and division costs.
11637 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
11638 TUNE_CPU32 instead of TARGET_CPU32.
11639 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
11640 and TUNE_68060 instead of TARGET_68060.
11641 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
11642 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
11644 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
11645 && !TARGET_COLDFIRE" to choose between moveq and clr.
11646 Likewise in the unnamed movsf pattern.
11647 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
11648 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
11651 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11653 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
11654 of tabbing before backslashes.
11656 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11658 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
11659 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
11660 (ASM_OUTPUT_INTERNAL_LABEL): Define.
11662 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11664 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
11665 find_interesting_uses_cond.
11666 (find_interesting_uses_cond): Use extract_cond_operands.
11667 (rewrite_use_compare): Use extract_cond_operands and
11668 force_gimple_operand_bsi. Do not call update_stmt.
11669 (determine_use_iv_cost_condition): Use extract_cond_operands.
11670 Return cheaper of using original bound and changing the exit bound.
11672 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11674 PR tree-optimization/29516
11675 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
11676 most_expensive_mult_to_index, addr_to_parts,
11677 create_mem_ref, maybe_fold_tmr): Make the type of
11678 fields of TARGET_MEM_REF sizetype.
11679 (move_fixed_address_to_symbol, move_pointer_to_base):
11681 * tree.def (TARGET_MEM_REF): Add comment on types of
11684 2007-01-11 Joseph Myers <joseph@codesourcery.com>
11686 * c-common.c (vector_types_convertible_p): Treat opaque types as
11687 always convertible if they have the same size, but not otherwise.
11689 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
11691 * ifcvt.c (struct noce_if_info): Add comments to the fields.
11692 Remove the b_unconditional field.
11693 (noce_try_sign_mask): Do not look at b_unconditional.
11694 (noce_process_if_block): Do not use merge_if_blocks. Update
11695 the CFG here. Do not set b_unconditional.
11696 (cond_move_process_if_block): Likewise.
11697 (find_cond_trap): Likewise.
11698 (check_cond_move_block): Require simple jump insns at the end
11699 of the basic block.
11701 2007-01-11 Jan Hubicka <jh@suse.cz>
11703 PR tree-optimization/1046
11704 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
11705 when alias info is not ready.
11706 (pass_tail_recursion): Do not require aliasing.
11707 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
11708 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
11709 * tree-ssa-copy.c (pass_copy_prop): Likewise.
11710 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
11711 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
11712 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
11713 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
11715 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
11716 When aliasing is not build, mark statement as volatile.
11718 2007-01-11 Tom Tromey <tromey@redhat.com>
11720 PR preprocessor/15185, PR preprocessor/20989:
11721 * doc/cppopts.texi <-MT>: Update description of algorithm for
11722 computing default target.
11723 <-M, -MD>: Reword "basename" text.
11725 2007-01-11 Roger Sayle <roger@eyesopen.com>
11727 * builtins.c (expand_builtin_pow, expand_builtin_powi,
11728 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
11729 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11730 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
11731 fold_builtin_bswap, real_constp, fold_builtin_pow,
11732 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
11733 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
11734 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11735 * convert.c (convert_to_pointer): Likewise.
11736 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11737 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
11738 const_binop, fold_convert_const_int_from_int,
11739 fold_convert_const_int_from_real,
11740 fold_convert_const_real_from_real, sign_bit_p,
11741 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
11742 fold_sign_changed_comparison, fold_unary, fold_comparison,
11743 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
11744 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11745 * print-tree.c (print_node_brief, print_node): Likewise.
11746 * stor-layout.c (place_field, layout_type): Likewise.
11747 * tree-chrec.c (keep_cast): Likewise.
11748 * tree.c (build_vector, build_real, build_real_from_int_cst,
11749 build_complex): Likewise.
11751 2007-01-11 Roger Sayle <roger@eyesopen.com>
11753 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
11754 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
11756 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
11758 * configure.ac (strict1_warn): Rename to strict_warn.
11759 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
11760 cc_set_by_configure, quoted_cc_set_by_configure,
11761 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
11762 all_boot_languages, all_stagestuff): Remove.
11763 (target_list): Remove bootstrap targets.
11764 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
11765 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
11766 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
11767 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
11768 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
11769 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
11770 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
11771 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
11772 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
11773 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
11774 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
11775 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
11776 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
11777 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
11778 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
11779 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
11780 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
11781 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
11782 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
11783 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
11784 (mostlyclean): Adjust.
11785 (clean, distclean): Don't mention bootstrap stuff.
11786 * configure: Regenerate.
11787 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
11788 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
11789 treelang/config-lang.in (stagestuff): Remove.
11790 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
11791 stageprofile, stagefeedback, stagestuff): Remove mention.
11793 2007-01-11 Nick Clifton <nickc@redhat.com>
11795 * config/mcore/predicates.md (mcore_general_movesrc_operand):
11797 (mcore_general_movdst_operand): Do not accept CONST_INTs.
11798 (mcore_arith_K_S_operand): Run the test for the S constraint not
11799 the test for the M constraint.
11800 (mcore_addsub_operand): Do not accept integer values that are
11801 larger than 32 bits.
11802 * config/mcore/mcore.md: Remove unused constraints from split.
11803 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
11804 (addsi3): Likewise.
11805 (allocate_stack): Likewise.
11806 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
11807 operands to 32 bits.
11808 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
11810 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
11811 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
11812 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
11813 mcore_output_bclri, mcore_output_andn, output_inline_const,
11814 mcore_output_move, mcore_output_movedouble): Likewise.
11815 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
11816 (output_inline_const): Likewise.
11817 (output_inline_const): Fix format strings used in sprintf
11819 * config/mcore/mcore-protos.h: Update prototypes for changed
11820 functions in mcore.c.
11821 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
11822 HOST_WIDE_INT and not int.
11823 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
11824 CONST_OK_FOR_N): Likewise.
11825 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
11826 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
11829 2007-01-10 Jan Hubicka <jh@suse.cz>
11831 * tree-vrp.c (remove_range_assertions): Release defs.
11832 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
11833 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
11835 2007-01-10 Paul Brook <paul@codesourcery.com>
11837 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
11838 * config/arm/arm.md (mulsi3subsi): New insn.
11840 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
11842 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
11843 (tree_transform_and_unroll_loop): New.
11844 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
11847 2007-01-10 Robert Kennedy <jimbob@google.com>
11849 * fold-const.c (fold_comparison): Fold comparisons like (x *
11850 1000 < 0) to (x < 0).
11852 2007-01-10 Ian Lance Taylor <iant@google.com>
11854 * tree-pretty-print.c (dump_generic_node): Print parentheses when
11855 operands have the same priority.
11857 2007-01-10 Tom Tromey <tromey@redhat.com>
11859 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
11860 (fold_binary): Likewise.
11861 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
11862 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
11863 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
11864 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
11865 * langhooks.h (struct lang_hooks): Removed field
11866 'can_use_bit_fields_p'.
11868 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
11870 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
11872 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
11874 * function.c (get_last_funcdef_no): New function.
11875 * function.h (get_last_funcdef_no): Declare.
11876 * tree-inline.c (initialize_cfun): Add initialization.
11877 (tree_function_versioning): Cleanup.
11879 2007-01-10 Jan Hubicka <jh@suse.cz>
11881 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
11884 2007-01-10 Sa Liu <saliu@de.ibm.com>
11885 Ben Elliston <bje@au.ibm.com>
11887 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
11888 for SAVE_NONLOCAL and Pmode for any other save level.
11889 * spu-protos.h (spu_restore_stack_block): Declare.
11890 * spu.md (save_stack_block): Remove.
11891 (restore_stack_block): Call spu_restore_stack_block.
11892 * spu.c (spu_restore_stack_block): New function.
11893 (spu_expand_epilogue): Remove old comment.
11895 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11897 PR tree-optimization/30322
11898 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
11899 (cand_value_at): Return the value as aff_tree.
11900 (may_eliminate_iv): Convert the bound from aff_tree to tree.
11901 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
11902 aff_combination_mult): New functions.
11903 (aff_combination_add): Use aff_combination_add_cst.
11904 (aff_combination_convert): Allow conversions to a wider type.
11905 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
11906 * tree-affine.h (aff_combination_mult): Declare.
11908 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
11910 * doc/tm.texi: Update documentation to reflect reality of exec
11911 and start file search behaviours. Update copyright year.
11912 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
11913 header file directories.
11915 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
11917 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
11918 (*cosxf2): Rename to cosxf2_i387.
11919 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
11920 using X87MODEF12 mode macro. Rename patterns to
11921 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
11923 (*cosdf2, *cossf2): Ditto.
11924 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
11925 to match extended input operands.
11926 (sincos<mode>3): New expander.
11927 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
11928 insn patterns and corresponding splitters.
11930 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
11932 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
11933 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
11935 2007-01-09 Nicolas Pitre <nico@cam.org>
11938 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
11940 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11942 * target.h (struct gcc_target): New field library_rtti_comdat.
11943 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
11944 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
11945 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
11946 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
11948 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11950 * doc/invoke.texi (Optimize Options): Correct description of -O0.
11952 2007-01-08 Richard Guenther <rguenther@suse.de>
11954 * tree.h (force_fit_type_double): Export.
11955 (force_fit_type): Remove.
11956 * fold-const.c (force_fit_type_double): New function.
11957 (force_fit_type): Remove.
11958 (int_const_binop): Use it.
11959 (fold_convert_const_int_from_int): Likewise.
11960 (fold_convert_const_int_from_real): Likewise.
11961 (fold_div_compare): Likewise.
11962 (fold_sign_changed_comparison): Likewise.
11963 (fold_unary): Likewise.
11964 (fold_negate_const): Likewise.
11965 (fold_abs_const): Likewise.
11966 (fold_not_const): Likewise.
11967 * c-common.c (shorten_compare): Use force_fit_type_double.
11968 * convert.c (convert_to_pointer): Likewise.
11970 2007-01-08 Richard Guenther <rguenther@suse.de>
11972 * tree.h (build_int_cst_wide_type): Export.
11973 * tree.c (build_int_cst_wide_type): New function.
11974 (build_int_cst_wide): Fix comment.
11975 * builtins.c (fold_builtin_object_size): Use build_int_cst
11976 to build -1 or 0 of the correct type. Use fit_double_type
11977 to check for overflow.
11978 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
11980 (decode_field_reference): Likewise.
11981 (all_ones_mask_p): Likewise.
11982 (native_interpret_int): Use build_int_cst_wide_type.
11983 (fold_binary): Use build_int_cst_type to build an all-ones
11985 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
11987 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
11989 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
11991 2007-01-09 Ben Elliston <bje@au.ibm.com>
11993 * genautomata.c (STATS_OPTION): New option.
11994 (stats_flag): New flag.
11995 (gen_automata_option): Handle it.
11996 (initiate_automaton_gen): Ditto.
11997 (write_automata): Output statistics only if stats_flag is
11998 set. Likewise, output time statistics only if time_flag is set.
11999 * doc/md.texi (Processor pipeline description): Document new flag.
12001 2007-01-08 Richard Guenther <rguenther@suse.de>
12003 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
12004 * tree.c (build_int_cst_type): Likewise.
12005 (size_in_bytes): Don't call force_fit_type on the result.
12006 (int_fits_type_p): Use fit_double_type.
12007 * fold-const.c (fit_double_type): New function.
12008 (force_fit_type): Use it.
12009 * tree.h (fit_double_type): Export.
12011 2007-01-08 Jan Hubicka <jh@suse.cz>
12013 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
12014 * ipa.c (function_and_variable_visibility): Fix return type.
12016 2007-01-08 Richard Guenther <rguenther@suse.de>
12018 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
12019 of offset to build the index.
12020 * tree-pretty-print.c (dump_generic_node): Don't build negated
12021 const just for printing.
12022 * c-pretty-print.c (pp_c_integer_constant): Likewise.
12023 * builtins.c (fold_builtin_int_roundingfn): Check if result
12024 fits the type by using force_fit_type and comparing the result.
12025 * predict.c (predict_loops): Use compare_tree_int for comparison.
12026 * tree.c (build_int_cst): Fall back to integer_type_node for
12028 (build_int_cst_wide): Assert type is non-null.
12030 2007-01-08 Roberto Costa <roberto.costa@st.com>
12032 * tree-vrp.c (extract_range_from_cond_expr): New.
12033 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
12034 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
12036 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
12037 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
12038 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
12039 used as expressions.
12040 * tree-object-size.c (cond_expr_object_size): New.
12041 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
12043 2007-01-08 Jan Hubicka <jh@suse.cz>
12045 * tree-ssa-forwprop.c (forward_propagate_into_cond,
12046 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
12049 2007-01-08 Richard Guenther <rguenther@suse.de>
12051 PR tree-optimization/23603
12052 * tree-vrp.c (set_value_range_to_truthvalue): New function.
12053 (extract_range_from_binary): Fall back to truthvalue instead of
12054 varying for TRUTH_*_EXPR.
12055 (extract_range_from_comparison): Fall back to truthvalue instead of
12057 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
12058 if all visited PHI values were constant.
12060 2007-01-08 Jan Hubicka <jh@suse.cz>
12062 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
12063 (cgraph_analyze_function): break out from ...
12064 (cgraph_finalize_compilation_unit): ... here.
12065 (cgraph_expand_function): Remove forgoten commented out line.
12066 (cgraph_optimize): Analyze functions.
12068 2007-01-08 Jan Hubicka <jh@suse.cz>
12070 * tree-pas.h (TODO_remove_function): New flag.
12071 (TODO_update*): Renumber.
12072 (pass_ipa_increase_alignment,
12073 pass_ipa_function_and_variable_visibility): New passes.
12074 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
12075 (cgraph_function_and_variable_visibility): Move to ipa.c
12076 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
12077 cgraph_increase_alignment.
12078 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
12079 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
12080 calling tree-inline.
12081 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
12082 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
12083 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
12084 (gate_increase_alignment): New function.
12085 (pass_ipa_increase_alignment): New pass.
12086 * ipa.c: Inline tree-pass.h and timevar.h
12087 (function_and_variable_visibility): Move here from cgraphunit.c
12088 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
12089 * passes.c (init_optimization_passes): Add the two new passes.
12090 (execute_todo): Handle cgraph_remove_functions.
12092 2007-01-08 Nick Clifton <nickc@redhat.com>
12094 * config/frv/predicates.md (reg_or_0_operand): Accept
12097 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
12099 * config/bfin/rtems.h, config/bfin/t-rtems: New.
12100 * config.gcc: Add bfin*-rtems*.
12102 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12104 * c.opt: Add -flax-vector-conversions.
12105 * c-typeck.c (convert_for_assignment): Pass flag to
12106 vector_types_convertible_p to allow emission of note.
12107 (digest_init): Likewise.
12108 * c-opts.c: Handle -flax-vector-conversions.
12109 * c-common.c (flag_lax_vector_conversions): New.
12110 (vector_types_convertible_p): Unless -flax-vector conversions
12111 has been passed, disallow conversions between vectors with
12112 differing numbers of subparts and/or element types. If such
12113 a conversion is disallowed, possibly emit a note on the first
12114 occasion only to inform the user of -flax-vector-conversions.
12115 The new last argument specifies this.
12116 * c-common.h (flag_lax_vector_conversions): New.
12117 (vector_types_convertible_p): Add extra argument.
12118 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
12119 char_type_node for V*QI type vectors.
12120 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
12121 Update to satisfy new typechecking rules.
12122 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
12123 C and C++ variants.
12124 * doc/invoke.texi (C Dialect Options): Document
12125 -flax-vector-conversions.
12127 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12129 PR tree-optimization/29877
12130 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12131 a register variable on the RHS to not be replaceable.
12133 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12134 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12135 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12136 const_simm15, const_pow2, const_npow2): Added.
12137 * config/score/misc.md (insv, extv, extzv, movmemsi,
12138 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12139 * config/score/score.c (score_address_cost, score_select_cc_mode):
12141 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12142 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12143 Update score_print_operand.
12144 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12145 Adjust register allocate order and update some macro define.
12146 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12147 mdx_block_move_straight, mdx_block_move_loop_head,
12148 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12149 mdx_block_move): Added.
12150 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12151 mdp_limm): Updated and fix some bug and typo.
12152 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12153 (movsf, movdf, doloop_end): Added.
12155 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12157 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12158 config/arm/thumb2.md: Fix comment typos.
12159 * doc/extend.texi: Fix a typo.
12161 2007-01-07 Eric Christopher <echristo@apple.com>
12163 * configure.ac: Check for __stack_chk_fail for darwin.
12164 * configure: Regenerate.
12166 2007-01-07 Richard Guenther <rguenther@suse.de>
12168 * tree-vrp.c (extract_range_from_assert): CSE calls to
12169 compare_values where possible.
12170 (extract_range_from_unary_expr): Likewise.
12172 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12174 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12175 * config/avr/avr.c (call_insn_operand): Delete function.
12176 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12177 instead of register number. Use predicates.
12178 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12179 call_insn_operand): Add.
12181 2007-01-06 Jan Hubicka <jh@suse.cz>
12183 * tree-pass.h (pass_build_cgraph_edges): Declare.
12184 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12185 (visited_nodes): Remove.
12186 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12187 build_cgrpah_edges; make visited_nodes local.
12188 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12189 (record_references_in_initializer): Move to cgraphbuild.c
12190 (initialize_inline_failed, rebuild_cgraph_edges,
12191 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12192 (verify_cgraph_node): Make visited_nodes local.
12193 (cgraph_analyze_function): Do not call cgraph_create_edges and
12194 initialize_inline_failed.
12195 (cgraph_expand_function): Do not call cgraph_lower_function;
12196 assert that function is already lowered.
12197 * Makefile.in (cgraphbuild.o): New.
12198 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12199 at the end of lowering passes.
12201 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12203 * ifcvt.c (cond_move_convert_if_block): New function, code
12204 factored out from...
12205 (cond_move_process_if_block): ...here. Call the new function
12206 on the THEN and ELSE blocks.
12207 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12208 already takes care of this.
12210 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12213 * tree.h (TREE_OVERFLOW_P): New.
12214 * c-typeck.c (parser_build_unary_op): Warn only if result
12215 overflowed and operands did not.
12216 (parser_build_binary_op): Likewise.
12217 (convert_for_assignment): Remove redundant overflow_warning.
12218 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12220 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12222 * c-typeck.c (store_init_value): Split over two lines to follow
12223 the GNU coding style.
12225 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12227 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12228 __GXX_EXPERIMENTAL_CXX0X__.
12229 * doc/cpp.texi: Same.
12231 2007-01-05 Richard Guenther <rguenther@suse.de>
12233 PR middle-end/27826
12234 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12235 with mismatched types. Instead explicitly build a
12236 conversion NOP_EXPR.
12238 2007-01-05 Ian Lance Taylor <iant@google.com>
12240 * c-common.c (decl_with_nonnull_addr_p): New function.
12241 (c_common_truthvalue_conversion): Call it.
12242 * c-typeck.c (build_binary_op): Likewise.
12243 * c-common.h (decl_with_nonnull_addr_p): Declare.
12245 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12248 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12251 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12253 * doc/install.texi (Final install): Document the fact that
12254 the GNAT runtime should not be stripped.
12256 2007-01-04 Jan Hubicka <jh@suse.cz>
12258 * tree-inline.c (fold_marked_statements): Update operand caches
12259 and EH after folding
12261 2007-01-04 Ian Lance Taylor <iant@google.com>
12263 * c-common.c (check_function_nonnull): Whitespace fix.
12265 2007-01-04 Jan Hubicka <jh@suse.cz>
12267 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12268 comitted older version of patch.
12269 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12270 function, celanup cfg and collect garbage.
12272 2007-01-04 Mike Stump <mrs@apple.com>
12274 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12277 2007-01-04 Eric Christopher <echristo@apple.com>
12279 * libgcc2.c (__bswapsi2): Use SItype.
12280 (__bswapdi2): Use DItype.
12281 * libgcc2.h: Update for above.
12283 2007-01-04 Paul Brook <paul@codesourcery.com>
12285 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12286 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12287 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12288 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12289 umulsi3_highpart): Make conditional on !arm_arch6.
12290 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12291 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12292 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12293 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12294 umulsi3_highpart_v6): New insns.
12296 2007-01-04 Roger Sayle <roger@eyesopen.com>
12298 * fold-const.c (fold_convert): When casting an expression to void,
12299 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12300 have a type. Instead of attempting to build a NOP_EXPR, return
12301 these "special" trees directly.
12303 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12305 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12306 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12307 rs6000_cost->fp not 0 as adjustment for outer NEG.
12309 2007-01-04 Jan Hubicka <jh@suse.cz>
12311 * cgraph.c (cgraph_release_function_body): New function.
12312 (cgraph_remove_node): Use it.
12313 * cgraph.h (cgraph_release_function_body): Declare.
12314 * cgraphunit.c (cgraph_expand_function): Use it.
12315 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12316 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12317 is initialized and while compilation of other function is running.
12318 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12319 statement CFG annotations from here to ...
12320 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12322 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12324 * cfgloop.h (enum li_flags): Make the constants powers of two.
12326 2007-01-04 Jan Hubicka <jh@suse.cz>
12328 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12330 (fold_marked_statements): New function.
12331 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12332 * tree-inline.h (copy_body_data): Add statements_to_fold.
12334 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12336 * config.gcc: Mention libgcc/config.host.
12337 * Makefile.in: Update comments mentioning libgcc.
12338 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12339 (all.cross, start.encap, rest.encap, rest.cross): Update
12340 dependencies for libgcc move.
12341 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12342 (clean-target, clean-target-libgcc): Delete.
12343 (srcdirify, GCC_EXTRA_PARTS): New macros.
12344 (libgcc-support, libgcc.mvars): New rules.
12345 (distclean): Remove mention of mklibgcc.
12346 (install): Don't reference INSTALL_LIBGCC.
12347 (install-common): Don't reference EXTRA_PARTS.
12348 (install-libgcc, install-multilib): Delete rules.
12349 * mklibgcc.in: Delete file.
12350 * doc/configfiles.texi: Don't mention mklibgcc.
12352 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12353 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12354 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12355 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12356 (mklibgcc, ldblspecs): Likewise.
12358 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12359 (posixpre.def): Use $(T).
12360 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12361 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12362 (SHLIB_LINK): Make dummy.
12363 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12365 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12367 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12368 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12369 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12370 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12372 * configure.ac (all_outputs): Remove mklibgcc.
12373 * configure: Regenerated.
12375 2007-01-03 Josh Conner <jconner@apple.com>
12377 PR middle-end/29683
12378 * calls.c (compute_argument_addresses): Set stack and stack_slot
12379 for partial args, too.
12380 (store_one_arg): Use locate.size.constant for the size when
12381 generating a save_area.
12383 2007-01-03 Robert Kennedy <jimbob@google.com>
12385 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12386 whose definitions are deleted due to basic block merging.
12388 2007-01-03 Paul Brook <paul@codesourcery.com>
12391 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12393 (use_return_insn): Return 0 for Thumb interrupt functions.
12394 (print_multi_reg): Add rfe argument for IRQ returns.
12395 (arm_output_epilogue): Pop interrupt return address directly into PC.
12396 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12398 2007-01-03 Paul Brook <paul@codesourcery.com>
12400 Merge from sourcerygxx-4_1.
12401 * config/arm/thumb2.md: New file.
12402 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
12404 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
12405 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12406 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
12407 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
12409 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12410 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
12412 * config/arm/ieee754-sf.S: Ditto.
12413 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
12414 (thumb1_base_register_rtx_p): ... to this.
12415 (thumb_index_register_rtx_p): Rename...
12416 (thumb1_index_register_rtx_p): ... to this.
12417 (thumb_output_function_prologue): Rename...
12418 (thumb1_output_function_prologue): ... to this.
12419 (thumb_legitimate_address_p): Rename...
12420 (thumb1_legitimate_address_p): ... to this.
12421 (thumb_rtx_costs): Rename...
12422 (thumb1_rtx_costs): ... to this.
12423 (thumb_compute_save_reg_mask): Rename...
12424 (thumb1_compute_save_reg_mask): ... to this.
12425 (thumb_final_prescan_insn): Rename...
12426 (thumb1_final_prescan_insn): ... to this.
12427 (thumb_expand_epilogue): Rename...
12428 (thumb1_expand_epilogue): ... to this.
12429 (arm_unwind_emit_stm): Rename...
12430 (arm_unwind_emit_sequence): ... to this.
12431 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
12432 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
12433 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
12434 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
12435 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
12436 thumb2_output_casesi): New functions.
12437 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
12438 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
12439 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
12440 THUMB2_WORK_REGS): Define.
12441 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
12442 arm_condexec_mask, arm_condexec_masklen)): New variables.
12443 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
12444 (arm_override_options): Check new CPU capabilities.
12445 Set new architecture flag variables.
12446 (arm_isr_value): Handle v7m interrupt functions.
12447 (user_return_insn): Return 0 for v7m interrupt functions. Handle
12449 (const_ok_for_arm): Handle Thumb-2 constants.
12450 (arm_gen_constant): Ditto. Use movw when available.
12451 (arm_function_ok_for_sibcall): Return false for v7m interrupt
12453 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
12454 (thumb_find_work_register, arm_load_pic_register,
12455 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
12456 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
12457 print_multi_reg, output_mov_long_double_fpa_from_arm,
12458 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
12459 output_mov_double_fpa_from_arm, output_move_double,
12460 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
12461 output_return_instruction, arm_output_function_prologue,
12462 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
12463 arm_output_mi_thunk, thumb_set_return_address): Ditto.
12464 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
12465 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
12466 (arithmetic_instr, shift_op): Use arm_shift_nmem.
12467 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
12469 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
12470 (thumb_expand_prologue): Use thumb_set_frame_pointer.
12471 (arm_file_start): Output directive for unified syntax.
12472 (arm_unwind_emit_set): Handle stack alignment instruction.
12473 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
12474 Add v6t2, v7, v7a, v7r and v7m.
12475 (RETLDM): Add Thumb-2 code.
12476 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
12477 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
12478 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
12479 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
12480 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
12481 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
12482 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
12483 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
12484 ADJUST_INSN_LENGTH): Define.
12485 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
12486 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
12487 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
12488 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
12489 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
12490 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
12491 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
12492 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
12493 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
12494 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
12495 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
12496 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
12497 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
12498 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
12499 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
12500 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
12501 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
12503 * config/arm/arm-tune.md: Regenerate.
12504 * config/arm/arm-protos.h: Update prototypes.
12505 * config/arm/vfp.md: Enable patterns for Thumb-2.
12506 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
12507 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
12508 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
12509 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
12510 * config/arm/libunwind.S: Add Thumb-2 code.
12511 * config/arm/constraints.md: Update include Thumb-2.
12512 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
12513 * config/arm/ieee754-df.S: Ditto.
12514 * config/arm/bpabi.S: Ditto.
12515 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
12516 * config/arm/predicates.md (low_register_operand,
12517 low_reg_or_int_operand, thumb_16bit_operator): New.
12518 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
12519 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
12520 * config/arm/t-arm-elf: Add armv7 multilib.
12521 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
12523 (UNSPEC_STACK_ALIGN, ce_count): New.
12524 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
12525 arm_zero_extendsidi2, arm_zero_extendqidi2): New
12527 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
12528 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
12529 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
12530 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
12531 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
12532 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
12534 * doc/extend.texi: Document ARMv7-M interrupt functions.
12535 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
12537 2007-01-03 Jakub Jelinek <jakub@redhat.com>
12539 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
12540 (struct _Unwind_Context): Rename args_size to flags, remove
12541 signal_frame field, add a new args_size field and version field.
12542 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
12543 _Unwind_IsExtendedContext): New inline functions.
12544 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
12545 Assume by_value array is only present if _Unwind_IsExtendedContext.
12546 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
12547 _Unwind_IsSignalFrame.
12548 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
12549 (uw_update_context_1): Use _Unwind_SetSignalFrame.
12550 (uw_init_context_1): Initialize context->flags to
12551 EXTENDED_CONTEXT_BIT.
12552 * config/rs6000/linux-unwind.h (frob_update_context): Use
12553 _Unwind_SetSignalFrame.
12555 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12557 PR middle-end/30353
12558 * gimplify.c (gimplify_modify_expr_complex_part): Move below
12559 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
12562 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
12564 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
12565 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
12566 RET, AT_SP): Remove.
12567 * config/i386/i386.md (*sse_prologue_save_insn): Use return
12570 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12571 * cfgbuild.c (find_basic_blocks): Likewise.
12572 * cfgrtl.c (rtl_create_basic_block): Likewise.
12573 * function.c (temp_slots_at_level): Likewise.
12574 * reg-stack.c (stack_regs_mentioned): Likewise.
12575 * regclass.c (allocate_reg_info): Likewise.
12576 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12577 set_bb_for_stmt, move_block_to_fn): Likewise.
12578 * tree-complex.c (tree_lower_complex): Likewise.
12579 * vec.h (VEC_safe_grow_cleared): New.
12581 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
12583 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
12585 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
12586 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
12588 * cfgloopmanip.c (scale_loop_frequencies): Export.
12589 (loopify): Scale the frequencies by prescribed coefficients.
12590 (set_zero_probability): New function.
12591 (duplicate_loop_to_header_edge): Improve updating of frequencies.
12592 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
12593 and frequencies according to arguments.
12594 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
12596 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
12597 * modulo-sched.c (sms_schedule): Set probabilities for entering
12598 versioned loop correctly.
12599 * tree-vect-transform.c (vect_transform_loop): Ditto.
12600 * cfgloop.h (loopify, loop_version): Declaration changed.
12601 (scale_loop_frequencies): Declared.
12603 2007-01-02 Jan Hubicka <jh@suse.cz>
12605 * cgraph.c: Include tree-flow.h
12606 (cgraph_add_new-function): Handle IPA_SSA mode; execute
12607 early_local_passes.
12608 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
12609 * tree-pass.h (pass_all_early_optimizations): Declare.
12610 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
12611 early_local_passes.
12612 (cgraph_analyze_function): Do early_local_passes.
12613 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12614 Do not add referenced vars.
12615 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
12617 (gate_all_early_local_passes): New gate.
12618 (pass_early_local_passes): Use new gate.
12619 (execute_early_local_optimizations): New functions.
12620 (gate_all_early_optimizations): New gate.
12621 (pass_all_early_optimizations): New pass.
12622 (execute_free_datastructures): Free SSA only when initialized.
12623 (gate_init_datastructures): Init only when optimizing.
12624 (tree_lowering_passes): Do early local passes when called late.
12625 * tree-profile.c (do_tree_profiling): Don't profile functions added
12627 (do_early_tree_profiling, pass_early_tree_profile): Kill.
12628 * tree-cfg.c (update_modified_stmts): Do not update when operands are
12630 * passes.c (init_optimizations_passes): Reorder so we go into SSA
12631 during early_local_passes.
12632 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
12635 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12637 * Makefile.in: Update copyright year.
12639 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12641 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
12642 in $(lang_checks) and check-consistency targets.
12644 2007-01-02 Jan Hubicka <jh@suse.cz>
12646 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12647 Do not add referenced vars.
12648 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
12650 * passes.c (init_optimization_passes): Put mudflap_2 after
12651 free_datastructures.
12653 2007-01-02 Jan Hubicka <jh@suse.cz>
12655 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
12656 Set NOTHROW flag on call statements proved to be nothrow.
12657 Update statement of local calls so new pure/const functions are
12658 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
12660 (tree_rest_of_compilation): Register hooks and initialize bitmap
12661 early. Do not set after_inlining flag.
12663 2007-01-02 Steve Ellcey <sje@cup.hp.com>
12665 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
12666 HOST_BITS_PER_LONGLONG
12668 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12671 * c-typeck.c (store_init_value): Don't emit pedantic overflow
12672 warning for non-static initializers.
12674 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
12676 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
12677 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
12678 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
12679 Always use set_unique_reg_note to add REG_EQUAL notes.
12681 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12684 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12686 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12687 * cfgbuild.c (find_basic_blocks): Likewise.
12688 * cfgrtl.c (rtl_create_basic_block): Likewise.
12689 * function.c (temp_slots_at_level): Likewise.
12690 * reg-stack.c (stack_regs_mentioned): Likewise.
12691 * regclass.c (allocate_reg_info): Likewise.
12692 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12693 set_bb_for_stmt, move_block_to_fn): Likewise.
12694 * tree-complex.c (tree_lower_complex): Likewise.
12695 * vec.h (VEC_safe_grow_cleared): New.
12697 2007-01-02 Ian Lance Taylor <iant@google.com>
12699 * c-common.c (c_common_truthvalue_conversion): When warning about
12700 using an assignment as a truth value, set TREE_NO_WARNING.
12702 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12705 * c.opt (Wold-style-declaration): New.
12706 * doc/invoke.texi (C-only Warning Options): New.
12707 (Wold-style-declaration): Document it.
12708 (Wextra): Enabled by -Wextra.
12709 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12710 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
12711 -Wold-style-declaration.
12713 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12715 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12716 * cfgbuild.c (find_basic_blocks): Likewise.
12717 * cfgrtl.c (rtl_create_basic_block): Likewise.
12718 * function.c (temp_slots_at_level): Likewise.
12719 * reg-stack.c (stack_regs_mentioned): Likewise.
12720 * regclass.c (allocate_reg_info): Likewise.
12721 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12722 set_bb_for_stmt, move_block_to_fn): Likewise.
12723 * tree-complex.c (tree_lower_complex): Likewise.
12724 * vec.h (VEC_safe_grow_cleared): New.
12726 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
12728 * c-common.c (c_common_nodes_and_builtins): Since variants of
12729 void_type_node get built before it is given a name, we need to
12730 give those variants the name, too.
12731 (complete_array_type): We need to work with the canonical main
12732 type of the array, from which we will build the qualified version.
12733 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
12734 * print-tree.c (print_node): Display canonical type information
12736 * stor-layout.c (layout_type): When we don't know the
12737 alignment of a type for which we're building an array, we end up
12738 guessing wrong, so make the type require structural equality.
12739 * tree.c (make_node_stat): When we build a new type, it is its
12740 own canonical type.
12741 (build_type_attribute_qual_variant): When building an attribute
12742 variant, its canonical type is the non-attribute variant. However,
12743 if the attributes are target-dependent and they differ, we need to
12744 use structural equality checks for this type.
12745 (build_qualified_type): A qualified type is not equivalent to its
12746 unqualified variant; set the canonical type appropriately.
12747 (build_distinct_type_copy): When building a distinct type from
12748 another type, the new type is its own canonical type.
12749 (build_variant_type_copy): When building a new type variant, we
12750 assume that it is equivalent to the original type.
12751 (build_pointer_type_for_mode): When building a pointer type, also
12752 build a canonical type pointer.
12753 (build_reference_type_for_mode): When building a reference type,
12754 also build a canonical type reference.
12755 (build_index_type): When we can't hash an index type (e.g.,
12756 because its maximum value is negative), the index type requires
12757 structural equality tests.
12758 (build_array_type): Build the canonical form of an array type.
12759 (build_function_type): Function types require structural equality,
12760 because they contain default arguments, attributes, etc.
12761 (build_method_type_directly): Ditto for method types.
12762 (build_offset_type): Build the canonical offset type.
12763 (build_complex_type): Build the canonical vector type.
12764 (make_vector_type): Build the canonical vector type.
12765 * tree.h (TYPE_CANONICAL): New.
12766 (TYPE_STRUCTURAL_EQUALITY_P): New.
12767 (SET_TYPE_STRUCTURAL_EQUALITY): New.
12768 (struct tree_type): Added "canonical" field.
12769 * params.h (VERIFY_CANONICAL_TYPES): New.
12770 * doc/c-tree.texi (TYPE_CANONICAL): Document.
12771 (TYPE_STRUCTURAL_EQUALITY_P): Document.
12772 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
12773 * doc/invoke.texi (verify-canonical-types): Document --param
12774 parameter for verifying canonical types.
12776 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12778 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
12779 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
12780 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
12781 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
12783 * config/rs6000/e500.h: New.
12784 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
12785 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
12787 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
12788 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
12789 TARGET_E500_DOUBLE): Remove.
12790 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
12791 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
12792 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
12793 * config/rs6000/rs6000.c (rs6000_override_options): Use
12794 CHECK_E500_OPTIONS.
12796 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12798 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
12799 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
12800 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
12801 rs6000_emit_cmove): Don't check TARGET_E500.
12802 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
12803 sordered): Don't check TARGET_E500.
12805 2007-01-01 Eric Christopher <echristo@apple.com>
12807 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
12808 HARD_REGISTER_NUM_P.
12810 2007-01-01 Roger Sayle <roger@eyesopen.com>
12812 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
12813 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
12814 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
12817 2007-01-01 Mike Stump <mrs@apple.com>
12819 * configure.ac: Remove support for building with Apple's gcc-3.1.
12821 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12823 PR middle-end/30311
12824 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
12825 REG is a hard register. Do not modify REG before calling
12827 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
12828 multiple of the size of YMODE for certain lowpart cases.
12830 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12832 PR middle-end/30253
12833 * gimplify (voidify_wrapper_expr): Update for
12834 GIMPLE_MODIFY_STMT.
12836 2007-01-01 Andreas Schwab <schwab@suse.de>
12839 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
12840 save of BR0 in extra_spill_size instead of spill_size.
12841 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
12843 (ia64_expand_epilogue): Restore BR0 from its new location.
12845 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12847 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
12848 Use a temporary variable if the left hand side is not a gimple
12851 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12853 * gimplify.c (gimplify_return_expr): Make the temporary variable
12854 for the return expression, a gimple register variable.
12856 2007-01-01 Jan Hubicka <jh@suse.cz>
12858 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
12861 2007-01-01 Mike Stump <mrs@apple.com>
12863 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
12865 * config/darwin.c (machopic_select_rtx_section): Use
12866 HAVE_GAS_LITERAL16.
12867 (darwin_mergeable_constant_section): Likewise.
12868 * configure: Regenerate.
12869 * config.in: Regenerate.
12871 2007-01-01 Jan Hubicka <jh@suse.cz>
12872 Andrew Pinski <pinskia@gmail.com>
12874 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
12875 before starting IPA passes.