1 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
2 Nigel Stephens <nigel@mips.com>
4 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
5 Update comments and all uses.
6 (MIN_FPRS_PER_FMT): Define.
7 * config/mips/mips.c (function_arg): Fix to correctly handle
8 the -mips32r2 -mfp64 -mabi=32 case.
9 (override_options): Enable use of odd-numbered registers for
10 SFmode values on MIPS32.
11 (mips_save_reg_p): Save whole floating-point register pair if
13 (compute_frame_size): Fix comment.
15 2007-05-08 Jie Zhang <jie.zhang@analog.com>
17 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
18 argument of type bool.
19 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
20 argument. Safely select temporary P register according to it.
21 (do_link): Change call site of add_to_reg accordingly.
22 (do_unlink): Add epilogue_p as a fourth argument and pass it
24 (expand_interrupt_handler_epilogue): Change call of do_unlink
26 (bfin_expand_prologue): Add a third argument sibcall_p.
27 * config/bfin/bfin.md (epilogue): Change call of
28 bfin_expand_epilogue accordingly.
29 (sibcall_epilogue): Likewise.
30 (eh_return_internal): Likewise.
32 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
33 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
34 * config/bfin/bfin.c (bfin_handle_option): Handle
35 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
36 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
37 Support bf534, bf536 and bf561.
38 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
40 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
43 * config/i386/i386.c (ix86_function_regparm): Process local
44 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
46 2007-05-07 Mike Stump <mrs@apple.com>
48 * doc/invoke.texi (Warning Options): Document that -Wempty-body
49 also checks for and while statements in C++.
51 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
53 * gcc.c (at_file_supplied): New variable.
54 (main): Set it if we expanded argv.
55 (do_spec_1): Pass an @-file to the linker if we were called with
56 an @-file argument and HAVE_GNU_LD.
57 * collect2.c (at_file_supplied): New variable.
58 (response_file): New variable.
59 (collect_exit): Unlink response_file if necessary.
62 (main): Set at_file_supplied if we expanded argv.
63 (collect_execute): Pass an @-file to subprocesses if we were called
64 with an @-file argument.
65 * configure.ac: Add define for HAVE_GNU_LD.
66 * configure: Regenerate.
67 * config.in: Regenerate.
69 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
71 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
77 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
79 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
80 (TARGET_ENCODE_SECTION_INFO): Re-define.
81 (m32c_encode_section_info): New
82 (function_vector_handler): New
83 (current_function_special_page_vector): New
84 (m32c_special_page_vector_p): New.
85 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
87 * config/m32c/jump.md: Added instruction JSRS for functions
88 with attribute "function_vector".
89 * doc/extend.texi (function_vector): Added description
90 for M16C, M32C targets.
92 2007-05-07 DJ Delorie <dj@redhat.com>
95 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
96 ashrpsi3, lshrpsi3): Update shift count constraint.
98 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
99 Nathan Froyd <froydnj@codesourcery.com>
102 * c-incpath.c (add_path): Strip trailing path separators.
104 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
106 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
107 Free dominance info before purging EH edges.
108 (eliminate_degenerate_phis): Likewise.
109 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
111 2007-05-07 Jan Hubicka <jh@suse.cz>
113 * gimplify.c (gimplify_expr): Do not crash when folding
116 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
119 * c-opts.c (lang_fortran): Make it non static.
120 * c-common.h (lang_fortran): New prototype.
121 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
122 -lang-fortran option was passed by the driver.
124 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
126 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
127 of ASSERT_CHECKING. Tweak message.
129 2007-05-06 Revital Eres <eres@il.ibm.com>
132 * loop-unroll.c (insert_var_expansion_initialization):
133 Initialize the expansions with -zero instead of +zero.
135 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
137 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
138 into pic and non-pic versions. Mark r19 as used for
139 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
140 for tgd_load, tld_load and tie_load .
141 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
142 version of tgd_load, tld_load and tie_load depending on the
145 2007-05-04 Ulrich Drepper <drepper@redhat.com>
146 Jakub Jelinek <jakub@redhat.com>
148 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
149 (__do_global_dtors_aux): Use more paranoid loop to run
150 destructors if HIDDEN_DTOR_LIST_END.
151 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
153 2007-05-04 Jakub Jelinek <jakub@redhat.com>
155 * varasm.c (align_variable): Don't increase alignment for
156 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
157 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
159 2007-05-04 Josh Conner <jconner@apple.com>
161 * basic-block.h (cdi_direction): Assign values to all enumeration
163 (dom_computed): Remove.
164 (dom_info_state): New.
165 (set_dom_info_availability): New.
166 * tree-ssa-loop-im.c (determine_invariantness): Initialize
167 walk_data.dom_direction.
168 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
169 instead of dom_computed[].
170 (split_edge): Likewise.
171 (create_basic_block): Likewise.
172 (merge_blocks): Likewise.
173 * ifcvt.c (find_if_header): Likewise.
174 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
175 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
176 * tree-ssa.c (verify_ssa): Likewise.
177 * tree-cfg.c (tree_verify_flow_info): Likewise.
178 (remove_edge_and_dominated_blocks): Likewise.
179 * dominance.c (dom_computed): Make static.
180 (calc_dfs_tree_nonrec): Change third param to a bool.
181 (calc_dfs_tree): Change second param to a bool.
182 (calc_idioms): Change second param to a bool. Use
183 dom_convert_dir_to_idx.
184 (init_dom_info): Validate dir before using.
185 (dom_convert_dir_to_idx): New.
186 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
187 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
188 (free_dominance_info): Use dom_convert_dir_to_idx.
189 (get_immediate_dominator): Likewise.
190 (set_immediate_dominator): Likewise.
191 (get_dominated_by): Likewise.
192 (redirect_immediate_dominators): Likewise.
193 (nearest_common_denominator): Likewise.
194 (dominated_by_p): Likewise.
195 (bb_dom_dfs_in): Likewise.
196 (bb_dom_dfs_out): Likewise.
197 (recount_dominator): Likewise.
198 (iterate_fix_dominators): Likewise.
199 (add_to_dominance_info): Likewise.
200 (delete_from_dominance_info): Likewise.
201 (first_dom_son): Likewise.
202 (next_dom_son): Likewise.
203 (dom_info_available_p): Likewise.
204 (dom_info_state): New.
205 (set_dom_info_availability): New.
207 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
209 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
211 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
213 2007-05-04 Bob Wilson <bob.wilson@acm.org>
215 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
216 (subdi3, subdi_carry): Delete.
218 2007-05-04 Jan Hubicka <jh@suse.cz>
219 Richard Guenther <rguenther@suse.de>
221 * opts.c (decode_options): Do not fiddle with inlining
222 parameters in case of optimizing for size.
223 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
225 (cgraph_decide_inlining_of_small_function): When optimizing for
226 size never inline functions increasing caller size.
227 (cgraph_early_inlining): Inline for size when optimizing for size.
229 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
231 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
232 logical operations piecewise.
233 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
234 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
235 subdi_sesidi_di): Delete.
236 (add_with_carry): Produce carry in CC instead of a DREG to shorten
237 the generated sequence. Allow three-reg add in constraints. Rewrite
238 the rtl expression for carry to avoid zero_extend of a constant.
239 (sub_with_carry): New pattern.
240 (adddi3, subdi3): Change into define_expand. For subtract, generate a
241 different sequence not involving jumps.
242 (notbi): Now a named pattern.
244 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
246 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
247 Add the note about a significant loss of accuracy of some
248 mathematical routines when these options are used.
250 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
252 * haifa-sched.c (rtx_vec_t): New typedef.
253 (contributes_to_priority_p): Extract piece of priority () into new
255 (priority): Use the function. Add assertion.
256 (rank_for_schedule, set_priorities): Add assertion to check that
257 insn's priority is initialized.
258 (clear_priorities, calc_priorities): Change signature. Make it update
259 all relevant insns. Update all callers ('add_to_speculative_block ()'
260 and 'create_block_check_twin ()').
261 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
262 Add new field 'priority_status'.
263 (INSN_PRIORITY_STATUS): New macro.
264 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
266 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
268 * sched-ebb.c (debug_ebb_dependencies): New static function.
269 (init_ready_list): Use it.
271 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
272 with changed signature and 'debug_rgn_dependencies ()'.
273 (debug_rgn_dependencies): New static function.
274 (init_ready_list): Use it.
276 * sched-int.h (debug_dependencies): Declare.
278 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
280 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
282 2007-05-04 Dirk Mueller <dmueller@suse.de>
284 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
286 2007-05-03 Jan Hubicka <jh@suse.cz>
288 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
289 for pointer type in more cases than before.
291 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
293 * tree-object-size.c (plus_expr_object_size): When operand size is
294 unknown, return unknown.
296 2007-05-03 Dirk Mueller <dmueller@suse.de>
298 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
300 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
303 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
305 2007-05-03 Janis Johnson <janis187@us.ibm.com>
307 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
309 2007-05-03 Joseph Myers <joseph@codesourcery.com>
311 * config/soft-fp/double.h, config/soft-fp/extended.h,
312 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
313 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
314 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
315 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
318 2007-05-03 Ian Lance Taylor <iant@google.com>
320 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
321 MASK_PPC_GFXOPT for 8540 or 8548.
323 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
325 * tree-vect-transform.c (vect_update_inits_of_drs): Use
326 vect_print_dump_info() to output debug information.
328 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
331 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
332 operands of size 2 when operand is not MEM_P.
334 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
336 PR tree-optimization/30565
337 * lambda-code.c (perfect_nestify): Fix updating of dominators.
339 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
341 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
342 (umulsi3_highpart): Use them.
343 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
344 for final accumulator to D regisster tranfser.
346 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
348 PR tree-optimization/31699
349 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
351 (vect_enhance_data_refs_alignment): Compute peel amount using
352 TYPE_VECTOR_SUBPARTS instead of vf.
353 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
355 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
358 * system.h: Remove inclusion of double-int.h
359 * tree.h: Include double-int.h
360 * gengtype.c: Likewise
361 * cfgloop.h: Likewise
362 * Makefile.in: Adjust dependencies on double-int.h
364 2007-05-02 Eric Christopher <echristo@apple.com>
366 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
367 -shared to -Zdynamiclib.
369 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
372 * c-common.c (strip_pointer_or_array_types): New function.
373 * c-common.h (strip_pointer_or_array_types): New function declaration.
375 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
377 PR tree-optimization/31771
378 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
380 2007-05-02 Paul Brook <paul@codesourcery.com>
382 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
384 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
387 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
390 2007-05-02 Nick Clifton <nickc@redhat.com>
392 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
394 2007-05-02 Richard Guenther <rguenther@suse.de>
396 PR tree-optimization/31146
397 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
398 argument, single_use_p. If we have a single use that is
399 a conversion to the definition rhs type, propagate that rhs.
400 (forward_propagate_addr_expr): Pass single_use_p argument
401 to forward_propagate_addr_expr_1.
403 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
405 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
408 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
410 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
411 'AMD Family 10 core'.
413 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
415 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
416 and athlon64-sse3 as improved versions of k8, opteron and athlon64
417 with SSE3 instruction set support.
418 * doc/invoke.texi: Likewise.
420 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
422 * config/i386/i386.c (override_options): Tuning 32-byte loop
423 alignment for amdfam10 architecture. Increasing the max loop
424 alignment to 24 bytes.
426 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
428 * config/m68k/constraints.md: New.
429 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
430 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
431 EXTRA_CONSTRAINT): Remove.
432 * config/m68k/m68k.md: Include constraints.md.
433 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
435 2007-05-01 Ian Lance Taylor <iant@google.com>
437 PR tree-optimization/31739
438 * tree-vrp.c (vrp_val_is_max): New static function.
439 (vrp_val_is_min): New static function.
440 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
442 (set_value_range): Use vrp_val_is_{max,min}.
443 (extract_range_from_assert): Likewise.
444 (extract_range_from_binary_expr): Likewise.
445 (extract_range_from_unary_expr): Likewise.
446 (dump_value_range, vrp_meet): Likewise.
447 (vrp_visit_phi_node): Likewise.
448 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
450 2007-05-01 Mark Mitchell <mark@codesourcery.com>
452 * config/i386/gmon-sol2.c (size_t): New type.
453 (intptr_t): Likewise.
454 (s_textsize): Declare as size_t.
456 (monstartup): Use size_t for sizes.
457 (_mcount): Save and restore registers.
458 (internal_mcount): Pass 0 as the first argument to monstartup
460 (moncontrol): Convert pointer to appropriately sized integer
461 before passing to profil.
463 2007-05-01 Joseph Myers <joseph@codesourcery.com>
465 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
466 __NO_FPRS__, not just if _SOFT_DOUBLE.
467 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
468 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
469 also for E500 double.
470 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
471 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
474 2007-05-01 Richard Guenther <rguenther@suse.de>
476 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
479 2007-05-01 Joseph Myers <joseph@codesourcery.com>
481 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
483 2007-05-01 Jan Hubicka <jh@suse.cz>
485 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
488 2007-05-01 Jan Hubicka <jh@suse.cz>
490 * tree.h (maybe_fold_offset_to_component_ref): Remove.
491 (maybe_fold_offset_to_reference): Declare.
492 * fold-const.c (fold_unary): Do not fold
493 (type *)&A into &A->field_of_type_and_offset_0
494 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
495 size is unknown, give up.
496 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
498 (maybe_fold_offset_to_reference): New.
499 (maybe_fold_stmt_indirect): Use it.
500 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
501 * gimplify.c (gimplify_conversion): Canonicalize conversions to
503 (gimplify_expr): Likewise for plus_expr.
505 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
507 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
508 bsi_after_labels. Always insert statements before bsi.
509 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
510 * predict.c (apply_return_prediction): Check for empty blocks.
511 * cfgexpand.c (lab_rtx_for_bb): New variable.
512 (label_rtx_for_bb): Do not create new tree labels.
513 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
514 (tree_expand_cfg): Initialize lab_rtx_for_bb.
515 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
517 (label_for_bb): Add field used.
518 (update_eh_label, main_block_label): Mark the label used.
519 (cleanup_dead_labels): Remove unused labels.
521 2007-05-01 Richard Guenther <rguenther@suse.de>
523 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
524 if it is not about to be set.
525 (get_value_range): Do not pre-allocate equiv bitmap.
526 (update_value_range): No need to clear equiv field.
527 (add_equivalence): Change prototype to get bitmap pointer.
528 Allocate bitmap here if it is not already.
529 (extract_range_from_assert): Do not allocate bitmap here.
530 Update callers to add_equivalence.
531 (extract_range_from_ssa_name): Likewise.
532 (get_vr_for_comparison): New static helper.
533 (compare_name_with_value): Handle NULL equiv bitmap by
534 peeling the first iteration of the comparison loop.
535 Use get_vr_for_comparison.
536 (compare_names): Handle NULL equiv bitmaps by using fake
537 ones. Use get_vr_for_comparison.
539 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
541 * double-int.c (mpz_set_double_int): Moved from
542 tree-ssa-loop-niter.c.
543 (mpz_get_double_int): Likewise; also, add option to wrap
544 out-of-range integers.
545 * double-int.h: New prototypes for above.
546 * tree.c (get_static_type_bounds): Moved from
547 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
548 TYPE_MAX_VALUE if they exist..
549 * tree.h: New prototype for above.
550 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
551 get_type_bounds calls.
552 (mpz_set_double_int): Move to double-int.c.
553 (get_type_bounds): Move to tree.c, rename to
554 get_static_type_bounds.
555 (mpz_to_double_int): Move to double-int.c, rename to
558 2007-04-30 Bob Wilson <bob.wilson@acm.org>
560 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
561 DIV0 exception can fall through to a normal return.
563 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
567 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
568 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
569 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
570 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
571 initialize align to silence bogus warning.
572 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
573 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
575 (struct sra_walk_fns): Remove use_all parameter from use.
576 (sra_hash_tree): Handle BIT_FIELD_REFs.
577 (sra_elt_hash): Don't hash bitfld blocks.
578 (sra_elt_eq): Skip them in parent compares as well. Handle
580 (sra_walk_expr): Don't maintain or pass down use_all_p.
581 (scan_use): Remove use_all parameter.
582 (scalarize_use): Likewise. Re-expand assignment to
583 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
584 output, and re-scalarize after output. Don't mark anything
586 (scalarize_ldst): Adjust.
587 (scalarize_walk_gimple_modify_statement): Likewise.
588 (build_element_name_1): Handle BIT_FIELD_REFs.
589 (instantiate_element): Don't warn for any element whose parent
591 (instantiate_missing_elements_1): Return the sra_elt.
592 (canon_type_for_field): New.
593 (try_instantiate_multiple_fields): New.
594 (instantiate_missing_elemnts): Use them.
595 (mark_no_warning): Removed.
596 (generate_one_element_ref): Handle BIT_FIELD_REFs.
597 (REPLDUP, sra_build_elt_assignment): New.
598 (generate_copy_inout): Use them.
599 (generate_element_copy): Likewise. Handle bitfld differences.
600 (generate_element_zero): Don't recurse for blocks. Use
601 sra_build_elt_assignment.
602 (generate_one_element_int): Take elt instead of var. Use
603 sra_build_elt_assignment.
604 (generate_element_init_1): Adjust.
605 (scalarize_use, scalarize_copy): Use REPLDUP.
606 (scalarize_ldst): Move assert before dereference.
607 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
609 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
612 * tree.c (reconstruct_complex_type): Reconstruct a reference
614 Also use the same mode for the pointer as the old pointer type.
616 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
618 * doc/trouble.texi (Interoperation): Remove note about Ultrix
621 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
623 PR rtl-optimization/31676
624 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
625 (df_refs_record): Call it.
627 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
629 * rtl.def (SS_ABS): New code.
630 * config/bfin/bfin.c (print_operand): New modifier 'v'.
631 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
632 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
633 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
634 (bfin_init_builtins): Define them.
635 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
636 (bfin_expand_builtin): ... and handle the others here.
637 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
638 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
639 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
640 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
641 operand is only HImode.
643 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
645 * regclass.c (scan_one_insn): Remove splitting of
648 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
649 Nigel Stephens <nigel@mips.com>
651 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
653 2007-04-28 Jan Hubicka <jh@suse.cz>
655 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
656 insn_locators_alloc instead of insn_locators_initialize;
657 call reset_block_changes.
658 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
659 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
660 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
661 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
662 * config/score/score.c (th_output_mi_thunk): Likewise.
663 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
664 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
665 tolerate uninitialized locator info.
668 * function.c (init_function_start): Don't init line number info.
669 (expand_function_end): Update.
670 (reset_block_changes, record_block_change, finalize_block_changes,
671 check_block_change, free_block_changes): Kill.
672 * function.h (reset_block_changes, record_block_change,
673 finalize_block_changes, check_block_change, free_block_changes): Remove
675 (struct function): Remove ib_boundaries_block.
676 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
677 Use curr_insn_locator to initialize locator.
678 (emit_line_note): Remove.
679 * cfgexpand.c (expand_gimple_cond_expr): Update.
680 (construct_exit_block): Likewise.
681 (tree_expand_cfg): Initialize/finalize locators.
682 * expr.c (expand_expr_real): Update.
683 * cfglayout.c (line_locators_locs, line_locators_lines,
684 file_locators_locs, file_locators_files): Remove.
685 (set_block_levels): Move to cfgexpand.c.
686 (insn_locators_initialize): Remove.
687 (pass_insn_locators_initialize): Remove.
688 (locations_locators_locs, locations_locators_vals): New static vars.
689 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
691 (insn_locators_alloc, insn_locators_finalize,
692 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
694 (locator_location): New.
695 (locator_line, locator_file): Rewrite.
696 * rtl.h (emit_line_note): Kill.
697 (insn_locators_alloc, insn_locators_finalize,
698 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
700 * tree-inline.c (initialize_cfun): Do not initialize
702 * passes.c (pass_insn_locators_initialize): Remove.
704 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
706 * tree-cfg.c (move_block_to_fn): Release bb from dominance
707 info. Update last_basic_block correctly.
709 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
712 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
713 register itself to hold the offset constant. Tell flow the use
714 of r4 and r5 when they are used.
716 2007-04-27 Richard Guenther <rguenther@suse.de>
718 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
719 if we simplified anything.
720 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
721 warnings until we did a simplification and the stmt was not
722 marked as TREE_NO_WARNING.
724 2007-04-27 Mike Stump <mrs@apple.com>
726 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
728 2007-04-27 Ian Lance Taylor <iant@google.com>
731 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
732 TYPE_MAX_VALUE exist, convert them to the new type.
734 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
736 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
737 if it claims to be available.
738 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
740 (perform_tree_ssa_dce): Always free postdominators.
742 2007-04-27 Richard Henderson <rth@redhat.com>
744 * config/alpha/predicates.md (aligned_memory_operand): Mark
745 as define_special_predicate.
746 (unaligned_memory_operand, normal_memory_operand): Likewise.
747 (reg_or_unaligned_mem_operand): Remove.
748 (any_memory_operand): Match the documentation and check for
749 non-renumbered pseudos during reload.
750 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
751 alpha_secondary_reload_class, update to new interface, make static.
752 Handle CQImode like HImode. Remove FP subreg check.
753 (alpha_expand_mov): Use replace_equiv_address.
754 (alpha_expand_mov_nobwx): Use any_memory_operand.
755 (TARGET_SECONDARY_RELOAD): New.
756 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
757 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
758 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
759 * config/alpha/alpha.md: ... here.
760 (RELOAD12, reloadmode): New.
762 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
763 Don't handle the aligned case here.
764 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
765 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
766 reload_inhi_help. Don't expect a scratch register.
767 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
769 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
771 2007-04-27 Richard Guenther <rguenther@suse.de>
773 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
775 2007-04-27 Richard Guenther <rguenther@suse.de>
777 PR tree-optimization/30965
778 PR tree-optimization/30978
779 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
780 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
781 (find_equivalent_equality_comparison): Likewise.
782 (simplify_cond): Likewise.
783 (get_prop_source_stmt): New helper.
784 (get_prop_dest_stmt): Likewise.
785 (can_propagate_from): Likewise.
786 (remove_prop_source_from_use): Likewise.
787 (combine_cond_expr_cond): Likewise.
788 (forward_propagate_comparison): New function.
789 (forward_propagate_into_cond): Rewrite to use fold for
791 (tree_ssa_forward_propagate_single_use_vars): Call
792 forward_propagate_comparison to propagate comparisons.
794 2007-04-27 Richard Guenther <rguenther@suse.de>
796 PR tree-optimization/31715
797 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
798 sure to do computation on the offset in an appropriate
801 2007-04-27 Richard Sandiford <richard@codesourcery.com>
803 * reload.h (elimination_target_reg_p): Declare.
804 * reload.c (find_reloads): Don't apply the reg_rtx move
805 optimization if the SET_DEST satisfies elimination_target_reg_p.
806 * reload1.c (elimination_target_reg_p): New function.
807 (gen_reload): In the move/add2 fallback, make sure that op0
808 does not overlap the destination register.
810 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
812 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
813 transform only GIMPLE_MODIFY_STMTs.
814 * tree-complex.c (expand_complex_operations_1): Ditto.
815 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
816 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
817 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
819 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
820 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
821 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
822 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
823 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
824 slpeel_add_loop_guard): Ditto.
825 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
826 * lambda-code.c (perfect_nestify): Ditto.
827 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
828 before the first statement.
829 * tree-optimize.c (execute_free_datastructures): Fix comments.
830 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
831 * tree-flow.h (disband_implicit_edges): Declaration removed.
832 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
834 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
836 (disband_implicit_edges, has_label_p): Removed.
837 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
838 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
840 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
842 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
844 * cfgexpand.c (label_rtx_for_bb): New function.
845 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
846 Use label_rtx_for_bb to find the labels.
847 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
848 last block. Detect fallthru edges.
850 2007-04-26 Ian Lance Taylor <iant@google.com>
853 * reload.c (find_reloads_subreg_address): If the address was valid
854 in the original mode but not in the new mode, reload the whole
857 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
859 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
860 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
861 (cleanup_control_expr_graph): Do not invalidate dominance info.
862 Record altered blocks.
863 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
864 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
865 cleanup_tree_cfg_bb): New functions.
866 (remove_forwarder_block): Do not maintain the worklist of blocks.
867 Record altered blocks.
868 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
870 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
871 delete_unreachable_blocks if dominators are not available.
872 * tree-inline.c (optimize_inline_calls): Free dominance information
874 * tree-flow.h (remove_edge_and_dominated_blocks,
875 cfgcleanup_altered_bbs): Altered.
876 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
878 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
880 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
881 do not invalidate dominators.
883 2007-04-26 Anatoly Sokolov <aesok@post.ru>
885 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
886 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
887 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
888 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
890 2007-04-26 Steve Ellcey <sje@cup.hp.com>
892 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
894 2007-04-26 Richard Guenther <rguenther@suse.de>
896 PR tree-optimization/31703
897 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
898 the right type for the target of the bittest.
900 2007-04-26 Richard Sandiford <richard@codesourcery.com>
902 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
903 ix86_sol10_return_in_memory.
905 2007-04-26 Richard Sandiford <richard@codesourcery.com>
907 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
910 2007-04-26 Jakub Jelinek <jakub@redhat.com>
913 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
915 PR tree-optimization/30558
916 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
917 clear this_state.prev_try.
919 2007-04-26 Richard Sandiford <richard@codesourcery.com>
920 Mark Mitchell <mark@codesourcery.com>
922 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
923 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
924 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
926 2007-04-26 Richard Sandiford <richard@codesourcery.com>
929 * doc/invoke.texi (%:print-asm-header): Document.
930 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
932 (static_spec_functions): Add print-asm-header.
933 (main): Print a banner before the --target-help linker options.
934 (print_asm_header_spec_function): New function.
936 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
939 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
940 (movsf_ie): Likewise.
942 2007-04-25 Paolo Carlini <pcarlini@suse.de>
944 * doc/extend.texi ([Type Traits]): Adjust per N2255.
946 2007-04-25 Bob Wilson <bob.wilson@acm.org>
948 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
950 (__umodsi3, __modsi3): Likewise.
952 2007-04-25 Dirk Mueller <dmueller@suse.de>
954 * c-typeck.c (build_compound_expr): Annotate warning()
955 call with OPT_Wunused_value.
956 * tree-ssa.c (warn_uninit): Annotate warning with
958 * c-common.c (handle_sentinel_attribute): Annotate warning
959 call with OPT_Wattributes.
961 2007-04-25 Thiemo Seufer <ths@mips.com>
963 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
965 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
966 on to the assembler. Improve handling of -mno-mips16. Add handling
967 of -mno-mips3d, -mno-dsp, -mno-dspr2.
968 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
969 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
970 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
972 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
975 * config/i386/winnt.c (i386_pe_file_end): Strip only
976 USER_LABEL_PREFIX when writing export name.
978 2007-04-25 Richard Sandiford <richard@codesourcery.com>
980 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
981 sh/elf.h, vx-common.h and vxworks.h.
982 * config/sh/sh.h: Include config/vxworks-dummy.h.
983 (SUBTARGET_OVERRIDE_OPTIONS): Define.
984 (OVERRIDE_OPTIONS): Use it.
985 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
986 (vxworks_picreg): New pattern.
987 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
988 VXWORKS_OS_CPP_BUILTINS.
989 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
990 to their VXWORKS_* equivalents.
991 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
992 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
993 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
994 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
995 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
996 -mrtp/-fPIC multilibs.
997 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
998 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
999 (MULTILIB_OSDIRNAMES): Delete.
1001 2007-04-25 Anatoly Sokolov <aesok@post.ru>
1004 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
1006 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
1008 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
1009 rounding mode to be specified by the caller.
1010 (real_to_mpfr) Likewise.
1011 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
1012 include new arguments.
1013 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
1015 2007-04-24 Ian Lance Taylor <iant@google.com>
1017 PR tree-optimization/31605
1018 * tree-vrp.c (set_value_range): Check that min and max are not
1019 both overflow infinities.
1020 (set_value_range_to_value): New static function.
1021 (extract_range_from_binary_expr): Call set_value_range_to_value.
1022 (extract_range_from_cond_expr): Likewise.
1023 (extract_range_from_expr): Likewise.
1024 (extract_range_from_unary_expr): Likewise. Don't create a range
1025 which overflows on both sides.
1026 (vrp_meet): Check for a useless range.
1027 (vrp_visit_phi_node): If we see a constant which looks like an
1028 overflow infinity, turn off the TREE_OVERFLOW flag.
1030 2007-04-24 Ian Lance Taylor <iant@google.com>
1032 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
1034 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
1037 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
1038 diagnostic message is being built.
1039 * tree-pretty-print.c (dump_generic_node): Only write the
1040 formatted text into BUFFER's stream if we are not building a
1042 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
1044 * Makefile.in (toplev.o): Depend on tree-pass.h.
1046 2007-04-24 Ian Lance Taylor <iant@google.com>
1048 PR tree-optimization/31602
1049 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
1050 conditionals in the copied loop header.
1051 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
1052 warnings if TREE_NO_WARNING is set.
1053 * doc/invoke.texi (Warning Options): Clarify that
1054 -Wstrict-overflow does not warn about loops.
1056 2007-04-24 Janis Johnson <janis187@us.ibm.com>
1058 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
1059 expand on the comment about _Decimal128 arguments and check the
1060 integer result of the modulus operation; for 64-bit ELF ABI, ensure
1061 that _Decimal128 argument uses even/odd register pair.
1062 (function_arg): Ditto.
1064 2007-04-24 Hui-May Chang <hm.chang@apple.com>
1066 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
1067 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
1069 2007-04-24 Richard Guenther <rguenther@suse.de>
1070 Olga Golovanevsky <olga@il.ibm.com>
1072 * fold-const.c (multiple_of_p): Check for bottom
1075 2007-04-24 Richard Henderson <rth@redhat.com>
1077 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
1078 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
1079 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
1080 looking for non-zero bits shifted out. Avoid a recursive call
1081 when constructing the scalar.
1082 (__floatundisf): Likewise.
1084 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
1086 * dwarf2out.c (field_byte_offset): Move the existing logic
1087 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
1088 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
1090 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1093 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1094 argument of 0 for memset.
1095 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1096 unsigned shift instead of the signed variant.
1098 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1100 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
1101 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
1102 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1103 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1104 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1105 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1106 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1107 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1108 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1109 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1110 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1111 "mul<mode>3", "div<mode>3"): Insn definitions added.
1112 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1113 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1114 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1115 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1116 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1117 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1118 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1119 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1120 TARGET_FLOAT_FORMAT): Macro definitions removed.
1121 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1122 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1123 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1124 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1125 (s390_gen_rtx_const_DI): Function removed.
1126 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1128 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1130 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1131 over an external ffs function.
1133 2007-04-24 Chao-ying Fu <fu@mips.com>
1134 Richard Sandiford <richard@nildram.co.uk>
1136 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1137 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1138 (smadd_widen_optab, umadd_widen_optab): Define.
1139 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1141 * genopinit.c (optabs): Fill in smadd_widen_optab and
1143 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1144 and umadd_widen_optab to implement multiply-add sequences.
1145 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1146 (<u>maddsidi4): ...this. Extend condition to include
1147 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1148 of operand 0 to "ka" and use the three-operand form of madd<u>
1150 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1152 * config/mips/constraints.md (ka): New register constraint.
1154 2007-04-24 Jan Hubicka <j@suse.cz>
1158 2007-04-23 Jan Hubicka <jh@suse.cz>
1159 * function.c (init_function_start): Don't init line number info.
1160 (expand_function_end): Update.
1161 (reset_block_changes, record_block_change, finalize_block_changes,
1162 check_block_change, free_block_changes): Kill.
1163 * function.h (reset_block_changes, record_block_change,
1164 finalize_block_changes, check_block_change, free_block_changes): Remove
1166 (struct function): Remove ib_boundaries_block.
1167 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1168 Use curr_insn_locator to initialize locator.
1169 (emit_line_note): Remove.
1170 * cfgexpand.c (expand_gimple_cond_expr): Update.
1171 (construct_exit_block): Likewise.
1172 (tree_expand_cfg): Initialize/finalize locators.
1173 * expr.c (expand_expr_real): Update.
1174 * cfglayout.c (line_locators_locs, line_locators_lines,
1175 file_locators_locs, file_locators_files): Remove.
1176 (set_block_levels): Move to cfgexpand.c.
1177 (insn_locators_initialize): Remove.
1178 (pass_insn_locators_initialize): Remove.
1179 (locations_locators_locs, locations_locators_vals): New static vars.
1180 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1182 (insn_locators_alloc, insn_locators_finalize,
1183 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1185 (locator_location): New.
1186 (locator_line, locator_file): Rewrite.
1187 * rtl.h (emit_line_note): Kill.
1188 (insn_locators_alloc, insn_locators_finalize,
1189 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1191 * tree-inline.c (initialize_cfun): Do not initialize
1192 ib_boundaries_block.
1193 * passes.c (pass_insn_locators_initialize): Remove.
1195 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1197 * doc/invoke.texi: Removed leading '-' from option index entries.
1199 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1201 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1203 (create_phi_node): Use set_phi_nodes.
1204 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1205 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1206 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1207 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1208 (bsi_start, bsi_last): Use bb_stmt_list.
1209 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1210 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1211 Traverse the statements using tsi iterator.
1212 * basic-block.h (struct basic_block_def): Fields stmt_list
1213 and phi_nodes moved to ...
1214 (struct tree_bb_info): ... new structure.
1215 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1216 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1217 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1218 (tree_verify_flow_info): Verify that il.tree is not set for
1219 entry and exit block.
1220 (tree_split_block): Use set_bb_stmt_list.
1222 2007-04-23 Mike Stump <mrs@apple.com>
1224 * config/i386/i386.c (ix86_tune_features
1225 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1228 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1230 * config/i386/i386.md (prefix_extra): New attribute.
1231 (length): Add prefix_extra.
1233 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1234 (sse2_movntv2di): Likewise.
1235 (sse2_cvtps2dq): Likewise.
1236 (sse2_cvtpd2pi): Likewise.
1237 (sse2_cvttpd2pi): Likewise.
1238 (*sse2_cvtpd2ps): Likewise.
1239 (*add<mode>3): Likewise.
1240 (sse2_ssadd<mode>3): Likewise.
1241 (sse2_usadd<mode>3): Likewise.
1242 (*sub<mode>3): Likewise.
1243 (sse2_sssub<mode>3): Likewise.
1244 (sse2_ussub<mode>3): Likewise.
1245 (*mulv8hi3): Likewise.
1246 (*smulv8hi3_highpart): Likewise.
1247 (*umulv8hi3_highpart): Likewise.
1248 (sse2_umulv2siv2di3): Likewise.
1249 (sse2_pmaddwd): Likewise.
1250 (ashr<mode>3): Likewise.
1251 (lshr<mode>3): Likewise.
1252 (ashl<mode>3): Likewise.
1253 (sse2_ashlti3): Likewise.
1254 (sse2_lshrti3): Likewise.
1255 (*umaxv16qi3): Likewise.
1256 (*smaxv8hi3): Likewise.
1257 (*uminv16qi3): Likewise.
1258 (*sminv8hi3): Likewise.
1259 (sse2_eq<mode>3): Likewise.
1260 (sse2_gt<mode>3): Likewise.
1261 (*and<mode>3): Likewise.
1262 (sse2_nand<mode>3): Likewise.
1263 (*ior<mode>3): Likewise.
1264 (*xor<mode>3): Likewise.
1265 (sse2_packsswb): Likewise.
1266 (sse2_packssdw): Likewise.
1267 (sse2_packuswb): Likewise.
1268 (sse2_punpckhbw): Likewise.
1269 (sse2_punpcklbw): Likewise.
1270 (sse2_punpckhwd): Likewise.
1271 (sse2_punpcklwd): Likewise.
1272 (sse2_punpckhdq): Likewise.
1273 (sse2_punpckldq): Likewise.
1274 (sse2_punpckhqdq): Likewise.
1275 (sse2_punpcklqdq): Likewise.
1276 (*sse2_pinsrw): Likewise.
1277 (*sse2_pextrw): Likewise.
1278 (sse2_pshufd_1): Likewise.
1279 (sse2_uavgv16qi3): Likewise.
1280 (sse2_uavgv8hi3): Likewise.
1281 (sse2_psadbw): Likewise.
1282 (sse2_pmovmskb): Likewise.
1283 (*sse2_maskmovdqu): Likewise.
1284 (*sse2_maskmovdqu_rex64): Likewise.
1285 (sse4a_extrqi): Likewise.
1286 (sse4a_extrq): Likewise.
1287 (sse3_lddqu): Set prefix_rep.
1288 (sse3_addsubv4sf3): Likewise.
1289 (sse3_haddv4sf3): Likewise.
1290 (sse3_hsubv4sf3): Likewise.
1291 (sse_cvtss2si): Likewise.
1292 (sse_cvtss2si_2): Likewise.
1293 (sse_cvtss2siq): Likewise.
1294 (sse_cvtss2siq_2): Likewise.
1295 (sse_cvttss2si): Likewise.
1296 (sse_cvttss2siq): Likewise.
1297 (sse2_cvttps2dq): Likewise.
1298 (sse3_movshdup): Likewise.
1299 (sse3_movsldup): Likewise.
1300 (sse2_cvtsd2si): Likewise.
1301 (sse2_cvtsd2si_2): Likewise.
1302 (sse2_cvtsd2siq): Likewise.
1303 (sse2_cvtsd2siq_2): Likewise.
1304 (sse2_cvttsd2si): Likewise.
1305 (sse2_cvttsd2siq): Likewise.
1306 (*sse2_cvtpd2dq): Likewise.
1307 (*sse2_cvttpd2dq): Likewise.
1308 (sse2_pshuflw_1): Likewise.
1309 (sse2_pshufhw_1): Likewise.
1310 (sse4a_insertqi): Likewise.
1311 (sse4a_insertq): Likewise.
1312 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1313 (ssse3_phadddv4si3): Likewise.
1314 (ssse3_phaddswv8hi3): Likewise.
1315 (ssse3_phsubwv8hi3): Likewise.
1316 (ssse3_phsubdv4si3): Likewise.
1317 (ssse3_phsubswv8hi3): Likewise.
1318 (ssse3_pmaddubswv8hi3): Likewise.
1319 (ssse3_pmulhrswv8hi3): Likewise.
1320 (ssse3_pshufbv16qi3): Likewise.
1321 (ssse3_psign<mode>3): Likewise.
1322 (ssse3_palignrti): Likewise.
1323 (abs<mode>2): Likewise.
1324 (ssse3_phaddwv4hi3): Set prefix_extra.
1325 (ssse3_phadddv2si3): Likewise.
1326 (ssse3_phaddswv4hi3): Likewise.
1327 (ssse3_phsubwv4hi3): Likewise.
1328 (ssse3_phsubdv2si3): Likewise.
1329 (ssse3_phsubswv4hi3): Likewise.
1330 (ssse3_pmaddubswv4hi3): Likewise.
1331 (ssse3_pmulhrswv4hi3): Likewise.
1332 (ssse3_pshufbv8qi3): Likewise.
1333 (ssse3_psign<mode>3): Likewise.
1334 (ssse3_palignrdi): Likewise.
1335 (abs<mode>2): Likewise.
1336 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1337 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1338 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1340 2007-04-23 Nick Clifton <nickc@redhat.com>
1342 * params.def: Fix formatting of emacs local variables.
1344 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1346 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1347 move if inter-unit move isn't allowed.
1348 Don't split moving the first element of V2DI to DI to inter-unit
1349 move if inter-unit move isn't allowed.
1351 2007-04-23 Richard Guenther <rguenther@suse.de>
1353 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1354 and CDI_POST_DOMINATORS separately.
1356 2007-04-23 Nick Clifton <nickc@redhat.com>
1358 * c.opt (Wformat-contains-nul): Add warning attribute.
1360 2007-04-23 Jan Hubicka <jh@suse.cz>
1362 * function.c (init_function_start): Don't init line number info.
1363 (expand_function_end): Update.
1364 (reset_block_changes, record_block_change, finalize_block_changes,
1365 check_block_change, free_block_changes): Kill.
1366 * function.h (reset_block_changes, record_block_change,
1367 finalize_block_changes, check_block_change, free_block_changes): Remove
1369 (struct function): Remove ib_boundaries_block.
1370 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1371 Use curr_insn_locator to initialize locator.
1372 (emit_line_note): Remove.
1373 * cfgexpand.c (expand_gimple_cond_expr): Update.
1374 (construct_exit_block): Likewise.
1375 (tree_expand_cfg): Initialize/finalize locators.
1376 * expr.c (expand_expr_real): Update.
1377 * cfglayout.c (line_locators_locs, line_locators_lines,
1378 file_locators_locs, file_locators_files): Remove.
1379 (set_block_levels): Move to cfgexpand.c.
1380 (insn_locators_initialize): Remove.
1381 (pass_insn_locators_initialize): Remove.
1382 (locations_locators_locs, locations_locators_vals): New static vars.
1383 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1385 (insn_locators_alloc, insn_locators_finalize,
1386 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1388 (locator_location): New.
1389 (locator_line, locator_file): Rewrite.
1390 * rtl.h (emit_line_note): Kill.
1391 (insn_locators_alloc, insn_locators_finalize,
1392 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1394 * tree-inline.c (initialize_cfun): Do not initialize
1395 ib_boundaries_block.
1396 * passes.c (pass_insn_locators_initialize): Remove.
1398 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1401 * expr.c (reduce_to_bit_field_precision): Handle
1404 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
1406 PR tree-optimization/24659
1407 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
1408 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
1409 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
1410 * genopinit.c (optabs): Rename vec_pack_mod_optab
1411 to vec_pack_trunc_optab.
1412 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
1413 early for scalar floating point operands for NOP_EXPR.
1414 (vectorizable_type_promotion): Ditto.
1415 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
1416 vec_pack_trunc_optab.
1417 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
1419 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
1420 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
1421 Rename from VEC_PACK_MOD_EXPR.
1422 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
1423 * expr.c (expand_expr_real_1): Ditto.
1424 * tree-inline.c (estimate_num_insns_1): Ditto.
1425 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1427 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
1428 (vec_unpacks_lo_v4sf): Ditto.
1429 (vec_pack_trunc_v2df): Ditto.
1430 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
1431 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1432 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
1434 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
1436 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1438 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
1439 Rename from VEC_PACK_MOD_EXPR. This expression also represent
1440 packing of floating point operands.
1441 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
1442 represent unpacking of floating point operands.
1443 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
1444 [vec_unpacks_hi]: Ditto.
1445 [vec_unpacks_lo]: Ditto.
1447 2007-04-22 Jan Hubicka <jh@suse.cz>
1449 * final.c (rest_of_handle_final): Call
1450 targetm.asm_out.constructor/targetm.asm_out.destructor
1451 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
1452 proper priority via decl_*_priority_insert.
1453 * c-common.c (c_expand_body): Likewise.
1455 2007-04-22 Richard Guenther <rguenther@suse.de>
1457 PR tree-optimization/29789
1458 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
1459 (rewrite_reciprocal): New helper split out from
1460 determine_invariantness_stmt.
1461 (rewrite_bittest): Likewise.
1462 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
1463 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
1466 2007-04-22 Revital Eres <eres@il.ibm.com>
1468 * loop-unroll.c (var_to_expand): New field to support also
1469 insns of the form x = something + x.
1470 (analyze_insn_to_expand_var): Use it.
1471 (expand_var_during_unrolling): Likewise.
1473 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1475 * predict.c: Include pointer-set.h.
1476 (bb_predictions): New variable.
1477 (tree_predicted_by_p, tree_predict_edge,
1478 remove_predictions_associated_with_edge): Use bb_predictions map
1479 instead of bb->predictions.
1480 (clear_bb_predictions, assert_is_empty): New functions.
1481 (combine_predictions_for_bb): Use bb_predictions map. Call
1482 clear_bb_predictions.
1483 (tree_estimate_probability): Create and free bb_predictions map.
1484 * Makefile.in (predict.o): Add pointer-set.h dependency.
1485 * basic-block.h (struct basic_block_def): Remove predictions
1487 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
1489 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1492 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
1495 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1497 * timevar.c (timevar_print): Change reference of --disable-checking to
1498 --enable-checking=release. Also warn if assert checking is disabled.
1500 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1503 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
1504 decl as addressable if the compound literal was marked as
1506 Mark the decl as a gimple register if it is a complex or
1507 vector decl and does not live in memory.
1509 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1511 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
1512 (GENERIC_NEXT): New function macro.
1513 (PHI_CHAIN): Use phi_node's new chain variable.
1514 (tree_phi_node): Change tree_common to tree_base
1515 and add the chain field.
1516 * tree-phinodes.c (make_phi_node): Don't set
1517 TREE_TYPE on the new node.
1518 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
1519 instead of checking GIMPLE_TUPLE_P in chain_next.
1520 * tree-vect-transform.c
1521 (get_initial_def_for_induction): Look at
1522 PHI_RESULT_TREE for the type of the phi node.
1523 (update_vuses_to_preheader): Use PHI_CHAIN
1524 instead of TREE_CHAIN on the phi node.
1525 * tree-ssa-structalias.c (compute_points_to_sets):
1527 (ipa_pta_execute): Likewise.
1529 2007-04-21 Richard Guenther <rguenther@suse.de>
1532 * fold-const.c (fold_unary): Call fold_convert_const on the
1535 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
1537 * gcse.c (store_killed_in_insn): Handle PARALLELs.
1538 (store_killed_in_pat): New.
1540 2007-04-20 Richard Henderson <rth@redhat.com>
1543 * config/i386/i386.c (type_has_variadic_args_p): Look for any
1544 TREE_LIST with a void_type_node value, not void_list_node exactly.
1546 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
1548 * doc/standards.texi: Re-arrange into language-specific
1549 subsections. Add a C++ section, documenting which standards we
1552 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1554 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
1555 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
1557 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
1559 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
1560 ecrti.o and crtbegin.o.
1561 (LIB_DEFAULT_SPEC): Include -lc.
1562 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
1564 2007-04-20 Richard Henderson <rth@redhat.com>
1567 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
1568 argument; update all callers.
1569 (get_unaligned_offset): New.
1570 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
1571 get_unaligned_address, just pass on the address directly.
1572 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
1573 the subreg in the helper patterns.
1574 (unaligned_extendqidi_le): Use get_unaligned_offset.
1575 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
1576 (unaligned_extendhidi_be): Likewise.
1577 (unaligned_extendhidi): Tidy.
1578 * config/alpha/alpha-protos.h: Update.
1580 2007-04-20 Richard Henderson <rth@redhat.com>
1582 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
1583 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1584 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
1585 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1586 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1587 (CPP_SPEC): Don't include %(cpp_subtarget).
1588 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
1589 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1590 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
1592 2007-04-20 Jakub Jelinek <jakub@redhat.com>
1594 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
1595 for __builtin_ia32_cmpordss.
1597 PR tree-optimization/31632
1598 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1599 and arg1 for optimizations of comparison against min/max values.
1600 Fold arg0 to arg1's type for optimizations of comparison against
1601 min+1 and max-1 values.
1603 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
1605 * reload.c (combine_reloads): When trying to use a dying register,
1606 check whether it's uninitialized and don't use if so.
1608 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
1610 * fold-const.c: Remove prototypes for native_encode_expr and
1611 native_interpret_expr.
1612 (native_encode_expr): Make non-static.
1613 (native_interpret_expr): Likewise.
1614 * tree.h: Add prototypes for the above.
1616 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1618 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
1619 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
1620 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
1621 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
1622 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
1623 Add length attributes.
1625 2007-04-19 Janis Johnson <janis187@us.ibm.com>
1627 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
1630 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
1631 __STDC_WANT_DEC_FP__.
1633 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1635 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
1636 for long double compatibility.
1637 * configure: Regenerate.
1639 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1641 PR rtl-optimization/29841
1642 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
1644 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
1645 that may cause control flow transfer from being moved.
1647 2007-04-18 Jan Hubicka <jh@suse.cz>
1649 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
1652 2007-04-18 Eric Christopher <echristo@apple.com>
1654 * config/rs6000/darwin.md (load_macho_picbase): Use link register
1655 only. Update operands.
1656 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
1657 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
1658 link register to pic register.
1660 2007-04-18 Dirk Mueller <dmueller@suse.de>
1663 * tree-vrp.c (search_for_addr_array): New.
1664 (check_array_bounds): Suppress warning about
1665 address taken of array refs if its not de-referenced.
1667 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1669 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
1670 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
1672 * tree-vectorizer.h (NITERS_KNOWN_P): New.
1673 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
1674 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
1676 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1678 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
1680 (vect_analyze_scalar_cycles): Fix indentation.
1681 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
1682 (vect_mark_relevant): Include phis in relevance analysis.
1684 * tree-vect-transform.c (vect_transform_loop): Add an assert.
1686 2007-04-18 Anatoly Sokolov <aesok@post.ru>
1688 * config/avr/avr.c (ptrreg_to_str): Replace error() with
1689 output_operand_lossage().
1691 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1693 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
1694 the unused code for reduction without adjust-in-epilog to simplify the
1697 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
1699 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
1700 (S390_TDC_NEGATIVE_ZERO): New constant.
1701 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
1702 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
1703 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
1704 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
1705 (S390_TDC_POSITIVE_INFINITY): New constant.
1706 (S390_TDC_NEGATIVE_INFINITY): New constant.
1707 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
1708 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
1709 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
1710 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
1711 (S390_TDC_INFINITY): New constant.
1712 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
1713 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
1714 optimization for UNSPEC_CCZ_TO_INT.
1715 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
1716 ("*ccz_to_int"): New insn.
1717 ("isinf<mode>2"): New insn.
1718 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
1719 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
1720 (UNSPEC_CCZ_TO_INT): New constant.
1722 2007-04-18 Richard Guenther <rguenther@suse.de>
1724 PR tree-optimization/19431
1725 PR tree-optimization/21463
1726 * tree-pass.h (pass_phiprop): Declare.
1727 * passes.c (init_optimization_passes): New phiprop pass.
1728 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
1729 (phivn_valid_p): New helper function.
1730 (phiprop_insert_phi): Likewise.
1731 (propagate_with_phi): Likewise.
1732 (tree_ssa_phiprop): New propagator propagating loads
1733 through phi nodes if profitable.
1735 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1737 * tree-vect-analyze.c (process_use): New function.
1738 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
1739 Check phis in all bbs.
1740 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
1743 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1745 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
1748 2007-04-17 Anatoly Sokolov <aesok@post.ru>
1751 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1754 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
1756 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1758 (sse_vmmulv4sf3): Likewise.
1759 (sse2_vmaddv2df3): Likewise.
1760 (sse2_vmmulv2df3): Likewise.
1762 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
1764 PR rtl-optimization/31360
1765 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
1766 (target_reg_cost): New.
1767 (init_set_costs): Initialize target_reg_cost. Add comments
1768 regarding the rationale of the costs.
1769 (global_cost_for_size): Renamed to...
1770 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
1771 of register pressure.
1772 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
1773 estimate_reg_pressure_cost. Add number of ivs.
1774 (determine_set_costs): Dump target_reg_cost.
1775 * loop-invariant.c (gain_for_invariant): Use
1776 estimate_reg_pressure_cost. Removed n_inv_uses argument.
1777 (best_gain_for_invariant, find_invariants_to_move): Remove
1779 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
1780 (target_reg_cost): Declare.
1781 (global_cost_for_size): Declaration removed.
1782 (estimate_reg_pressure_cost): Declare.
1784 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
1786 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
1787 regnos into even/odd register pairs.
1788 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
1789 TDmode similar to the other floating point modes.
1790 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
1791 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
1793 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
1794 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
1795 (movdd_hardfloat64): Use TARGET_MFPGPR.
1797 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
1799 * reload1.c (delete_output_reload): Don't count output in n_inherited.
1802 2005-01-05 Richard Henderson <rth@redhat.com>
1804 * reload1.c (do_input_reload): Restrict the optimization deleteing
1805 a previous output reload to RELOAD_FOR_INPUT.
1807 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
1809 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
1810 induc_vec_info_type.
1811 (vectorizable_induction): New function declaration.
1812 * tree-vect-transform.c (get_initial_def_for_induction): No need to
1813 check if already vectorized. Find first place in BB where new stmts
1814 can be inserted. Takes only one argument.
1815 (vectorizable_induction): New function.
1816 (vect_transform_stmt): Add case for induc_vec_info_type to call
1817 vectorizable_induction.
1818 (vect_transform_loop): Consider phis for vectorization.
1819 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
1821 (analyze_operations): Call vectorizable_induction when analyzing phis.
1823 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
1824 (vect_mark_relevant): Include phis in relevance analysis.
1825 (vect_mark_stmts_to_be_vectorize): Likewise.
1826 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
1828 2007-04-16 Lawrence Crowl <crowl@google.com>
1830 * doc/invoke.texi (Debugging Options): Add documentation for the
1831 -femit-struct-debug options -femit-struct-debug-baseonly,
1832 -femit-struct-debug-reduced, and
1833 -femit-struct-debug-detailed[=...].
1835 * c-opts.c (c_common_handle_option): Add
1836 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
1837 and OPT_femit_struct_debug_detailed_.
1838 * c.opt: Add specifications for
1839 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
1840 and -femit-struct-debug-detailed[=...].
1841 * opts.c (set_struct_debug_option): Parse the
1842 -femit-struct-debug-... options.
1843 * opts.c (matches_main_base, main_input_basename,
1844 main_input_baselength, base_of_path, matches_main_base): Add
1845 variables and functions to compare header base name to compilation
1847 * opts.c (should_emit_struct_debug): Add to determine to emit a
1848 structure based on the option.
1849 (dump_struct_debug) Also disabled function to debug this
1851 * opts.c (handle_options): Save the base name of the
1854 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
1855 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
1856 This hook indicates if a type is generic. Set it by default
1858 * langhooks.h (struct lang_hooks_for_types): Add a new hook
1859 to determine if a struct type is generic or not.
1860 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
1861 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
1862 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
1865 * flags.h (enum debug_info_usage): Add an enumeration to describe
1866 a program's use of a structure type.
1867 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
1868 to indicate the program's usage of the type. Filter structs based
1869 on the -femit-struct-debug-... specification.
1870 (gen_type_die): Split into two routines, gen_type_die and
1871 gen_type_die_with_usage. gen_type_die is now a wrapper
1872 that assumes direct usage.
1873 (gen_type_die_with_usage): Replace calls to gen_type_die
1874 with gen_type_die_with_usage adding the program usage of
1875 the referenced type.
1876 (dwarf2out_imported_module_or_decl): Suppress struct debug
1877 information using should_emit_struct_debug when appropriate.
1879 2007-04-16 Ian Lance Taylor <iant@google.com>
1881 PR tree-optimization/31522
1882 * tree-vrp.c (vr_phi_edge_counts): New static variable.
1883 (vrp_initialize): Allocate vr_phi_edge_counts.
1884 (vrp_visit_phi_node): Don't push to infinity if we saw a new
1885 executable edge. Drop test for all constants.
1886 (vrp_finalize): Free vrp_phi_edge_counts.
1888 * doc/cpp.texi (Common Predefined Macros): Clarify description of
1889 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1891 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
1892 predecessors at head rather than tail.
1894 2007-04-16 Matthias Klose <doko@debian.org>
1896 * config/alpha/linux.h (CPP_SPEC): Define.
1897 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
1899 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
1901 * function.h: Remove sequence_stack extern declaration.
1903 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1905 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
1907 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
1910 2007-04-16 Anatoly Sokolov <aesok@post.ru>
1912 * config/avr/avr.c (avr_arch_types): Rearranging array.
1913 (enum avr_arch): Add.
1914 (avr_mcu_types): Use avr_arch enumeration constants instead of
1916 * config/avr/avr.h (LINK_SPEC): Simplify.
1918 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
1920 * config/m68k/m68k.c (m68k_libcall_value,
1921 m68k_function_value): Use macros for register names more.
1923 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
1925 (M68K_REGNAME): Use A6_REG.
1926 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
1928 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1931 * sched-int.h (struct deps): Split field 'pending_lists_length' into
1932 'pending_read_list_length' and 'pending_write_list_length'. Update
1934 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
1935 to handle two length counters instead of one. Update all uses.
1936 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
1937 two length counters instead of one.
1938 * sched-rgn.c (propagate_deps): Update to handle two length counters
1941 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
1944 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
1945 copy of source, pass it to ix86_expand_vector_set and return
1948 2007-04-16 David Ung <davidu@mips.com>
1949 Joseph Myers <joseph@codesourcery.com>
1951 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
1952 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
1953 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
1954 Add 74K processor information.
1955 * config/mips/mips.md: Include 74k.md.
1956 (cpu): Add 74kc,74kf,74kx.
1957 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
1958 * config/mips/74k.md: New.
1959 * doc/invoke.texi (MIPS Options): Document 74K support.
1961 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
1963 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
1964 vectorizable_* functions.
1965 * tree-vect-transform.c (vectorizable_call): Add check for
1966 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
1967 (vectorizable_store): likewise.
1968 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
1970 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1971 (vectorizable_type_promotion, vectorizable_load): Likewise.
1972 (vectorizable_live_operation, vectorizable_condition): Likewise.
1973 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
1975 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
1977 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1979 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
1980 register numbers more.
1981 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
1982 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
1983 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
1984 FUNCTION_VALUE_REGNO_P): Likewise.
1985 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
1986 STATIC_CHAIN_REGNUM): Likewise.
1987 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
1988 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
1989 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
1990 * config/m68k/m68k.md (FP_REG): New.
1992 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1994 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
1997 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
1999 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
2000 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
2003 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2005 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
2008 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2011 * c-decl.c (finish_decl): Grab the type of the decl after the call
2012 to store_init_value.
2014 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
2016 * common.opt (fforward-propagate): Fix "Optimization" annotation.
2018 2007-04-14 Jakub Jelinek <jakub@redhat.com>
2021 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
2022 post dominators and cleanup cfg before returning.
2024 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
2026 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
2027 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
2029 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
2031 * config.gcc: Recognize fido.
2032 * config/m68k/m68k-devices.def (fidoa): New.
2033 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
2035 (FL_FIDOA, TARGET_FIDOA): New.
2036 * config/m68k/m68k.opt (mfidoa): New.
2038 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2041 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
2042 when a personality function is used.
2044 2007-04-13 Bob Wilson <bob.wilson@acm.org>
2046 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
2048 2007-04-13 Mike Stump <mrs@apple.com>
2050 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
2052 * config/darwin.opt (fapple-kext): Make C++ only.
2053 * config/darwin.c (darwin_override_options): Remove code to ensure
2054 -fapple-kext is given for C++ only.
2056 2007-04-13 Richard Sandiford <richard@codesourcery.com>
2058 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
2059 * config/mips/mips.c (override_options): Call
2060 SUBTARGET_OVERRIDE_OPTIONS, if defined.
2062 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2064 * config/i386/i386.opt (msvr3-shlib): Removed.
2066 * doc/invoke.texi: Remove -msvr3-shlib.
2068 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2070 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
2071 with "popcnt" instruction.
2073 2007-04-13 Richard Guenther <rguenther@suse.de>
2075 PR tree-optimization/21258
2076 * tree-vrp.c (compare_case_labels): New helper.
2077 (find_switch_asserts): New function.
2078 (find_assert_locations): Call it for SWITCH_EXPRs.
2080 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
2082 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
2083 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
2084 check is now implied in X87_FLOAT_MODE_P.
2085 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2086 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2087 (fix_trunc<mode>_i386_fisttp): Ditto.
2088 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2089 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2090 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2091 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2092 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2093 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2094 (unnamed_splitters): Ditto.
2095 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
2096 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
2097 FIRST_SSE_REG for local functions when SSE math is enabled or
2098 for functions with sseregparm attribute.
2099 (standard_80387_constant_p): Return -1 if mode is not
2101 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
2102 (ix86_expand_compare): Ditto.
2103 (ix86_expand_carry_flag_compare): Ditto.
2104 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2105 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2106 DECIMAL_FLOAT_MODE_P.
2107 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2108 of SCALAR_FLOAT_MODE_P.
2109 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2110 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2111 checks before FLOAT_MODE_P.
2112 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2113 before FLOAT_MODE_P.
2118 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2120 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2121 Charles Wilson <libtool@cwilson.fastmail.fm>
2123 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2124 (libgcc.mvars): Don't depend on them.
2125 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2126 * exec-tool.in: New.
2128 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2130 * doc/invoke.text (--help): Document --help=common.
2132 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2134 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2136 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2138 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2139 * genemit.c (main): Emit #include "integrate.h".
2140 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2141 (LOADGP_RTP): New mips_loadgp_style.
2142 * config/mips/mips.h: Include config/vxworks-dummy.h.
2143 (TARGET_RTP_PIC): New macro.
2144 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2145 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2146 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2148 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2149 -mvxworks-pic when using -mrtp and a PIC option.
2150 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2152 (mips_symbolic_constant_p, mips_symbolic_address_p)
2153 (mips_symbol_insns): Handle SYMBOL_HALF.
2154 (override_options): Warn about -G and -mrtp being used together.
2155 Initialize mips_lo_relocs[SYMBOL_HALF].
2156 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2157 (mips_emit_loadgp): Handle LOADGP_RTP.
2158 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2159 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2160 (tablejump): Handle function-relative case table entries if
2162 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2164 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2166 * config/mips/mips.md (load_call<mode>): Allow any general register.
2168 (sibcall_value_internal, sibcall_value_multiple_internal)
2169 (call_value_internal, call_value_split, call_value_multiple_internal)
2170 (call_value_multiple_split): Remove constraints from operand 0.
2172 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2174 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2175 rather than loadgp_noshared.
2176 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2177 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2179 * config/mips/mips.md (loadgp): Rename to...
2180 (loadgp_newabi): ...this.
2181 (loadgp_noshared): Rename to...
2182 (loadgp_absolute): ...this.
2184 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2186 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2187 false for locally-binding symbols.
2188 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2190 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2192 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2193 (SYMBOL_GOT_PAGE_OFST): ...this.
2194 (SYMBOL_GOT_GLOBAL): Rename to...
2195 (SYMBOL_GOT_DISP): ...this.
2196 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2197 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2198 * config/mips/mips.c (mips_global_symbol_p): New function.
2199 (mips_symbol_binds_local_p): Likewise.
2200 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2201 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2202 and mips_symbol_binds_local_p.
2203 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2204 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2205 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2207 (mips_ok_for_lazy_binding_p): New function.
2208 (mips_load_call_address, mips_expand_call): Use it.
2209 (mips_dangerous_for_la25_p): Likewise.
2210 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2211 (*got_disp<mode>): Use got_disp_operand instead of
2212 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2213 SYMBOL_GOTOFF_GLOBAL.
2214 (*got_page<mode>): Use got_page_ofst_operand instead of
2216 * config/mips/predicates.md (const_call_insn_operand): Use
2217 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2218 (global_got_operand): Rename to...
2219 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2221 (local_got_operand): Rename to...
2222 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2223 of SYMBOL_GOT_LOCAL.
2225 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2227 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2228 TARGET_CALL_CLOBBERED_GP.
2229 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2230 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2231 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2232 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2233 of TARGET_ABICALLS && !TARGET_NEWABI.
2234 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2235 * config/mips/mips.c (mips_load_call_address): Check
2236 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2237 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2238 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2239 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2240 TARGET_ABICALLS && TARGET_NEWABI.
2241 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2243 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2244 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2245 TARGET_ABICALLS && TARGET_NEWABI.
2246 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2247 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2248 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2249 whether indirect calls must use $25.
2250 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2252 * config/mips/mips.md (jal_macro): Check flag_pic and
2253 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2254 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2255 instead of TARGET_ABICALLS.
2256 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2257 TARGET_ABICALLS && TARGET_OLDABI.
2258 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2259 (sibcall): In the comment above the define_insn, mention
2260 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2261 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2262 instead of TARGET_ABICALLS.
2264 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2266 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2267 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2268 (MACFLAGS_MATCH_P): New macro.
2269 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2270 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2271 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2272 the other MACFLAG constants.
2273 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2274 (flag_machi): Tighten constraints. Renumber some of the operands.
2275 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2277 (flag_machi_parts_acconly): New pattern.
2278 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2280 (flag_macinit1hi): Tighten constraints.
2281 (flag_mul_macv2hi_parts_acconly): New pattern.
2283 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2284 Use a more efficient implementation.
2285 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2286 inline sequences when not optimizing for size.
2288 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2289 movhi_high2low): Delete, merge functionality into...
2290 (packv2hi): ... this pattern.
2292 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2293 * config/bfin/bfin.opt (msim): New option.
2294 (mcpu=): New option.
2295 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2296 (bfin_cpu_t): Typedef of enum bfin_cpu.
2297 (bfin_cpu_type): New declaration.
2298 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2299 -msim and -mcpu= options.
2300 (LIB_SPEC): Likewise.
2301 * config/bfin/bfin.c (bfin_cpu_type): Define.
2302 (bfin_handle_option): Handle -mcpu= option.
2303 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2304 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2305 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2307 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2309 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2310 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2311 (powerpc-wrs-vxworksae): Use ${tm_file}.
2312 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2313 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2314 * config/i386/vx-common.h: New file.
2316 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2318 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2321 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2323 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2326 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2330 * c-common.c (c_build_qualified_type): Set canonical type
2333 2007-04-12 Richard Guenther <rguenther@suse.de>
2335 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2336 lower bound and element size if lower bound is not zero
2337 or either of the ARRAY_REF operands is set.
2339 2007-04-12 Richard Guenther <rguenther@suse.de>
2341 PR tree-optimization/24689
2342 PR tree-optimization/31307
2343 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2345 * gimplify.c (canonicalize_addr_expr): To be consistent with
2346 gimplify_compound_lval only set operands two and three of
2347 ARRAY_REFs if they are not gimple_min_invariant. This makes
2348 it never at this place.
2349 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2351 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2353 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2354 null before emitting a .nsubspa directive.
2356 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2358 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2359 need_to_partition_p if there are no memory statements in the
2362 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2364 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2365 (gcd_of_steps_may_divide_p): New function.
2366 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2368 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2370 * reload.c (find_reloads_toplev, find_reloads_address,
2371 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2372 not a pointer equality test, to decide if we need to call
2373 push_reg_equiv_alt_mem.
2375 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2377 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2378 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2379 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2381 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2383 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
2384 vector to be positive.
2386 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2390 * doc/invoke.texi: Document --params max-aliased-vops and
2392 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
2393 debug_memory_partitions): Move to tree-flow.h
2394 * params.h (AVG_ALIASED_VOPS): Define.
2395 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
2397 (mp_info_t): Likewise.
2398 (get_mem_sym_stats_for): New.
2399 (set_memory_partition): Move from tree-flow-inline.h.
2400 (mark_non_addressable): Only clear the set of symbols for the
2401 partition if it exists.
2402 (dump_memory_partitions): Move from tree-ssa-operands.c
2403 (debug_memory_partitions): Likewise.
2404 (need_to_partition_p): New.
2405 (dump_mem_ref_stats): New.
2406 (debug_mem_ref_stats): New.
2407 (dump_mem_sym_stats): New.
2408 (debug_mem_sym_stats): New.
2409 (update_mem_sym_stats_from_stmt): New.
2410 (compare_mp_info_entries): New.
2411 (mp_info_cmp): Call it.
2412 (sort_mp_info): Change argument to a list of mem_sym_stats_t
2414 (get_mpt_for): Move from tree-ssa-operands.c.
2415 (find_partition_for): New.
2416 (create_partition_for): Remove.
2417 (estimate_vop_reduction): New.
2418 (update_reference_counts): New.
2419 (build_mp_info): New.
2420 (compute_memory_partitions): Refactor.
2421 Document new heuristic.
2422 Call build_mp_info, update_reference_counts,
2423 find_partition_for and estimate_vop_reduction.
2424 (compute_may_aliases): Populate virtual operands before
2425 calling debugging dumps.
2426 (delete_mem_sym_stats): New.
2427 (delete_mem_ref_stats): New.
2428 (init_mem_ref_stats): New.
2429 (init_alias_info): Call it.
2430 (maybe_create_global_var): Remove alias_info argument.
2431 Get number of call sites and number of pure/const call sites
2432 from gimple_mem_ref_stats().
2433 (dump_alias_info): Call dump_memory_partitions first.
2434 (dump_points_to_info_for): Show how many times a pointer has
2436 * opts.c (decode_options): For -O2 set --param
2437 max-aliased-vops to 500.
2438 For -O3 set --param max-aliased-vops to 1000 and --param
2439 avg-aliased-vops to 3.
2440 * fortran/options.c (gfc_init_options): Remove assignment to
2442 * tree-flow-inline.h (gimple_mem_ref_stats): New.
2443 * tree-dfa.c (dump_variable): Dump memory reference
2445 Dump NO_ALIAS* settings.
2446 (referenced_var_lookup): Tidy.
2447 (mem_sym_stats): New.
2448 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
2449 and ORIG are different SSA names for a memory partition.
2450 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
2451 * tree-flow.h (struct mem_sym_stats_d): Define.
2452 (mem_sym_stats_t): Define.
2453 (struct mem_ref_stats_d): Define.
2454 (struct gimple_df): Add field mem_ref_stats.
2455 (enum noalias_state): Define.
2456 (struct var_ann_d): Add bitfield noalias_state.
2457 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
2458 debug_mem_ref_stats, debug_memory_partitions,
2459 debug_mem_sym_stats): Declare.
2460 * tree-ssa-structalias.c (update_alias_info): Update call
2461 sites, pure/const call sites and asm sites in structure
2462 returned by gimple_mem_ref_stats.
2463 Remove local variable IS_POTENTIAL_DEREF.
2464 Increase NUM_DEREFS if the memory expression is a potential
2466 Call update_mem_sym_stats_from_stmt.
2467 If the memory references memory, call
2468 update_mem_sym_stats_from_stmt for all the direct memory
2469 symbol references found.
2470 (intra_create_variable_infos): Set noalias_state field for
2471 pointer arguments according to the value of
2472 flag_argument_noalias.
2473 * tree-ssa-structalias.h (struct alias_info): Remove fields
2474 num_calls_found and num_pure_const_calls_found.
2475 (update_mem_sym_stats_from_stmt): Declare.
2476 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
2477 Set default value to 100.
2478 (PARAM_AVG_ALIASED_VOPS): Define.
2480 2007-04-11 Richard Guenther <rguenther@suse.de>
2483 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
2484 a * -b + c as c - a * b if we honor sign dependent rounding.
2486 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2488 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
2490 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
2491 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
2493 (initialize_trampoline): Don't use old-style function definition.
2494 (bfin_secondary_reload): Mark IN_P argument as unused.
2496 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
2498 PR tree-optimization/31343
2499 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
2500 (build_polynomial_chrec): Return a scalar when the evolution is zero.
2501 * testsuite/gcc.dg/vect/pr31343.c: New.
2503 2007-04-10 Eric Christopher <echristo@apple.com>
2505 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
2506 * config/i386/i386.md (*cmpfp0): Use.
2507 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2508 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2509 (fix_trunc<mode>_i386_fisttp): Ditto.
2510 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2511 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2512 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2513 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2514 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2515 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2516 (unnamed_splitters): Ditto.
2517 * config/i386/i386.c (output_fix_trunc): Assert that
2518 we're not being passed a TFmode operand.
2520 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
2522 PR tree-optimization/31526
2523 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
2524 n_basic_blocks to find newly added blocks.
2526 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
2528 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
2530 (fix_trunc<mode>si_sse): Ditto.
2531 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
2532 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
2533 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
2534 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
2535 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
2536 expander using SSEMODEF mode macro.
2537 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
2538 expander using SSEMODEF mode macro.
2539 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
2540 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
2541 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
2542 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
2543 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
2544 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
2545 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
2546 Macroize insn using X87MODEF mode macro.
2548 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
2550 * config/i386/sse.md (sse2_pinsrw): Removed.
2551 (sse2_pextrw): Renamed to ...
2552 (*sse2_pextrw): This.
2554 2007-04-09 Jan Hubicka <jh@suse.cz>
2557 * config/i386/sse.md
2558 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
2559 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
2560 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
2561 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
2563 2007-04-09 Jan Hubicka <jh@suse.cz>
2565 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
2566 multiple fields of union.
2568 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
2570 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
2571 (create_preheaders): Check that loops are available.
2572 (fix_loop_structure): Clean up, improve comments.
2573 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
2574 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
2576 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
2577 * predict.c (tree_estimate_probability): Do not call
2578 calculate_dominance_info. Call create_preheaders.
2579 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
2580 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
2582 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
2583 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
2584 * tree-cfg.c (tree_split_edge): Make an assert more precise.
2585 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
2588 2007-04-08 Jan Hubicka <jh@suse.cz>
2590 * tree.h (maybe_fold_offset_to_component_ref): Declare.
2591 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
2592 * fold-const.c (fold_unary): Use it.
2594 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2596 * varasm.c (assemble_variable): Remove call to
2597 lang_hooks.decls.prepare_assemble_variable.
2598 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
2599 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
2600 * langhooks.h (lang_hooks_for_decls): Remove
2601 prepare_assemble_variable.
2603 2007-04-08 Mike Stump <mrs@apple.com>
2605 * config/i386/i386.c: Use inc/dec on Core2.
2607 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
2609 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
2610 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2611 lhd_tree_inlining_end_inlining): Remove.
2612 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
2613 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
2615 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
2616 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2617 lhd_tree_inlining_end_inlining): Remove prototypes.
2618 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
2619 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
2620 LANG_HOOKS_TREE_INLINING_START_INLINING,
2621 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
2623 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
2626 2007-04-08 Anatoly Sokolov <aesok@post.ru>
2629 * config/avr/predicates.md (io_address_operand): Delete predicate.
2630 (low_io_address_operand): Don't use 'mode' argument.
2631 (higth_io_address_operand): Rename ...
2632 (high_io_address_operand): ... to this. Don't use 'mode' argument.
2633 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
2636 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
2638 Revert change removing staticp.
2640 2007-04-07 Anatoly Sokolov <aesok@post.ru>
2643 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
2646 2007-04-07 Bruce Korb <bkorb@gnu.org>
2648 * c.opt: Add -Wformat-contains-nul.
2649 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
2651 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
2652 the NUL byte warning.
2654 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
2656 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
2658 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2660 * tree.c (staticp): No longer use staticp langhook.
2661 * langhooks.c (lhd_staticp): Removed.
2662 * langhooks.h (struct lang_hooks): Remove staticp.
2663 * c-common.c (c_staticp): Remove.
2664 * c-common.h (c_staticp): Ditto.
2665 * langhooks-defs.h (lhd_staticp): Ditto.
2666 (LHD_HOOKS_STATICP): Ditto
2667 * tree.h (gcc_assert_lowered): New macro.
2669 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2671 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
2672 argument "reliable".
2673 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
2674 Add argument "reliable". Propagate it through calls.
2675 (infer_loop_bounds_from_undefined): Derive number of iterations
2676 estimates from references in blocks that do not dominate loop latch.
2677 (gcov_type_to_double_int): New function.
2678 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
2679 and expected_loop_iterations_unbounded.
2680 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
2681 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
2682 * tree-data-ref.c (estimated_loop_iterations): Export.
2683 (get_references_in_stmt): Fix -- do not return addresses of local
2685 * cfgloop.h (expected_loop_iterations_unbounded,
2686 estimated_loop_iterations): Declare.
2688 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2690 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2692 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2694 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
2695 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
2696 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
2697 Use output_387_reg_move().
2698 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
2699 expander using X87MODEF12 mode macro.
2700 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
2701 choosing register preferences. Use output_387_reg_move().
2702 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
2703 instead of "x". Use output_387_reg_move().
2704 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
2705 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
2706 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
2707 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
2708 Use output_387_reg_move().
2709 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
2711 (*truncxf?f_i387 splitter): Ditto.
2713 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2715 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2716 LANG_HOOKS_SAFE_FROM_P.
2717 * expr.c (safe_from_p): Remove langhook call.
2718 * langhooks.h (lang_hooks): Remove safe_from_p.
2719 (lhd_safe_from_p): Remove prototype.
2720 * langhooks.c (lhd_safe_from_p): Remove.
2722 2007-04-06 Jan Hubicka <jh@suse.cz>
2724 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2727 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2729 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
2730 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
2731 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
2732 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
2734 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
2735 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
2737 2007-04-05 Richard Henderson <rth@redhat.com>
2739 * config/alpha/alpha.c (print_operand) [+]: Remove.
2740 (alpha_end_function): Print nop if call at end of function.
2741 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
2742 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
2743 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
2744 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
2745 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
2746 the call pattern. Update peepholes to match.
2748 2007-04-05 Janis Johnson <janis187@us.ibm.com>
2750 * doc/extend.texi (Other Builtins): Add decimal float variants
2752 * builtins.def: Ditto.
2753 * builtins.c (expand_builtin): Ditto.
2755 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
2756 H.J. Lu <hongjiu.lu@intel.com>
2759 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
2760 of V8HImode when calling ix86_binary_operator_ok.
2761 (sse2_pmaddwd): Call ix86_binary_operator_ok.
2762 (sdot_prodv8hi): Operands 1 and 2 must be register.
2764 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2766 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2767 initialize align to silence bogus warning.
2769 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2772 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2774 (struct sra_walk_fns): Remove use_all parameter from use.
2775 (sra_hash_tree): Handle BIT_FIELD_REFs.
2776 (sra_elt_hash): Don't hash bitfld blocks.
2777 (sra_elt_eq): Skip them in parent compares as well. Handle
2779 (sra_walk_expr): Don't maintain or pass down use_all_p.
2780 (scan_use): Remove use_all parameter.
2781 (scalarize_use): Likewise. Re-expand assignment to
2782 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2783 output, and re-scalarize after output. Don't mark anything
2785 (scalarize_ldst): Adjust.
2786 (scalarize_walk_gimple_modify_statement): Likewise.
2787 (build_element_name_1): Handle BIT_FIELD_REFs.
2788 (instantiate_element): Don't warn for any element whose parent
2790 (instantiate_missing_elements_1): Return the sra_elt.
2791 (canon_type_for_field): New.
2792 (try_instantiate_multiple_fields): New.
2793 (instantiate_missing_elemnts): Use them.
2794 (mark_no_warning): Removed.
2795 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2796 (REPLDUP, sra_build_elt_assignment): New.
2797 (generate_copy_inout): Use them.
2798 (generate_element_copy): Likewise. Handle bitfld differences.
2799 (generate_element_zero): Don't recurse for blocks. Use
2800 sra_build_elt_assignment.
2801 (generate_one_element_int): Take elt instead of var. Use
2802 sra_build_elt_assignment.
2803 (generate_element_init_1): Adjust.
2804 (scalarize_use, scalarize_copy): Use REPLDUP.
2805 (scalarize_ldst): Move assert before dereference.
2806 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2808 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2810 * regmove.c: Fix unused variable warnings due to previous commit.
2812 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2814 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
2815 (regmove_bb_head): Remove.
2816 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
2817 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
2818 problems with fixup_match_1.
2819 Don't initialize/free regmove_bb_head.
2821 (reg_is_remote_constant_p): If an insn is in the same basic block
2822 but not before INSN, consider it remote, too.
2824 2007-04-05 Anatoly Sokolov <aesok@post.ru>
2827 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
2828 DECL_ASSEMBLER_NAME, not the DECL_NAME.
2830 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
2832 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
2833 (CONDITIONAL_REGISTER_USAGE): Likewise.
2835 2007-04-04 Richard Henderson <rth@redhat.com>
2837 * config/alpha/lib1funcs.asm: Remove unused file.
2839 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2842 * opts.c (print_specific_help): Fix --help=<language>
2844 (common_handle_option): Support --help=common.
2846 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2849 * gcc.c (main): Do not run the linker if
2850 print_subprocess_help indicates that it shouldn't be
2853 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
2856 * doc/invoke.texi (--help=): Document <languages> value, fix
2857 formatting in tables of values.
2859 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
2861 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
2862 dllimport attribute of virtual methods.
2864 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
2866 * config/score/crti.asm: Change _bss_start to __bss_start.
2867 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
2868 (OUTGOING_REG_PARM_STACK_SPACE) update.
2869 * config/score/score.opt: add options to make backend support
2870 score5, score5u, score7 and score7d.
2871 * config/score/score.md: Likewise.
2872 * config/score/misc.md: Likewise.
2873 * config/score/mac.md: Likewise.
2874 * doc/invoke.texi: Likewise.
2875 * doc/md.texi: update constraints define.
2877 2007-04-03 Richard Henderson <rth@redhat.com>
2879 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
2880 an appropriate type, use the mode instead.
2882 2007-04-03 Richard Sandiford <richard@codesourcery.com>
2884 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
2885 Set the default --with-arch setting to mips2.
2886 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
2887 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2888 (MULTILIB_OSDIRNAMES): Delete.
2889 (MULTILIB_DIRNAMES): Define.
2890 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
2891 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
2892 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
2893 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
2894 VXWORKS_OS_CPP_BUILTINS.
2895 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
2896 (MIPS_DEBUGGING_INFO): Undefine.
2897 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
2899 2007-04-03 Jakub Jelinek <jakub@redhat.com>
2902 * fold-const.c (native_encode_real): Encode real.c provided longs
2903 as a series of 32-bit native integers.
2904 (native_interpret_real): Interpret buffer as a series of 32-bit
2907 2007-04-03 Richard Guenther <rguenther@suse.de>
2909 * genpreds.c (write_insn_constraint_len): Write function
2910 optimized for CONSTRAINT_LEN implementation.
2911 (write_tm_preds_h): Output insn_constraint_len inline and
2912 use it for CONSTRAINT_LEN.
2913 (write_insn_preds_c): Don't output insn_constraint_len.
2914 * doc/md.texi (define_register_constraint): Document multi-letter
2915 constraints shall have the same length if they start with the same
2918 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2921 * config/i386/i386.md (isinf<mode>2): Expand only when
2922 TARGET_C99_FUNCTIONS is set.
2924 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
2926 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
2927 (x86_64-*-linux*): Ditto.
2928 * config/i386/i386.opt (mpc): New option.
2929 * config/i386/i386.c (overrride_options): Handle
2930 ix87_precision_string.
2931 * config/i386/crtprec.c: New file.
2932 * config/i386/t-crtpc: Ditto.
2933 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
2935 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
2936 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
2937 crtprec32.o, crtprec64.o and crtprec80.o.
2939 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
2941 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
2943 2007-04-02 Eric Christopher <echristo@apple.com>
2945 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
2946 limitations on darwin.
2948 2007-04-02 Anatoly Sokolov <aesok@post.ru>
2951 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
2953 2007-04-02 Dave Korn <dave.korn@artimi.com>
2955 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
2957 2007-04-02 Dave Korn <dave.korn@artimi.com>
2959 * libgcc2.h (exception_descriptor): Don't forward-declare.
2960 (__get_eh_table_language, __get_eh_table_version): Delete
2961 prototypes of long-dead functions.
2963 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
2965 * ebitmap.h: New file
2966 * ebitmap.c: New file
2967 * Makefile.in (ebitmap.o): New target.
2969 2007-04-01 Jan Hubicka <jh@suse.cz>
2971 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
2972 before very first instruction.
2974 2007-04-01 Jan Hubicka <jh@suse.cz>
2976 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
2977 waring on 64bit hosts.
2978 * bitmap.h: Fix typo in bitmap_head_def.
2980 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
2982 PR rtl-optimization/31391
2983 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
2984 into a DELETED_LABEL note, and the label is in an empty basic
2985 block, update BB_END as well as BB_HEAD.
2987 2007-04-01 Richard Henderson <rth@redhat.com>
2989 PR tree-optimization/31169
2990 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
2991 to varying if the range is outside [0, prec-1].
2993 2007-04-01 Richard Sandiford <richard@codesourcery.com>
2996 * config/mips/mips.md (load_const_gp): New insn.
2997 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
2998 the MIPS16 GP pseudo register if no_new_pseudos.
2999 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
3001 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3004 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
3006 (call_value): Likewise.
3008 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
3009 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3012 * doc/invoke.texi: (optimization options): Reword description
3013 of -ffast-math. Document its primary purpose.
3015 2007-03-31 Richard Guenther <rguenther@suse.de>
3017 * omp-low.c (splay-tree.h): Include.
3018 (lookup_decl): Replace splay-tree usage by pointer-map.
3019 (maybe_lookup_decl): Likewise.
3020 (new_omp_context): Likewise.
3021 (delete_omp_context): Likewise.
3022 * gimplify.c (splay-tree.h): Include.
3023 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
3025 (remap_ssa_name): Likewise.
3026 (remap_decl): Likewise.
3027 (remap_type_1): Likewise.
3028 (remap_type): Likewise.
3029 (copy_body_r): Likewise.
3030 (expand_call_inline): Likewise.
3031 (clone_body): Likewise.
3032 (copy_tree_r): Likewise.
3033 (remap_save_expr): Likewise.
3034 (unsave_r): Likewise.
3035 (unsave_expr_now): Likewise.
3036 (tree_function_versioning): Likewise.
3037 (build_duplicate_type): Likewise.
3038 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
3039 (struct copy_body_data): Replace splay-tree by pointer-map.
3040 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
3041 not $(SPLAY_TREE_H).
3042 (gimplify.o): Depend on $(SPLAY_TREE_H).
3043 (omp-low.p): Likewise.
3045 2007-03-31 Anatoly Sokolov <aesok@post.ru>
3047 * config/avr/predicates.md (even_register_operand,
3048 odd_register_operand): New predicates.
3049 * config/avr/avr.md (movw peephole2): New.
3050 (movw_r peephole2): New.
3052 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
3054 * tree.h (get_signed_or_unsigned_type): New.
3055 * fold-const.c (operand_equal_for_comparison_p): Use
3056 get_signed_or_unsigned_type instead of
3057 lang_hooks.types.signed_or_unsigned_type.
3058 * expr.c (store_expr): Ditto.
3059 * langhooks.c (get_signed_or_unsigned_type): New.
3060 (lhd_signed_or_unsigned_type): New.
3061 * langhooks.h (lhd_signed_or_unsigned_type): New.
3062 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
3064 2007-03-30 Richard Henderson <rth@redhat.com>
3066 * tree-ssa-loop-ivopts.c: Include target.h.
3067 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
3068 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
3069 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
3070 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
3072 2007-03-30 Richard Henderson <rth@redhat.com>
3073 Kai Tietz <kai.tietz@onevision.com>
3075 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
3077 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
3078 (TARGET_64BIT_MS_ABI): New.
3079 (DBX_REGISTER_NUMBER): Handle 64-bit.
3080 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
3081 (LONG_TYPE_SIZE): Force to 32.
3082 (REG_PARM_STACK_SPACE): New.
3083 (OUTGOING_REG_PARM_STACK_SPACE): New.
3084 (REGPARM_MAX, SSE_REGPARM_MAX): New.
3085 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3086 (STACK_BOUNDARY): Use 128 for 64-bit.
3087 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
3088 Add 64-bit implementation.
3089 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
3091 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
3092 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
3093 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
3094 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
3095 (ix86_handle_cconv_attribute): Don't warn when ignoring if
3096 TARGET_64BIT_MS_ABI.
3097 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
3098 (ix86_pass_by_reference): Likewise.
3099 (ix86_function_value_regno_p): Likewise.
3100 (ix86_build_builtin_va_list): Likewise.
3101 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3102 (function_arg_advance_ms_64): New.
3103 (function_arg_advance): Call it.
3104 (function_arg_ms_64): New.
3105 (function_arg): Call it.
3106 (function_value_ms_64): New.
3107 (ix86_function_value_1): Call it.
3108 (return_in_memory_ms_64): New.
3109 (ix86_return_in_memory): Call it.
3110 (setup_incoming_varargs_ms_64): New.
3111 (ix86_setup_incoming_varargs): Call it.
3112 (ix86_expand_prologue): Handle 64-bit stack probing.
3113 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3114 (output_pic_addr_const): Likewise.
3115 (x86_this_parameter): Likewise.
3116 (x86_output_mi_thunk): Likewise.
3117 (x86_function_profiler): Likewise.
3118 (TARGET_STRICT_ARGUMENT_NAMING): New.
3119 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3120 (TARGET_64BIT_MS_ABI): New.
3121 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3122 * config/i386/i386.md (allocate_stack_worker): Remove.
3123 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3124 describe the clobber of eax without a match_scratch.
3125 (allocate_stack_worker_postreload): Remove.
3126 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3127 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3128 (allocate_stack_worker_rex64_postreload): Remove.
3129 (allocate_stack): Handle 64-bit.
3130 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3131 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3132 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3133 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3134 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3135 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3136 * config.build (x86_64-*-mingw*): New host.
3137 * config.host (x86_64-*-mingw*): New host.
3138 * config.gcc (x86_64-*-mingw*): New target.
3139 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3141 2007-03-30 Richard Henderson <rth@redhat.com>
3142 Kai Tietz <kai.tietz@onevision.com>
3144 * c-pragma.c (struct def_pragma_macro_value): New.
3145 (struct def_pragma_macro): New.
3146 (pushed_macro_table): New.
3147 (dpm_hash, dpm_eq): New.
3148 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3149 (init_pragma): Install them.
3150 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3152 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3154 * config/avr/avr.c (avr_override_options): Clear
3155 'flag_delete_null_pointer_checks'.
3157 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3160 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3161 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3162 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3163 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3164 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3165 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3166 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3168 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3170 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3172 * regmove.c: Move all of pass_stack_adjustments from here...
3173 * combine-stack-adj.c: ...to this new file.
3174 * Makefile.in: Add rules for combine-stack-adj.o.
3176 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3178 PR tree-optimization/31383
3179 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3180 to have the same length.
3182 2007-03-30 Jan Hubicka <jh@suse.cz>
3185 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3186 availablility; add more sanity checking; ask varpool only about
3189 2007-03-29 Richard Henderson <rth@redhat.com>
3191 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3192 to decide, but __SIZEOF_LONG_LONG__.
3194 2007-03-29 Richard Henderson <rth@redhat.com>
3196 * emutls.c (struct __emutls_array): New.
3197 (emutls_destroy): Use it instead of casting element 0 from void*.
3198 (__emutls_get_address): Likewise.
3200 2007-03-29 Richard Henderson <rth@redhat.com>
3202 * varasm.c (initializer_constant_valid_p): Don't deny
3203 DECL_DLLIMPORT_P on functions.
3205 * config/i386/cygming.h: Remove function declarations.
3206 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3207 (ASM_OUTPUT_LABELREF): Remove.
3208 (COMMON_ASM_OP): Remove.
3209 (ASM_OUTPUT_COMMON): Remove.
3210 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3211 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3212 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3213 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3214 Rename from TARGET_ENCODE_SECTION_INFO.
3215 * config/i386/netware.h: Likewise.
3216 * config/i386/i386-protos.h: Update.
3217 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3218 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3219 (legitimate_constant_p): Reject dllimports.
3220 (dllimport_map, get_dllimport_decl): New.
3221 (legitimize_dllimport_symbol): New.
3222 (legitimize_address, ix86_expand_move): Use it.
3223 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3224 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3225 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3226 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3227 * config/i386/predicates.md (constant_call_address_operand): Only
3228 accept symbols; reject dllimport_p symbols.
3229 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3230 i386_pe_maybe_record_exported_symbol.
3231 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3232 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3233 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3234 trust the setting of DECL_DLLIMPORT_P.
3235 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3236 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3237 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3238 tidy the argument scanning loop.
3239 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3240 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3241 (i386_pe_strip_name_encoding): Remove.
3242 (i386_pe_binds_local_p): New.
3243 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3244 (i386_pe_output_labelref): Remove.
3245 (i386_pe_asm_output_aligned_decl_common): New.
3246 (i386_pe_maybe_record_exported_symbol): Rename from
3247 i386_pe_record_exported_symbol; check for dllexported symbols.
3249 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3251 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3252 add comment explaining why vsnprintf cannot be used.
3254 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3256 PR tree-optimization/30666
3257 * tree.c (build_complex_type): When creating type names for DWARF2
3258 debug info, create TYPE_DECLs for TYPE_NAME instead of
3260 (build_common_tree_nodes_2): Use build_complex_type when building
3261 predefined complex types, to preserve canonical types.
3263 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3265 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3266 (noce_get_alt_condition): Look at it to determine whether to
3267 reverse the condition or not.
3268 (noce_get_condition): Substitute the truth for lies.
3269 (noce_find_if_block): Set the then_else_reversed field.
3271 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3273 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3274 destination of this insn.
3275 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3276 than calling gen_rtx_SET directly. Use r0 to hold the value of
3277 'address + 4' rather than a stack based temporary which can be
3280 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3282 * config/s390/s390.c (s390_secondary_input_reload_class,
3283 s390_secondary_output_reload_class): Functions removed.
3284 (s390_secondary_reload): New function.
3285 (TARGET_SECONDARY_RELOAD): Target macro defined.
3286 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3287 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3288 * config/s390/s390.md ("reload_outti", "reload_outdi",
3289 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3290 "reload_out<mode>"): Expanders removed.
3291 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3292 "reload<mode>_nonoffmem_out"): Expanders added.
3294 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3296 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3297 SRC->DEST replacement failed anyway.
3299 2007-03-28 Mike Stump <mrs@apple.com>
3301 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3302 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3303 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3305 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3307 * config.gcc: Accept barcelona as a variant of amdfam10.
3308 * config/i386/i386.c (override_options): Likewise.
3309 * doc/invoke.texi: Likewise.
3311 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3313 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3314 offsets for BIT_FIELD_REF and COMPONENT_REF.
3316 2007-03-28 Richard Guenther <rguenther@suse.de>
3318 * tree.c (is_global_var): Move ...
3319 * tree-flow-inline.h (is_global_var): ... here.
3320 * tree.h (is_global_var): Remove declaration.
3322 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3324 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3326 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3327 * config/i386/i386.c (ix86_tune_features): Initialize new
3329 * config/i386/predicates.md (promotable_binary_operator): Use
3330 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3332 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3335 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3337 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3339 * config/fr30/fr30.md (movsi_internal): Change destination
3340 constraint from m to V and add m to the end.
3342 2007-03-28 Christian Bruel <christian.bruel@st.com>
3344 * config/sh/sh.md (movsi_i): Fix type attribute.
3346 2007-03-28 Christian Bruel <christian.bruel@st.com>
3348 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3349 (movsf_ie): Likewise.
3351 2007-03-28 Christian Bruel <christian.bruel@st.com>
3353 * config.gcc: Add sh4-300 to multilib.
3354 * config/sh/t-mlib-sh4-300: New file.
3356 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3358 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3359 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3361 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3362 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3363 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3364 "fixuns_trunctddi2"): Whitespace fix.
3366 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3368 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3369 the definition of struct sh_args.
3370 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3371 CALL_COOKIE_INT_REG_GET): Likewise.
3373 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3375 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3376 transformations are applied successfully.
3378 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3380 * tree.c (tree_contains_struct): Permit 512 tree codes.
3381 * tree.h (tree_contains_struct): Ditto.
3382 (MAX_TREE_CODES): Ditto.
3383 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
3384 SPARE member to store remaining padding bits.
3386 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3388 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
3391 2007-03-27 Janis Johnson <janis187@us.ibm.com>
3393 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
3394 * configure: Regenerate.
3396 * configure: Regenerate using the correct version of autoconf.
3398 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3400 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
3402 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
3403 regs to "__SP_L__" and "__SP_H__".
3405 2007-03-27 Richard Guenther <rguenther@suse.de>
3407 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
3408 computations with it with a HOST_WIDE_INT variable.
3410 2007-03-26 Mike Stump <mrs@apple.com>
3412 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
3413 objective-c-header, objective-c++-header and objc++-cpp-output
3415 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3417 2007-03-26 Richard Henderson <rth@redhat.com>
3420 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
3421 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
3422 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
3423 IX86_BUILTIN_PSRLQ128): New.
3424 (ix86_init_mmx_sse_builtins): Add them.
3425 (ix86_expand_builtin): Expand them.
3426 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
3427 operand 2 be TImode.
3428 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
3429 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3430 _mm_srli_epi64): Mark __B const.
3431 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
3432 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
3433 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
3434 new two-vector shift builtins.
3436 2007-03-26 Ian Lance Taylor <iant@google.com>
3438 PR tree-optimization/31345
3439 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
3440 [+INF, +INF(OVF)] into VARYING.
3442 2007-03-26 Zack Weinberg <zackw@panix.com>
3444 * gengtype-parse.c: New file.
3445 * gengtype-yacc.y: Delete.
3446 * gengtype-lex.l: Don't include gengtype-yacc.h.
3447 Define YY_DECL and yyterminate appropriately for recursive
3448 descent parser. yylval is now a string out-parameter to yylex.
3449 (HWS, EOID): New shorthand.
3450 (IWORD): Add a couple more types.
3451 (yylex): Add a setup stanza. Remove the complex rules for
3452 detecting GTY'ed types and typedefs; replace with simple
3453 keyword detectors. Adjust everything for the changed
3454 definition of yylval. Ignore all pp-directives, not just #define.
3456 (parse_file): Rename yybegin; do not call yyparse.
3458 * gengtype.c (xasprintf): Export again.
3459 (this_file): New. Use everywhere __FILE__ was being used.
3460 (get_lang_bitmap): Special case types defined in gengtype.c.
3461 (do_typedef, new_structure): Suppress definition of certain types.
3462 (new_structure): Improve diagnostics of duplicate definitions.
3463 Make sure location_s is associated with input.h.
3464 (nreverse_pairs, define_location_structures): New functions.
3465 (main): Improve tagging of kludge types. Remove old kludges
3466 for input.h types; use define_location_structures.
3467 * gengtype.h: Update prototypes. Define token codes here.
3468 * Makefile.in: Remove all references to gengtype-yacc.
3469 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
3471 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
3472 add GTY((skip)) to the field that's only conditionally there.
3473 * doc/install.texi: Document that Bison is no longer required
3474 unless building treelang.
3476 * gengtype.c: Don't include gtyp-gen.h.
3477 (srcdir): Declare here.
3478 (base_files, lang_dir_names): Allocate dynamically.
3479 (gt_files, num_gt_files, num_lang_dirs): New globals.
3480 (measure_input_list, read_input_line, read_input_list)
3481 (set_lang_bitmap): New functions.
3482 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
3483 simplify, relying on read_input_list to set up the bitmaps.
3484 (main): Arguments are no longer unused. Check for correct number
3485 of command line arguments, set srcdir and srcdir_len, then call
3486 read_input_list, before doing anything else. No need to worry
3487 about duplicates in main loop.
3488 * configure.ac: Simplify the calculation of all_gtfiles.
3489 Put language tags in there. Don't set or substitute
3490 all_gtfiles_files_langs or all_gtfiles_files_frags.
3491 * Makefile.in: Revamp the way gengtype is invoked, now that it
3492 takes a file on its command line with a much simpler format.
3493 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
3494 (GTFILES): Remove duplicates and C source files.
3495 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
3496 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
3497 * configure: Regenerate.
3499 * gengtype.h: Remove all type definitions to gengtype.c; leave
3500 only definitions of options_p, type_p, and pair_p as opaque
3501 pointers. Update prototypes.
3502 * gengtype.c: Many type definitions moved here from gengtype.h.
3503 Consolidate type definitions at the top of the file.
3504 (xvasprintf): Delete.
3505 (xasprintf): Make static.
3506 (create_nested_pointer_option): Add 'next' parameter.
3507 (create_field_all, create_field_at): New functions.
3508 (create_field): Now a thin wrapper around create_field_all.
3509 (create_optional_field): Rename create_optional_field_ and add
3510 line argument. Original name is now a macro which supplies
3512 (oprintf): Use vsnprintf directly.
3513 (close_output_files): Use fatal rather than perror/exit.
3514 (note_def_vec, note_def_vec_alloc): Use create_field_at.
3515 (main): Set progname. Don't use exit.
3516 * gengtype-yacc.y (struct_fields): Use create_field_at.
3517 (option, optionseqopt): Delete.
3518 (optionseq): Consolidate productions from option here so we
3519 can use the first argument to create_option.
3521 * gengtype-lex.l: Distinguish unions from structures in the
3522 token type. Don't call find_structure; return the tag as a string.
3523 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
3524 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
3525 Reorganize typedef_struct production accordingly.
3526 Use create_nested_ptr_option.
3527 * gengtype.c (create_nested_ptr_option): New function.
3528 * gengtype.h: Declare it.
3530 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
3531 (string_type): Don't declare.
3532 (do_scalar_typedef): Declare.
3533 (create_scalar_type): Update prototype.
3534 * gengtype.c (string_type): Make static.
3535 (scalar_nonchar, scalar_char): New.
3536 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
3537 (resolve_typedef): Use scalar_nonchar for error recovery.
3538 (create_scalar_type): Remove name_len field. Return scalar_char
3539 or scalar_nonchar as appropriate.
3540 (adjust_field_type): Look at scalar_is_char boolean to decide whether
3542 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
3544 (main): Initialize scalar_char and scalar_nonchar before calling
3546 * gengtype-lex.l: Adjust for removal of second argument to
3547 create_scalar_type. Use yylval.s instead of yylval.t when
3549 * gengtype-yacc.y: Type of SCALAR is string. Call
3550 create_scalar_type from type:SCALAR rule. Adjust for removal of
3551 second argument to create_scalar_type.
3553 * vec.h: Remove all #if IN_GENGTYPE blocks.
3554 Add comment saying that changes may require adjustments to gengtype.
3555 * gengtype.c: Don't include coretypes.h or tm.h.
3556 Add comment to inclusion of errors.h.
3557 (note_def_vec, note_def_vec_alloc): New functions.
3558 * gengtype.h: Declare new functions.
3559 * gengtype-lex.l: Don't include coretypes.h.
3560 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
3562 (update_lineno): Remove unnecessary prototype.
3563 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
3564 (VEC rule): Just return VEC_TOKEN.
3565 * gengtype-yacc.y (VEC_TOKEN): New token type.
3566 (type): Add a production for VEC(a,b).
3567 * Makefile.in: Update dependencies.
3569 * gengtype-lex.l: Remove rules for parsing pointer-to-function
3570 typedefs that use the old PARAMS macro.
3572 * gengtype-lex.l: Remove all rules and states relating to yacc
3574 * gengtype-yacc.y: Similarly.
3575 * gengtype.c (note_yacc_type): Delete function.
3576 * gengtype.h: Update prototypes.
3578 2007-03-26 Joseph Myers <joseph@codesourcery.com>
3580 * tree-pretty-print.c (dump_generic_node): Report precision of
3581 unnamed integer types.
3583 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
3585 * ifcvt.c (noce_try_store_flag_constants): Don't check
3586 no_new_pseudos here.
3587 (noce_try_store_flag_constants): Don't check no_new_pseudos.
3588 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
3589 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
3590 noce_try_sign_mask): Likewise.
3591 (if_convert): Check no_new_pseudos here.
3593 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
3595 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
3596 (noce_get_condition): Handle new then_else_reversed argument.
3597 (noce_init_if_info): Remove, fold into noce_find_if_block.
3598 (noce_process_if_block): Take a struct noce_if_info as the
3599 argument. Don't set up one based on ce_if_info. Update pointer
3600 references accordingly.
3601 (cond_move_process_if_block): Likewise.
3602 (process_if_block): Removed.
3603 (find_if_block): Removed. Move functionality two new functions,
3604 noce_find_if_block and cond_exec_find_if_block.
3605 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
3606 blocks and the symmetric IF-ELSE-JOIN case.
3607 (cond_exec_find_if_block): Also new function mostly based on old
3608 find_if_block and process_if_block.
3609 (find_if_header): Replace find_if_block call with separately
3610 guarded calls to noce_find_if_block and cond_exec_find_if_block.
3611 (find_cond_trap): Update noce_get_condition call.
3612 (dead_or_predicable): Likewise.
3614 2007-03-26 Jakub Jelinek <jakub@redhat.com>
3616 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
3618 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
3619 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
3620 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
3621 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
3622 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
3623 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
3624 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
3625 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
3626 __builtin_ia32_psrad128 builtins.
3628 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
3630 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
3631 * config/i386/constraints.md
3632 (define_constraint "I"): Use IN_RANGE macro.
3633 (define_constraint "J"): Ditto.
3634 (define_constraint "K"): Ditto.
3635 (define_constraint "M"): Ditto.
3636 (define_constraint "N"): Ditto.
3637 (define_constraint "O"): Ditto.
3638 * config/i386/predicates.md
3639 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
3640 (define_predicate "const_0_to_3_operand"): Ditto.
3641 (define_predicate "const_0_to_7_operand"): Ditto.
3642 (define_predicate "const_0_to_15_operand"): Ditto.
3643 (define_predicate "const_0_to_63_operand"): Ditto.
3644 (define_predicate "const_0_to_255_operand"): Ditto.
3645 (define_predicate "const_1_to_31_operand"): Ditto.
3646 (define_predicate "const_2_to_3_operand"): Ditto.
3647 (define_predicate "const_4_to_7_operand"): Ditto.
3649 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3651 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
3652 in SImode for save_world.
3653 * config/rs6000/altivec.md (save_world, restore_world): Convert to
3656 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
3658 PR tree-optimization/30784
3659 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
3662 2007-03-25 Revital Eres <eres@il.ibm.com>
3664 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
3665 Fold movement_possibility function into it.
3667 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3669 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
3670 (load_macho_picbase_{si,di}): Convert to LR hard reg.
3671 (call_indirect_nonlocal_darwin64): Same.
3672 (call_nonlocal_darwin64): Same.
3673 (call_value_indirect_nonlocal_darwin64): Same.
3674 (call_value_nonlocal_darwin64): Same.
3675 (sibcall_nonlocal_darwin64): Same.
3676 (sibcall_value_nonlocal_darwin64): Same.
3677 (sibcall_symbolic_64): Same.
3678 (sibcall_value_symbolic_64): Same.
3679 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
3681 (rs6000_emit_load_toc_table): Same.
3682 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
3683 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
3689 (load_toc_v4_pic_si): Same
3690 (load_toc_v4_PIC_1): Same.
3691 (load_toc_v4_PIC_1b): Same.
3692 (call_indirect_aix{32,64}): Same.
3693 (call_value_indirect_aix{32,64}): Same.
3696 (call_local{32,64}): Same.
3697 (call_value_local{32,64}): Same.
3698 (call_indirect_nonlocal_aix{32,64}): Same.
3699 (call_nonlocal_aix{32,64}): Same.
3700 (call_value_indirect_nonlocal_aix{32,64}): Same.
3701 (call_value_nonlocal_aix{32,64}): Same.
3702 (call_indirect_nonlocal_sysv<mode>): Same.
3703 (call_nonlocal_sysv<mode>): Same.
3704 (call_value_indirect_nonlocal_sysv<mode>): Same.
3705 (call_value_nonlocal_sysv<mode>): Same.
3707 (sibcall_local{32,64}): Same.
3708 (sibcall_value_local{32,64}): Same.
3709 (sibcall_nonlocal_aix{32,64}): Same.
3710 (sibcall_value_nonlocal_aix{32,64}): Same.
3711 (sibcall_nonlocal_sysv<mode>): Same.
3712 (sibcall_value): Same.
3713 (sibcall_value_nonlocal_sysv<mode>): Same.
3715 2007-03-24 Paul Brook <paul@codesourcery.com>
3717 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
3718 * config/arm/linux-eabi.h: Remove legacy syscall hack.
3720 2007-03-24 Richard Henderson <rth@redhat.com>
3722 * config/ia64/constraints.md: New file.
3723 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
3724 satisfies_constraint_?.
3725 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
3726 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
3727 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
3728 ia64_output_mi_thunk): Likewise.
3729 (ia64_const_ok_for_letter_p): Remove.
3730 (ia64_const_double_ok_for_letter_p): Remove.
3731 (ia64_extra_constraint): Remove.
3732 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
3733 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
3734 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
3735 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
3736 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
3737 EXTRA_MEMORY_CONSTRAINT): Remove.
3738 * config/ia64/ia64.md: Include constriants.md. Replace
3739 CONST_OK_FOR_? with satisfies_constraint_?.
3741 2007-03-23 Michael Meissner <michael.meissner@amd.com>
3742 H.J. Lu <hongjiu.lu@intel.com>
3744 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
3746 (name macros): Use DPD_BID_NAME to convert names properly.
3748 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
3749 decimal floating point format.
3750 (init_floating_libfuncs): Change decimal functions so that they
3751 have a "bid_" prefix if the decimal system uses the BID format,
3752 and "dpd_" prefix if the decimal system uses the DPD format.
3753 (init_interclass_conv_libfuncs): Ditto.
3754 (init_intraclass_conv_libfuncs): Ditto.
3756 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3757 using the BID format.
3759 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3760 whether we are using the BID decimal format.
3761 * configure: Regenerate.
3763 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3764 the compiler has decimal floating point enabled. Define
3765 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3768 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3769 using the BID format.
3771 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3772 whether we are using the BID decimal format.
3773 * configure: Regenerate.
3775 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3776 the compiler has decimal floating point enabled. Define
3777 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3780 * doc/install.texi (--enable-decimal-float): Document BID and DPD
3781 options, and that it is enabled for i386/x86_64 systems.
3783 * Makefile.in (enable_decimal_float): New.
3785 (DECNUMINC): Add -I$(DECNUMFMT).
3786 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
3787 to $(DECNUMFMT) from $(DECNUM).
3789 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
3790 Substitute enable_decimal_float.
3791 * configure: Regenerated.
3794 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
3797 * configure.ac: Enable decimal float for x86_64-*-linux*.
3798 * configure: Regenerated.
3801 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
3802 decimal128ClearSign to flip and clear the sign bit in decimal128.
3803 (decimal_real_maxval): Set decimal128SetSign to set the sign
3806 2007-03-23 Ian Lance Taylor <iant@google.com>
3808 * fold-const.c (fold_binary): Correct warning for X - c >= X.
3810 2007-03-23 Ian Lance Taylor <iant@google.com>
3812 * tree-dump.c (dump_files): Correct comment.
3814 2007-03-23 Ian Lance Taylor <iant@google.com>
3816 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
3818 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
3820 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
3821 in cfglayout mode. Don't go into and out of cfglayout mode.
3822 Link the blocks in the order of the constructed traces.
3823 (rest_of_handle_tracer): Adjust call to tracer.
3824 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
3825 Don't go into cfglayout mode.
3826 (rtl_loop_done): Don't go out of cfglayout mode.
3827 * cfglayout.c (relink_block_chain): New function, split out from...
3828 (fixup_reorder_chain): ...here. Remove redundant checking.
3829 (cfg_layout_finalize): Don't clear the header, footer, and aux
3830 fields here, move the code to do so to relink_block_chain. Likewise
3831 for free_original_copy_tables.
3832 * rtl.h (tracer): Update prototype.
3833 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
3834 Assert we are in cfglayout mode. Don't go into and out of cfglayout
3835 mode. Use relink_block_chain to serialize the CFG according to the
3836 new basic block order. Move targetm.cannot_modify_jumps_p check from
3838 (gate_handle_reorder_blocks): ...to here.
3839 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
3841 (gate_duplicate_computed_gotos): ...to here.
3842 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
3843 something always changes when going into and out of cfglayout mode.
3844 Perform an expensive cfg cleanup while going into cfglayout mode.
3845 Always update liveness information on HAVE_conditional_execution
3846 targets. Reserialize the basic blocks and go out of cfglayout mode.
3847 * reg-stack.c: Include cfglayout.h.
3848 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
3849 the call to reorder_basic_blocks.
3850 * basic-block.h (reorder_basic_blocks): Update prototype.
3851 (relink_block_chain): New prototype.
3852 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
3854 2007-03-23 Joseph Myers <joseph@codesourcery.com>
3856 * config/mips/mips.md (type, hazard, *movdi_32bit,
3857 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
3858 *movhi_internal, *movqi_internal, *movsf_hardfloat,
3859 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
3860 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
3861 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
3863 (movcc): Change first xfer to multi.
3864 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
3865 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
3866 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
3867 config/mips/generic.md: Change reservations using "xfer" to use
3869 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
3870 using match_operand.
3871 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
3872 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
3874 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
3876 2007-03-22 Richard Henderson <rth@redhat.com>
3878 * config/i386/i386.c: Remove unnecessary function declarations.
3879 Move targetm definition, and all related macros, to the end of
3880 the file. Resort some functions to put definitions before uses.
3881 (ix86_attribute_table): Make static. Move to end of file.
3882 (ix86_gimplify_va_arg): Make static.
3884 2007-03-22 Richard Henderson <rth@redhat.com>
3886 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
3887 don't increase local_regparm with force_align_arg_pointer check.
3888 (ix86_function_sseregparm): Assert 32-bit.
3889 (type_has_variadic_args_p): New.
3890 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
3891 type_has_variadic_args_p.
3892 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
3893 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
3894 use memset instead. Do maybe_vaarg check first; skip attribute
3895 tests if true; skip attribute tests for 64-bit.
3896 (construct_container): Remove TARGET_DEBUG_ARG.
3897 (function_arg_advance_32, function_arg_advance_64): Split out ...
3898 (function_arg_advance): ... from here.
3899 (function_arg_32, function_arg_64): Split out ...
3900 (function_arg): ... from here.
3901 (ix86_pass_by_reference): Tidy.
3902 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
3903 (function_value_32): New, from parts of ix86_function_value
3904 and ix86_value_regno.
3905 (function_value_64): New, from parts of ix86_function_value
3906 and ix86_libcall_value.
3907 (ix86_function_value_1): New.
3908 (ix86_function_value, ix86_libcall_value): Use it.
3909 (return_in_memory_32, return_in_memory_64): Split out ...
3910 (ix86_return_in_memory): ... from here.
3911 (ix86_struct_value_rtx): Skip for 64-bit.
3912 (ix86_libcall_value, ix86_value_regno): Remove.
3913 (setup_incoming_varargs_64): Split out ...
3914 (ix86_setup_incoming_varargs): ... from here.
3915 (ix86_va_start): Remove TARGET_DEBUG_ARG.
3916 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
3917 * config/i386/i386-protos.h (ix86_function_value): Remove.
3918 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
3920 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3923 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
3924 infinities not supported, otherwise emit warning if -Woverflow. On
3925 underflow, emit warning if -Woverflow.
3926 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
3928 * real.h (real_from_string): Update declaration
3930 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
3931 Richard Henderson <rth@redhat.com>
3933 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
3934 * calls.c (compute_argument_block_size, expand_call,
3935 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
3936 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
3937 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
3938 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
3939 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
3940 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
3941 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
3942 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
3945 2007-03-22 Joseph Myers <joseph@codesourcery.com>
3947 * c-incpath.c (add_sysroot_to_chain): New.
3948 (merge_include_chains): Add sysroot argument. Call
3949 add_sysroot_to_chain if sysrooted.
3950 (register_include_chains): Update call to merge_include_chains.
3951 * doc/cppopts.texi: Document use of '=' in include directory
3954 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
3956 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
3957 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
3958 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
3959 insn pattern using X87MODEF12 mode macro.
3961 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
3963 * regmove.c (regmove_optimize): Use reg_mentioned_p
3964 instead of reg_overlap_mentioned_p for DST.
3966 2007-03-21 Mike Stump <mrs@apple.com>
3968 * c.opt: Fixup for Objective-C/C++.
3970 2007-03-21 Steve Ellcey <sje@cup.hp.com>
3972 * explow.c (convert_memory_address): Fold memory reference when
3973 POINTERS_EXTEND_UNSIGNED < 0
3975 2007-03-21 Richard Henderson <rth@redhat.com>
3978 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
3979 * config/i386/mmintrin.h (__m64): Likewise.
3980 * config/i386/xmmintrin.h (__m128): Likewise.
3982 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3984 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
3985 (VXWORKS_OS_CPP_BUILTINS): Define.
3986 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
3987 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
3989 2007-03-21 Richard Sandiford <richard@codesourcery.com>
3991 * rtl.h (constant_pool_reference_p): Delete.
3992 (find_constant_src): Declare.
3993 * rtlanal.c (find_constant_src): New function.
3994 * simplify-rtx.c (constant_pool_reference_p): Delete.
3995 * config/i386/i386.md: Use find_constant_src instead of
3996 constant_pool_reference_p/avoid_constant_pool_reference pairs.
3998 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4000 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
4001 * c-cppbuiltin.c (c_cpp_builtins): Define them.
4003 2007-03-20 Mark Mitchell <mark@codesourcery.com>
4005 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
4006 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
4007 (arm_elf_asm_constructor): Use it.
4008 (arm_elf_asm_destructor): New function.
4010 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
4012 * jump.c (mark_jump_label): Treat SEQUENCE specially.
4014 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
4016 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
4018 2007-03-19 Andrew Haley <aph@redhat.com>
4020 PR tree-optimization/31264
4021 * tree-vrp.c (register_edge_assert_for_1): Don't look though
4024 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
4026 PR rtl-optimization/30907
4027 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
4028 (fwprop_init): Always call loop_optimizer_initialize.
4029 (fwprop_done): Always call loop_optimizer_finalize.
4030 (fwprop): We always have loop info now.
4031 (gate_fwprop_addr): Remove.
4032 (pass_fwprop_addr): Use gate_fwprop as gate.
4034 PR rtl-optimization/30841
4035 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
4036 df_chain_alloc): Call df_reorganize_refs unconditionally.
4037 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
4038 refs_organized to refs_organized_size.
4039 (df_ref_create_structure): Use refs_organized_size instead of
4040 bitmap_size if refs had been organized, and keep refs_organized_size
4042 * df.h (struct df_ref_info): Change refs_organized to
4043 refs_organized_size.
4044 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
4047 2007-03-19 Mark Mitchell <mark@codesourcery.com>
4049 * except.c (output_function_exception_table): Do not reference the
4050 EH personality routine for functions that do not require an
4053 2007-03-20 Jakub Jelinek <jakub@redhat.com>
4056 * c-typeck.c (convert_for_assignment): Call comptypes for
4057 RECORD_TYPE or UNION_TYPE.
4060 * reload1.c (reload): Do invalid ASM checking after
4061 cleanup_subreg_operands.
4063 2007-03-19 Jeff Law <law@redhat.com>
4065 * tree-cfg.c (find_taken_edge): Tighten conditions for
4066 optimizing computed gotos.
4068 2007-03-19 Michael Matz <matz@suse.de>
4070 * builtins.c (expand_builtin_sync_operation,
4071 expand_builtin_compare_and_swap,
4072 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
4075 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
4076 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
4079 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4081 * doc/tm.texi: Add brackets around the return type of
4082 TARGET_SECONDARY_RELOAD.
4084 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4085 Richard Guenther <rguenther@suse.de>
4087 PR tree-optimization/31254
4088 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
4089 Use handled_component_p () where appropriate. Continue
4090 propagating into the rhs if we propagated into an INDIRECT_REF
4093 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4095 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4096 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
4097 (xde, xdee): Mode attributes adjusted to support DFP modes.
4098 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
4099 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
4100 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
4101 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
4102 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4103 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4104 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4106 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4107 "movsf"): Insn definitions removed.
4108 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4109 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4110 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4112 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4113 "reload_in<mode>", "reload_out<mode>"): Expander added.
4114 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4117 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4119 * config/s390/s390.md: Only non-functional changes. Renamed
4120 FPR mode macro to BFP all over the file.
4122 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4124 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4125 (op_type attribute): RRF instruction type added.
4126 (fT0): New mode attribute.
4127 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4128 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4129 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4130 no secondary memory is needed when moving DFmode values between GPRs
4133 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4135 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4136 inverted and documentation adjusted.
4137 ("mhard-dfp", "msoft-dfp"): New options.
4138 * config/s390/s390.c (s390_handle_arch_option): New architecture
4140 (override_options): Sanity checks for the new options added.
4141 * config.gcc: New architecture switch: z9-ec.
4142 * config/s390/s390.h (processor_flags): PF_DFP added.
4143 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4144 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4145 when the bit is NOT set so remove it from the defaults.
4147 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4149 * genemit.c (main): Print include statement for dfp.h.
4150 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4153 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4155 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4157 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4160 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4163 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4165 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4166 attr_length_call, output_call, output_indirect_call): Cleanup
4167 formatting of targetm calls.
4169 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4171 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4173 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4175 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4176 reservation, bypass and anti-bypass descriptions for these instructions.
4177 Update move patterns.
4178 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4181 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4183 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4184 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4185 (get_initial_def_for_reduction): Likewise.
4187 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4189 Fix PR tree-optimization/29922
4190 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4191 (get_representative): Removed.
4192 (value_dies_in_block_x): Update for rvuse removal.
4193 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4194 (compute_antic_aux): Handle when PHI nodes appear in
4195 non-single-successors.
4196 (dump_bitmap_of_names): Removed.
4197 (compute_antic_safe): Renamed and removed rvuse calculation.
4198 Calculate only antic safe.
4199 (insert_into_preds_of_block): Remove assert.
4200 (execute_pre): Update for renamed functions.
4201 (defer_or_phi_translate_block): New function.
4203 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4205 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4206 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4208 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4209 Follow spelling conventions.
4211 * tree-data-ref.h: Remove the prototype for analyze_array.
4213 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4215 PR tree-optimization/31041
4216 * tree-vect-transform.c (get_initial_def_for_induction): Call
4217 force_gimple_operand.
4219 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4221 * ipa-type-escape.c (look_for_casts) : Revert code to use
4222 handled_component_p due to ada test a-numaux.adb.
4224 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4226 * final.c (final_scan_insn): Alter the condition of a
4227 conditional trap if we have nonstandard CC.
4229 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4231 * configure.ac: Remove excess quoting from asm line 0 test.
4232 * configure: Rebuilt.
4234 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4236 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4237 * c-common.c (convert_and_check): Move warning logic to...
4238 (warnings_for_convert_and_check): ...here. Define.
4239 * c-common.h (warnings_for_convert_and_check): Declare.
4241 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4243 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4244 (output_call): Likewise.
4246 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4248 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4250 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4252 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4254 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4256 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4257 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4259 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4261 PR tree-optimization/31183
4262 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4263 Use double_int instead of unsigned int for representing access_strides.
4264 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4266 2007-03-16 Richard Guenther <rguenther@suse.de>
4268 PR tree-optimization/31146
4269 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4270 to allow recursion of forward_propagate_addr_expr.
4271 (forward_propagate_addr_into_variable_array_index): Likewise.
4272 (forward_propagate_addr_expr): Likewise.
4273 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4274 (forward_propagate_addr_expr_1): Recurse on simple copies
4275 instead of propagating into them. Do so for useless conversions
4277 (forward_propagate_addr_expr): Clean up unused statements after
4280 2007-03-16 Richard Guenther <rguenther@suse.de>
4282 * builtins.c (expand_builtin_cexpi): Use the right argument
4283 for the expansion via cexp.
4285 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4287 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4288 * configure: Rebuilt.
4290 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4293 * dwarf2out.c (force_type_die): Adjust comment.
4294 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4296 2007-03-15 DJ Delorie <dj@redhat.com>
4298 * config/frv/predicates.md (minmax_operator): Don't check operands
4301 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4303 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4304 Update constant estimates of number of iterations.
4305 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4306 argument renamed to "realistic".
4307 (compute_estimated_nb_iterations): Removed.
4308 (record_niter_bound): New function.
4309 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4310 call record_nonwrapping_iv with upper = false.
4311 (infer_loop_bounds_from_signedness): Pass upper argument to
4312 record_nonwrapping_iv.
4313 (estimate_numbers_of_iterations_loop): Do not call
4314 compute_estimated_nb_iterations. Record estimate based on profile
4315 information. Initialize the constant estimates of number of
4317 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4319 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4320 number of iterations is too small.
4321 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4322 (EST_NOT_AVAILABLE): Removed.
4323 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4324 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4327 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4329 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4330 Handle NE_EXPR guards.
4332 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4335 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4336 Set also -pedantic-errors by default for the preprocessor unless
4337 -fpermissive is given.
4339 2007-03-15 Richard Guenther <rguenther@suse.de>
4343 * builtins.c (expand_builtin_cexpi): As a fallback if we
4344 don't have builtins for sincos or cexp create a function
4345 declaration for cexp and expand to a call to that.
4346 (expand_builtin_int_roundingfn): Always fall
4347 back to floor/ceil and its variants even if they may be
4350 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4353 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4354 jump tables, move the call to delete_dead_jumptables from here...
4355 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4356 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4357 don't allow merging of blocks that try_redirect_by_replacing_jump
4358 also does not handle when not optimizing.
4360 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4361 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4363 * config/i386/i386.md (x86_sahf_1): Correctly handle
4366 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4369 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4370 x86_64_general_operand as operand[2] predicate. Remove "iF"
4371 from operand constraints and use "e" constraint instead.
4372 (*subti3_1, *subti3_1 splitter): Ditto.
4373 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4374 operand[1] predicate.
4376 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4378 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4379 arrays, multiply the access strides by the size of the sub-array.
4380 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4382 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4384 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
4385 the configured assembler supports the sahf mnemonic.
4386 * configure: Regenerate.
4387 * config.in: Regenerate.
4389 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
4390 emit "sahf" or ".byte\t0x9e" as asm template.
4392 2007-03-14 Michael Meissner <michael.meissner@amd.com>
4395 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
4396 option to replace hard coded TARGET_xxx in md file.
4397 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
4398 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4399 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
4400 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
4401 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
4402 (X86_TUNE_NOT_VECTORMODE): Ditto.
4403 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
4404 (TUNE_AVOID_VECTOR_DECODE): Ditto.
4405 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4406 (TUNE_SLOW_IMUL_IMM8): Ditto.
4407 (TUNE_MOVE_M1_VIA_OR): Ditto.
4408 (TUNE_NOT_UNPAIRABLE): Ditto.
4409 (TUNE_NOT_VECTORMODE): Ditto.
4411 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
4414 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
4415 tuning options instead of hard coded TARGET_xxx.
4416 (fix ssemode peephole2's): Ditto.
4417 (imul peephole2's): Ditto.
4419 (movdi_or_rex64): Ditto.
4420 (move peephole2): Ditto.
4421 (not peephole2's): Ditto.
4423 2007-03-14 Dirk Mueller <dmueller@suse.de>
4425 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
4426 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
4427 * c-parser.c (c_parser_if_body): Always add an empty statement in case
4429 * c-parser.c (c_parser_do_statement): Warn about empty body in
4431 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
4432 * doc/invoke.texi (-Wempty-body): Update documentation.
4434 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4437 * c-common.h (warn_for_div_by_zero): Declare.
4438 * c-common.c (warn_for_div_by_zero): Define.
4439 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
4442 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4444 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
4445 to PREFIX and STANDARD_PREFIX.
4447 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4448 Phil Edwards <phil@codesourcery.com>
4450 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
4451 (__gthread_once_t): Remove busy field for RTPs.
4452 (__GTHREAD_ONCE_INIT): Update accordingly.
4454 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4456 * doc/invoke.texi: Document VxWorks options.
4458 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4460 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
4462 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
4464 PR tree-optimization/30590
4465 * tree-nrv.c (tree_nrv): Check for the partial update of the
4468 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4470 * flags.h (flag_random_seed): Remove declaration, in favor of...
4471 * toplev.h (get_random_seed, set_random_seed): ... these.
4472 * tree.c (get_file_function_name): Use the former.
4473 * opts.c (common_handle_option): Use the latter.
4476 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
4479 * cse.c (cse_find_path): Do not bail out if a basic block that
4480 we already visited now becomes part of a path that starts at a
4481 different basic block. Just disallow this, to make sure we
4482 visit each basic block at most once.
4484 2007-03-13 Jan Hubicka <jh@suse.cz>
4486 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
4487 when profile esitmate is present, calls with very low frequency are
4490 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
4492 PR tree-optimization/30730
4493 PR tree-optimization/26900
4494 * tree-ssa-loop-niter.c: Include gmp.h.
4496 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
4497 split_to_var_and_offset, determine_value_range,
4498 bound_difference_of_offsetted_base, refine_bounds_using_guard,
4499 bound_difference, bounds_add, bounds_negate,
4500 number_of_iterations_ne_max, dump_affine_iv): New functions.
4501 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
4502 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
4503 difference of initial and final value of control iv to validate
4505 (number_of_iterations_cond): Add loop parameter. Determine bounds
4506 on the difference of the extremes of the control iv. Add dumps.
4507 (expand_simple_operations): Handle phi nodes.
4508 (simplify_using_initial_conditions): Do not record used conditions.
4509 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
4510 Do not set additional_info.
4511 (implies_nonnegative_p, implies_ge_p): Removed.
4512 (derive_constant_upper_bound): Do not use parameter `additional'.
4513 (record_estimate): Parameter `additional' removed. Parameter
4514 `i_bound' added. Do not call derive_constant_upper_bound.
4515 (record_nonwrapping_iv): Use derive_constant_upper_bound to
4516 bound the number of iterations estimate.
4517 (estimate_numbers_of_iterations_loop): Pass the estimate from
4518 the number of iterations analysis to record_estimate.
4519 * tree.h (multiple_of_p): Declare.
4520 * tree-scalar-evolution.c (expression_expensive_p): Removed.
4521 (scev_const_prop): Do not check expression_expensive_p.
4522 * fold-const.c (multiple_of_p): Exported.
4523 * double-int.c (double_int_mask): Exported.
4524 * double-int.h (double_int_mask): Declare.
4525 * tree-flow.h (struct tree_niter_desc): Removed additional_info
4526 field. Added max field.
4528 2007-03-13 David Taylor <taylor@candd.org>
4531 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
4534 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4537 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
4538 two unamed patterns.
4540 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
4542 * config/i386/i386.opt (mcx16, msahf): New options.
4543 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
4544 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
4546 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
4547 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
4548 Output -mcx16 and -msahf options when corresponding bit is set.
4550 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
4553 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4555 * configure.ac: Test for assembler tolerance to # 0 "".
4556 * configure, config.in: Rebuilt.
4557 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
4559 2007-03-13 Geoffrey Keating <geoffk@apple.com>
4561 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
4563 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
4564 (handle_syscall): Handle direct system calls.
4565 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
4567 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4569 * doc/invoke.texi: Fix cpp.info cross-reference.
4570 * doc/passes.texi: Fix gcc.info cross-reference.
4572 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
4574 PR tree-optimization/30835
4575 * lambda-code.c (can_convert_to_perfect_nest): Check whether
4576 bb_for_stmt is not NULL before accessing it.
4578 2007-03-12 Joseph Myers <joseph@codesourcery.com>
4580 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
4583 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4586 * doc/install.texi: Document --enable-stage1-languages
4588 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
4590 * tree-pass.h (pass_into_cfg_layout_mode,
4591 pass_outof_cfg_layout_mode): Declare.
4592 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
4593 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
4594 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
4595 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
4597 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
4599 * c-decl.c (warn_variable_length_array): New function.
4600 Refactored from grokdeclarator to handle warn_vla
4601 and handle unnamed array case.
4602 (grokdeclarator): Refactored VLA warning case.
4603 * c.opt (Wvla): New flag.
4604 * doc/invoke.texi (Wvla): New warning.
4606 2007-03-12 Richard Henderson <rth@redhat.com>
4608 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
4609 (TARGET_SECTION_TYPE_FLAGS): New.
4611 2007-03-12 Richard Henderson <rth@redhat.com>
4613 * config/darwin.c (machopic_reloc_rw_mask): New.
4614 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
4615 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
4617 2007-03-12 Mark Mitchell <mark@codesourcery.com>
4619 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
4620 * cppdefault.h (cpp_PREFIX): Document.
4621 (cpp_PREFIX_len): Likewise.
4622 (cpp_EXEC_PREFIX): New variable.
4623 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
4624 * c-incpath.c (add_standard_paths): Correct logic for relocating
4625 paths within prefix.
4627 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
4629 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
4630 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
4632 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
4633 fix_truncdfdi_sse using SSEMODEF mode macro.
4634 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
4635 fix_truncdfsi_sse using SSEMODEF mode macro.
4636 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
4637 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
4639 2007-03-12 Richard Sandiford <richard@codesourcery.com>
4641 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
4644 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
4646 * tree.h : Add multiple_of_p declaration.
4647 * fold-const.c (multiple_of_p): Make multiple_of_p public.
4648 * ipa-type-escape.c (results_of_malloc): Redundant.
4649 (visited_stmts): New. Visited stmt for walk_use_def_chains.
4650 (cast_type): Extended with new members.
4651 (check_cast): Returns cast_type.
4652 (cast): New structure for data of walk_use_def_chains.
4653 (is_malloc_result, is_cast_from_non_pointer_1,
4654 is_cast_from_non_pointer,
4655 is_array_access_through_pointer_and_index): New functions.
4656 (look_for_casts): Returns cast types.
4657 (check_call): Returns void.
4658 (okay_pointer_operation): Use support of pointer plus index,
4659 pointer plus constant and allow all multiplications.
4661 2007-03-11 Richard Guenther <rguenther@suse.de>
4663 PR tree-optimization/31115
4664 * tree-vrp.c (extract_range_from_binary_expr): Make sure
4665 the shift count is positive and non-anti-range for RSHIFT_EXPR.
4666 A shift count of zero is not special as with *_DIV_EXPR.
4667 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
4670 2007-03-11 Ian Lance Taylor <iant@google.com>
4672 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
4673 the *_DIV_EXPR codes correctly with overflow infinities.
4675 2007-03-11 Ira Rosen <irar@il.ibm.com>
4677 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
4678 indicate success/failure of the analysis. Add negation to subtrahend
4679 in case of subtraction. Fail if both operands contain constants.
4680 (create_data_ref): Fail if analyze_offset fails.
4682 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
4684 * config/i386/i386.md (frndintxf2): Rename to ...
4685 (rintxf2): ... this. Remove expander having same name.
4686 (rintsf2, rintdf2): Implement using SSEMODEF macro.
4687 (roundsf2, rounddf2): Ditto.
4688 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
4689 (lround<mode>di2, lround<mode>si2): Ditto.
4691 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
4693 * lower-subreg.c: Include except.h.
4694 (decompose_multiword_subregs): Verify that the only control flow
4695 insns we can split are loads to multi-words pseudos.
4696 Handle breaking such blocks after splitting, instead of calling
4697 find_many_sub_basic_blocks.
4699 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
4700 on the new basic block. Add a lengthy comment explaining why we
4701 thought this was necessary.
4702 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
4704 2007-03-10 Mark Mitchell <mark@codesourcery.com>
4707 * tree.c (walk_type_fields): Recurse into the element type of
4708 ARRAY_TYPEs if there is a pointer set.
4710 2007-03-10 Dirk Mueller <dmueller@suse.de>
4712 * c-common.c (warn_logical_operator): Fix condition.
4714 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
4716 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
4718 * config/darwin.c (machopic_select_section): Remove superfluous
4719 argument in call to categorize_decl_for_section. Remove unused
4722 2007-03-10 Joseph Myers <joseph@codesourcery.com>
4724 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
4726 * configure: Regenerate.
4728 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
4731 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
4732 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
4733 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
4734 Add LABEL_NUSES to emitted label.
4735 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
4736 branch probability value to emitted jump insn.
4737 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
4738 Do not check life information and do not re-arrange input operands
4739 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
4741 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4743 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
4744 the change of decode_asm_operands.
4746 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4748 * mode-switching.c (create_pre_exit): Skip blockage insn.
4750 2007-03-09 Diego Novillo <dnovillo@redhat.com>
4752 * tree-pass.h (TODO_update_smt_usage): Remove.
4754 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4758 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4760 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
4761 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
4762 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
4765 2007-03-09 Geoffrey Keating <geoffk@apple.com>
4767 * gcc.c: Document %{, in big comment at top.
4768 (input_suffix_matches): Remove special handling for .s and
4770 (input_spec_matches): New.
4771 (handle_braces): Handle %{,.
4772 (validate_switches): ',' indicates a value which is not a switch.
4773 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
4774 to detect assembler input.
4775 * config/i386/sol2.h (CPP_SPEC): Likewise.
4776 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
4777 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4778 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
4779 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4780 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
4781 -m64 causes deployment target to default to 10.5.
4782 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4784 2007-03-09 Richard Henderson <rth@redhat.com>
4787 * target.h (targetm.asm.out.reloc_rw_mask): New.
4788 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
4789 (TARGET_ASM_OUT): Use it.
4790 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
4791 * varasm.c (categorize_decl_for_section): Remove shlib argument;
4792 use the new reloc_rw_mask target hook instead.
4793 (default_section_type_flags_1): Merge into...
4794 (default_section_type_flags): ... here.
4795 (decl_readonly_section_1): Merge into...
4796 (decl_readonly_section): ... here.
4797 (default_elf_select_section_1): Merge into...
4798 (default_elf_select_section): ... here.
4799 (default_unique_section_1): Merge into...
4800 (default_unique_section): ... here.
4801 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
4802 (default_select_rtx_section): Use it.
4803 (default_elf_select_rtx_section): Likewise.
4804 * output.h: Update to match.
4805 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
4806 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
4807 (TARGET_ASM_RELOC_RW_MASK): New.
4808 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
4809 to categorize_decl_for_section.
4810 (x86_64_elf_unique_section): Likewise.
4811 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
4812 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
4813 (TARGET_ASM_RELOC_RW_MASK): New.
4814 * config/ia64/ia64.c (ia64_rwreloc_select_section,
4815 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
4816 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
4817 (TARGET_RWRELOC): Remove.
4818 (ia64_section_type_flags): Adjust call to default_section_type_flags.
4819 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4820 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
4821 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
4822 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
4823 (rs6000_xcoff_select_section): Use decl_readonly_section.
4824 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
4825 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4826 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
4827 (TARGET_SECTION_TYPE_FLAGS): Remove.
4828 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
4830 2007-03-09 Roger Sayle <roger@eyesopen.com>
4832 * fold-const.c (fold_comparison): Remove compile-time evaluation of
4833 complex constant equality/inequality comparisons for here.
4834 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
4835 known at compile-time or can be simplified to a scalar comparison.
4836 (fold_relational_const): Move compile-time evaluation of complex
4837 constant equality/inequality comparisons to here.
4839 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4841 PR rtl-optimization/30643
4842 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
4844 (fold_rtx): Recurse, like before 2006-11-03.
4846 2007-03-09 DJ Delorie <dj@redhat.com>
4848 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
4851 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
4853 PR tree-optimization/30375
4854 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
4855 LHS of statements is not the same.
4856 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
4858 2007-03-09 Chao-ying Fu <fu@mips.com>
4860 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
4862 * doc/invoke.texi (-mdspr2): Document new option.
4863 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
4864 New unspec for DSP REV 2.
4865 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
4866 these instructions are extended in DSP REV 2.
4867 (mips-dspr2.md): Include.
4868 * config/mips/mips.opt (mdspr2): New option.
4869 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
4870 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
4871 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
4872 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
4873 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
4874 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
4875 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
4877 (bdesc_map): Add one field of unsupported_target_flags.
4878 (bdesc_arrays): Update entries to have extra fields. Add
4880 (mips_init_builtins): Initialize new function types.
4881 Check unsupported_target_fileds to filter out builtins.
4882 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
4884 (ASM_SPEC): Pass mdspr2 to the assembler.
4885 * config/mips/mips-dspr2.md: New file.
4887 2007-03-09 Sa Liu <saliu@de.ibm.com>
4889 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
4891 2007-03-09 Ian Lance Taylor <iant@google.com>
4893 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
4894 argument) like -Wstrict-overflow=2.
4895 * doc/invoke.texi (Warning Options): Update documentation.
4897 2007-03-09 Dirk Mueller <dmueller@suse.de>
4900 * doc/invoke.texi (-Wlogical-op): Document.
4901 * common.opt (-Wlogical-op): New.
4902 * c-common.h (warn_logical_operator): Declare.
4903 * c-common.c (warn_logical_operator): Define.
4904 * c-typeck.c (parser_build_binary_op): Call
4905 warn_logical_operator.
4907 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4909 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
4910 * final.c (final_scan_insn): Test for non-"" file name.
4912 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
4914 * doc/loop.texi: Document the Omega linear constraints solver.
4915 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
4916 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
4917 omega-hash-table-size, omega-max-keys, and
4918 omega-eliminate-redundant-constraints.
4919 * tree-pass.h (pass_check_data_deps): Declared.
4922 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
4923 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
4924 pass_check_data_deps): New.
4925 * tree-data-ref.c (init_data_ref): Remove declaration.
4926 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
4927 (analyze_array): Renamed init_array_ref, move up initializations.
4928 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
4929 Removed arguments that are set to NULL.
4930 (analyze_indirect_ref): Correct indentation, correct call to
4932 (object_analysis): Call init_array_ref instead of analyze_array.
4933 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
4934 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
4935 of DR_ACCESS_FNS_ADDR.
4936 (init_omega_eq_with_af, omega_extract_distance_vectors,
4937 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
4938 ddr_consistent_p): New.
4939 (compute_affine_dependence): Check consistency of ddrs when
4940 flag_check_data_deps is passed.
4941 (analyze_all_data_dependences): Uncomment.
4942 (tree_check_data_deps): New.
4943 * tree-data-ref.h: Include omega.h.
4944 (DR_ACCESS_FNS_ADDR): Removed.
4945 (data_dependence_relation): Add inner_loop.
4946 (DDR_INNER_LOOP): New.
4947 * common.opt (fcheck-data-deps): New.
4948 * tree-flow.h (tree_check_data_deps): Declare.
4949 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
4950 (OBJS-common): Depend on omega.o.
4952 * passes.c (pass_check_data_deps): Scheduled.
4953 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
4954 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
4955 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
4956 PARAM_VECT_MAX_VERSION_CHECKS,
4957 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
4959 2007-03-09 Richard Guenther <rguenther@suse.de>
4961 PR tree-optimization/30904
4963 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
4964 the same way as *_DIV_EXPR.
4966 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4968 * recog.c (decode_asm_operands): No mixed declarations and code.
4970 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
4972 * rtl.def (ASM_INPUT): Add location.
4973 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
4974 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
4975 (decode_asm_operands): Add loc operand.
4976 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
4977 * stmt.c (expand_asm): Rename to...
4978 (expand_asm_loc): ... this. Add locus argument. Pass it on to
4979 gen_rtx_ASM_INPUT_loc.
4980 (expand_asm_expr): Adjust.
4981 * recog.c (decode_asm_operands): Add loc operand.
4982 (check_asm_operands, extract_insn): Adjust.
4983 * reload1.c (maybe_fix_stack_asms): Likewise.
4984 * final.c (asm_insn_count): Likewise.
4985 (final_scan_insn): Output # line before and after asm.
4987 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
4989 * tree-ssa-structalias.c (variable_info): Remove
4991 (new_var_info): Ditto.
4992 (shared_bitmap_info_t): New structure.
4993 (shared_bitmap_table): New variable.
4994 (shared_bitmap_hash): New function.
4995 (shared_bitmap_eq): Ditto
4996 (shared_bitmap_lookup): Ditto.
4997 (shared_bitmap_add): Ditto.
4998 (merge_smts_into): Change to take bitmap directly.
4999 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
5000 (init_alias_vars): Init shared bitmap hashtable.
5001 (delete_points_to_sets): Delete shared bitmap hashtable.
5002 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
5003 is_aliased removal as a change that was still necessary was
5006 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
5008 * config/i386/i386.h (override_options): Conditionally disable
5009 x86_sahf for 64bit targets only.
5011 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5014 * c-decl.c (merge_decls): Don't call make_var_volatile.
5015 * varasm.c (make_var_volatile): Remove.
5016 * output.h (make_var_volatile): Remove.
5018 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
5020 PR tree-optimization/31085
5021 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
5023 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5025 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
5026 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
5027 ATTR_CONST_NOTHROW_LIST.
5029 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5032 2007-03-08 Diego Novillo <dnovillo@redhat.com>
5034 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
5036 2007-03-08 Geoffrey Keating <geoffk@apple.com>
5039 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
5041 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
5042 passed, use shared libgcc.
5044 2007-03-08 Roger Sayle <roger@eyesopen.com>
5046 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
5047 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5048 (honor_protect_cleanup_actions, lower_try_finally_switch):
5050 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
5051 ifc_temp_var): Likewise.
5052 * tree-inline.c (setup_one_parameter): Likewise.
5053 * tree-mudflap.c (mf_decl_cache_locals,
5054 mf_build_check_statement_for): Likewise.
5055 * tree-nested.c (init_tmp_var, save_tmp_var,
5056 finalize_nesting_tree_1): Likewise.
5057 * tree-outof-ssa.c (insert_copy_on_edge,
5058 insert_backedge_copies): Likewise.
5059 * tree-profile.c (tree_gen_edge_profiler,
5060 tree_gen_ic_profiler): Likewise.
5061 * tree-scalar-evolution.c (scev_const_prop): Likewise.
5062 * tree-sra.c (sra_build_assignment): Likewise.
5063 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
5064 * tree-ssa-math-opts.c (insert_reciprocals,
5065 execute_cse_sincos_1): Likewise.
5066 * tree-tailcall.c (adjust_accumulator_values,
5067 adjust_return_value): Likewise.
5068 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
5069 * tree-vect-transform.c (vect_create_data_ref_ptr,
5070 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
5071 vect_create_epilog_for_reduction, vectorizable_reduction,
5072 vectorizable_call, vectorizable_conversion,
5073 vectorizable_assignment, vectorizable_operation,
5074 vectorizable_type_demotion, vect_gen_widened_results_half,
5075 vect_permute_store_chain, vectorizable_store,
5076 vect_setup_realignment, vect_permute_load_chain,
5077 vectorizable_load, vectorizable_condition,
5078 vect_create_cond_for_align_checks): Likewise.
5079 * tree-vrp.c (build_assert_expr_for): Likewise.
5081 2007-03-08 Ian Lance Taylor <iant@google.com>
5083 * tree-vrp.c: Include "intl.h".
5084 (usable_range_p): New static function.
5085 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
5086 overflowed values, juts set *strict_overflow_p.
5087 (compare_values): Only return -2 if one of the operands is not a
5089 (compare_ranges): Call usable_range_p.
5090 (compare_range_with_value): Likewise.
5091 (vrp_evaluate_conditional_warnv): Rename from
5092 vrp_evaluate_conditional. Make static. Change all callers.
5093 (vrp_evaluate_conditional): New function.
5094 (simplify_div_or_mod_using_ranges): Issue warning about reliance
5096 (simplify_abs_using_ranges): Likewise.
5097 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
5098 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
5099 within_stmt parameter.
5100 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5101 vrp_evaluate_conditional.
5102 * tree-ssa-threadedge.c
5103 (record_temporary_equivalences_from_stmts_at_dest): Change
5104 simplify parameter to take a second tree parameter.
5105 (simplify_control_stmt_condition): Likewise.
5106 (thread_across_edge): Likewise.
5107 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5108 (thread_across_edge): Likewise.
5109 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5111 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5113 * config/i386/i386.h (TARGET_SAHF): New define.
5114 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5115 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5116 (x86_sahf): New global variable.
5117 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5118 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5119 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5120 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5122 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5123 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5124 when expanding fcomi/sahf based tests.
5125 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5126 expanding sahf based alternative. Emit sahf based sequence when
5127 optimizing for code size.
5128 * config/i386/i386.md (x86_sahf_1): Do not disable for
5129 TARGET_64BIT, enable for TARGET_SAHF.
5131 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5133 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5134 spurious whitespace from error message.
5136 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5139 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5141 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5143 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5145 * tree-sra.c (instantiate_element): Propagate disabled warnings
5146 from the element itself to the created variable.
5148 2007-03-07 Richard Henderson <rth@redhat.com>
5151 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5152 silently fix up the stack in the case of a missing register.
5154 2007-03-07 Paul Brook <paul@codesourcery.com>
5156 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5158 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5160 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5162 (phase1_vrs): Use them.
5163 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5164 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5165 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5166 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5167 __gnu_Unwind_Restore_WMMXC if required.
5168 (_Unwind_VRS_Pop): Implement iWMMXt support.
5169 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5170 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5171 gnu_Unwind_Save_WMMXC): Define.
5173 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5175 * config/vxworks.h (vxworks_override_options): Declare.
5176 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5177 * config/vxworks.c: Include target.h and toplev.h.
5178 (vxworks_override_options): New function.
5179 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5181 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5183 * config/s390/s390.c (override_options): Don't emit an error when
5184 -mstack-size is used without providing -mstack-guard.
5185 (s390_emit_prologue): Choose stack_guard value automatically if not
5186 provided via command line.
5187 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5189 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5191 * config/i386/i386.c (output_set_got): Add a GOT initialization
5192 sequence for VxWorks PIC.
5193 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5194 around labels as well as symbols. Use gotoff_operand instead
5195 of local_symbolic_operand.
5196 (legitimize_pic_address): Use gotoff_operand instead of
5197 local_symbolic_operand. Use @GOT accesses for labels as
5199 (ix86_output_addr_diff_elt): Use PC-relative rather than
5200 GP-relative offsets for VxWorks PIC.
5201 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5202 no_new_pseudos. Check whether the returned register is op0.
5203 * config/i386/i386.md (tablejump): Use PC-relative rather than
5204 GP-relative offsets for VxWorks PIC.
5205 * config/i386/predicates.md (gotoff_operand): New predicate.
5207 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5209 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5211 * config/vxworks-dummy.h: New file.
5212 * config/i386/i386.h: Include it.
5214 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5216 * dwarf2out.c (is_inlined_entry_point): New
5217 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5218 DW_AT_ranges if the first subblock is the entry point.
5220 2007-03-06 David Daney <ddaney@avtrex.com>
5222 * doc/install.texi (mips-*-*): Change recommended binutils
5225 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5227 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5228 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5230 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5231 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5233 2007-03-06 Jan Hubicka <jh@suse.cz>
5235 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5236 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5238 (probably_cold_bb_p): Cold functions are cold.
5239 (probably_never_executed_bb_p): Cold functions are cold.
5240 (tree_bb_level_predictions): Predict calls to cold functions as not
5242 (compute_function_frequency): Check hot/cold attributes.
5243 * function.h (function_frequency): Update comments.
5244 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5245 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5246 (c_common_att): Add cold and hot.
5248 * doc/extend.texi (hot,cold attributes): Document.
5250 2007-03-06 Andrew Haley <aph@redhat.com>
5252 * function.c (expand_function_end): Move blockage to just after we
5253 emit the label for the naked return from the function.
5255 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5257 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5260 2007-03-06 Jan Hubicka <jh@suse.cz>
5262 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5263 loaded for constant large models. Non-large 64bit PIC can do.
5264 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5265 * cmodel.h: Add LARGE PIC.
5266 * i386.md (UNSPEC_PLTOFF): New.
5267 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5269 (*call_1_rex64): Disable for large models.
5270 (*call_1_rex64_large): New.
5271 (*call_value_1_rex64): Disable for large models.
5272 (*call_value_1_rex64_large): New.
5273 (set_rip_rex4): New.
5274 (set_got_offset_rex64): New.
5275 * predicates.md (constant_call_address_operand): For large model
5276 constant calls are not possible.
5277 * i386-protos.h (construct_plt_address): Declare.
5278 * i386.c (override_options): Accept large models.
5279 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5280 (legitimate_constant_p): Add new UNSPECs.
5281 (legitimate_pic_operand_p): Likewise.
5282 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5283 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5285 (output_pic_addr_const): Add PLTOFF.
5286 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5287 (ix86_expand_move): Legitimize pic address when in PIC mode.
5288 (construct_plt_address): New function.
5289 (ix86_expand_call): Offload the address to register and use GOT pointer
5291 * invoke.texi (mcmodel=large): Update documentation.
5293 2007-03-06 Richard Henderson <rth@redhat.com>
5295 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5296 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5297 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5298 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5299 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5300 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5301 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5302 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5303 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5304 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5305 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5306 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5307 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5308 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5309 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5310 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5311 x86_schedule, x86_use_bt, x86_pad_returns,
5312 x86_use_xchgb): Merge into ...
5313 (ix86_tune_features): ... here. New array.
5314 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5315 x86_bswap): Merge into ...
5316 (ix86_arch_features): ... here. New array.
5317 (x86_3dnow_a): Remove.
5318 (x86_accumulate_outgoing_args): Make static.
5319 (x86_arch_always_fancy_math_387): Make static.
5320 (ix86_tune_mask, ix86_arch_mask): Move ...
5321 (override_options): ... to local variables here. Apply the
5322 appropriate mask to each element of ix86_arch_features and
5323 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5324 as were done in the old macros.
5325 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5326 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5327 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5328 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5329 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5330 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5331 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5332 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5333 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5334 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5335 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5336 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5337 x86_accumulate_outgoing_args, x86_prologue_using_move,
5338 x86_epilogue_using_move, x86_decompose_lea,
5339 x86_arch_always_fancy_math_387, x86_shift1,
5340 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5341 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5342 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5343 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5344 x86_use_incdec, x86_pad_returns, x86_bswap,
5345 x86_partial_flag_reg_stall): Remove.
5346 (enum ix86_tune_indices): New.
5347 (ix86_tune_features): New.
5348 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5349 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5350 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5351 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5352 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5353 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5354 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5355 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5356 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5357 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5358 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5359 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5360 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5361 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5362 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5363 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5364 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5365 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5366 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5367 TARGET_EXT_80387_CONSTANTS): Use it.
5368 (enum ix86_arch_indices): New.
5369 (ix86_arch_features): New.
5370 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5371 TARGET_BSWAP): Use it.
5372 (ix86_tune_mask, ix86_arch_mask): Remove.
5374 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5377 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5378 Define using $${sysroot_headers_suffix}.
5379 * configure: Regenerate.
5380 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5381 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
5383 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
5384 * gcc.c (print_sysroot_headers_suffix): New.
5385 (option_map): Include --print-sysroot-headers-suffix.
5386 (display_help): Mention -print-sysroot-headers-suffix.
5387 (process_command): Handle -print-sysroot-headers-suffix.
5388 (do_spec_1): Append multilib directory to include-fixed path if
5389 sysroot suffixes in use.
5390 (main): Handle -print-sysroot-headers-suffix.
5391 * Makefile.in (start.encap): Don't depend on xlimits.h
5392 (xlimits.h): Remove.
5393 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
5394 limits.h for each multilib in fixinc_list.
5395 (fixinc_list, s-fixinc_list): New.
5396 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
5397 generate them for each multilib in fixinc_list.
5398 (stmp-fixproto): Use include-fixed. Run fixproto for each
5399 multilib in fixinc_list.
5400 (mostlyclean): Don't remove xlimits.h.
5401 (clean): Remove include-fixed.
5402 (real-install-headers-tar, real-install-headers-cpio,
5403 real-install-headers-cp): Don't copy include, only include-fixed.
5404 (install-mkheaders): Depend on fixinc_list. Don't depend on
5405 xlimits.h. Save limits.h files for each multilib in fixinc_list.
5406 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
5407 SYSTEM_HEADER_DIR setting in mkheaders.conf.
5409 2007-03-06 Jan Hubicka <jh@suse.cz>
5411 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
5414 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5416 * configure.ac: Allow tm_file to contain build-directory files.
5417 * configure: Regenerate.
5418 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
5419 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
5420 * config/m68k/print-sysroot-suffix.sh: New file.
5422 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5424 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
5425 of pic_offset_table_rtx if reload_completed.
5426 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
5427 PIC_OFFSET_TABLE_REGNUM.
5428 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
5430 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
5431 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
5433 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5435 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5436 functions that call eh_return.
5438 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5440 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5441 functions that need a constant pool.
5443 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5446 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
5447 (m68k_preferred_reload_class): Likewise.
5448 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
5449 (SECONDARY_RELOAD_CLASS): Define.
5450 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
5451 (LIMIT_RELOAD_CLASS): Delete.
5452 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
5453 registers from storing bytes.
5454 (m68k_secondary_reload_class): New function.
5455 (m68k_preferred_reload_class): Likewise.
5457 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5459 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
5461 (m68k_expand_prologue): Likewise.
5463 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5465 * config/m68k/m68k-protos.h (output_sibcall): Declare.
5466 (mips_expand_epilogue): Add a bool parameter.
5467 (m68k_legitimize_sibcall_address): Declare.
5468 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
5469 (m68k_expand_epilogue): Add a parameter to select between sibling
5470 and normal epilogues. Only generate a return for the latter.
5471 (m68k_ok_for_sibcall_p): New function.
5472 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
5473 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
5474 (sibcall_value, *sibcall_value): Likewise.
5475 (*call, *call_value): Require !SIBLING_CALL_P.
5476 (epilogue): Update call to m68k_expand_epilogue.
5477 (sibcall_epilogue): New pattern.
5478 * config/m68k/predicates.md (const_call_operand): Say that this
5479 predicate applies to sibling calls too.
5480 (sibcall_operand): New predicate.
5482 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5484 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
5485 alternatives as movsi_cf.
5486 (movsf_cf_hard): Add commentary.
5488 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
5489 Richard Sandiford <richard@codesourcery.com>
5491 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
5492 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
5493 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
5494 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
5495 as being live on exit from an interrupt function.
5496 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
5497 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
5498 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
5499 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
5500 (m68k_interrupt_function_p): Globalize.
5501 (m68k_compute_frame_layout): Remove reverse mask code.
5502 (m68k_emit_movem, m68k_set_frame_related): New functions.
5503 (m68k_output_function_prologue): Delete in favor of...
5504 (m68k_expand_prologue): ...this new function.
5505 (m68k_output_function_epilogue): Delete in favor of...
5506 (m68k_expand_epilogue): ...this new function.
5507 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
5509 (print_operand): Handle %?.
5510 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
5511 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
5512 (prologue, epilogue): New patterns.
5513 (return): Turn into a define_expand.
5514 (*return): New pattern, derived from old "return" pattern. Use rte
5515 rather than rts for interrupt functions. Only use rtd if the pop
5517 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
5518 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
5519 (link, *link, unlink, *unlink, load_got): Likewise.
5521 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5525 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
5526 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
5527 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
5528 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
5529 and m68k_matches_u_p.
5530 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
5531 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
5532 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
5533 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
5534 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
5535 (REG_STRICT_P): New macro.
5536 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
5537 PCREL_GENERAL_OPERAND_OK.
5538 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
5539 m68k_legitimate_base_reg_p.
5540 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
5541 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
5542 (PIC_CASE_VECTOR_ADDRESS): Update comment.
5543 * config/m68k/m68k.c (m68k_address): New structure.
5544 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
5545 (m68k_decompose_index, m68k_legitimate_constant_address_p)
5546 (m68k_jump_table_ref_p, m68k_decompose_address)
5547 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
5548 (m68k_matches_u_p): New functions.
5549 (print_operand_address): Rewrite to use m68k_decompose_index.
5551 2007-03-05 David Taylor <dtaylor@emc.com>
5553 * gcc.c: Correct copyright date in --version output.
5555 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5557 * pa.md: In unamed move patterns, disparge copies between general
5558 and floating point registers using '?' modifier. Don't include 'f'
5559 constraint for register preferences in DImode, SImode, HImode and
5560 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
5561 Remove constraints for copies between general and floating registers
5562 in soft-float DFmode pattern.
5563 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
5567 2007-03-05 Mike Stump <mrs@apple.com>
5569 * c-common.c (targetcm): Add.
5570 * c-opts.c (c_common_handle_option): Handle language specific
5572 * opts.c (handle_option): Verify language for target options, if
5574 * opth-gen.awk: Add CL_LANG_ALL.
5575 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
5576 (TARGETCM_INITIALIZER): Add.
5577 * target.h (struct gcc_targetcm): Add.
5579 * targhooks.c (default_handle_c_option): Add.
5580 * targhooks.h (default_handle_c_option): Add.
5581 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
5583 * config/darwin.opt (iframework): Add.
5584 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
5585 * config/darwin-c.c (handle_c_option): Add.
5586 (TARGET_HANDLE_C_OPTION): Add.
5588 * doc/invoke.texi (Darwin Options): Add -iframework.
5590 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5592 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
5595 2007-03-05 Ian Lance Taylor <iant@google.com>
5597 * c.opt (fgnu89-inline): New option.
5598 * c-opts.c (c_common_post_options): Set default value for
5600 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
5601 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
5603 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
5604 (grokdeclarator, start_function): Likewise.
5605 * c-cppbuiltin.c (c_cpp_builtins): Define either
5606 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
5607 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
5608 (C Dialect Options): Document -fgnu89-inline.
5609 * doc/extend.texi (Function Attributes): Explain what the
5610 gnu_inline attribute does.
5611 * doc/cpp.texi (Common Predefined Macros): Document
5612 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5614 2007-03-05 Ian Lance Taylor <iant@google.com>
5616 PR tree-optimization/31034
5617 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
5618 half-range if the other side is an overflow infinity.
5620 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5622 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
5623 (bfin*-linux-uclibc*): New configuration.
5624 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
5626 * config/bfin/linux.h: New file.
5627 * config/bfin/libgcc-bfin.ver: New file.
5628 * config/bfin/t-bfin-uclinux: New file.
5629 * config/bfin/t-bfin-linux: New file.
5630 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
5631 (TARGET_OS_CPP_BUILTINS): New macro.
5633 2007-03-05 Richard Guenther <rguenther@suse.de>
5635 * fold-const.c (fold_binary): Remove duplicate folding
5636 of comparison of non-null ADDR_EXPR against null.
5638 2007-03-05 Richard Guenther <rguenther@suse.de>
5639 Dorit Nuzman <dorit@il.ibm.com>
5641 PR tree-optimization/26420
5642 * tree-vectorizer.c (vectorize_loops): Bail out early if there
5643 are no loops in the function. Only print the number of
5644 vectorized loops if it is greater than zero or we are supposed
5645 to print information about unvectorized loops.
5647 2007-03-05 Revital Eres <eres@il.ibm.com>
5649 * gcc.dg/var-expand1.c: New test.
5650 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
5651 when an accumulator is expanded.
5653 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5656 * c-common.c (convert_and_check): Don't give warnings for
5657 conversion if 'expr' already overflowed.
5659 2007-03-04 Roger Sayle <roger@eyesopen.com>
5662 * fold-const.c (fold_comparison): Enforce type consistency when
5663 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
5665 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
5667 * tree-ssa-address.c (create_mem_ref): Do not put an expression
5668 containing a cast to the base of TARGET_MEM_REF.
5670 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
5672 * tree.c (tree_contains_struct_check_failed): Remove spurious
5673 whitespace from error message.
5675 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5678 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
5679 instead of precision.
5681 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
5682 Nathan Sidwell <nathan@codesourcery.com>
5684 * emit-rtl.c (find_auto_inc): New.
5685 (try_split): recreate REG_INC notes,
5686 Use regular for loops rather than whiles.
5688 2007-03-03 Andreas Schwab <schwab@suse.de>
5690 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
5691 * configure: Regenerate.
5693 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5695 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
5696 flag_rounding_math, not flag_unsafe_math_optimizations.
5698 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
5700 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
5701 alpha_fold_vector_minmax): Likewise.
5702 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5703 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
5705 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5707 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
5708 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
5709 if the lhs has side-effects.
5710 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
5712 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5714 * config/i386/i386.h (TUNEMASK): Remove define.
5715 (ARCHMASK): Remove define.
5716 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
5717 Use ix86_arch_mask variable instead of ARCHMASK.
5718 * config/i386/i386.c (override_options): Ditto.
5719 (standard_80387_constant_p): Ditto.
5721 2007-03-02 Ian Lance Taylor <iant@google.com>
5723 Used signed infinities in VRP.
5724 * tree-vrp.c (uses_overflow_infinity): New static function.
5725 (supports_overflow_infinity): New static function.
5726 (make_overflow_infinity): New static function.
5727 (negative_overflow_infinity): New static function.
5728 (positive_overflow_infinity): New static function.
5729 (is_negative_overflow_infinity): New static function.
5730 (is_positive_overflow_infinity): New static function.
5731 (is_overflow_infinity): New static function.
5732 (overflow_infinity_range_p): New static function.
5733 (compare_values_warnv): New function split out of compare_values.
5734 (compare_value): Call it.
5735 (set_value_range_to_nonnegative): Add overflow_infinity
5736 parameter. Change caller.
5737 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
5739 (vrp_expr_computes_nonzero): Likewise.
5740 (compare_ranges, compare_range_with_value): Likewise.
5741 (compare_name_with_value, compare_names): Likewise.
5742 (vrp_evaluate_conditional): Likewise.
5743 (set_value_range): Handle infinity
5744 (vrp_operand_equal_p, operand_less_p): Likewise.
5745 (extract_range_from_assert): Likewise.
5746 (vrp_int_const_binop): Likewise.
5747 (extract_range_from_binary_expr): Likewise.
5748 (extract_range_from_unary_expr): Likewise.
5749 (extract_range_from_comparison): Likewise.
5750 (extract_range_from_expr): Likewise.
5751 (dump_value_range): Likewise.
5752 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
5753 (test_for_singularity): Likewise.
5754 (vrp_int_const_binop): Remove inline qualifier.
5755 (adjust_range_with_scev): Add comment.
5756 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5758 2007-03-02 Diego Novillo <dnovillo@redhat.com>
5760 * tree-ssa-structalias.c (could_have_pointers): Tidy.
5761 (get_constraint_for): Likewise.
5762 (do_structure_copy): Likewise.
5763 (find_func_aliases): Fix references to MODIFY_EXPR.
5764 (intra_create_variable_infos): Tidy.
5765 * tree-ssa-operands.c (add_virtual_operand): Add argument
5767 When adding members of alias sets, if IS_CALL_SITE is true and
5768 the symbol is not call-clobbered, skip it.
5771 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5773 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
5774 entry by means of emit_insn_at_entry.
5776 2007-03-02 Richard Henderson <rth@redhat.com>
5778 * expr.h (promoted_input_arg): Remove decl.
5779 * function.c (promoted_input_arg): Merge into ...
5780 * combine.c (setup_incoming_promotions): ... only caller.
5781 Rearrange to avoid double loop.
5783 2007-03-02 Ben Elliston <bje@au.ibm.com>
5784 Peter Bergner <bergner@vnet.ibm.com>
5785 Janis Johnson <janis187@us.ibm.com>
5787 * config/rs6000/dfp.md: New file.
5788 * config/rs6000/rs6000.md: Include dfp.md.
5789 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
5790 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
5791 and TDmode decimal float modes in FP registers.
5792 (num_insns_constant): Likewise.
5793 (rs6000_legitimate_offset_address_p): Likewise.
5794 (rs6000_legitimize_address): Likewise.
5795 (rs6000_legitimize_reload_address): Likewise.
5796 (rs6000_legitimate_address): Likewise.
5797 (rs6000_emit_move): Likewise.
5798 (function_arg_boundary): Likewise.
5799 (function_arg_advance): Likewise.
5800 (rs6000_darwin64_record_arg_recurse): Likewise.
5801 (function_arg): Likewise.
5802 (rs6000_gimplify_va_arg): Likewise.
5803 (rs6000_split_multireg_move): Likewise.
5804 (rs6000_output_function_epilogue): Likewise.
5805 (rs6000_output_function_epilogue): Likewise.
5806 (rs6000_register_move_cost): Likewise.
5807 (rs6000_function_value): Likewise.
5808 (rs6000_libcall_value): Likewise.
5810 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5812 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
5814 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5816 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
5817 Use $MULTIDIR to choose between the kernel and RTP headers,
5818 and use $WIND_BASE and $WIND_USR to locate them.
5820 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5822 * config/i386/i386.c (override_options): Put initialization of
5823 ix86_tune_mask and ix86_arch_mask to the correct place.
5825 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5826 Michael Meissner <michael.meissner@amd.com>
5829 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
5831 (TARGET_CMOVE): Use ARCHMASK.
5832 (TARGET_CMPXCHG): Ditto.
5833 (TARGET_CMPXCHG8B): Ditto.
5834 (TARGET_XADD): Ditto.
5835 (TARGET_BSWAP): Ditto.
5836 * config/i386/i386.c (ix86_tune_mask): New global variable.
5837 (ix86_arch_mask): Ditto.
5838 (override_options): Initialize ix86_tune_mask and
5839 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
5842 2007-03-02 Ben Elliston <bje@au.ibm.com>
5845 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
5847 2007-03-02 Joseph Myers <joseph@codesourcery.com>
5849 * target.h (init_dwarf_reg_sizes_extra): New target hook.
5850 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
5851 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
5852 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
5854 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
5855 rs6000_init_dwarf_reg_sizes_extra): New.
5856 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
5857 SPE register high parts.
5859 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
5861 * Makefile.in: Add install-pdf target as
5862 copied from automake v1.10 rules.
5863 * configure.ac: Add install-pdf to target list.
5864 * configure: Regenerate.
5866 2007-03-01 Paul Brook <paul@codesourcery.com>
5868 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
5869 modes to LDRD for DImode.
5870 (output_move_double): Fixup out of range ldrd/strd.
5871 (vfp_secondary_reload_class): Rename...
5872 (coproc_secondary_reload_class): ... to this. Add wb argument.
5873 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
5874 coproc_secondary_reload_class for CLASS_IWMMXT.
5875 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
5876 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
5878 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5880 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
5881 factor by the estimated number of iterations.
5882 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
5885 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
5886 decode_caches_intel, detect_caches_intel): New functions.
5887 (host_detect_local_cpu): Use detect_caches_amd and
5888 detect_caches_intel.
5890 2007-03-01 Richard Henderson <rth@redhat.com>
5892 * expr.c (emit_move_complex_push): Export.
5893 (emit_move_complex_parts): Split out from ...
5894 (emit_move_complex): ... here.
5895 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
5896 * config/i386/i386.md (movcdi): New.
5898 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
5900 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
5901 size of mode1 to check for tieable modes in MMX case.
5903 2007-03-01 Richard Sandiford <richard@codesourcery.com>
5905 * Makefile.in (rtlanal.o): Depend on tree.h.
5906 * rtl.h (offset_within_section_p, split_const): Declare.
5907 * rtlanal.c: Include tree.h.
5908 (offset_within_block_p): New function, taken from
5909 mips_offset_within_object_p.
5910 (split_const): New function, taken from mips_split_const.
5911 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
5913 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5914 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
5915 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
5916 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
5917 (m68k_illegitimate_symbolic_constant_p): New function.
5918 * config/m68k/m68k.md (movsi): Remove misleading predicates.
5919 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
5920 symbolic constant that might be outside the symbol's section,
5921 move the symbol first and then add the offset.
5922 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
5924 * config/mips/mips.c (mips_split_const): Delete.
5925 (mips_offset_within_object_p): Delete.
5926 (mips_symbolic_constant_p): Use offset_within_section_p and
5927 split_const instead of mips_offset_within_object_p and
5929 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
5930 (mips_legitimize_const_move, print_operand_reloc)
5931 (mips_dangerous_for_la25_p): Use split_const instead of
5934 2007-02-28 Eric Christopher <echristo@apple.com>
5936 * Makefile.in (install-include-dir): Don't rm -rf include.
5938 2007-02-28 Richard Guenther <rguenther@suse.de>
5941 * fold-const.c (fold_binary): Do not associate expressions
5942 with more than one variable for integer types that do not wrap.
5944 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
5946 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
5947 Delete, and replace with...
5948 (fold_builtin_call_array): This. Update callers to use it.
5949 * fold-const.c (fold_build_call_list): Delete, and replace with...
5950 (fold_build_call_array): This.
5951 (fold_build_call_list_initializer): Delete, and replace with...
5952 (fold_build_call_array_initializer): This.
5953 * tree.h: Update declarations to reflect above changes.
5955 * c-typeck.c (build_function_call): Store converted arguments
5956 in a stack-allocated array instead of building a list.
5957 (convert_arguments): Store arguments in the array passed in as an
5958 argument, and return the actual number of arguments.
5959 * c-format.c: (check_function_format): Pass arguments in an
5960 array instead of a list.
5961 * c-common.c (check_function_nonnull): Likewise.
5962 (check_function_sentinel): Likewise.
5963 (check_function_arguments): Likewise.
5964 * c-common.h: Update declarations to reflect above changes.
5966 2007-02-28 Jan Hubicka <jh@suse.cz>
5968 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
5969 PRED_NEGATIVE_RETURN): Update outcomes.
5971 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
5973 * calls.c (emit_library_call_value_1): Handle partial registers
5974 correctly when building up CALL_INSN_FUNCTION_USAGE.
5976 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5978 * pa/predicates.md (move_src_operand): Allow zero for mode.
5979 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
5982 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
5985 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
5986 *movv2df_internal): Enable pattern only for valid operand
5988 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
5989 tie only 128bit modes. For MMX registers, tie only 64bit modes.
5991 2007-02-27 Mike Stump <mrs@apple.com>
5993 * config/darwin-crt3.c: Avoid compilation when compiling for a
5996 2007-02-27 Joseph Myers <joseph@codesourcery.com>
5998 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
6000 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
6001 for fixed headers and limits.h.
6002 (install-include-dir, install-headers-tar, install-headers-cpio,
6003 install-headers-cp, real-install-headers-tar,
6004 real-install-headers-cpio, real-install-headers-cp): Handle
6005 include-fixed as well as include.
6006 (install-mkheaders): Don't install files that go only in include
6008 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
6009 from GCC_INCLUDE_DIR.
6010 * gcc.c (process_command): Remove special -BstageN/ handling.
6011 (do_spec_1): Add include-fixed directories.
6013 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6015 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
6017 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
6019 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
6022 2007-02-27 Mark Mitchell <mark@codesourcery.com>
6024 * c-common.c (get_priority): Add check for
6025 SUPPORTS_INIT_PRIORITY.
6027 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6029 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
6031 * config/bfin/bfin.c: Include "cfglayout.h".
6032 (MAX_LSETUP_DISTANCE): New macro.
6033 (struct loop_info): New members incoming, incoming_src and
6034 incoming_dest. Delete member predecessor.
6035 (length_for_loop): New function.
6036 (bfin_optimize_loop): Handle more different loop structures.
6037 (bfin_discover_loop): Rework detection of predecessor blocks by
6038 examining incoming edges.
6039 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
6041 (bfin_reorder_loops): New function.
6042 (bfin_reorg_loops): Use these three new functions.
6044 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
6045 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
6046 (CONSTRAINT_LEN): Add entry for 'q'.
6047 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
6048 Add 'q' constraints.
6049 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
6050 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
6052 * config/bfin/bfin.md (add_with_carry): New pattern.
6053 (s_or_u, su_optab, su_modifier): New code macros/attrs.
6054 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
6055 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
6056 support unsigned multiplies too. Removed incorrect commutativity from
6057 operand 1 constraint where appropriate.
6058 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
6060 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
6061 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
6063 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
6064 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
6065 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
6066 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
6067 usmulhisi_hh_huh): New patterns.
6069 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
6070 lshifthi3): Fix output template to use half reg for operand 2.
6072 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
6075 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
6077 2007-02-27 Andreas Schwab <schwab@suse.de>
6079 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
6081 2007-02-27 Jan Hubicka <jh@suse.cz>
6083 * predict.c (last_basic_block_p): Remove.
6084 (tree_estimate_probability): Update return heuristic for commonized
6087 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6089 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
6091 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6093 * doc/include/gcc-common.texi (versionsubtitle): New macro.
6094 * doc/cpp.texi: Standardize title page.
6095 * doc/cppinternals.texi: Likewise.
6096 * doc/gcc.texi: Standardize title page, remove version number
6097 from copyright page.
6098 * doc/gccint.texi: Likewise.
6099 * doc/install.texi: Standardize title page, add table of
6102 2007-02-26 Jan Hubicka <jh@suse.cz>
6104 * predict.def: Set outcomes according to more recent results.
6105 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6106 Remove dead predictors.
6107 * predict.c (return_prediction): Fix pasto.
6109 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6111 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6112 change; avoid a memory leak when returning early.
6114 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6116 * c-decl.c (static_ctors): Move to c-common.c.
6117 (static_dtors): Likewise.
6118 (finish_function): Use c_record_cdtor_fn.
6119 (build_cdtor): Move to c-common.c.
6120 (c_write_global_declarations): Use c_build_cdtor_fns.
6121 * c-common.h (static_ctors): Declare.
6122 (static_dtors): Likewise.
6123 (c_record_cdtor_fn): Likewise.
6124 (c_build_cdtor_fns): Likewise.
6125 * c-common.c (static_ctors): New variable.
6126 (static_dtors): Likewise.
6127 (c_record_cdtor_fn): New function.
6128 (build_cdtor): Move from c-decl.c
6129 (c_build_cdtor_fns): New function.
6131 * output.h (assemble_addr_to_section): Declare.
6132 (get_cdtor_priority_section): Likewise.
6133 * varasm.c (assemble_addr_to_section): New function.
6134 (get_cdtor_priority_section): Likewise.
6135 (default_named_section_asm_out_destructor): Use them.
6136 (destor_dtor_section_asm_out_destructor): Likewise.
6137 (default_named_section_asm_out_constructor): Likewise.
6138 (default_ctor_section_asm_out_constructor): Likewise.
6139 * config.gcc (*-*-vxworks*): Include vxworks.o.
6140 * config/t-vxworks (vxworks.o): New target.
6141 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6142 (TARGET_ASM_CONSTRUCTOR): Define.
6143 (TARGET_ASM_DESTRUCTOR): Likewise.
6144 (vxworks_asm_out_constructor): Declare.
6145 (vxworks_asm_out_destructor): Likewise.
6147 * c-common.c (get_priority): Check that we have not just an
6148 INTEGER_CST, but an integer constant with integeral type.
6150 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6152 PR tree-optimization/30938
6153 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6154 use &dt[nargs-1] instead of &dt[nargs] in the call to
6155 vect_is_simple_use().
6157 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6159 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6160 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6161 Do not attempt to handle MEM inside auto-inc expressions.
6162 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6163 of a register modified by an auto-inc expression. However, do handle
6164 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6165 (elimination_effects): Prohibit elimination of a register modified
6166 by an auto-inc expression. Disable register elimination rules whose
6167 target register is modified by an auto-inc expression with variable
6170 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6172 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6174 (array_at_struct_end_p): New function.
6175 (idx_infer_loop_bounds): Use it.
6176 (estimate_numbers_of_iterations_loop): Export.
6177 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6178 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6179 (tree_estimate_probability): Call record_loop_exits.
6180 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6181 (estimated_loop_iterations, estimated_loop_iterations_int,
6182 estimated_loop_iterations_tree): New functions.
6183 (analyze_siv_subscript_cst_affine,
6184 compute_overlap_steps_for_affine_1_2,
6185 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6186 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6187 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6188 (PRED_LOOP_ITERATIONS_GUESSED): New.
6189 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6190 * cfgloop.h (estimate_numbers_of_iterations_loop,
6191 estimated_loop_iterations_int): Declare.
6193 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6195 * doc/extend.texi: Document optional priority argument to
6196 constructors and destructors.
6197 * tree.c (init_priority_for_decl): Adjust GTY markers.
6198 (init_ttree): Use priority-info hash functions for
6199 init_priority_for_decl.
6200 (tree_map_eq): Rename to ...
6201 (tree_map_base_eq): ... this.
6202 (tree_map_marked_p): Rename to ...
6203 (tree_map_base_marked_p): ... this.
6204 (tree_map_base_hash): New function.
6205 (decl_init_priority_lookup): Rework.
6206 (decl_fini_priority_lookup): New function.
6207 (decl_priority_info): New function.
6208 (decl_init_priority_insert): Use it.
6209 (decl_fini_priority_insert): Likewise.
6210 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6212 (decl_restrict_base_insert): Likewise.
6213 (decl_debug_expr_insert): Likewise.
6214 (decl_value_expr_lookup): Likewise.
6215 (decl_value_expr_insert): Likewise.
6216 * tree.h (priority_type): New type.
6217 (decl_init_priority_lookup): Use priority_type.
6218 (decl_fini_priority_lookup): New function.
6219 (decl_init_priority_insert): Use priority_type.
6220 (decl_fini_priority_insert): New function.
6221 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6222 (DECL_INIT_PRIORITY): Likewise.
6223 (SET_DECL_INIT_PRIORITY): Add comment.
6224 (DECL_FINI_PRIORITY): New macro.
6225 (SET_DECL_FINI_PRIORITY): Likewise.
6226 (DEFAULT_INIT_PRIORITY): Document.
6227 (MAX_INIT_PRIORITY): Likewise.
6228 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6229 (tree_map_base): New type.
6230 (tree_map_base_eq): New function.
6231 (tree_map_base_hash): Likewise.
6232 (tree_map_base_marked_p): Likewise.
6233 (tree_map): Inherit from tree_map_base.
6234 (tree_map_eq): Make it a macro.
6235 (tree_map_marked_p): Likewise.
6236 (tree_int_map): Inherit from tree_map_base.
6237 (tree_int_map_eq): Make it a macro.
6238 (tree_int_map_hash): Likewise.
6239 (tree_int_map_marked_p): Likewise.
6240 (tree_priority_map): New type.
6241 (tree_priority_map_eq): New macro.
6242 (tree_priority_map_hash): Likewise.
6243 (tree_priority_map_marked_p): Likewise.
6244 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6246 (emutls_common_1): Likewise.
6247 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6248 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6249 of tree_map hierarchy.
6250 * tree-cfg.c (move_stmt_r): Likewise.
6251 (new_label_mapper): Likewise.
6252 * c-tree.h (c_expand_body): Move to ...
6253 * c-common.h (c_expand_body): ... here.
6254 * c-decl.c (c_expand_body): Move to ...
6255 * c-common.c (c_expand_body): ... here.
6256 (c_common_attribute_table): Allow 1 argument for the constructor
6257 and destructor attributes.
6258 (get_priority): New function.
6259 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6260 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6262 2007-02-24 Jan Hubicka <jh@suse.cz>
6265 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6267 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6268 Jan Hubicka <jh@suse.cz>
6271 * i386.c (counter_mode): New function.
6272 (expand_set_or_movmem_via_loop): Use it.
6273 (expand_movmem_epilogue): Likewise; fix pasto.
6274 (ix86_expand_movmem): Do emit guard even for constant counts.
6275 (ix86_expand_setmem): Likewise.
6277 2007-02-25 Nick Clifton <nickc@redhat.com>
6279 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6280 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6282 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6285 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6286 count argument with 0x10, not with 0x16.
6287 (expand_setmem_epilogue): Ditto.
6289 2007-02-24 Mike Stump <mrs@apple.com>
6291 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6294 2007-02-24 Richard Guenther <rguenther@suse.de>
6297 * fold-const.c (fold_binary): Fold x +- CST op x for
6298 EQ_EXPR and NE_EXPR.
6300 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6302 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6304 2007-02-24 Jan Hubicka <jh@suse.cz>
6306 * cgraphunit.c (decide_is_function_needed): Honor
6307 -fkeep-inline-functions.
6309 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6311 * builtins.c (fold_builtin_modf): New.
6312 (fold_builtin_2): Use it.
6314 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6316 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6317 (determine_max_iter): Take additional LOOP arg; all callers changed.
6318 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6319 one using simplifications.
6320 (simplify_using_initial_values): Return if the expression becomes
6321 invalid due to altered regs.
6323 2007-02-23 DJ Delorie <dj@redhat.com>
6325 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6327 2007-02-23 Mike Stump <mrs@apple.com>
6329 * tlink.c (scan_linker_output): Parse linker messages from
6330 darwin9's linker better.
6332 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6335 * varpool.c (varpool_assemble_pending_decls): Set
6336 varpool_last_needed_node to null.
6338 2007-02-23 DJ Delorie <dj@redhat.com>
6340 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6341 alignment bigger than the object file can handle.
6343 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6346 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6347 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6348 (*movsf_1): Penalize MMX moves.
6350 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6352 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6353 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6355 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6357 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6359 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6360 (fold_builtin_1): Use them.
6361 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6362 BUILT_IN_SIGNIFICAND.
6364 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6366 * config/i386/i386.c (bdesc_1arg): Initialize
6367 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6368 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6369 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6370 and IX86_BUILTIN_MOVSLDUP.
6372 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6374 PR rtl-optimization/30841
6375 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6377 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6379 * builtins.c (fold_builtin_frexp): New.
6380 (fold_builtin_2): Use it.
6382 2007-02-22 Mark Mitchell <mark@codesourcery.com>
6384 * doc/invoke.texi (Spec Files): Document getenv spec function.
6386 * gcc.c (getenv_spec_function): New function.
6387 (static_spec_functions): Add it.
6388 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6389 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
6392 2007-02-22 Michael Matz <matz@suse.de
6395 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
6396 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
6398 2007-02-22 Ian Lance Taylor <iant@google.com>
6401 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
6402 (mem_loc_descriptor): Call it.
6404 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
6405 Ira Rosen <irar@il.ibm.com>
6407 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
6409 2007-02-22 Ira Rosen <irar@il.ibm.com>
6411 PR tree-optimization/30843
6412 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
6413 stores only after all the group is vectorized.
6415 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
6417 PR tree-optimization/30858
6418 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
6419 in the reduction cycle have a single use in the loop.
6420 * tree-vectorizer.h (relevant): Add documentation.
6422 2007-02-20 Mike Stump <mrs@apple.com>
6424 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
6425 * configure: Regenerate.
6427 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6429 Change the defaults of some parameters and options.
6430 * config/spu/spu-protos.h (spu_optimization_options): Declare.
6431 * config/spu/spu.c (spu_optimization_options): Add.
6432 (spu_override_options): Change params in spu_optimization_options.
6433 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
6435 Register 127 is only 16 byte aligned when used as a frame pointer.
6436 * config/spu/spu-protos.h (spu_init_expanders): Declare.
6437 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
6438 HARD_FRAME_POINTER_REGNUM.
6439 (spu_legitimate_address): Use regno_aligned_for_reload.
6440 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
6441 aligned when frame_pointer_needed is true.
6442 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
6444 * config/spu/spu.h (INIT_EXPANDERS): Define.
6446 Make sure shift and rotate instructions have valid immediate operands.
6447 * config/spu/predicates.md (spu_shift_operand): Remove.
6448 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
6449 * config/spu/constraints.md (W, O): Extend range.
6450 * config/spu/spu.md (umask, nmask): Define.
6451 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
6452 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
6453 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
6454 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
6455 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
6456 (lshr<mode>3_reg): Fix rtl description.
6458 Make sure mulhisi immediate operands are valid.
6459 * config/spu/predicates.md (imm_K_operand): Add.
6460 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
6462 Generate constants using fsmbi and andi.
6463 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
6464 (print_operand, spu_split_immediate, classify_immediate,
6465 fsmbi_const_p): Handle IC_FSMBI2.
6467 Correctly handle a CONST_VECTOR containing symbols.
6468 * config/spu/spu.c (print_operand): Handle HIGH correctly.
6469 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
6470 (immediate_load_p): Allow symbols that use 2 instructions to create.
6471 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
6472 with symbols when flag_pic is set.
6473 (const_vector_immediate_p): New.
6474 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
6475 accept a CONST_VECTOR with symbols.
6476 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
6477 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
6479 * config/spu/spu.md (high, low): Delete.
6480 (low_<mode>): Define.
6482 Remove INTRmode and INTR_REGNUM, which didn't work.
6483 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
6485 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
6486 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
6487 peephole2 pattern): Don't use INTR or 131.
6488 (movintrcc): Delete.
6489 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
6490 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
6491 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
6492 (UNSPEC_SET_INTR): Add.
6493 * config/spu/spu-modes.def (INTR): Remove.
6495 More accurate warnings about run-time relocations.
6496 * config/spu/spu.c (reloc_diagnostic): Test in_section.
6498 Correctly warn about immediate arguments to specific intrinsics.
6499 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
6500 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
6501 the instruction predicate.
6503 Fix tree check errors with latest update.
6504 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
6506 (spu_expand_builtin): Use CALL_EXPR_FN.
6508 Add missing specific intrinsics.
6509 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
6511 * config/spu/spu_internals.h: Ditto.
6513 Fix incorrect operand modifiers.
6514 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
6515 * config/spu/spu.md (xor<mode>3): Change %S to %J.
6517 Optimize one case of zero_extend of a vec_select.
6518 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
6520 Accept any immediate for hbr.
6521 * config/spu/spu.md (hbr): Change s constraints to i.
6523 2007-02-21 Paul Brook <paul@codesourcery.com>
6525 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
6526 condexec_count when skipping USE and CLOBBER.
6528 2007-02-21 Nick Clifton <nickc@redhat.com>
6530 * common.opt (Warray-bounds): Add Warning attribute.
6531 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
6533 (fsized-zeroes): Add Optimization attribute.
6534 (fsplit-wide-types, ftree-scev-cprop): Likewise.
6535 * c.opt (Wc++0x-compat): Add Warning attribute.
6537 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6540 * reload1.c (eliminate_regs_in_insn): In the single_set special
6541 case, attempt to re-recognize the insn before falling back to
6542 having reload fix it up.
6544 2007-02-20 Eric Christopher <echristo@gmail.com>
6546 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
6547 Rewrite accordingly.
6548 (frv_read_iacc_argument): Ditto.
6549 (frv_expand_set_builtin): Take a call instead of arglist, update for
6551 (frv_expand_unop_builtin): Ditto.
6552 (frv_expand_binop_builtin): Ditto.
6553 (frv_expand_cut_builtin): Ditto.
6554 (frv_expand_binopimm_builtin): Ditto.
6555 (frv_expand_voidbinop_builtin): Ditto.
6556 (frv_expand_int_void2arg): Ditto.
6557 (frv_expand_prefetches): Ditto.
6558 (frv_expand_voidtriop_builtin): Ditto.
6559 (frv_expand_voidaccop_builtin): Ditto.
6560 (frv_expand_load_builtin): Ditto.
6561 (frv_expand_store_builtin): Ditto.
6562 (frv_expand_mdpackh_builtin): Ditto.
6563 (frv_expand_mclracc_builtin): Ditto.
6564 (frv_expand_mrdacc_builtin): Ditto.
6565 (frv_expand_mwtacc_builtin): Ditto.
6566 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
6569 2007-02-20 Janis Johnson <janis187@us.ibm.com>
6571 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
6572 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
6574 (HAVE_GAS_DFP): Check for assembler support of decimal floating
6576 * configure: Regenerate.
6577 * config.in: Regenerate.
6578 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
6579 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
6580 masks to power6 and power6x and to POWERPC_MASKS.
6581 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6583 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
6584 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
6585 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6586 Access PROTOTYPE as variable, not mask.
6588 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6590 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
6591 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
6592 * combine.c (adjust_for_new_dest): Use it.
6593 * postreload.c (reload_combine): Likewise.
6595 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6597 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
6598 notes on an insn with multiple sets, even if single_set returns
6599 non-NULL for that insn.
6601 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6603 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
6606 2007-02-20 Geoffrey Keating <geoffk@apple.com>
6608 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
6609 if user didn't pass it.
6610 * config/i386/darwin.h (CC1_SPEC): Likewise.
6611 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
6612 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
6613 -mmacosx-version-min.
6615 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6616 Uros Bizjak <ubizjak@gmail.com>
6618 * optabs.h (enum optab_index): Add new OTI_scalb.
6619 (scalb_optab): Define corresponding macro.
6620 * optabs.c (init_optabs): Initialize scalb_optab.
6621 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
6623 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
6624 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
6625 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
6626 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
6627 flag_unsafe_math_optimizations is set.
6629 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
6630 to implement scalbf, scalb and scalbl built-ins as inline x87
6633 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6634 DJ Delorie <dj@redhat.com>
6637 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
6638 (diagnostic_report_diagnostic): ... here, and turn them into real
6639 errors. If warnings are inhibited, no need to do anything.
6641 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
6643 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
6644 better code generation.
6646 2007-02-20 Ben Elliston <bje@au.ibm.com>
6648 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
6650 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
6652 * config/alpha/alpha.c, config/alpha/alpha.md,
6653 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
6654 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
6655 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
6656 config/arm/lib1funcs.asm: Follow spelling conventions.
6658 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
6659 config/fr30/fr30.md, config/i386/i386.h,
6660 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6661 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
6662 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
6663 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
6664 config/rs6000/altivec.md, config/rs6000/rs6000.c,
6665 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
6666 config/sparc/sparc.c, config/sparc/sparc.h,
6667 config/sparc/sparc.md, config/spu/constraints.md,
6668 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
6671 2007-02-20 Alan Modra <amodra@bigpond.net.au>
6674 * varasm.c (use_blocks_for_decl_p): Return false for decls with
6677 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6679 * doc/invoke.texi (-ftree-lrs): Remove.
6681 2007-02-19 Diego Novillo <dnovillo@redhat.com>
6683 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
6686 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
6688 * config/ia64/ia64.c (ia64_expand_builtin): Use the
6689 new CALL_EXPR_FN macro for retrieving the function
6690 declaration of the input expression.
6692 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6694 * c.opt (Waddress): New.
6695 * common.opt (Walways-true): Delete.
6696 (Wstring-literal-comparison): Delete.
6697 * doc/invoke.texi (Warning Options): Delete -Walways-true and
6698 -Wstring-literal-comparison. Add -Waddress.
6700 (Walways-true): Delete.
6701 (Wstring-literal-comparison): Delete.
6702 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
6703 consistently instead of -Walways-true in example.
6704 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
6705 * c-typeck.c (parser_build_binary_op): Replace
6706 -Wstring-literal-comparison and -Walways-true with -Waddress.
6707 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
6710 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6712 * tree-cfg.c (dump_function_to_file): Be prepared for functions
6713 without DECL_STRUCT_FUNCTION initialized.
6715 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6717 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
6718 due to calls to functions taking pointers as parameters.
6720 2007-02-19 Richard Henderson <rth@redhat.com>
6723 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
6726 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
6728 * config/s390/s390.c (s390_call_saved_register_used,
6729 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
6730 accessed to the new scheme.
6732 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6734 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
6735 (cris_print_index, cris_print_operand, cris_print_operand_address)
6736 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6737 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
6738 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
6740 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
6741 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
6742 GO_IF_LEGITIMATE_ADDRESS): Ditto.
6743 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
6744 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
6745 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
6746 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
6747 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
6748 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
6749 (uminsi3, call, call_value): Ditto.
6750 (define_split: indir_to_reg_split, unnamed): Ditto.
6752 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
6754 PR tree-optimization/30975
6755 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
6758 2007-02-18 Eric Christopher <echristo@gmail.com>
6760 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
6761 Remove use of arglist.
6762 (mips_expand_builtin): Remove use of arglist, pass in expr.
6763 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
6764 (mips_expand_builtin_movtf): Ditto.
6765 (mips_expand_builtin_compare): Ditto.
6767 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6769 * tree-sra.c (sra_build_assignment): Replace assertion
6770 checking with a comment explaining why it can't be done.
6772 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6775 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
6776 during CALL_EXPR representation conversion.
6777 * tree-ssa-propagate.c (set_rhs): Likewise.
6779 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6781 * tree-sra.c (sra_build_assignment): Disable assertion checking
6784 2007-02-18 Roger Sayle <roger@eyesopen.com>
6786 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
6787 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6788 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
6790 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
6791 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
6792 gimplify_init_ctor_eval_range, gimple_push_cleanup,
6793 gimplify_omp_for, gimplify_omp_atomic_pipeline,
6794 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
6795 force_gimple_operand): Likewise.
6796 * ipa-cp.c (constant_val_insert): Likewise.
6797 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
6798 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
6799 perfect_nestify): Likewise.
6800 * langhooks.c (lhd_omp_assignment): Likewise.
6801 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
6802 lower_copyprivate_clauses, lower_send_clauses,
6803 lower_send_shared_vars, expand_parallel_call,
6804 expand_omp_for_generic, expand_omp_for_static_nochunk,
6805 expand_omp_for_static_chunk, expand_omp_sections,
6806 lower_omp_single_copy, lower_omp_for_lastprivate,
6807 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
6808 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6809 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
6812 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6814 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
6815 config/sh/sh.md: Follow spelling conventions.
6817 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
6818 config/frv/predicates.md: Follow spelling conventions.
6820 * config/m68k/linux-unwind.h: Fix a comment typo.
6821 * target.h: Follow spelling conventions.
6823 2007-02-18 Roger Sayle <roger@eyesopen.com>
6825 PR rtl-optimization/28173
6826 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
6827 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
6828 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
6829 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
6830 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
6832 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6834 * builtins.c (fold_builtin_load_exponent): New.
6835 (fold_builtin_2): Use it.
6837 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
6839 PR rtl-optimization/30773
6840 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
6841 if we fail to attach a REG_EQUIV note.
6843 2007-02-18 David Edelsohn <edelsohn@gnu.org>
6844 Roger Sayle <roger@eyesopen.com>
6846 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
6848 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6850 * calls.c (initialize_argument_information): Pass original EXP
6851 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
6852 code to split complex arguments here, as part of initializing the
6854 (expand_call): Remove code that builds a list of arguments and
6855 inserts implicit arguments into it. Instead, just count how many
6856 implicit arguments there will be so we can determine the size of
6857 the ARGS array, and let initialize_argument_information do the work.
6858 (split_complex_values): Delete unused function.
6860 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6862 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
6864 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
6866 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
6867 for arg pointer based indexed addressing.
6869 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6871 * config/ia64/ia64.h, config/ia64/ia64.md,
6872 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
6873 spelling conventions.
6875 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6877 * config/m68k/m68k.c (split_di): New.
6878 * config/m68k/m68k-protos.h: Declare split_di.
6879 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
6880 Improve predicate handling and split constant shifts.
6882 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6884 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
6885 parameter for register bitfield operations, general predicates
6888 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
6890 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
6891 * config/m68k/linux-unwind.h: New file.
6893 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
6895 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
6896 config/i386/athlon.md, config/ia64/ia64.md,
6897 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
6898 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
6899 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
6900 tree-ssa-loop-niter.c, tree-vect-analyze.c,
6901 tree-vect-transform.c: Fix comment typos.
6903 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
6905 * sched-deps.c (find_insn_list): Remove.
6906 * sched-int.h: Remove the prototype for find_insn_list.
6908 2007-02-16 Geoffrey Keating <geoffk@apple.com>
6910 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
6912 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
6913 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
6914 darwin_rs6000_override_options.
6915 (C_COMMON_OVERRIDE_OPTIONS): Expect
6916 darwin_macosx_version_min to be non-NULL always.
6917 (TARGET_C99_FUNCTIONS): Likewise.
6918 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
6919 (DARWIN_MINVERSION_SPEC): New.
6920 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
6921 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
6923 (DARWIN_MINVERSION_SPEC): New.
6924 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
6926 * config/darwin-c.c (darwin_cpp_builtins): Expect
6927 darwin_macosx_version_min to be non-NULL always.
6929 * config/rs6000/rs6000.c: Clean up trailing whitespace.
6931 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
6933 * config/i386/i386.h (x86_use_xchgb): New.
6934 (TARGET_USE_XCHGB): New macro.
6935 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
6936 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
6937 Split after reload into bswaphi for shifts of 8.
6938 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
6939 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
6940 or when optimizing for size.
6942 2007-02-16 Richard Guenther <rguenther@suse.de>
6943 Christian Bruel <christian.bruel@st.com>
6945 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
6946 DECLs but prefer SSA_NAMEs over DECLs.
6948 2007-02-16 Richard Guenther <rguenther@suse.de>
6950 * tree-flow-inline.h (single_imm_use_p): Remove.
6951 (zero_imm_uses_p): Likewise.
6952 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
6953 instead of single_imm_use_p.
6954 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
6957 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6960 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
6961 nested double- and backquotes.
6963 2007-02-15 Roger Sayle <roger@eyesopen.com>
6966 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
6967 should be unreachable.
6968 (build2_stat): Allow construction of MODIFY_EXPR at any time.
6969 For the time being redirect GIMPLE_MODIFY_STMT to the new
6970 (renamed) build_gimple_modify_stmt_stat.
6971 (build2_gimple_stat): Rename to...
6972 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
6973 Always build a GIMPLE_MODIFY_STMT node.
6974 * tree.h (build2_gimple, build2_gimple_stat): Delete.
6975 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
6978 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
6979 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
6980 * tree-complex.c (set_component_ssa_name, expand_complex_move,
6981 expand_complex_div_wide): Likewise.
6982 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
6983 * tree-ssa-loop-im.c (schedule_sm): Likewise.
6984 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
6985 * tree-ssa-loop-manip.c (create_iv): Likewise.
6986 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
6987 abs_replacement): Likewise.
6988 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
6989 realify_fake_stores): Likewise.
6991 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
6992 node rather than a GIMPLE_MODIFY_STMT node.
6993 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
6994 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
6996 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
6997 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
7000 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7003 * fold-const.c (fold_comparison): Add back the
7004 folding of constant complex comparisions.
7006 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7009 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
7010 effects unknown to this function, return early.
7012 2007-02-15 Ian Lance Taylor <iant@google.com>
7014 * lower-subreg.c (move_eh_region_note): New static function.
7015 (resolve_simple_move): Call it.
7016 (decompose_multiword_subregs): Track blocks for which we resolve a
7017 simple move which is also a control flow insn. Pass them to
7018 find_many_sub_basic_blocks.
7019 (pass_lower_subreg): Add TODO_verify_flow.
7020 (pass_lower_subreg2): Likewise.
7022 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7023 Brooks Moses <brooks.moses@codesourcery.com>
7024 Lee Millward <lee.millward@codesourcery.com>
7026 * tree.h (enum tree_code_class): Add tcc_vl_exp.
7027 (VL_EXP_CLASS_P): New.
7028 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
7030 (TREE_OPERAND_CHECK_CODE): Likewise.
7031 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
7032 (TREE_RTL_OPERAND_CHECK): Likewise.
7033 (tree_operand_check_failed): Make second parameter the whole tree
7034 instead of its code. Fixed callers.
7035 (VL_EXP_CHECK): New.
7036 (TREE_OPERAND_LENGTH): New.
7037 (VL_EXP_OPERAND_LENGTH): New.
7038 (CALL_EXPR_FN): New.
7039 (CALL_EXPR_STATIC_CHAIN): New.
7040 (CALL_EXPR_ARGS): New.
7041 (CALL_EXPR_ARG): New.
7042 (call_expr_nargs): New.
7043 (CALL_EXPR_ARGP): New.
7044 (build_nt_call_list): Declare.
7045 (build_vl_exp_stat): Declare.
7046 (build_vl_exp): New.
7047 (build_call_list): Declare.
7048 (build_call_nary): Declare.
7049 (build_call_valist): Declare.
7050 (build_call_array): Declare.
7051 (call_expr_arg): Declare.
7052 (call_expr_argp): Declare.
7053 (call_expr_arglist): Declare.
7054 (fold_build_call_list): Declare.
7055 (fold_build_call_list_initializer): Declare.
7056 (fold_call_expr): Declare to replace fold_builtin.
7057 (fold_builtin_fputs): Update to agree with modified definition.
7058 (fold_builtin_strcpy): Likewise.
7059 (fold_builtin_strncpy): Likewise.
7060 (fold_builtin_memory_chk): Likewise.
7061 (fold_builtin_stxcpy_chk): Likewise.
7062 (fold_builtin_strncpy_chk): Likewise.
7063 (fold_builtin_next_arg): Likewise.
7064 (fold_build_call_expr): Declare.
7065 (fold_builtin_call_list): Declare.
7066 (fold_builtin_call_valist): Declare.
7067 (build_call_expr): Declare.
7068 (validate_arglist): Update to agree with modified definition.
7069 (tree_operand_length): New.
7070 (call_expr_arg_iterator): New.
7071 (init_call_expr_arg_iterator): New.
7072 (next_call_expr_arg): New.
7073 (first_call_expr_arg): New.
7074 (more_call_expr_args_p): New.
7075 (FOR_EACH_CALL_EXPR_ARG): New.
7077 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
7078 and tcc_gimple_stmt.
7079 (tree_code_size): Update documentation. Use sizeof (tree) rather
7080 than sizeof (char *).
7081 (tree_size): Likewise. Add case for tcc_vl_exp.
7082 (tree_node_structure): Add case for tcc_vl_exp.
7083 (contains_placeholder_p): Likewise.
7084 (substitute_in_expr): Likewise.
7085 (substitute_placeholder_in_expr): Likewise.
7086 (stabilize_reference_1): Likewise.
7087 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
7088 to diagnose breakage of this interface for constructing CALL_EXPRs.
7089 (build_nt): Add similar assertion here.
7090 (build_nt_call_list): New.
7091 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
7092 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
7094 (get_callee_fndecl): Use new CALL_EXPR accessors.
7095 (tree_operand_check_failed): Change parameters to pass entire node
7096 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
7097 (process_call_operands): New.
7098 (build_vl_exp_stat): New.
7099 (build_call_list): New.
7100 (build_call_nary): New.
7101 (build_call_valist): New.
7102 (build_call_array): New.
7103 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7104 (call_expr_arglist): New.
7106 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7107 tcc_vl_exp instead of a fixed-size tcc_expression.
7109 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7110 accessors for CALL_EXPRs.
7111 (AGGR_INIT_EXPR): Likewise.
7113 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7114 Brooks Moses <brooks.moses@codesourcery.com>
7115 Lee Millward <lee.millward@codesourcery.com>
7117 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7118 (expand_builtin_nonlocal_goto): Change parameter to be entire
7119 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7120 (expand_builtin_prefetch): Likewise.
7121 (expand_builtin_classify_type): Likewise.
7122 (mathfn_built_in): Return NULL_TREE instead of 0.
7123 (expand_errno_check): Use new CALL_EXPR accessors.
7124 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7125 Return NULL_RTX instead of 0.
7126 (expand_builtin_mathfn_2): Likewise.
7127 (expand_builtin_mathfn_3): Likewise.
7128 (expand_builtin_interclass_mathfn): Likewise.
7129 (expand_builtin_sincos): Likewise.
7130 (expand_builtin_cexpi): Likewise.
7131 (expand_builtin_int_roundingfn): Likewise.
7132 (expand_builtin_int_roundingfn_2): Likewise.
7133 (expand_builtin_pow): Likewise.
7134 (expand_builtin_powi): Likewise.
7135 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7136 of arglist, fixing callers appropriately. Use new CALL_EXPR
7137 accessors and constructors. Return NULL_RTX instead of 0.
7138 (expand_builtin_strstr): Likewise.
7139 (expand_builtin_strchr): Likewise.
7140 (expand_builtin_strrchr): Likewise.
7141 (expand_builtin_strpbrk): Likewise.
7142 (expand_builtin_memcpy): Likewise.
7143 (expand_builtin_mempcpy): Likewise.
7144 (expand_builtin_mempcpy_args): New.
7145 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7146 (expand_builtin_memmove_args): New.
7147 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7148 (expand_movstr): Likewise.
7149 (expand_builtin_strcpy): Likewise.
7150 (expand_builtin_strcpy_args): New.
7151 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7152 (expand_builtin_strncpy): Likewise.
7153 (expand_builtin_memset): Likewise.
7154 (expand_builtin_memset_args): New.
7155 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7156 (expand_builtin_memcmp): Likewise.
7157 (expand_builtin_strcmp): Likewise.
7158 (expand_builtin_strncmp): Likewise.
7159 (expand_builtin_strcat): Likewise.
7160 (expand_builtin_strncat): Likewise.
7161 (expand_builtin_strspn): Likewise.
7162 (expand_builtin_strcspn): Likewise.
7163 (expand_builtin_args_info): Likewise.
7164 (expand_builtin_va_start): Likewise.
7165 (gimplify_va_arg_expr): Likewise.
7166 (expand_builtin_va_end): Likewise.
7167 (expand_builtin_va_copy): Likewise.
7168 (expand_builtin_frame_address): Likewise.
7169 (expand_builtin_alloca): Likewise.
7170 (expand_builtin_bswap): Likewise.
7171 (expand_builtin_unop): Likewise.
7172 (expand_builtin_fputs): Likewise.
7173 (expand_builtin_expect): Likewise.
7174 (expand_builtin_fabs): Likewise.
7175 (expand_builtin_copysign): Likewise.
7176 (expand_builtin_printf): Likewise.
7177 (expand_builtin_fprintf): Likewise.
7178 (expand_builtin_sprintf): Likewise.
7179 (expand_builtin_init_trampoline): Likewise.
7180 (expand_builtin_signbit): Likewise.
7181 (expand_builtin_fork_or_exec): Likewise.
7182 (expand_builtin_sync_operation): Likewise.
7183 (expand_builtin_compare_and_swap): Likewise.
7184 (expand_builtin_lock_test_and_set): Likewise.
7185 (expand_builtin_lock_release): Likewise.
7186 (expand_builtin): Likewise.
7187 (builtin_mathfn_code): Likewise.
7189 (fold_builtin_constant_p): Pass call arguments individually instead
7190 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7191 accessors and constructors. Return NULL_TREE instead of 0.
7192 (fold_builtin_expect): Likewise.
7193 (fold_builtin_classify_type): Likewise.
7194 (fold_builtin_strlen): Likewise.
7195 (fold_builtin_nan): Likewise.
7196 (integer_valued_real_p): Likewise.
7197 (fold_trunc_transparent_mathfn): Likewise.
7198 (fold_fixed_mathfn): Likewise.
7199 (fold_builtin_cabs): Likewise.
7200 (fold_builtin_sqrt): Likewise.
7201 (fold_builtin_cbrt): Likewise.
7202 (fold_builtin_cos): Likewise.
7203 (fold_builtin_cosh): Likewise.
7204 (fold_builtin_tan): Likewise.
7205 (fold_builtin_sincos): Likewise.
7206 (fold_builtin_cexp): Likewise.
7207 (fold_builtin_trunc): Likewise.
7208 (fold_builtin_floor): Likewise.
7209 (fold_builtin_ceil): Likewise.
7210 (fold_builtin_round): Likewise.
7211 (fold_builtin_int_roundingfn): Likewise.
7212 (fold_builtin_bitop): Likewise.
7213 (fold_builtin_bswap): Likewise.
7214 (fold_builtin_logarithm): Likewise.
7215 (fold_builtin_hypot): Likewise.
7216 (fold_builtin_pow): Likewise.
7217 (fold_builtin_powi): Likewise.
7218 (fold_builtin_exponent): Likewise.
7219 (fold_builtin_memset): Likewise.
7220 (fold_builtin_bzero): Likewise.
7221 (fold_builtin_memory_op): Likewise.
7222 (fold_builtin_bcopy): Deleted; call site changed to invoke
7223 fold_builtin_memory_op directly.
7224 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7225 (fold_builtin_strncpy): Likewise.
7226 (fold_builtin_memcmp): Likewise.
7227 (fold_builtin_strcmp): Likewise.
7228 (fold_builtin_strncmp): Likewise.
7229 (fold_builtin_signbit): Likewise.
7230 (fold_builtin_copysign): Likewise.
7231 (fold_builtin_isascii): Likewise.
7232 (fold_builtin_toascii): Likewise.
7233 (fold_builtin_isdigit): Likewise.
7234 (fold_builtin_fabs): Likewise.
7235 (fold_builtin_abs): Likewise.
7236 (fold_builtin_fmin_fmax): Likewise.
7237 (fold_builtin_carg): Likewise.
7238 (fold_builtin_classify): Likewise.
7239 (fold_builtin_unordered_cmp): Likewise.
7241 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7242 New functions split out from fold_builtin_1.
7243 (fold_builtin_n): New.
7244 (fold_builtin_varargs): New.
7245 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7247 (fold_call_expr): New.
7248 (build_function_call_expr): Rewrite to use new helper function.
7249 (fold_builtin_call_list): New.
7250 (build_call_expr): New.
7251 (fold_builtin_call_valist): New.
7252 (rewrite_call_expr): New.
7253 (validate_arg): New.
7254 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7255 of an arglist. Change return type to bool. Use new CALL_EXPR
7258 (fold_builtin_strstr): Pass call arguments individually instead
7259 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7260 accessors and constructors. Return NULL_TREE instead of 0.
7261 (fold_builtin_strchr): Likewise.
7262 (fold_builtin_strrchr): Likewise.
7263 (fold_builtin_strpbrk): Likewise.
7264 (fold_builtin_strcat): Likewise.
7265 (fold_builtin_strncat): Likewise.
7266 (fold_builtin_strspn): Likewise.
7267 (fold_builtin_strcspn): Likewise.
7268 (fold_builtin_fputs): Likewise.
7269 (fold_builtin_next_arg): Likewise.
7270 (fold_builtin_sprintf): Likewise.
7272 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7273 NULL_RTX instead of 0.
7274 (expand_builtin_memory_chk): Likewise.
7275 (maybe_emit_chk_warning): Likewise.
7276 (maybe_emit_sprintf_chk_warning): Likewise.
7278 (fold_builtin_object_size): Pass call arguments individually instead
7279 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7280 accessors and constructors. Return NULL_TREE instead of 0.
7281 (fold_builtin_memory_chk): Likewise.
7282 (fold_builtin_stxcpy_chk): Likewise.
7283 (fold_builtin_strncpy_chk): Likewise.
7284 (fold_builtin_strcat_chk): Likewise.
7285 (fold_builtin_strcat_chk): Likewise.
7286 (fold_builtin_strncat_chk): Likewise.
7287 (fold_builtin_sprintf_chk): Likewise.
7288 (fold_builtin_snprintf_chk): Likewise.
7289 (fold_builtin_printf): Likewise.
7290 (fold_builtin_vprintf): Likewise.
7292 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7294 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7295 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7296 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7297 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7298 (fold_unary): Likewise.
7299 (fold_binary): Likewise.
7300 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7301 ternary expressions.
7302 (fold): Add logic for tcc_vl_exp.
7303 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7304 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7305 (fold_build3_stat): Add assertion to flag broken interface for
7306 constructing CALL_EXPRs.
7307 (fold_build_call_list): New.
7308 (fold_build_call_list_initializer): New.
7309 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7311 (fold_strip_sign_ops): Likewise.
7313 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7314 Brooks Moses <brooks.moses@codesourcery.com>
7315 Lee Millward <lee.millward@codesourcery.com>
7317 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7318 accessors and dump arguments explicitly.
7320 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7322 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7324 (print_call_name): Use new CALL_EXPR accessors.
7326 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7327 CALL_EXPR arguments explicitly instead of as a list. Use
7328 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7330 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7331 (vrp_visit_stmt): Likewise.
7333 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7334 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7336 (force_move_till_expr): Likewise.
7338 * targhooks.c (default_external_stack_protect_fail): Use
7339 build_call_expr instead of build_function_call_expr.
7340 (default_hidden_stack_protect_fail): Likewise.
7342 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7345 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7346 and walk arguments explicitly.
7348 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7349 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7350 (expand_simple_operations): Likewise.
7351 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7353 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7354 of TREE_CODE_LENGTH.
7355 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7357 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7358 instead of TREE_CODE_LENGTH.
7360 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7361 (tree_ic_transform): Likewise.
7362 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7363 parameter instead of arglist. Fix callers.
7364 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7365 (tree_stringops_transform): Likewise.
7366 (tree_indirect_call_to_profile): Likewise.
7367 (tree_stringops_values_to_profile): Likewise.
7369 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7370 (eliminate_tail_call): Likewise.
7372 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7374 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7375 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7377 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7379 * omp-low.c (build_omp_barrier): Use build_call_expr.
7380 (lower_rec_input_clauses): Likewise.
7381 (lower_reduction_clauses): Likewise.
7382 (expand_parallel_call): Likewise.
7383 (maybe_catch_exception): Likewise.
7384 (expand_omp_for_generic): Likewise.
7385 (expand_omp_for_static_nochunk): Likewise.
7386 (expand_omp_sections): Likewise.
7387 (lower_omp_single_simple): Likewise.
7388 (lower_omp_single_copy): Likewise.
7389 (lower_omp_master): Likewise.
7390 (lower_omp_ordered): Likewise.
7391 (lower_omp_critical): Likewise.
7393 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
7394 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
7396 * tree-gimple.c (is_gimple_call_addr): Fix doc.
7397 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
7398 TREE_CODE_LENGTH. Add tcc_vl_exp case.
7400 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
7401 and generalize to handle any number of operands.
7402 (chrec_contains_undetermined): Likewise.
7403 (tree_contains_chrecs): Likewise.
7404 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
7406 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
7408 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
7409 fold_call_expr instead of fold_builtin.
7410 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
7411 match declarations there.
7412 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
7415 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
7416 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7418 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
7419 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
7421 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
7424 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
7425 (execute_cse_sincos): Use new CALL_EXPR accessors.
7427 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
7429 * gimple-low.c (lower_function_body): Use build_call_expr.
7430 (lower_builtin_setjmp): Likewise.
7432 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
7433 (set_storage_via_libcall): Likewise.
7434 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
7435 instead of TREE_CODE_LENGTH.
7436 (expand_expr_real_1): Use new CALL_EXPR accessors.
7438 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
7439 generalize to handle any number of operands.
7440 (TB_parent_eq): Likewise.
7442 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
7443 (strip_builtin_expect): Likewise.
7445 * function.c (gimplify_parameters): Use build_call_expr.
7447 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
7448 instead of TREE_CODE_LENGTH.
7450 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
7451 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
7453 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
7456 * gimplify.c (build_stack_save_restore): Use build_call_expr.
7457 (gimplify_decl_expr): Likewise.
7458 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
7459 Use new CALL_EXPR iterators.
7460 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
7461 (gimplify_modify_expr_to_memset): Likewise.
7462 (gimplify_variable_sized_compare): Likewise.
7463 (gimplify_omp_atomic_fetch_op): Likewise.
7464 (gimplify_omp_atomic_pipeline): Likewise.
7465 (gimplify_omp_atomic_mutex): Likewise.
7466 (gimplify_function_tree): Likewise.
7468 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
7469 (call_expr_flags): Likewise.
7470 (expand_call): Likewise.
7472 * except.c (expand_builtin_eh_return_data_regno): Pass entire
7473 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7476 * coverage.c (create_coverage): Use build_call_expr.
7478 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
7479 (temp_call_expr_obstack): New.
7480 (pool_copy_list): Delete.
7481 (temp_copy_call_expr): New.
7482 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
7483 CALL_EXPR accessors. Get rid of special goo for copying argument
7484 lists and use temp_copy_call_expr instead.
7485 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
7486 CALL_EXPR accessors.
7487 (create_expression_by_pieces): Likewise. Use build_call_array
7488 to construct the result instead of fold_build3.
7489 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
7490 dealing with argument lists.
7491 (init_pre): Remove references to expression_node_pool and
7492 list_node_pool. Init temp_call_expr_obstack instead.
7493 (fini_pre): Remove references to expression_node_pool and
7496 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
7497 and walk arguments explicitly instead of as a list.
7499 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
7500 (mx_register_decls): Likewise.
7501 (mudflap_register_call): Likewise.
7502 (mudflap_finish_file): Likewise.
7504 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
7505 (ipa_callsite_compute_param): Likewise.
7507 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
7508 accessors and constructor.
7510 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
7511 accessors and constructor.
7512 (convert_tramp_reference): Likewise.
7513 (convert_call_expr): Likewise.
7514 (finalize_nesting_tree_1): Likewise.
7516 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
7519 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
7521 * tree-inline.c (initialize_inlined_parameters): Pass entire
7522 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7524 (estimate_num_insns_1): Use new CALL_EXPR accessors.
7525 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
7527 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
7528 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7529 (vectorizable_reduction): Likewise.
7530 (vectorizable_call): Use new CALL_EXPR iterators.
7531 (vectorizable_conversion): Use build_call_expr.
7532 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
7533 (vect_gen_widened_results_half): Use build_call_expr.
7534 (vect_setup_realignment): Likewise.
7535 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
7537 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
7538 (pass_through_call): Likewise.
7539 (compute_object_sizes): Likewise. Use fold_call_expr instead of
7542 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
7543 (tree_gen_pow2_profiler): Likewise.
7544 (tree_gen_one_value_profiler): Likewise.
7545 (tree_gen_ic_func_profiler): Likewise.
7546 (tree_gen_average_profiler): Likewise.
7547 (tree_gen_ior_profiler): Likewise.
7549 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
7550 (find_func_aliases): Use new CALL_EXPR accessors. Add case
7551 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7553 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
7554 of TREE_CODE_LENGTH.
7556 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
7557 of TREE_CODE_LENGTH.
7559 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
7561 (convert_to_integer): Likewise.
7563 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
7566 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7567 Brooks Moses <brooks.moses@codesourcery.com>
7568 Lee Millward <lee.millward@codesourcery.com>
7570 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
7572 * config/frv/frv.c (frv_expand_builtin): Likewise.
7573 * config/s390/s390.c (s390_expand_builtin): Likewise.
7575 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
7576 (sparc_expand_builtin): Use new CALL_EXPR accessors.
7578 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
7579 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
7580 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
7581 (ix86_expand_store_builtin): Likewise.
7582 (ix86_expand_unop_builtin): Likewise.
7583 (ix86_expand_unop1_builtin): Likewise.
7584 (ix86_expand_sse_compare): Likewise.
7585 (ix86_expand_sse_comi): Likewise.
7586 (ix86_expand_vec_init_builtin): Likewise.
7587 (ix86_expand_vec_ext_builtin): Likewise.
7588 (ix86_expand_vec_set_builtin): Likewise.
7589 (ix86_expand_builtin): Use new CALL_EXPR accessors.
7591 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
7592 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7594 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
7595 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7596 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
7598 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
7600 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7601 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
7602 arglist. Use new CALL_EXPR accessors. Fix callers.
7603 (altivec_expand_abs_builtin): Likewise.
7604 (rs6000_expand_binop_builtin): Likewise.
7605 (altivec_expand_predicate_builtin): Likewise.
7606 (altivec_expand_lv_builtin): Likewise.
7607 (spe_expand_stv_builtin): Likewise.
7608 (altivec_expand_stv_builtin): Likewise.
7609 (rs6000_expand_ternop_builtin): Likewise.
7610 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
7611 (altivec_expand_st_builtin): Likewise.
7612 (altivec_expand_dst_builtin): Likewise.
7613 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
7614 arglist. Use new CALL_EXPR accessors. Fix callers.
7615 (altivec_expand_vec_set_builtin): Likewise.
7616 (altivec_expand_vec_ext_builtin): Likewise.
7617 (altivec_expand_builtin): Use new CALL_EXPR accessors.
7618 (spe_expand_builtin): Likewise.
7619 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
7620 arglist. Use new CALL_EXPR accessors. Fix callers.
7621 (spe_expand_evsel_builtin): Likewise.
7622 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
7623 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
7625 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
7626 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7627 (arm_expand_unop_builtin): Likewise.
7628 (arm_expand_builtin): Use new CALL_EXPR accessors.
7630 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
7633 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
7634 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7635 (bfin_expand_unop_builtin): Likewise.
7636 (bfin_expand_builtin): Use new CALL_EXPR accessors.
7638 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7639 Brooks Moses <brooks.moses@codesourcery.com>
7640 Lee Millward <lee.millward@codesourcery.com>
7642 * c-semantics.c (build_stmt): Add internal diagnostic check.
7644 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
7645 accessors. Print arguments explicitly instead of as a list.
7647 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
7649 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
7650 (c_finish_omp_flish): Likewise.
7652 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
7653 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
7654 instead of TREE_CODE_LENGTH.
7655 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
7656 (c_warn_unused_result): Likewise.
7658 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7661 * doc/invoke.texi (Warning Options): Remove
7662 -Werror-implicit-function-declaration.
7663 (Wimplicit-function-declaration): Update description.
7664 * opts.c (common_handle_option): Move handling of -Werror=* to...
7665 (enable_warning_as_error): ...here.
7666 * opts.h (enable_warning_as_error): Declare.
7667 * c-decl.c (implicit_decl_warning): Unless
7668 -Wno-implicit-function-declaration is given, emit a pedwarn if
7669 -std=c99 or emit a warning if -Wimplicit-function-declaration.
7670 * c.opt (Wimplicit-function-declaration): Replace
7671 mesg_implicit_function_declaration with
7672 warn_implicit_function_declaration.
7673 * c-opts.c (c_common_handle_option):
7674 -Werror-implicit-function-declaration is exactly equal as
7675 -Werror=implicit-function-declaration.
7676 (set_Wimplicit): Replace mesg_implicit_function_declaration with
7677 warn_implicit_function_declaration.
7678 (c_common_post_options): -Wimplict-function-declaration is enabled
7679 by default by -std=c99, otherwise is disabled by default.
7680 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
7682 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7684 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
7685 DECL on the rhs to a DECL on the lhs for debug info purposes if the
7686 former is ignored but not the latter.
7688 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7690 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
7691 is made and the reference doesn't use the alias set of its type,
7692 do not create the temporary using that type.
7694 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
7696 * jump.c: Remove prototypes for delete_computation and
7697 delete_prior_computation.
7699 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7701 * jump.c (get_label_after): Delete.
7702 (get_label_before, delete_computation, delete_jump,
7703 delete_prior_computation, follow_jumps): Move...
7704 * reorg.c (delete_computation, delete_prior_computation): ... here...
7705 (get_label_before, delete_jump): ... making these static ...
7706 (follow_jumps): ... and simplifying this since it only runs after
7708 * rtl.h (get_label_after, get_label_before, delete_jump,
7709 follow_jumps): Delete prototypes.
7711 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7713 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
7715 2007-02-15 Nick Clifton <nickc@redhat.com>
7717 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
7718 order to prevent it from being munged by the target.
7720 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
7722 * config/i386/i386.md: Remove misleading comment.
7724 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7726 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
7727 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
7730 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7732 * tree-sra.c (instantiate_missing_elements): Canonicalize
7734 (sra_build_assignment): New.
7735 (generate_copy_inout, generate_element_copy,
7736 generate_element_zero, generate_one_element_init): Use it.
7738 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7740 * tree-sra.c (instantiate_missing_elements): Canonicalize
7742 (sra_build_assignment): New.
7743 (generate_copy_inout, generate_element_copy,
7744 generate_element_zero, generate_one_element_init): Use it.
7746 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7748 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
7751 2007-02-14 Joseph Myers <joseph@codesourcery.com>
7753 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
7754 types as aggregates not scalars.
7755 * function.c (assign_stack_temp_for_type): Likewise.
7757 2007-02-14 Roger Sayle <roger@eyesopen.com>
7758 Zdenek Dvorak <dvorakz@suse.cz>
7760 * tree-dump.c (dump_switch_p_1): Require exact match of the option
7763 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
7765 * passes.c (next_pass_1): Clear the next field of the copied
7768 2007-02-14 Richard Henderson <rth@redhat.com>
7770 * tree-sra.c (early_sra): New.
7771 (decl_can_be_decomposed_p): Deny va_list if early_sra.
7772 (tree_sra_early, pass_sra_early): New.
7773 * tree-pass.h (pass_sra_early): Declare.
7774 * passes.c (init_optimization_passes): Use it.
7776 2007-02-14 Richard Guenther <rguenther@suse.de>
7778 * flags.h (issue_strict_overflow_warning): Convert to a macro.
7780 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
7782 PR tree-optimization/30771
7783 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
7785 (vect_analyze_operations): Induction phis can now be marked as
7787 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
7788 Update documentation accordingly.
7790 2007-02-14 Nick Clifton <nickc@redhat.com>
7792 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
7793 most 3 arguments are supported.
7794 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
7796 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
7798 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
7799 Ensure dst->current is valid.
7801 2007-02-13 Paul Brook <paul@codesourcery.com>
7803 * config.gcc: Add arm*-*-uclinux-*eabi.
7804 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7805 (SUBTARGET_EXTRA_LINK_SPEC): Define.
7806 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
7807 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
7808 (LINK_SPEC): Define.
7810 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
7812 * config/arm/uclinux-eabi.h: New file.
7813 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
7814 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
7817 2007-02-13 Ian Lance Taylor <iant@google.com>
7819 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
7820 * flags.h (warn_strict_overflow): Declare.
7821 (enum warn_strict_overflow_code): Define.
7822 (issue_strict_overflow_warning): New static inline function.
7823 * opts.c (warn_strict_overflow): New variable.
7824 (common_handle_option): Handle OPT_Wstrict_overflow and
7825 OPT_Wstrict_overflow_.
7826 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
7828 * fold-const.c: Include intl.h.
7829 (fold_deferring_overflow_warnings): New static variable.
7830 (fold_deferred_overflow_warning): New static variable.
7831 (fold_deferred_overflow_code): New static variable.
7832 (fold_defer_overflow_warnings): New function.
7833 (fold_undefer_overflow_warnings): New function.
7834 (fold_undefer_and_ignore_overflow_warnings): New function.
7835 (fold_deferring_overflow_warnings_p): New function.
7836 (fold_overflow_warning): New static function.
7837 (make_range): Add strict_overflow_p parameter. Change all
7839 (extract_muldiv, extract_muldiv_1): Likewise.
7840 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
7841 tree_expr_nonnegative_p.
7842 (fold_negate_expr): Call fold_overflow_warning.
7843 (fold_range_test): Likewise.
7844 (fold_comparison): Likewise.
7845 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
7846 instead of tree_expr_nonnegative_p.
7847 (tree_expr_nonnegative_warnv_p): Rename from
7848 tree_expr_nonnegative_p, add strict_overflow_p parameter.
7849 (tree_expr_nonnegative_p): New function.
7850 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
7851 strict_overflow_p parameter.
7852 (tree_expr_nonzero_p): New function.
7853 * passes.c (verify_interpass_invariants): New static function.
7854 (execute_one_pass): Call it.
7855 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
7857 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
7858 (estimate_numbers_of_iterations): Likewise.
7859 (scev_probably_wraps_p): Likewise.
7860 * tree-ssa-ccp.c: Include "toplev.h".
7861 (evaluate_stmt): Defer fold overflow warnings until we know we are
7863 (struct fold_stmt_r_data): Add stmt field.
7864 (fold_stmt_r): Defer fold overflow warnings until we know we
7866 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
7867 (fold_stmt_inplace): Likewise.
7868 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
7869 (cleanup_control_expr_graph): Defer fold overflow warnings until
7870 we know we are going to optimize.
7871 * tree-cfg.c (fold_cond_expr_cond): Likewise.
7872 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
7874 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7875 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
7876 * tree-ssa-loop-manip.c (create_iv): Likewise.
7877 * c-typeck.c (build_conditional_expr): Likewise.
7878 (build_binary_op): Likewise.
7879 * tree-vrp.c (vrp_expr_computes_nonzero): Call
7880 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
7881 (extract_range_from_unary_expr): Likewise.
7882 * simplify-rtx.c (simplify_const_relational_operation): Warn when
7883 assuming that signed overflow does not occur.
7884 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
7885 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
7886 (fold_defer_overflow_warnings): Declare.
7887 (fold_undefer_overflow_warnings): Declare.
7888 (fold_undefer_and_ignore_overflow_warnings): Declare.
7889 (fold_deferring_overflow_warnings_p): Declare.
7890 (tree_expr_nonzero_warnv_p): Declare.
7891 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
7893 (Warning Options): Document -Wstrict-overflow.
7894 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
7895 (tree-ssa-ccp.o): Likewise.
7896 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
7897 (fold-const.o): Depend on intl.h.
7899 2007-02-13 Ian Lance Taylor <iant@google.com>
7902 * lower-subreg.c (resolve_simple_move): Decompose subregs in
7905 2007-02-13 Stuart Hastings <stuart@apple.com>
7907 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
7909 2007-02-13 Richard Henderson <rth@redhat.com>
7911 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
7912 handled_component_p before looking for the indirect_ref.
7914 2007-02-13 Richard Henderson <rth@redhat.com>
7916 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
7917 remove flags clobber.
7918 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
7919 (bswaphi_lowpart): New.
7920 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
7921 remove TARGET_BSWAP test. Delete expander of the same name.
7923 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
7924 (expand_unop): Use them.
7926 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
7928 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
7929 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
7930 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
7931 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
7932 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
7933 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
7934 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
7935 assembler dialect choice from asm templates.
7937 2007-02-12 Richard Henderson <rth@redhat.com>
7939 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
7940 (fixuns_trunc<SSEMODEF>si2): Use it.
7941 * config/i386/sse.md (vec_setv4sf_0): Export.
7942 * config/i386/i386.c (ix86_build_const_vector): Export.
7943 (ix86_split_convert_uns_si_sse): Rename from
7944 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
7945 * config/i386/i386-protos.h: Update.
7947 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7950 * c-typeck.c (c_finish_return): Improve warning message.
7952 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7954 * alias.c (find_symbolic_term): Delete unused function.
7956 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
7958 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
7959 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
7960 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
7962 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7964 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7965 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
7966 the function, temporarily point the debug interface to the null one.
7968 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
7970 * dwarf2out.c (round_up_to_align): New static function.
7971 (field_byte_offset): Use it to round the offset.
7973 2007-02-12 Richard Henderson <rth@redhat.com>
7975 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
7976 (inswl_const): Export.
7978 2007-02-12 Richard Henderson <rth@redhat.com>
7980 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
7981 result mode of the libcall, convert back to outmode.
7983 2007-02-12 Roger Sayle <roger@eyesopen.com>
7985 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
7986 (bswapdi2): New define_expand to implement 32-bit implementation.
7988 2007-02-12 Nick Clifton <nickc@redhat.com>
7990 * doc/invoke.texi (Overall Options): Document --help=.
7991 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
7992 (cc1_options): Pass --help= on to cc1.
7993 (display_help): Add description of --help=.
7994 (process_command): Add code to handle --help=. Allow translated
7995 --help and --target-help switches to be passed on to compiler
7997 (main): Remove unused if statement.
7998 * opts.c (columns): Remove.
7999 (LEFT_COLUMN): Define.
8000 (wrap_help): Add columns argument.
8001 (print_filtered_help): Change parameters to be an include bitmask,
8002 an exclude bitmask, an any bitmask and the column width. Move the
8003 code to display the params list here. Add code to display the
8004 status of options rather than their descriptions if the quiet flag
8006 (print_specific_help): Change parameters to be an include bitmask,
8007 an exclude bitmask and an any bitmask. Move code to look up the
8008 column width here. Decide upon the title for an options listing.
8009 (common_handle_options): Add code to handle --help=. Adapt code
8010 for --help and --target-help to use the revised form of the
8011 print_specific_help function.
8012 (print_help): Delete.
8013 (print_param_help): Delete.
8014 (print_switch): Delete.
8015 * opts.h (cl_lang_count): Add prototype.
8016 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
8017 CL_MAX_OPTION_CLASS): New defines.
8018 * optc-gen.awk: Add construction of cl_lang_count.
8019 * c.opt: Add Warning attribute to warning options and Optimization
8020 attribute to optimization options.
8021 * common.opt: Likewise.
8023 Add -fhelp and -ftarget-help as aliases for the transformed --help
8024 and --target-help options.
8025 * opt-functions.awk: Add code to handle Warning and Optimization
8028 2007-02-12 Richard Henderson <rth@redhat.com>
8030 * config/alpha/constraints.md: New file.
8031 * config/alpha/alpha.c: Include tm-constrs.h.
8032 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
8033 alpha_extra_constraint): Remove.
8034 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
8035 * config/alpha/alpha-protos.h: Update.
8036 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
8037 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
8038 (EXTRA_CONSTRAINT): Remove.
8039 * config/alpha/alpha.md: Include constraints.md.
8040 (adddi splitter): Use satisfies_constraint_*.
8041 * config/alpha/predicates.md (add_operand): Likewise.
8042 (sext_add_operand, addition_operation): Likewise.
8044 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
8046 PR tree-optimization/29145
8047 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
8048 in our handling of restrict qualified pointers.
8050 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8053 * doc/invoke.texi (Wunused-value): Update description.
8054 (Wextra): Delete item.
8055 * opts.c (set_Wextra): Don't use the value of Wextra to set the
8056 value of Wunused-value.
8057 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
8058 (c_finish_stmt_expr): Don't check extra_warnings.
8059 (emit_side_effect_warnings): The caller is responsible to check
8062 2007-02-11 Roger Sayle <roger@eyesopen.com>
8063 Matt Thomas <matt@3am-software.com>
8065 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
8067 2007-02-11 Roger Sayle <roger@eyesopen.com>
8069 * simplify-rtx.c (simplify_relational_operation_1): Optimize
8070 comparisons of POPCOUNT against zero.
8071 (simplify_const_relational_operation): Likewise.
8073 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8075 * doc/invoke.texi (Wextra): Delete outdated paragraph.
8077 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8079 * dwarf2out.c (root_type): Delete unused function.
8081 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8083 * genattrtab.c (contained_in_p): Delete unused function.
8084 (write_expr_attr_cache): Likewise.
8086 2007-02-11 Jan Hubicka <jh@suse.cz>
8088 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
8091 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
8093 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
8094 to add the REG_EQ* note.
8095 * see.c (see_merge_one_use_extension): Likewise.
8096 * local-alloc.c (update_equiv_regs): Likewise. Also don't
8097 turn REG_EQUAL notes into REG_EQUIV notes if the target
8098 register may have more than one set.
8099 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
8100 * gcse.c (try_replace_reg): Likewise.
8101 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
8102 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8103 more than one REG_EQUIV note.
8104 * reload1.c (gen_reload): Use set_unique_reg_note.
8106 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8108 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8109 (ix86_builtin_conversion): New function.
8111 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8114 * tree.h (DECL_REPLACEABLE_P): New macro.
8115 * except.c (set_nothrow_function_flags): Likewise.
8117 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8118 Ira Rosen <irar@il.ibm.com>
8119 Dorit Nuzman <dorit@il.ibm.com>
8121 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8122 * targhooks.c (default_builtin_vectorized_conversion): New.
8123 * targhooks.h (default_builtin_vectorized_function): New declaration.
8124 * target.h (struct vectorize): Add builtin_conversion field.
8125 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8126 stmt_vec_info_type value.
8127 (vectorizable_conversion): New declaration.
8128 * tree-vect-analyze.c (vect_analyze_operations): Add
8129 vectorizable_conversion call.
8130 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8131 * tree-vect-transform.c (vectorizable_conversion): New function.
8132 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8133 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8135 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8136 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8137 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8138 or ALTIVEC_BUILTIN_VCFSX.
8140 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8143 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8144 CONST_DOUBLE and operand 0 is a hard register.
8145 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8146 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8147 is a hard floating-point register.
8149 2007-02-10 Richard Henderson <rth@redhat.com>
8150 Jakub Jelinek <jakub@redhat.com>
8151 Alexandre Oliva <aoliva@redhat.com>
8153 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8154 * builtin-types.def (BT_WORD): Make unsigned.
8155 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8156 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8157 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8158 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8159 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8160 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8162 * expr.c (emutls_var_address): New.
8163 (expand_expr_real_1): Expand emulated tls.
8164 (expand_expr_addr_expr_1): Likewise.
8165 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8166 * output.h (emutls_finish): Declare.
8167 * toplev.c (compile_file): Call it.
8168 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8169 address before wrapping in CONST.
8170 * varasm.c (emutls_htab, emutls_object_type): New.
8171 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8172 (get_emutls_object_name, get_emutls_object_type): New.
8173 (get_emutls_init_templ_addr, emutls_decl): New.
8174 (emutls_common_1, emutls_finish): New.
8175 (assemble_variable): When emulating tls, swap decls; generate
8176 constructor for the emutls objects.
8177 (do_assemble_alias): When emulating tls, swap decl and target name.
8178 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8180 * varpool.c (decide_is_variable_needed): Look at force_output.
8181 Recurse for emulated tls.
8182 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8183 with decide_is_variable_needed.
8184 * emutls.c: New file.
8185 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8186 tls_object for real tls.
8188 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8190 PR rtl-optimization/29599
8191 * reload1.c (eliminate_regs_in_insn): Take the destination
8192 mode into account when computing the offset.
8194 2007-02-09 Stuart Hastings <stuart@apple.com>
8195 Richard Henderson <rth@redhat.com>
8197 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8198 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8199 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8200 fixuns_truncdfhi2): New.
8201 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8202 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8203 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8204 (floatunssidf2): Allow nonimmediate source.
8205 * config/i386/sse.md (movdi_to_sse): New.
8206 (vec_concatv2di): Drop '*'.
8207 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8208 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8209 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8211 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8212 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8213 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8214 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8215 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8216 ix86_build_const_vector.
8217 (x86_emit_floatuns): Rewrite.
8219 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8221 * genautomata.c (longest_path_length): Delete unused function.
8222 (struct state): Delete unused longest_path_length.
8223 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8224 (get_free_state): Delete unused.
8226 2007-02-09 Jan Hubicka <jh@suse.cz>
8228 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8229 * doc/invoke.texi (inline-unit-growth): Update default value.
8231 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8232 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8233 (rebuild_cgraph_edges): Likewise.
8234 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8235 (dump_cgraph_node): Dump frequencies.
8236 (cgraph_clone_edge): Add frequency scales.
8237 (cgraph_clone_node): Add freuqnecy.
8238 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8239 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8240 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8241 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8242 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8243 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8244 (save_inline_function_body): Likewise.
8245 * ipa-inline.c: inluce rtl.h
8246 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8247 (cgraph_edge_badness): Use frequencies.
8248 (cgraph_decide_recursive_inlining): Update clonning.
8249 (cgraph_decide_inlining_of_small_function): Dump frequency.
8250 * predict.c (estimate_bb_frequencies): Export.
8251 * predict.h (estimate_bb_frequencies): Declare.
8252 * tree-inline.c (copy_bb): Watch overflows.
8253 (expand_call_inline): Update call of cgraph_create_edge.
8254 (optimize_inline_calls): Use TODO flags to update frequnecies.
8255 * passes.h: Include predict.h
8256 (init_optimization_passes): Move profile ahead.
8257 (execute_function_todo): Handle TODO_rebuild_frequencies.
8259 2007-02-09 Roger Sayle <roger@eyesopen.com>
8261 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8262 the insbl or inswl pattern into a register.
8264 2007-02-09 Roger Sayle <roger@eyesopen.com>
8266 * config/ia64/ia64.md (bswapdi2): New define_insn.
8268 2007-02-09 Richard Henderson <rth@redhat.com>
8270 * config/i386/constraints.md (Ym): New constraint.
8271 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8272 (movdi_1_rex64): Split sse and xmm general register moves from
8273 memory move alternatives. Use conditional register constraints.
8274 (movsf_1, movdf_integer): Likewise.
8275 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8276 (movdf_integer_rex64): New.
8277 (pushsf_rex64): Fix output constraints.
8278 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8279 (sse2_stored): Likewise.
8280 (sse2_storeq_rex64): New.
8281 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8282 amd and not generic.
8283 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8284 for optimize_size. Remove SF/DFmode hack.
8286 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8288 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8291 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8292 Richard Sandiford <richard@codesourcery.com>
8294 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8295 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8296 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8297 m68k/t-mlib to tmake_file.
8298 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8299 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8300 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8301 Allow it to be cf or m68k. Set m68k_arch_family. If that
8302 variable is not empty, add t-$m68k_arch_family to tmake_file.
8303 Add t-mlibs to tmake_file.
8304 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8305 * config/m68k/t-cf: New file.
8306 * config/m68k/t-m68k: Likewise.
8307 * config/m68k/t-mlibs: Likewise.
8308 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8309 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8310 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8311 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8312 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8314 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8315 (INSTALL_LIBGCC): Delete.
8316 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8317 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8318 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8319 (M68K_MLIB_CPU): Define.
8320 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8321 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8322 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8324 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8325 Richard Guenther <rguenther@suse.de>
8328 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8329 against INT_MIN/INT_MAX.
8330 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8331 file if a loop is removed.
8333 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8335 * calls.c (store_one_arg): Pass correct alignment to
8336 emit_push_insn for non-BLKmode values.
8337 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8338 unaligned stack slot via a suitably aligned slot.
8340 2007-02-08 DJ Delorie <dj@redhat.com>
8342 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8344 (legal_subregs): Use unsigned char, make const.
8345 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8347 2007-02-08 Paul Brook <paul@codesourcery.com>
8349 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8350 special interworking needed.
8352 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8354 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8355 conditional to __SSE2__.
8356 (Entries below should have been added to first ChangeLog
8357 entry for amdfam10 dated 2007-02-05)
8358 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8360 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8362 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8365 2007-02-08 DJ Delorie <dj@redhat.com>
8367 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8368 * config/m32c/m32c.c (legal_subregs): New.
8369 (m32c_illegal_subreg_p): New.
8370 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8371 unsupported subregs of hard regs.
8373 2007-02-08 Jan Hubicka <jh@suse.cz>
8375 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8376 the same one; always update histograms.
8378 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8380 * passes.c (init_optimization_passes): Tidy comment.
8382 2007-02-08 Roger Sayle <roger@eyesopen.com>
8384 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
8385 strip zero_extend, bswap and rotates from POCOUNT's argument.
8386 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
8387 zero_extend and rotates from PARITY's argument.
8388 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
8389 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
8390 of an integer constant at compile-time.
8392 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8395 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
8397 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
8400 * tree-ssa-live.c (remove_unused_locals): Do not remove
8401 TREE_ADDRESSABLE variables.
8402 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
8403 * tree-ssa-operands.c (add_virtual_operand): Remove argument
8404 FOR_CLOBBER. Update all users.
8405 If VAR has an associated alias set, add a virtual operand for
8406 it if no alias is found to conflict with the memory reference.
8408 2007-02-07 Jan Hubicka <jh@suse.cz>
8409 Robert Kidd <rkidd@crhc.uiuc.edu>
8411 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
8413 2007-02-07 Ian Lance Taylor <iant@google.com>
8415 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
8417 2007-02-07 Roger Sayle <roger@eyesopen.com>
8419 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
8420 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
8421 tablejumpdi, movsi_to_cr_one): Remove constraints from
8422 define_expand's match_operands.
8424 2007-02-07 Roger Sayle <roger@eyesopen.com>
8426 * global.c (compute_regsets): Move declatation of "i" inside of
8427 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
8429 2007-02-07 Jakub Jelinek <jakub@redhat.com>
8432 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
8433 of INDIRECT_REF <RESULT_DECL>.
8435 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
8437 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
8438 Kaz Kojima <kkojima@gcc.gnu.org>
8441 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
8443 (sh_initialize_trampoline): Add parentheses to avoid a warning.
8445 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8447 * doc/loop.texi: Document possibility not to perform disambiguation
8448 of loops with multiple latches.
8449 * cfgloopmanip.c (alp_enum_p): Removed.
8450 (add_loop): Handle subloops. Use get_loop_body_with_size.
8451 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
8452 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
8453 the new forwarder block.
8454 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
8455 Handle the case latch is NULL.
8456 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
8457 when marking loop exits.
8458 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
8460 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
8461 disambiguate_loops_with_multiple_latches.
8462 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
8463 before fix_loop_structure.
8464 * cfgloop.c: Include pointer-set.h and output.h.
8465 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
8466 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
8467 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
8468 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
8469 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
8470 disambiguate_multiple_latches, get_loop_body_with_size,
8471 disambiguate_loops_with_multiple_latches): New functions.
8472 (flow_loop_dump): Dump multiple latch edges.
8473 (flow_loop_nodes_find): Handle loops with multiple latches.
8474 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
8475 (glb_enum_p): Modified.
8476 (get_loop_body): Use get_loop_body_with_size.
8477 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
8478 (AVOID_CFG_MODIFICATIONS): New constant.
8479 (disambiguate_loops_with_multiple_latches, add_loop,
8480 get_loop_body_with_size): Declare.
8481 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
8483 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
8486 * global.c (compute_regsets): New function.
8487 (global_alloc): Refactored ELIMINABLE_REGSET
8488 and NO_GLOBAL_ALLOC_REGS computation out.
8489 (rest_of_handle_global_alloc): Call compute_regsets()
8490 for non-optimizing case.
8492 2007-02-06 Richard Henderson <rth@redhat.com>
8494 * config/i386/constraints.md (Y2): Rename from Y.
8495 (Yi): New constraint.
8496 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
8497 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
8498 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
8499 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
8500 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
8501 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
8502 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
8503 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
8504 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
8505 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
8506 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
8507 vec_extractv2si_1): Change Y constraints to Y2.
8508 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
8509 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
8510 Change Y constraints to Y2.
8511 (sse2_loadld): Change Y constraints to x.
8513 2007-02-06 Roger Sayle <roger@eyesopen.com>
8515 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
8516 (parity<mode>2): New define_expand using rs6000_emit_parity.
8517 * config/rs6000/rs6000.c (rs6000_emit_popcount,
8518 rs6000_emit_parity): New functions.
8519 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
8520 rs6000_emit_parity): Prototype here.
8522 2007-02-06 Ian Lance Taylor <iant@google.com>
8524 * lower-subreg.c (simple_move_operand): Reject CONST.
8525 (resolve_clobber): Call validate_change rather than directly
8526 assigning to XEXP (pat, 0).
8528 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8530 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
8531 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
8532 (tree-cfg.o): Remove hashtab.h dependency.
8534 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
8535 (struct ivopts_data): Change niters to pointer_map_t.
8536 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
8537 (niter_for_exit): Create pointer_map on demand. Change for
8539 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
8540 (free_loop_data): Destroy data->niters if created and reset field.
8541 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
8542 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
8544 * tree-ssa-reassoc.c: Include pointer-set.h.
8545 (bb_rank): Change to long *.
8546 (operand_rank): Change to pointer_map_t.
8547 (find_operand_rank): Return long, -1 if not found. Declare as inline.
8548 (insert_operand_rank): Accept long.
8549 (operand_entry_hash, operand_entry_eq): Remove.
8550 (get_rank): Return long. Adjust for changes above.
8551 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
8553 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
8555 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
8556 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
8557 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
8559 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
8560 directly since it cannot be NULL.
8561 (get_vi_for_tree): Rewrite for pointer_map API.
8562 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
8563 (init_alias_vars): Create vi_for_tree as pointer_map.
8564 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
8566 * tree-cfg.c: Don't include hashtab.h.
8567 (edge_to_cases): Declare as pointer_map.
8568 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
8570 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
8571 (start_recording_case_labels): Create edge_to_cases as pointer_map.
8572 (end_recoding_case_labels): Cleanup edge_to_cases manually before
8574 (record_switch_edge): Delete.
8575 (get_cases_for_edge): Adjust for pointer_map API, inline
8576 record_switch_edge (rewritten for new API), remove goto.
8578 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8580 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
8581 * tree-nested.c: Include pointer-set.h.
8582 (var_map_elt, var_map_eq, var_map_hash): Delete.
8583 (struct nesting_info): Remove GTY marker. Change the two htab_t's
8585 (nesting_info_bitmap_obstack): New.
8586 (lookup_field_for_decl): Adjust for pointer_map API.
8587 (lookup_tramp_for_decl): Adjust for pointer_map API.
8588 (get_nonlocal_debug_decl): Adjust for pointer_map API.
8589 (get_local_debug_decl): Adjust for pointer_map API.
8590 (convert_nl_goto_reference): Adjust for pointer_map API.
8591 (convert_nl_goto_receiver): Adjust for pointer_map API.
8592 (create_nesting_tree): Create outside GGC space. Create bitmap on
8593 the new obstack. Create field_map and var_map as pointer_maps.
8594 (free_nesting_tree): Adjust for changes to create_nesting_tree.
8596 (lower_nested_functions): Move root here, no need to NULL it.
8597 Initialize and release the obstack.
8599 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
8601 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
8602 Remove prototypes and make them non-static.
8603 (struct tree_int_map): Remove.
8604 * tree.h (struct tree_int_map): Move here, turning TO into an
8606 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
8608 * tree.h (TREE_COMPLEXITY): Remove.
8609 (struct tree_exp): Remove complexity field.
8610 * tree.c (build1_stat): Don't set it.
8612 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
8613 Victor Kaplansky <victork@il.ibm.com>
8615 * tree-vectorizer.c (vect_is_simple_use): Support induction.
8616 (vect_is_simple_reduction): Support reduction with induction as
8617 one of the operands.
8618 (vect_is_simple_iv_evolution): Fix formatting.
8619 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
8620 formatting. Don't mark induction phis for vectorization.
8621 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
8622 * tree-vect-transform.c (get_initial_def_for_induction): New function.
8623 (vect_get_vec_def_for_operand): Support induction.
8624 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
8626 (vectorizable_reduction): Support reduction with induction as one of
8628 (vectorizable_type_demotion): Use def-type of stmt argument rather
8629 than dummy def-type.
8631 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
8632 flag_tree_scev_cprop.
8633 * common.opt (tree-scev-cprop): New flag.
8635 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
8636 call to vect_get_new_vect_var.
8638 2007-02-06 Ira Rosen <irar@il.ibm.com>
8640 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
8641 vectype is not NULL.
8642 (vect_pattern_recog_1): Likewise.
8644 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8646 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
8647 (fold_negate_expr): Likewise.
8649 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
8652 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
8653 even if cv-qualification is the same.
8655 2007-02-05 Geoffrey Keating <geoffk@apple.com>
8657 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
8658 __enable_execute_stack on completion.
8660 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8662 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
8663 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
8664 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
8665 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
8666 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
8667 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
8668 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
8669 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
8671 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8673 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
8674 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
8675 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
8676 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
8677 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
8678 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
8679 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
8680 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
8681 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
8682 umuldi3_highpart_rex64, umulsi3_highpart_insn,
8683 umulsi3_highpart_zext, smuldi3_highpart_rex64,
8684 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
8685 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
8686 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
8687 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
8688 sqrtextenddfxf2_i387): Added amdfam10_decode.
8690 * config/i386/athlon.md (athlon_idirect_amdfam10,
8691 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
8692 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
8693 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
8694 athlon_ivector_store_amdfam10): New define_insn_reservation.
8695 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
8698 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8700 * config/i386/athlon.md (athlon_call_amdfam10,
8701 athlon_pop_amdfam10, athlon_lea_amdfam10): New
8702 define_insn_reservation.
8703 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
8704 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
8705 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
8707 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8709 * config/i386/athlon.md (athlon_sseld_amdfam10,
8710 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
8711 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
8713 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8715 * config/i386/athlon.md (athlon_sseins_amdfam10): New
8716 define_insn_reservation.
8717 * config/i386/i386.md (sseins): Added sseins to define_attr type
8718 and define_attr unit.
8719 * config/i386/sse.md: Set type attribute to sseins for insertq
8722 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8724 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
8725 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
8726 ssecomi_load_amdfam10, ssecomi_amdfam10,
8727 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
8728 define_insn_reservation.
8729 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
8731 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8733 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
8734 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
8735 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
8736 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
8737 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
8738 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
8739 define_insn_reservation.
8741 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
8742 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
8743 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
8744 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
8745 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
8747 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8749 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
8750 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
8751 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
8752 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
8753 athlon_ssemul_load_k8): Added amdfam10.
8755 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8757 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
8758 (x86_sse_unaligned_move_optimal): New variable.
8760 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
8762 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
8763 for unaligned vector SSE double/single precision loads for AMDFAM10.
8765 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8767 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
8768 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
8769 Define TARGET_CPU_DEFAULT_amdfam10.
8770 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
8771 (processor_type): Add PROCESSOR_AMDFAM10.
8773 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
8774 processor_type in config/i386/i386.h.
8775 Enable imul peepholes for TARGET_AMDFAM10.
8777 * config.gcc: Add support for --with-cpu option for amdfam10.
8779 * config/i386/i386.c (amdfam10_cost): New variable.
8780 (m_AMDFAM10): New macro.
8781 (m_ATHLON_K8_AMDFAM10): New macro.
8782 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
8783 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
8784 x86_promote_QImode, x86_integer_DFmode_moves,
8785 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8786 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
8787 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
8788 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
8789 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
8790 Enable/disable for amdfam10.
8791 (override_options): Add amdfam10_cost to processor_target_table.
8792 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
8793 processor_alias_table.
8794 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
8795 (ix86_adjust_cost): Add code for amdfam10.
8797 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8799 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
8800 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
8801 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
8802 * config/i386/i386.h: Add builtin definition for SSE4A.
8803 * config/i386/i386.md: Add support for ABM instructions
8805 * config/i386/sse.md: Add support for SSE4A instructions
8806 (movntss, movntsd, extrq, insertq).
8807 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
8808 Add -march=amdfam10 flag.
8809 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
8810 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
8812 * doc/extend.texi: Add documentation for SSE4A builtins.
8814 2007-02-05 Bob Wilson <bob.wilson@acm.org>
8816 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
8818 2007-02-05 Richard Guenther <rguenther@suse.de>
8820 * tree-vectorizer.h (vectorizable_function): Add argument type
8821 argument, change return type.
8822 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
8823 * tree-vect-transform.c (vectorizable_function): Handle extra
8824 argument, return vectorized function decl.
8825 (build_vectorized_function_call): Remove.
8826 (vectorizable_call): Handle calls with result and argument types
8827 differing. Handle loop vectorization factor correctly.
8828 * targhooks.c (default_builtin_vectorized_function): Adjust for
8830 * targhooks.h (default_builtin_vectorized_function): Likewise.
8831 * target.h (builtin_vectorized_function): Add argument type
8833 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
8834 extra argument, allow vectorizing of lrintf.
8835 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
8836 documentation of target hook.
8838 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
8841 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
8842 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
8843 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
8845 2007-02-05 Roger Sayle <roger@eyesopen.com>
8847 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
8848 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
8849 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
8850 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
8851 before canonicalizing sincos to cexpi.
8852 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
8854 2007-02-05 Roger Sayle <roger@eyesopen.com>
8856 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
8857 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
8858 (alpha_init_builtins): Use alpha_add_builtins to process tables.
8860 2007-02-05 Roger Sayle <roger@eyesopen.com>
8862 * mips-tfile.c (initialize_init_file): Correct endianness test.
8864 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
8866 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
8869 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8871 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
8872 saves in a PARALLEL before the register assignments.
8874 2007-02-05 Richard Sandiford <richard@codesourcery.com>
8876 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
8877 DWARF_FRAME_RETURN_COLUMN to be a general register.
8878 * dwarf2out.c (init_return_column_size): New function, split from...
8879 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
8880 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
8881 to be nongeneral registers.
8882 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
8884 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
8885 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
8887 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8889 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
8891 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
8893 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
8894 (remove_path): Use can_remove_branch_p and remove_branch instead
8895 of loop_delete_branch_edge.
8896 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
8897 (tree_transform_and_unroll_loop): Remove dead branches immediately.
8898 Update profile using scale_dominated_blocks_in_loop.
8899 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
8900 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
8901 (can_remove_branch_p, remove_branch): Declare.
8902 * tree-cfg.c (tree_can_remove_branch_p): New function.
8903 (tree_cfg_hooks): Add tree_can_remove_branch_p.
8904 * cfgrtl.c (rtl_can_remove_branch_p): New function.
8905 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
8907 2007-02-05 Jan Hubicka <jh@suse.cz>
8910 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
8911 nodes in cgraph, don't remove offline copy of the function.
8913 2007-02-04 Jan Hubicka <jh@suse.cz>
8915 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
8916 vectors might cause maybe_lookup_element_for_expr to be called
8917 on non-sra-candidate.
8919 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8921 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
8922 config/bfin/bfin.md, config/bfin/predicates.md: Follow
8923 spelling conventions.
8925 2007-02-04 Richard Guenther <rguenther@suse.de>
8928 * fold-const.c (try_move_mult_to_index): Make sure to not
8929 overflow one dimension of a multi-dimensional array access.
8931 2007-02-04 Jan Hubicka <jh@suse.cz>
8933 * passes.c (init_optimization_passes): Reindent.
8935 2007-02-04 Jan Hubicka <jh@suse.cz>
8936 Eric Botcazou <ebotcazou@adacore.com>
8938 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
8939 (execute_fixup_cfg): Break out the abnormal goto code.
8940 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
8941 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
8942 (optimize_inline_calls): Call make_nonlocal_label_edges.
8944 2007-02-04 Jan Hubicka <jh@suse.cz>
8946 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
8947 true when something was changed.
8948 (rename_ssa_copies): When something was changed, do
8949 TODO_remove_unused_locals.
8950 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
8951 add TODO_remove_unused_locals when instruction was removed.
8953 2007-02-04 Jan Hubicka <jh@suse.cz>
8955 * ipa-inline.c (try_inline): Improve debug output; work on already
8957 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
8958 call try_inline for already inlined edges too when flattening;
8959 inline also functions that make callee growth but overall unit size
8962 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8964 * config/m32c/bitops.md, config/m32c/jump.md,
8965 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
8966 config/m32r/m32r.h, config/m32r/m32r.md,
8967 config/m32r/predicates.md, config/m68hc11/larith.asm,
8968 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
8969 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
8970 config/mips/mips-protos.h, config/mips/mips.c,
8971 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
8972 config/mn10300/mn10300.h, config/mn10300/predicates.md,
8973 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
8974 spelling conventions.
8976 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
8977 Follow spelling conventions.
8979 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
8981 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
8982 warn about C++0x compatibility.
8984 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
8986 * config/h8300/h8300.c, config/h8300/h8300.h,
8987 config/h8300/h8300.md: Follow spelling conventions.
8989 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
8992 * combine.c (try_combine): Do not substitute source operand
8993 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
8995 2007-02-03 Jan Hubicka <jh@suse.cz>
8997 PR gcov-profile/30650
8998 * value-prof.c (stringop_block_profile): Fix handling of size counter;
8999 do not divide by zero for never executed counters.
9000 (tree_find_values_to_profile): Fix counters.
9001 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
9003 2007-02-03 Ian Lance Taylor <iant@google.com>
9005 * lower-subreg.c (simple_move_operand): New static function,
9006 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
9008 (simple_move): Call simple_move_operand.
9009 (find_decomposable_subregs): Add special handling of MEMs.
9010 (can_decompose_p): Rename from cannot_decompose_p. Reverse
9011 meaning of return value. If we see a hard register, test whether
9012 it can store a word_mode value. Change all callers.
9014 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9016 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
9017 ftrapv insns and expanders.
9018 (subdi3): Change define_expand operand 1 to arith11_operand, and
9019 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
9020 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
9021 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
9025 * varasm.c (notice_global_symbol): Treat global objects as weak when
9028 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9030 * emit-rtl.c (dconstpi): Delete.
9032 (init_emit_once): Delete dconstpi and init dconstsqrt2.
9033 * real.h (dconstpi): Delete.
9035 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
9036 (fold_builtin_hypot): Likewise.
9038 2007-02-03 Tom Tromey <tromey@redhat.com>
9041 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
9042 -gcoff3, -gxcoff3, -gvms3 implies -dD.
9044 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
9046 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
9047 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
9048 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
9049 config/rs6000/cell.md, config/rs6000/darwin.h,
9050 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
9051 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
9052 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
9053 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
9054 typos. Follow spelling conventions.
9055 * doc/invoke.texi: Follow spelling conventions.
9057 2007-02-03 Roger Sayle <roger@eyesopen.com>
9059 * simplify-rtx.c (simplify_relational_operation_1): Implement some
9060 canonicalization transformations that attempt to simplify integer
9061 constant comparisons to become comparisons against zero.
9063 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9065 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
9067 * fold-const.c (fold_binary): Fix comment typos. Fold complex
9068 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
9070 2007-02-02 Mike Stump <mrs@apple.com>
9072 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
9073 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
9074 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
9075 generate a branch island.
9077 2007-02-02 Bob Wilson <bob.wilson@acm.org>
9079 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
9080 (xtensa_legitimate_address_p): New.
9081 (xtensa_legitimize_address): New.
9082 (xtensa_output_addr_const_extra): New.
9083 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
9085 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
9086 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
9087 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
9088 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
9089 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
9090 (xtensa_legitimize_address): New.
9091 (xtensa_output_addr_const_extra): New.
9093 2007-02-02 Steve Ellcey <sje@cup.hp.com>
9095 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
9097 2007-02-02 Ian Lance Taylor <iant@google.com>
9099 * expmed.c (expand_divmod): Add comment.
9101 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9103 * emit-rtl.c (renumber_insns): Remove.
9104 * flags.h: Remove the extern for flag_renumber_insns.
9105 * rtl.h: Remove the prototype for renumber_insns.
9106 * toplev.c (flag_renumber_insns): Remove.
9108 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9110 Revert for x86 darwin:
9111 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9113 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9114 code before the following patch under TARGET_MACHO.
9115 (ix86_function_value_regno_p): Likewise.
9117 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9119 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9122 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9125 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9126 general or fp registers. Add comments.
9127 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9129 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9131 * pointer-set.c (insert_aux): Only return insertion slot.
9132 (pointer_set_insert): Adjust.
9133 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9134 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9135 pointer_map_traverse): New.
9136 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9137 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9138 pointer_map_contains, pointer_map_traverse): Declare.
9140 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9143 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9144 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9146 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9148 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9150 (struct _dep): New type.
9151 (dep_t): New typedef.
9152 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9153 (DEP_STATUS): New access macro. The macro with the same name was
9154 renamed to DEP_LINK_STATUS.
9155 (dep_init): Declare function
9157 (struct _dep_link): New type.
9158 (dep_link_t): New typedef.
9159 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9160 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9161 (DEP_LINK_STATUS): New macro.
9162 (debug_dep_links): New debug function.
9164 (struct _deps_list): New type.
9165 (deps_list_t): New typedef.
9166 (DEPS_LIST_FIRST): New access macro.
9167 (FOR_EACH_DEP_LINK): New cycle macro.
9168 (create_deps_list, free_deps_list, delete_deps_list): Declare
9170 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9171 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9172 (copy_deps_list_change_con): Ditto.
9174 (move_dep_link): Declare function.
9176 (struct _dep_node): New type.
9177 (dep_node_t): New typedef.
9178 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9180 (struct haifa_insn_data.back_deps): New field to hold backward
9181 dependencies of the insn.
9182 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9184 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9185 Change its type to deps_list_t.
9186 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9187 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9188 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9190 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9192 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9194 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9196 (dep_cost): Declare.
9198 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9199 (ds_to_dk, dk_to_ds): New functions.
9201 (init_dep_1): New static function.
9202 (init_dep): New function.
9203 (copy_dep): New static function.
9205 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9207 (detach_dep_link): New static function.
9208 (move_dep_link): New function.
9210 (dep_links_consistent_p, dump_dep_links): New static functions.
9211 (debug_dep_links): New debugging function.
9213 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9215 (alloc_deps_list, init_deps_list): New static functions.
9216 (create_deps_list): New function.
9217 (clear_deps_list): New static function.
9218 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9219 (deps_list_consistent_p, dump_deps_list): New static functions.
9220 (debug_deps_list): New function.
9221 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9223 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9225 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9226 use new scheduler dependencies lists.
9227 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9228 (sched_analyze): Ditto. Initialize dependencies lists.
9229 (add_forw_dep, compute_forward_dependences): Update to use new
9230 scheduler dependencies lists.
9232 (init_dependency_caches): Init deps_obstack.
9233 (free_dependency_caches): Free deps_obstack.
9235 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9236 new scheduler dependencies lists.
9237 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9238 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9240 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9241 Update to use new scheduler dependencies lists.
9242 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9243 (debug_dependencies): Ditto.
9244 (schedule_region): Update comments.
9246 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9247 scheduler dependencies lists.
9248 (schedule_ebb): Update comments.
9250 * rtl.def (DEPS_LIST): Remove.
9252 * lists.c (unused_deps_list): Remove.
9253 (free_list): Update assertions.
9255 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9256 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9258 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9259 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9261 * haifa-sched.c (comments): Update.
9262 (insn_cost1): Remove. Inline the code into insn_cost ().
9263 (insn_cost): Update to use new scheduler dependencies lists. Move
9264 processing of the dependency cost to dep_cost ().
9265 (dep_cost): New function. Use it instead of insn_cost () when
9266 evaluating cost of the dependency. Use compatible interface to
9267 interact with the target.
9268 (priority): Update to use new scheduler dependencies lists.
9269 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9270 with greater number of insns that depend on the insn.
9271 (schedule_insn): Update to use new scheduler dependencies lists. Add
9272 code to free backward dependencies lists. Inline and optimize code
9273 from resolve_dep () - see PR28071.
9274 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9275 lists. Update call to targetm.sched.is_costly_dependence hook.
9277 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9278 scheduler dependencies lists.
9280 (resolve_dep): Remove. Move the logic to schedule_insn ().
9281 (init_h_i_d): Initialize dependencies lists.
9283 (process_insn_depend_be_in_spec): Rename to
9284 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9286 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9287 Update to use new scheduler dependencies lists.
9288 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9290 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9291 new scheduler dependencies lists.
9292 (build_intra_loop_deps): Ditto.
9294 * target.h (struct _dep): Declare to use in
9295 gcc_target.sched.is_costly_dependence.
9296 (struct gcc_target.sched.adjust_cost): Fix typo.
9297 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9298 single dep_t parameter instead of an equivalent triad.
9299 (struct gcc_target.sched.adjust_cost_2): Remove.
9301 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9303 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9305 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9307 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9309 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9310 (REG_DEP_TRUE): Document.
9312 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9313 Change signature to correspond to the targetm.sched.adjust_cost hook.
9314 Update use in TARGET_SCHED_ADJUST_COST_2.
9315 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9316 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9317 new scheduler dependencies lists.
9318 (ia64_gen_check): Ditto.
9320 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9323 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9324 signature to correspond to the targetm.sched.is_costly_dependence hook.
9325 (is_costly_group): Update to use new scheduler dependencies lists.
9327 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9328 instead of INSN_COST () macro.
9330 2007-02-01 Ian Lance Taylor <iant@google.com>
9332 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9334 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9336 * pa.md (tp_load): Correct mfctl instruction syntax.
9338 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9340 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9341 altivec_padding_size calculation on AIX. Improve comment, add
9342 assert to verify that it's right.
9344 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9347 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9350 * global.c (global_alloc): Add mising initialization of
9353 2007-02-01 Roger Sayle <roger@eyesopen.com>
9355 * alias.c (init_alias_analysis): Correct whitespace.
9356 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9357 partition_hot_cold_basic_blocks): Likewise.
9358 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9359 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9360 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9361 fold_builtin_snprintf_chk, fold_builtin_printf,
9362 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9363 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9364 * cfgcleanup.c (cleanup_cfg): Likewise.
9365 * cfgexpand.c (tree_expand_cfg): Likewise.
9366 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9367 * function.c (get_next_funcdef_no): Likewise.
9368 * gengtype.c (main): Likewise.
9369 * genmodes.c (main): Likewise.
9370 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9371 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9372 * ifcvt.c (noce_emit_move_insn): Likewise.
9373 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9375 * stor-layout.c (get_best_mode): Likewise.
9376 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9377 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9378 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9379 perform_var_substitution, solve_graph): Likewise.
9380 * tree-vrp.c (vrp_finalize): Likewise.
9382 2007-02-01 Ian Lance Taylor <iant@google.com>
9384 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
9385 high part of a paradoxical subreg, return a constant zero.
9387 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
9389 * toplev.c (lang_dependent_init): Call init_set_costs.
9390 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
9392 2007-02-01 Richard Guenther <rguenther@suse.de>
9395 * fold-const.c (fold_negate_expr): Allow negating a
9396 constant if overflow does not change.
9398 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9400 * doc/c-tree.texi (Expression trees): Improve markup.
9401 * doc/tm.texi (Register Classes, Addressing Modes)
9402 (Floating Point): Fix spacing after abbreviations. Fix some
9405 2007-02-01 Ben Elliston <bje@au.ibm.com>
9407 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
9408 * doc/contrib.texi: Likewise.
9409 * doc/install.texi: Likewise.
9411 2007-01-31 Richard Henderson <rth@redhat.com>
9412 Ian Lance Taylor <iant@google.com>
9414 * lower-subreg.c: New file.
9415 * rtl.def (CONCATN): Define.
9416 * passes.c (init_optimization_passes): Add pass_lower_subreg and
9418 * emit-rtl.c (update_reg_offset): New static function, broken out
9419 of gen_rtx_REG_offset.
9420 (gen_rtx_REG_offset): Call update_reg_offset.
9421 (gen_reg_rtx_offset): New function.
9422 * regclass.c: Revert patch of 2006-03-05, restoring
9424 (clear_reg_info_regno): New function.
9425 * dwarf2out.c (concatn_loc_descriptor): New static function.
9426 (loc_descriptor): Handle CONCATN.
9427 * common.opt (fsplit_wide_types): New option.
9428 * opts.c (decode_options): Set flag_split_wide_types when
9430 * timevar.def (TV_LOWER_SUBREG): Define.
9431 * rtl.h (gen_reg_rtx_offset): Declare.
9432 (reg_scan_update): Declare.
9433 * regs.h (clear_reg_info_regno): Declare.
9434 * tree-pass.h (pass_lower_subreg): Declare.
9435 (pass_lower_subreg2): Declare.
9436 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
9437 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
9439 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
9440 * Makefile.in (OBJS-common): Add lower-subreg.o.
9441 (lower-subreg.o): New target.
9443 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9445 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
9447 2007-01-31 Anatoly Sokolov <aesok@post.ru>
9450 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
9452 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9455 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
9457 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
9459 * cfgloop.h: Include vec-prim.h.
9460 (enum li_flags): Remove LI_ONLY_OLD.
9461 (loop_iterator): Changed.
9462 (fel_next, fel_init): Iterate over loop tree.
9463 (FOR_EACH_LOOP_BREAK): New macro.
9464 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
9466 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
9467 * modulo-sched.c (sms_schedule): Ditto.
9468 * tree-vectorizer.c (vectorize_loops): Ditto.
9469 * doc/loop.texi: Update information on loop numbering and behavior of
9470 FOR_EACH_LOOP wrto new loops.
9471 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9472 add_to_evolution_1): Test nestedness of loops instead of comparing
9474 * tree-chrec.c (chrec_fold_plus_poly_poly,
9475 chrec_fold_multiply_poly_poly, chrec_evaluate,
9476 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
9477 reset_evolution_in_loop): Ditto.
9478 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
9480 2007-01-31 Dirk Mueller <dmueller@suse.de>
9482 * c-common.c (warn_about_parentheses): Separate warning about
9483 un-parenthized sequence of comparison operators from the one
9484 which is supposed to warn about x <= y <= z.
9486 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
9488 * optabs.h (enum optab_index): Add new OTI_isinf.
9489 (isinf_optab): Define corresponding macro.
9490 * optabs.c (init_optabs): Initialize isinf_optab.
9491 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
9493 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
9494 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
9496 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
9497 expand_builtin_interclass_mathfn.
9498 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
9499 * config/i386/i386.md (UNSPEC_FXAM): New constant.
9500 (fxam<mode>2_i387): New insn pattern.
9501 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
9502 built-in functions as x87 inline asm.
9504 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9506 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
9508 2007-01-30 Eric Christopher <echristo@apple.com>
9510 * config.gcc: Add geode.
9512 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9514 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
9515 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
9516 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
9517 value-prof.c: Fix comment typos.
9519 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9522 * doc/invoke.texi (Wpointer-arith): Document warning.
9524 2007-01-30 Janis Johnson <janis187@us.ibm.com>
9526 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
9527 the list of discrepancies from the draft TR.
9529 2007-01-30 Dirk Mueller <dmueller@suse.de>
9532 * doc/invoke.texi (-Wreturn-type): Update description to
9535 2007-01-30 Richard Sandiford <richard@codesourcery.com>
9537 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
9539 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
9541 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
9542 to handle optabs that operate on floating point input argument and
9543 output to integer output.
9544 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
9545 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
9546 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
9547 expand_builtin_interclass_mathfn ().
9548 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
9550 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
9551 ilogbl built-in functions as x87 intrinsics.
9553 2007-01-30 Richard Guenther <rguenther@suse.de>
9556 * dwarf2out.c (reference_to_unused): Query varpool if the
9557 variable was output.
9559 2007-01-30 Richard Guenther <rguenther@suse.de>
9562 * passes.c (execute_one_pass): Reset in_gimple_form to not
9563 confuse non-unit-at-a-time mode.
9565 2007-01-29 Roger Sayle <roger@eyesopen.com>
9566 Richard Guenther <rguenther@suse.de>
9568 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
9569 avoid undefined behaviour on overflow. Use force_fit_type_double
9570 to construct the constant with the specified TREE_OVERFLOW.
9572 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9574 * config/dfp-bit.c: Add parameterized support for fp exceptions.
9575 * config/dfp-bit.h: Ditto.
9577 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9579 * c-decl.c (pop_scope): Replace warnings with call to
9580 warn_for_unused_label.
9581 * c-common.h (warn_for_unused_label): Declare.
9582 * c-common.c (warn_for_unused_label): Define.
9584 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9586 * tree-optimize.c (update_inlined_to_pointers): Delete unused
9589 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9591 * Makefile.in (USER_H): Remove decfloat.h.
9592 * ginclude/decfloat.h: Delete, moving contents to ...
9593 * ginclude/float.h: Add support for decimal floating point,
9594 guarded by __STDC_WANT_DEC_FP__.
9596 2007-01-29 Mike Stump <mrs@apple.com>
9598 * doc/gccint.texi (Top): Rename Loop Representation to Loop
9599 Analysis and Representation to resolve case insensitive conflict.
9600 * doc/loop.texi (Loop Analysis and Representation): Likewise.
9602 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
9604 * tree.h (struct tree_memory_tag): Add aliases member.
9605 (MTAG_ALIASES): New macro.
9606 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
9607 (add_may_alias): Remove pointer-set. Update for may_aliases being
9609 (mark_aliases_call_clobbered): Update for may_aliases being a
9611 (compute_tag_properties): Ditto.
9612 (create_partition_for): Ditto.
9613 (compute_memory_partitions): Ditto.
9614 (dump_may_aliases_for): Ditto.
9615 (is_aliased_with): Ditto.
9616 (add_may_alias_for_new_tag): Ditto.
9617 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
9618 (compute_is_aliased): New function.
9619 (compute_may_aliases): Call compute_is_aliased).
9620 (init_alias_info): Initialize alias_bitmap_obstack.
9621 (union_alias_set_into): New function.
9622 (compute_flow_sensitive_aliasing): Use union_aliases_into.
9623 (have_common_aliases_p): Rewrite to take two bitmaps and use
9625 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
9627 (finalize_ref_all_pointers): Update for add_may_alias changes.
9628 (new_type_alias): Ditto.
9629 * tree-flow-inline.h (may_aliases): Return a bitmap.
9630 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
9631 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
9632 may_aliases being a bitmap.
9633 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
9634 may_aliases now returns a bitmap.
9635 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
9637 * tree-ssa-operands.c (add_virtual_operand): Update for
9638 may_aliases being a bitmap.
9640 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
9642 PR tree-optimization/30630
9643 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
9644 variable as changed.
9646 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
9649 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
9650 expanded only once even if an error occurs.
9652 2007-01-29 Ben Elliston <bje@au.ibm.com>
9654 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
9655 (__gcov_average_profiler): Likewise.
9656 (__gcov_ior_profiler): Likewise.
9657 (__gcov_merge_ior): Likewise.
9659 2007-01-28 Jan Hubicka <jh@suse.cz>
9661 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
9662 * value-prof.c (stringop_block_profile): Likewise.
9664 2007-01-28 Jan Hubicka <jh@suse.cz>
9666 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
9667 variant handling histograms; add wrapper.
9668 (clear_storage_via_libcall): Export.
9669 (emit_block_move_hints): Break out from ...; add histograms.
9670 (emit_block_move): ... this one.
9671 (clear_storage_hints): Break out from ...; add histograms.
9672 (clear_storage): ... this one.
9673 (set_storage_via_memset): Handle histogram.
9674 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
9675 (clear_storage_hints, clear_storage_via_libcall): Declare.
9676 (set_storage_via_setmem): Update prototype.
9677 * doc/md.texi (movmem, setmem): Document new arguments.
9679 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
9681 (stringop_block_profile): New global function.
9682 (tree_stringops_values_to_profile): Profile block size and alignment.
9683 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
9685 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
9686 (stringop_block_profile): Declare.
9687 * builtins.c: Include value-prof.h.
9688 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
9689 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
9690 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
9691 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
9692 * profile.c (instrument_values): Add new counters.
9693 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
9695 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
9696 (tree_init_edge_profiler): Build new profilers.
9697 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
9698 (pass_tree_profile): Add dump.
9699 (tree_profile_hooks): Update.
9700 * Makefile.in (LIBGCOV): Add new constants.
9701 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
9702 __gcov_ior_profiler): New.
9703 * i386.md (movmem/setmem expanders): Add new optional arguments.
9705 2007-01-28 David Edelsohn <edelsohn@gnu.org>
9707 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
9709 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9711 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
9712 (tree_unswitch_single_loop): Pass eni_size_weights to
9713 tree_num_loop_insns.
9714 * tree-ssa-loop-manip.c: Include tree-inline.h.
9715 (can_unroll_loop_p): Pass eni_size_weights to
9716 tree_num_loop_insns.
9717 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
9718 Pass eni_size_weights to estimate_num_insns.
9719 * tree.h (init_inline_once): Export.
9720 * toplev.c (backend_init): Call init_inline_once.
9721 * cgraphunit.c (cgraph_process_new_functions,
9722 cgraph_analyze_function): Pass eni_inlining_weights to
9724 * ipa-inline.c (compute_inline_parameters): Ditto.
9725 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
9726 to estimate_num_insns.
9727 (try_unroll_loop_completely): Pass eni_size_weights to
9728 tree_num_loop_insns.
9729 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
9730 ot estimate_num_insns.
9731 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
9732 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
9733 * tree-inline.c (eni_inlining_weights, eni_size_weights,
9734 eni_time_weights): New variables.
9735 (init_inline_once): Initialize them.
9736 (struct eni_data): Mew.
9737 (estimate_num_insns_1, estimate_num_insns): Use weights.
9738 * tree-inline.h (struct eni_weights_d): New.
9739 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
9740 (estimate_num_insns): Declaration changed.
9741 * cfgloop.h (tree_num_loop_insns): Declaration changed.
9742 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
9743 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
9745 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9747 * tree-data-ref.c (conflict_fn): Assert that the number of affine
9748 relations in the conflict function is valid.
9750 2007-01-27 Ian Lance Taylor <iant@google.com>
9752 * common.opt: Add fstrict-overflow.
9753 * opts.c (decode_options): Set flag_strict_overflow if -O2.
9754 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
9755 (TYPE_OVERFLOW_UNDEFINED): Define.
9756 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
9758 * tree.h (TYPE_TRAP_SIGNED): Don't define.
9759 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
9760 (fold_negate_expr): Likewise.
9761 (make_range): Likewise.
9762 (extract_muldiv_1): Likewise.
9763 (maybe_canonicalize_comparison): Likewise.
9764 (fold_comparison): Likewise.
9765 (fold_binary): Likewise.
9766 (tree_expr_nonnegative_p): Likewise.
9767 (tree_expr_nonzero_p): Likewise.
9768 * tree-vrp.c (compare_values): Likewise.
9769 (extract_range_from_binary_expr): Likewise.
9770 (extract_range_from_unary_expr): Likewise.
9771 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
9773 (nowrap_type_p): Likewise.
9774 * tree-scalar-evolution.c (simple_iv): Likewise.
9775 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
9776 (build_range_check): Likewise.
9777 (extract_muldiv_1): Likewise.
9778 (fold_comparison): Likewise.
9779 * tree-vrp.c (vrp_int_const_binop): Likewise.
9780 (extract_range_from_unary_expr): Likewise.
9781 * convert.c (convert_to_integer): Likewise.
9782 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
9783 (fold_comparison): Likewise.
9784 (fold_binary): Likewise.
9785 * optabs.c (optab_for_tree_code): Likewise.
9786 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
9787 * simplify-rtx.c (simplify_const_relational_operation): Check
9788 flag_strict_overflow and flag_trapv.
9789 (simplify_const_relational_operation): Likewise.
9790 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
9791 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
9794 2007-01-27 Roger Sayle <roger@eyesopen.com>
9796 * tree.c (tree_fold_gcd): Delete.
9797 * tree.h (tree_fold_gcd): Remove prototype.
9798 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
9799 test whether one constant integer is a multiple of another. Instead
9800 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
9801 * fold-const.c (multiple_of_p): We've determined both TOP and
9802 BOTTOM are integer constants so we can call int_const_binop directly
9803 instead of the more generic const_binop.
9805 2007-01-27 Roger Sayle <roger@eyesopen.com>
9807 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
9808 1*X check that the constant hasn't overflowed, to preserve the
9810 (round_up): Provide an efficient implementation when rouding-up an
9811 INTEGER_CST to a power-of-two.
9813 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9815 * doc/sourcebuild.texi: Add comma for clarity.
9816 * doc/extend.texi: Fix some typos.
9817 * doc/passes.texi: Likewise.
9818 * doc/cppinternals.texi: Likewise.
9819 * doc/c-tree.texi: Likewise.
9820 * doc/tree-ssa.texi: Likewise.
9821 * doc/install.texi: Likewise.
9823 2007-01-27 Jan Hubicka <jh@suse.cz>
9825 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
9826 (pass_sra): Do not require alias information.
9827 * passes.c (init_optimization_passes): Add SRA
9829 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
9831 * tracer.c (rest_of_handle_tracer): We already cleaned
9832 up the CFG in tracer() so don't do it here again.
9833 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
9834 cleanup_cfg here, either. And don't call renumber_insns.
9836 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
9837 and BB_HEAD are in the insn stream here. Instead make sure
9838 that BB_INSN is valid on all insns. Also, do check here that
9839 there are no pending branch predictions...
9840 (rtl_verify_flow_info): ...instead of doing it here. Checks
9841 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
9844 2007-01-26 Roger Sayle <roger@eyesopen.com>
9846 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
9847 function to simplify/factorize operand order canonicalization.
9848 (ix86_fixup_binary_operands): Reorganize using the above function.
9849 (ix86_binary_operator_ok): Likewise.
9851 2007-01-27 Jakub Jelinek <jakub@redhat.com>
9853 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
9854 file scope from optimize_attrs.
9855 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
9857 (optimize_attrs): Clear insn_code_values after freeing it.
9859 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9861 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
9862 a parts.base assignment.
9864 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
9866 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
9867 (compute_subscript_distance, initialize_data_dependence_relation,
9868 finalize_ddr_dependent, analyze_ziv_subscript,
9869 analyze_siv_subscript_cst_affine,
9870 compute_overlap_steps_for_affine_univar,
9871 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9872 analyze_siv_subscript, analyze_miv_subscript,
9873 analyze_overlapping_iterations, subscript_dependence_tester_1,
9874 compute_self_dependence, free_dependence_relation): Work
9875 with affine_fn instead of chrecs.
9876 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
9877 common_affine_function, affine_function_base,
9878 affine_function_constant_p, affine_fn_op, affine_fn_plus,
9879 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
9880 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
9881 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
9882 (all_chrecs_equal_p): Removed.
9883 * tree-data-ref.h (affine_fn, conflict_function): New types.
9884 (struct subscript): Change type of conflicting_iterations_in_a
9885 and conflicting_iterations_in_b.
9887 2007-01-26 Steve Ellcey <sje@cup.hp.com>
9890 * config/pa/pa.h (TARGET_HPUX_11): New.
9891 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
9892 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
9894 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
9895 Richard Guenther <rguenther@suse.de>
9897 * tree-ssa-structalias.c (solve_graph): Handle case
9898 we merged the variable to another.
9900 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9902 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
9905 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
9906 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
9908 2007-01-25 DJ Delorie <dj@redhat.com>
9910 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
9911 allow changes to modes which don't fit in those registers.
9913 * reload1.c (choose_reload_regs): Check for invalid subregs before
9914 computing their locations, not after.
9916 2007-01-25 Geoffrey Keating <geoffk@apple.com>
9919 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
9920 save Altivec registers in an eh_return function.
9921 (compute_vrsave_mask): Likewise.
9922 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
9923 for saving Altivec registers.
9924 (rs6000_emit_prologue): Don't allocate stack twice in
9925 eh_return function. Correct expected value of altivec_save_offset
9926 when using save_world. Describe save of R0 to stack when using
9927 save_world. Describe stack pointer adjustment when using
9928 save_world. Remove duplicated eh_return parameter register saving.
9929 Update sp_offset variable after save_world.
9930 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
9932 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
9933 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
9936 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9938 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
9940 2007-01-25 Steve Ellcey <sje@cup.hp.com>
9943 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
9944 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
9946 2007-01-25 Richard Guenther <rguenther@suse.de>
9948 * doc/invoke.texi (-Wcoverage-mismatch): Document.
9949 * common.opt (-Wcoverage-mismatch): New warning option.
9950 * coverage.c (get_coverage_counts): Ignore coverage mismatch
9951 if -Wcoverage-mismatch is given.
9953 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
9955 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
9956 (ipcp_driver): Change to static definition.
9957 Add dumping of the ifunctions.
9958 (constant_val_insert): Remove unused parameter. Support for SSA.
9959 (ipcp_propagate_const): Support for SSA.
9960 (ipcp_profile_bb_print): Print only analyzed nodes.
9961 (ipcp_replace_map_create): Remove support for Fortran constant
9963 * ipa-prop.c (ipa_method_modify_stmt,
9964 ipa_callsite_compute_param): Support for SSA.
9965 * ipa-prop.h (ipcp_driver): Remove declaration.
9966 (IS_VALID_TREE_MAP_INDEX): Add define.
9968 2007-01-24 Geoffrey Keating <geoffk@apple.com>
9970 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
9972 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9975 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
9976 constant argument to cabs and do it without checking for
9977 -funsafe-math-optimizations.
9979 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
9981 * c-common.h (RID_FIRST_CXX0X): New.
9982 (RID_LAST_CXX0X): New.
9983 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
9985 * c.opt (Wc++0x-compat): New.
9986 * doc/invoke.texi (-Wc++0x-compat): Document.
9988 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9990 * builtins.c (fold_builtin_carg): New.
9991 (fold_builtin_1): Use it.
9993 2007-01-24 Jan Hubicka <jh@suse.cz>
9995 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
9997 * ipa-inline.c (initial_insns, max_insns): Delete.
9998 (compute_max_insns): New function.
9999 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
10000 of insns as base for code growth.
10001 (cgraph_decide_inlining): Make initial_insns local; do not compute
10003 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
10004 * doc/invoke.texi (inline-unit-growth): Update docs.
10006 2007-01-24 Jakub Jelinek <jakub@redhat.com>
10008 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
10009 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
10010 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
10011 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
10012 for CPUs that have PTA_CX16 set.
10014 PR middle-end/27416
10015 * gimplify.c (omp_check_private): New function.
10016 (gimplify_scan_omp_clauses): Use it for
10017 firstprivate/lastprivate/reduction.
10019 PR middle-end/30494
10020 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
10021 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
10023 PR middle-end/30421
10024 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
10025 If lower_lastprivate_clauses emits some statements, append them
10026 to dlist rather than body_p and to body_p append an initializer.
10027 (lower_omp_for): Adjust caller.
10029 2007-01-24 Steve Ellcey <sje@cup.hp.com>
10031 * target.h (globalize_decl_name): New.
10032 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10033 * output.h (default_globalize_decl_name): New.
10034 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
10036 (globalize_decl): Ditto.
10037 (default_globalize_decl_name): New.
10038 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
10039 (ia64_handle_version_id_attribute): New.
10040 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10041 (ia64_asm_output_external): Use globalize_decl_name instead
10042 of globalize_label.
10043 * doc/extend.texi (version_id): New pragma.
10044 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
10046 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10048 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
10049 _uleb128_t and _Unwind_SWord with _sleb128_t.
10050 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
10051 uw_frame_state_for, uw_update_context_1): Likewise.
10052 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
10053 * unwind-pe.h (read_uleb128, read_sleb128,
10054 read_encoded_value_with_base): Likewise.
10055 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
10057 2007-01-24 Richard Guenther <rguenther@suse.de>
10059 * builtins.c (expand_builtin_cexpi): Get the fndecl
10060 for cexp in the correct way.
10062 2007-01-24 Jan Hubicka <jh@suse.cz>
10064 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
10066 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10068 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
10069 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
10070 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
10071 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
10072 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
10073 __SIZEOF_PTRDIFF_T__.
10074 * doc/cpp.texi: Documentation for the new builtin macros added.
10076 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
10078 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
10079 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
10080 instead of operands[2] to avoid access past the end of array.
10082 2007-01-24 Richard Sandiford <richard@codesourcery.com>
10084 * reload1.c (emit_reload_insns): Pass the reload register
10085 for a non-spill output reload through forget_old_reloads_1.
10087 2007-01-23 Joseph Myers <joseph@codesourcery.com>
10089 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10090 _SOFT_DOUBLE if doubles use software floating-point.
10091 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
10092 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10093 * config/rs6000/darwin-ldouble.c: Also compile functions for
10094 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
10095 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10096 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
10097 commented-out long double override.
10098 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
10099 * config/rs6000/eabispe.h: Likewise.
10100 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
10101 long double for non-SPE.
10102 (rs6000_handle_option): Likewise.
10103 (invalid_e500_subreg): Disallow more subregs involding DImode,
10104 DFmode, TImode or TFmode.
10105 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10107 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10109 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10110 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10112 (rs6000_legitimate_address): Also check for TFmode for E500
10114 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10115 (spe_build_register_parallel): Handle TFmode and TCmode.
10116 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10118 (function_arg): Handle TFmode and TCmode for E500 double.
10119 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10121 (print_operand): Handle TFmode and TImode for %y.
10122 (rs6000_generate_compare): Handle TFmode comparisons for E500
10124 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10125 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10126 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10127 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10128 TFmode for E500 double.
10129 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10130 (floatsidf2): Enable for E500 double.
10131 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10132 (extenddftf2): Change to extenddftf2_fprs.
10133 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10134 depending on TARGET_E500_DOUBLE.
10135 (extendsftf2): Enable for E500 double.
10136 (trunctfdf2): Enable for E500 double.
10137 (trunctfsf2): Change to trunctfsf2_fprs.
10138 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10139 depending on TARGET_E500_DOUBLE.
10140 (floatsitf2): Enable for E500 double.
10141 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10142 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10143 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10144 (negtf2): Change to negtf2_internal.
10145 (negtf2): New expander.
10146 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10147 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10148 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10149 (movdi_internal32): Use rs6000_nonimmediate_operand.
10150 (unnamed splitter): Likewise.
10151 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10152 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10153 (SPE64TF, DITI): New mode macros.
10154 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10157 (frob_<mode>_di_2): New.
10158 (frob_tf_di_8_2): New.
10159 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10161 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10163 (frob_ti_<mode>_8_2): New.
10164 (frob_ti_tf_2): New.
10165 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10166 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10168 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10169 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10170 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10171 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10172 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10173 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10176 2007-01-23 Ian Lance Taylor <iant@google.com>
10178 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10180 (OBJS-archive): Reformat, alphabetize.
10181 (OBJS): Change out_object_file to OBJS-md.
10183 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10185 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10186 JUMP_P and CALL_P predicates where applicable.
10187 * config/i386/i386.c: Ditto.
10188 * config/i386/i386.md: Ditto.
10189 * config/i386/mmx.md: Ditto.
10190 * config/i386/predicates.md: Ditto.
10192 2007-01-22 Andreas Schwab <schwab@suse.de>
10194 * config/m68k/m68k.h: Fix comment.
10196 2007-01-22 Jan Hubicka <jh@suse.cz>
10198 * passes.c (init_optimization_passes): Do not rerun
10199 pass_early_warn_uninitialized.
10201 2007-01-22 Richard Guenther <rguenther@suse.de>
10203 PR tree-optimization/30038
10204 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10206 (execute_cse_sincos_1): Likewise.
10207 (execute_cse_sincos): Likewise.
10208 (gate_cse_sincos): Likewise.
10209 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10210 the cexpi() canonicalization of sincos().
10211 * tree-pass.h (pass_cse_sincos): Declare.
10212 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10214 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10216 PR rtl-optimization/29329
10217 * combine.c (replaced_rhs_insn): Rename to i2mod.
10218 (replaced_rhs_value): Rename to i2mod_new_rhs.
10219 (i2mod_old_rhs): New global variable.
10220 (combine_instructions): Adjust for above change. Save a copy of
10221 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10222 note are substituted in the second instruction.
10223 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10224 ditch the note if it pertains to the second eliminated register
10225 and this register is mentioned in i2mod_old_rhs.
10228 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10230 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10231 the insn to which the note was originally attached.
10233 2007-01-21 Jan Hubicka <jh@suse.cz>
10235 * ipa-inline.c (inlining_mode): Comment, move up.
10236 (cgraph_decide_inlining_incrementally): Do not perform inlining
10237 itself; fix handling of flattening of self recursive functions.
10238 (cgraph_find_cycles): Remove.
10239 (cgraph_flatten_node): Remove.
10240 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10241 (try_inline): New function.
10242 (cgraph_early_inlining): Update call of
10243 cgraph_decide_inlining_incrementally. Apply inlining here.
10244 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10246 2007-01-21 Dirk Mueller <dmueller@suse.de>
10249 * tree-vrp.c (check_array_bounds): do not warn
10250 about ADDR_EXPR's of ARRAY_REF's which are immediately
10251 used in binary expressions.
10253 2007-01-21 Ira Rosen <irar@il.ibm.com>
10255 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10256 read_write_dep and macros for its access.
10257 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10258 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10259 argument, call vect_check_interleaving for every independent pair of
10260 data-refs. Mark loads that access the same memory location as a store
10262 (vect_check_dependences): Remove.
10263 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10264 call, fix the call to vect_analyze_data_ref_dependence.
10265 (vect_analyze_data_ref_access): For statements that access the same
10266 data-ref, check that they are not stores; for loads, check that there
10267 is no store that access the same location.
10269 2007-01-20 Roger Sayle <roger@eyesopen.com>
10270 Joseph Myers <joseph@codesourcery.com>
10272 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10273 (-fdump-rtl-stack): Likewise.
10274 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10275 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10276 (-mpt-fixed): Use @minus{} for minus sign.
10277 (Using Precompiled Headers): Fix under/overfull hbox.
10279 2007-01-20 Jan Hubicka <jh@suse.cz>
10281 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10282 place within annotation.
10284 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10286 * pa.c (output_move_double): Change array size of xoperands to 4.
10288 2007-01-20 Jan Hubicka <jh@suse.cz>
10290 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10293 2007-01-19 Ian Lance Taylor <iant@google.com>
10295 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10296 constant to unsigned HOST_WIDE_INT before negating.
10298 2007-01-19 Ian Lance Taylor <iant@google.com>
10300 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10302 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10303 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10304 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10305 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10306 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10307 (realloc_vdef, realloc_vuse): Change second parameter to
10309 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10310 fields to unsigned.
10311 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10312 unsigned. Change x and lim locals to unsigned.
10313 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10315 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10316 (copy_virtual_operands): Change i and n locals to unsigned.
10318 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10320 PR middle-end/29335
10321 * builtins.c (fold_builtin_1): Handle builtin fdim.
10323 2007-01-20 Jan Hubicka <jh@suse.cz>
10325 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10326 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10327 init_alias_heapvars.
10328 (init_alias_heapvars): Initialize only when not already initialized.
10329 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10331 2007-01-19 Roger Sayle <roger@eyesopen.com>
10333 * common.opt (fsigned-zeros): New command line option.
10334 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10335 of flag_unsafe_math_optimizations.
10336 * opts.c (set_fast_math_flags): The -ffast-math command line option
10337 implies -fno-signed-zeros.
10338 (fast_math_flags_set_p): Likewise.
10340 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10341 the documentation of -ffast-math appropriately. Wrap long lines.
10343 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10345 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10346 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10348 2007-01-19 Tomas Bily <tbily@suse.cz>
10350 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10352 (tree_init_ic_make_global_vars): New function
10353 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10354 (tree_gen_ic_profiler): New function
10355 (tree_gen_ic_func_profiler): New function
10356 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10357 (tree_profile_hooks): Added hook for indirec/virtual calls
10358 * value-prof.c (tree_find_values_to_profile): New case for
10360 (tree_values_to_profile): Call for determining indirect/virtual
10362 (tree_indirect_call_to_profile): New function
10363 (tree_ic_transform): New function
10364 (tree_ic): New function
10365 (find_func_by_pid): New function
10366 (init_pid_map): New function
10367 (tree_value_profile_transformations): Added check for
10368 indirect/virtual call transformation
10369 * value-prof.h (enum hist_type): New counter type for
10370 indirect/virtual calls
10371 (profile_hooks): Added new hook for profiling indirect/virtual
10373 * profile.c (instrument_values): New case for indirect/virtual
10375 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10376 (GCOV_COUNTER_V_INDIR): New counter type
10377 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10378 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10380 * cgraph.c: Definition of cgraph_max_pid
10381 (cgraph_create_node): Default init of pid attribute
10382 * cgraph.h: Declaration of cgraph_max_pid
10383 (struct cgraph_node): Added pid attribute
10384 * libgcov.c (__gcov_indirect_call_profiler): New function
10385 (__gcov_one_value_profiler_body): New function
10386 (__gcov_one_value_profiler): Body was moved to
10387 __gcov_one_value_profiler_body and calls it
10389 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
10391 * doc/gty.texi (Options): Document the mark_hook option to GTY.
10392 * gengtype.c (write_types_data, write_func_for_structure,
10393 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
10394 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
10395 (walk_type, write_func_for_structure): Generate the mark_hook if
10398 2007-01-19 Jan Hubicka <jh@suse.cz>
10400 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
10401 'early' argument take inlining mode argument specifying whether to
10402 inline for size/speeed or all functions; add support for flattening;
10404 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
10406 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10409 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
10410 the name of the declared identifier.
10412 2007-01-19 Dirk Mueller <dmueller@suse.de>
10414 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
10415 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
10416 duplicate evaluation.
10418 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10420 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
10421 Macroize expander using X87MODEF12 mode macro. Extend operand 1
10422 to XFMode, use acosxf2 and truncate result to requested mode.
10423 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10424 (asin<mode>2): Similarly, with asin expanders.
10425 (*fscalexf4_i387): Rename from *fscalexf4.
10426 (expNcorexf3): New expander.
10427 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
10428 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
10429 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
10430 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
10431 patterns for SSE math.
10432 (exp10<mode>2): Similarly, with exp10 expanders.
10433 (exp2<mode>2): Similarly, with exp2 expanders.
10434 (expm1<mode>2): Similarly, with expm1 expanders.
10435 (ldexp<mode>3): Similarly, with ldexp expanders.
10436 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
10437 Use gen_truncxf<mode>2_i387_noop to truncate result.
10439 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10441 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
10442 for ColdFire targets.
10444 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
10445 Richard Sandiford <richard@codesourcery.com>
10447 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
10448 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
10449 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
10450 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
10451 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10452 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10454 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10456 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
10457 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
10458 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
10459 (*adddi_dilshr32_cf): New pattern.
10460 (adddi3, subdi3): Remove first alternatives.
10462 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10464 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
10465 implemented using move.l, do not use its cc result for floating-point
10468 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10470 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
10471 from accepting 's' constraints if flag_pic.
10473 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10475 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
10476 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
10477 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
10478 condition from TARGET_68881 to TARGET_HARD_FLOAT.
10480 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
10482 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
10483 ColdFire alternatives.
10484 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
10485 * config/m68k/m68k.md (clzsi2): Define for ColdFire
10486 architectures that support ff1 instruction.
10488 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10489 Julian Brown <julian@codesourcery.com>
10491 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
10492 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
10493 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
10496 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10498 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
10500 (output_move_const_into_data_reg, output_move_simode_const): Delete.
10501 * config/m68k/m68k.c (const_method, const_int_cost): Take a
10502 HOST_WIDE_INT instead of an rtx.
10503 (m68k_rtx_costs): Update call accordingly.
10504 (output_move_const_into_data_reg): Likewise. Fix formatting.
10505 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
10507 (output_move_simode_const): Update calls after above changes.
10508 Rework to use automatic variables and predicates like MEM_P.
10509 * config/m68k/m68k.md (pushexthisi_const): Update call to
10512 2007-01-19 Dirk Mueller <dmueller@suse.de>
10514 * tree-ssa-alias.c (perform_var_substitution): Fix typo
10515 in dump_flags test.
10517 2007-01-19 Richard Guenther <rguenther@suse.de>
10519 * builtins.c (expand_builtin_cexpi): Fall back to expanding
10520 via cexp in case sincos is not available.
10522 2007-01-19 Richard Guenther <rguenther@suse.de>
10524 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
10525 * defaults.h (TARGET_HAS_SINCOS): Default to off.
10526 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
10527 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
10528 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
10529 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
10530 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
10531 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
10533 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10535 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
10537 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
10538 (atan2xf3): Directly generate RTL pattern.
10539 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
10540 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10541 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10542 disable patterns for SSE math.
10543 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
10544 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10545 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10546 disable patterns for SSE math.
10548 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
10550 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
10552 2007-01-18 Roger Sayle <roger@eyesopen.com>
10554 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
10555 VIEW_CONVERT_EXPR to the same type as it's operand.
10557 2007-01-18 David Edelsohn <edelsohn@gnu.org>
10559 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
10560 configured for long double 128.
10562 2007-01-18 Mike Stump <mrs@apple.com>
10564 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
10567 2007-01-18 Michael Meissner <michael.meissner@amd.com>
10569 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
10572 2007-01-18 Jan Hubicka <jh@suse.cz>
10574 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
10575 greater than NUM_VOP_FREE_BUCKETS.
10577 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
10579 * tree-ssa-structalias.c: Update comments.
10580 (ptabitmap_obstack): Removed.
10581 (pta_obstack): New.
10582 (oldpta_obstack): Ditto.
10583 (stats): Add a few members.
10584 (struct variable_info): Remove node, complex, address_taken, and
10585 indirect_target members. Add oldsolution member.
10586 (new_var_info): Do not initialize removed members.
10587 (constraint_expr_type): Remove INCLUDES.
10588 (constraint_graph): Add size, implicit_preds, rep,
10589 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
10590 (FIRST_REF_NODE): New macro.
10591 (LAST_REF_NODE): Ditto.
10592 (FIRST_ADDR_NODE): Ditto.
10593 (find): New function.
10595 (dump_constraint): Do not handle INCLUDES.
10596 (insert_into_complex): Do not insert duplicate constraints.
10597 (condense_varmap_nodes): Renamed and rewritten into ...
10598 (merge_node_constraints): This. Also fix bug in handling of
10599 offseted copy constraints.
10600 (clear_edges_for_node): No longer need to deal with preds at all,
10601 or removing associated preds/succs.
10602 (merge_graph_nodes): Deal with indirect_cycles.
10603 Don't deal with predecessors.
10604 (add_implicit_graph_edge): New function.
10605 (add_pred_graph_edge): Ditto.
10606 (add_graph_edge): Don't deal with predecessors.
10607 (build_constraint_graph): Removed.
10608 (build_pred_graph): New function.
10609 (build_succ_graph): Ditto.
10610 (struct scc_info): Removed in_component. Added roots, dfs, and
10611 node_mapping. Remove visited_index, unification_queue.
10612 (scc_visit): Deal with union-find we do now.
10613 Deal with cycles with REF nodes.
10614 (collapse_nodes): Renamed and rewritten to ...
10615 (unify_nodes): This.
10616 (process_unification_queue): Removed.
10617 (topo_visit): Cleanup
10618 (do_da_constraint): Use find.
10619 (do_sd_constraint): Ditto.
10620 (do_ds_constraint): Ditto.
10621 (do_complex_constraint): Ditto.
10622 (init_scc_info): Update for removed and added members.
10623 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
10624 (find_indirect_cycles): This.
10625 (equivalence_class): New variable.
10626 (label_visit): New function.
10627 (perform_variable_substitution): Rewritten.
10628 (free_var_substitution_info): New function.
10629 (find_equivalent_node): Ditto.
10630 (move_complex_constraints): Ditto.
10631 (eliminate_indirect_cycles): Ditto.
10632 (solve_graph): Only propagate changed bits.
10633 Use indirect cycle elimination.
10635 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
10636 (tree_id_eq): Renamed to ...
10637 (tree_vi_eq): This. Update for member change
10638 (insert_id_for_tree): Renamed and rewritten to ...
10639 (insert_vi_for_tree): This.
10640 (lookup_id_for_tree): Renamed and rewritten to ...
10641 (lookup_vi_for_tree): This.
10642 (get_id_for_tree): Renamed and rewritten to ...
10643 (get_vi_for_tree): Ditto.
10644 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
10645 (process_constraint): Don't handle INCLUDES.
10646 Remove special ADDRESSOF case.
10647 (find_func_aliases): Rewrite to use vi functions instead of id
10649 (create_function_info_for): Ditto.
10650 (create_variable_info_for): Ditto.
10651 (intra_create_variable_infos): Ditto.
10652 (merge_smts_into): Ditto.
10653 (find_what_p_points_to): Ditto.
10654 (init_base_vars): Ditto.
10655 (init_alias_vars): Ditto.
10656 (remove_preds_and_fake_succs): New function.
10657 (dump_sa_points_to_info): Dump new stats.
10658 (dump_solution_for_var): Use find.
10659 (set_used_smts): Fix formatting.
10660 (compute_points_to_sets): Updated for new functions.
10661 (ipa_pta_execute): Ditto.
10663 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10664 Richard Sandiford <richard@codesourcery.com>
10666 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
10668 * calls.c (expand_call): If the return value is a PARALLEL,
10669 extract its first member.
10670 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
10671 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10672 use FUNCTION_EXTRA_EPILOGUE.
10673 (m68k_function_value): Return a PARALLEL if the return value
10674 is of a pointer type.
10675 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
10676 (FUNCTION_EXTRA_EPILOGUE): Remove.
10677 * config/m68k/m68k.md (D0_REG): New constant.
10679 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10681 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10682 output a NOP for empty epilogues.
10684 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10686 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
10687 before function. Extend register save check to include all
10688 registers, not just integer ones.
10690 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10692 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
10693 (m68k_use_return_insn): ...this.
10694 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
10695 * config/m68k/m68k.c (use_return_insn): Rename to...
10696 (m68k_use_return_insn): ...this.
10697 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
10698 of USE_RETURN_INSN.
10700 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10702 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
10703 nearest even, fix denormal rounding overflow.
10705 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10707 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
10708 f%$smove and f%$move.
10709 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
10710 (extendsfdf2_cf): Use fdmove instead of f%&move.
10711 (truncdfsf2_cf): Use fsmove instead of f%$smove.
10712 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
10714 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10716 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
10719 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10721 * real.h (real_format): Add a canonical_nan_lsbs_set field.
10722 (coldfire_single_format): Declare.
10723 (coldfire_double_format): Likewise.
10724 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
10725 of qnan_msb_set to determine the lower bits of a canonical
10727 (encode_ieee_double): Likewise.
10728 (encode_ieee_quad): Likewise.
10729 (ieee_single_format): Initialize canonical_nan_lsbs_set.
10730 (mips_single_format): Likewise.
10731 (ieee_double_format): Likewise.
10732 (mips_double_format): Likewise.
10733 (ieee_extended_motorola_format): Likewise.
10734 (ieee_extended_intel_96_format): Likewise.
10735 (ieee_extended_intel_128_format): Likewise.
10736 (ieee_extended_intel_96_round_53_format): Likewise.
10737 (ibm_extended_format): Likewise.
10738 (mips_extended_format): Likewise.
10739 (ieee_quad_format): Likewise.
10740 (mips_quad_format): Likewise.
10741 (vax_f_format): Likewise.
10742 (vax_d_format): Likewise.
10743 (vax_g_format): Likewise.
10744 (i370_single_format): Likewise.
10745 (i370_double_format): Likewise.
10746 (decimal_single_format): Likewise.
10747 (decimal_double_format): Likewise.
10748 (decimal_quad_format): Likewise.
10749 (c4x_single_format): Likewise.
10750 (c4x_extended_format): Likewise.
10751 (real_internal_format): Likewise.
10752 (coldfire_single_format): New real_format.
10753 (coldfire_double_format): Likewise.
10754 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
10755 canonical_nan_lsbs_set.
10756 (pdp11_d_format): Likewise.
10757 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
10758 if TARGET_COLDFIRE_CPU.
10760 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10762 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
10763 (output_call, m68k_legitimize_call_address): Declare.
10764 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
10765 parenthesees. Add support for a 'W' constraint.
10766 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
10767 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
10768 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
10769 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
10771 (override_options): Initialize them. Do not set flag_no_function_cse
10772 for TARGET_ID_SHARED_LIBRARY.
10773 (m68k_output_pic_call): Delete.
10774 (m68k_legitimize_call_address): New function.
10775 (print_operand): Remove the %o prefix. Handle the %p prefix.
10776 (output_call): New function.
10777 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
10778 target address from the GOT if symbolic jumps are not allowed.
10779 * config/m68k/m68k.md (call, general_operand): Do not set
10780 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
10781 Merge separate flag_pic and !flag_pic define_insns into...
10782 (*call, *call_value): ...these new patterns. Match the address
10783 rather than the containing MEM and require it to be a call_operand.
10784 Use output_call to generate the asm template.
10785 * config/m68k/predicates.md (const_call_operand): New predicate.
10786 (call_operand): Likewise.
10788 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10790 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
10791 (STACK_GROWS_DOWNWARD): Define to 1.
10792 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
10793 comments, emphasizing that these values are only defaults.
10794 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
10795 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
10797 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10799 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
10801 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10802 Richard Sandiford <richard@codesourcery.com>
10804 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
10805 (FP_REGNO_P): New macros.
10806 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
10807 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
10808 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
10809 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
10811 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10813 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10814 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
10816 * config/m68k/t-floatlib: New file, extracting common code from...
10817 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
10818 * config/m68k/t-uclinux: Here.
10819 * config/m68k/fpgnulib.c: Do not compile extendeed precision
10820 routines on ColdFire targets.
10822 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10824 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10825 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
10826 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
10827 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
10828 explicitly set MOTOROLA to 1.
10829 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
10831 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10832 Nathan Sidwell <nathan@codesourcery.com>
10834 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
10835 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
10836 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
10837 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
10838 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
10839 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
10840 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
10841 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
10842 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
10843 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10844 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
10845 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
10846 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
10847 (DBX_REGISTER_NUMBER): Delete.
10848 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
10849 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
10850 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
10852 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10854 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
10855 * config/flat.h: New file.
10856 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
10857 OBJECT_FORMAT_FLAT.
10858 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
10859 indirect references for -msep-data or -mid-shared-library.
10860 Do not use PC-relative code addresses either.
10861 * config/m68k/m68k.c (override_options): Restrict -fPIC error
10863 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
10864 for shared libraries and crt1.o for executables. Use crti.o and
10866 (ENDFILE_SPEC): Use crtend.o and crtn.o.
10867 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
10868 Do not add -elf2flt or -shared-lib-id options here.
10869 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
10870 Pass -shared-lib-id if -mid-shared-library, taking the library
10871 identifier from -mshared-library-id if given, otherwise
10873 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
10874 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
10875 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
10876 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
10877 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
10878 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
10880 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
10881 jump sequence for ISA A and ISA A+.
10882 (PICJUMP): Likewise.
10884 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10886 * config.gcc (m68k-*-uclinux*): Base the port on the common
10887 and m68k GNU/Linux files rather than on the generic ELF ones.
10888 * config/m68k/uclinux.h (TARGET_VERSION): Override.
10889 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
10891 2007-01-18 Julian Brown <julian@codesourcery.com>
10892 Richard Sandiford <richard@codesourcery.com>
10894 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
10895 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10896 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
10898 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
10899 80 unconditionally.
10900 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10902 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10904 * doc/install.texi: Document m68k-uclinuxoldabi.
10905 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
10906 * config/m68k/uclinux-oldabi.h: New file, copied from
10907 config/m68k/uclinux.h.
10909 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
10911 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
10912 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
10913 (m32r_compute_frame_size): Use unsigned for regno.
10914 (m32r_reload_lr): Use gen_frame_mem.
10916 (m32r_output_function_epilogue): Don't output the function epilogue
10918 (m32r_expand_epilogue): New.
10919 (direct_return): Return false if the function has the interrupt
10921 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
10922 * config/m32r/m32r.md (epilogue): New expander.
10923 (return_lr, return_rte): New insns.
10924 (return): Make it expander.
10925 (return_normal): New expander.
10927 2007-01-18 Josh Conner <jconner@apple.com>
10930 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
10931 support for UNLE, UNLT, UNGE, and UNGT.
10933 2007-01-18 Jan Hubicka <jh@suse.cz>
10935 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
10936 * tree-tailcall (add_virtual_phis): Likewise.
10937 (optimize_tail_call): Return TODOs.
10938 (execute_tail_calls): Return TODOs.
10939 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
10940 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
10942 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10943 Cleanup cfg using TODO.
10944 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
10945 * passes.c (execute_function_todo): When cleanup did something, remove
10947 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
10948 (make_edges): Don't cleanup_cfg.
10950 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
10952 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
10953 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
10954 operate on the top of stack.
10955 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
10956 register handling of instructions that output to the second
10958 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
10959 (move_for_stack_reg): Special-case check for dead destination
10960 stack slot for constant load of 1.0 inside UNSPEC_TAN.
10962 * config/i386/i386.md (UNSPEC_TAN): New constant.
10963 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
10964 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
10965 to correctly model move of constant 1.0 to top stack slot.
10966 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
10967 (unnamed peephole2 pattern): Remove corresponding peephole2
10968 pattern that optimizes tan insn and loading of constant 1.0.
10969 (tanxf2): Use fptanxf4_i387.
10970 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
10971 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
10972 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10973 disable patterns for SSE math.
10974 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
10975 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
10977 2007-01-18 Dirk Mueller <dmueller@suse.de>
10978 Richard Guenther <rguenther@suse.de>
10981 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
10982 * common.opt (Warray-bounds): Add new warning option.
10983 * c-opts.c (c_common_handle_option): Define -Warray-bounds
10985 * Makefile.in: make tree-vrp.o depend on toplev.h
10986 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
10988 (check_array_refs, check_array_bounds, check_array_ref): New.
10990 2007-01-18 Jan Hubicka <jh@suse.cz>
10992 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
10993 (execute_ssa_ccp): Return flags conditionally.
10994 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
10996 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
10998 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
11000 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
11001 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
11003 * Makefile.c (GTFILES): Add cfglayout.h.
11004 * gengtype.c (open_base_files): Likewise.
11005 * cfglayout.c (cfg_layout_function_footer,
11006 cfg_layout_function_header) Reindent to make gengtype happy.
11007 * cfglayout.h (cfg_layout_function_footer,
11008 cfg_layout_function_header): Add GTY(()) marker.
11010 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
11012 2007-01-18 Ben Elliston <bje@au.ibm.com>
11014 * genautomata.c (write_automata): Include xstrerror output in the
11015 error message if writing the DFA description file fails.
11017 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
11019 * config/mips/mips-protos.h (mips_output_external): Make it
11021 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
11022 * config/mips/mips.c (irix_output_external_libcall): Likewise.
11023 (extern_list): Likewise.
11024 (extern_head): Likewise.
11025 (TARGET_ASM_FILE_END): Likewise.
11026 (mips_file_end): Likewise.
11027 (mips_output_external): Rewritten.
11029 2007-01-18 Ben Elliston <bje@au.ibm.com>
11031 * genpreds.c (write_insn_preds_c): Only write out the function
11032 body for regclass_for_constraint if we have register constraints.
11034 2007-01-17 Tom Tromey <tromey@redhat.com>
11036 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
11037 * doc/install.texi (Testing): Use sourceware.org.
11038 (Binaries): Likewise.
11039 (Specific): Likewise.
11040 * doc/contrib.texi (Contributors): Use sourceware.org.
11042 2007-01-17 Anatoly Sokolov <aesok@post.ru>
11044 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
11045 (AVR_ENHANCED): Rename to ...
11046 (AVR_HAVE_MUL): ... new.
11047 (avr_enhanced_p): Rename to ...
11048 (avr_have_mul_p): ... new.
11049 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
11050 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
11051 * config/avr/avr.c (avr_enhanced_p): Rename to ...
11052 (avr_have_mul_p): ... new.
11053 (base_arch_s): Rename 'enhanced' to 'have_mul'.
11054 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
11055 'avr_enhanced_p' and 'enhanced'.
11056 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
11057 AVR_HAVE_MUL instead of AVR_ENHANCED.
11058 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11059 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
11060 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
11061 instead of AVR_ENHANCED.
11062 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11063 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
11064 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
11066 2007-01-17 Ian Lance Taylor <iant@google.com>
11068 * vec.h (VEC_reserve_exact): Define.
11069 (vec_gc_p_reserve_exact): Declare.
11070 (vec_gc_o_reserve_exact): Declare.
11071 (vec_heap_p_reserve_exact): Declare.
11072 (vec_heap_o_reserve_exact): Declare.
11073 (VEC_OP (T,A,reserve_exact)): New static inline function, three
11075 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
11076 negative parameter.
11077 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
11078 (VEC_OP (T,A,copy)) [all versions]: Likewise.
11079 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
11080 * vec.c (calculate_allocation): Add exact parameter. Change all
11082 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
11083 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
11084 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
11085 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
11086 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
11087 (vec_heap_p_reserve_exact): New function.
11088 (vec_heap_o_reserve_exact): New function.
11090 2007-01-17 Jan Hubicka <jh@suse.cz>
11092 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
11094 2007-01-17 Eric Christopher <echristo@apple.com>
11096 * config.gcc: Support core2 processor.
11098 2007-01-16 Jan Hubicka <jh@suse.cz>
11100 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
11101 the names, just unlink the chain so we don't crash on dangling pointers
11104 2007-01-16 Jan Hubicka <jh@suse.cz>
11106 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11107 * tree-pass.h: Reorder to make IPA passes appear toegher.
11108 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11109 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11110 parameters, do not call early inliner.
11111 * ipa-inline.c: Update comments. Include tree-flow.h
11112 (cgraph_decide_inlining): Do not compute inlining parameters.
11113 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11114 be called with function context set up.
11115 (pass_ipa_inline): Remove unreachable functions before pass.
11116 (cgraph_early_inlining): Simplify assuming to be called from the
11118 (pass_early_inline): New pass.
11119 (cgraph_gate_ipa_early_inlining): New gate.
11120 (pass_ipa_early_inline): Turn into simple wrapper.
11121 (compute_inline_parameters): New function.
11122 (gate_inline_passes): New gate.
11123 (pass_inline_parameters): New pass.
11124 (apply_inline): Move here from tree-optimize.c
11125 (pass_apply_inline): New pass.
11126 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11128 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11129 doing them by hand.
11130 (tree_function_versioning): Do not allocate dummy struct function.
11131 * tree-inline.h (optimize_inline_calls): Update prototype.
11132 * tree-optimize.c (execute_fixup_cfg): Export.
11133 (pass_fixup_cfg): Remove
11134 (tree_rest_of_compilation): Do not apply inlines.
11135 * tree-flow.h (execute_fixup_cfg): Declare.
11136 * Makefile.in (gt-passes.c): New.
11137 * passes.c: Include gt-passes.h
11138 (init_optimization_passes): New passes.
11139 (nnodes, order): New static vars.
11140 (do_per_function_toporder): New function.
11141 (execute_one_pass): Dump current pass here.
11142 (execute_ipa_pass_list): Don't dump current pass here.
11144 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11146 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11147 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11149 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11151 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11152 (strong_alias): Define.
11153 (__gcc_qmul): Provide non-FMA for soft-float.
11154 (__gcc_qdiv): Same.
11159 (__gcc_qunord): New.
11169 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11170 soft-float functions.
11171 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11172 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11173 about long double soft float.
11175 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11176 Tehila Meyzels <tehila@il.ibm.com>
11178 * tree-vectorizer.h (is_pattern_stmt_p): New.
11179 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11180 formatting (tabs instead of spaces). Cleanup and clarify setting
11181 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11182 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11183 (vectorizable_type_demotion): Check that types are integral.
11184 (vectorizable_type_promotion): Likewise.
11185 (vectorizable_store): Fix typo. Eliminate new-line at end of
11188 2007-01-16 Jan Hubicka <jh@suse.cz>
11190 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11193 2007-01-15 Eric Christopher <echristo@apple.com>
11195 * ifcvt.c: Include vec.h, vecprim.h.
11196 (check_cond_move_block): New argument regs.
11197 Reorganize. Add registers used to regs.
11198 (cond_move_process_if_block): Use regs set above as
11201 2007-01-15 Eric Christopher <echristo@apple.com>
11203 * config/darwin.h: Update copyright.
11204 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11205 (LINK_COMMAND_SPEC): Add -u.
11206 (LINK_SPEC): Fix umbrella for above.
11208 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11210 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11213 2007-01-15 Tom Tromey <tromey@redhat.com>
11215 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11216 * doc/install.texi (Testing): Don't mention jacks.
11217 (Configuration): Document --enable-java-maintainer-mode. Move
11218 --with-java-home to libgcj-specific section. Document
11220 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11222 2007-01-15 Jan Hubicka <jh@suse.cz>
11224 * tree-ssa-dce.c (DCE_TODOs): New.
11225 (propagate_necessity): Return if something changed.
11226 (eliminate_unnecessary_stmts): Likewise.
11227 (perform_tree_ssa_dce): Return TODO flags when needed.
11228 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11230 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11232 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11233 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11234 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11235 patterns using X87MODEF12 mode macro. Extend operand 1
11236 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11237 (log10<mode>2): Ditto.
11238 (log2<mode>2): Ditto.
11239 (log1p<mode>2): Ditto.
11240 (logb<mode>2): Ditto.
11241 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11242 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11243 (*fxtractxf3_i387): Rename from *fxtractxf3.
11244 (fxtract_extend<mode>xf3_i387): New insn pattern.
11245 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11246 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11247 and gen_fyl2xxf3_i387().
11249 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11251 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11252 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11253 get_loop_exit_edges. Changed return type to bool.
11254 * cfgloop.h (fix_loop_placement): Declaration removed.
11256 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11258 * param.h (MIN_VECT_LOOP_BOUND): New.
11259 * params.def (MIN_VECT_LOOP_BOUND): New.
11260 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11261 argument - minimum threshold for number of iterations.
11262 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11263 argument to declaration.
11264 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11265 MIN_VECT_LOOP_BOUND.
11266 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11267 slpeel_tree_peel_loop_to_edge with additional argument.
11268 (vect_do_peeling_for_alignment): Likewise.
11269 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11271 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11274 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11275 operands of size 1.
11277 2007-01-14 Jan Hubicka <jh@suse.cz>
11279 * tree-dfa.c (remove_referenced_var): New function.
11280 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11281 prune referenced vars list too.
11282 * tree-flow.h (remove_referenced_var): Declare.
11284 2007-01-14 Jan Hubicka <jh@suse.cz>
11286 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11288 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11289 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11290 * except.h (verify_eh_throw_table_statements): Kill prototype.
11291 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11292 into call exrepssions.
11293 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11295 * tree-cfg.c: Include pointer-set.h.
11296 (verify_node_sharing): Work on pointer set.
11297 (verify_eh_throw_stmt_node): New.
11298 (verify_stmts): Use pointers sets, verify throw_stmt.
11300 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11302 * ipa-reference.c (analyze_function): Consider also addresses taken
11305 2007-01-12 Roger Sayle <roger@eyesopen.com>
11307 * c-typeck.c (null_pointer_constant_p): Replace use of
11308 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11309 (build_c_cast): Likewise.
11311 2007-01-12 Roger Sayle <roger@eyesopen.com>
11313 * tree.h (force_fit_type_double): Remove unused final argument.
11314 * c-common.c (constant_expression_warning): Replace use of
11315 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11316 (convert_and_check): Likewise.
11317 (shorten_compare): Update call to force_fit_type_double.
11318 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11319 * convert.c (convert_to_pointer): Update call to
11320 force_fit_type_double.
11321 * fold-const.c (force_fit_type_double): Remove overflowed_const
11323 (int_const_binop, fold_convert_const_int_from_int,
11324 fold_convert_const_int_from_real, fold_div_compare,
11325 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11326 fold_abs_const, fold_not_const): Remove the final argument from
11327 calls to force_fit_type_double.
11329 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11331 * configure.ac: Set insn to "nop" for spu-*-* also.
11332 * configure: Regenerate.
11334 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11336 * builtins.def : Add BUILT_IN_FREE.
11338 2007-01-12 Jan Hubicka <jh@suse.cz>
11340 PR tree-optimization/30443
11341 * tree-inline.c (tree_function_versioning): Do not optimize when
11342 cloning for inlining.
11344 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11346 * doc/loop.texi: Document recording of loop exits.
11347 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11348 (update_single_exits_after_duplication,
11349 update_single_exit_for_duplicated_loop,
11350 update_single_exit_for_duplicated_loops): Removed.
11351 (duplicate_loop_to_header_edge): Do not call
11352 update_single_exits_after_duplication and
11353 update_single_exit_for_duplicated_loops.
11354 (loop_version): Do not update single_exit information.
11355 (fix_loop_structure): Use record_loop_exits instead of
11356 mark_single_exit_loops.
11357 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11358 the lists of loop exits.
11359 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11360 split_edge, merge_blocks): Update the lists of loop exits.
11361 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11362 loop_optimizer_init.
11363 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11364 of mark_single_exit_loops.
11365 (loop_optimizer_finalize): Call release_recorded_exits.
11366 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11367 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11368 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11369 update single exit information.
11370 * lambda-code.c (perfect_nestify): Ditto.
11371 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11372 (mark_single_exit_loops): Removed.
11373 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11374 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11375 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11377 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11378 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11379 (verify_loop_structure): Verify consistency of the exit lists.
11380 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11381 (set_single_exit): Removed.
11382 * cfgloop.h (struct loop_exit): New function.
11383 (struct loop): single_exit_ field replaced by exits field.
11384 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
11385 (struct loops): Added exits hash.
11386 (mark_single_exit_loops, set_single_exit): Declaration removed.
11387 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
11389 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11391 * doc/invoke.texi: Avoid use of @headitem.
11393 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11395 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
11397 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11399 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
11402 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11403 Richard Sandiford <richard@codesourcery.com>
11405 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
11406 * config/m68k/m68k.opt: Resort options.
11407 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
11409 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11410 Richard Sandiford <richard@codesourcery.com>
11412 * doc/invoke.texi: Document the macros that are defined by
11413 m68k's -mtune and -mhard-float options.
11414 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
11415 (m68k_cpp_cpu_family): Likewise.
11416 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
11417 of __ucfv*__ macros. Define __mcffpu__ if generating code for
11418 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
11419 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
11420 (m68k_cpp_cpu_family): Likewise.
11422 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11424 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
11425 macros besides mc68000 as tuning macros. Use a switch statement
11426 to set them and mcpu32.
11428 2007-01-12 Julian Brown <julian@codesourcery.com>
11430 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
11431 (TARGET_68040_ONLY): Rename to...
11432 (TARGET_68040): ...this.
11433 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
11434 * config/m68k/m68k.md: Likewise.
11436 2007-01-12 Julian Brown <julian@codesourcery.com>
11437 Nathan Sidwell <nathan@codesourcery.com>
11438 Richard Sandiford <richard@codesourcery.com>
11440 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
11441 the -mcpu= argument associated with the --with-cpu setting.
11442 Define M68K_DEFAULT_TUNE to the default -mtune= option,
11443 if different from the one implied by the -mcpu setting.
11444 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
11445 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
11446 * doc/invoke.texi: Mention ColdFire in the introduction to the
11447 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
11448 -mno-div and -mhard-float options. Make -m68881 a synonym for
11449 -mhard-float. Document the previously-undocumented -m5206e,
11450 -m528x, -m5307 and -m5407 options. Tweak the existing option
11451 documentation for consistency.
11452 * doc/install.texi: Mention new --with-cpu arguments.
11453 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
11454 default CPU if neither -mcpu nor -march are specified.
11455 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
11456 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
11457 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
11458 using m68k_tune to decide between families that implement the
11459 same ISA. Use m68k_tune to set __mcfv4e__.
11460 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
11461 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
11462 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
11463 (FL_ISA_C, FL_ISA_MMU): New macros.
11464 (MASK_COLDFIRE): Delete.
11465 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
11466 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
11467 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
11468 (TARGET_HARD_FLOAT): Do not define here.
11469 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
11470 (TUNE_68000): New macro.
11471 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
11472 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
11473 (TUNE_CFV2): Redefine in terms of m68k_tune.
11474 (uarch_type, target_device, fpu_type): New enums.
11475 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
11476 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
11477 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
11478 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
11479 (FL_FOR_isa_c): New macros.
11480 (m68k_isa): New enum.
11481 (m68k_target_selection): New structure.
11482 (all_devices, all_isas, all_microarchs): New tables.
11483 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
11484 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
11485 (MASK_ALL_CPU_BITS): Delete.
11486 (m68k_find_selection): New function.
11487 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
11488 Map the legacy target options to a combination of the new ones.
11489 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
11490 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
11491 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
11493 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
11494 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
11496 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
11497 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
11498 * config/m68k/m68k-devices.def: New file.
11500 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11501 Nathan Sidwell <nathan@codesourcery.com>
11503 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
11504 (SUBTARGET_EXTRA_SPECS): New macros.
11505 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
11506 use %(asm_cpu_spec) instead.
11507 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
11508 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
11509 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
11510 (EXTRA_SPECS): Rename to...
11511 (SUBTARGET_EXTRA_SPECS): ...this.
11513 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11514 Richard Sandiford <richard@codesourcery.com>
11515 Julian Brown <julian@codesourcery.com>
11517 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11518 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
11519 to the configuration's default CPU.
11520 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
11521 Remove default masks.
11522 (m680[012]0-*-*): Set the default with_cpu to the first part of
11524 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
11525 (m68k*-*-linux): Extend the --with-cpu handling to...
11526 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
11527 and m68010. Don't set target_cpu_default2.
11528 * doc/install.texi: Document --with-cpu for m68k.
11529 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
11530 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
11531 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
11532 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
11533 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
11534 (ASM_SPEC): Remove use of %(asm_cpu_default).
11535 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
11536 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
11537 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
11538 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
11539 __HAVE_FPU__ if TARGET_HARD_FLOAT.
11540 (TARGET_DEFAULT): Delete.
11541 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
11542 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
11543 (CPP_CPU_SPEC): Delete.
11544 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
11545 the appropriate string.
11546 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
11547 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
11548 (ASM_SPEC): Don't use %(asm_default_spec).
11549 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
11550 TARGET_DEFAULT and add MASK_68881.
11551 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
11553 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11555 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
11556 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
11557 MASK_68010 alongside MASK_68020.
11558 * doc/invoke.texi: Document -m68010.
11559 * config/m68k/m68k.opt (m68010): New.
11560 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
11562 (TUNE_68010): New macro.
11563 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
11564 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
11565 (M68K_CPU_m68332): Add MASK_68010.
11566 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
11567 fallback definition.
11568 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
11570 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
11571 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
11572 to all entries that use MASK_68020.
11573 (output_move_simode_const, output_move_himode, output_move_qimode)
11574 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
11575 instead of TARGET_68020 to select clr behavior. Remove comment
11576 about there being no TARGET_68010.
11577 * config/m68k/m68k.md: Likewise throughout.
11579 2007-01-12 Julian Brown <julian@codesourcery.com>
11581 * config/m68k/m68k.h (TARGET_ISAB): New macro.
11582 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
11583 * config/m68k/m68k.md: Likewise.
11585 2007-01-12 Julian Brown <julian@codesourcery.com>
11587 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
11588 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
11590 2007-01-12 Julian Brown <julian@codesourcery.com>
11592 * config/m68k/m68k.h (TUNE_68040_60): New macro.
11593 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
11594 * config/m68k/m68k.md: Likewise.
11596 2007-01-12 Julian Brown <julian@codesourcery.com>
11597 Richard Sandiford <richard@codesourcery.com>
11599 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
11600 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
11601 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
11603 (TARGET_CPU32): Rename to...
11604 (TUNE_CPU32): ...this.
11605 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
11606 (TUNE_CFV2): New macros.
11607 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
11608 remove conditions that are implied by TARGET_68020.
11609 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
11610 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
11611 (m68k_output_function_epilogue): Likewise.
11612 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
11613 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
11614 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
11615 non-68000 timings. Refactor multiplication and division costs.
11616 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
11617 TUNE_CPU32 instead of TARGET_CPU32.
11618 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
11619 and TUNE_68060 instead of TARGET_68060.
11620 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
11621 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
11623 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
11624 && !TARGET_COLDFIRE" to choose between moveq and clr.
11625 Likewise in the unnamed movsf pattern.
11626 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
11627 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
11630 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11632 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
11633 of tabbing before backslashes.
11635 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11637 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
11638 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
11639 (ASM_OUTPUT_INTERNAL_LABEL): Define.
11641 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11643 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
11644 find_interesting_uses_cond.
11645 (find_interesting_uses_cond): Use extract_cond_operands.
11646 (rewrite_use_compare): Use extract_cond_operands and
11647 force_gimple_operand_bsi. Do not call update_stmt.
11648 (determine_use_iv_cost_condition): Use extract_cond_operands.
11649 Return cheaper of using original bound and changing the exit bound.
11651 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11653 PR tree-optimization/29516
11654 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
11655 most_expensive_mult_to_index, addr_to_parts,
11656 create_mem_ref, maybe_fold_tmr): Make the type of
11657 fields of TARGET_MEM_REF sizetype.
11658 (move_fixed_address_to_symbol, move_pointer_to_base):
11660 * tree.def (TARGET_MEM_REF): Add comment on types of
11663 2007-01-11 Joseph Myers <joseph@codesourcery.com>
11665 * c-common.c (vector_types_convertible_p): Treat opaque types as
11666 always convertible if they have the same size, but not otherwise.
11668 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
11670 * ifcvt.c (struct noce_if_info): Add comments to the fields.
11671 Remove the b_unconditional field.
11672 (noce_try_sign_mask): Do not look at b_unconditional.
11673 (noce_process_if_block): Do not use merge_if_blocks. Update
11674 the CFG here. Do not set b_unconditional.
11675 (cond_move_process_if_block): Likewise.
11676 (find_cond_trap): Likewise.
11677 (check_cond_move_block): Require simple jump insns at the end
11678 of the basic block.
11680 2007-01-11 Jan Hubicka <jh@suse.cz>
11682 PR tree-optimization/1046
11683 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
11684 when alias info is not ready.
11685 (pass_tail_recursion): Do not require aliasing.
11686 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
11687 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
11688 * tree-ssa-copy.c (pass_copy_prop): Likewise.
11689 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
11690 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
11691 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
11692 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
11694 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
11695 When aliasing is not build, mark statement as volatile.
11697 2007-01-11 Tom Tromey <tromey@redhat.com>
11699 PR preprocessor/15185, PR preprocessor/20989:
11700 * doc/cppopts.texi <-MT>: Update description of algorithm for
11701 computing default target.
11702 <-M, -MD>: Reword "basename" text.
11704 2007-01-11 Roger Sayle <roger@eyesopen.com>
11706 * builtins.c (expand_builtin_pow, expand_builtin_powi,
11707 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
11708 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11709 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
11710 fold_builtin_bswap, real_constp, fold_builtin_pow,
11711 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
11712 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
11713 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11714 * convert.c (convert_to_pointer): Likewise.
11715 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11716 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
11717 const_binop, fold_convert_const_int_from_int,
11718 fold_convert_const_int_from_real,
11719 fold_convert_const_real_from_real, sign_bit_p,
11720 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
11721 fold_sign_changed_comparison, fold_unary, fold_comparison,
11722 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
11723 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11724 * print-tree.c (print_node_brief, print_node): Likewise.
11725 * stor-layout.c (place_field, layout_type): Likewise.
11726 * tree-chrec.c (keep_cast): Likewise.
11727 * tree.c (build_vector, build_real, build_real_from_int_cst,
11728 build_complex): Likewise.
11730 2007-01-11 Roger Sayle <roger@eyesopen.com>
11732 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
11733 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
11735 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
11737 * configure.ac (strict1_warn): Rename to strict_warn.
11738 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
11739 cc_set_by_configure, quoted_cc_set_by_configure,
11740 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
11741 all_boot_languages, all_stagestuff): Remove.
11742 (target_list): Remove bootstrap targets.
11743 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
11744 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
11745 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
11746 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
11747 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
11748 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
11749 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
11750 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
11751 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
11752 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
11753 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
11754 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
11755 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
11756 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
11757 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
11758 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
11759 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
11760 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
11761 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
11762 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
11763 (mostlyclean): Adjust.
11764 (clean, distclean): Don't mention bootstrap stuff.
11765 * configure: Regenerate.
11766 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
11767 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
11768 treelang/config-lang.in (stagestuff): Remove.
11769 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
11770 stageprofile, stagefeedback, stagestuff): Remove mention.
11772 2007-01-11 Nick Clifton <nickc@redhat.com>
11774 * config/mcore/predicates.md (mcore_general_movesrc_operand):
11776 (mcore_general_movdst_operand): Do not accept CONST_INTs.
11777 (mcore_arith_K_S_operand): Run the test for the S constraint not
11778 the test for the M constraint.
11779 (mcore_addsub_operand): Do not accept integer values that are
11780 larger than 32 bits.
11781 * config/mcore/mcore.md: Remove unused constraints from split.
11782 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
11783 (addsi3): Likewise.
11784 (allocate_stack): Likewise.
11785 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
11786 operands to 32 bits.
11787 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
11789 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
11790 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
11791 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
11792 mcore_output_bclri, mcore_output_andn, output_inline_const,
11793 mcore_output_move, mcore_output_movedouble): Likewise.
11794 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
11795 (output_inline_const): Likewise.
11796 (output_inline_const): Fix format strings used in sprintf
11798 * config/mcore/mcore-protos.h: Update prototypes for changed
11799 functions in mcore.c.
11800 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
11801 HOST_WIDE_INT and not int.
11802 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
11803 CONST_OK_FOR_N): Likewise.
11804 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
11805 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
11808 2007-01-10 Jan Hubicka <jh@suse.cz>
11810 * tree-vrp.c (remove_range_assertions): Release defs.
11811 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
11812 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
11814 2007-01-10 Paul Brook <paul@codesourcery.com>
11816 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
11817 * config/arm/arm.md (mulsi3subsi): New insn.
11819 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
11821 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
11822 (tree_transform_and_unroll_loop): New.
11823 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
11826 2007-01-10 Robert Kennedy <jimbob@google.com>
11828 * fold-const.c (fold_comparison): Fold comparisons like (x *
11829 1000 < 0) to (x < 0).
11831 2007-01-10 Ian Lance Taylor <iant@google.com>
11833 * tree-pretty-print.c (dump_generic_node): Print parentheses when
11834 operands have the same priority.
11836 2007-01-10 Tom Tromey <tromey@redhat.com>
11838 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
11839 (fold_binary): Likewise.
11840 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
11841 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
11842 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
11843 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
11844 * langhooks.h (struct lang_hooks): Removed field
11845 'can_use_bit_fields_p'.
11847 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
11849 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
11851 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
11853 * function.c (get_last_funcdef_no): New function.
11854 * function.h (get_last_funcdef_no): Declare.
11855 * tree-inline.c (initialize_cfun): Add initialization.
11856 (tree_function_versioning): Cleanup.
11858 2007-01-10 Jan Hubicka <jh@suse.cz>
11860 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
11863 2007-01-10 Sa Liu <saliu@de.ibm.com>
11864 Ben Elliston <bje@au.ibm.com>
11866 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
11867 for SAVE_NONLOCAL and Pmode for any other save level.
11868 * spu-protos.h (spu_restore_stack_block): Declare.
11869 * spu.md (save_stack_block): Remove.
11870 (restore_stack_block): Call spu_restore_stack_block.
11871 * spu.c (spu_restore_stack_block): New function.
11872 (spu_expand_epilogue): Remove old comment.
11874 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11876 PR tree-optimization/30322
11877 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
11878 (cand_value_at): Return the value as aff_tree.
11879 (may_eliminate_iv): Convert the bound from aff_tree to tree.
11880 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
11881 aff_combination_mult): New functions.
11882 (aff_combination_add): Use aff_combination_add_cst.
11883 (aff_combination_convert): Allow conversions to a wider type.
11884 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
11885 * tree-affine.h (aff_combination_mult): Declare.
11887 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
11889 * doc/tm.texi: Update documentation to reflect reality of exec
11890 and start file search behaviours. Update copyright year.
11891 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
11892 header file directories.
11894 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
11896 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
11897 (*cosxf2): Rename to cosxf2_i387.
11898 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
11899 using X87MODEF12 mode macro. Rename patterns to
11900 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
11902 (*cosdf2, *cossf2): Ditto.
11903 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
11904 to match extended input operands.
11905 (sincos<mode>3): New expander.
11906 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
11907 insn patterns and corresponding splitters.
11909 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
11911 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
11912 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
11914 2007-01-09 Nicolas Pitre <nico@cam.org>
11917 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
11919 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11921 * target.h (struct gcc_target): New field library_rtti_comdat.
11922 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
11923 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
11924 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
11925 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
11927 2007-01-08 Geoffrey Keating <geoffk@apple.com>
11929 * doc/invoke.texi (Optimize Options): Correct description of -O0.
11931 2007-01-08 Richard Guenther <rguenther@suse.de>
11933 * tree.h (force_fit_type_double): Export.
11934 (force_fit_type): Remove.
11935 * fold-const.c (force_fit_type_double): New function.
11936 (force_fit_type): Remove.
11937 (int_const_binop): Use it.
11938 (fold_convert_const_int_from_int): Likewise.
11939 (fold_convert_const_int_from_real): Likewise.
11940 (fold_div_compare): Likewise.
11941 (fold_sign_changed_comparison): Likewise.
11942 (fold_unary): Likewise.
11943 (fold_negate_const): Likewise.
11944 (fold_abs_const): Likewise.
11945 (fold_not_const): Likewise.
11946 * c-common.c (shorten_compare): Use force_fit_type_double.
11947 * convert.c (convert_to_pointer): Likewise.
11949 2007-01-08 Richard Guenther <rguenther@suse.de>
11951 * tree.h (build_int_cst_wide_type): Export.
11952 * tree.c (build_int_cst_wide_type): New function.
11953 (build_int_cst_wide): Fix comment.
11954 * builtins.c (fold_builtin_object_size): Use build_int_cst
11955 to build -1 or 0 of the correct type. Use fit_double_type
11956 to check for overflow.
11957 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
11959 (decode_field_reference): Likewise.
11960 (all_ones_mask_p): Likewise.
11961 (native_interpret_int): Use build_int_cst_wide_type.
11962 (fold_binary): Use build_int_cst_type to build an all-ones
11964 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
11966 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
11968 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
11970 2007-01-09 Ben Elliston <bje@au.ibm.com>
11972 * genautomata.c (STATS_OPTION): New option.
11973 (stats_flag): New flag.
11974 (gen_automata_option): Handle it.
11975 (initiate_automaton_gen): Ditto.
11976 (write_automata): Output statistics only if stats_flag is
11977 set. Likewise, output time statistics only if time_flag is set.
11978 * doc/md.texi (Processor pipeline description): Document new flag.
11980 2007-01-08 Richard Guenther <rguenther@suse.de>
11982 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
11983 * tree.c (build_int_cst_type): Likewise.
11984 (size_in_bytes): Don't call force_fit_type on the result.
11985 (int_fits_type_p): Use fit_double_type.
11986 * fold-const.c (fit_double_type): New function.
11987 (force_fit_type): Use it.
11988 * tree.h (fit_double_type): Export.
11990 2007-01-08 Jan Hubicka <jh@suse.cz>
11992 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
11993 * ipa.c (function_and_variable_visibility): Fix return type.
11995 2007-01-08 Richard Guenther <rguenther@suse.de>
11997 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
11998 of offset to build the index.
11999 * tree-pretty-print.c (dump_generic_node): Don't build negated
12000 const just for printing.
12001 * c-pretty-print.c (pp_c_integer_constant): Likewise.
12002 * builtins.c (fold_builtin_int_roundingfn): Check if result
12003 fits the type by using force_fit_type and comparing the result.
12004 * predict.c (predict_loops): Use compare_tree_int for comparison.
12005 * tree.c (build_int_cst): Fall back to integer_type_node for
12007 (build_int_cst_wide): Assert type is non-null.
12009 2007-01-08 Roberto Costa <roberto.costa@st.com>
12011 * tree-vrp.c (extract_range_from_cond_expr): New.
12012 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
12013 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
12015 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
12016 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
12017 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
12018 used as expressions.
12019 * tree-object-size.c (cond_expr_object_size): New.
12020 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
12022 2007-01-08 Jan Hubicka <jh@suse.cz>
12024 * tree-ssa-forwprop.c (forward_propagate_into_cond,
12025 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
12028 2007-01-08 Richard Guenther <rguenther@suse.de>
12030 PR tree-optimization/23603
12031 * tree-vrp.c (set_value_range_to_truthvalue): New function.
12032 (extract_range_from_binary): Fall back to truthvalue instead of
12033 varying for TRUTH_*_EXPR.
12034 (extract_range_from_comparison): Fall back to truthvalue instead of
12036 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
12037 if all visited PHI values were constant.
12039 2007-01-08 Jan Hubicka <jh@suse.cz>
12041 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
12042 (cgraph_analyze_function): break out from ...
12043 (cgraph_finalize_compilation_unit): ... here.
12044 (cgraph_expand_function): Remove forgoten commented out line.
12045 (cgraph_optimize): Analyze functions.
12047 2007-01-08 Jan Hubicka <jh@suse.cz>
12049 * tree-pas.h (TODO_remove_function): New flag.
12050 (TODO_update*): Renumber.
12051 (pass_ipa_increase_alignment,
12052 pass_ipa_function_and_variable_visibility): New passes.
12053 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
12054 (cgraph_function_and_variable_visibility): Move to ipa.c
12055 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
12056 cgraph_increase_alignment.
12057 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
12058 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
12059 calling tree-inline.
12060 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
12061 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
12062 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
12063 (gate_increase_alignment): New function.
12064 (pass_ipa_increase_alignment): New pass.
12065 * ipa.c: Inline tree-pass.h and timevar.h
12066 (function_and_variable_visibility): Move here from cgraphunit.c
12067 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
12068 * passes.c (init_optimization_passes): Add the two new passes.
12069 (execute_todo): Handle cgraph_remove_functions.
12071 2007-01-08 Nick Clifton <nickc@redhat.com>
12073 * config/frv/predicates.md (reg_or_0_operand): Accept
12076 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
12078 * config/bfin/rtems.h, config/bfin/t-rtems: New.
12079 * config.gcc: Add bfin*-rtems*.
12081 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12083 * c.opt: Add -flax-vector-conversions.
12084 * c-typeck.c (convert_for_assignment): Pass flag to
12085 vector_types_convertible_p to allow emission of note.
12086 (digest_init): Likewise.
12087 * c-opts.c: Handle -flax-vector-conversions.
12088 * c-common.c (flag_lax_vector_conversions): New.
12089 (vector_types_convertible_p): Unless -flax-vector conversions
12090 has been passed, disallow conversions between vectors with
12091 differing numbers of subparts and/or element types. If such
12092 a conversion is disallowed, possibly emit a note on the first
12093 occasion only to inform the user of -flax-vector-conversions.
12094 The new last argument specifies this.
12095 * c-common.h (flag_lax_vector_conversions): New.
12096 (vector_types_convertible_p): Add extra argument.
12097 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
12098 char_type_node for V*QI type vectors.
12099 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
12100 Update to satisfy new typechecking rules.
12101 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
12102 C and C++ variants.
12103 * doc/invoke.texi (C Dialect Options): Document
12104 -flax-vector-conversions.
12106 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12108 PR tree-optimization/29877
12109 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12110 a register variable on the RHS to not be replaceable.
12112 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12113 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12114 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12115 const_simm15, const_pow2, const_npow2): Added.
12116 * config/score/misc.md (insv, extv, extzv, movmemsi,
12117 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12118 * config/score/score.c (score_address_cost, score_select_cc_mode):
12120 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12121 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12122 Update score_print_operand.
12123 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12124 Adjust register allocate order and update some macro define.
12125 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12126 mdx_block_move_straight, mdx_block_move_loop_head,
12127 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12128 mdx_block_move): Added.
12129 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12130 mdp_limm): Updated and fix some bug and typo.
12131 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12132 (movsf, movdf, doloop_end): Added.
12134 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12136 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12137 config/arm/thumb2.md: Fix comment typos.
12138 * doc/extend.texi: Fix a typo.
12140 2007-01-07 Eric Christopher <echristo@apple.com>
12142 * configure.ac: Check for __stack_chk_fail for darwin.
12143 * configure: Regenerate.
12145 2007-01-07 Richard Guenther <rguenther@suse.de>
12147 * tree-vrp.c (extract_range_from_assert): CSE calls to
12148 compare_values where possible.
12149 (extract_range_from_unary_expr): Likewise.
12151 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12153 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12154 * config/avr/avr.c (call_insn_operand): Delete function.
12155 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12156 instead of register number. Use predicates.
12157 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12158 call_insn_operand): Add.
12160 2007-01-06 Jan Hubicka <jh@suse.cz>
12162 * tree-pass.h (pass_build_cgraph_edges): Declare.
12163 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12164 (visited_nodes): Remove.
12165 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12166 build_cgrpah_edges; make visited_nodes local.
12167 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12168 (record_references_in_initializer): Move to cgraphbuild.c
12169 (initialize_inline_failed, rebuild_cgraph_edges,
12170 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12171 (verify_cgraph_node): Make visited_nodes local.
12172 (cgraph_analyze_function): Do not call cgraph_create_edges and
12173 initialize_inline_failed.
12174 (cgraph_expand_function): Do not call cgraph_lower_function;
12175 assert that function is already lowered.
12176 * Makefile.in (cgraphbuild.o): New.
12177 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12178 at the end of lowering passes.
12180 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12182 * ifcvt.c (cond_move_convert_if_block): New function, code
12183 factored out from...
12184 (cond_move_process_if_block): ...here. Call the new function
12185 on the THEN and ELSE blocks.
12186 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12187 already takes care of this.
12189 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12192 * tree.h (TREE_OVERFLOW_P): New.
12193 * c-typeck.c (parser_build_unary_op): Warn only if result
12194 overflowed and operands did not.
12195 (parser_build_binary_op): Likewise.
12196 (convert_for_assignment): Remove redundant overflow_warning.
12197 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12199 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12201 * c-typeck.c (store_init_value): Split over two lines to follow
12202 the GNU coding style.
12204 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12206 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12207 __GXX_EXPERIMENTAL_CXX0X__.
12208 * doc/cpp.texi: Same.
12210 2007-01-05 Richard Guenther <rguenther@suse.de>
12212 PR middle-end/27826
12213 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12214 with mismatched types. Instead explicitly build a
12215 conversion NOP_EXPR.
12217 2007-01-05 Ian Lance Taylor <iant@google.com>
12219 * c-common.c (decl_with_nonnull_addr_p): New function.
12220 (c_common_truthvalue_conversion): Call it.
12221 * c-typeck.c (build_binary_op): Likewise.
12222 * c-common.h (decl_with_nonnull_addr_p): Declare.
12224 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12227 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12230 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12232 * doc/install.texi (Final install): Document the fact that
12233 the GNAT runtime should not be stripped.
12235 2007-01-04 Jan Hubicka <jh@suse.cz>
12237 * tree-inline.c (fold_marked_statements): Update operand caches
12238 and EH after folding
12240 2007-01-04 Ian Lance Taylor <iant@google.com>
12242 * c-common.c (check_function_nonnull): Whitespace fix.
12244 2007-01-04 Jan Hubicka <jh@suse.cz>
12246 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12247 comitted older version of patch.
12248 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12249 function, celanup cfg and collect garbage.
12251 2007-01-04 Mike Stump <mrs@apple.com>
12253 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12256 2007-01-04 Eric Christopher <echristo@apple.com>
12258 * libgcc2.c (__bswapsi2): Use SItype.
12259 (__bswapdi2): Use DItype.
12260 * libgcc2.h: Update for above.
12262 2007-01-04 Paul Brook <paul@codesourcery.com>
12264 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12265 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12266 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12267 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12268 umulsi3_highpart): Make conditional on !arm_arch6.
12269 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12270 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12271 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12272 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12273 umulsi3_highpart_v6): New insns.
12275 2007-01-04 Roger Sayle <roger@eyesopen.com>
12277 * fold-const.c (fold_convert): When casting an expression to void,
12278 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12279 have a type. Instead of attempting to build a NOP_EXPR, return
12280 these "special" trees directly.
12282 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12284 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12285 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12286 rs6000_cost->fp not 0 as adjustment for outer NEG.
12288 2007-01-04 Jan Hubicka <jh@suse.cz>
12290 * cgraph.c (cgraph_release_function_body): New function.
12291 (cgraph_remove_node): Use it.
12292 * cgraph.h (cgraph_release_function_body): Declare.
12293 * cgraphunit.c (cgraph_expand_function): Use it.
12294 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12295 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12296 is initialized and while compilation of other function is running.
12297 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12298 statement CFG annotations from here to ...
12299 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12301 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12303 * cfgloop.h (enum li_flags): Make the constants powers of two.
12305 2007-01-04 Jan Hubicka <jh@suse.cz>
12307 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12309 (fold_marked_statements): New function.
12310 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12311 * tree-inline.h (copy_body_data): Add statements_to_fold.
12313 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12315 * config.gcc: Mention libgcc/config.host.
12316 * Makefile.in: Update comments mentioning libgcc.
12317 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12318 (all.cross, start.encap, rest.encap, rest.cross): Update
12319 dependencies for libgcc move.
12320 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12321 (clean-target, clean-target-libgcc): Delete.
12322 (srcdirify, GCC_EXTRA_PARTS): New macros.
12323 (libgcc-support, libgcc.mvars): New rules.
12324 (distclean): Remove mention of mklibgcc.
12325 (install): Don't reference INSTALL_LIBGCC.
12326 (install-common): Don't reference EXTRA_PARTS.
12327 (install-libgcc, install-multilib): Delete rules.
12328 * mklibgcc.in: Delete file.
12329 * doc/configfiles.texi: Don't mention mklibgcc.
12331 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12332 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12333 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12334 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12335 (mklibgcc, ldblspecs): Likewise.
12337 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12338 (posixpre.def): Use $(T).
12339 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12340 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12341 (SHLIB_LINK): Make dummy.
12342 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12344 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12346 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12347 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12348 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12349 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12351 * configure.ac (all_outputs): Remove mklibgcc.
12352 * configure: Regenerated.
12354 2007-01-03 Josh Conner <jconner@apple.com>
12356 PR middle-end/29683
12357 * calls.c (compute_argument_addresses): Set stack and stack_slot
12358 for partial args, too.
12359 (store_one_arg): Use locate.size.constant for the size when
12360 generating a save_area.
12362 2007-01-03 Robert Kennedy <jimbob@google.com>
12364 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12365 whose definitions are deleted due to basic block merging.
12367 2007-01-03 Paul Brook <paul@codesourcery.com>
12370 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12372 (use_return_insn): Return 0 for Thumb interrupt functions.
12373 (print_multi_reg): Add rfe argument for IRQ returns.
12374 (arm_output_epilogue): Pop interrupt return address directly into PC.
12375 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12377 2007-01-03 Paul Brook <paul@codesourcery.com>
12379 Merge from sourcerygxx-4_1.
12380 * config/arm/thumb2.md: New file.
12381 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
12383 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
12384 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12385 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
12386 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
12388 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12389 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
12391 * config/arm/ieee754-sf.S: Ditto.
12392 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
12393 (thumb1_base_register_rtx_p): ... to this.
12394 (thumb_index_register_rtx_p): Rename...
12395 (thumb1_index_register_rtx_p): ... to this.
12396 (thumb_output_function_prologue): Rename...
12397 (thumb1_output_function_prologue): ... to this.
12398 (thumb_legitimate_address_p): Rename...
12399 (thumb1_legitimate_address_p): ... to this.
12400 (thumb_rtx_costs): Rename...
12401 (thumb1_rtx_costs): ... to this.
12402 (thumb_compute_save_reg_mask): Rename...
12403 (thumb1_compute_save_reg_mask): ... to this.
12404 (thumb_final_prescan_insn): Rename...
12405 (thumb1_final_prescan_insn): ... to this.
12406 (thumb_expand_epilogue): Rename...
12407 (thumb1_expand_epilogue): ... to this.
12408 (arm_unwind_emit_stm): Rename...
12409 (arm_unwind_emit_sequence): ... to this.
12410 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
12411 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
12412 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
12413 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
12414 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
12415 thumb2_output_casesi): New functions.
12416 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
12417 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
12418 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
12419 THUMB2_WORK_REGS): Define.
12420 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
12421 arm_condexec_mask, arm_condexec_masklen)): New variables.
12422 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
12423 (arm_override_options): Check new CPU capabilities.
12424 Set new architecture flag variables.
12425 (arm_isr_value): Handle v7m interrupt functions.
12426 (user_return_insn): Return 0 for v7m interrupt functions. Handle
12428 (const_ok_for_arm): Handle Thumb-2 constants.
12429 (arm_gen_constant): Ditto. Use movw when available.
12430 (arm_function_ok_for_sibcall): Return false for v7m interrupt
12432 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
12433 (thumb_find_work_register, arm_load_pic_register,
12434 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
12435 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
12436 print_multi_reg, output_mov_long_double_fpa_from_arm,
12437 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
12438 output_mov_double_fpa_from_arm, output_move_double,
12439 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
12440 output_return_instruction, arm_output_function_prologue,
12441 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
12442 arm_output_mi_thunk, thumb_set_return_address): Ditto.
12443 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
12444 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
12445 (arithmetic_instr, shift_op): Use arm_shift_nmem.
12446 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
12448 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
12449 (thumb_expand_prologue): Use thumb_set_frame_pointer.
12450 (arm_file_start): Output directive for unified syntax.
12451 (arm_unwind_emit_set): Handle stack alignment instruction.
12452 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
12453 Add v6t2, v7, v7a, v7r and v7m.
12454 (RETLDM): Add Thumb-2 code.
12455 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
12456 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
12457 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
12458 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
12459 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
12460 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
12461 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
12462 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
12463 ADJUST_INSN_LENGTH): Define.
12464 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
12465 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
12466 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
12467 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
12468 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
12469 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
12470 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
12471 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
12472 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
12473 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
12474 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
12475 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
12476 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
12477 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
12478 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
12479 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
12480 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
12482 * config/arm/arm-tune.md: Regenerate.
12483 * config/arm/arm-protos.h: Update prototypes.
12484 * config/arm/vfp.md: Enable patterns for Thumb-2.
12485 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
12486 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
12487 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
12488 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
12489 * config/arm/libunwind.S: Add Thumb-2 code.
12490 * config/arm/constraints.md: Update include Thumb-2.
12491 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
12492 * config/arm/ieee754-df.S: Ditto.
12493 * config/arm/bpabi.S: Ditto.
12494 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
12495 * config/arm/predicates.md (low_register_operand,
12496 low_reg_or_int_operand, thumb_16bit_operator): New.
12497 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
12498 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
12499 * config/arm/t-arm-elf: Add armv7 multilib.
12500 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
12502 (UNSPEC_STACK_ALIGN, ce_count): New.
12503 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
12504 arm_zero_extendsidi2, arm_zero_extendqidi2): New
12506 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
12507 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
12508 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
12509 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
12510 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
12511 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
12513 * doc/extend.texi: Document ARMv7-M interrupt functions.
12514 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
12516 2007-01-03 Jakub Jelinek <jakub@redhat.com>
12518 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
12519 (struct _Unwind_Context): Rename args_size to flags, remove
12520 signal_frame field, add a new args_size field and version field.
12521 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
12522 _Unwind_IsExtendedContext): New inline functions.
12523 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
12524 Assume by_value array is only present if _Unwind_IsExtendedContext.
12525 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
12526 _Unwind_IsSignalFrame.
12527 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
12528 (uw_update_context_1): Use _Unwind_SetSignalFrame.
12529 (uw_init_context_1): Initialize context->flags to
12530 EXTENDED_CONTEXT_BIT.
12531 * config/rs6000/linux-unwind.h (frob_update_context): Use
12532 _Unwind_SetSignalFrame.
12534 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12536 PR middle-end/30353
12537 * gimplify.c (gimplify_modify_expr_complex_part): Move below
12538 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
12541 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
12543 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
12544 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
12545 RET, AT_SP): Remove.
12546 * config/i386/i386.md (*sse_prologue_save_insn): Use return
12549 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12550 * cfgbuild.c (find_basic_blocks): Likewise.
12551 * cfgrtl.c (rtl_create_basic_block): Likewise.
12552 * function.c (temp_slots_at_level): Likewise.
12553 * reg-stack.c (stack_regs_mentioned): Likewise.
12554 * regclass.c (allocate_reg_info): Likewise.
12555 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12556 set_bb_for_stmt, move_block_to_fn): Likewise.
12557 * tree-complex.c (tree_lower_complex): Likewise.
12558 * vec.h (VEC_safe_grow_cleared): New.
12560 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
12562 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
12564 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
12565 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
12567 * cfgloopmanip.c (scale_loop_frequencies): Export.
12568 (loopify): Scale the frequencies by prescribed coefficients.
12569 (set_zero_probability): New function.
12570 (duplicate_loop_to_header_edge): Improve updating of frequencies.
12571 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
12572 and frequencies according to arguments.
12573 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
12575 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
12576 * modulo-sched.c (sms_schedule): Set probabilities for entering
12577 versioned loop correctly.
12578 * tree-vect-transform.c (vect_transform_loop): Ditto.
12579 * cfgloop.h (loopify, loop_version): Declaration changed.
12580 (scale_loop_frequencies): Declared.
12582 2007-01-02 Jan Hubicka <jh@suse.cz>
12584 * cgraph.c: Include tree-flow.h
12585 (cgraph_add_new-function): Handle IPA_SSA mode; execute
12586 early_local_passes.
12587 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
12588 * tree-pass.h (pass_all_early_optimizations): Declare.
12589 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
12590 early_local_passes.
12591 (cgraph_analyze_function): Do early_local_passes.
12592 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12593 Do not add referenced vars.
12594 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
12596 (gate_all_early_local_passes): New gate.
12597 (pass_early_local_passes): Use new gate.
12598 (execute_early_local_optimizations): New functions.
12599 (gate_all_early_optimizations): New gate.
12600 (pass_all_early_optimizations): New pass.
12601 (execute_free_datastructures): Free SSA only when initialized.
12602 (gate_init_datastructures): Init only when optimizing.
12603 (tree_lowering_passes): Do early local passes when called late.
12604 * tree-profile.c (do_tree_profiling): Don't profile functions added
12606 (do_early_tree_profiling, pass_early_tree_profile): Kill.
12607 * tree-cfg.c (update_modified_stmts): Do not update when operands are
12609 * passes.c (init_optimizations_passes): Reorder so we go into SSA
12610 during early_local_passes.
12611 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
12614 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12616 * Makefile.in: Update copyright year.
12618 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12620 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
12621 in $(lang_checks) and check-consistency targets.
12623 2007-01-02 Jan Hubicka <jh@suse.cz>
12625 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12626 Do not add referenced vars.
12627 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
12629 * passes.c (init_optimization_passes): Put mudflap_2 after
12630 free_datastructures.
12632 2007-01-02 Jan Hubicka <jh@suse.cz>
12634 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
12635 Set NOTHROW flag on call statements proved to be nothrow.
12636 Update statement of local calls so new pure/const functions are
12637 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
12639 (tree_rest_of_compilation): Register hooks and initialize bitmap
12640 early. Do not set after_inlining flag.
12642 2007-01-02 Steve Ellcey <sje@cup.hp.com>
12644 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
12645 HOST_BITS_PER_LONGLONG
12647 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12650 * c-typeck.c (store_init_value): Don't emit pedantic overflow
12651 warning for non-static initializers.
12653 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
12655 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
12656 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
12657 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
12658 Always use set_unique_reg_note to add REG_EQUAL notes.
12660 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12663 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12665 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12666 * cfgbuild.c (find_basic_blocks): Likewise.
12667 * cfgrtl.c (rtl_create_basic_block): Likewise.
12668 * function.c (temp_slots_at_level): Likewise.
12669 * reg-stack.c (stack_regs_mentioned): Likewise.
12670 * regclass.c (allocate_reg_info): Likewise.
12671 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12672 set_bb_for_stmt, move_block_to_fn): Likewise.
12673 * tree-complex.c (tree_lower_complex): Likewise.
12674 * vec.h (VEC_safe_grow_cleared): New.
12676 2007-01-02 Ian Lance Taylor <iant@google.com>
12678 * c-common.c (c_common_truthvalue_conversion): When warning about
12679 using an assignment as a truth value, set TREE_NO_WARNING.
12681 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12684 * c.opt (Wold-style-declaration): New.
12685 * doc/invoke.texi (C-only Warning Options): New.
12686 (Wold-style-declaration): Document it.
12687 (Wextra): Enabled by -Wextra.
12688 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12689 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
12690 -Wold-style-declaration.
12692 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12694 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12695 * cfgbuild.c (find_basic_blocks): Likewise.
12696 * cfgrtl.c (rtl_create_basic_block): Likewise.
12697 * function.c (temp_slots_at_level): Likewise.
12698 * reg-stack.c (stack_regs_mentioned): Likewise.
12699 * regclass.c (allocate_reg_info): Likewise.
12700 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12701 set_bb_for_stmt, move_block_to_fn): Likewise.
12702 * tree-complex.c (tree_lower_complex): Likewise.
12703 * vec.h (VEC_safe_grow_cleared): New.
12705 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
12707 * c-common.c (c_common_nodes_and_builtins): Since variants of
12708 void_type_node get built before it is given a name, we need to
12709 give those variants the name, too.
12710 (complete_array_type): We need to work with the canonical main
12711 type of the array, from which we will build the qualified version.
12712 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
12713 * print-tree.c (print_node): Display canonical type information
12715 * stor-layout.c (layout_type): When we don't know the
12716 alignment of a type for which we're building an array, we end up
12717 guessing wrong, so make the type require structural equality.
12718 * tree.c (make_node_stat): When we build a new type, it is its
12719 own canonical type.
12720 (build_type_attribute_qual_variant): When building an attribute
12721 variant, its canonical type is the non-attribute variant. However,
12722 if the attributes are target-dependent and they differ, we need to
12723 use structural equality checks for this type.
12724 (build_qualified_type): A qualified type is not equivalent to its
12725 unqualified variant; set the canonical type appropriately.
12726 (build_distinct_type_copy): When building a distinct type from
12727 another type, the new type is its own canonical type.
12728 (build_variant_type_copy): When building a new type variant, we
12729 assume that it is equivalent to the original type.
12730 (build_pointer_type_for_mode): When building a pointer type, also
12731 build a canonical type pointer.
12732 (build_reference_type_for_mode): When building a reference type,
12733 also build a canonical type reference.
12734 (build_index_type): When we can't hash an index type (e.g.,
12735 because its maximum value is negative), the index type requires
12736 structural equality tests.
12737 (build_array_type): Build the canonical form of an array type.
12738 (build_function_type): Function types require structural equality,
12739 because they contain default arguments, attributes, etc.
12740 (build_method_type_directly): Ditto for method types.
12741 (build_offset_type): Build the canonical offset type.
12742 (build_complex_type): Build the canonical vector type.
12743 (make_vector_type): Build the canonical vector type.
12744 * tree.h (TYPE_CANONICAL): New.
12745 (TYPE_STRUCTURAL_EQUALITY_P): New.
12746 (SET_TYPE_STRUCTURAL_EQUALITY): New.
12747 (struct tree_type): Added "canonical" field.
12748 * params.h (VERIFY_CANONICAL_TYPES): New.
12749 * doc/c-tree.texi (TYPE_CANONICAL): Document.
12750 (TYPE_STRUCTURAL_EQUALITY_P): Document.
12751 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
12752 * doc/invoke.texi (verify-canonical-types): Document --param
12753 parameter for verifying canonical types.
12755 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12757 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
12758 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
12759 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
12760 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
12762 * config/rs6000/e500.h: New.
12763 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
12764 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
12766 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
12767 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
12768 TARGET_E500_DOUBLE): Remove.
12769 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
12770 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
12771 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
12772 * config/rs6000/rs6000.c (rs6000_override_options): Use
12773 CHECK_E500_OPTIONS.
12775 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12777 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
12778 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
12779 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
12780 rs6000_emit_cmove): Don't check TARGET_E500.
12781 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
12782 sordered): Don't check TARGET_E500.
12784 2007-01-01 Eric Christopher <echristo@apple.com>
12786 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
12787 HARD_REGISTER_NUM_P.
12789 2007-01-01 Roger Sayle <roger@eyesopen.com>
12791 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
12792 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
12793 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
12796 2007-01-01 Mike Stump <mrs@apple.com>
12798 * configure.ac: Remove support for building with Apple's gcc-3.1.
12800 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12802 PR middle-end/30311
12803 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
12804 REG is a hard register. Do not modify REG before calling
12806 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
12807 multiple of the size of YMODE for certain lowpart cases.
12809 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12811 PR middle-end/30253
12812 * gimplify (voidify_wrapper_expr): Update for
12813 GIMPLE_MODIFY_STMT.
12815 2007-01-01 Andreas Schwab <schwab@suse.de>
12818 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
12819 save of BR0 in extra_spill_size instead of spill_size.
12820 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
12822 (ia64_expand_epilogue): Restore BR0 from its new location.
12824 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12826 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
12827 Use a temporary variable if the left hand side is not a gimple
12830 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12832 * gimplify.c (gimplify_return_expr): Make the temporary variable
12833 for the return expression, a gimple register variable.
12835 2007-01-01 Jan Hubicka <jh@suse.cz>
12837 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
12840 2007-01-01 Mike Stump <mrs@apple.com>
12842 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
12844 * config/darwin.c (machopic_select_rtx_section): Use
12845 HAVE_GAS_LITERAL16.
12846 (darwin_mergeable_constant_section): Likewise.
12847 * configure: Regenerate.
12848 * config.in: Regenerate.
12850 2007-01-01 Jan Hubicka <jh@suse.cz>
12851 Andrew Pinski <pinskia@gmail.com>
12853 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
12854 before starting IPA passes.