1 2007-05-11 Silvius Rus <rus@google.com>
3 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
4 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
5 * c-common.h (strict_aliasing_warning): Change return type.
6 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
7 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
8 (build_c_cast): Condition call to strict_aliasing_warning.
9 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10 * flags.h (set_Wstrict_aliasing): Declare.
11 * opts.c (set_Wstrict_alising): Define, add call to.
12 * tree-flow.h (strict_aliasing_warning_backend): Declare.
13 * tree-ssa-alias-warnings.c: New file.
14 * tree-ssa-alias.c (compute_may_aliases): Add call to
15 strict_aliasing_warning_backend.
17 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
19 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20 Use loop_depth and loop_outer accessor functions.
21 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
22 determine_invariantness_stmt, move_computations_stmt): Ditto.
23 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
24 add_loop, loopify, unloop, fix_loop_structure): Ditto.
25 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
26 * tree-scalar-evolution.c (interpret_loop_phi,
27 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
28 instantiate_parameters_1, scev_const_prop): Ditto.
29 * cfghooks.c (make_forwarder_block): Ditto.
30 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
31 * modulo-sched.c (loop_canon_p): Ditto.
32 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
33 slpeel_can_duplicate_loop_p): Ditto.
34 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
35 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
36 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
37 cancel_loop, verify_loop_structure): Ditto.
38 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
39 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
40 superloops vector instead of "pred" array.
41 (establish_preds): Take father loop as an argument. Initialize the
43 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
44 initialize loop->outer.
45 (flow_loop_tree_node_remove): Truncate the superloops vector.
46 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
47 "pred" merged to "superloops" vector.
48 (loop_depth, loop_outer): New.
49 (fel_init): Use loop_outer.
51 2007-05-11 Jan Hubicka <jh@suse.cz>
53 * cgraphunit.c: Include gt-cgraphunit.h
54 (static_ctors, static_dtors): New static vars.
55 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
56 based on implementation in c-common.c
57 (cgraph_finalize_function): Call record_cdtor_fn.
58 (cgraph_optimize): Call cgraph_build_cdtor_fns.
59 * decl.c (finish_function): Do not call c_record_cdtor_fn.
60 (c_write_global_declarations): Do not call c_build_cdtor_fns.
61 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
62 build_cdtor, c_build_cdtor_fns): Remove.
63 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
64 c_build_cdtor_fns): Remove prototype.
66 2007-05-11 Paolo Carlini <pcarlini@suse.de>
69 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
70 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
71 * builtins.c (fold_builtin_memchr): New.
72 (expand_builtin_memchr): Call the latter.
73 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
74 * doc/extend.texi ([Other built-in functions provided by GCC]):
77 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
79 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
80 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
81 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
82 PFPO_OP1_TYPE_SHIFT): Constants added.
83 (DFP_ALL): Mode macro defined.
84 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
85 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
86 Insn definitions added.
87 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
88 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
91 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
93 PR tree-optimization/31885
94 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
96 (automatically_generated_chrec_p): Return false for NULL.
98 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
100 * config/bfin/bfin.h (MOVE_RATIO): Define.
102 2007-05-10 Richard Sandiford <richard@codesourcery.com>
104 * config.gcc (sparc-wrs-vxworks): New target.
105 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
106 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
107 * config/sparc/sparc.h: Include vxworks-dummy.h.
108 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
109 include LABEL_REFs too.
110 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
111 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
113 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
115 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
116 (sparc_emit_call_insn): New function.
117 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
118 functions when generating VxWorks PIC.
119 * config/sparc/sparc.md (vxworks_load_got): New pattern.
120 (call, call_value): Use sparc_emit_call_insn instead of
123 2007-05-09 Bob Wilson <bob.wilson@acm.org>
125 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
127 2007-05-09 Bob Wilson <bob.wilson@acm.org>
129 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
130 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
131 instead of operand_subword.
133 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
135 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
136 * config/bfin/bfin.c (bfin_local_alignment): New function.
137 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
139 2007-05-08 Chao-ying Fu <fu@mips.com>
141 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
142 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
143 (smsub_widen_optab, umsub_widen_optab): Define.
144 * optabs.c (init_optabs): Initialize smsub_widen_optab and
146 * genopinit.c (optabs): Fill in smsub_widen_optab and
148 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
149 and umsub_widen_optab to implement multiply-subtract sequences.
150 * config/mips/mips.md (*msac<u>_di): Rename to...
151 (<u>msubsidi4): ...this. Extend condition to include
152 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
153 of operand 0 to "ka" and use the three-operand form of msub<u>
155 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
158 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
160 PR rtl-optimization/28011
161 * reload.c (push_reload): Set dont_share if IN appears in OUT
162 also when IN is a PLUS rtx.
163 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
166 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
168 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
169 call unshare_all_decls.
170 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
171 (unshare_all_decls): Remove.
173 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
176 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
179 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
180 Nigel Stephens <nigel@mips.com>
182 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
183 Update comments and all uses.
184 (MIN_FPRS_PER_FMT): Define.
185 * config/mips/mips.c (function_arg): Fix to correctly handle
186 the -mips32r2 -mfp64 -mabi=32 case.
187 (override_options): Enable use of odd-numbered registers for
188 SFmode values on MIPS32.
189 (mips_save_reg_p): Save whole floating-point register pair if
191 (compute_frame_size): Fix comment.
193 2007-05-08 Jie Zhang <jie.zhang@analog.com>
195 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
196 argument of type bool.
197 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
198 argument. Safely select temporary P register according to it.
199 (do_link): Change call site of add_to_reg accordingly.
200 (do_unlink): Add epilogue_p as a fourth argument and pass it
202 (expand_interrupt_handler_epilogue): Change call of do_unlink
204 (bfin_expand_prologue): Add a third argument sibcall_p.
205 * config/bfin/bfin.md (epilogue): Change call of
206 bfin_expand_epilogue accordingly.
207 (sibcall_epilogue): Likewise.
208 (eh_return_internal): Likewise.
210 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
211 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
212 * config/bfin/bfin.c (bfin_handle_option): Handle
213 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
214 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
215 Support bf534, bf536 and bf561.
216 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
218 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
221 * config/i386/i386.c (ix86_function_regparm): Process local
222 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
224 2007-05-07 Mike Stump <mrs@apple.com>
226 * doc/invoke.texi (Warning Options): Document that -Wempty-body
227 also checks for and while statements in C++.
229 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
231 * gcc.c (at_file_supplied): New variable.
232 (main): Set it if we expanded argv.
233 (do_spec_1): Pass an @-file to the linker if we were called with
234 an @-file argument and HAVE_GNU_LD.
235 * collect2.c (at_file_supplied): New variable.
236 (response_file): New variable.
237 (collect_exit): Unlink response_file if necessary.
240 (main): Set at_file_supplied if we expanded argv.
241 (collect_execute): Pass an @-file to subprocesses if we were called
242 with an @-file argument.
243 * configure.ac: Add define for HAVE_GNU_LD.
244 * configure: Regenerate.
245 * config.in: Regenerate.
247 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
249 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
255 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
257 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
258 (TARGET_ENCODE_SECTION_INFO): Re-define.
259 (m32c_encode_section_info): New
260 (function_vector_handler): New
261 (current_function_special_page_vector): New
262 (m32c_special_page_vector_p): New.
263 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
265 * config/m32c/jump.md: Added instruction JSRS for functions
266 with attribute "function_vector".
267 * doc/extend.texi (function_vector): Added description
268 for M16C, M32C targets.
270 2007-05-07 DJ Delorie <dj@redhat.com>
273 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
274 ashrpsi3, lshrpsi3): Update shift count constraint.
276 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
277 Nathan Froyd <froydnj@codesourcery.com>
280 * c-incpath.c (add_path): Strip trailing path separators.
282 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
284 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
285 Free dominance info before purging EH edges.
286 (eliminate_degenerate_phis): Likewise.
287 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
289 2007-05-07 Jan Hubicka <jh@suse.cz>
291 * gimplify.c (gimplify_expr): Do not crash when folding
294 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
297 * c-opts.c (lang_fortran): Make it non static.
298 * c-common.h (lang_fortran): New prototype.
299 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
300 -lang-fortran option was passed by the driver.
302 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
304 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
305 of ASSERT_CHECKING. Tweak message.
307 2007-05-06 Revital Eres <eres@il.ibm.com>
310 * loop-unroll.c (insert_var_expansion_initialization):
311 Initialize the expansions with -zero instead of +zero.
313 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
315 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
316 into pic and non-pic versions. Mark r19 as used for
317 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
318 for tgd_load, tld_load and tie_load .
319 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
320 version of tgd_load, tld_load and tie_load depending on the
323 2007-05-04 Ulrich Drepper <drepper@redhat.com>
324 Jakub Jelinek <jakub@redhat.com>
326 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
327 (__do_global_dtors_aux): Use more paranoid loop to run
328 destructors if HIDDEN_DTOR_LIST_END.
329 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
331 2007-05-04 Jakub Jelinek <jakub@redhat.com>
333 * varasm.c (align_variable): Don't increase alignment for
334 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
335 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
337 2007-05-04 Josh Conner <jconner@apple.com>
339 * basic-block.h (cdi_direction): Assign values to all enumeration
341 (dom_computed): Remove.
342 (dom_info_state): New.
343 (set_dom_info_availability): New.
344 * tree-ssa-loop-im.c (determine_invariantness): Initialize
345 walk_data.dom_direction.
346 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
347 instead of dom_computed[].
348 (split_edge): Likewise.
349 (create_basic_block): Likewise.
350 (merge_blocks): Likewise.
351 * ifcvt.c (find_if_header): Likewise.
352 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
353 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
354 * tree-ssa.c (verify_ssa): Likewise.
355 * tree-cfg.c (tree_verify_flow_info): Likewise.
356 (remove_edge_and_dominated_blocks): Likewise.
357 * dominance.c (dom_computed): Make static.
358 (calc_dfs_tree_nonrec): Change third param to a bool.
359 (calc_dfs_tree): Change second param to a bool.
360 (calc_idioms): Change second param to a bool. Use
361 dom_convert_dir_to_idx.
362 (init_dom_info): Validate dir before using.
363 (dom_convert_dir_to_idx): New.
364 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
365 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
366 (free_dominance_info): Use dom_convert_dir_to_idx.
367 (get_immediate_dominator): Likewise.
368 (set_immediate_dominator): Likewise.
369 (get_dominated_by): Likewise.
370 (redirect_immediate_dominators): Likewise.
371 (nearest_common_denominator): Likewise.
372 (dominated_by_p): Likewise.
373 (bb_dom_dfs_in): Likewise.
374 (bb_dom_dfs_out): Likewise.
375 (recount_dominator): Likewise.
376 (iterate_fix_dominators): Likewise.
377 (add_to_dominance_info): Likewise.
378 (delete_from_dominance_info): Likewise.
379 (first_dom_son): Likewise.
380 (next_dom_son): Likewise.
381 (dom_info_available_p): Likewise.
382 (dom_info_state): New.
383 (set_dom_info_availability): New.
385 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
387 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
389 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
391 2007-05-04 Bob Wilson <bob.wilson@acm.org>
393 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
394 (subdi3, subdi_carry): Delete.
396 2007-05-04 Jan Hubicka <jh@suse.cz>
397 Richard Guenther <rguenther@suse.de>
399 * opts.c (decode_options): Do not fiddle with inlining
400 parameters in case of optimizing for size.
401 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
403 (cgraph_decide_inlining_of_small_function): When optimizing for
404 size never inline functions increasing caller size.
405 (cgraph_early_inlining): Inline for size when optimizing for size.
407 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
409 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
410 logical operations piecewise.
411 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
412 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
413 subdi_sesidi_di): Delete.
414 (add_with_carry): Produce carry in CC instead of a DREG to shorten
415 the generated sequence. Allow three-reg add in constraints. Rewrite
416 the rtl expression for carry to avoid zero_extend of a constant.
417 (sub_with_carry): New pattern.
418 (adddi3, subdi3): Change into define_expand. For subtract, generate a
419 different sequence not involving jumps.
420 (notbi): Now a named pattern.
422 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
424 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
425 Add the note about a significant loss of accuracy of some
426 mathematical routines when these options are used.
428 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
430 * haifa-sched.c (rtx_vec_t): New typedef.
431 (contributes_to_priority_p): Extract piece of priority () into new
433 (priority): Use the function. Add assertion.
434 (rank_for_schedule, set_priorities): Add assertion to check that
435 insn's priority is initialized.
436 (clear_priorities, calc_priorities): Change signature. Make it update
437 all relevant insns. Update all callers ('add_to_speculative_block ()'
438 and 'create_block_check_twin ()').
439 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
440 Add new field 'priority_status'.
441 (INSN_PRIORITY_STATUS): New macro.
442 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
444 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
446 * sched-ebb.c (debug_ebb_dependencies): New static function.
447 (init_ready_list): Use it.
449 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
450 with changed signature and 'debug_rgn_dependencies ()'.
451 (debug_rgn_dependencies): New static function.
452 (init_ready_list): Use it.
454 * sched-int.h (debug_dependencies): Declare.
456 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
458 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
460 2007-05-04 Dirk Mueller <dmueller@suse.de>
462 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
464 2007-05-03 Jan Hubicka <jh@suse.cz>
466 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
467 for pointer type in more cases than before.
469 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
471 * tree-object-size.c (plus_expr_object_size): When operand size is
472 unknown, return unknown.
474 2007-05-03 Dirk Mueller <dmueller@suse.de>
476 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
478 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
481 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
483 2007-05-03 Janis Johnson <janis187@us.ibm.com>
485 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
487 2007-05-03 Joseph Myers <joseph@codesourcery.com>
489 * config/soft-fp/double.h, config/soft-fp/extended.h,
490 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
491 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
492 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
493 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
496 2007-05-03 Ian Lance Taylor <iant@google.com>
498 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
499 MASK_PPC_GFXOPT for 8540 or 8548.
501 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
503 * tree-vect-transform.c (vect_update_inits_of_drs): Use
504 vect_print_dump_info() to output debug information.
506 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
509 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
510 operands of size 2 when operand is not MEM_P.
512 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
514 PR tree-optimization/30565
515 * lambda-code.c (perfect_nestify): Fix updating of dominators.
517 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
519 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
520 (umulsi3_highpart): Use them.
521 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
522 for final accumulator to D regisster tranfser.
524 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
526 PR tree-optimization/31699
527 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
529 (vect_enhance_data_refs_alignment): Compute peel amount using
530 TYPE_VECTOR_SUBPARTS instead of vf.
531 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
533 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
536 * system.h: Remove inclusion of double-int.h
537 * tree.h: Include double-int.h
538 * gengtype.c: Likewise
539 * cfgloop.h: Likewise
540 * Makefile.in: Adjust dependencies on double-int.h
542 2007-05-02 Eric Christopher <echristo@apple.com>
544 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
545 -shared to -Zdynamiclib.
547 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
550 * c-common.c (strip_pointer_or_array_types): New function.
551 * c-common.h (strip_pointer_or_array_types): New function declaration.
553 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
555 PR tree-optimization/31771
556 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
558 2007-05-02 Paul Brook <paul@codesourcery.com>
560 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
562 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
565 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
568 2007-05-02 Nick Clifton <nickc@redhat.com>
570 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
572 2007-05-02 Richard Guenther <rguenther@suse.de>
574 PR tree-optimization/31146
575 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
576 argument, single_use_p. If we have a single use that is
577 a conversion to the definition rhs type, propagate that rhs.
578 (forward_propagate_addr_expr): Pass single_use_p argument
579 to forward_propagate_addr_expr_1.
581 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
583 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
586 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
588 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
589 'AMD Family 10 core'.
591 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
593 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
594 and athlon64-sse3 as improved versions of k8, opteron and athlon64
595 with SSE3 instruction set support.
596 * doc/invoke.texi: Likewise.
598 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
600 * config/i386/i386.c (override_options): Tuning 32-byte loop
601 alignment for amdfam10 architecture. Increasing the max loop
602 alignment to 24 bytes.
604 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
606 * config/m68k/constraints.md: New.
607 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
608 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
609 EXTRA_CONSTRAINT): Remove.
610 * config/m68k/m68k.md: Include constraints.md.
611 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
613 2007-05-01 Ian Lance Taylor <iant@google.com>
615 PR tree-optimization/31739
616 * tree-vrp.c (vrp_val_is_max): New static function.
617 (vrp_val_is_min): New static function.
618 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
620 (set_value_range): Use vrp_val_is_{max,min}.
621 (extract_range_from_assert): Likewise.
622 (extract_range_from_binary_expr): Likewise.
623 (extract_range_from_unary_expr): Likewise.
624 (dump_value_range, vrp_meet): Likewise.
625 (vrp_visit_phi_node): Likewise.
626 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
628 2007-05-01 Mark Mitchell <mark@codesourcery.com>
630 * config/i386/gmon-sol2.c (size_t): New type.
631 (intptr_t): Likewise.
632 (s_textsize): Declare as size_t.
634 (monstartup): Use size_t for sizes.
635 (_mcount): Save and restore registers.
636 (internal_mcount): Pass 0 as the first argument to monstartup
638 (moncontrol): Convert pointer to appropriately sized integer
639 before passing to profil.
641 2007-05-01 Joseph Myers <joseph@codesourcery.com>
643 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
644 __NO_FPRS__, not just if _SOFT_DOUBLE.
645 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
646 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
647 also for E500 double.
648 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
649 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
652 2007-05-01 Richard Guenther <rguenther@suse.de>
654 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
657 2007-05-01 Joseph Myers <joseph@codesourcery.com>
659 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
661 2007-05-01 Jan Hubicka <jh@suse.cz>
663 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
666 2007-05-01 Jan Hubicka <jh@suse.cz>
668 * tree.h (maybe_fold_offset_to_component_ref): Remove.
669 (maybe_fold_offset_to_reference): Declare.
670 * fold-const.c (fold_unary): Do not fold
671 (type *)&A into &A->field_of_type_and_offset_0
672 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
673 size is unknown, give up.
674 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
676 (maybe_fold_offset_to_reference): New.
677 (maybe_fold_stmt_indirect): Use it.
678 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
679 * gimplify.c (gimplify_conversion): Canonicalize conversions to
681 (gimplify_expr): Likewise for plus_expr.
683 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
685 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
686 bsi_after_labels. Always insert statements before bsi.
687 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
688 * predict.c (apply_return_prediction): Check for empty blocks.
689 * cfgexpand.c (lab_rtx_for_bb): New variable.
690 (label_rtx_for_bb): Do not create new tree labels.
691 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
692 (tree_expand_cfg): Initialize lab_rtx_for_bb.
693 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
695 (label_for_bb): Add field used.
696 (update_eh_label, main_block_label): Mark the label used.
697 (cleanup_dead_labels): Remove unused labels.
699 2007-05-01 Richard Guenther <rguenther@suse.de>
701 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
702 if it is not about to be set.
703 (get_value_range): Do not pre-allocate equiv bitmap.
704 (update_value_range): No need to clear equiv field.
705 (add_equivalence): Change prototype to get bitmap pointer.
706 Allocate bitmap here if it is not already.
707 (extract_range_from_assert): Do not allocate bitmap here.
708 Update callers to add_equivalence.
709 (extract_range_from_ssa_name): Likewise.
710 (get_vr_for_comparison): New static helper.
711 (compare_name_with_value): Handle NULL equiv bitmap by
712 peeling the first iteration of the comparison loop.
713 Use get_vr_for_comparison.
714 (compare_names): Handle NULL equiv bitmaps by using fake
715 ones. Use get_vr_for_comparison.
717 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
719 * double-int.c (mpz_set_double_int): Moved from
720 tree-ssa-loop-niter.c.
721 (mpz_get_double_int): Likewise; also, add option to wrap
722 out-of-range integers.
723 * double-int.h: New prototypes for above.
724 * tree.c (get_static_type_bounds): Moved from
725 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
726 TYPE_MAX_VALUE if they exist..
727 * tree.h: New prototype for above.
728 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
729 get_type_bounds calls.
730 (mpz_set_double_int): Move to double-int.c.
731 (get_type_bounds): Move to tree.c, rename to
732 get_static_type_bounds.
733 (mpz_to_double_int): Move to double-int.c, rename to
736 2007-04-30 Bob Wilson <bob.wilson@acm.org>
738 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
739 DIV0 exception can fall through to a normal return.
741 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
745 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
746 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
747 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
748 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
749 initialize align to silence bogus warning.
750 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
751 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
753 (struct sra_walk_fns): Remove use_all parameter from use.
754 (sra_hash_tree): Handle BIT_FIELD_REFs.
755 (sra_elt_hash): Don't hash bitfld blocks.
756 (sra_elt_eq): Skip them in parent compares as well. Handle
758 (sra_walk_expr): Don't maintain or pass down use_all_p.
759 (scan_use): Remove use_all parameter.
760 (scalarize_use): Likewise. Re-expand assignment to
761 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
762 output, and re-scalarize after output. Don't mark anything
764 (scalarize_ldst): Adjust.
765 (scalarize_walk_gimple_modify_statement): Likewise.
766 (build_element_name_1): Handle BIT_FIELD_REFs.
767 (instantiate_element): Don't warn for any element whose parent
769 (instantiate_missing_elements_1): Return the sra_elt.
770 (canon_type_for_field): New.
771 (try_instantiate_multiple_fields): New.
772 (instantiate_missing_elemnts): Use them.
773 (mark_no_warning): Removed.
774 (generate_one_element_ref): Handle BIT_FIELD_REFs.
775 (REPLDUP, sra_build_elt_assignment): New.
776 (generate_copy_inout): Use them.
777 (generate_element_copy): Likewise. Handle bitfld differences.
778 (generate_element_zero): Don't recurse for blocks. Use
779 sra_build_elt_assignment.
780 (generate_one_element_int): Take elt instead of var. Use
781 sra_build_elt_assignment.
782 (generate_element_init_1): Adjust.
783 (scalarize_use, scalarize_copy): Use REPLDUP.
784 (scalarize_ldst): Move assert before dereference.
785 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
787 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
790 * tree.c (reconstruct_complex_type): Reconstruct a reference
792 Also use the same mode for the pointer as the old pointer type.
794 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
796 * doc/trouble.texi (Interoperation): Remove note about Ultrix
799 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
801 PR rtl-optimization/31676
802 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
803 (df_refs_record): Call it.
805 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
807 * rtl.def (SS_ABS): New code.
808 * config/bfin/bfin.c (print_operand): New modifier 'v'.
809 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
810 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
811 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
812 (bfin_init_builtins): Define them.
813 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
814 (bfin_expand_builtin): ... and handle the others here.
815 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
816 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
817 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
818 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
819 operand is only HImode.
821 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
823 * regclass.c (scan_one_insn): Remove splitting of
826 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
827 Nigel Stephens <nigel@mips.com>
829 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
831 2007-04-28 Jan Hubicka <jh@suse.cz>
833 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
834 insn_locators_alloc instead of insn_locators_initialize;
835 call reset_block_changes.
836 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
837 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
838 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
839 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
840 * config/score/score.c (th_output_mi_thunk): Likewise.
841 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
842 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
843 tolerate uninitialized locator info.
846 * function.c (init_function_start): Don't init line number info.
847 (expand_function_end): Update.
848 (reset_block_changes, record_block_change, finalize_block_changes,
849 check_block_change, free_block_changes): Kill.
850 * function.h (reset_block_changes, record_block_change,
851 finalize_block_changes, check_block_change, free_block_changes): Remove
853 (struct function): Remove ib_boundaries_block.
854 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
855 Use curr_insn_locator to initialize locator.
856 (emit_line_note): Remove.
857 * cfgexpand.c (expand_gimple_cond_expr): Update.
858 (construct_exit_block): Likewise.
859 (tree_expand_cfg): Initialize/finalize locators.
860 * expr.c (expand_expr_real): Update.
861 * cfglayout.c (line_locators_locs, line_locators_lines,
862 file_locators_locs, file_locators_files): Remove.
863 (set_block_levels): Move to cfgexpand.c.
864 (insn_locators_initialize): Remove.
865 (pass_insn_locators_initialize): Remove.
866 (locations_locators_locs, locations_locators_vals): New static vars.
867 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
869 (insn_locators_alloc, insn_locators_finalize,
870 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
872 (locator_location): New.
873 (locator_line, locator_file): Rewrite.
874 * rtl.h (emit_line_note): Kill.
875 (insn_locators_alloc, insn_locators_finalize,
876 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
878 * tree-inline.c (initialize_cfun): Do not initialize
880 * passes.c (pass_insn_locators_initialize): Remove.
882 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
884 * tree-cfg.c (move_block_to_fn): Release bb from dominance
885 info. Update last_basic_block correctly.
887 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
890 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
891 register itself to hold the offset constant. Tell flow the use
892 of r4 and r5 when they are used.
894 2007-04-27 Richard Guenther <rguenther@suse.de>
896 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
897 if we simplified anything.
898 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
899 warnings until we did a simplification and the stmt was not
900 marked as TREE_NO_WARNING.
902 2007-04-27 Mike Stump <mrs@apple.com>
904 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
906 2007-04-27 Ian Lance Taylor <iant@google.com>
909 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
910 TYPE_MAX_VALUE exist, convert them to the new type.
912 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
914 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
915 if it claims to be available.
916 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
918 (perform_tree_ssa_dce): Always free postdominators.
920 2007-04-27 Richard Henderson <rth@redhat.com>
922 * config/alpha/predicates.md (aligned_memory_operand): Mark
923 as define_special_predicate.
924 (unaligned_memory_operand, normal_memory_operand): Likewise.
925 (reg_or_unaligned_mem_operand): Remove.
926 (any_memory_operand): Match the documentation and check for
927 non-renumbered pseudos during reload.
928 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
929 alpha_secondary_reload_class, update to new interface, make static.
930 Handle CQImode like HImode. Remove FP subreg check.
931 (alpha_expand_mov): Use replace_equiv_address.
932 (alpha_expand_mov_nobwx): Use any_memory_operand.
933 (TARGET_SECONDARY_RELOAD): New.
934 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
935 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
936 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
937 * config/alpha/alpha.md: ... here.
938 (RELOAD12, reloadmode): New.
940 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
941 Don't handle the aligned case here.
942 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
943 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
944 reload_inhi_help. Don't expect a scratch register.
945 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
947 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
949 2007-04-27 Richard Guenther <rguenther@suse.de>
951 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
953 2007-04-27 Richard Guenther <rguenther@suse.de>
955 PR tree-optimization/30965
956 PR tree-optimization/30978
957 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
958 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
959 (find_equivalent_equality_comparison): Likewise.
960 (simplify_cond): Likewise.
961 (get_prop_source_stmt): New helper.
962 (get_prop_dest_stmt): Likewise.
963 (can_propagate_from): Likewise.
964 (remove_prop_source_from_use): Likewise.
965 (combine_cond_expr_cond): Likewise.
966 (forward_propagate_comparison): New function.
967 (forward_propagate_into_cond): Rewrite to use fold for
969 (tree_ssa_forward_propagate_single_use_vars): Call
970 forward_propagate_comparison to propagate comparisons.
972 2007-04-27 Richard Guenther <rguenther@suse.de>
974 PR tree-optimization/31715
975 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
976 sure to do computation on the offset in an appropriate
979 2007-04-27 Richard Sandiford <richard@codesourcery.com>
981 * reload.h (elimination_target_reg_p): Declare.
982 * reload.c (find_reloads): Don't apply the reg_rtx move
983 optimization if the SET_DEST satisfies elimination_target_reg_p.
984 * reload1.c (elimination_target_reg_p): New function.
985 (gen_reload): In the move/add2 fallback, make sure that op0
986 does not overlap the destination register.
988 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
990 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
991 transform only GIMPLE_MODIFY_STMTs.
992 * tree-complex.c (expand_complex_operations_1): Ditto.
993 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
994 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
995 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
997 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
998 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
999 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
1000 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
1001 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
1002 slpeel_add_loop_guard): Ditto.
1003 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1004 * lambda-code.c (perfect_nestify): Ditto.
1005 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
1006 before the first statement.
1007 * tree-optimize.c (execute_free_datastructures): Fix comments.
1008 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
1009 * tree-flow.h (disband_implicit_edges): Declaration removed.
1010 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
1012 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
1014 (disband_implicit_edges, has_label_p): Removed.
1015 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
1016 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
1018 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
1020 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
1021 also for COND_EXPRs.
1022 * cfgexpand.c (label_rtx_for_bb): New function.
1023 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
1024 Use label_rtx_for_bb to find the labels.
1025 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
1026 last block. Detect fallthru edges.
1028 2007-04-26 Ian Lance Taylor <iant@google.com>
1031 * reload.c (find_reloads_subreg_address): If the address was valid
1032 in the original mode but not in the new mode, reload the whole
1035 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1037 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
1038 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
1039 (cleanup_control_expr_graph): Do not invalidate dominance info.
1040 Record altered blocks.
1041 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
1042 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
1043 cleanup_tree_cfg_bb): New functions.
1044 (remove_forwarder_block): Do not maintain the worklist of blocks.
1045 Record altered blocks.
1046 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
1048 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
1049 delete_unreachable_blocks if dominators are not available.
1050 * tree-inline.c (optimize_inline_calls): Free dominance information
1052 * tree-flow.h (remove_edge_and_dominated_blocks,
1053 cfgcleanup_altered_bbs): Altered.
1054 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
1056 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
1058 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
1059 do not invalidate dominators.
1061 2007-04-26 Anatoly Sokolov <aesok@post.ru>
1063 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
1064 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
1065 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1066 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1068 2007-04-26 Steve Ellcey <sje@cup.hp.com>
1070 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
1072 2007-04-26 Richard Guenther <rguenther@suse.de>
1074 PR tree-optimization/31703
1075 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
1076 the right type for the target of the bittest.
1078 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1080 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
1081 ix86_sol10_return_in_memory.
1083 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1085 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
1088 2007-04-26 Jakub Jelinek <jakub@redhat.com>
1091 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
1093 PR tree-optimization/30558
1094 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
1095 clear this_state.prev_try.
1097 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1098 Mark Mitchell <mark@codesourcery.com>
1100 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
1101 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
1102 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
1104 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1107 * doc/invoke.texi (%:print-asm-header): Document.
1108 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
1110 (static_spec_functions): Add print-asm-header.
1111 (main): Print a banner before the --target-help linker options.
1112 (print_asm_header_spec_function): New function.
1114 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
1117 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
1118 (movsf_ie): Likewise.
1120 2007-04-25 Paolo Carlini <pcarlini@suse.de>
1122 * doc/extend.texi ([Type Traits]): Adjust per N2255.
1124 2007-04-25 Bob Wilson <bob.wilson@acm.org>
1126 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
1128 (__umodsi3, __modsi3): Likewise.
1130 2007-04-25 Dirk Mueller <dmueller@suse.de>
1132 * c-typeck.c (build_compound_expr): Annotate warning()
1133 call with OPT_Wunused_value.
1134 * tree-ssa.c (warn_uninit): Annotate warning with
1136 * c-common.c (handle_sentinel_attribute): Annotate warning
1137 call with OPT_Wattributes.
1139 2007-04-25 Thiemo Seufer <ths@mips.com>
1141 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
1143 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
1144 on to the assembler. Improve handling of -mno-mips16. Add handling
1145 of -mno-mips3d, -mno-dsp, -mno-dspr2.
1146 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
1147 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
1148 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
1150 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
1153 * config/i386/winnt.c (i386_pe_file_end): Strip only
1154 USER_LABEL_PREFIX when writing export name.
1156 2007-04-25 Richard Sandiford <richard@codesourcery.com>
1158 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
1159 sh/elf.h, vx-common.h and vxworks.h.
1160 * config/sh/sh.h: Include config/vxworks-dummy.h.
1161 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1162 (OVERRIDE_OPTIONS): Use it.
1163 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
1164 (vxworks_picreg): New pattern.
1165 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
1166 VXWORKS_OS_CPP_BUILTINS.
1167 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
1168 to their VXWORKS_* equivalents.
1169 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1170 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
1171 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
1172 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
1173 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
1174 -mrtp/-fPIC multilibs.
1175 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
1176 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
1177 (MULTILIB_OSDIRNAMES): Delete.
1179 2007-04-25 Anatoly Sokolov <aesok@post.ru>
1182 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
1184 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
1186 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
1187 rounding mode to be specified by the caller.
1188 (real_to_mpfr) Likewise.
1189 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
1190 include new arguments.
1191 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
1193 2007-04-24 Ian Lance Taylor <iant@google.com>
1195 PR tree-optimization/31605
1196 * tree-vrp.c (set_value_range): Check that min and max are not
1197 both overflow infinities.
1198 (set_value_range_to_value): New static function.
1199 (extract_range_from_binary_expr): Call set_value_range_to_value.
1200 (extract_range_from_cond_expr): Likewise.
1201 (extract_range_from_expr): Likewise.
1202 (extract_range_from_unary_expr): Likewise. Don't create a range
1203 which overflows on both sides.
1204 (vrp_meet): Check for a useless range.
1205 (vrp_visit_phi_node): If we see a constant which looks like an
1206 overflow infinity, turn off the TREE_OVERFLOW flag.
1208 2007-04-24 Ian Lance Taylor <iant@google.com>
1210 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
1212 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
1215 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
1216 diagnostic message is being built.
1217 * tree-pretty-print.c (dump_generic_node): Only write the
1218 formatted text into BUFFER's stream if we are not building a
1220 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
1222 * Makefile.in (toplev.o): Depend on tree-pass.h.
1224 2007-04-24 Ian Lance Taylor <iant@google.com>
1226 PR tree-optimization/31602
1227 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
1228 conditionals in the copied loop header.
1229 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
1230 warnings if TREE_NO_WARNING is set.
1231 * doc/invoke.texi (Warning Options): Clarify that
1232 -Wstrict-overflow does not warn about loops.
1234 2007-04-24 Janis Johnson <janis187@us.ibm.com>
1236 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
1237 expand on the comment about _Decimal128 arguments and check the
1238 integer result of the modulus operation; for 64-bit ELF ABI, ensure
1239 that _Decimal128 argument uses even/odd register pair.
1240 (function_arg): Ditto.
1242 2007-04-24 Hui-May Chang <hm.chang@apple.com>
1244 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
1245 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
1247 2007-04-24 Richard Guenther <rguenther@suse.de>
1248 Olga Golovanevsky <olga@il.ibm.com>
1250 * fold-const.c (multiple_of_p): Check for bottom
1253 2007-04-24 Richard Henderson <rth@redhat.com>
1255 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
1256 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
1257 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
1258 looking for non-zero bits shifted out. Avoid a recursive call
1259 when constructing the scalar.
1260 (__floatundisf): Likewise.
1262 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
1264 * dwarf2out.c (field_byte_offset): Move the existing logic
1265 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
1266 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
1268 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1271 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1272 argument of 0 for memset.
1273 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1274 unsigned shift instead of the signed variant.
1276 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1278 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
1279 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
1280 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1281 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1282 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1283 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1284 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1285 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1286 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1287 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1288 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1289 "mul<mode>3", "div<mode>3"): Insn definitions added.
1290 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1291 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1292 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1293 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1294 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1295 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1296 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1297 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1298 TARGET_FLOAT_FORMAT): Macro definitions removed.
1299 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1300 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1301 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1302 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1303 (s390_gen_rtx_const_DI): Function removed.
1304 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1306 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1308 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1309 over an external ffs function.
1311 2007-04-24 Chao-ying Fu <fu@mips.com>
1312 Richard Sandiford <richard@nildram.co.uk>
1314 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1315 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1316 (smadd_widen_optab, umadd_widen_optab): Define.
1317 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1319 * genopinit.c (optabs): Fill in smadd_widen_optab and
1321 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1322 and umadd_widen_optab to implement multiply-add sequences.
1323 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1324 (<u>maddsidi4): ...this. Extend condition to include
1325 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1326 of operand 0 to "ka" and use the three-operand form of madd<u>
1328 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1330 * config/mips/constraints.md (ka): New register constraint.
1332 2007-04-24 Jan Hubicka <j@suse.cz>
1336 2007-04-23 Jan Hubicka <jh@suse.cz>
1337 * function.c (init_function_start): Don't init line number info.
1338 (expand_function_end): Update.
1339 (reset_block_changes, record_block_change, finalize_block_changes,
1340 check_block_change, free_block_changes): Kill.
1341 * function.h (reset_block_changes, record_block_change,
1342 finalize_block_changes, check_block_change, free_block_changes): Remove
1344 (struct function): Remove ib_boundaries_block.
1345 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1346 Use curr_insn_locator to initialize locator.
1347 (emit_line_note): Remove.
1348 * cfgexpand.c (expand_gimple_cond_expr): Update.
1349 (construct_exit_block): Likewise.
1350 (tree_expand_cfg): Initialize/finalize locators.
1351 * expr.c (expand_expr_real): Update.
1352 * cfglayout.c (line_locators_locs, line_locators_lines,
1353 file_locators_locs, file_locators_files): Remove.
1354 (set_block_levels): Move to cfgexpand.c.
1355 (insn_locators_initialize): Remove.
1356 (pass_insn_locators_initialize): Remove.
1357 (locations_locators_locs, locations_locators_vals): New static vars.
1358 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1360 (insn_locators_alloc, insn_locators_finalize,
1361 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1363 (locator_location): New.
1364 (locator_line, locator_file): Rewrite.
1365 * rtl.h (emit_line_note): Kill.
1366 (insn_locators_alloc, insn_locators_finalize,
1367 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1369 * tree-inline.c (initialize_cfun): Do not initialize
1370 ib_boundaries_block.
1371 * passes.c (pass_insn_locators_initialize): Remove.
1373 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1375 * doc/invoke.texi: Removed leading '-' from option index entries.
1377 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1379 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1381 (create_phi_node): Use set_phi_nodes.
1382 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1383 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1384 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1385 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1386 (bsi_start, bsi_last): Use bb_stmt_list.
1387 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1388 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1389 Traverse the statements using tsi iterator.
1390 * basic-block.h (struct basic_block_def): Fields stmt_list
1391 and phi_nodes moved to ...
1392 (struct tree_bb_info): ... new structure.
1393 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1394 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1395 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1396 (tree_verify_flow_info): Verify that il.tree is not set for
1397 entry and exit block.
1398 (tree_split_block): Use set_bb_stmt_list.
1400 2007-04-23 Mike Stump <mrs@apple.com>
1402 * config/i386/i386.c (ix86_tune_features
1403 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1406 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1408 * config/i386/i386.md (prefix_extra): New attribute.
1409 (length): Add prefix_extra.
1411 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1412 (sse2_movntv2di): Likewise.
1413 (sse2_cvtps2dq): Likewise.
1414 (sse2_cvtpd2pi): Likewise.
1415 (sse2_cvttpd2pi): Likewise.
1416 (*sse2_cvtpd2ps): Likewise.
1417 (*add<mode>3): Likewise.
1418 (sse2_ssadd<mode>3): Likewise.
1419 (sse2_usadd<mode>3): Likewise.
1420 (*sub<mode>3): Likewise.
1421 (sse2_sssub<mode>3): Likewise.
1422 (sse2_ussub<mode>3): Likewise.
1423 (*mulv8hi3): Likewise.
1424 (*smulv8hi3_highpart): Likewise.
1425 (*umulv8hi3_highpart): Likewise.
1426 (sse2_umulv2siv2di3): Likewise.
1427 (sse2_pmaddwd): Likewise.
1428 (ashr<mode>3): Likewise.
1429 (lshr<mode>3): Likewise.
1430 (ashl<mode>3): Likewise.
1431 (sse2_ashlti3): Likewise.
1432 (sse2_lshrti3): Likewise.
1433 (*umaxv16qi3): Likewise.
1434 (*smaxv8hi3): Likewise.
1435 (*uminv16qi3): Likewise.
1436 (*sminv8hi3): Likewise.
1437 (sse2_eq<mode>3): Likewise.
1438 (sse2_gt<mode>3): Likewise.
1439 (*and<mode>3): Likewise.
1440 (sse2_nand<mode>3): Likewise.
1441 (*ior<mode>3): Likewise.
1442 (*xor<mode>3): Likewise.
1443 (sse2_packsswb): Likewise.
1444 (sse2_packssdw): Likewise.
1445 (sse2_packuswb): Likewise.
1446 (sse2_punpckhbw): Likewise.
1447 (sse2_punpcklbw): Likewise.
1448 (sse2_punpckhwd): Likewise.
1449 (sse2_punpcklwd): Likewise.
1450 (sse2_punpckhdq): Likewise.
1451 (sse2_punpckldq): Likewise.
1452 (sse2_punpckhqdq): Likewise.
1453 (sse2_punpcklqdq): Likewise.
1454 (*sse2_pinsrw): Likewise.
1455 (*sse2_pextrw): Likewise.
1456 (sse2_pshufd_1): Likewise.
1457 (sse2_uavgv16qi3): Likewise.
1458 (sse2_uavgv8hi3): Likewise.
1459 (sse2_psadbw): Likewise.
1460 (sse2_pmovmskb): Likewise.
1461 (*sse2_maskmovdqu): Likewise.
1462 (*sse2_maskmovdqu_rex64): Likewise.
1463 (sse4a_extrqi): Likewise.
1464 (sse4a_extrq): Likewise.
1465 (sse3_lddqu): Set prefix_rep.
1466 (sse3_addsubv4sf3): Likewise.
1467 (sse3_haddv4sf3): Likewise.
1468 (sse3_hsubv4sf3): Likewise.
1469 (sse_cvtss2si): Likewise.
1470 (sse_cvtss2si_2): Likewise.
1471 (sse_cvtss2siq): Likewise.
1472 (sse_cvtss2siq_2): Likewise.
1473 (sse_cvttss2si): Likewise.
1474 (sse_cvttss2siq): Likewise.
1475 (sse2_cvttps2dq): Likewise.
1476 (sse3_movshdup): Likewise.
1477 (sse3_movsldup): Likewise.
1478 (sse2_cvtsd2si): Likewise.
1479 (sse2_cvtsd2si_2): Likewise.
1480 (sse2_cvtsd2siq): Likewise.
1481 (sse2_cvtsd2siq_2): Likewise.
1482 (sse2_cvttsd2si): Likewise.
1483 (sse2_cvttsd2siq): Likewise.
1484 (*sse2_cvtpd2dq): Likewise.
1485 (*sse2_cvttpd2dq): Likewise.
1486 (sse2_pshuflw_1): Likewise.
1487 (sse2_pshufhw_1): Likewise.
1488 (sse4a_insertqi): Likewise.
1489 (sse4a_insertq): Likewise.
1490 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1491 (ssse3_phadddv4si3): Likewise.
1492 (ssse3_phaddswv8hi3): Likewise.
1493 (ssse3_phsubwv8hi3): Likewise.
1494 (ssse3_phsubdv4si3): Likewise.
1495 (ssse3_phsubswv8hi3): Likewise.
1496 (ssse3_pmaddubswv8hi3): Likewise.
1497 (ssse3_pmulhrswv8hi3): Likewise.
1498 (ssse3_pshufbv16qi3): Likewise.
1499 (ssse3_psign<mode>3): Likewise.
1500 (ssse3_palignrti): Likewise.
1501 (abs<mode>2): Likewise.
1502 (ssse3_phaddwv4hi3): Set prefix_extra.
1503 (ssse3_phadddv2si3): Likewise.
1504 (ssse3_phaddswv4hi3): Likewise.
1505 (ssse3_phsubwv4hi3): Likewise.
1506 (ssse3_phsubdv2si3): Likewise.
1507 (ssse3_phsubswv4hi3): Likewise.
1508 (ssse3_pmaddubswv4hi3): Likewise.
1509 (ssse3_pmulhrswv4hi3): Likewise.
1510 (ssse3_pshufbv8qi3): Likewise.
1511 (ssse3_psign<mode>3): Likewise.
1512 (ssse3_palignrdi): Likewise.
1513 (abs<mode>2): Likewise.
1514 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1515 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1516 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1518 2007-04-23 Nick Clifton <nickc@redhat.com>
1520 * params.def: Fix formatting of emacs local variables.
1522 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1524 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1525 move if inter-unit move isn't allowed.
1526 Don't split moving the first element of V2DI to DI to inter-unit
1527 move if inter-unit move isn't allowed.
1529 2007-04-23 Richard Guenther <rguenther@suse.de>
1531 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1532 and CDI_POST_DOMINATORS separately.
1534 2007-04-23 Nick Clifton <nickc@redhat.com>
1536 * c.opt (Wformat-contains-nul): Add warning attribute.
1538 2007-04-23 Jan Hubicka <jh@suse.cz>
1540 * function.c (init_function_start): Don't init line number info.
1541 (expand_function_end): Update.
1542 (reset_block_changes, record_block_change, finalize_block_changes,
1543 check_block_change, free_block_changes): Kill.
1544 * function.h (reset_block_changes, record_block_change,
1545 finalize_block_changes, check_block_change, free_block_changes): Remove
1547 (struct function): Remove ib_boundaries_block.
1548 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1549 Use curr_insn_locator to initialize locator.
1550 (emit_line_note): Remove.
1551 * cfgexpand.c (expand_gimple_cond_expr): Update.
1552 (construct_exit_block): Likewise.
1553 (tree_expand_cfg): Initialize/finalize locators.
1554 * expr.c (expand_expr_real): Update.
1555 * cfglayout.c (line_locators_locs, line_locators_lines,
1556 file_locators_locs, file_locators_files): Remove.
1557 (set_block_levels): Move to cfgexpand.c.
1558 (insn_locators_initialize): Remove.
1559 (pass_insn_locators_initialize): Remove.
1560 (locations_locators_locs, locations_locators_vals): New static vars.
1561 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1563 (insn_locators_alloc, insn_locators_finalize,
1564 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1566 (locator_location): New.
1567 (locator_line, locator_file): Rewrite.
1568 * rtl.h (emit_line_note): Kill.
1569 (insn_locators_alloc, insn_locators_finalize,
1570 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1572 * tree-inline.c (initialize_cfun): Do not initialize
1573 ib_boundaries_block.
1574 * passes.c (pass_insn_locators_initialize): Remove.
1576 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1579 * expr.c (reduce_to_bit_field_precision): Handle
1582 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
1584 PR tree-optimization/24659
1585 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
1586 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
1587 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
1588 * genopinit.c (optabs): Rename vec_pack_mod_optab
1589 to vec_pack_trunc_optab.
1590 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
1591 early for scalar floating point operands for NOP_EXPR.
1592 (vectorizable_type_promotion): Ditto.
1593 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
1594 vec_pack_trunc_optab.
1595 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
1597 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
1598 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
1599 Rename from VEC_PACK_MOD_EXPR.
1600 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
1601 * expr.c (expand_expr_real_1): Ditto.
1602 * tree-inline.c (estimate_num_insns_1): Ditto.
1603 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1605 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
1606 (vec_unpacks_lo_v4sf): Ditto.
1607 (vec_pack_trunc_v2df): Ditto.
1608 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
1609 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1610 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
1612 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
1614 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1616 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
1617 Rename from VEC_PACK_MOD_EXPR. This expression also represent
1618 packing of floating point operands.
1619 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
1620 represent unpacking of floating point operands.
1621 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
1622 [vec_unpacks_hi]: Ditto.
1623 [vec_unpacks_lo]: Ditto.
1625 2007-04-22 Jan Hubicka <jh@suse.cz>
1627 * final.c (rest_of_handle_final): Call
1628 targetm.asm_out.constructor/targetm.asm_out.destructor
1629 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
1630 proper priority via decl_*_priority_insert.
1631 * c-common.c (c_expand_body): Likewise.
1633 2007-04-22 Richard Guenther <rguenther@suse.de>
1635 PR tree-optimization/29789
1636 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
1637 (rewrite_reciprocal): New helper split out from
1638 determine_invariantness_stmt.
1639 (rewrite_bittest): Likewise.
1640 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
1641 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
1644 2007-04-22 Revital Eres <eres@il.ibm.com>
1646 * loop-unroll.c (var_to_expand): New field to support also
1647 insns of the form x = something + x.
1648 (analyze_insn_to_expand_var): Use it.
1649 (expand_var_during_unrolling): Likewise.
1651 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1653 * predict.c: Include pointer-set.h.
1654 (bb_predictions): New variable.
1655 (tree_predicted_by_p, tree_predict_edge,
1656 remove_predictions_associated_with_edge): Use bb_predictions map
1657 instead of bb->predictions.
1658 (clear_bb_predictions, assert_is_empty): New functions.
1659 (combine_predictions_for_bb): Use bb_predictions map. Call
1660 clear_bb_predictions.
1661 (tree_estimate_probability): Create and free bb_predictions map.
1662 * Makefile.in (predict.o): Add pointer-set.h dependency.
1663 * basic-block.h (struct basic_block_def): Remove predictions
1665 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
1667 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1670 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
1673 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1675 * timevar.c (timevar_print): Change reference of --disable-checking to
1676 --enable-checking=release. Also warn if assert checking is disabled.
1678 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1681 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
1682 decl as addressable if the compound literal was marked as
1684 Mark the decl as a gimple register if it is a complex or
1685 vector decl and does not live in memory.
1687 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1689 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
1690 (GENERIC_NEXT): New function macro.
1691 (PHI_CHAIN): Use phi_node's new chain variable.
1692 (tree_phi_node): Change tree_common to tree_base
1693 and add the chain field.
1694 * tree-phinodes.c (make_phi_node): Don't set
1695 TREE_TYPE on the new node.
1696 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
1697 instead of checking GIMPLE_TUPLE_P in chain_next.
1698 * tree-vect-transform.c
1699 (get_initial_def_for_induction): Look at
1700 PHI_RESULT_TREE for the type of the phi node.
1701 (update_vuses_to_preheader): Use PHI_CHAIN
1702 instead of TREE_CHAIN on the phi node.
1703 * tree-ssa-structalias.c (compute_points_to_sets):
1705 (ipa_pta_execute): Likewise.
1707 2007-04-21 Richard Guenther <rguenther@suse.de>
1710 * fold-const.c (fold_unary): Call fold_convert_const on the
1713 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
1715 * gcse.c (store_killed_in_insn): Handle PARALLELs.
1716 (store_killed_in_pat): New.
1718 2007-04-20 Richard Henderson <rth@redhat.com>
1721 * config/i386/i386.c (type_has_variadic_args_p): Look for any
1722 TREE_LIST with a void_type_node value, not void_list_node exactly.
1724 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
1726 * doc/standards.texi: Re-arrange into language-specific
1727 subsections. Add a C++ section, documenting which standards we
1730 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1732 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
1733 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
1735 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
1737 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
1738 ecrti.o and crtbegin.o.
1739 (LIB_DEFAULT_SPEC): Include -lc.
1740 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
1742 2007-04-20 Richard Henderson <rth@redhat.com>
1745 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
1746 argument; update all callers.
1747 (get_unaligned_offset): New.
1748 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
1749 get_unaligned_address, just pass on the address directly.
1750 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
1751 the subreg in the helper patterns.
1752 (unaligned_extendqidi_le): Use get_unaligned_offset.
1753 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
1754 (unaligned_extendhidi_be): Likewise.
1755 (unaligned_extendhidi): Tidy.
1756 * config/alpha/alpha-protos.h: Update.
1758 2007-04-20 Richard Henderson <rth@redhat.com>
1760 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
1761 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1762 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
1763 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1764 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1765 (CPP_SPEC): Don't include %(cpp_subtarget).
1766 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
1767 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1768 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
1770 2007-04-20 Jakub Jelinek <jakub@redhat.com>
1772 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
1773 for __builtin_ia32_cmpordss.
1775 PR tree-optimization/31632
1776 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1777 and arg1 for optimizations of comparison against min/max values.
1778 Fold arg0 to arg1's type for optimizations of comparison against
1779 min+1 and max-1 values.
1781 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
1783 * reload.c (combine_reloads): When trying to use a dying register,
1784 check whether it's uninitialized and don't use if so.
1786 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
1788 * fold-const.c: Remove prototypes for native_encode_expr and
1789 native_interpret_expr.
1790 (native_encode_expr): Make non-static.
1791 (native_interpret_expr): Likewise.
1792 * tree.h: Add prototypes for the above.
1794 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1796 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
1797 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
1798 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
1799 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
1800 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
1801 Add length attributes.
1803 2007-04-19 Janis Johnson <janis187@us.ibm.com>
1805 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
1808 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
1809 __STDC_WANT_DEC_FP__.
1811 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1813 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
1814 for long double compatibility.
1815 * configure: Regenerate.
1817 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1819 PR rtl-optimization/29841
1820 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
1822 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
1823 that may cause control flow transfer from being moved.
1825 2007-04-18 Jan Hubicka <jh@suse.cz>
1827 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
1830 2007-04-18 Eric Christopher <echristo@apple.com>
1832 * config/rs6000/darwin.md (load_macho_picbase): Use link register
1833 only. Update operands.
1834 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
1835 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
1836 link register to pic register.
1838 2007-04-18 Dirk Mueller <dmueller@suse.de>
1841 * tree-vrp.c (search_for_addr_array): New.
1842 (check_array_bounds): Suppress warning about
1843 address taken of array refs if its not de-referenced.
1845 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1847 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
1848 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
1850 * tree-vectorizer.h (NITERS_KNOWN_P): New.
1851 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
1852 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
1854 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1856 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
1858 (vect_analyze_scalar_cycles): Fix indentation.
1859 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
1860 (vect_mark_relevant): Include phis in relevance analysis.
1862 * tree-vect-transform.c (vect_transform_loop): Add an assert.
1864 2007-04-18 Anatoly Sokolov <aesok@post.ru>
1866 * config/avr/avr.c (ptrreg_to_str): Replace error() with
1867 output_operand_lossage().
1869 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1871 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
1872 the unused code for reduction without adjust-in-epilog to simplify the
1875 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
1877 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
1878 (S390_TDC_NEGATIVE_ZERO): New constant.
1879 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
1880 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
1881 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
1882 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
1883 (S390_TDC_POSITIVE_INFINITY): New constant.
1884 (S390_TDC_NEGATIVE_INFINITY): New constant.
1885 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
1886 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
1887 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
1888 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
1889 (S390_TDC_INFINITY): New constant.
1890 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
1891 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
1892 optimization for UNSPEC_CCZ_TO_INT.
1893 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
1894 ("*ccz_to_int"): New insn.
1895 ("isinf<mode>2"): New insn.
1896 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
1897 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
1898 (UNSPEC_CCZ_TO_INT): New constant.
1900 2007-04-18 Richard Guenther <rguenther@suse.de>
1902 PR tree-optimization/19431
1903 PR tree-optimization/21463
1904 * tree-pass.h (pass_phiprop): Declare.
1905 * passes.c (init_optimization_passes): New phiprop pass.
1906 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
1907 (phivn_valid_p): New helper function.
1908 (phiprop_insert_phi): Likewise.
1909 (propagate_with_phi): Likewise.
1910 (tree_ssa_phiprop): New propagator propagating loads
1911 through phi nodes if profitable.
1913 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1915 * tree-vect-analyze.c (process_use): New function.
1916 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
1917 Check phis in all bbs.
1918 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
1921 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1923 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
1926 2007-04-17 Anatoly Sokolov <aesok@post.ru>
1929 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1932 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
1934 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1936 (sse_vmmulv4sf3): Likewise.
1937 (sse2_vmaddv2df3): Likewise.
1938 (sse2_vmmulv2df3): Likewise.
1940 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
1942 PR rtl-optimization/31360
1943 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
1944 (target_reg_cost): New.
1945 (init_set_costs): Initialize target_reg_cost. Add comments
1946 regarding the rationale of the costs.
1947 (global_cost_for_size): Renamed to...
1948 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
1949 of register pressure.
1950 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
1951 estimate_reg_pressure_cost. Add number of ivs.
1952 (determine_set_costs): Dump target_reg_cost.
1953 * loop-invariant.c (gain_for_invariant): Use
1954 estimate_reg_pressure_cost. Removed n_inv_uses argument.
1955 (best_gain_for_invariant, find_invariants_to_move): Remove
1957 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
1958 (target_reg_cost): Declare.
1959 (global_cost_for_size): Declaration removed.
1960 (estimate_reg_pressure_cost): Declare.
1962 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
1964 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
1965 regnos into even/odd register pairs.
1966 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
1967 TDmode similar to the other floating point modes.
1968 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
1969 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
1971 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
1972 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
1973 (movdd_hardfloat64): Use TARGET_MFPGPR.
1975 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
1977 * reload1.c (delete_output_reload): Don't count output in n_inherited.
1980 2005-01-05 Richard Henderson <rth@redhat.com>
1982 * reload1.c (do_input_reload): Restrict the optimization deleteing
1983 a previous output reload to RELOAD_FOR_INPUT.
1985 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
1987 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
1988 induc_vec_info_type.
1989 (vectorizable_induction): New function declaration.
1990 * tree-vect-transform.c (get_initial_def_for_induction): No need to
1991 check if already vectorized. Find first place in BB where new stmts
1992 can be inserted. Takes only one argument.
1993 (vectorizable_induction): New function.
1994 (vect_transform_stmt): Add case for induc_vec_info_type to call
1995 vectorizable_induction.
1996 (vect_transform_loop): Consider phis for vectorization.
1997 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
1999 (analyze_operations): Call vectorizable_induction when analyzing phis.
2001 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
2002 (vect_mark_relevant): Include phis in relevance analysis.
2003 (vect_mark_stmts_to_be_vectorize): Likewise.
2004 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
2006 2007-04-16 Lawrence Crowl <crowl@google.com>
2008 * doc/invoke.texi (Debugging Options): Add documentation for the
2009 -femit-struct-debug options -femit-struct-debug-baseonly,
2010 -femit-struct-debug-reduced, and
2011 -femit-struct-debug-detailed[=...].
2013 * c-opts.c (c_common_handle_option): Add
2014 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
2015 and OPT_femit_struct_debug_detailed_.
2016 * c.opt: Add specifications for
2017 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
2018 and -femit-struct-debug-detailed[=...].
2019 * opts.c (set_struct_debug_option): Parse the
2020 -femit-struct-debug-... options.
2021 * opts.c (matches_main_base, main_input_basename,
2022 main_input_baselength, base_of_path, matches_main_base): Add
2023 variables and functions to compare header base name to compilation
2025 * opts.c (should_emit_struct_debug): Add to determine to emit a
2026 structure based on the option.
2027 (dump_struct_debug) Also disabled function to debug this
2029 * opts.c (handle_options): Save the base name of the
2032 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
2033 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
2034 This hook indicates if a type is generic. Set it by default
2036 * langhooks.h (struct lang_hooks_for_types): Add a new hook
2037 to determine if a struct type is generic or not.
2038 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
2039 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
2040 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
2043 * flags.h (enum debug_info_usage): Add an enumeration to describe
2044 a program's use of a structure type.
2045 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
2046 to indicate the program's usage of the type. Filter structs based
2047 on the -femit-struct-debug-... specification.
2048 (gen_type_die): Split into two routines, gen_type_die and
2049 gen_type_die_with_usage. gen_type_die is now a wrapper
2050 that assumes direct usage.
2051 (gen_type_die_with_usage): Replace calls to gen_type_die
2052 with gen_type_die_with_usage adding the program usage of
2053 the referenced type.
2054 (dwarf2out_imported_module_or_decl): Suppress struct debug
2055 information using should_emit_struct_debug when appropriate.
2057 2007-04-16 Ian Lance Taylor <iant@google.com>
2059 PR tree-optimization/31522
2060 * tree-vrp.c (vr_phi_edge_counts): New static variable.
2061 (vrp_initialize): Allocate vr_phi_edge_counts.
2062 (vrp_visit_phi_node): Don't push to infinity if we saw a new
2063 executable edge. Drop test for all constants.
2064 (vrp_finalize): Free vrp_phi_edge_counts.
2066 * doc/cpp.texi (Common Predefined Macros): Clarify description of
2067 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2069 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
2070 predecessors at head rather than tail.
2072 2007-04-16 Matthias Klose <doko@debian.org>
2074 * config/alpha/linux.h (CPP_SPEC): Define.
2075 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
2077 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
2079 * function.h: Remove sequence_stack extern declaration.
2081 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2083 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
2085 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
2088 2007-04-16 Anatoly Sokolov <aesok@post.ru>
2090 * config/avr/avr.c (avr_arch_types): Rearranging array.
2091 (enum avr_arch): Add.
2092 (avr_mcu_types): Use avr_arch enumeration constants instead of
2094 * config/avr/avr.h (LINK_SPEC): Simplify.
2096 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2098 * config/m68k/m68k.c (m68k_libcall_value,
2099 m68k_function_value): Use macros for register names more.
2101 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
2103 (M68K_REGNAME): Use A6_REG.
2104 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
2106 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2109 * sched-int.h (struct deps): Split field 'pending_lists_length' into
2110 'pending_read_list_length' and 'pending_write_list_length'. Update
2112 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
2113 to handle two length counters instead of one. Update all uses.
2114 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
2115 two length counters instead of one.
2116 * sched-rgn.c (propagate_deps): Update to handle two length counters
2119 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
2122 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
2123 copy of source, pass it to ix86_expand_vector_set and return
2126 2007-04-16 David Ung <davidu@mips.com>
2127 Joseph Myers <joseph@codesourcery.com>
2129 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
2130 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
2131 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2132 Add 74K processor information.
2133 * config/mips/mips.md: Include 74k.md.
2134 (cpu): Add 74kc,74kf,74kx.
2135 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
2136 * config/mips/74k.md: New.
2137 * doc/invoke.texi (MIPS Options): Document 74K support.
2139 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
2141 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
2142 vectorizable_* functions.
2143 * tree-vect-transform.c (vectorizable_call): Add check for
2144 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
2145 (vectorizable_store): likewise.
2146 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
2148 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2149 (vectorizable_type_promotion, vectorizable_load): Likewise.
2150 (vectorizable_live_operation, vectorizable_condition): Likewise.
2151 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
2153 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
2155 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2157 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
2158 register numbers more.
2159 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
2160 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
2161 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
2162 FUNCTION_VALUE_REGNO_P): Likewise.
2163 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
2164 STATIC_CHAIN_REGNUM): Likewise.
2165 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
2166 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
2167 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
2168 * config/m68k/m68k.md (FP_REG): New.
2170 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2172 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
2175 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2177 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
2178 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
2181 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2183 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
2186 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2189 * c-decl.c (finish_decl): Grab the type of the decl after the call
2190 to store_init_value.
2192 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
2194 * common.opt (fforward-propagate): Fix "Optimization" annotation.
2196 2007-04-14 Jakub Jelinek <jakub@redhat.com>
2199 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
2200 post dominators and cleanup cfg before returning.
2202 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
2204 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
2205 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
2207 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
2209 * config.gcc: Recognize fido.
2210 * config/m68k/m68k-devices.def (fidoa): New.
2211 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
2213 (FL_FIDOA, TARGET_FIDOA): New.
2214 * config/m68k/m68k.opt (mfidoa): New.
2216 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2219 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
2220 when a personality function is used.
2222 2007-04-13 Bob Wilson <bob.wilson@acm.org>
2224 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
2226 2007-04-13 Mike Stump <mrs@apple.com>
2228 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
2230 * config/darwin.opt (fapple-kext): Make C++ only.
2231 * config/darwin.c (darwin_override_options): Remove code to ensure
2232 -fapple-kext is given for C++ only.
2234 2007-04-13 Richard Sandiford <richard@codesourcery.com>
2236 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
2237 * config/mips/mips.c (override_options): Call
2238 SUBTARGET_OVERRIDE_OPTIONS, if defined.
2240 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2242 * config/i386/i386.opt (msvr3-shlib): Removed.
2244 * doc/invoke.texi: Remove -msvr3-shlib.
2246 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2248 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
2249 with "popcnt" instruction.
2251 2007-04-13 Richard Guenther <rguenther@suse.de>
2253 PR tree-optimization/21258
2254 * tree-vrp.c (compare_case_labels): New helper.
2255 (find_switch_asserts): New function.
2256 (find_assert_locations): Call it for SWITCH_EXPRs.
2258 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
2260 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
2261 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
2262 check is now implied in X87_FLOAT_MODE_P.
2263 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2264 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2265 (fix_trunc<mode>_i386_fisttp): Ditto.
2266 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2267 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2268 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2269 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2270 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2271 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2272 (unnamed_splitters): Ditto.
2273 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
2274 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
2275 FIRST_SSE_REG for local functions when SSE math is enabled or
2276 for functions with sseregparm attribute.
2277 (standard_80387_constant_p): Return -1 if mode is not
2279 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
2280 (ix86_expand_compare): Ditto.
2281 (ix86_expand_carry_flag_compare): Ditto.
2282 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2283 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2284 DECIMAL_FLOAT_MODE_P.
2285 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2286 of SCALAR_FLOAT_MODE_P.
2287 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2288 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2289 checks before FLOAT_MODE_P.
2290 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2291 before FLOAT_MODE_P.
2296 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2298 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2299 Charles Wilson <libtool@cwilson.fastmail.fm>
2301 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2302 (libgcc.mvars): Don't depend on them.
2303 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2304 * exec-tool.in: New.
2306 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2308 * doc/invoke.text (--help): Document --help=common.
2310 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2312 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2314 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2316 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2317 * genemit.c (main): Emit #include "integrate.h".
2318 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2319 (LOADGP_RTP): New mips_loadgp_style.
2320 * config/mips/mips.h: Include config/vxworks-dummy.h.
2321 (TARGET_RTP_PIC): New macro.
2322 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2323 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2324 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2326 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2327 -mvxworks-pic when using -mrtp and a PIC option.
2328 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2330 (mips_symbolic_constant_p, mips_symbolic_address_p)
2331 (mips_symbol_insns): Handle SYMBOL_HALF.
2332 (override_options): Warn about -G and -mrtp being used together.
2333 Initialize mips_lo_relocs[SYMBOL_HALF].
2334 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2335 (mips_emit_loadgp): Handle LOADGP_RTP.
2336 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2337 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2338 (tablejump): Handle function-relative case table entries if
2340 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2342 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2344 * config/mips/mips.md (load_call<mode>): Allow any general register.
2346 (sibcall_value_internal, sibcall_value_multiple_internal)
2347 (call_value_internal, call_value_split, call_value_multiple_internal)
2348 (call_value_multiple_split): Remove constraints from operand 0.
2350 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2352 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2353 rather than loadgp_noshared.
2354 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2355 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2357 * config/mips/mips.md (loadgp): Rename to...
2358 (loadgp_newabi): ...this.
2359 (loadgp_noshared): Rename to...
2360 (loadgp_absolute): ...this.
2362 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2364 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2365 false for locally-binding symbols.
2366 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2368 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2370 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2371 (SYMBOL_GOT_PAGE_OFST): ...this.
2372 (SYMBOL_GOT_GLOBAL): Rename to...
2373 (SYMBOL_GOT_DISP): ...this.
2374 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2375 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2376 * config/mips/mips.c (mips_global_symbol_p): New function.
2377 (mips_symbol_binds_local_p): Likewise.
2378 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2379 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2380 and mips_symbol_binds_local_p.
2381 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2382 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2383 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2385 (mips_ok_for_lazy_binding_p): New function.
2386 (mips_load_call_address, mips_expand_call): Use it.
2387 (mips_dangerous_for_la25_p): Likewise.
2388 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2389 (*got_disp<mode>): Use got_disp_operand instead of
2390 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2391 SYMBOL_GOTOFF_GLOBAL.
2392 (*got_page<mode>): Use got_page_ofst_operand instead of
2394 * config/mips/predicates.md (const_call_insn_operand): Use
2395 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2396 (global_got_operand): Rename to...
2397 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2399 (local_got_operand): Rename to...
2400 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2401 of SYMBOL_GOT_LOCAL.
2403 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2405 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2406 TARGET_CALL_CLOBBERED_GP.
2407 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2408 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2409 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2410 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2411 of TARGET_ABICALLS && !TARGET_NEWABI.
2412 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2413 * config/mips/mips.c (mips_load_call_address): Check
2414 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2415 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2416 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2417 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2418 TARGET_ABICALLS && TARGET_NEWABI.
2419 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2421 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2422 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2423 TARGET_ABICALLS && TARGET_NEWABI.
2424 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2425 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2426 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2427 whether indirect calls must use $25.
2428 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2430 * config/mips/mips.md (jal_macro): Check flag_pic and
2431 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2432 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2433 instead of TARGET_ABICALLS.
2434 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2435 TARGET_ABICALLS && TARGET_OLDABI.
2436 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2437 (sibcall): In the comment above the define_insn, mention
2438 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2439 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2440 instead of TARGET_ABICALLS.
2442 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2444 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2445 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2446 (MACFLAGS_MATCH_P): New macro.
2447 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2448 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2449 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2450 the other MACFLAG constants.
2451 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2452 (flag_machi): Tighten constraints. Renumber some of the operands.
2453 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2455 (flag_machi_parts_acconly): New pattern.
2456 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2458 (flag_macinit1hi): Tighten constraints.
2459 (flag_mul_macv2hi_parts_acconly): New pattern.
2461 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2462 Use a more efficient implementation.
2463 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2464 inline sequences when not optimizing for size.
2466 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2467 movhi_high2low): Delete, merge functionality into...
2468 (packv2hi): ... this pattern.
2470 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2471 * config/bfin/bfin.opt (msim): New option.
2472 (mcpu=): New option.
2473 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2474 (bfin_cpu_t): Typedef of enum bfin_cpu.
2475 (bfin_cpu_type): New declaration.
2476 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2477 -msim and -mcpu= options.
2478 (LIB_SPEC): Likewise.
2479 * config/bfin/bfin.c (bfin_cpu_type): Define.
2480 (bfin_handle_option): Handle -mcpu= option.
2481 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2482 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2483 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2485 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2487 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2488 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2489 (powerpc-wrs-vxworksae): Use ${tm_file}.
2490 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2491 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2492 * config/i386/vx-common.h: New file.
2494 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2496 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2499 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2501 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2504 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2508 * c-common.c (c_build_qualified_type): Set canonical type
2511 2007-04-12 Richard Guenther <rguenther@suse.de>
2513 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2514 lower bound and element size if lower bound is not zero
2515 or either of the ARRAY_REF operands is set.
2517 2007-04-12 Richard Guenther <rguenther@suse.de>
2519 PR tree-optimization/24689
2520 PR tree-optimization/31307
2521 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2523 * gimplify.c (canonicalize_addr_expr): To be consistent with
2524 gimplify_compound_lval only set operands two and three of
2525 ARRAY_REFs if they are not gimple_min_invariant. This makes
2526 it never at this place.
2527 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2529 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2531 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2532 null before emitting a .nsubspa directive.
2534 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2536 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2537 need_to_partition_p if there are no memory statements in the
2540 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2542 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2543 (gcd_of_steps_may_divide_p): New function.
2544 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2546 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2548 * reload.c (find_reloads_toplev, find_reloads_address,
2549 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2550 not a pointer equality test, to decide if we need to call
2551 push_reg_equiv_alt_mem.
2553 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2555 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2556 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2557 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2559 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2561 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
2562 vector to be positive.
2564 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2568 * doc/invoke.texi: Document --params max-aliased-vops and
2570 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
2571 debug_memory_partitions): Move to tree-flow.h
2572 * params.h (AVG_ALIASED_VOPS): Define.
2573 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
2575 (mp_info_t): Likewise.
2576 (get_mem_sym_stats_for): New.
2577 (set_memory_partition): Move from tree-flow-inline.h.
2578 (mark_non_addressable): Only clear the set of symbols for the
2579 partition if it exists.
2580 (dump_memory_partitions): Move from tree-ssa-operands.c
2581 (debug_memory_partitions): Likewise.
2582 (need_to_partition_p): New.
2583 (dump_mem_ref_stats): New.
2584 (debug_mem_ref_stats): New.
2585 (dump_mem_sym_stats): New.
2586 (debug_mem_sym_stats): New.
2587 (update_mem_sym_stats_from_stmt): New.
2588 (compare_mp_info_entries): New.
2589 (mp_info_cmp): Call it.
2590 (sort_mp_info): Change argument to a list of mem_sym_stats_t
2592 (get_mpt_for): Move from tree-ssa-operands.c.
2593 (find_partition_for): New.
2594 (create_partition_for): Remove.
2595 (estimate_vop_reduction): New.
2596 (update_reference_counts): New.
2597 (build_mp_info): New.
2598 (compute_memory_partitions): Refactor.
2599 Document new heuristic.
2600 Call build_mp_info, update_reference_counts,
2601 find_partition_for and estimate_vop_reduction.
2602 (compute_may_aliases): Populate virtual operands before
2603 calling debugging dumps.
2604 (delete_mem_sym_stats): New.
2605 (delete_mem_ref_stats): New.
2606 (init_mem_ref_stats): New.
2607 (init_alias_info): Call it.
2608 (maybe_create_global_var): Remove alias_info argument.
2609 Get number of call sites and number of pure/const call sites
2610 from gimple_mem_ref_stats().
2611 (dump_alias_info): Call dump_memory_partitions first.
2612 (dump_points_to_info_for): Show how many times a pointer has
2614 * opts.c (decode_options): For -O2 set --param
2615 max-aliased-vops to 500.
2616 For -O3 set --param max-aliased-vops to 1000 and --param
2617 avg-aliased-vops to 3.
2618 * fortran/options.c (gfc_init_options): Remove assignment to
2620 * tree-flow-inline.h (gimple_mem_ref_stats): New.
2621 * tree-dfa.c (dump_variable): Dump memory reference
2623 Dump NO_ALIAS* settings.
2624 (referenced_var_lookup): Tidy.
2625 (mem_sym_stats): New.
2626 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
2627 and ORIG are different SSA names for a memory partition.
2628 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
2629 * tree-flow.h (struct mem_sym_stats_d): Define.
2630 (mem_sym_stats_t): Define.
2631 (struct mem_ref_stats_d): Define.
2632 (struct gimple_df): Add field mem_ref_stats.
2633 (enum noalias_state): Define.
2634 (struct var_ann_d): Add bitfield noalias_state.
2635 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
2636 debug_mem_ref_stats, debug_memory_partitions,
2637 debug_mem_sym_stats): Declare.
2638 * tree-ssa-structalias.c (update_alias_info): Update call
2639 sites, pure/const call sites and asm sites in structure
2640 returned by gimple_mem_ref_stats.
2641 Remove local variable IS_POTENTIAL_DEREF.
2642 Increase NUM_DEREFS if the memory expression is a potential
2644 Call update_mem_sym_stats_from_stmt.
2645 If the memory references memory, call
2646 update_mem_sym_stats_from_stmt for all the direct memory
2647 symbol references found.
2648 (intra_create_variable_infos): Set noalias_state field for
2649 pointer arguments according to the value of
2650 flag_argument_noalias.
2651 * tree-ssa-structalias.h (struct alias_info): Remove fields
2652 num_calls_found and num_pure_const_calls_found.
2653 (update_mem_sym_stats_from_stmt): Declare.
2654 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
2655 Set default value to 100.
2656 (PARAM_AVG_ALIASED_VOPS): Define.
2658 2007-04-11 Richard Guenther <rguenther@suse.de>
2661 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
2662 a * -b + c as c - a * b if we honor sign dependent rounding.
2664 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2666 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
2668 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
2669 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
2671 (initialize_trampoline): Don't use old-style function definition.
2672 (bfin_secondary_reload): Mark IN_P argument as unused.
2674 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
2676 PR tree-optimization/31343
2677 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
2678 (build_polynomial_chrec): Return a scalar when the evolution is zero.
2679 * testsuite/gcc.dg/vect/pr31343.c: New.
2681 2007-04-10 Eric Christopher <echristo@apple.com>
2683 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
2684 * config/i386/i386.md (*cmpfp0): Use.
2685 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2686 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2687 (fix_trunc<mode>_i386_fisttp): Ditto.
2688 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2689 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2690 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2691 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2692 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2693 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2694 (unnamed_splitters): Ditto.
2695 * config/i386/i386.c (output_fix_trunc): Assert that
2696 we're not being passed a TFmode operand.
2698 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
2700 PR tree-optimization/31526
2701 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
2702 n_basic_blocks to find newly added blocks.
2704 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
2706 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
2708 (fix_trunc<mode>si_sse): Ditto.
2709 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
2710 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
2711 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
2712 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
2713 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
2714 expander using SSEMODEF mode macro.
2715 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
2716 expander using SSEMODEF mode macro.
2717 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
2718 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
2719 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
2720 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
2721 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
2722 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
2723 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
2724 Macroize insn using X87MODEF mode macro.
2726 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
2728 * config/i386/sse.md (sse2_pinsrw): Removed.
2729 (sse2_pextrw): Renamed to ...
2730 (*sse2_pextrw): This.
2732 2007-04-09 Jan Hubicka <jh@suse.cz>
2735 * config/i386/sse.md
2736 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
2737 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
2738 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
2739 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
2741 2007-04-09 Jan Hubicka <jh@suse.cz>
2743 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
2744 multiple fields of union.
2746 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
2748 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
2749 (create_preheaders): Check that loops are available.
2750 (fix_loop_structure): Clean up, improve comments.
2751 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
2752 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
2754 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
2755 * predict.c (tree_estimate_probability): Do not call
2756 calculate_dominance_info. Call create_preheaders.
2757 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
2758 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
2760 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
2761 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
2762 * tree-cfg.c (tree_split_edge): Make an assert more precise.
2763 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
2766 2007-04-08 Jan Hubicka <jh@suse.cz>
2768 * tree.h (maybe_fold_offset_to_component_ref): Declare.
2769 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
2770 * fold-const.c (fold_unary): Use it.
2772 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2774 * varasm.c (assemble_variable): Remove call to
2775 lang_hooks.decls.prepare_assemble_variable.
2776 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
2777 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
2778 * langhooks.h (lang_hooks_for_decls): Remove
2779 prepare_assemble_variable.
2781 2007-04-08 Mike Stump <mrs@apple.com>
2783 * config/i386/i386.c: Use inc/dec on Core2.
2785 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
2787 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
2788 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2789 lhd_tree_inlining_end_inlining): Remove.
2790 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
2791 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
2793 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
2794 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2795 lhd_tree_inlining_end_inlining): Remove prototypes.
2796 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
2797 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
2798 LANG_HOOKS_TREE_INLINING_START_INLINING,
2799 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
2801 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
2804 2007-04-08 Anatoly Sokolov <aesok@post.ru>
2807 * config/avr/predicates.md (io_address_operand): Delete predicate.
2808 (low_io_address_operand): Don't use 'mode' argument.
2809 (higth_io_address_operand): Rename ...
2810 (high_io_address_operand): ... to this. Don't use 'mode' argument.
2811 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
2814 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
2816 Revert change removing staticp.
2818 2007-04-07 Anatoly Sokolov <aesok@post.ru>
2821 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
2824 2007-04-07 Bruce Korb <bkorb@gnu.org>
2826 * c.opt: Add -Wformat-contains-nul.
2827 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
2829 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
2830 the NUL byte warning.
2832 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
2834 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
2836 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2838 * tree.c (staticp): No longer use staticp langhook.
2839 * langhooks.c (lhd_staticp): Removed.
2840 * langhooks.h (struct lang_hooks): Remove staticp.
2841 * c-common.c (c_staticp): Remove.
2842 * c-common.h (c_staticp): Ditto.
2843 * langhooks-defs.h (lhd_staticp): Ditto.
2844 (LHD_HOOKS_STATICP): Ditto
2845 * tree.h (gcc_assert_lowered): New macro.
2847 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2849 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
2850 argument "reliable".
2851 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
2852 Add argument "reliable". Propagate it through calls.
2853 (infer_loop_bounds_from_undefined): Derive number of iterations
2854 estimates from references in blocks that do not dominate loop latch.
2855 (gcov_type_to_double_int): New function.
2856 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
2857 and expected_loop_iterations_unbounded.
2858 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
2859 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
2860 * tree-data-ref.c (estimated_loop_iterations): Export.
2861 (get_references_in_stmt): Fix -- do not return addresses of local
2863 * cfgloop.h (expected_loop_iterations_unbounded,
2864 estimated_loop_iterations): Declare.
2866 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2868 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2870 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2872 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
2873 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
2874 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
2875 Use output_387_reg_move().
2876 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
2877 expander using X87MODEF12 mode macro.
2878 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
2879 choosing register preferences. Use output_387_reg_move().
2880 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
2881 instead of "x". Use output_387_reg_move().
2882 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
2883 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
2884 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
2885 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
2886 Use output_387_reg_move().
2887 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
2889 (*truncxf?f_i387 splitter): Ditto.
2891 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2893 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2894 LANG_HOOKS_SAFE_FROM_P.
2895 * expr.c (safe_from_p): Remove langhook call.
2896 * langhooks.h (lang_hooks): Remove safe_from_p.
2897 (lhd_safe_from_p): Remove prototype.
2898 * langhooks.c (lhd_safe_from_p): Remove.
2900 2007-04-06 Jan Hubicka <jh@suse.cz>
2902 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2905 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2907 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
2908 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
2909 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
2910 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
2912 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
2913 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
2915 2007-04-05 Richard Henderson <rth@redhat.com>
2917 * config/alpha/alpha.c (print_operand) [+]: Remove.
2918 (alpha_end_function): Print nop if call at end of function.
2919 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
2920 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
2921 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
2922 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
2923 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
2924 the call pattern. Update peepholes to match.
2926 2007-04-05 Janis Johnson <janis187@us.ibm.com>
2928 * doc/extend.texi (Other Builtins): Add decimal float variants
2930 * builtins.def: Ditto.
2931 * builtins.c (expand_builtin): Ditto.
2933 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
2934 H.J. Lu <hongjiu.lu@intel.com>
2937 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
2938 of V8HImode when calling ix86_binary_operator_ok.
2939 (sse2_pmaddwd): Call ix86_binary_operator_ok.
2940 (sdot_prodv8hi): Operands 1 and 2 must be register.
2942 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2944 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2945 initialize align to silence bogus warning.
2947 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2950 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2952 (struct sra_walk_fns): Remove use_all parameter from use.
2953 (sra_hash_tree): Handle BIT_FIELD_REFs.
2954 (sra_elt_hash): Don't hash bitfld blocks.
2955 (sra_elt_eq): Skip them in parent compares as well. Handle
2957 (sra_walk_expr): Don't maintain or pass down use_all_p.
2958 (scan_use): Remove use_all parameter.
2959 (scalarize_use): Likewise. Re-expand assignment to
2960 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2961 output, and re-scalarize after output. Don't mark anything
2963 (scalarize_ldst): Adjust.
2964 (scalarize_walk_gimple_modify_statement): Likewise.
2965 (build_element_name_1): Handle BIT_FIELD_REFs.
2966 (instantiate_element): Don't warn for any element whose parent
2968 (instantiate_missing_elements_1): Return the sra_elt.
2969 (canon_type_for_field): New.
2970 (try_instantiate_multiple_fields): New.
2971 (instantiate_missing_elemnts): Use them.
2972 (mark_no_warning): Removed.
2973 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2974 (REPLDUP, sra_build_elt_assignment): New.
2975 (generate_copy_inout): Use them.
2976 (generate_element_copy): Likewise. Handle bitfld differences.
2977 (generate_element_zero): Don't recurse for blocks. Use
2978 sra_build_elt_assignment.
2979 (generate_one_element_int): Take elt instead of var. Use
2980 sra_build_elt_assignment.
2981 (generate_element_init_1): Adjust.
2982 (scalarize_use, scalarize_copy): Use REPLDUP.
2983 (scalarize_ldst): Move assert before dereference.
2984 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2986 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2988 * regmove.c: Fix unused variable warnings due to previous commit.
2990 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2992 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
2993 (regmove_bb_head): Remove.
2994 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
2995 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
2996 problems with fixup_match_1.
2997 Don't initialize/free regmove_bb_head.
2999 (reg_is_remote_constant_p): If an insn is in the same basic block
3000 but not before INSN, consider it remote, too.
3002 2007-04-05 Anatoly Sokolov <aesok@post.ru>
3005 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
3006 DECL_ASSEMBLER_NAME, not the DECL_NAME.
3008 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
3010 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
3011 (CONDITIONAL_REGISTER_USAGE): Likewise.
3013 2007-04-04 Richard Henderson <rth@redhat.com>
3015 * config/alpha/lib1funcs.asm: Remove unused file.
3017 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3020 * opts.c (print_specific_help): Fix --help=<language>
3022 (common_handle_option): Support --help=common.
3024 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3027 * gcc.c (main): Do not run the linker if
3028 print_subprocess_help indicates that it shouldn't be
3031 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3034 * doc/invoke.texi (--help=): Document <languages> value, fix
3035 formatting in tables of values.
3037 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
3039 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
3040 dllimport attribute of virtual methods.
3042 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
3044 * config/score/crti.asm: Change _bss_start to __bss_start.
3045 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
3046 (OUTGOING_REG_PARM_STACK_SPACE) update.
3047 * config/score/score.opt: add options to make backend support
3048 score5, score5u, score7 and score7d.
3049 * config/score/score.md: Likewise.
3050 * config/score/misc.md: Likewise.
3051 * config/score/mac.md: Likewise.
3052 * doc/invoke.texi: Likewise.
3053 * doc/md.texi: update constraints define.
3055 2007-04-03 Richard Henderson <rth@redhat.com>
3057 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
3058 an appropriate type, use the mode instead.
3060 2007-04-03 Richard Sandiford <richard@codesourcery.com>
3062 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
3063 Set the default --with-arch setting to mips2.
3064 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
3065 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3066 (MULTILIB_OSDIRNAMES): Delete.
3067 (MULTILIB_DIRNAMES): Define.
3068 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
3069 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
3070 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
3071 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
3072 VXWORKS_OS_CPP_BUILTINS.
3073 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
3074 (MIPS_DEBUGGING_INFO): Undefine.
3075 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
3077 2007-04-03 Jakub Jelinek <jakub@redhat.com>
3080 * fold-const.c (native_encode_real): Encode real.c provided longs
3081 as a series of 32-bit native integers.
3082 (native_interpret_real): Interpret buffer as a series of 32-bit
3085 2007-04-03 Richard Guenther <rguenther@suse.de>
3087 * genpreds.c (write_insn_constraint_len): Write function
3088 optimized for CONSTRAINT_LEN implementation.
3089 (write_tm_preds_h): Output insn_constraint_len inline and
3090 use it for CONSTRAINT_LEN.
3091 (write_insn_preds_c): Don't output insn_constraint_len.
3092 * doc/md.texi (define_register_constraint): Document multi-letter
3093 constraints shall have the same length if they start with the same
3096 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3099 * config/i386/i386.md (isinf<mode>2): Expand only when
3100 TARGET_C99_FUNCTIONS is set.
3102 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3104 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
3105 (x86_64-*-linux*): Ditto.
3106 * config/i386/i386.opt (mpc): New option.
3107 * config/i386/i386.c (overrride_options): Handle
3108 ix87_precision_string.
3109 * config/i386/crtprec.c: New file.
3110 * config/i386/t-crtpc: Ditto.
3111 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
3113 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
3114 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3115 crtprec32.o, crtprec64.o and crtprec80.o.
3117 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
3119 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
3121 2007-04-02 Eric Christopher <echristo@apple.com>
3123 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
3124 limitations on darwin.
3126 2007-04-02 Anatoly Sokolov <aesok@post.ru>
3129 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
3131 2007-04-02 Dave Korn <dave.korn@artimi.com>
3133 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
3135 2007-04-02 Dave Korn <dave.korn@artimi.com>
3137 * libgcc2.h (exception_descriptor): Don't forward-declare.
3138 (__get_eh_table_language, __get_eh_table_version): Delete
3139 prototypes of long-dead functions.
3141 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
3143 * ebitmap.h: New file
3144 * ebitmap.c: New file
3145 * Makefile.in (ebitmap.o): New target.
3147 2007-04-01 Jan Hubicka <jh@suse.cz>
3149 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
3150 before very first instruction.
3152 2007-04-01 Jan Hubicka <jh@suse.cz>
3154 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
3155 waring on 64bit hosts.
3156 * bitmap.h: Fix typo in bitmap_head_def.
3158 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
3160 PR rtl-optimization/31391
3161 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
3162 into a DELETED_LABEL note, and the label is in an empty basic
3163 block, update BB_END as well as BB_HEAD.
3165 2007-04-01 Richard Henderson <rth@redhat.com>
3167 PR tree-optimization/31169
3168 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
3169 to varying if the range is outside [0, prec-1].
3171 2007-04-01 Richard Sandiford <richard@codesourcery.com>
3174 * config/mips/mips.md (load_const_gp): New insn.
3175 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
3176 the MIPS16 GP pseudo register if no_new_pseudos.
3177 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
3179 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3182 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
3184 (call_value): Likewise.
3186 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
3187 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3190 * doc/invoke.texi: (optimization options): Reword description
3191 of -ffast-math. Document its primary purpose.
3193 2007-03-31 Richard Guenther <rguenther@suse.de>
3195 * omp-low.c (splay-tree.h): Include.
3196 (lookup_decl): Replace splay-tree usage by pointer-map.
3197 (maybe_lookup_decl): Likewise.
3198 (new_omp_context): Likewise.
3199 (delete_omp_context): Likewise.
3200 * gimplify.c (splay-tree.h): Include.
3201 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
3203 (remap_ssa_name): Likewise.
3204 (remap_decl): Likewise.
3205 (remap_type_1): Likewise.
3206 (remap_type): Likewise.
3207 (copy_body_r): Likewise.
3208 (expand_call_inline): Likewise.
3209 (clone_body): Likewise.
3210 (copy_tree_r): Likewise.
3211 (remap_save_expr): Likewise.
3212 (unsave_r): Likewise.
3213 (unsave_expr_now): Likewise.
3214 (tree_function_versioning): Likewise.
3215 (build_duplicate_type): Likewise.
3216 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
3217 (struct copy_body_data): Replace splay-tree by pointer-map.
3218 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
3219 not $(SPLAY_TREE_H).
3220 (gimplify.o): Depend on $(SPLAY_TREE_H).
3221 (omp-low.p): Likewise.
3223 2007-03-31 Anatoly Sokolov <aesok@post.ru>
3225 * config/avr/predicates.md (even_register_operand,
3226 odd_register_operand): New predicates.
3227 * config/avr/avr.md (movw peephole2): New.
3228 (movw_r peephole2): New.
3230 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
3232 * tree.h (get_signed_or_unsigned_type): New.
3233 * fold-const.c (operand_equal_for_comparison_p): Use
3234 get_signed_or_unsigned_type instead of
3235 lang_hooks.types.signed_or_unsigned_type.
3236 * expr.c (store_expr): Ditto.
3237 * langhooks.c (get_signed_or_unsigned_type): New.
3238 (lhd_signed_or_unsigned_type): New.
3239 * langhooks.h (lhd_signed_or_unsigned_type): New.
3240 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
3242 2007-03-30 Richard Henderson <rth@redhat.com>
3244 * tree-ssa-loop-ivopts.c: Include target.h.
3245 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
3246 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
3247 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
3248 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
3250 2007-03-30 Richard Henderson <rth@redhat.com>
3251 Kai Tietz <kai.tietz@onevision.com>
3253 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
3255 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
3256 (TARGET_64BIT_MS_ABI): New.
3257 (DBX_REGISTER_NUMBER): Handle 64-bit.
3258 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
3259 (LONG_TYPE_SIZE): Force to 32.
3260 (REG_PARM_STACK_SPACE): New.
3261 (OUTGOING_REG_PARM_STACK_SPACE): New.
3262 (REGPARM_MAX, SSE_REGPARM_MAX): New.
3263 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3264 (STACK_BOUNDARY): Use 128 for 64-bit.
3265 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
3266 Add 64-bit implementation.
3267 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
3269 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
3270 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
3271 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
3272 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
3273 (ix86_handle_cconv_attribute): Don't warn when ignoring if
3274 TARGET_64BIT_MS_ABI.
3275 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
3276 (ix86_pass_by_reference): Likewise.
3277 (ix86_function_value_regno_p): Likewise.
3278 (ix86_build_builtin_va_list): Likewise.
3279 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3280 (function_arg_advance_ms_64): New.
3281 (function_arg_advance): Call it.
3282 (function_arg_ms_64): New.
3283 (function_arg): Call it.
3284 (function_value_ms_64): New.
3285 (ix86_function_value_1): Call it.
3286 (return_in_memory_ms_64): New.
3287 (ix86_return_in_memory): Call it.
3288 (setup_incoming_varargs_ms_64): New.
3289 (ix86_setup_incoming_varargs): Call it.
3290 (ix86_expand_prologue): Handle 64-bit stack probing.
3291 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3292 (output_pic_addr_const): Likewise.
3293 (x86_this_parameter): Likewise.
3294 (x86_output_mi_thunk): Likewise.
3295 (x86_function_profiler): Likewise.
3296 (TARGET_STRICT_ARGUMENT_NAMING): New.
3297 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3298 (TARGET_64BIT_MS_ABI): New.
3299 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3300 * config/i386/i386.md (allocate_stack_worker): Remove.
3301 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3302 describe the clobber of eax without a match_scratch.
3303 (allocate_stack_worker_postreload): Remove.
3304 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3305 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3306 (allocate_stack_worker_rex64_postreload): Remove.
3307 (allocate_stack): Handle 64-bit.
3308 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3309 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3310 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3311 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3312 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3313 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3314 * config.build (x86_64-*-mingw*): New host.
3315 * config.host (x86_64-*-mingw*): New host.
3316 * config.gcc (x86_64-*-mingw*): New target.
3317 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3319 2007-03-30 Richard Henderson <rth@redhat.com>
3320 Kai Tietz <kai.tietz@onevision.com>
3322 * c-pragma.c (struct def_pragma_macro_value): New.
3323 (struct def_pragma_macro): New.
3324 (pushed_macro_table): New.
3325 (dpm_hash, dpm_eq): New.
3326 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3327 (init_pragma): Install them.
3328 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3330 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3332 * config/avr/avr.c (avr_override_options): Clear
3333 'flag_delete_null_pointer_checks'.
3335 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3338 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3339 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3340 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3341 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3342 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3343 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3344 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3346 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3348 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3350 * regmove.c: Move all of pass_stack_adjustments from here...
3351 * combine-stack-adj.c: ...to this new file.
3352 * Makefile.in: Add rules for combine-stack-adj.o.
3354 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3356 PR tree-optimization/31383
3357 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3358 to have the same length.
3360 2007-03-30 Jan Hubicka <jh@suse.cz>
3363 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3364 availablility; add more sanity checking; ask varpool only about
3367 2007-03-29 Richard Henderson <rth@redhat.com>
3369 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3370 to decide, but __SIZEOF_LONG_LONG__.
3372 2007-03-29 Richard Henderson <rth@redhat.com>
3374 * emutls.c (struct __emutls_array): New.
3375 (emutls_destroy): Use it instead of casting element 0 from void*.
3376 (__emutls_get_address): Likewise.
3378 2007-03-29 Richard Henderson <rth@redhat.com>
3380 * varasm.c (initializer_constant_valid_p): Don't deny
3381 DECL_DLLIMPORT_P on functions.
3383 * config/i386/cygming.h: Remove function declarations.
3384 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3385 (ASM_OUTPUT_LABELREF): Remove.
3386 (COMMON_ASM_OP): Remove.
3387 (ASM_OUTPUT_COMMON): Remove.
3388 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3389 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3390 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3391 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3392 Rename from TARGET_ENCODE_SECTION_INFO.
3393 * config/i386/netware.h: Likewise.
3394 * config/i386/i386-protos.h: Update.
3395 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3396 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3397 (legitimate_constant_p): Reject dllimports.
3398 (dllimport_map, get_dllimport_decl): New.
3399 (legitimize_dllimport_symbol): New.
3400 (legitimize_address, ix86_expand_move): Use it.
3401 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3402 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3403 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3404 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3405 * config/i386/predicates.md (constant_call_address_operand): Only
3406 accept symbols; reject dllimport_p symbols.
3407 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3408 i386_pe_maybe_record_exported_symbol.
3409 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3410 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3411 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3412 trust the setting of DECL_DLLIMPORT_P.
3413 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3414 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3415 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3416 tidy the argument scanning loop.
3417 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3418 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3419 (i386_pe_strip_name_encoding): Remove.
3420 (i386_pe_binds_local_p): New.
3421 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3422 (i386_pe_output_labelref): Remove.
3423 (i386_pe_asm_output_aligned_decl_common): New.
3424 (i386_pe_maybe_record_exported_symbol): Rename from
3425 i386_pe_record_exported_symbol; check for dllexported symbols.
3427 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3429 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3430 add comment explaining why vsnprintf cannot be used.
3432 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3434 PR tree-optimization/30666
3435 * tree.c (build_complex_type): When creating type names for DWARF2
3436 debug info, create TYPE_DECLs for TYPE_NAME instead of
3438 (build_common_tree_nodes_2): Use build_complex_type when building
3439 predefined complex types, to preserve canonical types.
3441 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3443 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3444 (noce_get_alt_condition): Look at it to determine whether to
3445 reverse the condition or not.
3446 (noce_get_condition): Substitute the truth for lies.
3447 (noce_find_if_block): Set the then_else_reversed field.
3449 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3451 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3452 destination of this insn.
3453 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3454 than calling gen_rtx_SET directly. Use r0 to hold the value of
3455 'address + 4' rather than a stack based temporary which can be
3458 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3460 * config/s390/s390.c (s390_secondary_input_reload_class,
3461 s390_secondary_output_reload_class): Functions removed.
3462 (s390_secondary_reload): New function.
3463 (TARGET_SECONDARY_RELOAD): Target macro defined.
3464 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3465 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3466 * config/s390/s390.md ("reload_outti", "reload_outdi",
3467 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3468 "reload_out<mode>"): Expanders removed.
3469 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3470 "reload<mode>_nonoffmem_out"): Expanders added.
3472 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3474 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3475 SRC->DEST replacement failed anyway.
3477 2007-03-28 Mike Stump <mrs@apple.com>
3479 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3480 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3481 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3483 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3485 * config.gcc: Accept barcelona as a variant of amdfam10.
3486 * config/i386/i386.c (override_options): Likewise.
3487 * doc/invoke.texi: Likewise.
3489 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3491 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3492 offsets for BIT_FIELD_REF and COMPONENT_REF.
3494 2007-03-28 Richard Guenther <rguenther@suse.de>
3496 * tree.c (is_global_var): Move ...
3497 * tree-flow-inline.h (is_global_var): ... here.
3498 * tree.h (is_global_var): Remove declaration.
3500 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3502 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3504 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3505 * config/i386/i386.c (ix86_tune_features): Initialize new
3507 * config/i386/predicates.md (promotable_binary_operator): Use
3508 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3510 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3513 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3515 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3517 * config/fr30/fr30.md (movsi_internal): Change destination
3518 constraint from m to V and add m to the end.
3520 2007-03-28 Christian Bruel <christian.bruel@st.com>
3522 * config/sh/sh.md (movsi_i): Fix type attribute.
3524 2007-03-28 Christian Bruel <christian.bruel@st.com>
3526 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3527 (movsf_ie): Likewise.
3529 2007-03-28 Christian Bruel <christian.bruel@st.com>
3531 * config.gcc: Add sh4-300 to multilib.
3532 * config/sh/t-mlib-sh4-300: New file.
3534 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3536 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3537 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3539 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3540 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3541 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3542 "fixuns_trunctddi2"): Whitespace fix.
3544 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3546 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3547 the definition of struct sh_args.
3548 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3549 CALL_COOKIE_INT_REG_GET): Likewise.
3551 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3553 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3554 transformations are applied successfully.
3556 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3558 * tree.c (tree_contains_struct): Permit 512 tree codes.
3559 * tree.h (tree_contains_struct): Ditto.
3560 (MAX_TREE_CODES): Ditto.
3561 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
3562 SPARE member to store remaining padding bits.
3564 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3566 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
3569 2007-03-27 Janis Johnson <janis187@us.ibm.com>
3571 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
3572 * configure: Regenerate.
3574 * configure: Regenerate using the correct version of autoconf.
3576 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3578 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
3580 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
3581 regs to "__SP_L__" and "__SP_H__".
3583 2007-03-27 Richard Guenther <rguenther@suse.de>
3585 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
3586 computations with it with a HOST_WIDE_INT variable.
3588 2007-03-26 Mike Stump <mrs@apple.com>
3590 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
3591 objective-c-header, objective-c++-header and objc++-cpp-output
3593 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3595 2007-03-26 Richard Henderson <rth@redhat.com>
3598 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
3599 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
3600 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
3601 IX86_BUILTIN_PSRLQ128): New.
3602 (ix86_init_mmx_sse_builtins): Add them.
3603 (ix86_expand_builtin): Expand them.
3604 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
3605 operand 2 be TImode.
3606 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
3607 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3608 _mm_srli_epi64): Mark __B const.
3609 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
3610 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
3611 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
3612 new two-vector shift builtins.
3614 2007-03-26 Ian Lance Taylor <iant@google.com>
3616 PR tree-optimization/31345
3617 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
3618 [+INF, +INF(OVF)] into VARYING.
3620 2007-03-26 Zack Weinberg <zackw@panix.com>
3622 * gengtype-parse.c: New file.
3623 * gengtype-yacc.y: Delete.
3624 * gengtype-lex.l: Don't include gengtype-yacc.h.
3625 Define YY_DECL and yyterminate appropriately for recursive
3626 descent parser. yylval is now a string out-parameter to yylex.
3627 (HWS, EOID): New shorthand.
3628 (IWORD): Add a couple more types.
3629 (yylex): Add a setup stanza. Remove the complex rules for
3630 detecting GTY'ed types and typedefs; replace with simple
3631 keyword detectors. Adjust everything for the changed
3632 definition of yylval. Ignore all pp-directives, not just #define.
3634 (parse_file): Rename yybegin; do not call yyparse.
3636 * gengtype.c (xasprintf): Export again.
3637 (this_file): New. Use everywhere __FILE__ was being used.
3638 (get_lang_bitmap): Special case types defined in gengtype.c.
3639 (do_typedef, new_structure): Suppress definition of certain types.
3640 (new_structure): Improve diagnostics of duplicate definitions.
3641 Make sure location_s is associated with input.h.
3642 (nreverse_pairs, define_location_structures): New functions.
3643 (main): Improve tagging of kludge types. Remove old kludges
3644 for input.h types; use define_location_structures.
3645 * gengtype.h: Update prototypes. Define token codes here.
3646 * Makefile.in: Remove all references to gengtype-yacc.
3647 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
3649 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
3650 add GTY((skip)) to the field that's only conditionally there.
3651 * doc/install.texi: Document that Bison is no longer required
3652 unless building treelang.
3654 * gengtype.c: Don't include gtyp-gen.h.
3655 (srcdir): Declare here.
3656 (base_files, lang_dir_names): Allocate dynamically.
3657 (gt_files, num_gt_files, num_lang_dirs): New globals.
3658 (measure_input_list, read_input_line, read_input_list)
3659 (set_lang_bitmap): New functions.
3660 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
3661 simplify, relying on read_input_list to set up the bitmaps.
3662 (main): Arguments are no longer unused. Check for correct number
3663 of command line arguments, set srcdir and srcdir_len, then call
3664 read_input_list, before doing anything else. No need to worry
3665 about duplicates in main loop.
3666 * configure.ac: Simplify the calculation of all_gtfiles.
3667 Put language tags in there. Don't set or substitute
3668 all_gtfiles_files_langs or all_gtfiles_files_frags.
3669 * Makefile.in: Revamp the way gengtype is invoked, now that it
3670 takes a file on its command line with a much simpler format.
3671 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
3672 (GTFILES): Remove duplicates and C source files.
3673 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
3674 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
3675 * configure: Regenerate.
3677 * gengtype.h: Remove all type definitions to gengtype.c; leave
3678 only definitions of options_p, type_p, and pair_p as opaque
3679 pointers. Update prototypes.
3680 * gengtype.c: Many type definitions moved here from gengtype.h.
3681 Consolidate type definitions at the top of the file.
3682 (xvasprintf): Delete.
3683 (xasprintf): Make static.
3684 (create_nested_pointer_option): Add 'next' parameter.
3685 (create_field_all, create_field_at): New functions.
3686 (create_field): Now a thin wrapper around create_field_all.
3687 (create_optional_field): Rename create_optional_field_ and add
3688 line argument. Original name is now a macro which supplies
3690 (oprintf): Use vsnprintf directly.
3691 (close_output_files): Use fatal rather than perror/exit.
3692 (note_def_vec, note_def_vec_alloc): Use create_field_at.
3693 (main): Set progname. Don't use exit.
3694 * gengtype-yacc.y (struct_fields): Use create_field_at.
3695 (option, optionseqopt): Delete.
3696 (optionseq): Consolidate productions from option here so we
3697 can use the first argument to create_option.
3699 * gengtype-lex.l: Distinguish unions from structures in the
3700 token type. Don't call find_structure; return the tag as a string.
3701 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
3702 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
3703 Reorganize typedef_struct production accordingly.
3704 Use create_nested_ptr_option.
3705 * gengtype.c (create_nested_ptr_option): New function.
3706 * gengtype.h: Declare it.
3708 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
3709 (string_type): Don't declare.
3710 (do_scalar_typedef): Declare.
3711 (create_scalar_type): Update prototype.
3712 * gengtype.c (string_type): Make static.
3713 (scalar_nonchar, scalar_char): New.
3714 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
3715 (resolve_typedef): Use scalar_nonchar for error recovery.
3716 (create_scalar_type): Remove name_len field. Return scalar_char
3717 or scalar_nonchar as appropriate.
3718 (adjust_field_type): Look at scalar_is_char boolean to decide whether
3720 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
3722 (main): Initialize scalar_char and scalar_nonchar before calling
3724 * gengtype-lex.l: Adjust for removal of second argument to
3725 create_scalar_type. Use yylval.s instead of yylval.t when
3727 * gengtype-yacc.y: Type of SCALAR is string. Call
3728 create_scalar_type from type:SCALAR rule. Adjust for removal of
3729 second argument to create_scalar_type.
3731 * vec.h: Remove all #if IN_GENGTYPE blocks.
3732 Add comment saying that changes may require adjustments to gengtype.
3733 * gengtype.c: Don't include coretypes.h or tm.h.
3734 Add comment to inclusion of errors.h.
3735 (note_def_vec, note_def_vec_alloc): New functions.
3736 * gengtype.h: Declare new functions.
3737 * gengtype-lex.l: Don't include coretypes.h.
3738 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
3740 (update_lineno): Remove unnecessary prototype.
3741 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
3742 (VEC rule): Just return VEC_TOKEN.
3743 * gengtype-yacc.y (VEC_TOKEN): New token type.
3744 (type): Add a production for VEC(a,b).
3745 * Makefile.in: Update dependencies.
3747 * gengtype-lex.l: Remove rules for parsing pointer-to-function
3748 typedefs that use the old PARAMS macro.
3750 * gengtype-lex.l: Remove all rules and states relating to yacc
3752 * gengtype-yacc.y: Similarly.
3753 * gengtype.c (note_yacc_type): Delete function.
3754 * gengtype.h: Update prototypes.
3756 2007-03-26 Joseph Myers <joseph@codesourcery.com>
3758 * tree-pretty-print.c (dump_generic_node): Report precision of
3759 unnamed integer types.
3761 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
3763 * ifcvt.c (noce_try_store_flag_constants): Don't check
3764 no_new_pseudos here.
3765 (noce_try_store_flag_constants): Don't check no_new_pseudos.
3766 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
3767 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
3768 noce_try_sign_mask): Likewise.
3769 (if_convert): Check no_new_pseudos here.
3771 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
3773 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
3774 (noce_get_condition): Handle new then_else_reversed argument.
3775 (noce_init_if_info): Remove, fold into noce_find_if_block.
3776 (noce_process_if_block): Take a struct noce_if_info as the
3777 argument. Don't set up one based on ce_if_info. Update pointer
3778 references accordingly.
3779 (cond_move_process_if_block): Likewise.
3780 (process_if_block): Removed.
3781 (find_if_block): Removed. Move functionality two new functions,
3782 noce_find_if_block and cond_exec_find_if_block.
3783 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
3784 blocks and the symmetric IF-ELSE-JOIN case.
3785 (cond_exec_find_if_block): Also new function mostly based on old
3786 find_if_block and process_if_block.
3787 (find_if_header): Replace find_if_block call with separately
3788 guarded calls to noce_find_if_block and cond_exec_find_if_block.
3789 (find_cond_trap): Update noce_get_condition call.
3790 (dead_or_predicable): Likewise.
3792 2007-03-26 Jakub Jelinek <jakub@redhat.com>
3794 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
3796 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
3797 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
3798 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
3799 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
3800 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
3801 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
3802 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
3803 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
3804 __builtin_ia32_psrad128 builtins.
3806 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
3808 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
3809 * config/i386/constraints.md
3810 (define_constraint "I"): Use IN_RANGE macro.
3811 (define_constraint "J"): Ditto.
3812 (define_constraint "K"): Ditto.
3813 (define_constraint "M"): Ditto.
3814 (define_constraint "N"): Ditto.
3815 (define_constraint "O"): Ditto.
3816 * config/i386/predicates.md
3817 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
3818 (define_predicate "const_0_to_3_operand"): Ditto.
3819 (define_predicate "const_0_to_7_operand"): Ditto.
3820 (define_predicate "const_0_to_15_operand"): Ditto.
3821 (define_predicate "const_0_to_63_operand"): Ditto.
3822 (define_predicate "const_0_to_255_operand"): Ditto.
3823 (define_predicate "const_1_to_31_operand"): Ditto.
3824 (define_predicate "const_2_to_3_operand"): Ditto.
3825 (define_predicate "const_4_to_7_operand"): Ditto.
3827 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3829 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
3830 in SImode for save_world.
3831 * config/rs6000/altivec.md (save_world, restore_world): Convert to
3834 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
3836 PR tree-optimization/30784
3837 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
3840 2007-03-25 Revital Eres <eres@il.ibm.com>
3842 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
3843 Fold movement_possibility function into it.
3845 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3847 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
3848 (load_macho_picbase_{si,di}): Convert to LR hard reg.
3849 (call_indirect_nonlocal_darwin64): Same.
3850 (call_nonlocal_darwin64): Same.
3851 (call_value_indirect_nonlocal_darwin64): Same.
3852 (call_value_nonlocal_darwin64): Same.
3853 (sibcall_nonlocal_darwin64): Same.
3854 (sibcall_value_nonlocal_darwin64): Same.
3855 (sibcall_symbolic_64): Same.
3856 (sibcall_value_symbolic_64): Same.
3857 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
3859 (rs6000_emit_load_toc_table): Same.
3860 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
3861 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
3867 (load_toc_v4_pic_si): Same
3868 (load_toc_v4_PIC_1): Same.
3869 (load_toc_v4_PIC_1b): Same.
3870 (call_indirect_aix{32,64}): Same.
3871 (call_value_indirect_aix{32,64}): Same.
3874 (call_local{32,64}): Same.
3875 (call_value_local{32,64}): Same.
3876 (call_indirect_nonlocal_aix{32,64}): Same.
3877 (call_nonlocal_aix{32,64}): Same.
3878 (call_value_indirect_nonlocal_aix{32,64}): Same.
3879 (call_value_nonlocal_aix{32,64}): Same.
3880 (call_indirect_nonlocal_sysv<mode>): Same.
3881 (call_nonlocal_sysv<mode>): Same.
3882 (call_value_indirect_nonlocal_sysv<mode>): Same.
3883 (call_value_nonlocal_sysv<mode>): Same.
3885 (sibcall_local{32,64}): Same.
3886 (sibcall_value_local{32,64}): Same.
3887 (sibcall_nonlocal_aix{32,64}): Same.
3888 (sibcall_value_nonlocal_aix{32,64}): Same.
3889 (sibcall_nonlocal_sysv<mode>): Same.
3890 (sibcall_value): Same.
3891 (sibcall_value_nonlocal_sysv<mode>): Same.
3893 2007-03-24 Paul Brook <paul@codesourcery.com>
3895 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
3896 * config/arm/linux-eabi.h: Remove legacy syscall hack.
3898 2007-03-24 Richard Henderson <rth@redhat.com>
3900 * config/ia64/constraints.md: New file.
3901 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
3902 satisfies_constraint_?.
3903 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
3904 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
3905 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
3906 ia64_output_mi_thunk): Likewise.
3907 (ia64_const_ok_for_letter_p): Remove.
3908 (ia64_const_double_ok_for_letter_p): Remove.
3909 (ia64_extra_constraint): Remove.
3910 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
3911 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
3912 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
3913 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
3914 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
3915 EXTRA_MEMORY_CONSTRAINT): Remove.
3916 * config/ia64/ia64.md: Include constriants.md. Replace
3917 CONST_OK_FOR_? with satisfies_constraint_?.
3919 2007-03-23 Michael Meissner <michael.meissner@amd.com>
3920 H.J. Lu <hongjiu.lu@intel.com>
3922 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
3924 (name macros): Use DPD_BID_NAME to convert names properly.
3926 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
3927 decimal floating point format.
3928 (init_floating_libfuncs): Change decimal functions so that they
3929 have a "bid_" prefix if the decimal system uses the BID format,
3930 and "dpd_" prefix if the decimal system uses the DPD format.
3931 (init_interclass_conv_libfuncs): Ditto.
3932 (init_intraclass_conv_libfuncs): Ditto.
3934 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3935 using the BID format.
3937 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3938 whether we are using the BID decimal format.
3939 * configure: Regenerate.
3941 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3942 the compiler has decimal floating point enabled. Define
3943 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3946 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3947 using the BID format.
3949 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3950 whether we are using the BID decimal format.
3951 * configure: Regenerate.
3953 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3954 the compiler has decimal floating point enabled. Define
3955 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3958 * doc/install.texi (--enable-decimal-float): Document BID and DPD
3959 options, and that it is enabled for i386/x86_64 systems.
3961 * Makefile.in (enable_decimal_float): New.
3963 (DECNUMINC): Add -I$(DECNUMFMT).
3964 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
3965 to $(DECNUMFMT) from $(DECNUM).
3967 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
3968 Substitute enable_decimal_float.
3969 * configure: Regenerated.
3972 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
3975 * configure.ac: Enable decimal float for x86_64-*-linux*.
3976 * configure: Regenerated.
3979 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
3980 decimal128ClearSign to flip and clear the sign bit in decimal128.
3981 (decimal_real_maxval): Set decimal128SetSign to set the sign
3984 2007-03-23 Ian Lance Taylor <iant@google.com>
3986 * fold-const.c (fold_binary): Correct warning for X - c >= X.
3988 2007-03-23 Ian Lance Taylor <iant@google.com>
3990 * tree-dump.c (dump_files): Correct comment.
3992 2007-03-23 Ian Lance Taylor <iant@google.com>
3994 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
3996 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
3998 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
3999 in cfglayout mode. Don't go into and out of cfglayout mode.
4000 Link the blocks in the order of the constructed traces.
4001 (rest_of_handle_tracer): Adjust call to tracer.
4002 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
4003 Don't go into cfglayout mode.
4004 (rtl_loop_done): Don't go out of cfglayout mode.
4005 * cfglayout.c (relink_block_chain): New function, split out from...
4006 (fixup_reorder_chain): ...here. Remove redundant checking.
4007 (cfg_layout_finalize): Don't clear the header, footer, and aux
4008 fields here, move the code to do so to relink_block_chain. Likewise
4009 for free_original_copy_tables.
4010 * rtl.h (tracer): Update prototype.
4011 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
4012 Assert we are in cfglayout mode. Don't go into and out of cfglayout
4013 mode. Use relink_block_chain to serialize the CFG according to the
4014 new basic block order. Move targetm.cannot_modify_jumps_p check from
4016 (gate_handle_reorder_blocks): ...to here.
4017 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
4019 (gate_duplicate_computed_gotos): ...to here.
4020 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
4021 something always changes when going into and out of cfglayout mode.
4022 Perform an expensive cfg cleanup while going into cfglayout mode.
4023 Always update liveness information on HAVE_conditional_execution
4024 targets. Reserialize the basic blocks and go out of cfglayout mode.
4025 * reg-stack.c: Include cfglayout.h.
4026 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
4027 the call to reorder_basic_blocks.
4028 * basic-block.h (reorder_basic_blocks): Update prototype.
4029 (relink_block_chain): New prototype.
4030 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
4032 2007-03-23 Joseph Myers <joseph@codesourcery.com>
4034 * config/mips/mips.md (type, hazard, *movdi_32bit,
4035 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
4036 *movhi_internal, *movqi_internal, *movsf_hardfloat,
4037 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
4038 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
4039 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
4041 (movcc): Change first xfer to multi.
4042 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
4043 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
4044 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
4045 config/mips/generic.md: Change reservations using "xfer" to use
4047 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
4048 using match_operand.
4049 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
4050 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
4052 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
4054 2007-03-22 Richard Henderson <rth@redhat.com>
4056 * config/i386/i386.c: Remove unnecessary function declarations.
4057 Move targetm definition, and all related macros, to the end of
4058 the file. Resort some functions to put definitions before uses.
4059 (ix86_attribute_table): Make static. Move to end of file.
4060 (ix86_gimplify_va_arg): Make static.
4062 2007-03-22 Richard Henderson <rth@redhat.com>
4064 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
4065 don't increase local_regparm with force_align_arg_pointer check.
4066 (ix86_function_sseregparm): Assert 32-bit.
4067 (type_has_variadic_args_p): New.
4068 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
4069 type_has_variadic_args_p.
4070 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
4071 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
4072 use memset instead. Do maybe_vaarg check first; skip attribute
4073 tests if true; skip attribute tests for 64-bit.
4074 (construct_container): Remove TARGET_DEBUG_ARG.
4075 (function_arg_advance_32, function_arg_advance_64): Split out ...
4076 (function_arg_advance): ... from here.
4077 (function_arg_32, function_arg_64): Split out ...
4078 (function_arg): ... from here.
4079 (ix86_pass_by_reference): Tidy.
4080 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
4081 (function_value_32): New, from parts of ix86_function_value
4082 and ix86_value_regno.
4083 (function_value_64): New, from parts of ix86_function_value
4084 and ix86_libcall_value.
4085 (ix86_function_value_1): New.
4086 (ix86_function_value, ix86_libcall_value): Use it.
4087 (return_in_memory_32, return_in_memory_64): Split out ...
4088 (ix86_return_in_memory): ... from here.
4089 (ix86_struct_value_rtx): Skip for 64-bit.
4090 (ix86_libcall_value, ix86_value_regno): Remove.
4091 (setup_incoming_varargs_64): Split out ...
4092 (ix86_setup_incoming_varargs): ... from here.
4093 (ix86_va_start): Remove TARGET_DEBUG_ARG.
4094 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
4095 * config/i386/i386-protos.h (ix86_function_value): Remove.
4096 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
4098 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4101 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
4102 infinities not supported, otherwise emit warning if -Woverflow. On
4103 underflow, emit warning if -Woverflow.
4104 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
4106 * real.h (real_from_string): Update declaration
4108 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
4109 Richard Henderson <rth@redhat.com>
4111 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
4112 * calls.c (compute_argument_block_size, expand_call,
4113 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
4114 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
4115 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
4116 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
4117 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
4118 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
4119 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
4120 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
4123 2007-03-22 Joseph Myers <joseph@codesourcery.com>
4125 * c-incpath.c (add_sysroot_to_chain): New.
4126 (merge_include_chains): Add sysroot argument. Call
4127 add_sysroot_to_chain if sysrooted.
4128 (register_include_chains): Update call to merge_include_chains.
4129 * doc/cppopts.texi: Document use of '=' in include directory
4132 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
4134 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
4135 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
4136 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
4137 insn pattern using X87MODEF12 mode macro.
4139 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
4141 * regmove.c (regmove_optimize): Use reg_mentioned_p
4142 instead of reg_overlap_mentioned_p for DST.
4144 2007-03-21 Mike Stump <mrs@apple.com>
4146 * c.opt: Fixup for Objective-C/C++.
4148 2007-03-21 Steve Ellcey <sje@cup.hp.com>
4150 * explow.c (convert_memory_address): Fold memory reference when
4151 POINTERS_EXTEND_UNSIGNED < 0
4153 2007-03-21 Richard Henderson <rth@redhat.com>
4156 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
4157 * config/i386/mmintrin.h (__m64): Likewise.
4158 * config/i386/xmmintrin.h (__m128): Likewise.
4160 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4162 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
4163 (VXWORKS_OS_CPP_BUILTINS): Define.
4164 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
4165 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
4167 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4169 * rtl.h (constant_pool_reference_p): Delete.
4170 (find_constant_src): Declare.
4171 * rtlanal.c (find_constant_src): New function.
4172 * simplify-rtx.c (constant_pool_reference_p): Delete.
4173 * config/i386/i386.md: Use find_constant_src instead of
4174 constant_pool_reference_p/avoid_constant_pool_reference pairs.
4176 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4178 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
4179 * c-cppbuiltin.c (c_cpp_builtins): Define them.
4181 2007-03-20 Mark Mitchell <mark@codesourcery.com>
4183 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
4184 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
4185 (arm_elf_asm_constructor): Use it.
4186 (arm_elf_asm_destructor): New function.
4188 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
4190 * jump.c (mark_jump_label): Treat SEQUENCE specially.
4192 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
4194 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
4196 2007-03-19 Andrew Haley <aph@redhat.com>
4198 PR tree-optimization/31264
4199 * tree-vrp.c (register_edge_assert_for_1): Don't look though
4202 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
4204 PR rtl-optimization/30907
4205 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
4206 (fwprop_init): Always call loop_optimizer_initialize.
4207 (fwprop_done): Always call loop_optimizer_finalize.
4208 (fwprop): We always have loop info now.
4209 (gate_fwprop_addr): Remove.
4210 (pass_fwprop_addr): Use gate_fwprop as gate.
4212 PR rtl-optimization/30841
4213 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
4214 df_chain_alloc): Call df_reorganize_refs unconditionally.
4215 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
4216 refs_organized to refs_organized_size.
4217 (df_ref_create_structure): Use refs_organized_size instead of
4218 bitmap_size if refs had been organized, and keep refs_organized_size
4220 * df.h (struct df_ref_info): Change refs_organized to
4221 refs_organized_size.
4222 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
4225 2007-03-19 Mark Mitchell <mark@codesourcery.com>
4227 * except.c (output_function_exception_table): Do not reference the
4228 EH personality routine for functions that do not require an
4231 2007-03-20 Jakub Jelinek <jakub@redhat.com>
4234 * c-typeck.c (convert_for_assignment): Call comptypes for
4235 RECORD_TYPE or UNION_TYPE.
4238 * reload1.c (reload): Do invalid ASM checking after
4239 cleanup_subreg_operands.
4241 2007-03-19 Jeff Law <law@redhat.com>
4243 * tree-cfg.c (find_taken_edge): Tighten conditions for
4244 optimizing computed gotos.
4246 2007-03-19 Michael Matz <matz@suse.de>
4248 * builtins.c (expand_builtin_sync_operation,
4249 expand_builtin_compare_and_swap,
4250 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
4253 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
4254 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
4257 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4259 * doc/tm.texi: Add brackets around the return type of
4260 TARGET_SECONDARY_RELOAD.
4262 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4263 Richard Guenther <rguenther@suse.de>
4265 PR tree-optimization/31254
4266 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
4267 Use handled_component_p () where appropriate. Continue
4268 propagating into the rhs if we propagated into an INDIRECT_REF
4271 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4273 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4274 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
4275 (xde, xdee): Mode attributes adjusted to support DFP modes.
4276 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
4277 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
4278 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
4279 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
4280 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4281 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4282 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4284 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4285 "movsf"): Insn definitions removed.
4286 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4287 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4288 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4290 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4291 "reload_in<mode>", "reload_out<mode>"): Expander added.
4292 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4295 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4297 * config/s390/s390.md: Only non-functional changes. Renamed
4298 FPR mode macro to BFP all over the file.
4300 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4302 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4303 (op_type attribute): RRF instruction type added.
4304 (fT0): New mode attribute.
4305 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4306 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4307 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4308 no secondary memory is needed when moving DFmode values between GPRs
4311 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4313 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4314 inverted and documentation adjusted.
4315 ("mhard-dfp", "msoft-dfp"): New options.
4316 * config/s390/s390.c (s390_handle_arch_option): New architecture
4318 (override_options): Sanity checks for the new options added.
4319 * config.gcc: New architecture switch: z9-ec.
4320 * config/s390/s390.h (processor_flags): PF_DFP added.
4321 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4322 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4323 when the bit is NOT set so remove it from the defaults.
4325 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4327 * genemit.c (main): Print include statement for dfp.h.
4328 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4331 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4333 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4335 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4338 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4341 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4343 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4344 attr_length_call, output_call, output_indirect_call): Cleanup
4345 formatting of targetm calls.
4347 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4349 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4351 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4353 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4354 reservation, bypass and anti-bypass descriptions for these instructions.
4355 Update move patterns.
4356 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4359 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4361 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4362 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4363 (get_initial_def_for_reduction): Likewise.
4365 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4367 Fix PR tree-optimization/29922
4368 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4369 (get_representative): Removed.
4370 (value_dies_in_block_x): Update for rvuse removal.
4371 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4372 (compute_antic_aux): Handle when PHI nodes appear in
4373 non-single-successors.
4374 (dump_bitmap_of_names): Removed.
4375 (compute_antic_safe): Renamed and removed rvuse calculation.
4376 Calculate only antic safe.
4377 (insert_into_preds_of_block): Remove assert.
4378 (execute_pre): Update for renamed functions.
4379 (defer_or_phi_translate_block): New function.
4381 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4383 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4384 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4386 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4387 Follow spelling conventions.
4389 * tree-data-ref.h: Remove the prototype for analyze_array.
4391 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4393 PR tree-optimization/31041
4394 * tree-vect-transform.c (get_initial_def_for_induction): Call
4395 force_gimple_operand.
4397 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4399 * ipa-type-escape.c (look_for_casts) : Revert code to use
4400 handled_component_p due to ada test a-numaux.adb.
4402 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4404 * final.c (final_scan_insn): Alter the condition of a
4405 conditional trap if we have nonstandard CC.
4407 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4409 * configure.ac: Remove excess quoting from asm line 0 test.
4410 * configure: Rebuilt.
4412 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4414 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4415 * c-common.c (convert_and_check): Move warning logic to...
4416 (warnings_for_convert_and_check): ...here. Define.
4417 * c-common.h (warnings_for_convert_and_check): Declare.
4419 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4421 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4422 (output_call): Likewise.
4424 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4426 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4428 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4430 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4432 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4434 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4435 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4437 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4439 PR tree-optimization/31183
4440 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4441 Use double_int instead of unsigned int for representing access_strides.
4442 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4444 2007-03-16 Richard Guenther <rguenther@suse.de>
4446 PR tree-optimization/31146
4447 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4448 to allow recursion of forward_propagate_addr_expr.
4449 (forward_propagate_addr_into_variable_array_index): Likewise.
4450 (forward_propagate_addr_expr): Likewise.
4451 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4452 (forward_propagate_addr_expr_1): Recurse on simple copies
4453 instead of propagating into them. Do so for useless conversions
4455 (forward_propagate_addr_expr): Clean up unused statements after
4458 2007-03-16 Richard Guenther <rguenther@suse.de>
4460 * builtins.c (expand_builtin_cexpi): Use the right argument
4461 for the expansion via cexp.
4463 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4465 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4466 * configure: Rebuilt.
4468 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4471 * dwarf2out.c (force_type_die): Adjust comment.
4472 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4474 2007-03-15 DJ Delorie <dj@redhat.com>
4476 * config/frv/predicates.md (minmax_operator): Don't check operands
4479 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4481 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4482 Update constant estimates of number of iterations.
4483 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4484 argument renamed to "realistic".
4485 (compute_estimated_nb_iterations): Removed.
4486 (record_niter_bound): New function.
4487 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4488 call record_nonwrapping_iv with upper = false.
4489 (infer_loop_bounds_from_signedness): Pass upper argument to
4490 record_nonwrapping_iv.
4491 (estimate_numbers_of_iterations_loop): Do not call
4492 compute_estimated_nb_iterations. Record estimate based on profile
4493 information. Initialize the constant estimates of number of
4495 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4497 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4498 number of iterations is too small.
4499 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4500 (EST_NOT_AVAILABLE): Removed.
4501 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4502 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4505 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4507 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4508 Handle NE_EXPR guards.
4510 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4513 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4514 Set also -pedantic-errors by default for the preprocessor unless
4515 -fpermissive is given.
4517 2007-03-15 Richard Guenther <rguenther@suse.de>
4521 * builtins.c (expand_builtin_cexpi): As a fallback if we
4522 don't have builtins for sincos or cexp create a function
4523 declaration for cexp and expand to a call to that.
4524 (expand_builtin_int_roundingfn): Always fall
4525 back to floor/ceil and its variants even if they may be
4528 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4531 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4532 jump tables, move the call to delete_dead_jumptables from here...
4533 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4534 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4535 don't allow merging of blocks that try_redirect_by_replacing_jump
4536 also does not handle when not optimizing.
4538 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4539 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4541 * config/i386/i386.md (x86_sahf_1): Correctly handle
4544 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4547 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4548 x86_64_general_operand as operand[2] predicate. Remove "iF"
4549 from operand constraints and use "e" constraint instead.
4550 (*subti3_1, *subti3_1 splitter): Ditto.
4551 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4552 operand[1] predicate.
4554 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4556 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4557 arrays, multiply the access strides by the size of the sub-array.
4558 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4560 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4562 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
4563 the configured assembler supports the sahf mnemonic.
4564 * configure: Regenerate.
4565 * config.in: Regenerate.
4567 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
4568 emit "sahf" or ".byte\t0x9e" as asm template.
4570 2007-03-14 Michael Meissner <michael.meissner@amd.com>
4573 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
4574 option to replace hard coded TARGET_xxx in md file.
4575 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
4576 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4577 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
4578 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
4579 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
4580 (X86_TUNE_NOT_VECTORMODE): Ditto.
4581 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
4582 (TUNE_AVOID_VECTOR_DECODE): Ditto.
4583 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4584 (TUNE_SLOW_IMUL_IMM8): Ditto.
4585 (TUNE_MOVE_M1_VIA_OR): Ditto.
4586 (TUNE_NOT_UNPAIRABLE): Ditto.
4587 (TUNE_NOT_VECTORMODE): Ditto.
4589 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
4592 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
4593 tuning options instead of hard coded TARGET_xxx.
4594 (fix ssemode peephole2's): Ditto.
4595 (imul peephole2's): Ditto.
4597 (movdi_or_rex64): Ditto.
4598 (move peephole2): Ditto.
4599 (not peephole2's): Ditto.
4601 2007-03-14 Dirk Mueller <dmueller@suse.de>
4603 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
4604 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
4605 * c-parser.c (c_parser_if_body): Always add an empty statement in case
4607 * c-parser.c (c_parser_do_statement): Warn about empty body in
4609 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
4610 * doc/invoke.texi (-Wempty-body): Update documentation.
4612 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4615 * c-common.h (warn_for_div_by_zero): Declare.
4616 * c-common.c (warn_for_div_by_zero): Define.
4617 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
4620 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4622 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
4623 to PREFIX and STANDARD_PREFIX.
4625 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4626 Phil Edwards <phil@codesourcery.com>
4628 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
4629 (__gthread_once_t): Remove busy field for RTPs.
4630 (__GTHREAD_ONCE_INIT): Update accordingly.
4632 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4634 * doc/invoke.texi: Document VxWorks options.
4636 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4638 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
4640 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
4642 PR tree-optimization/30590
4643 * tree-nrv.c (tree_nrv): Check for the partial update of the
4646 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4648 * flags.h (flag_random_seed): Remove declaration, in favor of...
4649 * toplev.h (get_random_seed, set_random_seed): ... these.
4650 * tree.c (get_file_function_name): Use the former.
4651 * opts.c (common_handle_option): Use the latter.
4654 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
4657 * cse.c (cse_find_path): Do not bail out if a basic block that
4658 we already visited now becomes part of a path that starts at a
4659 different basic block. Just disallow this, to make sure we
4660 visit each basic block at most once.
4662 2007-03-13 Jan Hubicka <jh@suse.cz>
4664 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
4665 when profile esitmate is present, calls with very low frequency are
4668 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
4670 PR tree-optimization/30730
4671 PR tree-optimization/26900
4672 * tree-ssa-loop-niter.c: Include gmp.h.
4674 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
4675 split_to_var_and_offset, determine_value_range,
4676 bound_difference_of_offsetted_base, refine_bounds_using_guard,
4677 bound_difference, bounds_add, bounds_negate,
4678 number_of_iterations_ne_max, dump_affine_iv): New functions.
4679 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
4680 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
4681 difference of initial and final value of control iv to validate
4683 (number_of_iterations_cond): Add loop parameter. Determine bounds
4684 on the difference of the extremes of the control iv. Add dumps.
4685 (expand_simple_operations): Handle phi nodes.
4686 (simplify_using_initial_conditions): Do not record used conditions.
4687 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
4688 Do not set additional_info.
4689 (implies_nonnegative_p, implies_ge_p): Removed.
4690 (derive_constant_upper_bound): Do not use parameter `additional'.
4691 (record_estimate): Parameter `additional' removed. Parameter
4692 `i_bound' added. Do not call derive_constant_upper_bound.
4693 (record_nonwrapping_iv): Use derive_constant_upper_bound to
4694 bound the number of iterations estimate.
4695 (estimate_numbers_of_iterations_loop): Pass the estimate from
4696 the number of iterations analysis to record_estimate.
4697 * tree.h (multiple_of_p): Declare.
4698 * tree-scalar-evolution.c (expression_expensive_p): Removed.
4699 (scev_const_prop): Do not check expression_expensive_p.
4700 * fold-const.c (multiple_of_p): Exported.
4701 * double-int.c (double_int_mask): Exported.
4702 * double-int.h (double_int_mask): Declare.
4703 * tree-flow.h (struct tree_niter_desc): Removed additional_info
4704 field. Added max field.
4706 2007-03-13 David Taylor <taylor@candd.org>
4709 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
4712 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4715 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
4716 two unamed patterns.
4718 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
4720 * config/i386/i386.opt (mcx16, msahf): New options.
4721 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
4722 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
4724 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
4725 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
4726 Output -mcx16 and -msahf options when corresponding bit is set.
4728 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
4731 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4733 * configure.ac: Test for assembler tolerance to # 0 "".
4734 * configure, config.in: Rebuilt.
4735 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
4737 2007-03-13 Geoffrey Keating <geoffk@apple.com>
4739 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
4741 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
4742 (handle_syscall): Handle direct system calls.
4743 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
4745 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4747 * doc/invoke.texi: Fix cpp.info cross-reference.
4748 * doc/passes.texi: Fix gcc.info cross-reference.
4750 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
4752 PR tree-optimization/30835
4753 * lambda-code.c (can_convert_to_perfect_nest): Check whether
4754 bb_for_stmt is not NULL before accessing it.
4756 2007-03-12 Joseph Myers <joseph@codesourcery.com>
4758 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
4761 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4764 * doc/install.texi: Document --enable-stage1-languages
4766 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
4768 * tree-pass.h (pass_into_cfg_layout_mode,
4769 pass_outof_cfg_layout_mode): Declare.
4770 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
4771 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
4772 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
4773 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
4775 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
4777 * c-decl.c (warn_variable_length_array): New function.
4778 Refactored from grokdeclarator to handle warn_vla
4779 and handle unnamed array case.
4780 (grokdeclarator): Refactored VLA warning case.
4781 * c.opt (Wvla): New flag.
4782 * doc/invoke.texi (Wvla): New warning.
4784 2007-03-12 Richard Henderson <rth@redhat.com>
4786 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
4787 (TARGET_SECTION_TYPE_FLAGS): New.
4789 2007-03-12 Richard Henderson <rth@redhat.com>
4791 * config/darwin.c (machopic_reloc_rw_mask): New.
4792 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
4793 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
4795 2007-03-12 Mark Mitchell <mark@codesourcery.com>
4797 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
4798 * cppdefault.h (cpp_PREFIX): Document.
4799 (cpp_PREFIX_len): Likewise.
4800 (cpp_EXEC_PREFIX): New variable.
4801 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
4802 * c-incpath.c (add_standard_paths): Correct logic for relocating
4803 paths within prefix.
4805 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
4807 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
4808 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
4810 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
4811 fix_truncdfdi_sse using SSEMODEF mode macro.
4812 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
4813 fix_truncdfsi_sse using SSEMODEF mode macro.
4814 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
4815 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
4817 2007-03-12 Richard Sandiford <richard@codesourcery.com>
4819 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
4822 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
4824 * tree.h : Add multiple_of_p declaration.
4825 * fold-const.c (multiple_of_p): Make multiple_of_p public.
4826 * ipa-type-escape.c (results_of_malloc): Redundant.
4827 (visited_stmts): New. Visited stmt for walk_use_def_chains.
4828 (cast_type): Extended with new members.
4829 (check_cast): Returns cast_type.
4830 (cast): New structure for data of walk_use_def_chains.
4831 (is_malloc_result, is_cast_from_non_pointer_1,
4832 is_cast_from_non_pointer,
4833 is_array_access_through_pointer_and_index): New functions.
4834 (look_for_casts): Returns cast types.
4835 (check_call): Returns void.
4836 (okay_pointer_operation): Use support of pointer plus index,
4837 pointer plus constant and allow all multiplications.
4839 2007-03-11 Richard Guenther <rguenther@suse.de>
4841 PR tree-optimization/31115
4842 * tree-vrp.c (extract_range_from_binary_expr): Make sure
4843 the shift count is positive and non-anti-range for RSHIFT_EXPR.
4844 A shift count of zero is not special as with *_DIV_EXPR.
4845 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
4848 2007-03-11 Ian Lance Taylor <iant@google.com>
4850 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
4851 the *_DIV_EXPR codes correctly with overflow infinities.
4853 2007-03-11 Ira Rosen <irar@il.ibm.com>
4855 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
4856 indicate success/failure of the analysis. Add negation to subtrahend
4857 in case of subtraction. Fail if both operands contain constants.
4858 (create_data_ref): Fail if analyze_offset fails.
4860 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
4862 * config/i386/i386.md (frndintxf2): Rename to ...
4863 (rintxf2): ... this. Remove expander having same name.
4864 (rintsf2, rintdf2): Implement using SSEMODEF macro.
4865 (roundsf2, rounddf2): Ditto.
4866 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
4867 (lround<mode>di2, lround<mode>si2): Ditto.
4869 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
4871 * lower-subreg.c: Include except.h.
4872 (decompose_multiword_subregs): Verify that the only control flow
4873 insns we can split are loads to multi-words pseudos.
4874 Handle breaking such blocks after splitting, instead of calling
4875 find_many_sub_basic_blocks.
4877 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
4878 on the new basic block. Add a lengthy comment explaining why we
4879 thought this was necessary.
4880 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
4882 2007-03-10 Mark Mitchell <mark@codesourcery.com>
4885 * tree.c (walk_type_fields): Recurse into the element type of
4886 ARRAY_TYPEs if there is a pointer set.
4888 2007-03-10 Dirk Mueller <dmueller@suse.de>
4890 * c-common.c (warn_logical_operator): Fix condition.
4892 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
4894 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
4896 * config/darwin.c (machopic_select_section): Remove superfluous
4897 argument in call to categorize_decl_for_section. Remove unused
4900 2007-03-10 Joseph Myers <joseph@codesourcery.com>
4902 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
4904 * configure: Regenerate.
4906 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
4909 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
4910 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
4911 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
4912 Add LABEL_NUSES to emitted label.
4913 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
4914 branch probability value to emitted jump insn.
4915 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
4916 Do not check life information and do not re-arrange input operands
4917 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
4919 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4921 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
4922 the change of decode_asm_operands.
4924 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4926 * mode-switching.c (create_pre_exit): Skip blockage insn.
4928 2007-03-09 Diego Novillo <dnovillo@redhat.com>
4930 * tree-pass.h (TODO_update_smt_usage): Remove.
4932 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4936 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4938 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
4939 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
4940 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
4943 2007-03-09 Geoffrey Keating <geoffk@apple.com>
4945 * gcc.c: Document %{, in big comment at top.
4946 (input_suffix_matches): Remove special handling for .s and
4948 (input_spec_matches): New.
4949 (handle_braces): Handle %{,.
4950 (validate_switches): ',' indicates a value which is not a switch.
4951 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
4952 to detect assembler input.
4953 * config/i386/sol2.h (CPP_SPEC): Likewise.
4954 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
4955 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4956 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
4957 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4958 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
4959 -m64 causes deployment target to default to 10.5.
4960 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4962 2007-03-09 Richard Henderson <rth@redhat.com>
4965 * target.h (targetm.asm.out.reloc_rw_mask): New.
4966 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
4967 (TARGET_ASM_OUT): Use it.
4968 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
4969 * varasm.c (categorize_decl_for_section): Remove shlib argument;
4970 use the new reloc_rw_mask target hook instead.
4971 (default_section_type_flags_1): Merge into...
4972 (default_section_type_flags): ... here.
4973 (decl_readonly_section_1): Merge into...
4974 (decl_readonly_section): ... here.
4975 (default_elf_select_section_1): Merge into...
4976 (default_elf_select_section): ... here.
4977 (default_unique_section_1): Merge into...
4978 (default_unique_section): ... here.
4979 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
4980 (default_select_rtx_section): Use it.
4981 (default_elf_select_rtx_section): Likewise.
4982 * output.h: Update to match.
4983 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
4984 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
4985 (TARGET_ASM_RELOC_RW_MASK): New.
4986 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
4987 to categorize_decl_for_section.
4988 (x86_64_elf_unique_section): Likewise.
4989 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
4990 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
4991 (TARGET_ASM_RELOC_RW_MASK): New.
4992 * config/ia64/ia64.c (ia64_rwreloc_select_section,
4993 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
4994 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
4995 (TARGET_RWRELOC): Remove.
4996 (ia64_section_type_flags): Adjust call to default_section_type_flags.
4997 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
4998 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
4999 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
5000 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
5001 (rs6000_xcoff_select_section): Use decl_readonly_section.
5002 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
5003 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5004 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
5005 (TARGET_SECTION_TYPE_FLAGS): Remove.
5006 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
5008 2007-03-09 Roger Sayle <roger@eyesopen.com>
5010 * fold-const.c (fold_comparison): Remove compile-time evaluation of
5011 complex constant equality/inequality comparisons for here.
5012 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
5013 known at compile-time or can be simplified to a scalar comparison.
5014 (fold_relational_const): Move compile-time evaluation of complex
5015 constant equality/inequality comparisons to here.
5017 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5019 PR rtl-optimization/30643
5020 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
5022 (fold_rtx): Recurse, like before 2006-11-03.
5024 2007-03-09 DJ Delorie <dj@redhat.com>
5026 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
5029 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
5031 PR tree-optimization/30375
5032 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
5033 LHS of statements is not the same.
5034 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
5036 2007-03-09 Chao-ying Fu <fu@mips.com>
5038 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
5040 * doc/invoke.texi (-mdspr2): Document new option.
5041 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
5042 New unspec for DSP REV 2.
5043 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
5044 these instructions are extended in DSP REV 2.
5045 (mips-dspr2.md): Include.
5046 * config/mips/mips.opt (mdspr2): New option.
5047 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
5048 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
5049 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
5050 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
5051 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
5052 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
5053 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
5055 (bdesc_map): Add one field of unsupported_target_flags.
5056 (bdesc_arrays): Update entries to have extra fields. Add
5058 (mips_init_builtins): Initialize new function types.
5059 Check unsupported_target_fileds to filter out builtins.
5060 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
5062 (ASM_SPEC): Pass mdspr2 to the assembler.
5063 * config/mips/mips-dspr2.md: New file.
5065 2007-03-09 Sa Liu <saliu@de.ibm.com>
5067 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
5069 2007-03-09 Ian Lance Taylor <iant@google.com>
5071 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
5072 argument) like -Wstrict-overflow=2.
5073 * doc/invoke.texi (Warning Options): Update documentation.
5075 2007-03-09 Dirk Mueller <dmueller@suse.de>
5078 * doc/invoke.texi (-Wlogical-op): Document.
5079 * common.opt (-Wlogical-op): New.
5080 * c-common.h (warn_logical_operator): Declare.
5081 * c-common.c (warn_logical_operator): Define.
5082 * c-typeck.c (parser_build_binary_op): Call
5083 warn_logical_operator.
5085 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5087 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
5088 * final.c (final_scan_insn): Test for non-"" file name.
5090 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
5092 * doc/loop.texi: Document the Omega linear constraints solver.
5093 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
5094 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
5095 omega-hash-table-size, omega-max-keys, and
5096 omega-eliminate-redundant-constraints.
5097 * tree-pass.h (pass_check_data_deps): Declared.
5100 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
5101 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
5102 pass_check_data_deps): New.
5103 * tree-data-ref.c (init_data_ref): Remove declaration.
5104 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
5105 (analyze_array): Renamed init_array_ref, move up initializations.
5106 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
5107 Removed arguments that are set to NULL.
5108 (analyze_indirect_ref): Correct indentation, correct call to
5110 (object_analysis): Call init_array_ref instead of analyze_array.
5111 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
5112 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
5113 of DR_ACCESS_FNS_ADDR.
5114 (init_omega_eq_with_af, omega_extract_distance_vectors,
5115 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
5116 ddr_consistent_p): New.
5117 (compute_affine_dependence): Check consistency of ddrs when
5118 flag_check_data_deps is passed.
5119 (analyze_all_data_dependences): Uncomment.
5120 (tree_check_data_deps): New.
5121 * tree-data-ref.h: Include omega.h.
5122 (DR_ACCESS_FNS_ADDR): Removed.
5123 (data_dependence_relation): Add inner_loop.
5124 (DDR_INNER_LOOP): New.
5125 * common.opt (fcheck-data-deps): New.
5126 * tree-flow.h (tree_check_data_deps): Declare.
5127 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
5128 (OBJS-common): Depend on omega.o.
5130 * passes.c (pass_check_data_deps): Scheduled.
5131 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
5132 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
5133 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
5134 PARAM_VECT_MAX_VERSION_CHECKS,
5135 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
5137 2007-03-09 Richard Guenther <rguenther@suse.de>
5139 PR tree-optimization/30904
5141 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
5142 the same way as *_DIV_EXPR.
5144 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5146 * recog.c (decode_asm_operands): No mixed declarations and code.
5148 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5150 * rtl.def (ASM_INPUT): Add location.
5151 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
5152 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
5153 (decode_asm_operands): Add loc operand.
5154 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
5155 * stmt.c (expand_asm): Rename to...
5156 (expand_asm_loc): ... this. Add locus argument. Pass it on to
5157 gen_rtx_ASM_INPUT_loc.
5158 (expand_asm_expr): Adjust.
5159 * recog.c (decode_asm_operands): Add loc operand.
5160 (check_asm_operands, extract_insn): Adjust.
5161 * reload1.c (maybe_fix_stack_asms): Likewise.
5162 * final.c (asm_insn_count): Likewise.
5163 (final_scan_insn): Output # line before and after asm.
5165 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
5167 * tree-ssa-structalias.c (variable_info): Remove
5169 (new_var_info): Ditto.
5170 (shared_bitmap_info_t): New structure.
5171 (shared_bitmap_table): New variable.
5172 (shared_bitmap_hash): New function.
5173 (shared_bitmap_eq): Ditto
5174 (shared_bitmap_lookup): Ditto.
5175 (shared_bitmap_add): Ditto.
5176 (merge_smts_into): Change to take bitmap directly.
5177 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
5178 (init_alias_vars): Init shared bitmap hashtable.
5179 (delete_points_to_sets): Delete shared bitmap hashtable.
5180 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
5181 is_aliased removal as a change that was still necessary was
5184 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
5186 * config/i386/i386.h (override_options): Conditionally disable
5187 x86_sahf for 64bit targets only.
5189 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5192 * c-decl.c (merge_decls): Don't call make_var_volatile.
5193 * varasm.c (make_var_volatile): Remove.
5194 * output.h (make_var_volatile): Remove.
5196 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
5198 PR tree-optimization/31085
5199 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
5201 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5203 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
5204 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
5205 ATTR_CONST_NOTHROW_LIST.
5207 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5210 2007-03-08 Diego Novillo <dnovillo@redhat.com>
5212 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
5214 2007-03-08 Geoffrey Keating <geoffk@apple.com>
5217 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
5219 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
5220 passed, use shared libgcc.
5222 2007-03-08 Roger Sayle <roger@eyesopen.com>
5224 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
5225 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5226 (honor_protect_cleanup_actions, lower_try_finally_switch):
5228 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
5229 ifc_temp_var): Likewise.
5230 * tree-inline.c (setup_one_parameter): Likewise.
5231 * tree-mudflap.c (mf_decl_cache_locals,
5232 mf_build_check_statement_for): Likewise.
5233 * tree-nested.c (init_tmp_var, save_tmp_var,
5234 finalize_nesting_tree_1): Likewise.
5235 * tree-outof-ssa.c (insert_copy_on_edge,
5236 insert_backedge_copies): Likewise.
5237 * tree-profile.c (tree_gen_edge_profiler,
5238 tree_gen_ic_profiler): Likewise.
5239 * tree-scalar-evolution.c (scev_const_prop): Likewise.
5240 * tree-sra.c (sra_build_assignment): Likewise.
5241 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
5242 * tree-ssa-math-opts.c (insert_reciprocals,
5243 execute_cse_sincos_1): Likewise.
5244 * tree-tailcall.c (adjust_accumulator_values,
5245 adjust_return_value): Likewise.
5246 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
5247 * tree-vect-transform.c (vect_create_data_ref_ptr,
5248 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
5249 vect_create_epilog_for_reduction, vectorizable_reduction,
5250 vectorizable_call, vectorizable_conversion,
5251 vectorizable_assignment, vectorizable_operation,
5252 vectorizable_type_demotion, vect_gen_widened_results_half,
5253 vect_permute_store_chain, vectorizable_store,
5254 vect_setup_realignment, vect_permute_load_chain,
5255 vectorizable_load, vectorizable_condition,
5256 vect_create_cond_for_align_checks): Likewise.
5257 * tree-vrp.c (build_assert_expr_for): Likewise.
5259 2007-03-08 Ian Lance Taylor <iant@google.com>
5261 * tree-vrp.c: Include "intl.h".
5262 (usable_range_p): New static function.
5263 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
5264 overflowed values, juts set *strict_overflow_p.
5265 (compare_values): Only return -2 if one of the operands is not a
5267 (compare_ranges): Call usable_range_p.
5268 (compare_range_with_value): Likewise.
5269 (vrp_evaluate_conditional_warnv): Rename from
5270 vrp_evaluate_conditional. Make static. Change all callers.
5271 (vrp_evaluate_conditional): New function.
5272 (simplify_div_or_mod_using_ranges): Issue warning about reliance
5274 (simplify_abs_using_ranges): Likewise.
5275 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
5276 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
5277 within_stmt parameter.
5278 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5279 vrp_evaluate_conditional.
5280 * tree-ssa-threadedge.c
5281 (record_temporary_equivalences_from_stmts_at_dest): Change
5282 simplify parameter to take a second tree parameter.
5283 (simplify_control_stmt_condition): Likewise.
5284 (thread_across_edge): Likewise.
5285 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5286 (thread_across_edge): Likewise.
5287 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5289 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5291 * config/i386/i386.h (TARGET_SAHF): New define.
5292 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5293 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5294 (x86_sahf): New global variable.
5295 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5296 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5297 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5298 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5300 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5301 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5302 when expanding fcomi/sahf based tests.
5303 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5304 expanding sahf based alternative. Emit sahf based sequence when
5305 optimizing for code size.
5306 * config/i386/i386.md (x86_sahf_1): Do not disable for
5307 TARGET_64BIT, enable for TARGET_SAHF.
5309 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5311 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5312 spurious whitespace from error message.
5314 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5317 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5319 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5321 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5323 * tree-sra.c (instantiate_element): Propagate disabled warnings
5324 from the element itself to the created variable.
5326 2007-03-07 Richard Henderson <rth@redhat.com>
5329 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5330 silently fix up the stack in the case of a missing register.
5332 2007-03-07 Paul Brook <paul@codesourcery.com>
5334 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5336 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5338 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5340 (phase1_vrs): Use them.
5341 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5342 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5343 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5344 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5345 __gnu_Unwind_Restore_WMMXC if required.
5346 (_Unwind_VRS_Pop): Implement iWMMXt support.
5347 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5348 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5349 gnu_Unwind_Save_WMMXC): Define.
5351 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5353 * config/vxworks.h (vxworks_override_options): Declare.
5354 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5355 * config/vxworks.c: Include target.h and toplev.h.
5356 (vxworks_override_options): New function.
5357 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5359 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5361 * config/s390/s390.c (override_options): Don't emit an error when
5362 -mstack-size is used without providing -mstack-guard.
5363 (s390_emit_prologue): Choose stack_guard value automatically if not
5364 provided via command line.
5365 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5367 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5369 * config/i386/i386.c (output_set_got): Add a GOT initialization
5370 sequence for VxWorks PIC.
5371 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5372 around labels as well as symbols. Use gotoff_operand instead
5373 of local_symbolic_operand.
5374 (legitimize_pic_address): Use gotoff_operand instead of
5375 local_symbolic_operand. Use @GOT accesses for labels as
5377 (ix86_output_addr_diff_elt): Use PC-relative rather than
5378 GP-relative offsets for VxWorks PIC.
5379 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5380 no_new_pseudos. Check whether the returned register is op0.
5381 * config/i386/i386.md (tablejump): Use PC-relative rather than
5382 GP-relative offsets for VxWorks PIC.
5383 * config/i386/predicates.md (gotoff_operand): New predicate.
5385 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5387 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5389 * config/vxworks-dummy.h: New file.
5390 * config/i386/i386.h: Include it.
5392 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5394 * dwarf2out.c (is_inlined_entry_point): New
5395 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5396 DW_AT_ranges if the first subblock is the entry point.
5398 2007-03-06 David Daney <ddaney@avtrex.com>
5400 * doc/install.texi (mips-*-*): Change recommended binutils
5403 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5405 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5406 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5408 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5409 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5411 2007-03-06 Jan Hubicka <jh@suse.cz>
5413 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5414 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5416 (probably_cold_bb_p): Cold functions are cold.
5417 (probably_never_executed_bb_p): Cold functions are cold.
5418 (tree_bb_level_predictions): Predict calls to cold functions as not
5420 (compute_function_frequency): Check hot/cold attributes.
5421 * function.h (function_frequency): Update comments.
5422 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5423 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5424 (c_common_att): Add cold and hot.
5426 * doc/extend.texi (hot,cold attributes): Document.
5428 2007-03-06 Andrew Haley <aph@redhat.com>
5430 * function.c (expand_function_end): Move blockage to just after we
5431 emit the label for the naked return from the function.
5433 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5435 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5438 2007-03-06 Jan Hubicka <jh@suse.cz>
5440 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5441 loaded for constant large models. Non-large 64bit PIC can do.
5442 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5443 * cmodel.h: Add LARGE PIC.
5444 * i386.md (UNSPEC_PLTOFF): New.
5445 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5447 (*call_1_rex64): Disable for large models.
5448 (*call_1_rex64_large): New.
5449 (*call_value_1_rex64): Disable for large models.
5450 (*call_value_1_rex64_large): New.
5451 (set_rip_rex4): New.
5452 (set_got_offset_rex64): New.
5453 * predicates.md (constant_call_address_operand): For large model
5454 constant calls are not possible.
5455 * i386-protos.h (construct_plt_address): Declare.
5456 * i386.c (override_options): Accept large models.
5457 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5458 (legitimate_constant_p): Add new UNSPECs.
5459 (legitimate_pic_operand_p): Likewise.
5460 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5461 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5463 (output_pic_addr_const): Add PLTOFF.
5464 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5465 (ix86_expand_move): Legitimize pic address when in PIC mode.
5466 (construct_plt_address): New function.
5467 (ix86_expand_call): Offload the address to register and use GOT pointer
5469 * invoke.texi (mcmodel=large): Update documentation.
5471 2007-03-06 Richard Henderson <rth@redhat.com>
5473 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5474 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5475 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5476 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5477 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5478 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5479 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5480 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5481 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5482 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5483 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5484 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5485 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5486 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5487 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5488 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5489 x86_schedule, x86_use_bt, x86_pad_returns,
5490 x86_use_xchgb): Merge into ...
5491 (ix86_tune_features): ... here. New array.
5492 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5493 x86_bswap): Merge into ...
5494 (ix86_arch_features): ... here. New array.
5495 (x86_3dnow_a): Remove.
5496 (x86_accumulate_outgoing_args): Make static.
5497 (x86_arch_always_fancy_math_387): Make static.
5498 (ix86_tune_mask, ix86_arch_mask): Move ...
5499 (override_options): ... to local variables here. Apply the
5500 appropriate mask to each element of ix86_arch_features and
5501 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5502 as were done in the old macros.
5503 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5504 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5505 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5506 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5507 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5508 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5509 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5510 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5511 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5512 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5513 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5514 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5515 x86_accumulate_outgoing_args, x86_prologue_using_move,
5516 x86_epilogue_using_move, x86_decompose_lea,
5517 x86_arch_always_fancy_math_387, x86_shift1,
5518 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5519 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5520 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5521 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5522 x86_use_incdec, x86_pad_returns, x86_bswap,
5523 x86_partial_flag_reg_stall): Remove.
5524 (enum ix86_tune_indices): New.
5525 (ix86_tune_features): New.
5526 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5527 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5528 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5529 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5530 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5531 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5532 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5533 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5534 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5535 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5536 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5537 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5538 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5539 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5540 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5541 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5542 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5543 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5544 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5545 TARGET_EXT_80387_CONSTANTS): Use it.
5546 (enum ix86_arch_indices): New.
5547 (ix86_arch_features): New.
5548 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5549 TARGET_BSWAP): Use it.
5550 (ix86_tune_mask, ix86_arch_mask): Remove.
5552 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5555 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5556 Define using $${sysroot_headers_suffix}.
5557 * configure: Regenerate.
5558 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5559 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
5561 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
5562 * gcc.c (print_sysroot_headers_suffix): New.
5563 (option_map): Include --print-sysroot-headers-suffix.
5564 (display_help): Mention -print-sysroot-headers-suffix.
5565 (process_command): Handle -print-sysroot-headers-suffix.
5566 (do_spec_1): Append multilib directory to include-fixed path if
5567 sysroot suffixes in use.
5568 (main): Handle -print-sysroot-headers-suffix.
5569 * Makefile.in (start.encap): Don't depend on xlimits.h
5570 (xlimits.h): Remove.
5571 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
5572 limits.h for each multilib in fixinc_list.
5573 (fixinc_list, s-fixinc_list): New.
5574 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
5575 generate them for each multilib in fixinc_list.
5576 (stmp-fixproto): Use include-fixed. Run fixproto for each
5577 multilib in fixinc_list.
5578 (mostlyclean): Don't remove xlimits.h.
5579 (clean): Remove include-fixed.
5580 (real-install-headers-tar, real-install-headers-cpio,
5581 real-install-headers-cp): Don't copy include, only include-fixed.
5582 (install-mkheaders): Depend on fixinc_list. Don't depend on
5583 xlimits.h. Save limits.h files for each multilib in fixinc_list.
5584 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
5585 SYSTEM_HEADER_DIR setting in mkheaders.conf.
5587 2007-03-06 Jan Hubicka <jh@suse.cz>
5589 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
5592 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5594 * configure.ac: Allow tm_file to contain build-directory files.
5595 * configure: Regenerate.
5596 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
5597 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
5598 * config/m68k/print-sysroot-suffix.sh: New file.
5600 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5602 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
5603 of pic_offset_table_rtx if reload_completed.
5604 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
5605 PIC_OFFSET_TABLE_REGNUM.
5606 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
5608 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
5609 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
5611 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5613 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5614 functions that call eh_return.
5616 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5618 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5619 functions that need a constant pool.
5621 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5624 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
5625 (m68k_preferred_reload_class): Likewise.
5626 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
5627 (SECONDARY_RELOAD_CLASS): Define.
5628 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
5629 (LIMIT_RELOAD_CLASS): Delete.
5630 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
5631 registers from storing bytes.
5632 (m68k_secondary_reload_class): New function.
5633 (m68k_preferred_reload_class): Likewise.
5635 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5637 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
5639 (m68k_expand_prologue): Likewise.
5641 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5643 * config/m68k/m68k-protos.h (output_sibcall): Declare.
5644 (mips_expand_epilogue): Add a bool parameter.
5645 (m68k_legitimize_sibcall_address): Declare.
5646 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
5647 (m68k_expand_epilogue): Add a parameter to select between sibling
5648 and normal epilogues. Only generate a return for the latter.
5649 (m68k_ok_for_sibcall_p): New function.
5650 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
5651 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
5652 (sibcall_value, *sibcall_value): Likewise.
5653 (*call, *call_value): Require !SIBLING_CALL_P.
5654 (epilogue): Update call to m68k_expand_epilogue.
5655 (sibcall_epilogue): New pattern.
5656 * config/m68k/predicates.md (const_call_operand): Say that this
5657 predicate applies to sibling calls too.
5658 (sibcall_operand): New predicate.
5660 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5662 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
5663 alternatives as movsi_cf.
5664 (movsf_cf_hard): Add commentary.
5666 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
5667 Richard Sandiford <richard@codesourcery.com>
5669 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
5670 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
5671 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
5672 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
5673 as being live on exit from an interrupt function.
5674 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
5675 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
5676 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
5677 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
5678 (m68k_interrupt_function_p): Globalize.
5679 (m68k_compute_frame_layout): Remove reverse mask code.
5680 (m68k_emit_movem, m68k_set_frame_related): New functions.
5681 (m68k_output_function_prologue): Delete in favor of...
5682 (m68k_expand_prologue): ...this new function.
5683 (m68k_output_function_epilogue): Delete in favor of...
5684 (m68k_expand_epilogue): ...this new function.
5685 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
5687 (print_operand): Handle %?.
5688 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
5689 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
5690 (prologue, epilogue): New patterns.
5691 (return): Turn into a define_expand.
5692 (*return): New pattern, derived from old "return" pattern. Use rte
5693 rather than rts for interrupt functions. Only use rtd if the pop
5695 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
5696 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
5697 (link, *link, unlink, *unlink, load_got): Likewise.
5699 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5703 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
5704 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
5705 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
5706 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
5707 and m68k_matches_u_p.
5708 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
5709 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
5710 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
5711 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
5712 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
5713 (REG_STRICT_P): New macro.
5714 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
5715 PCREL_GENERAL_OPERAND_OK.
5716 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
5717 m68k_legitimate_base_reg_p.
5718 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
5719 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
5720 (PIC_CASE_VECTOR_ADDRESS): Update comment.
5721 * config/m68k/m68k.c (m68k_address): New structure.
5722 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
5723 (m68k_decompose_index, m68k_legitimate_constant_address_p)
5724 (m68k_jump_table_ref_p, m68k_decompose_address)
5725 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
5726 (m68k_matches_u_p): New functions.
5727 (print_operand_address): Rewrite to use m68k_decompose_index.
5729 2007-03-05 David Taylor <dtaylor@emc.com>
5731 * gcc.c: Correct copyright date in --version output.
5733 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5735 * pa.md: In unamed move patterns, disparge copies between general
5736 and floating point registers using '?' modifier. Don't include 'f'
5737 constraint for register preferences in DImode, SImode, HImode and
5738 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
5739 Remove constraints for copies between general and floating registers
5740 in soft-float DFmode pattern.
5741 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
5745 2007-03-05 Mike Stump <mrs@apple.com>
5747 * c-common.c (targetcm): Add.
5748 * c-opts.c (c_common_handle_option): Handle language specific
5750 * opts.c (handle_option): Verify language for target options, if
5752 * opth-gen.awk: Add CL_LANG_ALL.
5753 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
5754 (TARGETCM_INITIALIZER): Add.
5755 * target.h (struct gcc_targetcm): Add.
5757 * targhooks.c (default_handle_c_option): Add.
5758 * targhooks.h (default_handle_c_option): Add.
5759 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
5761 * config/darwin.opt (iframework): Add.
5762 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
5763 * config/darwin-c.c (handle_c_option): Add.
5764 (TARGET_HANDLE_C_OPTION): Add.
5766 * doc/invoke.texi (Darwin Options): Add -iframework.
5768 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5770 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
5773 2007-03-05 Ian Lance Taylor <iant@google.com>
5775 * c.opt (fgnu89-inline): New option.
5776 * c-opts.c (c_common_post_options): Set default value for
5778 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
5779 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
5781 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
5782 (grokdeclarator, start_function): Likewise.
5783 * c-cppbuiltin.c (c_cpp_builtins): Define either
5784 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
5785 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
5786 (C Dialect Options): Document -fgnu89-inline.
5787 * doc/extend.texi (Function Attributes): Explain what the
5788 gnu_inline attribute does.
5789 * doc/cpp.texi (Common Predefined Macros): Document
5790 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5792 2007-03-05 Ian Lance Taylor <iant@google.com>
5794 PR tree-optimization/31034
5795 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
5796 half-range if the other side is an overflow infinity.
5798 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5800 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
5801 (bfin*-linux-uclibc*): New configuration.
5802 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
5804 * config/bfin/linux.h: New file.
5805 * config/bfin/libgcc-bfin.ver: New file.
5806 * config/bfin/t-bfin-uclinux: New file.
5807 * config/bfin/t-bfin-linux: New file.
5808 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
5809 (TARGET_OS_CPP_BUILTINS): New macro.
5811 2007-03-05 Richard Guenther <rguenther@suse.de>
5813 * fold-const.c (fold_binary): Remove duplicate folding
5814 of comparison of non-null ADDR_EXPR against null.
5816 2007-03-05 Richard Guenther <rguenther@suse.de>
5817 Dorit Nuzman <dorit@il.ibm.com>
5819 PR tree-optimization/26420
5820 * tree-vectorizer.c (vectorize_loops): Bail out early if there
5821 are no loops in the function. Only print the number of
5822 vectorized loops if it is greater than zero or we are supposed
5823 to print information about unvectorized loops.
5825 2007-03-05 Revital Eres <eres@il.ibm.com>
5827 * gcc.dg/var-expand1.c: New test.
5828 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
5829 when an accumulator is expanded.
5831 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5834 * c-common.c (convert_and_check): Don't give warnings for
5835 conversion if 'expr' already overflowed.
5837 2007-03-04 Roger Sayle <roger@eyesopen.com>
5840 * fold-const.c (fold_comparison): Enforce type consistency when
5841 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
5843 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
5845 * tree-ssa-address.c (create_mem_ref): Do not put an expression
5846 containing a cast to the base of TARGET_MEM_REF.
5848 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
5850 * tree.c (tree_contains_struct_check_failed): Remove spurious
5851 whitespace from error message.
5853 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5856 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
5857 instead of precision.
5859 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
5860 Nathan Sidwell <nathan@codesourcery.com>
5862 * emit-rtl.c (find_auto_inc): New.
5863 (try_split): recreate REG_INC notes,
5864 Use regular for loops rather than whiles.
5866 2007-03-03 Andreas Schwab <schwab@suse.de>
5868 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
5869 * configure: Regenerate.
5871 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5873 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
5874 flag_rounding_math, not flag_unsafe_math_optimizations.
5876 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
5878 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
5879 alpha_fold_vector_minmax): Likewise.
5880 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5881 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
5883 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5885 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
5886 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
5887 if the lhs has side-effects.
5888 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
5890 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5892 * config/i386/i386.h (TUNEMASK): Remove define.
5893 (ARCHMASK): Remove define.
5894 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
5895 Use ix86_arch_mask variable instead of ARCHMASK.
5896 * config/i386/i386.c (override_options): Ditto.
5897 (standard_80387_constant_p): Ditto.
5899 2007-03-02 Ian Lance Taylor <iant@google.com>
5901 Used signed infinities in VRP.
5902 * tree-vrp.c (uses_overflow_infinity): New static function.
5903 (supports_overflow_infinity): New static function.
5904 (make_overflow_infinity): New static function.
5905 (negative_overflow_infinity): New static function.
5906 (positive_overflow_infinity): New static function.
5907 (is_negative_overflow_infinity): New static function.
5908 (is_positive_overflow_infinity): New static function.
5909 (is_overflow_infinity): New static function.
5910 (overflow_infinity_range_p): New static function.
5911 (compare_values_warnv): New function split out of compare_values.
5912 (compare_value): Call it.
5913 (set_value_range_to_nonnegative): Add overflow_infinity
5914 parameter. Change caller.
5915 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
5917 (vrp_expr_computes_nonzero): Likewise.
5918 (compare_ranges, compare_range_with_value): Likewise.
5919 (compare_name_with_value, compare_names): Likewise.
5920 (vrp_evaluate_conditional): Likewise.
5921 (set_value_range): Handle infinity
5922 (vrp_operand_equal_p, operand_less_p): Likewise.
5923 (extract_range_from_assert): Likewise.
5924 (vrp_int_const_binop): Likewise.
5925 (extract_range_from_binary_expr): Likewise.
5926 (extract_range_from_unary_expr): Likewise.
5927 (extract_range_from_comparison): Likewise.
5928 (extract_range_from_expr): Likewise.
5929 (dump_value_range): Likewise.
5930 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
5931 (test_for_singularity): Likewise.
5932 (vrp_int_const_binop): Remove inline qualifier.
5933 (adjust_range_with_scev): Add comment.
5934 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5936 2007-03-02 Diego Novillo <dnovillo@redhat.com>
5938 * tree-ssa-structalias.c (could_have_pointers): Tidy.
5939 (get_constraint_for): Likewise.
5940 (do_structure_copy): Likewise.
5941 (find_func_aliases): Fix references to MODIFY_EXPR.
5942 (intra_create_variable_infos): Tidy.
5943 * tree-ssa-operands.c (add_virtual_operand): Add argument
5945 When adding members of alias sets, if IS_CALL_SITE is true and
5946 the symbol is not call-clobbered, skip it.
5949 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5951 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
5952 entry by means of emit_insn_at_entry.
5954 2007-03-02 Richard Henderson <rth@redhat.com>
5956 * expr.h (promoted_input_arg): Remove decl.
5957 * function.c (promoted_input_arg): Merge into ...
5958 * combine.c (setup_incoming_promotions): ... only caller.
5959 Rearrange to avoid double loop.
5961 2007-03-02 Ben Elliston <bje@au.ibm.com>
5962 Peter Bergner <bergner@vnet.ibm.com>
5963 Janis Johnson <janis187@us.ibm.com>
5965 * config/rs6000/dfp.md: New file.
5966 * config/rs6000/rs6000.md: Include dfp.md.
5967 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
5968 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
5969 and TDmode decimal float modes in FP registers.
5970 (num_insns_constant): Likewise.
5971 (rs6000_legitimate_offset_address_p): Likewise.
5972 (rs6000_legitimize_address): Likewise.
5973 (rs6000_legitimize_reload_address): Likewise.
5974 (rs6000_legitimate_address): Likewise.
5975 (rs6000_emit_move): Likewise.
5976 (function_arg_boundary): Likewise.
5977 (function_arg_advance): Likewise.
5978 (rs6000_darwin64_record_arg_recurse): Likewise.
5979 (function_arg): Likewise.
5980 (rs6000_gimplify_va_arg): Likewise.
5981 (rs6000_split_multireg_move): Likewise.
5982 (rs6000_output_function_epilogue): Likewise.
5983 (rs6000_output_function_epilogue): Likewise.
5984 (rs6000_register_move_cost): Likewise.
5985 (rs6000_function_value): Likewise.
5986 (rs6000_libcall_value): Likewise.
5988 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5990 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
5992 2007-03-02 Richard Sandiford <richard@codesourcery.com>
5994 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
5995 Use $MULTIDIR to choose between the kernel and RTP headers,
5996 and use $WIND_BASE and $WIND_USR to locate them.
5998 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6000 * config/i386/i386.c (override_options): Put initialization of
6001 ix86_tune_mask and ix86_arch_mask to the correct place.
6003 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6004 Michael Meissner <michael.meissner@amd.com>
6007 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
6009 (TARGET_CMOVE): Use ARCHMASK.
6010 (TARGET_CMPXCHG): Ditto.
6011 (TARGET_CMPXCHG8B): Ditto.
6012 (TARGET_XADD): Ditto.
6013 (TARGET_BSWAP): Ditto.
6014 * config/i386/i386.c (ix86_tune_mask): New global variable.
6015 (ix86_arch_mask): Ditto.
6016 (override_options): Initialize ix86_tune_mask and
6017 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
6020 2007-03-02 Ben Elliston <bje@au.ibm.com>
6023 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
6025 2007-03-02 Joseph Myers <joseph@codesourcery.com>
6027 * target.h (init_dwarf_reg_sizes_extra): New target hook.
6028 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
6029 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
6030 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
6032 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
6033 rs6000_init_dwarf_reg_sizes_extra): New.
6034 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
6035 SPE register high parts.
6037 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
6039 * Makefile.in: Add install-pdf target as
6040 copied from automake v1.10 rules.
6041 * configure.ac: Add install-pdf to target list.
6042 * configure: Regenerate.
6044 2007-03-01 Paul Brook <paul@codesourcery.com>
6046 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
6047 modes to LDRD for DImode.
6048 (output_move_double): Fixup out of range ldrd/strd.
6049 (vfp_secondary_reload_class): Rename...
6050 (coproc_secondary_reload_class): ... to this. Add wb argument.
6051 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
6052 coproc_secondary_reload_class for CLASS_IWMMXT.
6053 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
6054 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
6056 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6058 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
6059 factor by the estimated number of iterations.
6060 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
6063 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
6064 decode_caches_intel, detect_caches_intel): New functions.
6065 (host_detect_local_cpu): Use detect_caches_amd and
6066 detect_caches_intel.
6068 2007-03-01 Richard Henderson <rth@redhat.com>
6070 * expr.c (emit_move_complex_push): Export.
6071 (emit_move_complex_parts): Split out from ...
6072 (emit_move_complex): ... here.
6073 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
6074 * config/i386/i386.md (movcdi): New.
6076 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
6078 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
6079 size of mode1 to check for tieable modes in MMX case.
6081 2007-03-01 Richard Sandiford <richard@codesourcery.com>
6083 * Makefile.in (rtlanal.o): Depend on tree.h.
6084 * rtl.h (offset_within_section_p, split_const): Declare.
6085 * rtlanal.c: Include tree.h.
6086 (offset_within_block_p): New function, taken from
6087 mips_offset_within_object_p.
6088 (split_const): New function, taken from mips_split_const.
6089 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
6091 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6092 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
6093 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
6094 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6095 (m68k_illegitimate_symbolic_constant_p): New function.
6096 * config/m68k/m68k.md (movsi): Remove misleading predicates.
6097 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
6098 symbolic constant that might be outside the symbol's section,
6099 move the symbol first and then add the offset.
6100 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
6102 * config/mips/mips.c (mips_split_const): Delete.
6103 (mips_offset_within_object_p): Delete.
6104 (mips_symbolic_constant_p): Use offset_within_section_p and
6105 split_const instead of mips_offset_within_object_p and
6107 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
6108 (mips_legitimize_const_move, print_operand_reloc)
6109 (mips_dangerous_for_la25_p): Use split_const instead of
6112 2007-02-28 Eric Christopher <echristo@apple.com>
6114 * Makefile.in (install-include-dir): Don't rm -rf include.
6116 2007-02-28 Richard Guenther <rguenther@suse.de>
6119 * fold-const.c (fold_binary): Do not associate expressions
6120 with more than one variable for integer types that do not wrap.
6122 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
6124 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
6125 Delete, and replace with...
6126 (fold_builtin_call_array): This. Update callers to use it.
6127 * fold-const.c (fold_build_call_list): Delete, and replace with...
6128 (fold_build_call_array): This.
6129 (fold_build_call_list_initializer): Delete, and replace with...
6130 (fold_build_call_array_initializer): This.
6131 * tree.h: Update declarations to reflect above changes.
6133 * c-typeck.c (build_function_call): Store converted arguments
6134 in a stack-allocated array instead of building a list.
6135 (convert_arguments): Store arguments in the array passed in as an
6136 argument, and return the actual number of arguments.
6137 * c-format.c: (check_function_format): Pass arguments in an
6138 array instead of a list.
6139 * c-common.c (check_function_nonnull): Likewise.
6140 (check_function_sentinel): Likewise.
6141 (check_function_arguments): Likewise.
6142 * c-common.h: Update declarations to reflect above changes.
6144 2007-02-28 Jan Hubicka <jh@suse.cz>
6146 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
6147 PRED_NEGATIVE_RETURN): Update outcomes.
6149 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
6151 * calls.c (emit_library_call_value_1): Handle partial registers
6152 correctly when building up CALL_INSN_FUNCTION_USAGE.
6154 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6156 * pa/predicates.md (move_src_operand): Allow zero for mode.
6157 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
6160 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
6163 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
6164 *movv2df_internal): Enable pattern only for valid operand
6166 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
6167 tie only 128bit modes. For MMX registers, tie only 64bit modes.
6169 2007-02-27 Mike Stump <mrs@apple.com>
6171 * config/darwin-crt3.c: Avoid compilation when compiling for a
6174 2007-02-27 Joseph Myers <joseph@codesourcery.com>
6176 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
6178 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
6179 for fixed headers and limits.h.
6180 (install-include-dir, install-headers-tar, install-headers-cpio,
6181 install-headers-cp, real-install-headers-tar,
6182 real-install-headers-cpio, real-install-headers-cp): Handle
6183 include-fixed as well as include.
6184 (install-mkheaders): Don't install files that go only in include
6186 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
6187 from GCC_INCLUDE_DIR.
6188 * gcc.c (process_command): Remove special -BstageN/ handling.
6189 (do_spec_1): Add include-fixed directories.
6191 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6193 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
6195 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
6197 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
6200 2007-02-27 Mark Mitchell <mark@codesourcery.com>
6202 * c-common.c (get_priority): Add check for
6203 SUPPORTS_INIT_PRIORITY.
6205 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6207 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
6209 * config/bfin/bfin.c: Include "cfglayout.h".
6210 (MAX_LSETUP_DISTANCE): New macro.
6211 (struct loop_info): New members incoming, incoming_src and
6212 incoming_dest. Delete member predecessor.
6213 (length_for_loop): New function.
6214 (bfin_optimize_loop): Handle more different loop structures.
6215 (bfin_discover_loop): Rework detection of predecessor blocks by
6216 examining incoming edges.
6217 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
6219 (bfin_reorder_loops): New function.
6220 (bfin_reorg_loops): Use these three new functions.
6222 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
6223 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
6224 (CONSTRAINT_LEN): Add entry for 'q'.
6225 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
6226 Add 'q' constraints.
6227 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
6228 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
6230 * config/bfin/bfin.md (add_with_carry): New pattern.
6231 (s_or_u, su_optab, su_modifier): New code macros/attrs.
6232 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
6233 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
6234 support unsigned multiplies too. Removed incorrect commutativity from
6235 operand 1 constraint where appropriate.
6236 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
6238 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
6239 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
6241 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
6242 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
6243 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
6244 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
6245 usmulhisi_hh_huh): New patterns.
6247 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
6248 lshifthi3): Fix output template to use half reg for operand 2.
6250 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
6253 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
6255 2007-02-27 Andreas Schwab <schwab@suse.de>
6257 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
6259 2007-02-27 Jan Hubicka <jh@suse.cz>
6261 * predict.c (last_basic_block_p): Remove.
6262 (tree_estimate_probability): Update return heuristic for commonized
6265 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6267 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
6269 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6271 * doc/include/gcc-common.texi (versionsubtitle): New macro.
6272 * doc/cpp.texi: Standardize title page.
6273 * doc/cppinternals.texi: Likewise.
6274 * doc/gcc.texi: Standardize title page, remove version number
6275 from copyright page.
6276 * doc/gccint.texi: Likewise.
6277 * doc/install.texi: Standardize title page, add table of
6280 2007-02-26 Jan Hubicka <jh@suse.cz>
6282 * predict.def: Set outcomes according to more recent results.
6283 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6284 Remove dead predictors.
6285 * predict.c (return_prediction): Fix pasto.
6287 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6289 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6290 change; avoid a memory leak when returning early.
6292 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6294 * c-decl.c (static_ctors): Move to c-common.c.
6295 (static_dtors): Likewise.
6296 (finish_function): Use c_record_cdtor_fn.
6297 (build_cdtor): Move to c-common.c.
6298 (c_write_global_declarations): Use c_build_cdtor_fns.
6299 * c-common.h (static_ctors): Declare.
6300 (static_dtors): Likewise.
6301 (c_record_cdtor_fn): Likewise.
6302 (c_build_cdtor_fns): Likewise.
6303 * c-common.c (static_ctors): New variable.
6304 (static_dtors): Likewise.
6305 (c_record_cdtor_fn): New function.
6306 (build_cdtor): Move from c-decl.c
6307 (c_build_cdtor_fns): New function.
6309 * output.h (assemble_addr_to_section): Declare.
6310 (get_cdtor_priority_section): Likewise.
6311 * varasm.c (assemble_addr_to_section): New function.
6312 (get_cdtor_priority_section): Likewise.
6313 (default_named_section_asm_out_destructor): Use them.
6314 (destor_dtor_section_asm_out_destructor): Likewise.
6315 (default_named_section_asm_out_constructor): Likewise.
6316 (default_ctor_section_asm_out_constructor): Likewise.
6317 * config.gcc (*-*-vxworks*): Include vxworks.o.
6318 * config/t-vxworks (vxworks.o): New target.
6319 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6320 (TARGET_ASM_CONSTRUCTOR): Define.
6321 (TARGET_ASM_DESTRUCTOR): Likewise.
6322 (vxworks_asm_out_constructor): Declare.
6323 (vxworks_asm_out_destructor): Likewise.
6325 * c-common.c (get_priority): Check that we have not just an
6326 INTEGER_CST, but an integer constant with integeral type.
6328 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6330 PR tree-optimization/30938
6331 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6332 use &dt[nargs-1] instead of &dt[nargs] in the call to
6333 vect_is_simple_use().
6335 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6337 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6338 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6339 Do not attempt to handle MEM inside auto-inc expressions.
6340 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6341 of a register modified by an auto-inc expression. However, do handle
6342 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6343 (elimination_effects): Prohibit elimination of a register modified
6344 by an auto-inc expression. Disable register elimination rules whose
6345 target register is modified by an auto-inc expression with variable
6348 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6350 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6352 (array_at_struct_end_p): New function.
6353 (idx_infer_loop_bounds): Use it.
6354 (estimate_numbers_of_iterations_loop): Export.
6355 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6356 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6357 (tree_estimate_probability): Call record_loop_exits.
6358 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6359 (estimated_loop_iterations, estimated_loop_iterations_int,
6360 estimated_loop_iterations_tree): New functions.
6361 (analyze_siv_subscript_cst_affine,
6362 compute_overlap_steps_for_affine_1_2,
6363 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6364 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6365 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6366 (PRED_LOOP_ITERATIONS_GUESSED): New.
6367 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6368 * cfgloop.h (estimate_numbers_of_iterations_loop,
6369 estimated_loop_iterations_int): Declare.
6371 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6373 * doc/extend.texi: Document optional priority argument to
6374 constructors and destructors.
6375 * tree.c (init_priority_for_decl): Adjust GTY markers.
6376 (init_ttree): Use priority-info hash functions for
6377 init_priority_for_decl.
6378 (tree_map_eq): Rename to ...
6379 (tree_map_base_eq): ... this.
6380 (tree_map_marked_p): Rename to ...
6381 (tree_map_base_marked_p): ... this.
6382 (tree_map_base_hash): New function.
6383 (decl_init_priority_lookup): Rework.
6384 (decl_fini_priority_lookup): New function.
6385 (decl_priority_info): New function.
6386 (decl_init_priority_insert): Use it.
6387 (decl_fini_priority_insert): Likewise.
6388 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6390 (decl_restrict_base_insert): Likewise.
6391 (decl_debug_expr_insert): Likewise.
6392 (decl_value_expr_lookup): Likewise.
6393 (decl_value_expr_insert): Likewise.
6394 * tree.h (priority_type): New type.
6395 (decl_init_priority_lookup): Use priority_type.
6396 (decl_fini_priority_lookup): New function.
6397 (decl_init_priority_insert): Use priority_type.
6398 (decl_fini_priority_insert): New function.
6399 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6400 (DECL_INIT_PRIORITY): Likewise.
6401 (SET_DECL_INIT_PRIORITY): Add comment.
6402 (DECL_FINI_PRIORITY): New macro.
6403 (SET_DECL_FINI_PRIORITY): Likewise.
6404 (DEFAULT_INIT_PRIORITY): Document.
6405 (MAX_INIT_PRIORITY): Likewise.
6406 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6407 (tree_map_base): New type.
6408 (tree_map_base_eq): New function.
6409 (tree_map_base_hash): Likewise.
6410 (tree_map_base_marked_p): Likewise.
6411 (tree_map): Inherit from tree_map_base.
6412 (tree_map_eq): Make it a macro.
6413 (tree_map_marked_p): Likewise.
6414 (tree_int_map): Inherit from tree_map_base.
6415 (tree_int_map_eq): Make it a macro.
6416 (tree_int_map_hash): Likewise.
6417 (tree_int_map_marked_p): Likewise.
6418 (tree_priority_map): New type.
6419 (tree_priority_map_eq): New macro.
6420 (tree_priority_map_hash): Likewise.
6421 (tree_priority_map_marked_p): Likewise.
6422 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6424 (emutls_common_1): Likewise.
6425 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6426 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6427 of tree_map hierarchy.
6428 * tree-cfg.c (move_stmt_r): Likewise.
6429 (new_label_mapper): Likewise.
6430 * c-tree.h (c_expand_body): Move to ...
6431 * c-common.h (c_expand_body): ... here.
6432 * c-decl.c (c_expand_body): Move to ...
6433 * c-common.c (c_expand_body): ... here.
6434 (c_common_attribute_table): Allow 1 argument for the constructor
6435 and destructor attributes.
6436 (get_priority): New function.
6437 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6438 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6440 2007-02-24 Jan Hubicka <jh@suse.cz>
6443 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6445 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6446 Jan Hubicka <jh@suse.cz>
6449 * i386.c (counter_mode): New function.
6450 (expand_set_or_movmem_via_loop): Use it.
6451 (expand_movmem_epilogue): Likewise; fix pasto.
6452 (ix86_expand_movmem): Do emit guard even for constant counts.
6453 (ix86_expand_setmem): Likewise.
6455 2007-02-25 Nick Clifton <nickc@redhat.com>
6457 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6458 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6460 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6463 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6464 count argument with 0x10, not with 0x16.
6465 (expand_setmem_epilogue): Ditto.
6467 2007-02-24 Mike Stump <mrs@apple.com>
6469 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6472 2007-02-24 Richard Guenther <rguenther@suse.de>
6475 * fold-const.c (fold_binary): Fold x +- CST op x for
6476 EQ_EXPR and NE_EXPR.
6478 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6480 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6482 2007-02-24 Jan Hubicka <jh@suse.cz>
6484 * cgraphunit.c (decide_is_function_needed): Honor
6485 -fkeep-inline-functions.
6487 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6489 * builtins.c (fold_builtin_modf): New.
6490 (fold_builtin_2): Use it.
6492 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6494 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6495 (determine_max_iter): Take additional LOOP arg; all callers changed.
6496 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6497 one using simplifications.
6498 (simplify_using_initial_values): Return if the expression becomes
6499 invalid due to altered regs.
6501 2007-02-23 DJ Delorie <dj@redhat.com>
6503 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6505 2007-02-23 Mike Stump <mrs@apple.com>
6507 * tlink.c (scan_linker_output): Parse linker messages from
6508 darwin9's linker better.
6510 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6513 * varpool.c (varpool_assemble_pending_decls): Set
6514 varpool_last_needed_node to null.
6516 2007-02-23 DJ Delorie <dj@redhat.com>
6518 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6519 alignment bigger than the object file can handle.
6521 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6524 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6525 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6526 (*movsf_1): Penalize MMX moves.
6528 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6530 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6531 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6533 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6535 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6537 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6538 (fold_builtin_1): Use them.
6539 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6540 BUILT_IN_SIGNIFICAND.
6542 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6544 * config/i386/i386.c (bdesc_1arg): Initialize
6545 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6546 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6547 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6548 and IX86_BUILTIN_MOVSLDUP.
6550 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6552 PR rtl-optimization/30841
6553 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6555 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6557 * builtins.c (fold_builtin_frexp): New.
6558 (fold_builtin_2): Use it.
6560 2007-02-22 Mark Mitchell <mark@codesourcery.com>
6562 * doc/invoke.texi (Spec Files): Document getenv spec function.
6564 * gcc.c (getenv_spec_function): New function.
6565 (static_spec_functions): Add it.
6566 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6567 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
6570 2007-02-22 Michael Matz <matz@suse.de
6573 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
6574 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
6576 2007-02-22 Ian Lance Taylor <iant@google.com>
6579 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
6580 (mem_loc_descriptor): Call it.
6582 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
6583 Ira Rosen <irar@il.ibm.com>
6585 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
6587 2007-02-22 Ira Rosen <irar@il.ibm.com>
6589 PR tree-optimization/30843
6590 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
6591 stores only after all the group is vectorized.
6593 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
6595 PR tree-optimization/30858
6596 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
6597 in the reduction cycle have a single use in the loop.
6598 * tree-vectorizer.h (relevant): Add documentation.
6600 2007-02-20 Mike Stump <mrs@apple.com>
6602 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
6603 * configure: Regenerate.
6605 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6607 Change the defaults of some parameters and options.
6608 * config/spu/spu-protos.h (spu_optimization_options): Declare.
6609 * config/spu/spu.c (spu_optimization_options): Add.
6610 (spu_override_options): Change params in spu_optimization_options.
6611 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
6613 Register 127 is only 16 byte aligned when used as a frame pointer.
6614 * config/spu/spu-protos.h (spu_init_expanders): Declare.
6615 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
6616 HARD_FRAME_POINTER_REGNUM.
6617 (spu_legitimate_address): Use regno_aligned_for_reload.
6618 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
6619 aligned when frame_pointer_needed is true.
6620 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
6622 * config/spu/spu.h (INIT_EXPANDERS): Define.
6624 Make sure shift and rotate instructions have valid immediate operands.
6625 * config/spu/predicates.md (spu_shift_operand): Remove.
6626 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
6627 * config/spu/constraints.md (W, O): Extend range.
6628 * config/spu/spu.md (umask, nmask): Define.
6629 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
6630 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
6631 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
6632 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
6633 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
6634 (lshr<mode>3_reg): Fix rtl description.
6636 Make sure mulhisi immediate operands are valid.
6637 * config/spu/predicates.md (imm_K_operand): Add.
6638 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
6640 Generate constants using fsmbi and andi.
6641 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
6642 (print_operand, spu_split_immediate, classify_immediate,
6643 fsmbi_const_p): Handle IC_FSMBI2.
6645 Correctly handle a CONST_VECTOR containing symbols.
6646 * config/spu/spu.c (print_operand): Handle HIGH correctly.
6647 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
6648 (immediate_load_p): Allow symbols that use 2 instructions to create.
6649 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
6650 with symbols when flag_pic is set.
6651 (const_vector_immediate_p): New.
6652 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
6653 accept a CONST_VECTOR with symbols.
6654 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
6655 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
6657 * config/spu/spu.md (high, low): Delete.
6658 (low_<mode>): Define.
6660 Remove INTRmode and INTR_REGNUM, which didn't work.
6661 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
6663 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
6664 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
6665 peephole2 pattern): Don't use INTR or 131.
6666 (movintrcc): Delete.
6667 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
6668 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
6669 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
6670 (UNSPEC_SET_INTR): Add.
6671 * config/spu/spu-modes.def (INTR): Remove.
6673 More accurate warnings about run-time relocations.
6674 * config/spu/spu.c (reloc_diagnostic): Test in_section.
6676 Correctly warn about immediate arguments to specific intrinsics.
6677 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
6678 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
6679 the instruction predicate.
6681 Fix tree check errors with latest update.
6682 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
6684 (spu_expand_builtin): Use CALL_EXPR_FN.
6686 Add missing specific intrinsics.
6687 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
6689 * config/spu/spu_internals.h: Ditto.
6691 Fix incorrect operand modifiers.
6692 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
6693 * config/spu/spu.md (xor<mode>3): Change %S to %J.
6695 Optimize one case of zero_extend of a vec_select.
6696 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
6698 Accept any immediate for hbr.
6699 * config/spu/spu.md (hbr): Change s constraints to i.
6701 2007-02-21 Paul Brook <paul@codesourcery.com>
6703 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
6704 condexec_count when skipping USE and CLOBBER.
6706 2007-02-21 Nick Clifton <nickc@redhat.com>
6708 * common.opt (Warray-bounds): Add Warning attribute.
6709 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
6711 (fsized-zeroes): Add Optimization attribute.
6712 (fsplit-wide-types, ftree-scev-cprop): Likewise.
6713 * c.opt (Wc++0x-compat): Add Warning attribute.
6715 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6718 * reload1.c (eliminate_regs_in_insn): In the single_set special
6719 case, attempt to re-recognize the insn before falling back to
6720 having reload fix it up.
6722 2007-02-20 Eric Christopher <echristo@gmail.com>
6724 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
6725 Rewrite accordingly.
6726 (frv_read_iacc_argument): Ditto.
6727 (frv_expand_set_builtin): Take a call instead of arglist, update for
6729 (frv_expand_unop_builtin): Ditto.
6730 (frv_expand_binop_builtin): Ditto.
6731 (frv_expand_cut_builtin): Ditto.
6732 (frv_expand_binopimm_builtin): Ditto.
6733 (frv_expand_voidbinop_builtin): Ditto.
6734 (frv_expand_int_void2arg): Ditto.
6735 (frv_expand_prefetches): Ditto.
6736 (frv_expand_voidtriop_builtin): Ditto.
6737 (frv_expand_voidaccop_builtin): Ditto.
6738 (frv_expand_load_builtin): Ditto.
6739 (frv_expand_store_builtin): Ditto.
6740 (frv_expand_mdpackh_builtin): Ditto.
6741 (frv_expand_mclracc_builtin): Ditto.
6742 (frv_expand_mrdacc_builtin): Ditto.
6743 (frv_expand_mwtacc_builtin): Ditto.
6744 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
6747 2007-02-20 Janis Johnson <janis187@us.ibm.com>
6749 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
6750 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
6752 (HAVE_GAS_DFP): Check for assembler support of decimal floating
6754 * configure: Regenerate.
6755 * config.in: Regenerate.
6756 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
6757 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
6758 masks to power6 and power6x and to POWERPC_MASKS.
6759 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6761 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
6762 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
6763 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6764 Access PROTOTYPE as variable, not mask.
6766 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6768 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
6769 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
6770 * combine.c (adjust_for_new_dest): Use it.
6771 * postreload.c (reload_combine): Likewise.
6773 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6775 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
6776 notes on an insn with multiple sets, even if single_set returns
6777 non-NULL for that insn.
6779 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6781 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
6784 2007-02-20 Geoffrey Keating <geoffk@apple.com>
6786 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
6787 if user didn't pass it.
6788 * config/i386/darwin.h (CC1_SPEC): Likewise.
6789 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
6790 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
6791 -mmacosx-version-min.
6793 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6794 Uros Bizjak <ubizjak@gmail.com>
6796 * optabs.h (enum optab_index): Add new OTI_scalb.
6797 (scalb_optab): Define corresponding macro.
6798 * optabs.c (init_optabs): Initialize scalb_optab.
6799 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
6801 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
6802 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
6803 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
6804 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
6805 flag_unsafe_math_optimizations is set.
6807 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
6808 to implement scalbf, scalb and scalbl built-ins as inline x87
6811 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6812 DJ Delorie <dj@redhat.com>
6815 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
6816 (diagnostic_report_diagnostic): ... here, and turn them into real
6817 errors. If warnings are inhibited, no need to do anything.
6819 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
6821 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
6822 better code generation.
6824 2007-02-20 Ben Elliston <bje@au.ibm.com>
6826 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
6828 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
6830 * config/alpha/alpha.c, config/alpha/alpha.md,
6831 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
6832 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
6833 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
6834 config/arm/lib1funcs.asm: Follow spelling conventions.
6836 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
6837 config/fr30/fr30.md, config/i386/i386.h,
6838 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6839 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
6840 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
6841 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
6842 config/rs6000/altivec.md, config/rs6000/rs6000.c,
6843 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
6844 config/sparc/sparc.c, config/sparc/sparc.h,
6845 config/sparc/sparc.md, config/spu/constraints.md,
6846 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
6849 2007-02-20 Alan Modra <amodra@bigpond.net.au>
6852 * varasm.c (use_blocks_for_decl_p): Return false for decls with
6855 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6857 * doc/invoke.texi (-ftree-lrs): Remove.
6859 2007-02-19 Diego Novillo <dnovillo@redhat.com>
6861 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
6864 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
6866 * config/ia64/ia64.c (ia64_expand_builtin): Use the
6867 new CALL_EXPR_FN macro for retrieving the function
6868 declaration of the input expression.
6870 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6872 * c.opt (Waddress): New.
6873 * common.opt (Walways-true): Delete.
6874 (Wstring-literal-comparison): Delete.
6875 * doc/invoke.texi (Warning Options): Delete -Walways-true and
6876 -Wstring-literal-comparison. Add -Waddress.
6878 (Walways-true): Delete.
6879 (Wstring-literal-comparison): Delete.
6880 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
6881 consistently instead of -Walways-true in example.
6882 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
6883 * c-typeck.c (parser_build_binary_op): Replace
6884 -Wstring-literal-comparison and -Walways-true with -Waddress.
6885 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
6888 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6890 * tree-cfg.c (dump_function_to_file): Be prepared for functions
6891 without DECL_STRUCT_FUNCTION initialized.
6893 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6895 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
6896 due to calls to functions taking pointers as parameters.
6898 2007-02-19 Richard Henderson <rth@redhat.com>
6901 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
6904 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
6906 * config/s390/s390.c (s390_call_saved_register_used,
6907 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
6908 accessed to the new scheme.
6910 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6912 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
6913 (cris_print_index, cris_print_operand, cris_print_operand_address)
6914 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6915 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
6916 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
6918 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
6919 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
6920 GO_IF_LEGITIMATE_ADDRESS): Ditto.
6921 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
6922 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
6923 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
6924 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
6925 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
6926 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
6927 (uminsi3, call, call_value): Ditto.
6928 (define_split: indir_to_reg_split, unnamed): Ditto.
6930 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
6932 PR tree-optimization/30975
6933 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
6936 2007-02-18 Eric Christopher <echristo@gmail.com>
6938 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
6939 Remove use of arglist.
6940 (mips_expand_builtin): Remove use of arglist, pass in expr.
6941 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
6942 (mips_expand_builtin_movtf): Ditto.
6943 (mips_expand_builtin_compare): Ditto.
6945 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6947 * tree-sra.c (sra_build_assignment): Replace assertion
6948 checking with a comment explaining why it can't be done.
6950 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6953 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
6954 during CALL_EXPR representation conversion.
6955 * tree-ssa-propagate.c (set_rhs): Likewise.
6957 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6959 * tree-sra.c (sra_build_assignment): Disable assertion checking
6962 2007-02-18 Roger Sayle <roger@eyesopen.com>
6964 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
6965 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6966 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
6968 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
6969 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
6970 gimplify_init_ctor_eval_range, gimple_push_cleanup,
6971 gimplify_omp_for, gimplify_omp_atomic_pipeline,
6972 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
6973 force_gimple_operand): Likewise.
6974 * ipa-cp.c (constant_val_insert): Likewise.
6975 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
6976 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
6977 perfect_nestify): Likewise.
6978 * langhooks.c (lhd_omp_assignment): Likewise.
6979 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
6980 lower_copyprivate_clauses, lower_send_clauses,
6981 lower_send_shared_vars, expand_parallel_call,
6982 expand_omp_for_generic, expand_omp_for_static_nochunk,
6983 expand_omp_for_static_chunk, expand_omp_sections,
6984 lower_omp_single_copy, lower_omp_for_lastprivate,
6985 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
6986 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6987 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
6990 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6992 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
6993 config/sh/sh.md: Follow spelling conventions.
6995 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
6996 config/frv/predicates.md: Follow spelling conventions.
6998 * config/m68k/linux-unwind.h: Fix a comment typo.
6999 * target.h: Follow spelling conventions.
7001 2007-02-18 Roger Sayle <roger@eyesopen.com>
7003 PR rtl-optimization/28173
7004 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
7005 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
7006 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
7007 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
7008 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
7010 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7012 * builtins.c (fold_builtin_load_exponent): New.
7013 (fold_builtin_2): Use it.
7015 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
7017 PR rtl-optimization/30773
7018 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
7019 if we fail to attach a REG_EQUIV note.
7021 2007-02-18 David Edelsohn <edelsohn@gnu.org>
7022 Roger Sayle <roger@eyesopen.com>
7024 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
7026 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7028 * calls.c (initialize_argument_information): Pass original EXP
7029 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
7030 code to split complex arguments here, as part of initializing the
7032 (expand_call): Remove code that builds a list of arguments and
7033 inserts implicit arguments into it. Instead, just count how many
7034 implicit arguments there will be so we can determine the size of
7035 the ARGS array, and let initialize_argument_information do the work.
7036 (split_complex_values): Delete unused function.
7038 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7040 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
7042 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7044 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
7045 for arg pointer based indexed addressing.
7047 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7049 * config/ia64/ia64.h, config/ia64/ia64.md,
7050 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
7051 spelling conventions.
7053 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7055 * config/m68k/m68k.c (split_di): New.
7056 * config/m68k/m68k-protos.h: Declare split_di.
7057 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
7058 Improve predicate handling and split constant shifts.
7060 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7062 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
7063 parameter for register bitfield operations, general predicates
7066 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7068 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
7069 * config/m68k/linux-unwind.h: New file.
7071 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7073 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
7074 config/i386/athlon.md, config/ia64/ia64.md,
7075 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
7076 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
7077 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
7078 tree-ssa-loop-niter.c, tree-vect-analyze.c,
7079 tree-vect-transform.c: Fix comment typos.
7081 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
7083 * sched-deps.c (find_insn_list): Remove.
7084 * sched-int.h: Remove the prototype for find_insn_list.
7086 2007-02-16 Geoffrey Keating <geoffk@apple.com>
7088 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
7090 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
7091 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
7092 darwin_rs6000_override_options.
7093 (C_COMMON_OVERRIDE_OPTIONS): Expect
7094 darwin_macosx_version_min to be non-NULL always.
7095 (TARGET_C99_FUNCTIONS): Likewise.
7096 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
7097 (DARWIN_MINVERSION_SPEC): New.
7098 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
7099 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
7101 (DARWIN_MINVERSION_SPEC): New.
7102 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
7104 * config/darwin-c.c (darwin_cpp_builtins): Expect
7105 darwin_macosx_version_min to be non-NULL always.
7107 * config/rs6000/rs6000.c: Clean up trailing whitespace.
7109 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
7111 * config/i386/i386.h (x86_use_xchgb): New.
7112 (TARGET_USE_XCHGB): New macro.
7113 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
7114 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
7115 Split after reload into bswaphi for shifts of 8.
7116 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
7117 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
7118 or when optimizing for size.
7120 2007-02-16 Richard Guenther <rguenther@suse.de>
7121 Christian Bruel <christian.bruel@st.com>
7123 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
7124 DECLs but prefer SSA_NAMEs over DECLs.
7126 2007-02-16 Richard Guenther <rguenther@suse.de>
7128 * tree-flow-inline.h (single_imm_use_p): Remove.
7129 (zero_imm_uses_p): Likewise.
7130 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
7131 instead of single_imm_use_p.
7132 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
7135 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7138 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
7139 nested double- and backquotes.
7141 2007-02-15 Roger Sayle <roger@eyesopen.com>
7144 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
7145 should be unreachable.
7146 (build2_stat): Allow construction of MODIFY_EXPR at any time.
7147 For the time being redirect GIMPLE_MODIFY_STMT to the new
7148 (renamed) build_gimple_modify_stmt_stat.
7149 (build2_gimple_stat): Rename to...
7150 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
7151 Always build a GIMPLE_MODIFY_STMT node.
7152 * tree.h (build2_gimple, build2_gimple_stat): Delete.
7153 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
7156 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
7157 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
7158 * tree-complex.c (set_component_ssa_name, expand_complex_move,
7159 expand_complex_div_wide): Likewise.
7160 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
7161 * tree-ssa-loop-im.c (schedule_sm): Likewise.
7162 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
7163 * tree-ssa-loop-manip.c (create_iv): Likewise.
7164 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
7165 abs_replacement): Likewise.
7166 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
7167 realify_fake_stores): Likewise.
7169 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
7170 node rather than a GIMPLE_MODIFY_STMT node.
7171 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
7172 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
7174 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
7175 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
7178 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7181 * fold-const.c (fold_comparison): Add back the
7182 folding of constant complex comparisions.
7184 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7187 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
7188 effects unknown to this function, return early.
7190 2007-02-15 Ian Lance Taylor <iant@google.com>
7192 * lower-subreg.c (move_eh_region_note): New static function.
7193 (resolve_simple_move): Call it.
7194 (decompose_multiword_subregs): Track blocks for which we resolve a
7195 simple move which is also a control flow insn. Pass them to
7196 find_many_sub_basic_blocks.
7197 (pass_lower_subreg): Add TODO_verify_flow.
7198 (pass_lower_subreg2): Likewise.
7200 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7201 Brooks Moses <brooks.moses@codesourcery.com>
7202 Lee Millward <lee.millward@codesourcery.com>
7204 * tree.h (enum tree_code_class): Add tcc_vl_exp.
7205 (VL_EXP_CLASS_P): New.
7206 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
7208 (TREE_OPERAND_CHECK_CODE): Likewise.
7209 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
7210 (TREE_RTL_OPERAND_CHECK): Likewise.
7211 (tree_operand_check_failed): Make second parameter the whole tree
7212 instead of its code. Fixed callers.
7213 (VL_EXP_CHECK): New.
7214 (TREE_OPERAND_LENGTH): New.
7215 (VL_EXP_OPERAND_LENGTH): New.
7216 (CALL_EXPR_FN): New.
7217 (CALL_EXPR_STATIC_CHAIN): New.
7218 (CALL_EXPR_ARGS): New.
7219 (CALL_EXPR_ARG): New.
7220 (call_expr_nargs): New.
7221 (CALL_EXPR_ARGP): New.
7222 (build_nt_call_list): Declare.
7223 (build_vl_exp_stat): Declare.
7224 (build_vl_exp): New.
7225 (build_call_list): Declare.
7226 (build_call_nary): Declare.
7227 (build_call_valist): Declare.
7228 (build_call_array): Declare.
7229 (call_expr_arg): Declare.
7230 (call_expr_argp): Declare.
7231 (call_expr_arglist): Declare.
7232 (fold_build_call_list): Declare.
7233 (fold_build_call_list_initializer): Declare.
7234 (fold_call_expr): Declare to replace fold_builtin.
7235 (fold_builtin_fputs): Update to agree with modified definition.
7236 (fold_builtin_strcpy): Likewise.
7237 (fold_builtin_strncpy): Likewise.
7238 (fold_builtin_memory_chk): Likewise.
7239 (fold_builtin_stxcpy_chk): Likewise.
7240 (fold_builtin_strncpy_chk): Likewise.
7241 (fold_builtin_next_arg): Likewise.
7242 (fold_build_call_expr): Declare.
7243 (fold_builtin_call_list): Declare.
7244 (fold_builtin_call_valist): Declare.
7245 (build_call_expr): Declare.
7246 (validate_arglist): Update to agree with modified definition.
7247 (tree_operand_length): New.
7248 (call_expr_arg_iterator): New.
7249 (init_call_expr_arg_iterator): New.
7250 (next_call_expr_arg): New.
7251 (first_call_expr_arg): New.
7252 (more_call_expr_args_p): New.
7253 (FOR_EACH_CALL_EXPR_ARG): New.
7255 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
7256 and tcc_gimple_stmt.
7257 (tree_code_size): Update documentation. Use sizeof (tree) rather
7258 than sizeof (char *).
7259 (tree_size): Likewise. Add case for tcc_vl_exp.
7260 (tree_node_structure): Add case for tcc_vl_exp.
7261 (contains_placeholder_p): Likewise.
7262 (substitute_in_expr): Likewise.
7263 (substitute_placeholder_in_expr): Likewise.
7264 (stabilize_reference_1): Likewise.
7265 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
7266 to diagnose breakage of this interface for constructing CALL_EXPRs.
7267 (build_nt): Add similar assertion here.
7268 (build_nt_call_list): New.
7269 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
7270 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
7272 (get_callee_fndecl): Use new CALL_EXPR accessors.
7273 (tree_operand_check_failed): Change parameters to pass entire node
7274 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
7275 (process_call_operands): New.
7276 (build_vl_exp_stat): New.
7277 (build_call_list): New.
7278 (build_call_nary): New.
7279 (build_call_valist): New.
7280 (build_call_array): New.
7281 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7282 (call_expr_arglist): New.
7284 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7285 tcc_vl_exp instead of a fixed-size tcc_expression.
7287 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7288 accessors for CALL_EXPRs.
7289 (AGGR_INIT_EXPR): Likewise.
7291 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7292 Brooks Moses <brooks.moses@codesourcery.com>
7293 Lee Millward <lee.millward@codesourcery.com>
7295 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7296 (expand_builtin_nonlocal_goto): Change parameter to be entire
7297 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7298 (expand_builtin_prefetch): Likewise.
7299 (expand_builtin_classify_type): Likewise.
7300 (mathfn_built_in): Return NULL_TREE instead of 0.
7301 (expand_errno_check): Use new CALL_EXPR accessors.
7302 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7303 Return NULL_RTX instead of 0.
7304 (expand_builtin_mathfn_2): Likewise.
7305 (expand_builtin_mathfn_3): Likewise.
7306 (expand_builtin_interclass_mathfn): Likewise.
7307 (expand_builtin_sincos): Likewise.
7308 (expand_builtin_cexpi): Likewise.
7309 (expand_builtin_int_roundingfn): Likewise.
7310 (expand_builtin_int_roundingfn_2): Likewise.
7311 (expand_builtin_pow): Likewise.
7312 (expand_builtin_powi): Likewise.
7313 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7314 of arglist, fixing callers appropriately. Use new CALL_EXPR
7315 accessors and constructors. Return NULL_RTX instead of 0.
7316 (expand_builtin_strstr): Likewise.
7317 (expand_builtin_strchr): Likewise.
7318 (expand_builtin_strrchr): Likewise.
7319 (expand_builtin_strpbrk): Likewise.
7320 (expand_builtin_memcpy): Likewise.
7321 (expand_builtin_mempcpy): Likewise.
7322 (expand_builtin_mempcpy_args): New.
7323 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7324 (expand_builtin_memmove_args): New.
7325 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7326 (expand_movstr): Likewise.
7327 (expand_builtin_strcpy): Likewise.
7328 (expand_builtin_strcpy_args): New.
7329 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7330 (expand_builtin_strncpy): Likewise.
7331 (expand_builtin_memset): Likewise.
7332 (expand_builtin_memset_args): New.
7333 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7334 (expand_builtin_memcmp): Likewise.
7335 (expand_builtin_strcmp): Likewise.
7336 (expand_builtin_strncmp): Likewise.
7337 (expand_builtin_strcat): Likewise.
7338 (expand_builtin_strncat): Likewise.
7339 (expand_builtin_strspn): Likewise.
7340 (expand_builtin_strcspn): Likewise.
7341 (expand_builtin_args_info): Likewise.
7342 (expand_builtin_va_start): Likewise.
7343 (gimplify_va_arg_expr): Likewise.
7344 (expand_builtin_va_end): Likewise.
7345 (expand_builtin_va_copy): Likewise.
7346 (expand_builtin_frame_address): Likewise.
7347 (expand_builtin_alloca): Likewise.
7348 (expand_builtin_bswap): Likewise.
7349 (expand_builtin_unop): Likewise.
7350 (expand_builtin_fputs): Likewise.
7351 (expand_builtin_expect): Likewise.
7352 (expand_builtin_fabs): Likewise.
7353 (expand_builtin_copysign): Likewise.
7354 (expand_builtin_printf): Likewise.
7355 (expand_builtin_fprintf): Likewise.
7356 (expand_builtin_sprintf): Likewise.
7357 (expand_builtin_init_trampoline): Likewise.
7358 (expand_builtin_signbit): Likewise.
7359 (expand_builtin_fork_or_exec): Likewise.
7360 (expand_builtin_sync_operation): Likewise.
7361 (expand_builtin_compare_and_swap): Likewise.
7362 (expand_builtin_lock_test_and_set): Likewise.
7363 (expand_builtin_lock_release): Likewise.
7364 (expand_builtin): Likewise.
7365 (builtin_mathfn_code): Likewise.
7367 (fold_builtin_constant_p): Pass call arguments individually instead
7368 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7369 accessors and constructors. Return NULL_TREE instead of 0.
7370 (fold_builtin_expect): Likewise.
7371 (fold_builtin_classify_type): Likewise.
7372 (fold_builtin_strlen): Likewise.
7373 (fold_builtin_nan): Likewise.
7374 (integer_valued_real_p): Likewise.
7375 (fold_trunc_transparent_mathfn): Likewise.
7376 (fold_fixed_mathfn): Likewise.
7377 (fold_builtin_cabs): Likewise.
7378 (fold_builtin_sqrt): Likewise.
7379 (fold_builtin_cbrt): Likewise.
7380 (fold_builtin_cos): Likewise.
7381 (fold_builtin_cosh): Likewise.
7382 (fold_builtin_tan): Likewise.
7383 (fold_builtin_sincos): Likewise.
7384 (fold_builtin_cexp): Likewise.
7385 (fold_builtin_trunc): Likewise.
7386 (fold_builtin_floor): Likewise.
7387 (fold_builtin_ceil): Likewise.
7388 (fold_builtin_round): Likewise.
7389 (fold_builtin_int_roundingfn): Likewise.
7390 (fold_builtin_bitop): Likewise.
7391 (fold_builtin_bswap): Likewise.
7392 (fold_builtin_logarithm): Likewise.
7393 (fold_builtin_hypot): Likewise.
7394 (fold_builtin_pow): Likewise.
7395 (fold_builtin_powi): Likewise.
7396 (fold_builtin_exponent): Likewise.
7397 (fold_builtin_memset): Likewise.
7398 (fold_builtin_bzero): Likewise.
7399 (fold_builtin_memory_op): Likewise.
7400 (fold_builtin_bcopy): Deleted; call site changed to invoke
7401 fold_builtin_memory_op directly.
7402 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7403 (fold_builtin_strncpy): Likewise.
7404 (fold_builtin_memcmp): Likewise.
7405 (fold_builtin_strcmp): Likewise.
7406 (fold_builtin_strncmp): Likewise.
7407 (fold_builtin_signbit): Likewise.
7408 (fold_builtin_copysign): Likewise.
7409 (fold_builtin_isascii): Likewise.
7410 (fold_builtin_toascii): Likewise.
7411 (fold_builtin_isdigit): Likewise.
7412 (fold_builtin_fabs): Likewise.
7413 (fold_builtin_abs): Likewise.
7414 (fold_builtin_fmin_fmax): Likewise.
7415 (fold_builtin_carg): Likewise.
7416 (fold_builtin_classify): Likewise.
7417 (fold_builtin_unordered_cmp): Likewise.
7419 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7420 New functions split out from fold_builtin_1.
7421 (fold_builtin_n): New.
7422 (fold_builtin_varargs): New.
7423 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7425 (fold_call_expr): New.
7426 (build_function_call_expr): Rewrite to use new helper function.
7427 (fold_builtin_call_list): New.
7428 (build_call_expr): New.
7429 (fold_builtin_call_valist): New.
7430 (rewrite_call_expr): New.
7431 (validate_arg): New.
7432 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7433 of an arglist. Change return type to bool. Use new CALL_EXPR
7436 (fold_builtin_strstr): Pass call arguments individually instead
7437 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7438 accessors and constructors. Return NULL_TREE instead of 0.
7439 (fold_builtin_strchr): Likewise.
7440 (fold_builtin_strrchr): Likewise.
7441 (fold_builtin_strpbrk): Likewise.
7442 (fold_builtin_strcat): Likewise.
7443 (fold_builtin_strncat): Likewise.
7444 (fold_builtin_strspn): Likewise.
7445 (fold_builtin_strcspn): Likewise.
7446 (fold_builtin_fputs): Likewise.
7447 (fold_builtin_next_arg): Likewise.
7448 (fold_builtin_sprintf): Likewise.
7450 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7451 NULL_RTX instead of 0.
7452 (expand_builtin_memory_chk): Likewise.
7453 (maybe_emit_chk_warning): Likewise.
7454 (maybe_emit_sprintf_chk_warning): Likewise.
7456 (fold_builtin_object_size): Pass call arguments individually instead
7457 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7458 accessors and constructors. Return NULL_TREE instead of 0.
7459 (fold_builtin_memory_chk): Likewise.
7460 (fold_builtin_stxcpy_chk): Likewise.
7461 (fold_builtin_strncpy_chk): Likewise.
7462 (fold_builtin_strcat_chk): Likewise.
7463 (fold_builtin_strcat_chk): Likewise.
7464 (fold_builtin_strncat_chk): Likewise.
7465 (fold_builtin_sprintf_chk): Likewise.
7466 (fold_builtin_snprintf_chk): Likewise.
7467 (fold_builtin_printf): Likewise.
7468 (fold_builtin_vprintf): Likewise.
7470 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7472 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7473 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7474 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7475 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7476 (fold_unary): Likewise.
7477 (fold_binary): Likewise.
7478 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7479 ternary expressions.
7480 (fold): Add logic for tcc_vl_exp.
7481 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7482 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7483 (fold_build3_stat): Add assertion to flag broken interface for
7484 constructing CALL_EXPRs.
7485 (fold_build_call_list): New.
7486 (fold_build_call_list_initializer): New.
7487 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7489 (fold_strip_sign_ops): Likewise.
7491 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7492 Brooks Moses <brooks.moses@codesourcery.com>
7493 Lee Millward <lee.millward@codesourcery.com>
7495 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7496 accessors and dump arguments explicitly.
7498 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7500 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7502 (print_call_name): Use new CALL_EXPR accessors.
7504 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7505 CALL_EXPR arguments explicitly instead of as a list. Use
7506 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7508 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7509 (vrp_visit_stmt): Likewise.
7511 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7512 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7514 (force_move_till_expr): Likewise.
7516 * targhooks.c (default_external_stack_protect_fail): Use
7517 build_call_expr instead of build_function_call_expr.
7518 (default_hidden_stack_protect_fail): Likewise.
7520 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7523 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7524 and walk arguments explicitly.
7526 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7527 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7528 (expand_simple_operations): Likewise.
7529 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7531 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7532 of TREE_CODE_LENGTH.
7533 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7535 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7536 instead of TREE_CODE_LENGTH.
7538 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7539 (tree_ic_transform): Likewise.
7540 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7541 parameter instead of arglist. Fix callers.
7542 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7543 (tree_stringops_transform): Likewise.
7544 (tree_indirect_call_to_profile): Likewise.
7545 (tree_stringops_values_to_profile): Likewise.
7547 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7548 (eliminate_tail_call): Likewise.
7550 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7552 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7553 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7555 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7557 * omp-low.c (build_omp_barrier): Use build_call_expr.
7558 (lower_rec_input_clauses): Likewise.
7559 (lower_reduction_clauses): Likewise.
7560 (expand_parallel_call): Likewise.
7561 (maybe_catch_exception): Likewise.
7562 (expand_omp_for_generic): Likewise.
7563 (expand_omp_for_static_nochunk): Likewise.
7564 (expand_omp_sections): Likewise.
7565 (lower_omp_single_simple): Likewise.
7566 (lower_omp_single_copy): Likewise.
7567 (lower_omp_master): Likewise.
7568 (lower_omp_ordered): Likewise.
7569 (lower_omp_critical): Likewise.
7571 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
7572 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
7574 * tree-gimple.c (is_gimple_call_addr): Fix doc.
7575 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
7576 TREE_CODE_LENGTH. Add tcc_vl_exp case.
7578 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
7579 and generalize to handle any number of operands.
7580 (chrec_contains_undetermined): Likewise.
7581 (tree_contains_chrecs): Likewise.
7582 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
7584 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
7586 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
7587 fold_call_expr instead of fold_builtin.
7588 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
7589 match declarations there.
7590 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
7593 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
7594 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7596 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
7597 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
7599 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
7602 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
7603 (execute_cse_sincos): Use new CALL_EXPR accessors.
7605 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
7607 * gimple-low.c (lower_function_body): Use build_call_expr.
7608 (lower_builtin_setjmp): Likewise.
7610 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
7611 (set_storage_via_libcall): Likewise.
7612 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
7613 instead of TREE_CODE_LENGTH.
7614 (expand_expr_real_1): Use new CALL_EXPR accessors.
7616 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
7617 generalize to handle any number of operands.
7618 (TB_parent_eq): Likewise.
7620 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
7621 (strip_builtin_expect): Likewise.
7623 * function.c (gimplify_parameters): Use build_call_expr.
7625 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
7626 instead of TREE_CODE_LENGTH.
7628 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
7629 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
7631 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
7634 * gimplify.c (build_stack_save_restore): Use build_call_expr.
7635 (gimplify_decl_expr): Likewise.
7636 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
7637 Use new CALL_EXPR iterators.
7638 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
7639 (gimplify_modify_expr_to_memset): Likewise.
7640 (gimplify_variable_sized_compare): Likewise.
7641 (gimplify_omp_atomic_fetch_op): Likewise.
7642 (gimplify_omp_atomic_pipeline): Likewise.
7643 (gimplify_omp_atomic_mutex): Likewise.
7644 (gimplify_function_tree): Likewise.
7646 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
7647 (call_expr_flags): Likewise.
7648 (expand_call): Likewise.
7650 * except.c (expand_builtin_eh_return_data_regno): Pass entire
7651 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7654 * coverage.c (create_coverage): Use build_call_expr.
7656 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
7657 (temp_call_expr_obstack): New.
7658 (pool_copy_list): Delete.
7659 (temp_copy_call_expr): New.
7660 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
7661 CALL_EXPR accessors. Get rid of special goo for copying argument
7662 lists and use temp_copy_call_expr instead.
7663 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
7664 CALL_EXPR accessors.
7665 (create_expression_by_pieces): Likewise. Use build_call_array
7666 to construct the result instead of fold_build3.
7667 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
7668 dealing with argument lists.
7669 (init_pre): Remove references to expression_node_pool and
7670 list_node_pool. Init temp_call_expr_obstack instead.
7671 (fini_pre): Remove references to expression_node_pool and
7674 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
7675 and walk arguments explicitly instead of as a list.
7677 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
7678 (mx_register_decls): Likewise.
7679 (mudflap_register_call): Likewise.
7680 (mudflap_finish_file): Likewise.
7682 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
7683 (ipa_callsite_compute_param): Likewise.
7685 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
7686 accessors and constructor.
7688 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
7689 accessors and constructor.
7690 (convert_tramp_reference): Likewise.
7691 (convert_call_expr): Likewise.
7692 (finalize_nesting_tree_1): Likewise.
7694 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
7697 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
7699 * tree-inline.c (initialize_inlined_parameters): Pass entire
7700 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7702 (estimate_num_insns_1): Use new CALL_EXPR accessors.
7703 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
7705 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
7706 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7707 (vectorizable_reduction): Likewise.
7708 (vectorizable_call): Use new CALL_EXPR iterators.
7709 (vectorizable_conversion): Use build_call_expr.
7710 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
7711 (vect_gen_widened_results_half): Use build_call_expr.
7712 (vect_setup_realignment): Likewise.
7713 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
7715 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
7716 (pass_through_call): Likewise.
7717 (compute_object_sizes): Likewise. Use fold_call_expr instead of
7720 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
7721 (tree_gen_pow2_profiler): Likewise.
7722 (tree_gen_one_value_profiler): Likewise.
7723 (tree_gen_ic_func_profiler): Likewise.
7724 (tree_gen_average_profiler): Likewise.
7725 (tree_gen_ior_profiler): Likewise.
7727 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
7728 (find_func_aliases): Use new CALL_EXPR accessors. Add case
7729 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7731 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
7732 of TREE_CODE_LENGTH.
7734 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
7735 of TREE_CODE_LENGTH.
7737 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
7739 (convert_to_integer): Likewise.
7741 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
7744 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7745 Brooks Moses <brooks.moses@codesourcery.com>
7746 Lee Millward <lee.millward@codesourcery.com>
7748 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
7750 * config/frv/frv.c (frv_expand_builtin): Likewise.
7751 * config/s390/s390.c (s390_expand_builtin): Likewise.
7753 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
7754 (sparc_expand_builtin): Use new CALL_EXPR accessors.
7756 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
7757 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
7758 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
7759 (ix86_expand_store_builtin): Likewise.
7760 (ix86_expand_unop_builtin): Likewise.
7761 (ix86_expand_unop1_builtin): Likewise.
7762 (ix86_expand_sse_compare): Likewise.
7763 (ix86_expand_sse_comi): Likewise.
7764 (ix86_expand_vec_init_builtin): Likewise.
7765 (ix86_expand_vec_ext_builtin): Likewise.
7766 (ix86_expand_vec_set_builtin): Likewise.
7767 (ix86_expand_builtin): Use new CALL_EXPR accessors.
7769 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
7770 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7772 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
7773 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7774 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
7776 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
7778 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7779 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
7780 arglist. Use new CALL_EXPR accessors. Fix callers.
7781 (altivec_expand_abs_builtin): Likewise.
7782 (rs6000_expand_binop_builtin): Likewise.
7783 (altivec_expand_predicate_builtin): Likewise.
7784 (altivec_expand_lv_builtin): Likewise.
7785 (spe_expand_stv_builtin): Likewise.
7786 (altivec_expand_stv_builtin): Likewise.
7787 (rs6000_expand_ternop_builtin): Likewise.
7788 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
7789 (altivec_expand_st_builtin): Likewise.
7790 (altivec_expand_dst_builtin): Likewise.
7791 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
7792 arglist. Use new CALL_EXPR accessors. Fix callers.
7793 (altivec_expand_vec_set_builtin): Likewise.
7794 (altivec_expand_vec_ext_builtin): Likewise.
7795 (altivec_expand_builtin): Use new CALL_EXPR accessors.
7796 (spe_expand_builtin): Likewise.
7797 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
7798 arglist. Use new CALL_EXPR accessors. Fix callers.
7799 (spe_expand_evsel_builtin): Likewise.
7800 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
7801 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
7803 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
7804 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7805 (arm_expand_unop_builtin): Likewise.
7806 (arm_expand_builtin): Use new CALL_EXPR accessors.
7808 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
7811 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
7812 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7813 (bfin_expand_unop_builtin): Likewise.
7814 (bfin_expand_builtin): Use new CALL_EXPR accessors.
7816 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7817 Brooks Moses <brooks.moses@codesourcery.com>
7818 Lee Millward <lee.millward@codesourcery.com>
7820 * c-semantics.c (build_stmt): Add internal diagnostic check.
7822 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
7823 accessors. Print arguments explicitly instead of as a list.
7825 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
7827 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
7828 (c_finish_omp_flish): Likewise.
7830 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
7831 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
7832 instead of TREE_CODE_LENGTH.
7833 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
7834 (c_warn_unused_result): Likewise.
7836 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7839 * doc/invoke.texi (Warning Options): Remove
7840 -Werror-implicit-function-declaration.
7841 (Wimplicit-function-declaration): Update description.
7842 * opts.c (common_handle_option): Move handling of -Werror=* to...
7843 (enable_warning_as_error): ...here.
7844 * opts.h (enable_warning_as_error): Declare.
7845 * c-decl.c (implicit_decl_warning): Unless
7846 -Wno-implicit-function-declaration is given, emit a pedwarn if
7847 -std=c99 or emit a warning if -Wimplicit-function-declaration.
7848 * c.opt (Wimplicit-function-declaration): Replace
7849 mesg_implicit_function_declaration with
7850 warn_implicit_function_declaration.
7851 * c-opts.c (c_common_handle_option):
7852 -Werror-implicit-function-declaration is exactly equal as
7853 -Werror=implicit-function-declaration.
7854 (set_Wimplicit): Replace mesg_implicit_function_declaration with
7855 warn_implicit_function_declaration.
7856 (c_common_post_options): -Wimplict-function-declaration is enabled
7857 by default by -std=c99, otherwise is disabled by default.
7858 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
7860 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7862 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
7863 DECL on the rhs to a DECL on the lhs for debug info purposes if the
7864 former is ignored but not the latter.
7866 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7868 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
7869 is made and the reference doesn't use the alias set of its type,
7870 do not create the temporary using that type.
7872 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
7874 * jump.c: Remove prototypes for delete_computation and
7875 delete_prior_computation.
7877 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7879 * jump.c (get_label_after): Delete.
7880 (get_label_before, delete_computation, delete_jump,
7881 delete_prior_computation, follow_jumps): Move...
7882 * reorg.c (delete_computation, delete_prior_computation): ... here...
7883 (get_label_before, delete_jump): ... making these static ...
7884 (follow_jumps): ... and simplifying this since it only runs after
7886 * rtl.h (get_label_after, get_label_before, delete_jump,
7887 follow_jumps): Delete prototypes.
7889 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7891 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
7893 2007-02-15 Nick Clifton <nickc@redhat.com>
7895 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
7896 order to prevent it from being munged by the target.
7898 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
7900 * config/i386/i386.md: Remove misleading comment.
7902 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7904 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
7905 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
7908 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7910 * tree-sra.c (instantiate_missing_elements): Canonicalize
7912 (sra_build_assignment): New.
7913 (generate_copy_inout, generate_element_copy,
7914 generate_element_zero, generate_one_element_init): Use it.
7916 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7918 * tree-sra.c (instantiate_missing_elements): Canonicalize
7920 (sra_build_assignment): New.
7921 (generate_copy_inout, generate_element_copy,
7922 generate_element_zero, generate_one_element_init): Use it.
7924 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7926 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
7929 2007-02-14 Joseph Myers <joseph@codesourcery.com>
7931 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
7932 types as aggregates not scalars.
7933 * function.c (assign_stack_temp_for_type): Likewise.
7935 2007-02-14 Roger Sayle <roger@eyesopen.com>
7936 Zdenek Dvorak <dvorakz@suse.cz>
7938 * tree-dump.c (dump_switch_p_1): Require exact match of the option
7941 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
7943 * passes.c (next_pass_1): Clear the next field of the copied
7946 2007-02-14 Richard Henderson <rth@redhat.com>
7948 * tree-sra.c (early_sra): New.
7949 (decl_can_be_decomposed_p): Deny va_list if early_sra.
7950 (tree_sra_early, pass_sra_early): New.
7951 * tree-pass.h (pass_sra_early): Declare.
7952 * passes.c (init_optimization_passes): Use it.
7954 2007-02-14 Richard Guenther <rguenther@suse.de>
7956 * flags.h (issue_strict_overflow_warning): Convert to a macro.
7958 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
7960 PR tree-optimization/30771
7961 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
7963 (vect_analyze_operations): Induction phis can now be marked as
7965 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
7966 Update documentation accordingly.
7968 2007-02-14 Nick Clifton <nickc@redhat.com>
7970 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
7971 most 3 arguments are supported.
7972 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
7974 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
7976 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
7977 Ensure dst->current is valid.
7979 2007-02-13 Paul Brook <paul@codesourcery.com>
7981 * config.gcc: Add arm*-*-uclinux-*eabi.
7982 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7983 (SUBTARGET_EXTRA_LINK_SPEC): Define.
7984 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
7985 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
7986 (LINK_SPEC): Define.
7988 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
7990 * config/arm/uclinux-eabi.h: New file.
7991 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
7992 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
7995 2007-02-13 Ian Lance Taylor <iant@google.com>
7997 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
7998 * flags.h (warn_strict_overflow): Declare.
7999 (enum warn_strict_overflow_code): Define.
8000 (issue_strict_overflow_warning): New static inline function.
8001 * opts.c (warn_strict_overflow): New variable.
8002 (common_handle_option): Handle OPT_Wstrict_overflow and
8003 OPT_Wstrict_overflow_.
8004 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
8006 * fold-const.c: Include intl.h.
8007 (fold_deferring_overflow_warnings): New static variable.
8008 (fold_deferred_overflow_warning): New static variable.
8009 (fold_deferred_overflow_code): New static variable.
8010 (fold_defer_overflow_warnings): New function.
8011 (fold_undefer_overflow_warnings): New function.
8012 (fold_undefer_and_ignore_overflow_warnings): New function.
8013 (fold_deferring_overflow_warnings_p): New function.
8014 (fold_overflow_warning): New static function.
8015 (make_range): Add strict_overflow_p parameter. Change all
8017 (extract_muldiv, extract_muldiv_1): Likewise.
8018 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
8019 tree_expr_nonnegative_p.
8020 (fold_negate_expr): Call fold_overflow_warning.
8021 (fold_range_test): Likewise.
8022 (fold_comparison): Likewise.
8023 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
8024 instead of tree_expr_nonnegative_p.
8025 (tree_expr_nonnegative_warnv_p): Rename from
8026 tree_expr_nonnegative_p, add strict_overflow_p parameter.
8027 (tree_expr_nonnegative_p): New function.
8028 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
8029 strict_overflow_p parameter.
8030 (tree_expr_nonzero_p): New function.
8031 * passes.c (verify_interpass_invariants): New static function.
8032 (execute_one_pass): Call it.
8033 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
8035 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
8036 (estimate_numbers_of_iterations): Likewise.
8037 (scev_probably_wraps_p): Likewise.
8038 * tree-ssa-ccp.c: Include "toplev.h".
8039 (evaluate_stmt): Defer fold overflow warnings until we know we are
8041 (struct fold_stmt_r_data): Add stmt field.
8042 (fold_stmt_r): Defer fold overflow warnings until we know we
8044 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
8045 (fold_stmt_inplace): Likewise.
8046 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
8047 (cleanup_control_expr_graph): Defer fold overflow warnings until
8048 we know we are going to optimize.
8049 * tree-cfg.c (fold_cond_expr_cond): Likewise.
8050 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
8052 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
8053 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
8054 * tree-ssa-loop-manip.c (create_iv): Likewise.
8055 * c-typeck.c (build_conditional_expr): Likewise.
8056 (build_binary_op): Likewise.
8057 * tree-vrp.c (vrp_expr_computes_nonzero): Call
8058 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
8059 (extract_range_from_unary_expr): Likewise.
8060 * simplify-rtx.c (simplify_const_relational_operation): Warn when
8061 assuming that signed overflow does not occur.
8062 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
8063 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
8064 (fold_defer_overflow_warnings): Declare.
8065 (fold_undefer_overflow_warnings): Declare.
8066 (fold_undefer_and_ignore_overflow_warnings): Declare.
8067 (fold_deferring_overflow_warnings_p): Declare.
8068 (tree_expr_nonzero_warnv_p): Declare.
8069 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
8071 (Warning Options): Document -Wstrict-overflow.
8072 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
8073 (tree-ssa-ccp.o): Likewise.
8074 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
8075 (fold-const.o): Depend on intl.h.
8077 2007-02-13 Ian Lance Taylor <iant@google.com>
8080 * lower-subreg.c (resolve_simple_move): Decompose subregs in
8083 2007-02-13 Stuart Hastings <stuart@apple.com>
8085 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
8087 2007-02-13 Richard Henderson <rth@redhat.com>
8089 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
8090 handled_component_p before looking for the indirect_ref.
8092 2007-02-13 Richard Henderson <rth@redhat.com>
8094 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
8095 remove flags clobber.
8096 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
8097 (bswaphi_lowpart): New.
8098 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
8099 remove TARGET_BSWAP test. Delete expander of the same name.
8101 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
8102 (expand_unop): Use them.
8104 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
8106 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
8107 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
8108 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
8109 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
8110 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
8111 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
8112 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
8113 assembler dialect choice from asm templates.
8115 2007-02-12 Richard Henderson <rth@redhat.com>
8117 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
8118 (fixuns_trunc<SSEMODEF>si2): Use it.
8119 * config/i386/sse.md (vec_setv4sf_0): Export.
8120 * config/i386/i386.c (ix86_build_const_vector): Export.
8121 (ix86_split_convert_uns_si_sse): Rename from
8122 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
8123 * config/i386/i386-protos.h: Update.
8125 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8128 * c-typeck.c (c_finish_return): Improve warning message.
8130 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8132 * alias.c (find_symbolic_term): Delete unused function.
8134 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
8136 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
8137 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
8138 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
8140 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8142 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
8143 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
8144 the function, temporarily point the debug interface to the null one.
8146 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8148 * dwarf2out.c (round_up_to_align): New static function.
8149 (field_byte_offset): Use it to round the offset.
8151 2007-02-12 Richard Henderson <rth@redhat.com>
8153 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
8154 (inswl_const): Export.
8156 2007-02-12 Richard Henderson <rth@redhat.com>
8158 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
8159 result mode of the libcall, convert back to outmode.
8161 2007-02-12 Roger Sayle <roger@eyesopen.com>
8163 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
8164 (bswapdi2): New define_expand to implement 32-bit implementation.
8166 2007-02-12 Nick Clifton <nickc@redhat.com>
8168 * doc/invoke.texi (Overall Options): Document --help=.
8169 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
8170 (cc1_options): Pass --help= on to cc1.
8171 (display_help): Add description of --help=.
8172 (process_command): Add code to handle --help=. Allow translated
8173 --help and --target-help switches to be passed on to compiler
8175 (main): Remove unused if statement.
8176 * opts.c (columns): Remove.
8177 (LEFT_COLUMN): Define.
8178 (wrap_help): Add columns argument.
8179 (print_filtered_help): Change parameters to be an include bitmask,
8180 an exclude bitmask, an any bitmask and the column width. Move the
8181 code to display the params list here. Add code to display the
8182 status of options rather than their descriptions if the quiet flag
8184 (print_specific_help): Change parameters to be an include bitmask,
8185 an exclude bitmask and an any bitmask. Move code to look up the
8186 column width here. Decide upon the title for an options listing.
8187 (common_handle_options): Add code to handle --help=. Adapt code
8188 for --help and --target-help to use the revised form of the
8189 print_specific_help function.
8190 (print_help): Delete.
8191 (print_param_help): Delete.
8192 (print_switch): Delete.
8193 * opts.h (cl_lang_count): Add prototype.
8194 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
8195 CL_MAX_OPTION_CLASS): New defines.
8196 * optc-gen.awk: Add construction of cl_lang_count.
8197 * c.opt: Add Warning attribute to warning options and Optimization
8198 attribute to optimization options.
8199 * common.opt: Likewise.
8201 Add -fhelp and -ftarget-help as aliases for the transformed --help
8202 and --target-help options.
8203 * opt-functions.awk: Add code to handle Warning and Optimization
8206 2007-02-12 Richard Henderson <rth@redhat.com>
8208 * config/alpha/constraints.md: New file.
8209 * config/alpha/alpha.c: Include tm-constrs.h.
8210 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
8211 alpha_extra_constraint): Remove.
8212 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
8213 * config/alpha/alpha-protos.h: Update.
8214 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
8215 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
8216 (EXTRA_CONSTRAINT): Remove.
8217 * config/alpha/alpha.md: Include constraints.md.
8218 (adddi splitter): Use satisfies_constraint_*.
8219 * config/alpha/predicates.md (add_operand): Likewise.
8220 (sext_add_operand, addition_operation): Likewise.
8222 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
8224 PR tree-optimization/29145
8225 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
8226 in our handling of restrict qualified pointers.
8228 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8231 * doc/invoke.texi (Wunused-value): Update description.
8232 (Wextra): Delete item.
8233 * opts.c (set_Wextra): Don't use the value of Wextra to set the
8234 value of Wunused-value.
8235 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
8236 (c_finish_stmt_expr): Don't check extra_warnings.
8237 (emit_side_effect_warnings): The caller is responsible to check
8240 2007-02-11 Roger Sayle <roger@eyesopen.com>
8241 Matt Thomas <matt@3am-software.com>
8243 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
8245 2007-02-11 Roger Sayle <roger@eyesopen.com>
8247 * simplify-rtx.c (simplify_relational_operation_1): Optimize
8248 comparisons of POPCOUNT against zero.
8249 (simplify_const_relational_operation): Likewise.
8251 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8253 * doc/invoke.texi (Wextra): Delete outdated paragraph.
8255 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8257 * dwarf2out.c (root_type): Delete unused function.
8259 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8261 * genattrtab.c (contained_in_p): Delete unused function.
8262 (write_expr_attr_cache): Likewise.
8264 2007-02-11 Jan Hubicka <jh@suse.cz>
8266 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
8269 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
8271 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
8272 to add the REG_EQ* note.
8273 * see.c (see_merge_one_use_extension): Likewise.
8274 * local-alloc.c (update_equiv_regs): Likewise. Also don't
8275 turn REG_EQUAL notes into REG_EQUIV notes if the target
8276 register may have more than one set.
8277 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
8278 * gcse.c (try_replace_reg): Likewise.
8279 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
8280 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8281 more than one REG_EQUIV note.
8282 * reload1.c (gen_reload): Use set_unique_reg_note.
8284 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8286 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8287 (ix86_builtin_conversion): New function.
8289 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8292 * tree.h (DECL_REPLACEABLE_P): New macro.
8293 * except.c (set_nothrow_function_flags): Likewise.
8295 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8296 Ira Rosen <irar@il.ibm.com>
8297 Dorit Nuzman <dorit@il.ibm.com>
8299 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8300 * targhooks.c (default_builtin_vectorized_conversion): New.
8301 * targhooks.h (default_builtin_vectorized_function): New declaration.
8302 * target.h (struct vectorize): Add builtin_conversion field.
8303 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8304 stmt_vec_info_type value.
8305 (vectorizable_conversion): New declaration.
8306 * tree-vect-analyze.c (vect_analyze_operations): Add
8307 vectorizable_conversion call.
8308 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8309 * tree-vect-transform.c (vectorizable_conversion): New function.
8310 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8311 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8313 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8314 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8315 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8316 or ALTIVEC_BUILTIN_VCFSX.
8318 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8321 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8322 CONST_DOUBLE and operand 0 is a hard register.
8323 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8324 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8325 is a hard floating-point register.
8327 2007-02-10 Richard Henderson <rth@redhat.com>
8328 Jakub Jelinek <jakub@redhat.com>
8329 Alexandre Oliva <aoliva@redhat.com>
8331 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8332 * builtin-types.def (BT_WORD): Make unsigned.
8333 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8334 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8335 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8336 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8337 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8338 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8340 * expr.c (emutls_var_address): New.
8341 (expand_expr_real_1): Expand emulated tls.
8342 (expand_expr_addr_expr_1): Likewise.
8343 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8344 * output.h (emutls_finish): Declare.
8345 * toplev.c (compile_file): Call it.
8346 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8347 address before wrapping in CONST.
8348 * varasm.c (emutls_htab, emutls_object_type): New.
8349 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8350 (get_emutls_object_name, get_emutls_object_type): New.
8351 (get_emutls_init_templ_addr, emutls_decl): New.
8352 (emutls_common_1, emutls_finish): New.
8353 (assemble_variable): When emulating tls, swap decls; generate
8354 constructor for the emutls objects.
8355 (do_assemble_alias): When emulating tls, swap decl and target name.
8356 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8358 * varpool.c (decide_is_variable_needed): Look at force_output.
8359 Recurse for emulated tls.
8360 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8361 with decide_is_variable_needed.
8362 * emutls.c: New file.
8363 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8364 tls_object for real tls.
8366 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8368 PR rtl-optimization/29599
8369 * reload1.c (eliminate_regs_in_insn): Take the destination
8370 mode into account when computing the offset.
8372 2007-02-09 Stuart Hastings <stuart@apple.com>
8373 Richard Henderson <rth@redhat.com>
8375 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8376 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8377 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8378 fixuns_truncdfhi2): New.
8379 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8380 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8381 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8382 (floatunssidf2): Allow nonimmediate source.
8383 * config/i386/sse.md (movdi_to_sse): New.
8384 (vec_concatv2di): Drop '*'.
8385 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8386 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8387 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8389 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8390 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8391 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8392 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8393 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8394 ix86_build_const_vector.
8395 (x86_emit_floatuns): Rewrite.
8397 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8399 * genautomata.c (longest_path_length): Delete unused function.
8400 (struct state): Delete unused longest_path_length.
8401 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8402 (get_free_state): Delete unused.
8404 2007-02-09 Jan Hubicka <jh@suse.cz>
8406 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8407 * doc/invoke.texi (inline-unit-growth): Update default value.
8409 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8410 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8411 (rebuild_cgraph_edges): Likewise.
8412 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8413 (dump_cgraph_node): Dump frequencies.
8414 (cgraph_clone_edge): Add frequency scales.
8415 (cgraph_clone_node): Add freuqnecy.
8416 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8417 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8418 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8419 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8420 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8421 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8422 (save_inline_function_body): Likewise.
8423 * ipa-inline.c: inluce rtl.h
8424 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8425 (cgraph_edge_badness): Use frequencies.
8426 (cgraph_decide_recursive_inlining): Update clonning.
8427 (cgraph_decide_inlining_of_small_function): Dump frequency.
8428 * predict.c (estimate_bb_frequencies): Export.
8429 * predict.h (estimate_bb_frequencies): Declare.
8430 * tree-inline.c (copy_bb): Watch overflows.
8431 (expand_call_inline): Update call of cgraph_create_edge.
8432 (optimize_inline_calls): Use TODO flags to update frequnecies.
8433 * passes.h: Include predict.h
8434 (init_optimization_passes): Move profile ahead.
8435 (execute_function_todo): Handle TODO_rebuild_frequencies.
8437 2007-02-09 Roger Sayle <roger@eyesopen.com>
8439 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8440 the insbl or inswl pattern into a register.
8442 2007-02-09 Roger Sayle <roger@eyesopen.com>
8444 * config/ia64/ia64.md (bswapdi2): New define_insn.
8446 2007-02-09 Richard Henderson <rth@redhat.com>
8448 * config/i386/constraints.md (Ym): New constraint.
8449 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8450 (movdi_1_rex64): Split sse and xmm general register moves from
8451 memory move alternatives. Use conditional register constraints.
8452 (movsf_1, movdf_integer): Likewise.
8453 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8454 (movdf_integer_rex64): New.
8455 (pushsf_rex64): Fix output constraints.
8456 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8457 (sse2_stored): Likewise.
8458 (sse2_storeq_rex64): New.
8459 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8460 amd and not generic.
8461 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8462 for optimize_size. Remove SF/DFmode hack.
8464 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8466 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8469 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8470 Richard Sandiford <richard@codesourcery.com>
8472 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8473 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8474 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8475 m68k/t-mlib to tmake_file.
8476 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8477 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8478 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8479 Allow it to be cf or m68k. Set m68k_arch_family. If that
8480 variable is not empty, add t-$m68k_arch_family to tmake_file.
8481 Add t-mlibs to tmake_file.
8482 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8483 * config/m68k/t-cf: New file.
8484 * config/m68k/t-m68k: Likewise.
8485 * config/m68k/t-mlibs: Likewise.
8486 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8487 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8488 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8489 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8490 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8492 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8493 (INSTALL_LIBGCC): Delete.
8494 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8495 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8496 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8497 (M68K_MLIB_CPU): Define.
8498 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8499 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8500 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8502 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8503 Richard Guenther <rguenther@suse.de>
8506 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8507 against INT_MIN/INT_MAX.
8508 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8509 file if a loop is removed.
8511 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8513 * calls.c (store_one_arg): Pass correct alignment to
8514 emit_push_insn for non-BLKmode values.
8515 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8516 unaligned stack slot via a suitably aligned slot.
8518 2007-02-08 DJ Delorie <dj@redhat.com>
8520 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8522 (legal_subregs): Use unsigned char, make const.
8523 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8525 2007-02-08 Paul Brook <paul@codesourcery.com>
8527 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8528 special interworking needed.
8530 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8532 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8533 conditional to __SSE2__.
8534 (Entries below should have been added to first ChangeLog
8535 entry for amdfam10 dated 2007-02-05)
8536 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8538 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8540 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8543 2007-02-08 DJ Delorie <dj@redhat.com>
8545 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8546 * config/m32c/m32c.c (legal_subregs): New.
8547 (m32c_illegal_subreg_p): New.
8548 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8549 unsupported subregs of hard regs.
8551 2007-02-08 Jan Hubicka <jh@suse.cz>
8553 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8554 the same one; always update histograms.
8556 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8558 * passes.c (init_optimization_passes): Tidy comment.
8560 2007-02-08 Roger Sayle <roger@eyesopen.com>
8562 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
8563 strip zero_extend, bswap and rotates from POCOUNT's argument.
8564 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
8565 zero_extend and rotates from PARITY's argument.
8566 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
8567 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
8568 of an integer constant at compile-time.
8570 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8573 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
8575 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
8578 * tree-ssa-live.c (remove_unused_locals): Do not remove
8579 TREE_ADDRESSABLE variables.
8580 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
8581 * tree-ssa-operands.c (add_virtual_operand): Remove argument
8582 FOR_CLOBBER. Update all users.
8583 If VAR has an associated alias set, add a virtual operand for
8584 it if no alias is found to conflict with the memory reference.
8586 2007-02-07 Jan Hubicka <jh@suse.cz>
8587 Robert Kidd <rkidd@crhc.uiuc.edu>
8589 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
8591 2007-02-07 Ian Lance Taylor <iant@google.com>
8593 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
8595 2007-02-07 Roger Sayle <roger@eyesopen.com>
8597 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
8598 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
8599 tablejumpdi, movsi_to_cr_one): Remove constraints from
8600 define_expand's match_operands.
8602 2007-02-07 Roger Sayle <roger@eyesopen.com>
8604 * global.c (compute_regsets): Move declatation of "i" inside of
8605 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
8607 2007-02-07 Jakub Jelinek <jakub@redhat.com>
8610 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
8611 of INDIRECT_REF <RESULT_DECL>.
8613 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
8615 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
8616 Kaz Kojima <kkojima@gcc.gnu.org>
8619 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
8621 (sh_initialize_trampoline): Add parentheses to avoid a warning.
8623 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8625 * doc/loop.texi: Document possibility not to perform disambiguation
8626 of loops with multiple latches.
8627 * cfgloopmanip.c (alp_enum_p): Removed.
8628 (add_loop): Handle subloops. Use get_loop_body_with_size.
8629 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
8630 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
8631 the new forwarder block.
8632 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
8633 Handle the case latch is NULL.
8634 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
8635 when marking loop exits.
8636 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
8638 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
8639 disambiguate_loops_with_multiple_latches.
8640 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
8641 before fix_loop_structure.
8642 * cfgloop.c: Include pointer-set.h and output.h.
8643 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
8644 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
8645 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
8646 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
8647 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
8648 disambiguate_multiple_latches, get_loop_body_with_size,
8649 disambiguate_loops_with_multiple_latches): New functions.
8650 (flow_loop_dump): Dump multiple latch edges.
8651 (flow_loop_nodes_find): Handle loops with multiple latches.
8652 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
8653 (glb_enum_p): Modified.
8654 (get_loop_body): Use get_loop_body_with_size.
8655 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
8656 (AVOID_CFG_MODIFICATIONS): New constant.
8657 (disambiguate_loops_with_multiple_latches, add_loop,
8658 get_loop_body_with_size): Declare.
8659 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
8661 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
8664 * global.c (compute_regsets): New function.
8665 (global_alloc): Refactored ELIMINABLE_REGSET
8666 and NO_GLOBAL_ALLOC_REGS computation out.
8667 (rest_of_handle_global_alloc): Call compute_regsets()
8668 for non-optimizing case.
8670 2007-02-06 Richard Henderson <rth@redhat.com>
8672 * config/i386/constraints.md (Y2): Rename from Y.
8673 (Yi): New constraint.
8674 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
8675 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
8676 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
8677 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
8678 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
8679 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
8680 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
8681 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
8682 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
8683 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
8684 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
8685 vec_extractv2si_1): Change Y constraints to Y2.
8686 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
8687 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
8688 Change Y constraints to Y2.
8689 (sse2_loadld): Change Y constraints to x.
8691 2007-02-06 Roger Sayle <roger@eyesopen.com>
8693 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
8694 (parity<mode>2): New define_expand using rs6000_emit_parity.
8695 * config/rs6000/rs6000.c (rs6000_emit_popcount,
8696 rs6000_emit_parity): New functions.
8697 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
8698 rs6000_emit_parity): Prototype here.
8700 2007-02-06 Ian Lance Taylor <iant@google.com>
8702 * lower-subreg.c (simple_move_operand): Reject CONST.
8703 (resolve_clobber): Call validate_change rather than directly
8704 assigning to XEXP (pat, 0).
8706 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8708 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
8709 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
8710 (tree-cfg.o): Remove hashtab.h dependency.
8712 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
8713 (struct ivopts_data): Change niters to pointer_map_t.
8714 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
8715 (niter_for_exit): Create pointer_map on demand. Change for
8717 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
8718 (free_loop_data): Destroy data->niters if created and reset field.
8719 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
8720 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
8722 * tree-ssa-reassoc.c: Include pointer-set.h.
8723 (bb_rank): Change to long *.
8724 (operand_rank): Change to pointer_map_t.
8725 (find_operand_rank): Return long, -1 if not found. Declare as inline.
8726 (insert_operand_rank): Accept long.
8727 (operand_entry_hash, operand_entry_eq): Remove.
8728 (get_rank): Return long. Adjust for changes above.
8729 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
8731 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
8733 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
8734 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
8735 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
8737 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
8738 directly since it cannot be NULL.
8739 (get_vi_for_tree): Rewrite for pointer_map API.
8740 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
8741 (init_alias_vars): Create vi_for_tree as pointer_map.
8742 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
8744 * tree-cfg.c: Don't include hashtab.h.
8745 (edge_to_cases): Declare as pointer_map.
8746 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
8748 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
8749 (start_recording_case_labels): Create edge_to_cases as pointer_map.
8750 (end_recoding_case_labels): Cleanup edge_to_cases manually before
8752 (record_switch_edge): Delete.
8753 (get_cases_for_edge): Adjust for pointer_map API, inline
8754 record_switch_edge (rewritten for new API), remove goto.
8756 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8758 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
8759 * tree-nested.c: Include pointer-set.h.
8760 (var_map_elt, var_map_eq, var_map_hash): Delete.
8761 (struct nesting_info): Remove GTY marker. Change the two htab_t's
8763 (nesting_info_bitmap_obstack): New.
8764 (lookup_field_for_decl): Adjust for pointer_map API.
8765 (lookup_tramp_for_decl): Adjust for pointer_map API.
8766 (get_nonlocal_debug_decl): Adjust for pointer_map API.
8767 (get_local_debug_decl): Adjust for pointer_map API.
8768 (convert_nl_goto_reference): Adjust for pointer_map API.
8769 (convert_nl_goto_receiver): Adjust for pointer_map API.
8770 (create_nesting_tree): Create outside GGC space. Create bitmap on
8771 the new obstack. Create field_map and var_map as pointer_maps.
8772 (free_nesting_tree): Adjust for changes to create_nesting_tree.
8774 (lower_nested_functions): Move root here, no need to NULL it.
8775 Initialize and release the obstack.
8777 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
8779 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
8780 Remove prototypes and make them non-static.
8781 (struct tree_int_map): Remove.
8782 * tree.h (struct tree_int_map): Move here, turning TO into an
8784 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
8786 * tree.h (TREE_COMPLEXITY): Remove.
8787 (struct tree_exp): Remove complexity field.
8788 * tree.c (build1_stat): Don't set it.
8790 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
8791 Victor Kaplansky <victork@il.ibm.com>
8793 * tree-vectorizer.c (vect_is_simple_use): Support induction.
8794 (vect_is_simple_reduction): Support reduction with induction as
8795 one of the operands.
8796 (vect_is_simple_iv_evolution): Fix formatting.
8797 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
8798 formatting. Don't mark induction phis for vectorization.
8799 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
8800 * tree-vect-transform.c (get_initial_def_for_induction): New function.
8801 (vect_get_vec_def_for_operand): Support induction.
8802 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
8804 (vectorizable_reduction): Support reduction with induction as one of
8806 (vectorizable_type_demotion): Use def-type of stmt argument rather
8807 than dummy def-type.
8809 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
8810 flag_tree_scev_cprop.
8811 * common.opt (tree-scev-cprop): New flag.
8813 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
8814 call to vect_get_new_vect_var.
8816 2007-02-06 Ira Rosen <irar@il.ibm.com>
8818 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
8819 vectype is not NULL.
8820 (vect_pattern_recog_1): Likewise.
8822 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8824 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
8825 (fold_negate_expr): Likewise.
8827 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
8830 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
8831 even if cv-qualification is the same.
8833 2007-02-05 Geoffrey Keating <geoffk@apple.com>
8835 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
8836 __enable_execute_stack on completion.
8838 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8840 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
8841 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
8842 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
8843 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
8844 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
8845 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
8846 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
8847 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
8849 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8851 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
8852 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
8853 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
8854 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
8855 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
8856 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
8857 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
8858 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
8859 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
8860 umuldi3_highpart_rex64, umulsi3_highpart_insn,
8861 umulsi3_highpart_zext, smuldi3_highpart_rex64,
8862 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
8863 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
8864 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
8865 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
8866 sqrtextenddfxf2_i387): Added amdfam10_decode.
8868 * config/i386/athlon.md (athlon_idirect_amdfam10,
8869 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
8870 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
8871 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
8872 athlon_ivector_store_amdfam10): New define_insn_reservation.
8873 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
8876 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8878 * config/i386/athlon.md (athlon_call_amdfam10,
8879 athlon_pop_amdfam10, athlon_lea_amdfam10): New
8880 define_insn_reservation.
8881 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
8882 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
8883 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
8885 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8887 * config/i386/athlon.md (athlon_sseld_amdfam10,
8888 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
8889 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
8891 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8893 * config/i386/athlon.md (athlon_sseins_amdfam10): New
8894 define_insn_reservation.
8895 * config/i386/i386.md (sseins): Added sseins to define_attr type
8896 and define_attr unit.
8897 * config/i386/sse.md: Set type attribute to sseins for insertq
8900 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8902 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
8903 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
8904 ssecomi_load_amdfam10, ssecomi_amdfam10,
8905 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
8906 define_insn_reservation.
8907 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
8909 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8911 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
8912 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
8913 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
8914 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
8915 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
8916 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
8917 define_insn_reservation.
8919 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
8920 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
8921 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
8922 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
8923 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
8925 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8927 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
8928 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
8929 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
8930 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
8931 athlon_ssemul_load_k8): Added amdfam10.
8933 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8935 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
8936 (x86_sse_unaligned_move_optimal): New variable.
8938 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
8940 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
8941 for unaligned vector SSE double/single precision loads for AMDFAM10.
8943 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8945 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
8946 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
8947 Define TARGET_CPU_DEFAULT_amdfam10.
8948 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
8949 (processor_type): Add PROCESSOR_AMDFAM10.
8951 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
8952 processor_type in config/i386/i386.h.
8953 Enable imul peepholes for TARGET_AMDFAM10.
8955 * config.gcc: Add support for --with-cpu option for amdfam10.
8957 * config/i386/i386.c (amdfam10_cost): New variable.
8958 (m_AMDFAM10): New macro.
8959 (m_ATHLON_K8_AMDFAM10): New macro.
8960 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
8961 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
8962 x86_promote_QImode, x86_integer_DFmode_moves,
8963 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8964 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
8965 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
8966 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
8967 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
8968 Enable/disable for amdfam10.
8969 (override_options): Add amdfam10_cost to processor_target_table.
8970 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
8971 processor_alias_table.
8972 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
8973 (ix86_adjust_cost): Add code for amdfam10.
8975 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8977 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
8978 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
8979 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
8980 * config/i386/i386.h: Add builtin definition for SSE4A.
8981 * config/i386/i386.md: Add support for ABM instructions
8983 * config/i386/sse.md: Add support for SSE4A instructions
8984 (movntss, movntsd, extrq, insertq).
8985 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
8986 Add -march=amdfam10 flag.
8987 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
8988 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
8990 * doc/extend.texi: Add documentation for SSE4A builtins.
8992 2007-02-05 Bob Wilson <bob.wilson@acm.org>
8994 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
8996 2007-02-05 Richard Guenther <rguenther@suse.de>
8998 * tree-vectorizer.h (vectorizable_function): Add argument type
8999 argument, change return type.
9000 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
9001 * tree-vect-transform.c (vectorizable_function): Handle extra
9002 argument, return vectorized function decl.
9003 (build_vectorized_function_call): Remove.
9004 (vectorizable_call): Handle calls with result and argument types
9005 differing. Handle loop vectorization factor correctly.
9006 * targhooks.c (default_builtin_vectorized_function): Adjust for
9008 * targhooks.h (default_builtin_vectorized_function): Likewise.
9009 * target.h (builtin_vectorized_function): Add argument type
9011 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
9012 extra argument, allow vectorizing of lrintf.
9013 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
9014 documentation of target hook.
9016 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
9019 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
9020 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
9021 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
9023 2007-02-05 Roger Sayle <roger@eyesopen.com>
9025 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
9026 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
9027 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
9028 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
9029 before canonicalizing sincos to cexpi.
9030 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
9032 2007-02-05 Roger Sayle <roger@eyesopen.com>
9034 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
9035 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
9036 (alpha_init_builtins): Use alpha_add_builtins to process tables.
9038 2007-02-05 Roger Sayle <roger@eyesopen.com>
9040 * mips-tfile.c (initialize_init_file): Correct endianness test.
9042 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
9044 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
9047 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9049 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
9050 saves in a PARALLEL before the register assignments.
9052 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9054 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
9055 DWARF_FRAME_RETURN_COLUMN to be a general register.
9056 * dwarf2out.c (init_return_column_size): New function, split from...
9057 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
9058 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
9059 to be nongeneral registers.
9060 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
9062 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
9063 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
9065 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9067 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
9069 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9071 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
9072 (remove_path): Use can_remove_branch_p and remove_branch instead
9073 of loop_delete_branch_edge.
9074 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
9075 (tree_transform_and_unroll_loop): Remove dead branches immediately.
9076 Update profile using scale_dominated_blocks_in_loop.
9077 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
9078 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
9079 (can_remove_branch_p, remove_branch): Declare.
9080 * tree-cfg.c (tree_can_remove_branch_p): New function.
9081 (tree_cfg_hooks): Add tree_can_remove_branch_p.
9082 * cfgrtl.c (rtl_can_remove_branch_p): New function.
9083 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
9085 2007-02-05 Jan Hubicka <jh@suse.cz>
9088 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
9089 nodes in cgraph, don't remove offline copy of the function.
9091 2007-02-04 Jan Hubicka <jh@suse.cz>
9093 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
9094 vectors might cause maybe_lookup_element_for_expr to be called
9095 on non-sra-candidate.
9097 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9099 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
9100 config/bfin/bfin.md, config/bfin/predicates.md: Follow
9101 spelling conventions.
9103 2007-02-04 Richard Guenther <rguenther@suse.de>
9106 * fold-const.c (try_move_mult_to_index): Make sure to not
9107 overflow one dimension of a multi-dimensional array access.
9109 2007-02-04 Jan Hubicka <jh@suse.cz>
9111 * passes.c (init_optimization_passes): Reindent.
9113 2007-02-04 Jan Hubicka <jh@suse.cz>
9114 Eric Botcazou <ebotcazou@adacore.com>
9116 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
9117 (execute_fixup_cfg): Break out the abnormal goto code.
9118 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
9119 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
9120 (optimize_inline_calls): Call make_nonlocal_label_edges.
9122 2007-02-04 Jan Hubicka <jh@suse.cz>
9124 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
9125 true when something was changed.
9126 (rename_ssa_copies): When something was changed, do
9127 TODO_remove_unused_locals.
9128 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9129 add TODO_remove_unused_locals when instruction was removed.
9131 2007-02-04 Jan Hubicka <jh@suse.cz>
9133 * ipa-inline.c (try_inline): Improve debug output; work on already
9135 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
9136 call try_inline for already inlined edges too when flattening;
9137 inline also functions that make callee growth but overall unit size
9140 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9142 * config/m32c/bitops.md, config/m32c/jump.md,
9143 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
9144 config/m32r/m32r.h, config/m32r/m32r.md,
9145 config/m32r/predicates.md, config/m68hc11/larith.asm,
9146 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
9147 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
9148 config/mips/mips-protos.h, config/mips/mips.c,
9149 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
9150 config/mn10300/mn10300.h, config/mn10300/predicates.md,
9151 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
9152 spelling conventions.
9154 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
9155 Follow spelling conventions.
9157 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
9159 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
9160 warn about C++0x compatibility.
9162 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9164 * config/h8300/h8300.c, config/h8300/h8300.h,
9165 config/h8300/h8300.md: Follow spelling conventions.
9167 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
9170 * combine.c (try_combine): Do not substitute source operand
9171 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
9173 2007-02-03 Jan Hubicka <jh@suse.cz>
9175 PR gcov-profile/30650
9176 * value-prof.c (stringop_block_profile): Fix handling of size counter;
9177 do not divide by zero for never executed counters.
9178 (tree_find_values_to_profile): Fix counters.
9179 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
9181 2007-02-03 Ian Lance Taylor <iant@google.com>
9183 * lower-subreg.c (simple_move_operand): New static function,
9184 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
9186 (simple_move): Call simple_move_operand.
9187 (find_decomposable_subregs): Add special handling of MEMs.
9188 (can_decompose_p): Rename from cannot_decompose_p. Reverse
9189 meaning of return value. If we see a hard register, test whether
9190 it can store a word_mode value. Change all callers.
9192 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9194 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
9195 ftrapv insns and expanders.
9196 (subdi3): Change define_expand operand 1 to arith11_operand, and
9197 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
9198 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
9199 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
9203 * varasm.c (notice_global_symbol): Treat global objects as weak when
9206 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9208 * emit-rtl.c (dconstpi): Delete.
9210 (init_emit_once): Delete dconstpi and init dconstsqrt2.
9211 * real.h (dconstpi): Delete.
9213 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
9214 (fold_builtin_hypot): Likewise.
9216 2007-02-03 Tom Tromey <tromey@redhat.com>
9219 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
9220 -gcoff3, -gxcoff3, -gvms3 implies -dD.
9222 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
9224 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
9225 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
9226 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
9227 config/rs6000/cell.md, config/rs6000/darwin.h,
9228 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
9229 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
9230 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
9231 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
9232 typos. Follow spelling conventions.
9233 * doc/invoke.texi: Follow spelling conventions.
9235 2007-02-03 Roger Sayle <roger@eyesopen.com>
9237 * simplify-rtx.c (simplify_relational_operation_1): Implement some
9238 canonicalization transformations that attempt to simplify integer
9239 constant comparisons to become comparisons against zero.
9241 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9243 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
9245 * fold-const.c (fold_binary): Fix comment typos. Fold complex
9246 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
9248 2007-02-02 Mike Stump <mrs@apple.com>
9250 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
9251 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
9252 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
9253 generate a branch island.
9255 2007-02-02 Bob Wilson <bob.wilson@acm.org>
9257 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
9258 (xtensa_legitimate_address_p): New.
9259 (xtensa_legitimize_address): New.
9260 (xtensa_output_addr_const_extra): New.
9261 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
9263 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
9264 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
9265 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
9266 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
9267 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
9268 (xtensa_legitimize_address): New.
9269 (xtensa_output_addr_const_extra): New.
9271 2007-02-02 Steve Ellcey <sje@cup.hp.com>
9273 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
9275 2007-02-02 Ian Lance Taylor <iant@google.com>
9277 * expmed.c (expand_divmod): Add comment.
9279 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9281 * emit-rtl.c (renumber_insns): Remove.
9282 * flags.h: Remove the extern for flag_renumber_insns.
9283 * rtl.h: Remove the prototype for renumber_insns.
9284 * toplev.c (flag_renumber_insns): Remove.
9286 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9288 Revert for x86 darwin:
9289 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9291 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9292 code before the following patch under TARGET_MACHO.
9293 (ix86_function_value_regno_p): Likewise.
9295 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9297 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9300 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9303 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9304 general or fp registers. Add comments.
9305 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9307 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9309 * pointer-set.c (insert_aux): Only return insertion slot.
9310 (pointer_set_insert): Adjust.
9311 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9312 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9313 pointer_map_traverse): New.
9314 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9315 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9316 pointer_map_contains, pointer_map_traverse): Declare.
9318 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9321 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9322 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9324 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9326 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9328 (struct _dep): New type.
9329 (dep_t): New typedef.
9330 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9331 (DEP_STATUS): New access macro. The macro with the same name was
9332 renamed to DEP_LINK_STATUS.
9333 (dep_init): Declare function
9335 (struct _dep_link): New type.
9336 (dep_link_t): New typedef.
9337 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9338 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9339 (DEP_LINK_STATUS): New macro.
9340 (debug_dep_links): New debug function.
9342 (struct _deps_list): New type.
9343 (deps_list_t): New typedef.
9344 (DEPS_LIST_FIRST): New access macro.
9345 (FOR_EACH_DEP_LINK): New cycle macro.
9346 (create_deps_list, free_deps_list, delete_deps_list): Declare
9348 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9349 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9350 (copy_deps_list_change_con): Ditto.
9352 (move_dep_link): Declare function.
9354 (struct _dep_node): New type.
9355 (dep_node_t): New typedef.
9356 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9358 (struct haifa_insn_data.back_deps): New field to hold backward
9359 dependencies of the insn.
9360 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9362 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9363 Change its type to deps_list_t.
9364 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9365 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9366 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9368 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9370 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9372 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9374 (dep_cost): Declare.
9376 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9377 (ds_to_dk, dk_to_ds): New functions.
9379 (init_dep_1): New static function.
9380 (init_dep): New function.
9381 (copy_dep): New static function.
9383 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9385 (detach_dep_link): New static function.
9386 (move_dep_link): New function.
9388 (dep_links_consistent_p, dump_dep_links): New static functions.
9389 (debug_dep_links): New debugging function.
9391 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9393 (alloc_deps_list, init_deps_list): New static functions.
9394 (create_deps_list): New function.
9395 (clear_deps_list): New static function.
9396 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9397 (deps_list_consistent_p, dump_deps_list): New static functions.
9398 (debug_deps_list): New function.
9399 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9401 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9403 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9404 use new scheduler dependencies lists.
9405 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9406 (sched_analyze): Ditto. Initialize dependencies lists.
9407 (add_forw_dep, compute_forward_dependences): Update to use new
9408 scheduler dependencies lists.
9410 (init_dependency_caches): Init deps_obstack.
9411 (free_dependency_caches): Free deps_obstack.
9413 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9414 new scheduler dependencies lists.
9415 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9416 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9418 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9419 Update to use new scheduler dependencies lists.
9420 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9421 (debug_dependencies): Ditto.
9422 (schedule_region): Update comments.
9424 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9425 scheduler dependencies lists.
9426 (schedule_ebb): Update comments.
9428 * rtl.def (DEPS_LIST): Remove.
9430 * lists.c (unused_deps_list): Remove.
9431 (free_list): Update assertions.
9433 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9434 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9436 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9437 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9439 * haifa-sched.c (comments): Update.
9440 (insn_cost1): Remove. Inline the code into insn_cost ().
9441 (insn_cost): Update to use new scheduler dependencies lists. Move
9442 processing of the dependency cost to dep_cost ().
9443 (dep_cost): New function. Use it instead of insn_cost () when
9444 evaluating cost of the dependency. Use compatible interface to
9445 interact with the target.
9446 (priority): Update to use new scheduler dependencies lists.
9447 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9448 with greater number of insns that depend on the insn.
9449 (schedule_insn): Update to use new scheduler dependencies lists. Add
9450 code to free backward dependencies lists. Inline and optimize code
9451 from resolve_dep () - see PR28071.
9452 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9453 lists. Update call to targetm.sched.is_costly_dependence hook.
9455 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9456 scheduler dependencies lists.
9458 (resolve_dep): Remove. Move the logic to schedule_insn ().
9459 (init_h_i_d): Initialize dependencies lists.
9461 (process_insn_depend_be_in_spec): Rename to
9462 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9464 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9465 Update to use new scheduler dependencies lists.
9466 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9468 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9469 new scheduler dependencies lists.
9470 (build_intra_loop_deps): Ditto.
9472 * target.h (struct _dep): Declare to use in
9473 gcc_target.sched.is_costly_dependence.
9474 (struct gcc_target.sched.adjust_cost): Fix typo.
9475 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9476 single dep_t parameter instead of an equivalent triad.
9477 (struct gcc_target.sched.adjust_cost_2): Remove.
9479 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9481 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9483 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9485 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9487 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9488 (REG_DEP_TRUE): Document.
9490 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9491 Change signature to correspond to the targetm.sched.adjust_cost hook.
9492 Update use in TARGET_SCHED_ADJUST_COST_2.
9493 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9494 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9495 new scheduler dependencies lists.
9496 (ia64_gen_check): Ditto.
9498 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9501 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9502 signature to correspond to the targetm.sched.is_costly_dependence hook.
9503 (is_costly_group): Update to use new scheduler dependencies lists.
9505 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9506 instead of INSN_COST () macro.
9508 2007-02-01 Ian Lance Taylor <iant@google.com>
9510 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9512 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9514 * pa.md (tp_load): Correct mfctl instruction syntax.
9516 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9518 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9519 altivec_padding_size calculation on AIX. Improve comment, add
9520 assert to verify that it's right.
9522 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9525 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9528 * global.c (global_alloc): Add mising initialization of
9531 2007-02-01 Roger Sayle <roger@eyesopen.com>
9533 * alias.c (init_alias_analysis): Correct whitespace.
9534 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9535 partition_hot_cold_basic_blocks): Likewise.
9536 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9537 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9538 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9539 fold_builtin_snprintf_chk, fold_builtin_printf,
9540 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9541 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9542 * cfgcleanup.c (cleanup_cfg): Likewise.
9543 * cfgexpand.c (tree_expand_cfg): Likewise.
9544 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9545 * function.c (get_next_funcdef_no): Likewise.
9546 * gengtype.c (main): Likewise.
9547 * genmodes.c (main): Likewise.
9548 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9549 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9550 * ifcvt.c (noce_emit_move_insn): Likewise.
9551 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9553 * stor-layout.c (get_best_mode): Likewise.
9554 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9555 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9556 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9557 perform_var_substitution, solve_graph): Likewise.
9558 * tree-vrp.c (vrp_finalize): Likewise.
9560 2007-02-01 Ian Lance Taylor <iant@google.com>
9562 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
9563 high part of a paradoxical subreg, return a constant zero.
9565 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
9567 * toplev.c (lang_dependent_init): Call init_set_costs.
9568 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
9570 2007-02-01 Richard Guenther <rguenther@suse.de>
9573 * fold-const.c (fold_negate_expr): Allow negating a
9574 constant if overflow does not change.
9576 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9578 * doc/c-tree.texi (Expression trees): Improve markup.
9579 * doc/tm.texi (Register Classes, Addressing Modes)
9580 (Floating Point): Fix spacing after abbreviations. Fix some
9583 2007-02-01 Ben Elliston <bje@au.ibm.com>
9585 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
9586 * doc/contrib.texi: Likewise.
9587 * doc/install.texi: Likewise.
9589 2007-01-31 Richard Henderson <rth@redhat.com>
9590 Ian Lance Taylor <iant@google.com>
9592 * lower-subreg.c: New file.
9593 * rtl.def (CONCATN): Define.
9594 * passes.c (init_optimization_passes): Add pass_lower_subreg and
9596 * emit-rtl.c (update_reg_offset): New static function, broken out
9597 of gen_rtx_REG_offset.
9598 (gen_rtx_REG_offset): Call update_reg_offset.
9599 (gen_reg_rtx_offset): New function.
9600 * regclass.c: Revert patch of 2006-03-05, restoring
9602 (clear_reg_info_regno): New function.
9603 * dwarf2out.c (concatn_loc_descriptor): New static function.
9604 (loc_descriptor): Handle CONCATN.
9605 * common.opt (fsplit_wide_types): New option.
9606 * opts.c (decode_options): Set flag_split_wide_types when
9608 * timevar.def (TV_LOWER_SUBREG): Define.
9609 * rtl.h (gen_reg_rtx_offset): Declare.
9610 (reg_scan_update): Declare.
9611 * regs.h (clear_reg_info_regno): Declare.
9612 * tree-pass.h (pass_lower_subreg): Declare.
9613 (pass_lower_subreg2): Declare.
9614 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
9615 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
9617 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
9618 * Makefile.in (OBJS-common): Add lower-subreg.o.
9619 (lower-subreg.o): New target.
9621 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9623 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
9625 2007-01-31 Anatoly Sokolov <aesok@post.ru>
9628 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
9630 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9633 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
9635 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
9637 * cfgloop.h: Include vec-prim.h.
9638 (enum li_flags): Remove LI_ONLY_OLD.
9639 (loop_iterator): Changed.
9640 (fel_next, fel_init): Iterate over loop tree.
9641 (FOR_EACH_LOOP_BREAK): New macro.
9642 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
9644 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
9645 * modulo-sched.c (sms_schedule): Ditto.
9646 * tree-vectorizer.c (vectorize_loops): Ditto.
9647 * doc/loop.texi: Update information on loop numbering and behavior of
9648 FOR_EACH_LOOP wrto new loops.
9649 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9650 add_to_evolution_1): Test nestedness of loops instead of comparing
9652 * tree-chrec.c (chrec_fold_plus_poly_poly,
9653 chrec_fold_multiply_poly_poly, chrec_evaluate,
9654 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
9655 reset_evolution_in_loop): Ditto.
9656 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
9658 2007-01-31 Dirk Mueller <dmueller@suse.de>
9660 * c-common.c (warn_about_parentheses): Separate warning about
9661 un-parenthized sequence of comparison operators from the one
9662 which is supposed to warn about x <= y <= z.
9664 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
9666 * optabs.h (enum optab_index): Add new OTI_isinf.
9667 (isinf_optab): Define corresponding macro.
9668 * optabs.c (init_optabs): Initialize isinf_optab.
9669 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
9671 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
9672 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
9674 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
9675 expand_builtin_interclass_mathfn.
9676 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
9677 * config/i386/i386.md (UNSPEC_FXAM): New constant.
9678 (fxam<mode>2_i387): New insn pattern.
9679 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
9680 built-in functions as x87 inline asm.
9682 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9684 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
9686 2007-01-30 Eric Christopher <echristo@apple.com>
9688 * config.gcc: Add geode.
9690 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9692 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
9693 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
9694 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
9695 value-prof.c: Fix comment typos.
9697 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9700 * doc/invoke.texi (Wpointer-arith): Document warning.
9702 2007-01-30 Janis Johnson <janis187@us.ibm.com>
9704 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
9705 the list of discrepancies from the draft TR.
9707 2007-01-30 Dirk Mueller <dmueller@suse.de>
9710 * doc/invoke.texi (-Wreturn-type): Update description to
9713 2007-01-30 Richard Sandiford <richard@codesourcery.com>
9715 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
9717 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
9719 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
9720 to handle optabs that operate on floating point input argument and
9721 output to integer output.
9722 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
9723 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
9724 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
9725 expand_builtin_interclass_mathfn ().
9726 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
9728 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
9729 ilogbl built-in functions as x87 intrinsics.
9731 2007-01-30 Richard Guenther <rguenther@suse.de>
9734 * dwarf2out.c (reference_to_unused): Query varpool if the
9735 variable was output.
9737 2007-01-30 Richard Guenther <rguenther@suse.de>
9740 * passes.c (execute_one_pass): Reset in_gimple_form to not
9741 confuse non-unit-at-a-time mode.
9743 2007-01-29 Roger Sayle <roger@eyesopen.com>
9744 Richard Guenther <rguenther@suse.de>
9746 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
9747 avoid undefined behaviour on overflow. Use force_fit_type_double
9748 to construct the constant with the specified TREE_OVERFLOW.
9750 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9752 * config/dfp-bit.c: Add parameterized support for fp exceptions.
9753 * config/dfp-bit.h: Ditto.
9755 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9757 * c-decl.c (pop_scope): Replace warnings with call to
9758 warn_for_unused_label.
9759 * c-common.h (warn_for_unused_label): Declare.
9760 * c-common.c (warn_for_unused_label): Define.
9762 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9764 * tree-optimize.c (update_inlined_to_pointers): Delete unused
9767 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9769 * Makefile.in (USER_H): Remove decfloat.h.
9770 * ginclude/decfloat.h: Delete, moving contents to ...
9771 * ginclude/float.h: Add support for decimal floating point,
9772 guarded by __STDC_WANT_DEC_FP__.
9774 2007-01-29 Mike Stump <mrs@apple.com>
9776 * doc/gccint.texi (Top): Rename Loop Representation to Loop
9777 Analysis and Representation to resolve case insensitive conflict.
9778 * doc/loop.texi (Loop Analysis and Representation): Likewise.
9780 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
9782 * tree.h (struct tree_memory_tag): Add aliases member.
9783 (MTAG_ALIASES): New macro.
9784 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
9785 (add_may_alias): Remove pointer-set. Update for may_aliases being
9787 (mark_aliases_call_clobbered): Update for may_aliases being a
9789 (compute_tag_properties): Ditto.
9790 (create_partition_for): Ditto.
9791 (compute_memory_partitions): Ditto.
9792 (dump_may_aliases_for): Ditto.
9793 (is_aliased_with): Ditto.
9794 (add_may_alias_for_new_tag): Ditto.
9795 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
9796 (compute_is_aliased): New function.
9797 (compute_may_aliases): Call compute_is_aliased).
9798 (init_alias_info): Initialize alias_bitmap_obstack.
9799 (union_alias_set_into): New function.
9800 (compute_flow_sensitive_aliasing): Use union_aliases_into.
9801 (have_common_aliases_p): Rewrite to take two bitmaps and use
9803 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
9805 (finalize_ref_all_pointers): Update for add_may_alias changes.
9806 (new_type_alias): Ditto.
9807 * tree-flow-inline.h (may_aliases): Return a bitmap.
9808 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
9809 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
9810 may_aliases being a bitmap.
9811 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
9812 may_aliases now returns a bitmap.
9813 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
9815 * tree-ssa-operands.c (add_virtual_operand): Update for
9816 may_aliases being a bitmap.
9818 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
9820 PR tree-optimization/30630
9821 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
9822 variable as changed.
9824 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
9827 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
9828 expanded only once even if an error occurs.
9830 2007-01-29 Ben Elliston <bje@au.ibm.com>
9832 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
9833 (__gcov_average_profiler): Likewise.
9834 (__gcov_ior_profiler): Likewise.
9835 (__gcov_merge_ior): Likewise.
9837 2007-01-28 Jan Hubicka <jh@suse.cz>
9839 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
9840 * value-prof.c (stringop_block_profile): Likewise.
9842 2007-01-28 Jan Hubicka <jh@suse.cz>
9844 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
9845 variant handling histograms; add wrapper.
9846 (clear_storage_via_libcall): Export.
9847 (emit_block_move_hints): Break out from ...; add histograms.
9848 (emit_block_move): ... this one.
9849 (clear_storage_hints): Break out from ...; add histograms.
9850 (clear_storage): ... this one.
9851 (set_storage_via_memset): Handle histogram.
9852 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
9853 (clear_storage_hints, clear_storage_via_libcall): Declare.
9854 (set_storage_via_setmem): Update prototype.
9855 * doc/md.texi (movmem, setmem): Document new arguments.
9857 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
9859 (stringop_block_profile): New global function.
9860 (tree_stringops_values_to_profile): Profile block size and alignment.
9861 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
9863 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
9864 (stringop_block_profile): Declare.
9865 * builtins.c: Include value-prof.h.
9866 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
9867 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
9868 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
9869 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
9870 * profile.c (instrument_values): Add new counters.
9871 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
9873 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
9874 (tree_init_edge_profiler): Build new profilers.
9875 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
9876 (pass_tree_profile): Add dump.
9877 (tree_profile_hooks): Update.
9878 * Makefile.in (LIBGCOV): Add new constants.
9879 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
9880 __gcov_ior_profiler): New.
9881 * i386.md (movmem/setmem expanders): Add new optional arguments.
9883 2007-01-28 David Edelsohn <edelsohn@gnu.org>
9885 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
9887 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9889 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
9890 (tree_unswitch_single_loop): Pass eni_size_weights to
9891 tree_num_loop_insns.
9892 * tree-ssa-loop-manip.c: Include tree-inline.h.
9893 (can_unroll_loop_p): Pass eni_size_weights to
9894 tree_num_loop_insns.
9895 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
9896 Pass eni_size_weights to estimate_num_insns.
9897 * tree.h (init_inline_once): Export.
9898 * toplev.c (backend_init): Call init_inline_once.
9899 * cgraphunit.c (cgraph_process_new_functions,
9900 cgraph_analyze_function): Pass eni_inlining_weights to
9902 * ipa-inline.c (compute_inline_parameters): Ditto.
9903 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
9904 to estimate_num_insns.
9905 (try_unroll_loop_completely): Pass eni_size_weights to
9906 tree_num_loop_insns.
9907 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
9908 ot estimate_num_insns.
9909 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
9910 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
9911 * tree-inline.c (eni_inlining_weights, eni_size_weights,
9912 eni_time_weights): New variables.
9913 (init_inline_once): Initialize them.
9914 (struct eni_data): Mew.
9915 (estimate_num_insns_1, estimate_num_insns): Use weights.
9916 * tree-inline.h (struct eni_weights_d): New.
9917 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
9918 (estimate_num_insns): Declaration changed.
9919 * cfgloop.h (tree_num_loop_insns): Declaration changed.
9920 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
9921 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
9923 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9925 * tree-data-ref.c (conflict_fn): Assert that the number of affine
9926 relations in the conflict function is valid.
9928 2007-01-27 Ian Lance Taylor <iant@google.com>
9930 * common.opt: Add fstrict-overflow.
9931 * opts.c (decode_options): Set flag_strict_overflow if -O2.
9932 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
9933 (TYPE_OVERFLOW_UNDEFINED): Define.
9934 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
9936 * tree.h (TYPE_TRAP_SIGNED): Don't define.
9937 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
9938 (fold_negate_expr): Likewise.
9939 (make_range): Likewise.
9940 (extract_muldiv_1): Likewise.
9941 (maybe_canonicalize_comparison): Likewise.
9942 (fold_comparison): Likewise.
9943 (fold_binary): Likewise.
9944 (tree_expr_nonnegative_p): Likewise.
9945 (tree_expr_nonzero_p): Likewise.
9946 * tree-vrp.c (compare_values): Likewise.
9947 (extract_range_from_binary_expr): Likewise.
9948 (extract_range_from_unary_expr): Likewise.
9949 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
9951 (nowrap_type_p): Likewise.
9952 * tree-scalar-evolution.c (simple_iv): Likewise.
9953 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
9954 (build_range_check): Likewise.
9955 (extract_muldiv_1): Likewise.
9956 (fold_comparison): Likewise.
9957 * tree-vrp.c (vrp_int_const_binop): Likewise.
9958 (extract_range_from_unary_expr): Likewise.
9959 * convert.c (convert_to_integer): Likewise.
9960 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
9961 (fold_comparison): Likewise.
9962 (fold_binary): Likewise.
9963 * optabs.c (optab_for_tree_code): Likewise.
9964 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
9965 * simplify-rtx.c (simplify_const_relational_operation): Check
9966 flag_strict_overflow and flag_trapv.
9967 (simplify_const_relational_operation): Likewise.
9968 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
9969 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
9972 2007-01-27 Roger Sayle <roger@eyesopen.com>
9974 * tree.c (tree_fold_gcd): Delete.
9975 * tree.h (tree_fold_gcd): Remove prototype.
9976 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
9977 test whether one constant integer is a multiple of another. Instead
9978 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
9979 * fold-const.c (multiple_of_p): We've determined both TOP and
9980 BOTTOM are integer constants so we can call int_const_binop directly
9981 instead of the more generic const_binop.
9983 2007-01-27 Roger Sayle <roger@eyesopen.com>
9985 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
9986 1*X check that the constant hasn't overflowed, to preserve the
9988 (round_up): Provide an efficient implementation when rouding-up an
9989 INTEGER_CST to a power-of-two.
9991 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9993 * doc/sourcebuild.texi: Add comma for clarity.
9994 * doc/extend.texi: Fix some typos.
9995 * doc/passes.texi: Likewise.
9996 * doc/cppinternals.texi: Likewise.
9997 * doc/c-tree.texi: Likewise.
9998 * doc/tree-ssa.texi: Likewise.
9999 * doc/install.texi: Likewise.
10001 2007-01-27 Jan Hubicka <jh@suse.cz>
10003 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
10004 (pass_sra): Do not require alias information.
10005 * passes.c (init_optimization_passes): Add SRA
10007 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
10009 * tracer.c (rest_of_handle_tracer): We already cleaned
10010 up the CFG in tracer() so don't do it here again.
10011 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
10012 cleanup_cfg here, either. And don't call renumber_insns.
10014 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
10015 and BB_HEAD are in the insn stream here. Instead make sure
10016 that BB_INSN is valid on all insns. Also, do check here that
10017 there are no pending branch predictions...
10018 (rtl_verify_flow_info): ...instead of doing it here. Checks
10019 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
10022 2007-01-26 Roger Sayle <roger@eyesopen.com>
10024 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
10025 function to simplify/factorize operand order canonicalization.
10026 (ix86_fixup_binary_operands): Reorganize using the above function.
10027 (ix86_binary_operator_ok): Likewise.
10029 2007-01-27 Jakub Jelinek <jakub@redhat.com>
10031 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
10032 file scope from optimize_attrs.
10033 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
10035 (optimize_attrs): Clear insn_code_values after freeing it.
10037 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10039 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
10040 a parts.base assignment.
10042 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10044 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
10045 (compute_subscript_distance, initialize_data_dependence_relation,
10046 finalize_ddr_dependent, analyze_ziv_subscript,
10047 analyze_siv_subscript_cst_affine,
10048 compute_overlap_steps_for_affine_univar,
10049 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10050 analyze_siv_subscript, analyze_miv_subscript,
10051 analyze_overlapping_iterations, subscript_dependence_tester_1,
10052 compute_self_dependence, free_dependence_relation): Work
10053 with affine_fn instead of chrecs.
10054 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
10055 common_affine_function, affine_function_base,
10056 affine_function_constant_p, affine_fn_op, affine_fn_plus,
10057 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
10058 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
10059 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
10060 (all_chrecs_equal_p): Removed.
10061 * tree-data-ref.h (affine_fn, conflict_function): New types.
10062 (struct subscript): Change type of conflicting_iterations_in_a
10063 and conflicting_iterations_in_b.
10065 2007-01-26 Steve Ellcey <sje@cup.hp.com>
10068 * config/pa/pa.h (TARGET_HPUX_11): New.
10069 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
10070 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
10072 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
10073 Richard Guenther <rguenther@suse.de>
10075 * tree-ssa-structalias.c (solve_graph): Handle case
10076 we merged the variable to another.
10078 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10080 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
10083 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
10084 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
10086 2007-01-25 DJ Delorie <dj@redhat.com>
10088 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
10089 allow changes to modes which don't fit in those registers.
10091 * reload1.c (choose_reload_regs): Check for invalid subregs before
10092 computing their locations, not after.
10094 2007-01-25 Geoffrey Keating <geoffk@apple.com>
10097 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
10098 save Altivec registers in an eh_return function.
10099 (compute_vrsave_mask): Likewise.
10100 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
10101 for saving Altivec registers.
10102 (rs6000_emit_prologue): Don't allocate stack twice in
10103 eh_return function. Correct expected value of altivec_save_offset
10104 when using save_world. Describe save of R0 to stack when using
10105 save_world. Describe stack pointer adjustment when using
10106 save_world. Remove duplicated eh_return parameter register saving.
10107 Update sp_offset variable after save_world.
10108 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
10110 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
10111 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
10114 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10116 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
10118 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10121 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
10122 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
10124 2007-01-25 Richard Guenther <rguenther@suse.de>
10126 * doc/invoke.texi (-Wcoverage-mismatch): Document.
10127 * common.opt (-Wcoverage-mismatch): New warning option.
10128 * coverage.c (get_coverage_counts): Ignore coverage mismatch
10129 if -Wcoverage-mismatch is given.
10131 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
10133 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
10134 (ipcp_driver): Change to static definition.
10135 Add dumping of the ifunctions.
10136 (constant_val_insert): Remove unused parameter. Support for SSA.
10137 (ipcp_propagate_const): Support for SSA.
10138 (ipcp_profile_bb_print): Print only analyzed nodes.
10139 (ipcp_replace_map_create): Remove support for Fortran constant
10141 * ipa-prop.c (ipa_method_modify_stmt,
10142 ipa_callsite_compute_param): Support for SSA.
10143 * ipa-prop.h (ipcp_driver): Remove declaration.
10144 (IS_VALID_TREE_MAP_INDEX): Add define.
10146 2007-01-24 Geoffrey Keating <geoffk@apple.com>
10148 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
10150 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10152 PR middle-end/30447
10153 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
10154 constant argument to cabs and do it without checking for
10155 -funsafe-math-optimizations.
10157 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
10159 * c-common.h (RID_FIRST_CXX0X): New.
10160 (RID_LAST_CXX0X): New.
10161 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
10163 * c.opt (Wc++0x-compat): New.
10164 * doc/invoke.texi (-Wc++0x-compat): Document.
10166 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10168 * builtins.c (fold_builtin_carg): New.
10169 (fold_builtin_1): Use it.
10171 2007-01-24 Jan Hubicka <jh@suse.cz>
10173 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
10175 * ipa-inline.c (initial_insns, max_insns): Delete.
10176 (compute_max_insns): New function.
10177 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
10178 of insns as base for code growth.
10179 (cgraph_decide_inlining): Make initial_insns local; do not compute
10181 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
10182 * doc/invoke.texi (inline-unit-growth): Update docs.
10184 2007-01-24 Jakub Jelinek <jakub@redhat.com>
10186 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
10187 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
10188 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
10189 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
10190 for CPUs that have PTA_CX16 set.
10192 PR middle-end/27416
10193 * gimplify.c (omp_check_private): New function.
10194 (gimplify_scan_omp_clauses): Use it for
10195 firstprivate/lastprivate/reduction.
10197 PR middle-end/30494
10198 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
10199 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
10201 PR middle-end/30421
10202 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
10203 If lower_lastprivate_clauses emits some statements, append them
10204 to dlist rather than body_p and to body_p append an initializer.
10205 (lower_omp_for): Adjust caller.
10207 2007-01-24 Steve Ellcey <sje@cup.hp.com>
10209 * target.h (globalize_decl_name): New.
10210 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10211 * output.h (default_globalize_decl_name): New.
10212 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
10214 (globalize_decl): Ditto.
10215 (default_globalize_decl_name): New.
10216 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
10217 (ia64_handle_version_id_attribute): New.
10218 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10219 (ia64_asm_output_external): Use globalize_decl_name instead
10220 of globalize_label.
10221 * doc/extend.texi (version_id): New pragma.
10222 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
10224 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10226 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
10227 _uleb128_t and _Unwind_SWord with _sleb128_t.
10228 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
10229 uw_frame_state_for, uw_update_context_1): Likewise.
10230 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
10231 * unwind-pe.h (read_uleb128, read_sleb128,
10232 read_encoded_value_with_base): Likewise.
10233 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
10235 2007-01-24 Richard Guenther <rguenther@suse.de>
10237 * builtins.c (expand_builtin_cexpi): Get the fndecl
10238 for cexp in the correct way.
10240 2007-01-24 Jan Hubicka <jh@suse.cz>
10242 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
10244 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10246 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
10247 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
10248 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
10249 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
10250 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
10251 __SIZEOF_PTRDIFF_T__.
10252 * doc/cpp.texi: Documentation for the new builtin macros added.
10254 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
10256 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
10257 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
10258 instead of operands[2] to avoid access past the end of array.
10260 2007-01-24 Richard Sandiford <richard@codesourcery.com>
10262 * reload1.c (emit_reload_insns): Pass the reload register
10263 for a non-spill output reload through forget_old_reloads_1.
10265 2007-01-23 Joseph Myers <joseph@codesourcery.com>
10267 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10268 _SOFT_DOUBLE if doubles use software floating-point.
10269 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
10270 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10271 * config/rs6000/darwin-ldouble.c: Also compile functions for
10272 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
10273 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10274 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
10275 commented-out long double override.
10276 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
10277 * config/rs6000/eabispe.h: Likewise.
10278 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
10279 long double for non-SPE.
10280 (rs6000_handle_option): Likewise.
10281 (invalid_e500_subreg): Disallow more subregs involding DImode,
10282 DFmode, TImode or TFmode.
10283 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10285 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10287 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10288 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10290 (rs6000_legitimate_address): Also check for TFmode for E500
10292 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10293 (spe_build_register_parallel): Handle TFmode and TCmode.
10294 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10296 (function_arg): Handle TFmode and TCmode for E500 double.
10297 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10299 (print_operand): Handle TFmode and TImode for %y.
10300 (rs6000_generate_compare): Handle TFmode comparisons for E500
10302 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10303 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10304 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10305 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10306 TFmode for E500 double.
10307 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10308 (floatsidf2): Enable for E500 double.
10309 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10310 (extenddftf2): Change to extenddftf2_fprs.
10311 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10312 depending on TARGET_E500_DOUBLE.
10313 (extendsftf2): Enable for E500 double.
10314 (trunctfdf2): Enable for E500 double.
10315 (trunctfsf2): Change to trunctfsf2_fprs.
10316 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10317 depending on TARGET_E500_DOUBLE.
10318 (floatsitf2): Enable for E500 double.
10319 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10320 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10321 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10322 (negtf2): Change to negtf2_internal.
10323 (negtf2): New expander.
10324 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10325 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10326 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10327 (movdi_internal32): Use rs6000_nonimmediate_operand.
10328 (unnamed splitter): Likewise.
10329 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10330 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10331 (SPE64TF, DITI): New mode macros.
10332 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10335 (frob_<mode>_di_2): New.
10336 (frob_tf_di_8_2): New.
10337 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10339 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10341 (frob_ti_<mode>_8_2): New.
10342 (frob_ti_tf_2): New.
10343 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10344 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10346 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10347 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10348 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10349 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10350 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10351 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10354 2007-01-23 Ian Lance Taylor <iant@google.com>
10356 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10358 (OBJS-archive): Reformat, alphabetize.
10359 (OBJS): Change out_object_file to OBJS-md.
10361 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10363 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10364 JUMP_P and CALL_P predicates where applicable.
10365 * config/i386/i386.c: Ditto.
10366 * config/i386/i386.md: Ditto.
10367 * config/i386/mmx.md: Ditto.
10368 * config/i386/predicates.md: Ditto.
10370 2007-01-22 Andreas Schwab <schwab@suse.de>
10372 * config/m68k/m68k.h: Fix comment.
10374 2007-01-22 Jan Hubicka <jh@suse.cz>
10376 * passes.c (init_optimization_passes): Do not rerun
10377 pass_early_warn_uninitialized.
10379 2007-01-22 Richard Guenther <rguenther@suse.de>
10381 PR tree-optimization/30038
10382 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10384 (execute_cse_sincos_1): Likewise.
10385 (execute_cse_sincos): Likewise.
10386 (gate_cse_sincos): Likewise.
10387 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10388 the cexpi() canonicalization of sincos().
10389 * tree-pass.h (pass_cse_sincos): Declare.
10390 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10392 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10394 PR rtl-optimization/29329
10395 * combine.c (replaced_rhs_insn): Rename to i2mod.
10396 (replaced_rhs_value): Rename to i2mod_new_rhs.
10397 (i2mod_old_rhs): New global variable.
10398 (combine_instructions): Adjust for above change. Save a copy of
10399 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10400 note are substituted in the second instruction.
10401 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10402 ditch the note if it pertains to the second eliminated register
10403 and this register is mentioned in i2mod_old_rhs.
10406 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10408 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10409 the insn to which the note was originally attached.
10411 2007-01-21 Jan Hubicka <jh@suse.cz>
10413 * ipa-inline.c (inlining_mode): Comment, move up.
10414 (cgraph_decide_inlining_incrementally): Do not perform inlining
10415 itself; fix handling of flattening of self recursive functions.
10416 (cgraph_find_cycles): Remove.
10417 (cgraph_flatten_node): Remove.
10418 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10419 (try_inline): New function.
10420 (cgraph_early_inlining): Update call of
10421 cgraph_decide_inlining_incrementally. Apply inlining here.
10422 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10424 2007-01-21 Dirk Mueller <dmueller@suse.de>
10427 * tree-vrp.c (check_array_bounds): do not warn
10428 about ADDR_EXPR's of ARRAY_REF's which are immediately
10429 used in binary expressions.
10431 2007-01-21 Ira Rosen <irar@il.ibm.com>
10433 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10434 read_write_dep and macros for its access.
10435 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10436 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10437 argument, call vect_check_interleaving for every independent pair of
10438 data-refs. Mark loads that access the same memory location as a store
10440 (vect_check_dependences): Remove.
10441 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10442 call, fix the call to vect_analyze_data_ref_dependence.
10443 (vect_analyze_data_ref_access): For statements that access the same
10444 data-ref, check that they are not stores; for loads, check that there
10445 is no store that access the same location.
10447 2007-01-20 Roger Sayle <roger@eyesopen.com>
10448 Joseph Myers <joseph@codesourcery.com>
10450 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10451 (-fdump-rtl-stack): Likewise.
10452 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10453 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10454 (-mpt-fixed): Use @minus{} for minus sign.
10455 (Using Precompiled Headers): Fix under/overfull hbox.
10457 2007-01-20 Jan Hubicka <jh@suse.cz>
10459 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10460 place within annotation.
10462 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10464 * pa.c (output_move_double): Change array size of xoperands to 4.
10466 2007-01-20 Jan Hubicka <jh@suse.cz>
10468 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10471 2007-01-19 Ian Lance Taylor <iant@google.com>
10473 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10474 constant to unsigned HOST_WIDE_INT before negating.
10476 2007-01-19 Ian Lance Taylor <iant@google.com>
10478 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10480 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10481 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10482 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10483 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10484 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10485 (realloc_vdef, realloc_vuse): Change second parameter to
10487 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10488 fields to unsigned.
10489 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10490 unsigned. Change x and lim locals to unsigned.
10491 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10493 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10494 (copy_virtual_operands): Change i and n locals to unsigned.
10496 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10498 PR middle-end/29335
10499 * builtins.c (fold_builtin_1): Handle builtin fdim.
10501 2007-01-20 Jan Hubicka <jh@suse.cz>
10503 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10504 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10505 init_alias_heapvars.
10506 (init_alias_heapvars): Initialize only when not already initialized.
10507 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10509 2007-01-19 Roger Sayle <roger@eyesopen.com>
10511 * common.opt (fsigned-zeros): New command line option.
10512 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10513 of flag_unsafe_math_optimizations.
10514 * opts.c (set_fast_math_flags): The -ffast-math command line option
10515 implies -fno-signed-zeros.
10516 (fast_math_flags_set_p): Likewise.
10518 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10519 the documentation of -ffast-math appropriately. Wrap long lines.
10521 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10523 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10524 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10526 2007-01-19 Tomas Bily <tbily@suse.cz>
10528 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10530 (tree_init_ic_make_global_vars): New function
10531 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10532 (tree_gen_ic_profiler): New function
10533 (tree_gen_ic_func_profiler): New function
10534 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10535 (tree_profile_hooks): Added hook for indirec/virtual calls
10536 * value-prof.c (tree_find_values_to_profile): New case for
10538 (tree_values_to_profile): Call for determining indirect/virtual
10540 (tree_indirect_call_to_profile): New function
10541 (tree_ic_transform): New function
10542 (tree_ic): New function
10543 (find_func_by_pid): New function
10544 (init_pid_map): New function
10545 (tree_value_profile_transformations): Added check for
10546 indirect/virtual call transformation
10547 * value-prof.h (enum hist_type): New counter type for
10548 indirect/virtual calls
10549 (profile_hooks): Added new hook for profiling indirect/virtual
10551 * profile.c (instrument_values): New case for indirect/virtual
10553 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10554 (GCOV_COUNTER_V_INDIR): New counter type
10555 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10556 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10558 * cgraph.c: Definition of cgraph_max_pid
10559 (cgraph_create_node): Default init of pid attribute
10560 * cgraph.h: Declaration of cgraph_max_pid
10561 (struct cgraph_node): Added pid attribute
10562 * libgcov.c (__gcov_indirect_call_profiler): New function
10563 (__gcov_one_value_profiler_body): New function
10564 (__gcov_one_value_profiler): Body was moved to
10565 __gcov_one_value_profiler_body and calls it
10567 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
10569 * doc/gty.texi (Options): Document the mark_hook option to GTY.
10570 * gengtype.c (write_types_data, write_func_for_structure,
10571 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
10572 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
10573 (walk_type, write_func_for_structure): Generate the mark_hook if
10576 2007-01-19 Jan Hubicka <jh@suse.cz>
10578 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
10579 'early' argument take inlining mode argument specifying whether to
10580 inline for size/speeed or all functions; add support for flattening;
10582 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
10584 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10587 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
10588 the name of the declared identifier.
10590 2007-01-19 Dirk Mueller <dmueller@suse.de>
10592 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
10593 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
10594 duplicate evaluation.
10596 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10598 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
10599 Macroize expander using X87MODEF12 mode macro. Extend operand 1
10600 to XFMode, use acosxf2 and truncate result to requested mode.
10601 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10602 (asin<mode>2): Similarly, with asin expanders.
10603 (*fscalexf4_i387): Rename from *fscalexf4.
10604 (expNcorexf3): New expander.
10605 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
10606 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
10607 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
10608 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
10609 patterns for SSE math.
10610 (exp10<mode>2): Similarly, with exp10 expanders.
10611 (exp2<mode>2): Similarly, with exp2 expanders.
10612 (expm1<mode>2): Similarly, with expm1 expanders.
10613 (ldexp<mode>3): Similarly, with ldexp expanders.
10614 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
10615 Use gen_truncxf<mode>2_i387_noop to truncate result.
10617 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10619 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
10620 for ColdFire targets.
10622 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
10623 Richard Sandiford <richard@codesourcery.com>
10625 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
10626 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
10627 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
10628 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
10629 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10630 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10632 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10634 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
10635 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
10636 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
10637 (*adddi_dilshr32_cf): New pattern.
10638 (adddi3, subdi3): Remove first alternatives.
10640 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10642 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
10643 implemented using move.l, do not use its cc result for floating-point
10646 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10648 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
10649 from accepting 's' constraints if flag_pic.
10651 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10653 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
10654 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
10655 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
10656 condition from TARGET_68881 to TARGET_HARD_FLOAT.
10658 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
10660 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
10661 ColdFire alternatives.
10662 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
10663 * config/m68k/m68k.md (clzsi2): Define for ColdFire
10664 architectures that support ff1 instruction.
10666 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10667 Julian Brown <julian@codesourcery.com>
10669 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
10670 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
10671 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
10674 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10676 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
10678 (output_move_const_into_data_reg, output_move_simode_const): Delete.
10679 * config/m68k/m68k.c (const_method, const_int_cost): Take a
10680 HOST_WIDE_INT instead of an rtx.
10681 (m68k_rtx_costs): Update call accordingly.
10682 (output_move_const_into_data_reg): Likewise. Fix formatting.
10683 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
10685 (output_move_simode_const): Update calls after above changes.
10686 Rework to use automatic variables and predicates like MEM_P.
10687 * config/m68k/m68k.md (pushexthisi_const): Update call to
10690 2007-01-19 Dirk Mueller <dmueller@suse.de>
10692 * tree-ssa-alias.c (perform_var_substitution): Fix typo
10693 in dump_flags test.
10695 2007-01-19 Richard Guenther <rguenther@suse.de>
10697 * builtins.c (expand_builtin_cexpi): Fall back to expanding
10698 via cexp in case sincos is not available.
10700 2007-01-19 Richard Guenther <rguenther@suse.de>
10702 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
10703 * defaults.h (TARGET_HAS_SINCOS): Default to off.
10704 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
10705 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
10706 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
10707 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
10708 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
10709 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
10711 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10713 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
10715 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
10716 (atan2xf3): Directly generate RTL pattern.
10717 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
10718 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10719 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10720 disable patterns for SSE math.
10721 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
10722 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10723 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10724 disable patterns for SSE math.
10726 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
10728 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
10730 2007-01-18 Roger Sayle <roger@eyesopen.com>
10732 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
10733 VIEW_CONVERT_EXPR to the same type as it's operand.
10735 2007-01-18 David Edelsohn <edelsohn@gnu.org>
10737 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
10738 configured for long double 128.
10740 2007-01-18 Mike Stump <mrs@apple.com>
10742 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
10745 2007-01-18 Michael Meissner <michael.meissner@amd.com>
10747 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
10750 2007-01-18 Jan Hubicka <jh@suse.cz>
10752 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
10753 greater than NUM_VOP_FREE_BUCKETS.
10755 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
10757 * tree-ssa-structalias.c: Update comments.
10758 (ptabitmap_obstack): Removed.
10759 (pta_obstack): New.
10760 (oldpta_obstack): Ditto.
10761 (stats): Add a few members.
10762 (struct variable_info): Remove node, complex, address_taken, and
10763 indirect_target members. Add oldsolution member.
10764 (new_var_info): Do not initialize removed members.
10765 (constraint_expr_type): Remove INCLUDES.
10766 (constraint_graph): Add size, implicit_preds, rep,
10767 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
10768 (FIRST_REF_NODE): New macro.
10769 (LAST_REF_NODE): Ditto.
10770 (FIRST_ADDR_NODE): Ditto.
10771 (find): New function.
10773 (dump_constraint): Do not handle INCLUDES.
10774 (insert_into_complex): Do not insert duplicate constraints.
10775 (condense_varmap_nodes): Renamed and rewritten into ...
10776 (merge_node_constraints): This. Also fix bug in handling of
10777 offseted copy constraints.
10778 (clear_edges_for_node): No longer need to deal with preds at all,
10779 or removing associated preds/succs.
10780 (merge_graph_nodes): Deal with indirect_cycles.
10781 Don't deal with predecessors.
10782 (add_implicit_graph_edge): New function.
10783 (add_pred_graph_edge): Ditto.
10784 (add_graph_edge): Don't deal with predecessors.
10785 (build_constraint_graph): Removed.
10786 (build_pred_graph): New function.
10787 (build_succ_graph): Ditto.
10788 (struct scc_info): Removed in_component. Added roots, dfs, and
10789 node_mapping. Remove visited_index, unification_queue.
10790 (scc_visit): Deal with union-find we do now.
10791 Deal with cycles with REF nodes.
10792 (collapse_nodes): Renamed and rewritten to ...
10793 (unify_nodes): This.
10794 (process_unification_queue): Removed.
10795 (topo_visit): Cleanup
10796 (do_da_constraint): Use find.
10797 (do_sd_constraint): Ditto.
10798 (do_ds_constraint): Ditto.
10799 (do_complex_constraint): Ditto.
10800 (init_scc_info): Update for removed and added members.
10801 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
10802 (find_indirect_cycles): This.
10803 (equivalence_class): New variable.
10804 (label_visit): New function.
10805 (perform_variable_substitution): Rewritten.
10806 (free_var_substitution_info): New function.
10807 (find_equivalent_node): Ditto.
10808 (move_complex_constraints): Ditto.
10809 (eliminate_indirect_cycles): Ditto.
10810 (solve_graph): Only propagate changed bits.
10811 Use indirect cycle elimination.
10813 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
10814 (tree_id_eq): Renamed to ...
10815 (tree_vi_eq): This. Update for member change
10816 (insert_id_for_tree): Renamed and rewritten to ...
10817 (insert_vi_for_tree): This.
10818 (lookup_id_for_tree): Renamed and rewritten to ...
10819 (lookup_vi_for_tree): This.
10820 (get_id_for_tree): Renamed and rewritten to ...
10821 (get_vi_for_tree): Ditto.
10822 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
10823 (process_constraint): Don't handle INCLUDES.
10824 Remove special ADDRESSOF case.
10825 (find_func_aliases): Rewrite to use vi functions instead of id
10827 (create_function_info_for): Ditto.
10828 (create_variable_info_for): Ditto.
10829 (intra_create_variable_infos): Ditto.
10830 (merge_smts_into): Ditto.
10831 (find_what_p_points_to): Ditto.
10832 (init_base_vars): Ditto.
10833 (init_alias_vars): Ditto.
10834 (remove_preds_and_fake_succs): New function.
10835 (dump_sa_points_to_info): Dump new stats.
10836 (dump_solution_for_var): Use find.
10837 (set_used_smts): Fix formatting.
10838 (compute_points_to_sets): Updated for new functions.
10839 (ipa_pta_execute): Ditto.
10841 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10842 Richard Sandiford <richard@codesourcery.com>
10844 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
10846 * calls.c (expand_call): If the return value is a PARALLEL,
10847 extract its first member.
10848 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
10849 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10850 use FUNCTION_EXTRA_EPILOGUE.
10851 (m68k_function_value): Return a PARALLEL if the return value
10852 is of a pointer type.
10853 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
10854 (FUNCTION_EXTRA_EPILOGUE): Remove.
10855 * config/m68k/m68k.md (D0_REG): New constant.
10857 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10859 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10860 output a NOP for empty epilogues.
10862 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10864 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
10865 before function. Extend register save check to include all
10866 registers, not just integer ones.
10868 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10870 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
10871 (m68k_use_return_insn): ...this.
10872 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
10873 * config/m68k/m68k.c (use_return_insn): Rename to...
10874 (m68k_use_return_insn): ...this.
10875 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
10876 of USE_RETURN_INSN.
10878 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10880 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
10881 nearest even, fix denormal rounding overflow.
10883 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10885 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
10886 f%$smove and f%$move.
10887 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
10888 (extendsfdf2_cf): Use fdmove instead of f%&move.
10889 (truncdfsf2_cf): Use fsmove instead of f%$smove.
10890 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
10892 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10894 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
10897 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10899 * real.h (real_format): Add a canonical_nan_lsbs_set field.
10900 (coldfire_single_format): Declare.
10901 (coldfire_double_format): Likewise.
10902 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
10903 of qnan_msb_set to determine the lower bits of a canonical
10905 (encode_ieee_double): Likewise.
10906 (encode_ieee_quad): Likewise.
10907 (ieee_single_format): Initialize canonical_nan_lsbs_set.
10908 (mips_single_format): Likewise.
10909 (ieee_double_format): Likewise.
10910 (mips_double_format): Likewise.
10911 (ieee_extended_motorola_format): Likewise.
10912 (ieee_extended_intel_96_format): Likewise.
10913 (ieee_extended_intel_128_format): Likewise.
10914 (ieee_extended_intel_96_round_53_format): Likewise.
10915 (ibm_extended_format): Likewise.
10916 (mips_extended_format): Likewise.
10917 (ieee_quad_format): Likewise.
10918 (mips_quad_format): Likewise.
10919 (vax_f_format): Likewise.
10920 (vax_d_format): Likewise.
10921 (vax_g_format): Likewise.
10922 (i370_single_format): Likewise.
10923 (i370_double_format): Likewise.
10924 (decimal_single_format): Likewise.
10925 (decimal_double_format): Likewise.
10926 (decimal_quad_format): Likewise.
10927 (c4x_single_format): Likewise.
10928 (c4x_extended_format): Likewise.
10929 (real_internal_format): Likewise.
10930 (coldfire_single_format): New real_format.
10931 (coldfire_double_format): Likewise.
10932 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
10933 canonical_nan_lsbs_set.
10934 (pdp11_d_format): Likewise.
10935 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
10936 if TARGET_COLDFIRE_CPU.
10938 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10940 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
10941 (output_call, m68k_legitimize_call_address): Declare.
10942 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
10943 parenthesees. Add support for a 'W' constraint.
10944 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
10945 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
10946 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
10947 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
10949 (override_options): Initialize them. Do not set flag_no_function_cse
10950 for TARGET_ID_SHARED_LIBRARY.
10951 (m68k_output_pic_call): Delete.
10952 (m68k_legitimize_call_address): New function.
10953 (print_operand): Remove the %o prefix. Handle the %p prefix.
10954 (output_call): New function.
10955 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
10956 target address from the GOT if symbolic jumps are not allowed.
10957 * config/m68k/m68k.md (call, general_operand): Do not set
10958 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
10959 Merge separate flag_pic and !flag_pic define_insns into...
10960 (*call, *call_value): ...these new patterns. Match the address
10961 rather than the containing MEM and require it to be a call_operand.
10962 Use output_call to generate the asm template.
10963 * config/m68k/predicates.md (const_call_operand): New predicate.
10964 (call_operand): Likewise.
10966 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10968 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
10969 (STACK_GROWS_DOWNWARD): Define to 1.
10970 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
10971 comments, emphasizing that these values are only defaults.
10972 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
10973 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
10975 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10977 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
10979 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10980 Richard Sandiford <richard@codesourcery.com>
10982 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
10983 (FP_REGNO_P): New macros.
10984 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
10985 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
10986 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
10987 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
10989 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10991 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10992 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
10994 * config/m68k/t-floatlib: New file, extracting common code from...
10995 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
10996 * config/m68k/t-uclinux: Here.
10997 * config/m68k/fpgnulib.c: Do not compile extendeed precision
10998 routines on ColdFire targets.
11000 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11002 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11003 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
11004 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
11005 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
11006 explicitly set MOTOROLA to 1.
11007 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
11009 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11010 Nathan Sidwell <nathan@codesourcery.com>
11012 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
11013 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
11014 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
11015 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
11016 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
11017 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
11018 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
11019 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
11020 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
11021 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11022 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
11023 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
11024 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
11025 (DBX_REGISTER_NUMBER): Delete.
11026 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
11027 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11028 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
11030 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11032 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
11033 * config/flat.h: New file.
11034 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
11035 OBJECT_FORMAT_FLAT.
11036 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
11037 indirect references for -msep-data or -mid-shared-library.
11038 Do not use PC-relative code addresses either.
11039 * config/m68k/m68k.c (override_options): Restrict -fPIC error
11041 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
11042 for shared libraries and crt1.o for executables. Use crti.o and
11044 (ENDFILE_SPEC): Use crtend.o and crtn.o.
11045 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
11046 Do not add -elf2flt or -shared-lib-id options here.
11047 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
11048 Pass -shared-lib-id if -mid-shared-library, taking the library
11049 identifier from -mshared-library-id if given, otherwise
11051 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
11052 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
11053 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
11054 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
11055 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
11056 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
11058 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
11059 jump sequence for ISA A and ISA A+.
11060 (PICJUMP): Likewise.
11062 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11064 * config.gcc (m68k-*-uclinux*): Base the port on the common
11065 and m68k GNU/Linux files rather than on the generic ELF ones.
11066 * config/m68k/uclinux.h (TARGET_VERSION): Override.
11067 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11069 2007-01-18 Julian Brown <julian@codesourcery.com>
11070 Richard Sandiford <richard@codesourcery.com>
11072 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
11073 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11074 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
11076 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
11077 80 unconditionally.
11078 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11080 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11082 * doc/install.texi: Document m68k-uclinuxoldabi.
11083 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
11084 * config/m68k/uclinux-oldabi.h: New file, copied from
11085 config/m68k/uclinux.h.
11087 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
11089 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
11090 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
11091 (m32r_compute_frame_size): Use unsigned for regno.
11092 (m32r_reload_lr): Use gen_frame_mem.
11094 (m32r_output_function_epilogue): Don't output the function epilogue
11096 (m32r_expand_epilogue): New.
11097 (direct_return): Return false if the function has the interrupt
11099 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
11100 * config/m32r/m32r.md (epilogue): New expander.
11101 (return_lr, return_rte): New insns.
11102 (return): Make it expander.
11103 (return_normal): New expander.
11105 2007-01-18 Josh Conner <jconner@apple.com>
11108 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
11109 support for UNLE, UNLT, UNGE, and UNGT.
11111 2007-01-18 Jan Hubicka <jh@suse.cz>
11113 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
11114 * tree-tailcall (add_virtual_phis): Likewise.
11115 (optimize_tail_call): Return TODOs.
11116 (execute_tail_calls): Return TODOs.
11117 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
11118 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
11120 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11121 Cleanup cfg using TODO.
11122 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
11123 * passes.c (execute_function_todo): When cleanup did something, remove
11125 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
11126 (make_edges): Don't cleanup_cfg.
11128 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
11130 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
11131 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
11132 operate on the top of stack.
11133 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
11134 register handling of instructions that output to the second
11136 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
11137 (move_for_stack_reg): Special-case check for dead destination
11138 stack slot for constant load of 1.0 inside UNSPEC_TAN.
11140 * config/i386/i386.md (UNSPEC_TAN): New constant.
11141 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
11142 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
11143 to correctly model move of constant 1.0 to top stack slot.
11144 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
11145 (unnamed peephole2 pattern): Remove corresponding peephole2
11146 pattern that optimizes tan insn and loading of constant 1.0.
11147 (tanxf2): Use fptanxf4_i387.
11148 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
11149 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
11150 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11151 disable patterns for SSE math.
11152 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
11153 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
11155 2007-01-18 Dirk Mueller <dmueller@suse.de>
11156 Richard Guenther <rguenther@suse.de>
11159 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
11160 * common.opt (Warray-bounds): Add new warning option.
11161 * c-opts.c (c_common_handle_option): Define -Warray-bounds
11163 * Makefile.in: make tree-vrp.o depend on toplev.h
11164 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
11166 (check_array_refs, check_array_bounds, check_array_ref): New.
11168 2007-01-18 Jan Hubicka <jh@suse.cz>
11170 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
11171 (execute_ssa_ccp): Return flags conditionally.
11172 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
11174 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
11176 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
11178 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
11179 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
11181 * Makefile.c (GTFILES): Add cfglayout.h.
11182 * gengtype.c (open_base_files): Likewise.
11183 * cfglayout.c (cfg_layout_function_footer,
11184 cfg_layout_function_header) Reindent to make gengtype happy.
11185 * cfglayout.h (cfg_layout_function_footer,
11186 cfg_layout_function_header): Add GTY(()) marker.
11188 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
11190 2007-01-18 Ben Elliston <bje@au.ibm.com>
11192 * genautomata.c (write_automata): Include xstrerror output in the
11193 error message if writing the DFA description file fails.
11195 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
11197 * config/mips/mips-protos.h (mips_output_external): Make it
11199 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
11200 * config/mips/mips.c (irix_output_external_libcall): Likewise.
11201 (extern_list): Likewise.
11202 (extern_head): Likewise.
11203 (TARGET_ASM_FILE_END): Likewise.
11204 (mips_file_end): Likewise.
11205 (mips_output_external): Rewritten.
11207 2007-01-18 Ben Elliston <bje@au.ibm.com>
11209 * genpreds.c (write_insn_preds_c): Only write out the function
11210 body for regclass_for_constraint if we have register constraints.
11212 2007-01-17 Tom Tromey <tromey@redhat.com>
11214 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
11215 * doc/install.texi (Testing): Use sourceware.org.
11216 (Binaries): Likewise.
11217 (Specific): Likewise.
11218 * doc/contrib.texi (Contributors): Use sourceware.org.
11220 2007-01-17 Anatoly Sokolov <aesok@post.ru>
11222 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
11223 (AVR_ENHANCED): Rename to ...
11224 (AVR_HAVE_MUL): ... new.
11225 (avr_enhanced_p): Rename to ...
11226 (avr_have_mul_p): ... new.
11227 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
11228 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
11229 * config/avr/avr.c (avr_enhanced_p): Rename to ...
11230 (avr_have_mul_p): ... new.
11231 (base_arch_s): Rename 'enhanced' to 'have_mul'.
11232 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
11233 'avr_enhanced_p' and 'enhanced'.
11234 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
11235 AVR_HAVE_MUL instead of AVR_ENHANCED.
11236 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11237 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
11238 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
11239 instead of AVR_ENHANCED.
11240 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11241 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
11242 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
11244 2007-01-17 Ian Lance Taylor <iant@google.com>
11246 * vec.h (VEC_reserve_exact): Define.
11247 (vec_gc_p_reserve_exact): Declare.
11248 (vec_gc_o_reserve_exact): Declare.
11249 (vec_heap_p_reserve_exact): Declare.
11250 (vec_heap_o_reserve_exact): Declare.
11251 (VEC_OP (T,A,reserve_exact)): New static inline function, three
11253 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
11254 negative parameter.
11255 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
11256 (VEC_OP (T,A,copy)) [all versions]: Likewise.
11257 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
11258 * vec.c (calculate_allocation): Add exact parameter. Change all
11260 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
11261 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
11262 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
11263 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
11264 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
11265 (vec_heap_p_reserve_exact): New function.
11266 (vec_heap_o_reserve_exact): New function.
11268 2007-01-17 Jan Hubicka <jh@suse.cz>
11270 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
11272 2007-01-17 Eric Christopher <echristo@apple.com>
11274 * config.gcc: Support core2 processor.
11276 2007-01-16 Jan Hubicka <jh@suse.cz>
11278 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
11279 the names, just unlink the chain so we don't crash on dangling pointers
11282 2007-01-16 Jan Hubicka <jh@suse.cz>
11284 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11285 * tree-pass.h: Reorder to make IPA passes appear toegher.
11286 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11287 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11288 parameters, do not call early inliner.
11289 * ipa-inline.c: Update comments. Include tree-flow.h
11290 (cgraph_decide_inlining): Do not compute inlining parameters.
11291 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11292 be called with function context set up.
11293 (pass_ipa_inline): Remove unreachable functions before pass.
11294 (cgraph_early_inlining): Simplify assuming to be called from the
11296 (pass_early_inline): New pass.
11297 (cgraph_gate_ipa_early_inlining): New gate.
11298 (pass_ipa_early_inline): Turn into simple wrapper.
11299 (compute_inline_parameters): New function.
11300 (gate_inline_passes): New gate.
11301 (pass_inline_parameters): New pass.
11302 (apply_inline): Move here from tree-optimize.c
11303 (pass_apply_inline): New pass.
11304 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11306 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11307 doing them by hand.
11308 (tree_function_versioning): Do not allocate dummy struct function.
11309 * tree-inline.h (optimize_inline_calls): Update prototype.
11310 * tree-optimize.c (execute_fixup_cfg): Export.
11311 (pass_fixup_cfg): Remove
11312 (tree_rest_of_compilation): Do not apply inlines.
11313 * tree-flow.h (execute_fixup_cfg): Declare.
11314 * Makefile.in (gt-passes.c): New.
11315 * passes.c: Include gt-passes.h
11316 (init_optimization_passes): New passes.
11317 (nnodes, order): New static vars.
11318 (do_per_function_toporder): New function.
11319 (execute_one_pass): Dump current pass here.
11320 (execute_ipa_pass_list): Don't dump current pass here.
11322 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11324 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11325 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11327 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11329 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11330 (strong_alias): Define.
11331 (__gcc_qmul): Provide non-FMA for soft-float.
11332 (__gcc_qdiv): Same.
11337 (__gcc_qunord): New.
11347 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11348 soft-float functions.
11349 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11350 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11351 about long double soft float.
11353 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11354 Tehila Meyzels <tehila@il.ibm.com>
11356 * tree-vectorizer.h (is_pattern_stmt_p): New.
11357 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11358 formatting (tabs instead of spaces). Cleanup and clarify setting
11359 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11360 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11361 (vectorizable_type_demotion): Check that types are integral.
11362 (vectorizable_type_promotion): Likewise.
11363 (vectorizable_store): Fix typo. Eliminate new-line at end of
11366 2007-01-16 Jan Hubicka <jh@suse.cz>
11368 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11371 2007-01-15 Eric Christopher <echristo@apple.com>
11373 * ifcvt.c: Include vec.h, vecprim.h.
11374 (check_cond_move_block): New argument regs.
11375 Reorganize. Add registers used to regs.
11376 (cond_move_process_if_block): Use regs set above as
11379 2007-01-15 Eric Christopher <echristo@apple.com>
11381 * config/darwin.h: Update copyright.
11382 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11383 (LINK_COMMAND_SPEC): Add -u.
11384 (LINK_SPEC): Fix umbrella for above.
11386 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11388 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11391 2007-01-15 Tom Tromey <tromey@redhat.com>
11393 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11394 * doc/install.texi (Testing): Don't mention jacks.
11395 (Configuration): Document --enable-java-maintainer-mode. Move
11396 --with-java-home to libgcj-specific section. Document
11398 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11400 2007-01-15 Jan Hubicka <jh@suse.cz>
11402 * tree-ssa-dce.c (DCE_TODOs): New.
11403 (propagate_necessity): Return if something changed.
11404 (eliminate_unnecessary_stmts): Likewise.
11405 (perform_tree_ssa_dce): Return TODO flags when needed.
11406 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11408 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11410 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11411 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11412 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11413 patterns using X87MODEF12 mode macro. Extend operand 1
11414 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11415 (log10<mode>2): Ditto.
11416 (log2<mode>2): Ditto.
11417 (log1p<mode>2): Ditto.
11418 (logb<mode>2): Ditto.
11419 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11420 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11421 (*fxtractxf3_i387): Rename from *fxtractxf3.
11422 (fxtract_extend<mode>xf3_i387): New insn pattern.
11423 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11424 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11425 and gen_fyl2xxf3_i387().
11427 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11429 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11430 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11431 get_loop_exit_edges. Changed return type to bool.
11432 * cfgloop.h (fix_loop_placement): Declaration removed.
11434 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11436 * param.h (MIN_VECT_LOOP_BOUND): New.
11437 * params.def (MIN_VECT_LOOP_BOUND): New.
11438 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11439 argument - minimum threshold for number of iterations.
11440 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11441 argument to declaration.
11442 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11443 MIN_VECT_LOOP_BOUND.
11444 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11445 slpeel_tree_peel_loop_to_edge with additional argument.
11446 (vect_do_peeling_for_alignment): Likewise.
11447 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11449 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11452 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11453 operands of size 1.
11455 2007-01-14 Jan Hubicka <jh@suse.cz>
11457 * tree-dfa.c (remove_referenced_var): New function.
11458 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11459 prune referenced vars list too.
11460 * tree-flow.h (remove_referenced_var): Declare.
11462 2007-01-14 Jan Hubicka <jh@suse.cz>
11464 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11466 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11467 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11468 * except.h (verify_eh_throw_table_statements): Kill prototype.
11469 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11470 into call exrepssions.
11471 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11473 * tree-cfg.c: Include pointer-set.h.
11474 (verify_node_sharing): Work on pointer set.
11475 (verify_eh_throw_stmt_node): New.
11476 (verify_stmts): Use pointers sets, verify throw_stmt.
11478 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11480 * ipa-reference.c (analyze_function): Consider also addresses taken
11483 2007-01-12 Roger Sayle <roger@eyesopen.com>
11485 * c-typeck.c (null_pointer_constant_p): Replace use of
11486 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11487 (build_c_cast): Likewise.
11489 2007-01-12 Roger Sayle <roger@eyesopen.com>
11491 * tree.h (force_fit_type_double): Remove unused final argument.
11492 * c-common.c (constant_expression_warning): Replace use of
11493 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11494 (convert_and_check): Likewise.
11495 (shorten_compare): Update call to force_fit_type_double.
11496 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11497 * convert.c (convert_to_pointer): Update call to
11498 force_fit_type_double.
11499 * fold-const.c (force_fit_type_double): Remove overflowed_const
11501 (int_const_binop, fold_convert_const_int_from_int,
11502 fold_convert_const_int_from_real, fold_div_compare,
11503 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11504 fold_abs_const, fold_not_const): Remove the final argument from
11505 calls to force_fit_type_double.
11507 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11509 * configure.ac: Set insn to "nop" for spu-*-* also.
11510 * configure: Regenerate.
11512 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11514 * builtins.def : Add BUILT_IN_FREE.
11516 2007-01-12 Jan Hubicka <jh@suse.cz>
11518 PR tree-optimization/30443
11519 * tree-inline.c (tree_function_versioning): Do not optimize when
11520 cloning for inlining.
11522 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11524 * doc/loop.texi: Document recording of loop exits.
11525 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11526 (update_single_exits_after_duplication,
11527 update_single_exit_for_duplicated_loop,
11528 update_single_exit_for_duplicated_loops): Removed.
11529 (duplicate_loop_to_header_edge): Do not call
11530 update_single_exits_after_duplication and
11531 update_single_exit_for_duplicated_loops.
11532 (loop_version): Do not update single_exit information.
11533 (fix_loop_structure): Use record_loop_exits instead of
11534 mark_single_exit_loops.
11535 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11536 the lists of loop exits.
11537 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11538 split_edge, merge_blocks): Update the lists of loop exits.
11539 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11540 loop_optimizer_init.
11541 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11542 of mark_single_exit_loops.
11543 (loop_optimizer_finalize): Call release_recorded_exits.
11544 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11545 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11546 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11547 update single exit information.
11548 * lambda-code.c (perfect_nestify): Ditto.
11549 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11550 (mark_single_exit_loops): Removed.
11551 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11552 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11553 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11555 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11556 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11557 (verify_loop_structure): Verify consistency of the exit lists.
11558 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11559 (set_single_exit): Removed.
11560 * cfgloop.h (struct loop_exit): New function.
11561 (struct loop): single_exit_ field replaced by exits field.
11562 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
11563 (struct loops): Added exits hash.
11564 (mark_single_exit_loops, set_single_exit): Declaration removed.
11565 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
11567 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11569 * doc/invoke.texi: Avoid use of @headitem.
11571 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11573 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
11575 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11577 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
11580 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11581 Richard Sandiford <richard@codesourcery.com>
11583 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
11584 * config/m68k/m68k.opt: Resort options.
11585 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
11587 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11588 Richard Sandiford <richard@codesourcery.com>
11590 * doc/invoke.texi: Document the macros that are defined by
11591 m68k's -mtune and -mhard-float options.
11592 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
11593 (m68k_cpp_cpu_family): Likewise.
11594 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
11595 of __ucfv*__ macros. Define __mcffpu__ if generating code for
11596 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
11597 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
11598 (m68k_cpp_cpu_family): Likewise.
11600 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11602 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
11603 macros besides mc68000 as tuning macros. Use a switch statement
11604 to set them and mcpu32.
11606 2007-01-12 Julian Brown <julian@codesourcery.com>
11608 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
11609 (TARGET_68040_ONLY): Rename to...
11610 (TARGET_68040): ...this.
11611 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
11612 * config/m68k/m68k.md: Likewise.
11614 2007-01-12 Julian Brown <julian@codesourcery.com>
11615 Nathan Sidwell <nathan@codesourcery.com>
11616 Richard Sandiford <richard@codesourcery.com>
11618 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
11619 the -mcpu= argument associated with the --with-cpu setting.
11620 Define M68K_DEFAULT_TUNE to the default -mtune= option,
11621 if different from the one implied by the -mcpu setting.
11622 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
11623 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
11624 * doc/invoke.texi: Mention ColdFire in the introduction to the
11625 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
11626 -mno-div and -mhard-float options. Make -m68881 a synonym for
11627 -mhard-float. Document the previously-undocumented -m5206e,
11628 -m528x, -m5307 and -m5407 options. Tweak the existing option
11629 documentation for consistency.
11630 * doc/install.texi: Mention new --with-cpu arguments.
11631 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
11632 default CPU if neither -mcpu nor -march are specified.
11633 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
11634 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
11635 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
11636 using m68k_tune to decide between families that implement the
11637 same ISA. Use m68k_tune to set __mcfv4e__.
11638 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
11639 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
11640 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
11641 (FL_ISA_C, FL_ISA_MMU): New macros.
11642 (MASK_COLDFIRE): Delete.
11643 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
11644 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
11645 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
11646 (TARGET_HARD_FLOAT): Do not define here.
11647 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
11648 (TUNE_68000): New macro.
11649 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
11650 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
11651 (TUNE_CFV2): Redefine in terms of m68k_tune.
11652 (uarch_type, target_device, fpu_type): New enums.
11653 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
11654 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
11655 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
11656 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
11657 (FL_FOR_isa_c): New macros.
11658 (m68k_isa): New enum.
11659 (m68k_target_selection): New structure.
11660 (all_devices, all_isas, all_microarchs): New tables.
11661 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
11662 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
11663 (MASK_ALL_CPU_BITS): Delete.
11664 (m68k_find_selection): New function.
11665 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
11666 Map the legacy target options to a combination of the new ones.
11667 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
11668 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
11669 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
11671 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
11672 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
11674 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
11675 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
11676 * config/m68k/m68k-devices.def: New file.
11678 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11679 Nathan Sidwell <nathan@codesourcery.com>
11681 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
11682 (SUBTARGET_EXTRA_SPECS): New macros.
11683 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
11684 use %(asm_cpu_spec) instead.
11685 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
11686 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
11687 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
11688 (EXTRA_SPECS): Rename to...
11689 (SUBTARGET_EXTRA_SPECS): ...this.
11691 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11692 Richard Sandiford <richard@codesourcery.com>
11693 Julian Brown <julian@codesourcery.com>
11695 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11696 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
11697 to the configuration's default CPU.
11698 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
11699 Remove default masks.
11700 (m680[012]0-*-*): Set the default with_cpu to the first part of
11702 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
11703 (m68k*-*-linux): Extend the --with-cpu handling to...
11704 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
11705 and m68010. Don't set target_cpu_default2.
11706 * doc/install.texi: Document --with-cpu for m68k.
11707 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
11708 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
11709 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
11710 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
11711 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
11712 (ASM_SPEC): Remove use of %(asm_cpu_default).
11713 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
11714 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
11715 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
11716 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
11717 __HAVE_FPU__ if TARGET_HARD_FLOAT.
11718 (TARGET_DEFAULT): Delete.
11719 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
11720 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
11721 (CPP_CPU_SPEC): Delete.
11722 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
11723 the appropriate string.
11724 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
11725 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
11726 (ASM_SPEC): Don't use %(asm_default_spec).
11727 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
11728 TARGET_DEFAULT and add MASK_68881.
11729 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
11731 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11733 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
11734 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
11735 MASK_68010 alongside MASK_68020.
11736 * doc/invoke.texi: Document -m68010.
11737 * config/m68k/m68k.opt (m68010): New.
11738 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
11740 (TUNE_68010): New macro.
11741 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
11742 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
11743 (M68K_CPU_m68332): Add MASK_68010.
11744 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
11745 fallback definition.
11746 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
11748 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
11749 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
11750 to all entries that use MASK_68020.
11751 (output_move_simode_const, output_move_himode, output_move_qimode)
11752 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
11753 instead of TARGET_68020 to select clr behavior. Remove comment
11754 about there being no TARGET_68010.
11755 * config/m68k/m68k.md: Likewise throughout.
11757 2007-01-12 Julian Brown <julian@codesourcery.com>
11759 * config/m68k/m68k.h (TARGET_ISAB): New macro.
11760 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
11761 * config/m68k/m68k.md: Likewise.
11763 2007-01-12 Julian Brown <julian@codesourcery.com>
11765 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
11766 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
11768 2007-01-12 Julian Brown <julian@codesourcery.com>
11770 * config/m68k/m68k.h (TUNE_68040_60): New macro.
11771 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
11772 * config/m68k/m68k.md: Likewise.
11774 2007-01-12 Julian Brown <julian@codesourcery.com>
11775 Richard Sandiford <richard@codesourcery.com>
11777 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
11778 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
11779 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
11781 (TARGET_CPU32): Rename to...
11782 (TUNE_CPU32): ...this.
11783 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
11784 (TUNE_CFV2): New macros.
11785 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
11786 remove conditions that are implied by TARGET_68020.
11787 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
11788 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
11789 (m68k_output_function_epilogue): Likewise.
11790 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
11791 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
11792 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
11793 non-68000 timings. Refactor multiplication and division costs.
11794 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
11795 TUNE_CPU32 instead of TARGET_CPU32.
11796 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
11797 and TUNE_68060 instead of TARGET_68060.
11798 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
11799 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
11801 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
11802 && !TARGET_COLDFIRE" to choose between moveq and clr.
11803 Likewise in the unnamed movsf pattern.
11804 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
11805 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
11808 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11810 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
11811 of tabbing before backslashes.
11813 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11815 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
11816 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
11817 (ASM_OUTPUT_INTERNAL_LABEL): Define.
11819 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11821 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
11822 find_interesting_uses_cond.
11823 (find_interesting_uses_cond): Use extract_cond_operands.
11824 (rewrite_use_compare): Use extract_cond_operands and
11825 force_gimple_operand_bsi. Do not call update_stmt.
11826 (determine_use_iv_cost_condition): Use extract_cond_operands.
11827 Return cheaper of using original bound and changing the exit bound.
11829 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11831 PR tree-optimization/29516
11832 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
11833 most_expensive_mult_to_index, addr_to_parts,
11834 create_mem_ref, maybe_fold_tmr): Make the type of
11835 fields of TARGET_MEM_REF sizetype.
11836 (move_fixed_address_to_symbol, move_pointer_to_base):
11838 * tree.def (TARGET_MEM_REF): Add comment on types of
11841 2007-01-11 Joseph Myers <joseph@codesourcery.com>
11843 * c-common.c (vector_types_convertible_p): Treat opaque types as
11844 always convertible if they have the same size, but not otherwise.
11846 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
11848 * ifcvt.c (struct noce_if_info): Add comments to the fields.
11849 Remove the b_unconditional field.
11850 (noce_try_sign_mask): Do not look at b_unconditional.
11851 (noce_process_if_block): Do not use merge_if_blocks. Update
11852 the CFG here. Do not set b_unconditional.
11853 (cond_move_process_if_block): Likewise.
11854 (find_cond_trap): Likewise.
11855 (check_cond_move_block): Require simple jump insns at the end
11856 of the basic block.
11858 2007-01-11 Jan Hubicka <jh@suse.cz>
11860 PR tree-optimization/1046
11861 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
11862 when alias info is not ready.
11863 (pass_tail_recursion): Do not require aliasing.
11864 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
11865 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
11866 * tree-ssa-copy.c (pass_copy_prop): Likewise.
11867 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
11868 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
11869 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
11870 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
11872 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
11873 When aliasing is not build, mark statement as volatile.
11875 2007-01-11 Tom Tromey <tromey@redhat.com>
11877 PR preprocessor/15185, PR preprocessor/20989:
11878 * doc/cppopts.texi <-MT>: Update description of algorithm for
11879 computing default target.
11880 <-M, -MD>: Reword "basename" text.
11882 2007-01-11 Roger Sayle <roger@eyesopen.com>
11884 * builtins.c (expand_builtin_pow, expand_builtin_powi,
11885 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
11886 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11887 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
11888 fold_builtin_bswap, real_constp, fold_builtin_pow,
11889 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
11890 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
11891 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11892 * convert.c (convert_to_pointer): Likewise.
11893 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11894 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
11895 const_binop, fold_convert_const_int_from_int,
11896 fold_convert_const_int_from_real,
11897 fold_convert_const_real_from_real, sign_bit_p,
11898 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
11899 fold_sign_changed_comparison, fold_unary, fold_comparison,
11900 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
11901 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11902 * print-tree.c (print_node_brief, print_node): Likewise.
11903 * stor-layout.c (place_field, layout_type): Likewise.
11904 * tree-chrec.c (keep_cast): Likewise.
11905 * tree.c (build_vector, build_real, build_real_from_int_cst,
11906 build_complex): Likewise.
11908 2007-01-11 Roger Sayle <roger@eyesopen.com>
11910 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
11911 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
11913 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
11915 * configure.ac (strict1_warn): Rename to strict_warn.
11916 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
11917 cc_set_by_configure, quoted_cc_set_by_configure,
11918 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
11919 all_boot_languages, all_stagestuff): Remove.
11920 (target_list): Remove bootstrap targets.
11921 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
11922 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
11923 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
11924 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
11925 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
11926 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
11927 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
11928 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
11929 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
11930 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
11931 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
11932 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
11933 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
11934 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
11935 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
11936 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
11937 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
11938 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
11939 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
11940 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
11941 (mostlyclean): Adjust.
11942 (clean, distclean): Don't mention bootstrap stuff.
11943 * configure: Regenerate.
11944 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
11945 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
11946 treelang/config-lang.in (stagestuff): Remove.
11947 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
11948 stageprofile, stagefeedback, stagestuff): Remove mention.
11950 2007-01-11 Nick Clifton <nickc@redhat.com>
11952 * config/mcore/predicates.md (mcore_general_movesrc_operand):
11954 (mcore_general_movdst_operand): Do not accept CONST_INTs.
11955 (mcore_arith_K_S_operand): Run the test for the S constraint not
11956 the test for the M constraint.
11957 (mcore_addsub_operand): Do not accept integer values that are
11958 larger than 32 bits.
11959 * config/mcore/mcore.md: Remove unused constraints from split.
11960 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
11961 (addsi3): Likewise.
11962 (allocate_stack): Likewise.
11963 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
11964 operands to 32 bits.
11965 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
11967 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
11968 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
11969 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
11970 mcore_output_bclri, mcore_output_andn, output_inline_const,
11971 mcore_output_move, mcore_output_movedouble): Likewise.
11972 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
11973 (output_inline_const): Likewise.
11974 (output_inline_const): Fix format strings used in sprintf
11976 * config/mcore/mcore-protos.h: Update prototypes for changed
11977 functions in mcore.c.
11978 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
11979 HOST_WIDE_INT and not int.
11980 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
11981 CONST_OK_FOR_N): Likewise.
11982 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
11983 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
11986 2007-01-10 Jan Hubicka <jh@suse.cz>
11988 * tree-vrp.c (remove_range_assertions): Release defs.
11989 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
11990 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
11992 2007-01-10 Paul Brook <paul@codesourcery.com>
11994 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
11995 * config/arm/arm.md (mulsi3subsi): New insn.
11997 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
11999 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
12000 (tree_transform_and_unroll_loop): New.
12001 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
12004 2007-01-10 Robert Kennedy <jimbob@google.com>
12006 * fold-const.c (fold_comparison): Fold comparisons like (x *
12007 1000 < 0) to (x < 0).
12009 2007-01-10 Ian Lance Taylor <iant@google.com>
12011 * tree-pretty-print.c (dump_generic_node): Print parentheses when
12012 operands have the same priority.
12014 2007-01-10 Tom Tromey <tromey@redhat.com>
12016 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
12017 (fold_binary): Likewise.
12018 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
12019 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
12020 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
12021 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
12022 * langhooks.h (struct lang_hooks): Removed field
12023 'can_use_bit_fields_p'.
12025 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
12027 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
12029 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
12031 * function.c (get_last_funcdef_no): New function.
12032 * function.h (get_last_funcdef_no): Declare.
12033 * tree-inline.c (initialize_cfun): Add initialization.
12034 (tree_function_versioning): Cleanup.
12036 2007-01-10 Jan Hubicka <jh@suse.cz>
12038 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
12041 2007-01-10 Sa Liu <saliu@de.ibm.com>
12042 Ben Elliston <bje@au.ibm.com>
12044 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
12045 for SAVE_NONLOCAL and Pmode for any other save level.
12046 * spu-protos.h (spu_restore_stack_block): Declare.
12047 * spu.md (save_stack_block): Remove.
12048 (restore_stack_block): Call spu_restore_stack_block.
12049 * spu.c (spu_restore_stack_block): New function.
12050 (spu_expand_epilogue): Remove old comment.
12052 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12054 PR tree-optimization/30322
12055 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
12056 (cand_value_at): Return the value as aff_tree.
12057 (may_eliminate_iv): Convert the bound from aff_tree to tree.
12058 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
12059 aff_combination_mult): New functions.
12060 (aff_combination_add): Use aff_combination_add_cst.
12061 (aff_combination_convert): Allow conversions to a wider type.
12062 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
12063 * tree-affine.h (aff_combination_mult): Declare.
12065 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
12067 * doc/tm.texi: Update documentation to reflect reality of exec
12068 and start file search behaviours. Update copyright year.
12069 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
12070 header file directories.
12072 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
12074 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
12075 (*cosxf2): Rename to cosxf2_i387.
12076 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
12077 using X87MODEF12 mode macro. Rename patterns to
12078 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
12080 (*cosdf2, *cossf2): Ditto.
12081 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
12082 to match extended input operands.
12083 (sincos<mode>3): New expander.
12084 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
12085 insn patterns and corresponding splitters.
12087 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
12089 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
12090 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
12092 2007-01-09 Nicolas Pitre <nico@cam.org>
12095 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
12097 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12099 * target.h (struct gcc_target): New field library_rtti_comdat.
12100 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
12101 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
12102 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
12103 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
12105 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12107 * doc/invoke.texi (Optimize Options): Correct description of -O0.
12109 2007-01-08 Richard Guenther <rguenther@suse.de>
12111 * tree.h (force_fit_type_double): Export.
12112 (force_fit_type): Remove.
12113 * fold-const.c (force_fit_type_double): New function.
12114 (force_fit_type): Remove.
12115 (int_const_binop): Use it.
12116 (fold_convert_const_int_from_int): Likewise.
12117 (fold_convert_const_int_from_real): Likewise.
12118 (fold_div_compare): Likewise.
12119 (fold_sign_changed_comparison): Likewise.
12120 (fold_unary): Likewise.
12121 (fold_negate_const): Likewise.
12122 (fold_abs_const): Likewise.
12123 (fold_not_const): Likewise.
12124 * c-common.c (shorten_compare): Use force_fit_type_double.
12125 * convert.c (convert_to_pointer): Likewise.
12127 2007-01-08 Richard Guenther <rguenther@suse.de>
12129 * tree.h (build_int_cst_wide_type): Export.
12130 * tree.c (build_int_cst_wide_type): New function.
12131 (build_int_cst_wide): Fix comment.
12132 * builtins.c (fold_builtin_object_size): Use build_int_cst
12133 to build -1 or 0 of the correct type. Use fit_double_type
12134 to check for overflow.
12135 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
12137 (decode_field_reference): Likewise.
12138 (all_ones_mask_p): Likewise.
12139 (native_interpret_int): Use build_int_cst_wide_type.
12140 (fold_binary): Use build_int_cst_type to build an all-ones
12142 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
12144 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
12146 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
12148 2007-01-09 Ben Elliston <bje@au.ibm.com>
12150 * genautomata.c (STATS_OPTION): New option.
12151 (stats_flag): New flag.
12152 (gen_automata_option): Handle it.
12153 (initiate_automaton_gen): Ditto.
12154 (write_automata): Output statistics only if stats_flag is
12155 set. Likewise, output time statistics only if time_flag is set.
12156 * doc/md.texi (Processor pipeline description): Document new flag.
12158 2007-01-08 Richard Guenther <rguenther@suse.de>
12160 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
12161 * tree.c (build_int_cst_type): Likewise.
12162 (size_in_bytes): Don't call force_fit_type on the result.
12163 (int_fits_type_p): Use fit_double_type.
12164 * fold-const.c (fit_double_type): New function.
12165 (force_fit_type): Use it.
12166 * tree.h (fit_double_type): Export.
12168 2007-01-08 Jan Hubicka <jh@suse.cz>
12170 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
12171 * ipa.c (function_and_variable_visibility): Fix return type.
12173 2007-01-08 Richard Guenther <rguenther@suse.de>
12175 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
12176 of offset to build the index.
12177 * tree-pretty-print.c (dump_generic_node): Don't build negated
12178 const just for printing.
12179 * c-pretty-print.c (pp_c_integer_constant): Likewise.
12180 * builtins.c (fold_builtin_int_roundingfn): Check if result
12181 fits the type by using force_fit_type and comparing the result.
12182 * predict.c (predict_loops): Use compare_tree_int for comparison.
12183 * tree.c (build_int_cst): Fall back to integer_type_node for
12185 (build_int_cst_wide): Assert type is non-null.
12187 2007-01-08 Roberto Costa <roberto.costa@st.com>
12189 * tree-vrp.c (extract_range_from_cond_expr): New.
12190 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
12191 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
12193 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
12194 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
12195 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
12196 used as expressions.
12197 * tree-object-size.c (cond_expr_object_size): New.
12198 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
12200 2007-01-08 Jan Hubicka <jh@suse.cz>
12202 * tree-ssa-forwprop.c (forward_propagate_into_cond,
12203 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
12206 2007-01-08 Richard Guenther <rguenther@suse.de>
12208 PR tree-optimization/23603
12209 * tree-vrp.c (set_value_range_to_truthvalue): New function.
12210 (extract_range_from_binary): Fall back to truthvalue instead of
12211 varying for TRUTH_*_EXPR.
12212 (extract_range_from_comparison): Fall back to truthvalue instead of
12214 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
12215 if all visited PHI values were constant.
12217 2007-01-08 Jan Hubicka <jh@suse.cz>
12219 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
12220 (cgraph_analyze_function): break out from ...
12221 (cgraph_finalize_compilation_unit): ... here.
12222 (cgraph_expand_function): Remove forgoten commented out line.
12223 (cgraph_optimize): Analyze functions.
12225 2007-01-08 Jan Hubicka <jh@suse.cz>
12227 * tree-pas.h (TODO_remove_function): New flag.
12228 (TODO_update*): Renumber.
12229 (pass_ipa_increase_alignment,
12230 pass_ipa_function_and_variable_visibility): New passes.
12231 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
12232 (cgraph_function_and_variable_visibility): Move to ipa.c
12233 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
12234 cgraph_increase_alignment.
12235 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
12236 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
12237 calling tree-inline.
12238 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
12239 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
12240 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
12241 (gate_increase_alignment): New function.
12242 (pass_ipa_increase_alignment): New pass.
12243 * ipa.c: Inline tree-pass.h and timevar.h
12244 (function_and_variable_visibility): Move here from cgraphunit.c
12245 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
12246 * passes.c (init_optimization_passes): Add the two new passes.
12247 (execute_todo): Handle cgraph_remove_functions.
12249 2007-01-08 Nick Clifton <nickc@redhat.com>
12251 * config/frv/predicates.md (reg_or_0_operand): Accept
12254 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
12256 * config/bfin/rtems.h, config/bfin/t-rtems: New.
12257 * config.gcc: Add bfin*-rtems*.
12259 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12261 * c.opt: Add -flax-vector-conversions.
12262 * c-typeck.c (convert_for_assignment): Pass flag to
12263 vector_types_convertible_p to allow emission of note.
12264 (digest_init): Likewise.
12265 * c-opts.c: Handle -flax-vector-conversions.
12266 * c-common.c (flag_lax_vector_conversions): New.
12267 (vector_types_convertible_p): Unless -flax-vector conversions
12268 has been passed, disallow conversions between vectors with
12269 differing numbers of subparts and/or element types. If such
12270 a conversion is disallowed, possibly emit a note on the first
12271 occasion only to inform the user of -flax-vector-conversions.
12272 The new last argument specifies this.
12273 * c-common.h (flag_lax_vector_conversions): New.
12274 (vector_types_convertible_p): Add extra argument.
12275 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
12276 char_type_node for V*QI type vectors.
12277 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
12278 Update to satisfy new typechecking rules.
12279 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
12280 C and C++ variants.
12281 * doc/invoke.texi (C Dialect Options): Document
12282 -flax-vector-conversions.
12284 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12286 PR tree-optimization/29877
12287 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12288 a register variable on the RHS to not be replaceable.
12290 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12291 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12292 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12293 const_simm15, const_pow2, const_npow2): Added.
12294 * config/score/misc.md (insv, extv, extzv, movmemsi,
12295 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12296 * config/score/score.c (score_address_cost, score_select_cc_mode):
12298 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12299 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12300 Update score_print_operand.
12301 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12302 Adjust register allocate order and update some macro define.
12303 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12304 mdx_block_move_straight, mdx_block_move_loop_head,
12305 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12306 mdx_block_move): Added.
12307 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12308 mdp_limm): Updated and fix some bug and typo.
12309 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12310 (movsf, movdf, doloop_end): Added.
12312 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12314 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12315 config/arm/thumb2.md: Fix comment typos.
12316 * doc/extend.texi: Fix a typo.
12318 2007-01-07 Eric Christopher <echristo@apple.com>
12320 * configure.ac: Check for __stack_chk_fail for darwin.
12321 * configure: Regenerate.
12323 2007-01-07 Richard Guenther <rguenther@suse.de>
12325 * tree-vrp.c (extract_range_from_assert): CSE calls to
12326 compare_values where possible.
12327 (extract_range_from_unary_expr): Likewise.
12329 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12331 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12332 * config/avr/avr.c (call_insn_operand): Delete function.
12333 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12334 instead of register number. Use predicates.
12335 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12336 call_insn_operand): Add.
12338 2007-01-06 Jan Hubicka <jh@suse.cz>
12340 * tree-pass.h (pass_build_cgraph_edges): Declare.
12341 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12342 (visited_nodes): Remove.
12343 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12344 build_cgrpah_edges; make visited_nodes local.
12345 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12346 (record_references_in_initializer): Move to cgraphbuild.c
12347 (initialize_inline_failed, rebuild_cgraph_edges,
12348 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12349 (verify_cgraph_node): Make visited_nodes local.
12350 (cgraph_analyze_function): Do not call cgraph_create_edges and
12351 initialize_inline_failed.
12352 (cgraph_expand_function): Do not call cgraph_lower_function;
12353 assert that function is already lowered.
12354 * Makefile.in (cgraphbuild.o): New.
12355 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12356 at the end of lowering passes.
12358 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12360 * ifcvt.c (cond_move_convert_if_block): New function, code
12361 factored out from...
12362 (cond_move_process_if_block): ...here. Call the new function
12363 on the THEN and ELSE blocks.
12364 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12365 already takes care of this.
12367 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12370 * tree.h (TREE_OVERFLOW_P): New.
12371 * c-typeck.c (parser_build_unary_op): Warn only if result
12372 overflowed and operands did not.
12373 (parser_build_binary_op): Likewise.
12374 (convert_for_assignment): Remove redundant overflow_warning.
12375 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12377 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12379 * c-typeck.c (store_init_value): Split over two lines to follow
12380 the GNU coding style.
12382 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12384 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12385 __GXX_EXPERIMENTAL_CXX0X__.
12386 * doc/cpp.texi: Same.
12388 2007-01-05 Richard Guenther <rguenther@suse.de>
12390 PR middle-end/27826
12391 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12392 with mismatched types. Instead explicitly build a
12393 conversion NOP_EXPR.
12395 2007-01-05 Ian Lance Taylor <iant@google.com>
12397 * c-common.c (decl_with_nonnull_addr_p): New function.
12398 (c_common_truthvalue_conversion): Call it.
12399 * c-typeck.c (build_binary_op): Likewise.
12400 * c-common.h (decl_with_nonnull_addr_p): Declare.
12402 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12405 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12408 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12410 * doc/install.texi (Final install): Document the fact that
12411 the GNAT runtime should not be stripped.
12413 2007-01-04 Jan Hubicka <jh@suse.cz>
12415 * tree-inline.c (fold_marked_statements): Update operand caches
12416 and EH after folding
12418 2007-01-04 Ian Lance Taylor <iant@google.com>
12420 * c-common.c (check_function_nonnull): Whitespace fix.
12422 2007-01-04 Jan Hubicka <jh@suse.cz>
12424 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12425 comitted older version of patch.
12426 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12427 function, celanup cfg and collect garbage.
12429 2007-01-04 Mike Stump <mrs@apple.com>
12431 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12434 2007-01-04 Eric Christopher <echristo@apple.com>
12436 * libgcc2.c (__bswapsi2): Use SItype.
12437 (__bswapdi2): Use DItype.
12438 * libgcc2.h: Update for above.
12440 2007-01-04 Paul Brook <paul@codesourcery.com>
12442 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12443 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12444 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12445 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12446 umulsi3_highpart): Make conditional on !arm_arch6.
12447 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12448 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12449 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12450 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12451 umulsi3_highpart_v6): New insns.
12453 2007-01-04 Roger Sayle <roger@eyesopen.com>
12455 * fold-const.c (fold_convert): When casting an expression to void,
12456 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12457 have a type. Instead of attempting to build a NOP_EXPR, return
12458 these "special" trees directly.
12460 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12462 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12463 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12464 rs6000_cost->fp not 0 as adjustment for outer NEG.
12466 2007-01-04 Jan Hubicka <jh@suse.cz>
12468 * cgraph.c (cgraph_release_function_body): New function.
12469 (cgraph_remove_node): Use it.
12470 * cgraph.h (cgraph_release_function_body): Declare.
12471 * cgraphunit.c (cgraph_expand_function): Use it.
12472 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12473 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12474 is initialized and while compilation of other function is running.
12475 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12476 statement CFG annotations from here to ...
12477 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12479 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12481 * cfgloop.h (enum li_flags): Make the constants powers of two.
12483 2007-01-04 Jan Hubicka <jh@suse.cz>
12485 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12487 (fold_marked_statements): New function.
12488 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12489 * tree-inline.h (copy_body_data): Add statements_to_fold.
12491 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12493 * config.gcc: Mention libgcc/config.host.
12494 * Makefile.in: Update comments mentioning libgcc.
12495 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12496 (all.cross, start.encap, rest.encap, rest.cross): Update
12497 dependencies for libgcc move.
12498 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12499 (clean-target, clean-target-libgcc): Delete.
12500 (srcdirify, GCC_EXTRA_PARTS): New macros.
12501 (libgcc-support, libgcc.mvars): New rules.
12502 (distclean): Remove mention of mklibgcc.
12503 (install): Don't reference INSTALL_LIBGCC.
12504 (install-common): Don't reference EXTRA_PARTS.
12505 (install-libgcc, install-multilib): Delete rules.
12506 * mklibgcc.in: Delete file.
12507 * doc/configfiles.texi: Don't mention mklibgcc.
12509 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12510 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12511 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12512 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12513 (mklibgcc, ldblspecs): Likewise.
12515 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12516 (posixpre.def): Use $(T).
12517 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12518 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12519 (SHLIB_LINK): Make dummy.
12520 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12522 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12524 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12525 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12526 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12527 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12529 * configure.ac (all_outputs): Remove mklibgcc.
12530 * configure: Regenerated.
12532 2007-01-03 Josh Conner <jconner@apple.com>
12534 PR middle-end/29683
12535 * calls.c (compute_argument_addresses): Set stack and stack_slot
12536 for partial args, too.
12537 (store_one_arg): Use locate.size.constant for the size when
12538 generating a save_area.
12540 2007-01-03 Robert Kennedy <jimbob@google.com>
12542 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12543 whose definitions are deleted due to basic block merging.
12545 2007-01-03 Paul Brook <paul@codesourcery.com>
12548 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12550 (use_return_insn): Return 0 for Thumb interrupt functions.
12551 (print_multi_reg): Add rfe argument for IRQ returns.
12552 (arm_output_epilogue): Pop interrupt return address directly into PC.
12553 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12555 2007-01-03 Paul Brook <paul@codesourcery.com>
12557 Merge from sourcerygxx-4_1.
12558 * config/arm/thumb2.md: New file.
12559 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
12561 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
12562 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12563 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
12564 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
12566 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12567 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
12569 * config/arm/ieee754-sf.S: Ditto.
12570 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
12571 (thumb1_base_register_rtx_p): ... to this.
12572 (thumb_index_register_rtx_p): Rename...
12573 (thumb1_index_register_rtx_p): ... to this.
12574 (thumb_output_function_prologue): Rename...
12575 (thumb1_output_function_prologue): ... to this.
12576 (thumb_legitimate_address_p): Rename...
12577 (thumb1_legitimate_address_p): ... to this.
12578 (thumb_rtx_costs): Rename...
12579 (thumb1_rtx_costs): ... to this.
12580 (thumb_compute_save_reg_mask): Rename...
12581 (thumb1_compute_save_reg_mask): ... to this.
12582 (thumb_final_prescan_insn): Rename...
12583 (thumb1_final_prescan_insn): ... to this.
12584 (thumb_expand_epilogue): Rename...
12585 (thumb1_expand_epilogue): ... to this.
12586 (arm_unwind_emit_stm): Rename...
12587 (arm_unwind_emit_sequence): ... to this.
12588 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
12589 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
12590 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
12591 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
12592 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
12593 thumb2_output_casesi): New functions.
12594 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
12595 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
12596 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
12597 THUMB2_WORK_REGS): Define.
12598 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
12599 arm_condexec_mask, arm_condexec_masklen)): New variables.
12600 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
12601 (arm_override_options): Check new CPU capabilities.
12602 Set new architecture flag variables.
12603 (arm_isr_value): Handle v7m interrupt functions.
12604 (user_return_insn): Return 0 for v7m interrupt functions. Handle
12606 (const_ok_for_arm): Handle Thumb-2 constants.
12607 (arm_gen_constant): Ditto. Use movw when available.
12608 (arm_function_ok_for_sibcall): Return false for v7m interrupt
12610 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
12611 (thumb_find_work_register, arm_load_pic_register,
12612 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
12613 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
12614 print_multi_reg, output_mov_long_double_fpa_from_arm,
12615 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
12616 output_mov_double_fpa_from_arm, output_move_double,
12617 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
12618 output_return_instruction, arm_output_function_prologue,
12619 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
12620 arm_output_mi_thunk, thumb_set_return_address): Ditto.
12621 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
12622 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
12623 (arithmetic_instr, shift_op): Use arm_shift_nmem.
12624 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
12626 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
12627 (thumb_expand_prologue): Use thumb_set_frame_pointer.
12628 (arm_file_start): Output directive for unified syntax.
12629 (arm_unwind_emit_set): Handle stack alignment instruction.
12630 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
12631 Add v6t2, v7, v7a, v7r and v7m.
12632 (RETLDM): Add Thumb-2 code.
12633 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
12634 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
12635 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
12636 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
12637 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
12638 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
12639 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
12640 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
12641 ADJUST_INSN_LENGTH): Define.
12642 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
12643 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
12644 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
12645 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
12646 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
12647 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
12648 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
12649 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
12650 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
12651 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
12652 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
12653 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
12654 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
12655 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
12656 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
12657 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
12658 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
12660 * config/arm/arm-tune.md: Regenerate.
12661 * config/arm/arm-protos.h: Update prototypes.
12662 * config/arm/vfp.md: Enable patterns for Thumb-2.
12663 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
12664 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
12665 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
12666 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
12667 * config/arm/libunwind.S: Add Thumb-2 code.
12668 * config/arm/constraints.md: Update include Thumb-2.
12669 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
12670 * config/arm/ieee754-df.S: Ditto.
12671 * config/arm/bpabi.S: Ditto.
12672 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
12673 * config/arm/predicates.md (low_register_operand,
12674 low_reg_or_int_operand, thumb_16bit_operator): New.
12675 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
12676 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
12677 * config/arm/t-arm-elf: Add armv7 multilib.
12678 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
12680 (UNSPEC_STACK_ALIGN, ce_count): New.
12681 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
12682 arm_zero_extendsidi2, arm_zero_extendqidi2): New
12684 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
12685 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
12686 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
12687 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
12688 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
12689 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
12691 * doc/extend.texi: Document ARMv7-M interrupt functions.
12692 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
12694 2007-01-03 Jakub Jelinek <jakub@redhat.com>
12696 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
12697 (struct _Unwind_Context): Rename args_size to flags, remove
12698 signal_frame field, add a new args_size field and version field.
12699 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
12700 _Unwind_IsExtendedContext): New inline functions.
12701 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
12702 Assume by_value array is only present if _Unwind_IsExtendedContext.
12703 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
12704 _Unwind_IsSignalFrame.
12705 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
12706 (uw_update_context_1): Use _Unwind_SetSignalFrame.
12707 (uw_init_context_1): Initialize context->flags to
12708 EXTENDED_CONTEXT_BIT.
12709 * config/rs6000/linux-unwind.h (frob_update_context): Use
12710 _Unwind_SetSignalFrame.
12712 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12714 PR middle-end/30353
12715 * gimplify.c (gimplify_modify_expr_complex_part): Move below
12716 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
12719 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
12721 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
12722 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
12723 RET, AT_SP): Remove.
12724 * config/i386/i386.md (*sse_prologue_save_insn): Use return
12727 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12728 * cfgbuild.c (find_basic_blocks): Likewise.
12729 * cfgrtl.c (rtl_create_basic_block): Likewise.
12730 * function.c (temp_slots_at_level): Likewise.
12731 * reg-stack.c (stack_regs_mentioned): Likewise.
12732 * regclass.c (allocate_reg_info): Likewise.
12733 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12734 set_bb_for_stmt, move_block_to_fn): Likewise.
12735 * tree-complex.c (tree_lower_complex): Likewise.
12736 * vec.h (VEC_safe_grow_cleared): New.
12738 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
12740 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
12742 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
12743 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
12745 * cfgloopmanip.c (scale_loop_frequencies): Export.
12746 (loopify): Scale the frequencies by prescribed coefficients.
12747 (set_zero_probability): New function.
12748 (duplicate_loop_to_header_edge): Improve updating of frequencies.
12749 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
12750 and frequencies according to arguments.
12751 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
12753 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
12754 * modulo-sched.c (sms_schedule): Set probabilities for entering
12755 versioned loop correctly.
12756 * tree-vect-transform.c (vect_transform_loop): Ditto.
12757 * cfgloop.h (loopify, loop_version): Declaration changed.
12758 (scale_loop_frequencies): Declared.
12760 2007-01-02 Jan Hubicka <jh@suse.cz>
12762 * cgraph.c: Include tree-flow.h
12763 (cgraph_add_new-function): Handle IPA_SSA mode; execute
12764 early_local_passes.
12765 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
12766 * tree-pass.h (pass_all_early_optimizations): Declare.
12767 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
12768 early_local_passes.
12769 (cgraph_analyze_function): Do early_local_passes.
12770 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12771 Do not add referenced vars.
12772 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
12774 (gate_all_early_local_passes): New gate.
12775 (pass_early_local_passes): Use new gate.
12776 (execute_early_local_optimizations): New functions.
12777 (gate_all_early_optimizations): New gate.
12778 (pass_all_early_optimizations): New pass.
12779 (execute_free_datastructures): Free SSA only when initialized.
12780 (gate_init_datastructures): Init only when optimizing.
12781 (tree_lowering_passes): Do early local passes when called late.
12782 * tree-profile.c (do_tree_profiling): Don't profile functions added
12784 (do_early_tree_profiling, pass_early_tree_profile): Kill.
12785 * tree-cfg.c (update_modified_stmts): Do not update when operands are
12787 * passes.c (init_optimizations_passes): Reorder so we go into SSA
12788 during early_local_passes.
12789 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
12792 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12794 * Makefile.in: Update copyright year.
12796 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12798 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
12799 in $(lang_checks) and check-consistency targets.
12801 2007-01-02 Jan Hubicka <jh@suse.cz>
12803 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12804 Do not add referenced vars.
12805 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
12807 * passes.c (init_optimization_passes): Put mudflap_2 after
12808 free_datastructures.
12810 2007-01-02 Jan Hubicka <jh@suse.cz>
12812 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
12813 Set NOTHROW flag on call statements proved to be nothrow.
12814 Update statement of local calls so new pure/const functions are
12815 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
12817 (tree_rest_of_compilation): Register hooks and initialize bitmap
12818 early. Do not set after_inlining flag.
12820 2007-01-02 Steve Ellcey <sje@cup.hp.com>
12822 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
12823 HOST_BITS_PER_LONGLONG
12825 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12828 * c-typeck.c (store_init_value): Don't emit pedantic overflow
12829 warning for non-static initializers.
12831 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
12833 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
12834 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
12835 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
12836 Always use set_unique_reg_note to add REG_EQUAL notes.
12838 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12841 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12843 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12844 * cfgbuild.c (find_basic_blocks): Likewise.
12845 * cfgrtl.c (rtl_create_basic_block): Likewise.
12846 * function.c (temp_slots_at_level): Likewise.
12847 * reg-stack.c (stack_regs_mentioned): Likewise.
12848 * regclass.c (allocate_reg_info): Likewise.
12849 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12850 set_bb_for_stmt, move_block_to_fn): Likewise.
12851 * tree-complex.c (tree_lower_complex): Likewise.
12852 * vec.h (VEC_safe_grow_cleared): New.
12854 2007-01-02 Ian Lance Taylor <iant@google.com>
12856 * c-common.c (c_common_truthvalue_conversion): When warning about
12857 using an assignment as a truth value, set TREE_NO_WARNING.
12859 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12862 * c.opt (Wold-style-declaration): New.
12863 * doc/invoke.texi (C-only Warning Options): New.
12864 (Wold-style-declaration): Document it.
12865 (Wextra): Enabled by -Wextra.
12866 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12867 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
12868 -Wold-style-declaration.
12870 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12872 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12873 * cfgbuild.c (find_basic_blocks): Likewise.
12874 * cfgrtl.c (rtl_create_basic_block): Likewise.
12875 * function.c (temp_slots_at_level): Likewise.
12876 * reg-stack.c (stack_regs_mentioned): Likewise.
12877 * regclass.c (allocate_reg_info): Likewise.
12878 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12879 set_bb_for_stmt, move_block_to_fn): Likewise.
12880 * tree-complex.c (tree_lower_complex): Likewise.
12881 * vec.h (VEC_safe_grow_cleared): New.
12883 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
12885 * c-common.c (c_common_nodes_and_builtins): Since variants of
12886 void_type_node get built before it is given a name, we need to
12887 give those variants the name, too.
12888 (complete_array_type): We need to work with the canonical main
12889 type of the array, from which we will build the qualified version.
12890 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
12891 * print-tree.c (print_node): Display canonical type information
12893 * stor-layout.c (layout_type): When we don't know the
12894 alignment of a type for which we're building an array, we end up
12895 guessing wrong, so make the type require structural equality.
12896 * tree.c (make_node_stat): When we build a new type, it is its
12897 own canonical type.
12898 (build_type_attribute_qual_variant): When building an attribute
12899 variant, its canonical type is the non-attribute variant. However,
12900 if the attributes are target-dependent and they differ, we need to
12901 use structural equality checks for this type.
12902 (build_qualified_type): A qualified type is not equivalent to its
12903 unqualified variant; set the canonical type appropriately.
12904 (build_distinct_type_copy): When building a distinct type from
12905 another type, the new type is its own canonical type.
12906 (build_variant_type_copy): When building a new type variant, we
12907 assume that it is equivalent to the original type.
12908 (build_pointer_type_for_mode): When building a pointer type, also
12909 build a canonical type pointer.
12910 (build_reference_type_for_mode): When building a reference type,
12911 also build a canonical type reference.
12912 (build_index_type): When we can't hash an index type (e.g.,
12913 because its maximum value is negative), the index type requires
12914 structural equality tests.
12915 (build_array_type): Build the canonical form of an array type.
12916 (build_function_type): Function types require structural equality,
12917 because they contain default arguments, attributes, etc.
12918 (build_method_type_directly): Ditto for method types.
12919 (build_offset_type): Build the canonical offset type.
12920 (build_complex_type): Build the canonical vector type.
12921 (make_vector_type): Build the canonical vector type.
12922 * tree.h (TYPE_CANONICAL): New.
12923 (TYPE_STRUCTURAL_EQUALITY_P): New.
12924 (SET_TYPE_STRUCTURAL_EQUALITY): New.
12925 (struct tree_type): Added "canonical" field.
12926 * params.h (VERIFY_CANONICAL_TYPES): New.
12927 * doc/c-tree.texi (TYPE_CANONICAL): Document.
12928 (TYPE_STRUCTURAL_EQUALITY_P): Document.
12929 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
12930 * doc/invoke.texi (verify-canonical-types): Document --param
12931 parameter for verifying canonical types.
12933 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12935 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
12936 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
12937 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
12938 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
12940 * config/rs6000/e500.h: New.
12941 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
12942 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
12944 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
12945 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
12946 TARGET_E500_DOUBLE): Remove.
12947 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
12948 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
12949 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
12950 * config/rs6000/rs6000.c (rs6000_override_options): Use
12951 CHECK_E500_OPTIONS.
12953 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12955 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
12956 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
12957 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
12958 rs6000_emit_cmove): Don't check TARGET_E500.
12959 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
12960 sordered): Don't check TARGET_E500.
12962 2007-01-01 Eric Christopher <echristo@apple.com>
12964 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
12965 HARD_REGISTER_NUM_P.
12967 2007-01-01 Roger Sayle <roger@eyesopen.com>
12969 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
12970 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
12971 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
12974 2007-01-01 Mike Stump <mrs@apple.com>
12976 * configure.ac: Remove support for building with Apple's gcc-3.1.
12978 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12980 PR middle-end/30311
12981 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
12982 REG is a hard register. Do not modify REG before calling
12984 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
12985 multiple of the size of YMODE for certain lowpart cases.
12987 2007-01-01 Andrew Pinski <pinskia@gmail.com>
12989 PR middle-end/30253
12990 * gimplify (voidify_wrapper_expr): Update for
12991 GIMPLE_MODIFY_STMT.
12993 2007-01-01 Andreas Schwab <schwab@suse.de>
12996 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
12997 save of BR0 in extra_spill_size instead of spill_size.
12998 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
13000 (ia64_expand_epilogue): Restore BR0 from its new location.
13002 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13004 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
13005 Use a temporary variable if the left hand side is not a gimple
13008 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13010 * gimplify.c (gimplify_return_expr): Make the temporary variable
13011 for the return expression, a gimple register variable.
13013 2007-01-01 Jan Hubicka <jh@suse.cz>
13015 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
13018 2007-01-01 Mike Stump <mrs@apple.com>
13020 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
13022 * config/darwin.c (machopic_select_rtx_section): Use
13023 HAVE_GAS_LITERAL16.
13024 (darwin_mergeable_constant_section): Likewise.
13025 * configure: Regenerate.
13026 * config.in: Regenerate.
13028 2007-01-01 Jan Hubicka <jh@suse.cz>
13029 Andrew Pinski <pinskia@gmail.com>
13031 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
13032 before starting IPA passes.